Entries |
Document | Title | Date |
20080205077 | Lighting System Comprising 2D Led Stack - The invention relates to a lighting system (LSI) which comprises a plurality of light engines (LEa | 08-28-2008 |
20080247189 | Imaging device illumination system - An imaging device illumination system comprises first and second elongate light guides configured to emit light toward an object to be imaged, each of the first and second light guides having an input window at one end thereof for receiving light from a light source and an end face at an opposite end thereof, wherein the input window of the first light guide is disposed proximate to the end face of the second light guide. | 10-09-2008 |
20080278964 | OPTICAL FIBER ILLUMINATION - A portable device or a cover for a portable device includes a light source to emit light and an optical fiber to illuminate based on light received from the light source. | 11-13-2008 |
20080285300 | LED illumination engine using a reflector - An illumination engine for a projection display using light emitting diodes (LEDs) that includes a reflector having a first and second focal points, a source of electro-luminescence located proximate to the first focal point to emit rays of radiation in a first range of wavelengths that reflect from the reflector and converge substantially at the second focal point, and a light pipe having an first input end and a first output end, the first input end being located proximate to the second focal point to collect substantially all of the radiation and wherein the first output end transmits substantially all of the radiation. The illumination system may further include a substrate having a first side, a platform disposed proximate to the first side of the substrate, and a plurality of reflectors each having a first and second focal points disposed in the platform, each of the first and second focal points disposed proximate to the first side of the substrate, a plurality of sources of electro-luminescence disposed on the first side of the substrate, each of the sources of electro-luminescence disposed substantially coincident with a corresponding one of the first focal points to emit rays of electromagnetic radiation that reflect from a corresponding one of the plurality of reflectors and converges substantially at a corresponding one of the second focal points, a plurality of light pipes disposed in the substrate, each of the light pipes having an input end and an output end, each of the input ends disposed substantially coincident with a corresponding one of the second focal points to collect substantially all of the radiation, wherein each of the output ends transmits substantially all of the radiation emitted by a corresponding one of the plurality of sources. | 11-20-2008 |
20080285301 | LIGHTING DEVICE COMPRISING A PLURALITY OF SEMICONDUCTOR LIGHT SOURCES - A lighting device is disclosed comprising a plurality of semiconductor light sources disposed on a carrier, wherein the light from the light sources is coupled into assigned lightguides at a set angle to the surface normals of the carrier and the lightguides are provided with reflecting and light exit faces such that the envelope of the light outcoupling faces forms a curved surface segment. | 11-20-2008 |
20080291691 | SIDE-EMISSION TYPE LIGHT-EMITTING DIODE AND A BACKLIGHT UNIT USING THE LIGHT-EMITTING DIODE - A side-emission type light-emitting diode including: a first substrate having a concave formed in one of side surfaces of the first substrate, the concave including an inner surface which is configured to be a first reflecting surface; an LED-element-mounting board of thin plate shape, arranged on the lower surface of the first substrate, the board configured to close the concave at the lower surface of the first substrate; an LED element mounted on the board and arranged in the concave; and a light-transmitting resin filled in the concave and configured to seal the LED element. | 11-27-2008 |
20080298080 | FLICKERLESS LIGHT SOURCE - A flickerless light source comprising a transparent or semitransparent diffuser, a lightpipe with a patterned surface inside the diffuser, and an LED light source attached to each end of the lightpipe is disclosed. The patterned surface of the lightpipe diffuses or reflects light emitted by the LED light sources and through the lightpipe to provide a light with uniform brightness and intensity. The lightpipe is coated with a thin layer of visible-light transparent material which is doped with organic dye molecules. The organic dye has strong ultraviolet light absorption characteristics. By changing the doping concentration of the dye molecules the coating can become total opaque or semi-transparent to certain wavelengths and selective wavelength conversion is obtained. In this way light color, brightness, and intensity can be varied or controlled. | 12-04-2008 |
20080298081 | Side-Emitting LED Package with Improved Heat Dissipation - A light source and a method for making the same are disclosed. The light source includes a lead frame, an integrated circuit chip and a body. The lead frame has first and second sections. The first section includes a lateral portion, a chip mounting area and a first extension. The integrated circuit chip is bonded to the first section in the chip mounting area and is in thermal contact with the chip mounting area. The body has top, bottom, and side surfaces. The first extension is bent to provide a heat path from the chip mounting area to the side surface, a surface of the first extension that is not in contact with the side surface forming a first planar bonding surface. The heat path has less thermal resistance than a heat path through the lateral portion. | 12-04-2008 |
20080304280 | FLICKERLESS LIGHT SOURCE - A flickerless light source comprising at least two lightpipes with patterned surfaces, a single sided LED light source attached to one end of each lightpipes, and a coupler for holding the lighpipes together. The coupler comprises a hollow sleeve, a coupler with a reflective face, or a coupler with a dual sided LED light source is disclosed. The patterned surface of the lightpipes diffuse or reflect light emitted by the single and dual LED light sources and through the lightpipes to provide a light with uniform brightness and intensity. The coupler with reflective face reflects light back into the lighpipes. The coupler with the dual sided LED light source in addition to the single sided light sources emits light into the lightpipes. | 12-11-2008 |
20080310183 | Structure of a Color Changeable Soft-Tube Light - An improved color changeable tube light includes a opaque core line, a plurality of LEDs being arranged in the core line, a translucent diffuser with the same length as the core line, a cladding layer having the same length as the core line and covering the core line and being formed by extrusion molding integrally with the diffuser into one piece. A unit is formed by disposing a red LED, a green LED and a blue LED of the plurality of LEDs into a fixing means, a plurality of the units are connected in series and disposed in the plurality of transversal through-holes of the core line respectively. The fixing means may be a box. The box may be quadrate, round or elliptic in shape. The tube light of the present invention to have the effects of light beams of neon light, and the color changing and the color mixing to obtain various results are available. | 12-18-2008 |
20090016074 | Semiconductor light engine using glass light pipes - A light engine for use in systems such as automotive lighting systems employs two or more semiconductor light sources, such as LEDs. Light emitted from the light sources is captured by light pipes which are mounted such that the light capturing surface of the light pipes are properly positioned, with respect to the semiconductor light sources. The light pipes transfer substantially all of the light captured from the semiconductor light sources to light emitting surfaces of the light pipes which can be appropriately located adjacent the output optics of the lighting system. The light engine can be easily assembled as the light pipes are in modules including a carrier member that can be mounted to a positioning member which also includes apertures to position the light capture surfaces of the light pipes at a known position with respect to the semiconductor light sources. | 01-15-2009 |
20090016075 | SEMICONDUCTOR LIGHTING IN CONSOLE SYSTEM FOR ILLUMINATING BIOLOGICAL TISSUES - The present disclosure is directed to illumination techniques that include the use of one or more sets of Light Emitting Diodes or LEDs as light sources in a console/module system. The LED light sources can be utilized to produce a light beams with a specified/combination of intensity and spectrum. Of course, embodiments according to the present disclosure are not limited to one intensity/spectrum but multiple combinations of intensity and spectrum can be implemented. Such systems/methods can be implemented with various optical elements including filter, lenses, mirrors, and/or optical fibers. The system is controlled by voice activation, touch screen, footswitch or wireless communication. The LEDs might also be pulsed as a driving system. The optical fiber cable is tethered to the control. | 01-15-2009 |
20090021957 | Table lamp structure - The present invention discloses an improved table lamp, which comprises: a lamp base, an arm and a lamp hood. The lamp hood has a light-emitting element. The light-emitting element includes: a light conduction tube, a light conduction material and at least one light-emitting diode. A reflective mirror is arranged on the inner face of the lamp hood and around the light-emitting element. When the light-emitting diode emits light, the light-emitting element also emits light via the conduction of the light conduction tube and the reflection of the light conduction material. Then, the light emitted by the light-emitting element is reflected out by the reflective mirror. Thereby, the present invention can increase the illumination area, promote the brightness, decrease the number of required LEDs and reduce the cost. | 01-22-2009 |
20090027914 | Structure for a center high mounted stop lamp - The present invention discloses a structure for a center high mounted stop lamp, which comprises: a light pipe, a housing and LEDs. The light pipe has an inorganic light guide coating on a lateral side thereof and has LEDs at both ends thereof. The housing covers the light pipe and has a light reflection layer. The light reflection layer is arranged around the light pipe and behind the inorganic light guide coating. The light emitted by LEDs is scattered by the light pipe and reflected by the inorganic light guide coating. Thus, the light pipe can uniformly emit light. Further, the light emitted by the light pipe is concentrated and reflected out by the light reflection layer. Thereby, the present invention can decrease the number of required LEDs, save power, prolong the service life of LEDs and promote economic efficiency. | 01-29-2009 |
20090027915 | LIGHT SOURCE UNIT AND OBJECT READER - A light source unit and reader can include a line light source that is attached to a radiator and a rod lens that is attached above the line light source. The radiator with the line light source and the rod lens attached thereto, and a linear strip-shaped reflector arranged in front of the rod lens, are housed in a carriage. The carriage is supported beneath contact glass and movable in a direction normal to a longitudinal axis of the line light source. The lens has a section in a plane normal to a longitudinal axis of the lens, in which a surface of the lens facing the light source has a curved line that expands or is convexly facing toward the light source. The opposite surface of the lens from the light source has composite curves including a plurality of continuous curves with different radii of curvature. The composite curves are located on both sides of a plane containing the optical axis of the LED and expand or are convex in an opposite direction from the light source. | 01-29-2009 |
20090034285 | SCANNER MODULE AND IMAGE SCANNING APPARATUS EMPLOYING THE SAME - A scanner module and an image scanning apparatus employ an illuminator that includes at least one light emitting diode, a light guide to change the direction of the light from the light emitting diode, and a light source holder to which the light emitting diode is mounted, the light source holder being positioned in relation to the light guide such that the light source holder covers an incidence face of the light guide, on which the light from the light source is incident, the surface of light source holder facing the incidence face reflecting light incident thereupon. The reflection of light by the light source holder reduces the possibility of leakage of light, and can enhance luminous intensity of light of the illuminator. | 02-05-2009 |
20090040782 | LED LIGHTING DEVICE - An LED lighting device includes a light pipe and a support portion. The light pipe includes a light emitting diode module inside and two first fastening portions on an outer wall thereof. A support portion secures the light pipe and provides a rotatable function for the light pipe. The support portion further includes a clamp and a base member. A clamp has two second fastening portions at opposite sides thereof. The second fastening portions engage with the first fastening portions. The clamp further includes a strip hollow slot. A base member includes a pair of positioning portions for holding an outer wall of the clamp, wherein a fastener is led through the strip hollow slot and fastened on the base member. The clamp slides relative to the base member along the strip hollow slot such that the light pipe rotates relative to the base member. | 02-12-2009 |
20090040783 | Compact, high efficiency, high power solid state light source using a single solid state light-emitting device - A compact, high-efficiency, high-power, solid state light source, comprising a high-power solid state light-emitting device, a light guide having a proximal light-receiving end proximate the light-emitting device and a distal light-transmitting end spaced farther from the light-emitting device, and a mechanical light guide fixing device coupled to the light guide near its proximal end, to hold the proximal end of the light guide in position near the light-emitting device. | 02-12-2009 |
20090052204 | Surface Light Emitting Apparatus - The present invention provides a thin, low-power consumption, lightweight, and inexpensive surface light emitting apparatus using LEDs in conjunction with a light conducting member having a plurality of light conducting rods. More specifically, the surface light emitting apparatus of the invention comprises: a light conducting member constructed from a plurality of light conducting rods and having an end face and a light-emitting face; a light source for emitting light into the light conducting member through the end face; and light deflecting means for causing the light introduced through the end face of the light conducting member to emerge from the light-emitting face of the light conducting member. | 02-26-2009 |
20090059615 | Fiber optically enhanced reflective strip - A fiber optically enhanced reflective strip having a first material, a light pipe inside the first material having an end, and a LED positioned proximate the end of the light pipe to transmit visible or infrared light to the first material to illuminate the material is described. The LED transmits single or multiple colored light energies in separated or combined forms through the light pipes. The strip produces multiple spectrums of visible and/or infrared light output that can be recognized by special IR sensitive equipment. The strip includes an external removable battery source and current limiting resistor that run on quiescent technology allowing the strip to output light for at least two to three weeks on lightweight and tiny batteries that are operated via a manual or automatic switch. The strip includes attachment means that can be attached to the safety apparels. The strip is used for quick identification and allocation of an individual in low or no visibility environments. | 03-05-2009 |
20090091945 | Coloured Polyurethane Light Guides - An optical illumination device ( | 04-09-2009 |
20090103325 | Traffic signal having a uniform light surface - A LED signal ( | 04-23-2009 |
20090109699 | LIGHT SOURCE - A light source, such as for a projection system, having a plurality of semiconductor chips and at least two different, electromagnetic-radiation-emitting chip types with different emission spectra, each semiconductor chip having a chip coupling-out area through which radiation is coupled out. Furthermore, the light source has a plurality of primary optical elements, each semiconductor chip being assigned a primary optical element, which in each case has a light input and a light output and reduces the divergence of at least part of the radiation emitted by the semiconductor chip during the operation thereof. The semiconductor chips with the primary optical elements are arranged in at least two groups that are spatially separate from one another, with the result that the groups emit separate light cones during operation of the semiconductor chips. The separate light cones of the groups are superposed by means of a secondary optical arrangement to form a common light cone. | 04-30-2009 |
20090116260 | LIGHTING DEVICE FOR VIDEOENDOSCOPE - A lighting device for videoendoscopic probe, comprising a light generator comprising a case wherein are mounted a light-emitting diode, a lighting endpiece attached to the end of the bundle of lighting fibers configured to adapt the surface of the proximal end of the bundle of lighting fibers to the light-emitting surface of the diode, and a connection part configured to be fixed on a handle of videoendoscopic probe, and to couple with the case, the case and the connection part being configured to maintain the lighting endpiece on the light-emitting surface. | 05-07-2009 |
20090122572 | Apparatus configured to provide functional and aesthetic lighting from a fan - One embodiment of the present invention provides an apparatus that is configured to provide direct and/or indirect and aesthetic lighting from a fan. The apparatus comprises: a motor; a motor housing; one or more fan blades rotating around the motor housing; and one or more stationary light-emitting diodes (LEDs) coupled to the motor housing. Note that the stationary LEDs are configured to direct light into the fan blades, thereby causing the fan blades to illuminate. | 05-14-2009 |
20090122573 | ILLUMINATION DEVICE - Illumination devices include a light source including a substantially planar light-emitting surface and an optical rod or optical taper disposed proximate to the substantially planar light-emitting surface to optically couple the optical rod and the substantially planar light-emitting surface. | 05-14-2009 |
20090129113 | CONNECTOR ASSEMBLY - A connector assembly is provided. The connector assembly includes a housing having at least a socket, an electronic device disposed in the housing, a protection member disposed on a side of the housing, a light emitting element disposed on the protection member, a light pipe disposed on the housing for guiding light from the light emitting element, a shield surrounding the protection member and the light emitting element, and a cover encompassing the light pipe, the shield, and the light emitting element. | 05-21-2009 |
20090141515 | FLICKERLESS BACKLIGHT FOR A DISPLAY PANEL - A backlight assembly for a display panel comprising a diffuser, at least one lightpipe with a patterned surface inside the diffuser, a single sided LED light source attached to each end of the diffuser is disclosed. When a plurality of lightpipes is utilized a dual sided LED light source connects the lightpipes together. The patterned surface of the lightpipes diffuse or reflect light emitted by the LED light sources to provide a light with uniform brightness and intensity. The lightpipes are coated with a thin layer of visible-light transparent material which is doped with organic dye molecules. The organic dye has strong ultraviolet light absorption characteristics. By changing the doping concentration of the dye molecules the coating can become totally opaque or semi-transparent to certain wavelengths and selective wavelength conversion is obtained. In this way light color, brightness, and intensity can be varied or controlled. | 06-04-2009 |
20090147530 | LED Lamp Light Emitting Insert - An LED lamp light emitting insert includes an LED lamp, a mist sprayer, and a circuit. The LED lamp and the mist sprayer are connected to the circuit through a switch. A mist spraying hole is disposed on the circumferential surface of the light emitting insert; a blind hole is disposed at an upper end of the light emitting insert and inserted with a silicone optical fiber; a star body is installed at a distal end of the silicone optical fiber. The light emitting insert is applied to a decoration such as a basket, pot, box, bunch or bouquet of fresh or artificial flowers, or a color ribbon, a church bell, an arch, a flower circle, a flower groove, a pond, and a flower car to provide light emitting and mist spraying effects The light emitting insert can be bent into different shapes to provide a natural and artistic look. | 06-11-2009 |
20090168449 | Light emitting diode unit - Disclosed is a light emitting diode unit, more particularly, a light emitting diode unit including a thermoplastic substrate, a light emitting diode, mounted on one surface of the thermoplastic substrate and a heat sink, directly adhered to the other surface of the thermoplastic substrate. With the present invention, the manufacturing cost and the manufacturing time of the light emitting diode unit can be reduced by allowing the heat sink, discharging the heat generated by the light emitting diode, to be directly adhered to the substrate on which the light emitting diode is mounted. Also, the heat discharging ability of the light emitting diode unit by using the heat sink directly adhered to the thermoplastic substrate. | 07-02-2009 |
20090201698 | Illumination device - An illumination device is specified which has a light source ( | 08-13-2009 |
20090207627 | FIBER OPTIC TAIL LIGHT SYSTEM - A fighting system comprising: a light harness; and a fiber optic light pipe having a body with an outer diameter, and a jacket that substantially covers the entire length thereof between a proximal and distal end about the outer diameter; where said proximal end is cooperatively connected to said light harness; said second end is cooperatively connected to a diverging lens yielding an output of light. | 08-20-2009 |
20090213615 | LIGHT EMITTING DEVICE HAVING A STRAIGHT-LINE SHAPE - A light emitting device having a straight-line shape is provided with: a pair of first and second electrodes each having a straight-line shape which face each other; and a phosphor layer having a straight-line shape provided so as to be sandwiched between the pair of electrodes, wherein at least one of the pair of first and second electrodes is a transparent electrode, at least one buffer layer is provided so as to be sandwiched between the first or second electrode and the phosphor layer, and the buffer layer makes the height of a potential barrier between the electrode and the phosphor layer which sandwich the buffer layer lower than the height of a Schottky barrier when the electrode and the phosphor layer are brought into direct contact. | 08-27-2009 |
20090213616 | CO-FUNCTIONAL MULTI-LIGHT SOURCE LUMENAIRES AND COMPONENTS THEREOF - A lumenaire system for providing illumination by distributing and mixing light from multiple sources of illumination which includes a first light source providing Lambertian light radiation and a second light source providing collimated illumination. There is a prismatic light guide structure having at least two functions, the first function being to refract the light radiation from the first light source disposed as to at least partially surround the light source, and the second function is to guide and distribute light from the second light source so as to mix it with light from the first light source. | 08-27-2009 |
20090219732 | LED WITH LIGHT PIPE ASSEMBLY - An LED light pipe assembly includes a light pipe; a heat sink portion; an LED mounted on a substrate in optical communication with the light pipe; and a carrier portion for receiving the light pipe and providing electrical interconnections to the LED. The heat sink portion includes a plurality of fins and a plurality of hollow frame portions configured to dissipate heat generated by the light pipe assembly. Attachment features are provided on the heat sink for attaching the heat sink to the carrier portion. The heat sink portion also includes a hollow cavity for receiving the substrate. The carrier portion is insertable into the cavity in abutting relation with the substrate to secure the substrate in contact against the heat sink. | 09-03-2009 |
20090231878 | ILLUMINATION DEVICE COMPRISING A LIGHT SOURCE AND A LIGHT-GUIDE - Proposed is an illumination device ( | 09-17-2009 |
20090237956 | LIGHT EMITTING DIODE ASSEMBLY - An LED assembly ( | 09-24-2009 |
20090244922 | LIGHT PIPE, ILLUMINATION OPTICAL SYSTEM AND IMAGE PROJECTION DEVICE - In a light pipe which allows light from a light source to be incident on the light pipe from an incident opening to be repeatedly reflected on a side wall surface of the light pipe, and to be radiated from a radiation opening, it is possible to radiate illumination light having high directivity and uniform brightness distribution thus radiating light while enhancing utilization efficiency of light. A diffraction portion is formed in a region on an incident opening side of a side wall surface of a light pipe. In the diffraction portion, light is reflected such that a reflection angle with respect to the side wall surface is larger than an incident angle with respect to the side wall surface, and a radiation angle of light radiated from a radiation opening is smaller than an incident angle of light incident on the light pipe from an incident opening. | 10-01-2009 |
20090251918 | LIGHTING DEVICE, AUTOMOTIVE HEADLIGHTS AND METHOD FOR PRODUCING A LIGHTING DEVICE - Disclosed is a lighting device comprising at least one LED and at least one optical element, wherein the LED and the optical element are aligned with each other by means of at least one dowel pin. A method of making such a lighting device is also specified. The described lighting device is particularly well suited for use in a vehicle headlight. | 10-08-2009 |
20090273945 | MODULAR, LUMINOUS, SMALL FORM-FACTOR SOLID-STATE LIGHTING ENGINE - The invention comprises a small form-factor solid-state light engine that provides uniform lighting with high efficiency. The invention provides uniform lighting by practically eliminating any “dead spot” produced by conventional light engines. The invention produces light more effectively and thus fewer light engines need to be employed in a given lighting arrangement. The invention is modular, easily accommodating fiber optics of various sizes and shapes with minimal modification to the components of the light engine. | 11-05-2009 |
20090310381 | LED STREETLIGHT STRUCTURE - The present invention discloses an LED streetlight structure, which comprises: a heat-conduction pipe frame, an upper casing, a lower casing, a light concentration plate, and a transparent cover. The upper and lower casings are made of a plastic material and pivotally coupled to each other. The heat-conduction pipe frame has a heat-dissipation seat with main heat-dissipation fins. Two stabilizer boxes with fins are respectively arranged at two sides of the heat-dissipation seat. Heat-dissipation lamp sets insert through the bottom of the heat-dissipation seat. The present invention installs the main heat-dissipation fins on heat-conduction pipe frame and installs the fins on the stabilizer boxes to increase heat-dissipation area. Further, an auxiliary heat-dissipation ventilation device is arranged above the heat-conduction pipe frame and made of aluminum, and aluminum itself benefits heat dissipation. Furthermore, air can be compulsively conducted to the main heat-dissipation fins, then can enhance the dissipation effect. | 12-17-2009 |
20100020565 | Achromatic Homogenizer and Collimator for LEDs - A lens arrangement with an achromatic homogenizer and collimator for multiple LEDs. The lens arrangement combines the hemispherical emittance profiles from one or more LEDS into a collimated beam without chromatic aberration. The lens arrangement has one or more LEDs, a homogenizer, a solid lightpipe, an internal parabolic reflector, a retroreflector, and a refractor. The emittance profiles of the LEDs are distributed evenly over space and angle by multiple reflections inside a diffusely reflecting cavity of the homogenizer. The internal reflector has a numerical aperture of 1.0, which defines a hemispherical solid angle of collection within air. The retroreflector directs rays away from the LEDs. The retroreflection permits space for the electronics of high radiance LEDs. The refractor converts the retroreflector rays in a plurality of shapes. The lens is optimally designed for applications with high standards for color mixing, uniformity, and efficient conversion of electrical power into light. | 01-28-2010 |
20100027288 | Optical Devices for guiding illumination - Optical devices for guiding illumination are provided each having a body of optical material with staircase or acutely angled ramp structures on its top surface for distributing light inputted from one end of the device from the front exit faces of such structures along certain angular orientations, while at least a substantial portion of the light is totally internally reflected within the body until distributed from such front exit faces. Optical devices are also provided each have a body of optical material having a bottom surface with acutely angled ramp structures and falling structures which alternate with each other, such that light is totally internally reflected within the device until reflected by such ramp structures along the bottom surface to exit the top surface of the device or transmitted through the ramp structures to an adjacent falling structure back into the device. Acutely angled ramp structures may be provided on both top and bottom surfaces of optical devices for distributing light along such top surface. Illumination apparatuses are also provided using such optical devices. | 02-04-2010 |
20100033986 | Light Pipe For Imaging Head of Video Inspection Device - A light dispersal unit or light pipe for a video imaging device includes a transparent body. The body includes a tubular ring having an outer diameter and a through bore defining an inner diameter. Four equidistantly spaced raised portions are homogenously joined to the tubular ring. The ring has a semi-circular shape corresponding to the outer and inner diameters of the tubular ring. The raised portions each include a slot created between opposed first and second extending portions, the slot having an end wall and opposed first and second slot walls. A rounded end face defines a free end of each of the first and second extending portions facing away from the tubular ring. The rounded end face includes at least two curved portions each having a different radius of curvature. | 02-11-2010 |
20100061114 | Two-Dimensional Luminaire - A surface luminaire with a luminous chamber in the form of a hollow fiberoptic conductor is provided. The luminous chamber comprising a peripheral frame, an emission opening and a base plate which is populated at least partially with light-emitting diodes and on which sloping faces are arranged. The sloping faces bridge the edge region of the base plate and a region of the peripheral frame which adjoins the base plate and form a cavity between the lower region of the peripheral frame, the edge region of the base plate and the sloping faces, in which cavity control electronics, which drive the light-emitting diodes, are arranged. | 03-11-2010 |
20100073956 | HEAT DISSIPATION MODULE WITH LIGHT GUIDING FINS - A heat dissipation module being applied to guide at least one illumination light beam projected from at least one light emitting member, and being applied to release heat energy when projecting the illumination light beam is disclosed in the present invention. The heat dissipation module comprises a heat dissipation base, a plurality of heat dissipating fins, and a plurality of light guiding fins. The heat dissipating fins are integrally extended from the heat dissipation surface for dissipating the heat energy, and the light guiding fins are integrally extended from the arrangement surface for reflecting the illumination light beam and guiding the illumination light beam to be projected along an illumination direction. | 03-25-2010 |
20100073957 | OPTICAL IRRADIATION DEVICE - An optical irradiation device incorporating a cluster of LEDs arranged so that shaped facets of adjacent LEDs come together to increase the packing density of LEDs in the cluster. A light guide collects light emitted by the LEDs. Two or more light guides and LED clusters may be arranged in series to produce a single light beam. A heat pipe is provided to conduct heat away from the LEDs. The heat pipe may be annular and contain an inner storage space for batteries or the like. | 03-25-2010 |
20100091517 | ACTIVATED LOW-POWER LIGHTING - The present invention provides a lighting unit comprising a diffusion optic fibre, a light emitting diode (LED) coupled to the optic fibre; and an actuator connected to the LED for selectively activating the LED so that light is sent through the optic fibre and provides lighting. The lighting unit is structured and arranged for at least one of path lighting, staircase lighting, outdoor mats, mailbox lighting; curb address lights, driveway lighting, plant lighting, boat dock lighting, exterior house lighting, furniture patios, specialty home products, airplane lighting, motorcycle lighting, boat lighting; and auto lighting. The lighting unit may also be structured and arranged to be combined with at least one of a net, a ball, a glove, an out-of-bounds lighting, a bicycle, a tricycle, a big-wheels, and golf equipment. The fiber may be wound into thread and woven into at least one of clothing, coats, hats, gloves, bracelets, necklaces, running vests, backpacks, strollers, carriages, and pet collars. The lighting unit may be structured and arranged for at least one of hospital/nursing home lighting, schools and school facilities, movie theatres, industrial signage for property, buildings or vehicles, streets and highways, road signs; and fencing. | 04-15-2010 |
20100097820 | METHOD AND APPARATUS FOR DIRECTING LIGHT AROUND AN OBSTACLE USING AN OPTICAL WAVEGUIDE FOR UNIFORM LIGHTING OF A CYLINDRICAL CAVITY - A method and apparatus for directing light from a light source along a trajectory to avoid particular obstacles and provide uniform illumination of a surface having a particular geometry such as a cylindrical geometry is described. The surface may enclose components such as PCBs that provide particular functionality that operate as obstacles to a light beam. | 04-22-2010 |
20100097821 | LIGHT EMITTING DIODE-BASED LAMP HAVING A VOLUME SCATTERING ELEMENT - A lamp having a candle-like appearance and using one or more light-emitting diodes (LEDs) as its light source is presented. The candle-like appearance arises because light is emitted from only a small volume at or near the center of the bulb. The heat sink and control electronics are located outside the bulb of the lamp. Inside the bulb is a set of secondary optics that guide the light from one or more LEDs to an emission point at a prescribed location in the interior of the bulb. The secondary optics include a light pipe that guides light away from the LED chip, and a volume scattering element that receives the light from the light pipe and scatters it into various directions. The volume scattering element is made from a transparent base material, and includes transparent particles of a predetermined size and refractive index. Because the lamp is typically used in an overhead position, such as in a hanging chandelier, the density of particles in the volume scattering element, the particle size and the particle refractive index are chosen to produce a scattering pattern that directs more light downward (toward the base of the bulb) than upward, while maintaining a reasonable efficiency (fraction of produced light that successfully exits the lamp). Simulation results are presented. | 04-22-2010 |
20100110721 | Led diaphragm structure - An LED diaphragm structure includes an insulation base, a plurality of frames, and a plurality of LED chips, wherein the insulation base includes an upper surface on which a plurality of receiving recesses are provided. The plural frames include a plurality of positive-pole frames and a negative-pole frame, where the positive-pole frames do not contact with the negative-pole frame. The plural frames and the insulation base are formed together as an integral structure. The plural LED chips are correspondingly disposed in the plural receiving recesses of the insulation base, where each LED chip has its positive-pole terminal and negative-pole terminal electrically connected with contact portions of the plural positive-pole frames and of the negative-pole frame, respectively. Accordingly, the plural frames are combined with the insulation base as an integral structure, such that the LED diaphragm structure so assembled can be lightweight and compact. | 05-06-2010 |
20100157621 | LIGHT EMITTING DEVICE WITH LED OPTICAL FIBER COUPLING - An exemplary light emitting device includes light emitting diodes optical fibers, and a light guide body. Each optical fiber includes a light input end and a light output end. Each light emitting diode is optically coupled to the light input end of a corresponding optical fiber. The light guide body includes a light incident surface and a light emitting surface. The light output end of each optical fiber is optically coupled to the light guide body at the light incident surface such that light output from the light output end is capable of emitting from the light guide body through the light emitting surface. | 06-24-2010 |
20100172149 | LIGHT DISTRIBUTION USING A LIGHT EMITTING DIODE ASSEMBLY - A fluorescent light tube retrofit with light emitting diodes (LEDs) that evenly distribute light to avoid bright spots is disclosed. One LED lighting unit includes a tubular housing and a plurality of LED assemblies mounted about a circumference of the tubular housing. LEDs face inward from a mounting surface that is angled offset of the tube. Alternatively, at least one LED can be oriented to emit light parallel to a tangent of the housing into a light pipe that curves inside at least a portion of the tubular housing. | 07-08-2010 |
20100177531 | MOBILE DEVICE WITH ILLUMINATION - A mobile device is provided comprising a light guide modified at a plurality of locations to let light guided in the light guide at least partially escape. Furthermore, methods and apparatuses for manufacturing such mobile devices are provided. | 07-15-2010 |
20100177532 | LED LENS - A light modifier for an LED producing light about a central axis is provided. The light modifier includes a lens defining an indentation. The indentation is angled relative to the central axis by an amount less than a complementary angle of a critical angle of the lens along the indentation. The lens can reduce the appearance of a bright spot created by the LED. | 07-15-2010 |
20100182798 | ADVANCED CONNECTOR ASSEMBLY - A connector assembly is provided. The connector assembly includes a housing having at least a socket, an electronic device disposed in the housing, a protection member disposed on a side of the housing, a light emitting element disposed on the protection member, a light pipe disposed on the housing for guiding light from the light emitting element, a shield surrounding the protection member and the light emitting element, and a cover encompassing the light pipe, the shield, and the light emitting element. | 07-22-2010 |
20100208488 | LED Lamp Including Light Guide and Method of Reflecting Light Using Same - An LED lamp including a light guide/light pipe, and a method of reflecting light using same, are disclosed. The LED lamp includes a transparent light pipe enclosed in an envelope, where the light pipe has a lower section and an upper section. The lamp also includes an LED in a recess at a lower end of the lower section, and a reflector formed by an indentation in an upper end of the upper section. The lower section may be a compound parabolic concentrator, and the upper section may be a tapered cylinder. The lower section of the light pipe collects light emitted from the LED, the upper section of the light pipe directs the collected light onto the reflector, and the reflector reflects the directed light in a radial direction. | 08-19-2010 |
20100232176 | Illuminator method and device - A first toroidal ray guide defines an axis of revolution and has a toroidal entrance pupil adapted to image light incident on the entrance pupil at an angle to the axis of revolution between 40 and 140 degrees, and it also has a first imaging surface opposite the entrance pupil. A second toroidal ray guide also defines the same axis of revolution and has a second imaging surface adjacent to the first imaging surface. Various additions and further qualities of the ray guides, which form optical channels, are disclosed. In a method light emanating from a source at between 40-140 degrees from an optical axis is received at an entrance pupil of a ray guide arrangement that is circularly symmetric about the optical axis. Then the received light is redirected through the ray guide arrangement to an exit pupil in an average direction substantially parallel to the optical axis. | 09-16-2010 |
20100238682 | HeadLyte safety device - The “HeadLyte” Safety Device is intended to be attached or embedded within a helmet worn by a bicyclist, or, worn around the head of a walker or jogger. The “HeadLyte” is comprised of a band that is populated with light emitting devices providing 360 degrees of illumination. The purpose of this illumination is to alert other individuals and/or vehicles as to the presence and direction of travel of the person wearing the “HeadLyte”, The light emitting devices are connected to a power source and a microcontroller that enables them to flash in a variety of patterns. The light emitting devices may also utilize color to indicate direction of color. The increased visibility provided by the light emitting devices, combined with the location of the “HeadLyte” as it is worn at the highest possible point on the walker, jogger or bicyclist will further enhance the visibility of the wearer to others. | 09-23-2010 |
20100238683 | FLEXIBLE LIGHT-EMITTING APPARATUS - A flexible light-emitting apparatus including a side light-emitting flexible light guide rod, two light emitting diodes, and two lenses is provided. The side light-emitting flexible light guide rod has a first end, a second end opposite to the first end, and a light-emitting surface connecting the first and the second ends. The LEDs are respectively disposed beside the first end and the second end and adapted for emitting light beams toward the side light-emitting flexible light guide rod, respectively. One of the lenses is located between the first end and the LED disposed beside the first end, and the other lens is located between the second end and the LED disposed beside the second end. Each of the light beams enters the side light-emitting flexible light guide rod through the corresponding lens and is transmitted to the outside of the side light-emitting flexible light guide rod through the light-emitting surface. | 09-23-2010 |
20100254156 | MULTI-DIRECTIONAL LIGHT PIPE WITH METERED SIDE SCATTER - The present invention is directed to a light pipe that is used to illuminate a portion of a surface of a set top box when the instrument power is turned on. The light pipe can be molded for example from plastic. The light pipe should advantageously be a good carrier of photons down a linear path. Additionally, light pipe should allow for light to be transmitted out the sides of the part. | 10-07-2010 |
20100265732 | Light tube with led light source - A light tube with an LED light source includes a casing, a control circuit board, an LED circuit board inside the casing, and LEDs coupled to the LED circuit board. Input and output ports of the control circuit board are connected to pins of the casing via an input line and to the LED circuit board via an output line, respectively. A power module and a control module are provided on the control circuit board and at input and output ends thereof, respectively. The power module includes first and second filter capacitors and a rectifier bridge circuit. The first and second filter capacitors straddle and connect with input and output ends of the rectifier bridge circuit, respectively. The output end of the rectifier bridge circuit connects with the control module. Thereby, high-frequency AC from an electronic ballast or low-frequency AC is converted to DC for the LEDs. | 10-21-2010 |
20100265733 | Attachment System for Light-Conducting Fibers - In an embodiment, an attachment system for communicating light energy from a light source to a light-conducting fiber includes a light pipe body sufficiently designed to engage a distal end of a light pipe, the light pipe body comprising at least one opening configured to dissipate heat buildup from light energy; a front assembly sufficiently designed to engage the light pipe body, the front assembly comprising an orifice and at least one opening configured to dissipate heat buildup from light energy; a light-conducting fiber body sufficiently designed to engage the front assembly and to hold a proximal portion of a light-conducting fiber, the light-conducting fiber body positioned in the orifice of the front assembly; and an optical taper assembly sufficiently designed to hold an optical taper, the optical taper assembly positioned between and spaced apart from the front assembly, and positioned between and spaced apart from the light pipe. | 10-21-2010 |
20100277943 | Interchangeable attachments for collars, leashes, belts and accessories - An article, including pet collars and leashes, belts, bags and backpacks, has an interchangeable attachment. The article comprises a proximal end, distal end and a central section having at least one connection means appointed to receive the interchangeable attachment. The interchangeable attachment includes a top wall having a show surface and a back wall having a securing member adapted to engage with the connection means of the article for removably attaching the interchangeable attachment to the article. In one embodiment the interchangeable attachments are provided as button-type attachments. In another embodiment, the interchangeable attachment is provided as an elongated attachment portion appointed to substantially cover the central section of the article. The interchangeable attachments have a plethora of designs and may include LED, fiber optic and/or reflective properties to provide aesthetic appeal, enhanced visibility, and increased safety for pedestrians during nighttime or dusk hours. | 11-04-2010 |
20100302797 | VEHICLE EXTERIOR MIRROR SYSTEM - A lighted exterior mirror system includes an exterior mirror assembly having a folding portion and a non-folding portion. The non-folding portion is configured to mount to a side of a vehicle and the folding portion includes a reflective element. The folding portion is movable relative to the non-folding portion and between a normal operating position and a folded position. A ground illumination light is configured to project a pattern of light from the exterior mirror assembly to provide a lighted zone on a ground area adjacent the side of the vehicle at least at a front door region at the side of the vehicle where occupants may enter/exit the vehicle. The pattern of light projected by the ground illumination light provides ground illumination of at least about one lux illumination intensity at least on the ground area adjacent the front door region at the side of the vehicle. | 12-02-2010 |
20110013415 | DISCRETE LIGHT GUIDE-BASED PLANAR ILLUMINATION AREA - In one aspect, a planar illumination area includes two light-guide elements, each with an out-coupling region. At least a portion of each out-coupling region overlaps with at least a portion of the other. The overlapping region emits a substantially uniform light output power. | 01-20-2011 |
20110019433 | LED LIGHTING DEVICE - A light-emitting diode lighting device may include a plurality of light-emitting diodes fastened on a flexible substrate, the flexible substrate being applied on a surface of a rod-shaped carrier. | 01-27-2011 |
20110032726 | LIGHT DISTRIBUTION ASSEMBLY - A light distribution assembly includes a housing having a longitudinal length and having one or more light sources mounted to the housing. The light distribution assembly also includes a coupler section having a body extending from the housing along a longitudinal axis between a light entry end and a light exit end. The light entry end has a major axis extending in a first direction and the light exit end has a major axis extending in a second direction, wherein the coupler section is shaped such that the body is rotated about the longitudinal axis of the coupler section so that first direction is approximately perpendicular relative to the second direction. One or more light pipes are attached to the light exit end of the coupler section. | 02-10-2011 |
20110103088 | MULTI-MODE LIGHTING APPARATUS - A multi-mode lighting system includes a collector unit having a base including a cavity and a transparent or translucent cover mounted on the base. The system further includes a lighting module having a base, a transparent or translucent cover and a photovoltaic element mounted therein. A plurality of fiber optic filaments extend from the collector to the lighting module to transmit radiation from first ends of the fiber optic filaments to second ends of the fiber optic elements. The first ends of the fiber optic filaments are disposed in an array in the collector unit to receive radiation and second ends are disposed in an array in the lighting module to emit radiation received by the first ends of the fiber optic filaments. Radiation transmitted by the fiber optic filaments illuminates an area external to the lighting module and impinges the photovoltaic element to generate electricity. | 05-05-2011 |
20110110114 | Structured illumination probe and method - A structured illumination surgical system is disclosed, one embodiment comprising: a light source for providing a light beam; an optical cable, comprising an optical fiber, optically coupled to the light source for receiving and transmitting the light beam; a handpiece, operably coupled to the optical cable; an optical element, a proximal end of the optical element optically coupled to a distal end of the optical fiber, for receiving the light beam and scattering the light beam to illuminate an area (e.g., a surgical site), wherein the surface area of the proximal end of the optical element is greater than the surface area of the distal end of the optical fiber; and a cannula, operably coupled to the handpiece, for housing and directing the optical fiber and the optical element. | 05-12-2011 |
20110116284 | Internal Collecting Reflector Optics For LEDs - An optical system is disclosed that uses an LED light source. The light output is coupled to an optic element formed from a material with a high refractive index. The coupling of the light to the high index material significantly reduces the cone angle of the light. The system is very efficient in that nearly all the light generated by the LED is directed to the intended subject. | 05-19-2011 |
20110122647 | METHOD TO ASSEMBLY A TURN SIGNAL INDICATOR MODULE AND TURN SIGNAL INDICATOR SUB-MODULE - The invention is related to a method for assembly a turn signal indicator module mounted into a rear view mirror comprising a housing. A LED, a light guide and a lens of the turn signal indicator module are mounted in steps as: | 05-26-2011 |
20110122648 | HIGH DENSITY DIGITAL SIGNAL CROSS-CONNECT SYSTEM - A telecommunication panel may comprise a chassis configured to receive insertable Digital Signal Cross-connect (DSX) modules and a backplane connected to the chassis. The DSX module is compact to fit into the telecommunication panel. A ratio of the number of the insertable 6-port DSX modules over the backplane surface area at least about 0.37 modules per square inch is achieved. The DSX module may include a printed circuit board and a light emitting diode (LED) light pipe on the printed circuit board to minimize the width of the DSX module. The DSX module may be inserted into the telecommunication panel horizontally or vertically so that the telecommunication panel receives a maximum number of DSX modules. | 05-26-2011 |
20110128755 | AMBIENT MOOD LIGHT IN A SUNROOF OPENING TRIM RING - The present invention provides a lighting assembly wherein a trim ring, containing a lighting assembly, is mounted on a vehicle headliner. The lighting assembly contains a lighting element having a light engine. The light engine having a housing and a light source mounted within the housing. The housing optionally containing a circuit board adapted to control light emitting from the light source. The light source contained within the housing may either be an LED or a traditional light bulb. The light source may optionally be colored, or textured, to provide unique ambient mood light options. The assembly further provides a light pipe having at least one light pipe aperture. The lighting element positioned adjacent, or connected to, the light pipe aperture. The light source in the lighting element directs light down the light pipe thereby creating a uniform output of light along the light pipe. Light from the light pipe is directed into the vehicle interior, mainly onto the vehicle headliner, thereby creating ambient mood lighting within the automotive interior. | 06-02-2011 |
20110134657 | LIGHT-PIPE BASED IDENTIFICATION AND LOCATION SIGNALING LIGHT - A signaling light source facilitates locating personnel under adverse conditions such as in a smoky environment and resists damage from exposure to a harsh user environment A lighting unit includes at least one, and preferably two, of the signaling light sources also includes at least one personnel identifying red-green-blue (“RGB”) light emitting diode (“LED”) Disclosed methods for operating the signaling light source include energizing operation of a LED light source by supplying a sequence of electrical current pulses which repeat at a rate which causes emitted light to pulse visually, supplying electrical current to a pair of LEDs alternatively connected either in series or in parallel depending upon battery operating condition, and monitoring smoke density in environment around the signaling light source and modulating the intensity of emitted light responsive to smoke density | 06-09-2011 |
20110141760 | LUMINOUS INTERIOR TRIM ELEMENT, AND CORRESPONDING DOOR AND MOTOR VEHICLE - A trim element ( | 06-16-2011 |
20110149590 | Linear light source - A linear light source, in which an LED is arranged at an end portion of an approximately cylindrical light guiding member configured so that an upper portion, which has an approximately circular portion and which includes a light emitting face, a flat lower portion, which includes a light reflection face formed so as to face the upper portion, and side portions which connect the upper portion and the lower portion to each other, are arranged to extend in a longitudinal direction, respectively, and a light diffusion and reflection member provided outside of the light guiding member. | 06-23-2011 |
20110149591 | Enhanced LED illuminator - An ophthalmic illuminator is disclosed, one embodiment comprising: an illumination source and an optical fiber for transmitting a combined light beam from the illumination source to a site, such as a surgical site within an eye, wherein the illumination source comprises a plurality of light emitting diode (LED) chips optically coupled to a corresponding plurality of light pipes, the LED chips and light pipes arranged in a configuration such that the light pipes converge together at their distal ends to form a cubic box having five sides formed by the distal ends of the light guides and an open side from which the combined light beam, composed of light from a plurality of light beams generated by the LED chips and transmitted to the cubic box by the light guides, is emitted. The luminance of the combined light beam has a luminance greater than the luminance of any one of the plurality of LED chips. | 06-23-2011 |
20110149592 | LIGHT COLLECTOR FOR A WHITE LIGHT LED ILLUMINATOR - A white light source includes a light-emitting diode (LED) configured to emit white light in an angular distribution. The white light source further includes a light guide and a light collector configured to collect light across the angular distribution. The light collected by the light collector contributes to a total luminous flux of the white light coupled into the light guide. | 06-23-2011 |
20110176326 | ILLUMINATABLE APPARATUS AND METHOD OF MANUFACTURING SAME - An illuminatable apparatus includes a fabric sheet containing fiber optic rods interwoven with fabric threads. The ends of the fiber optic rods are bundled together to form a ferrule which is removably insertable into a holder carrying a light source and a power source. An outer ferrule can be fixed over the sleeve-like ferrule or robust applications. The holder may be removably attached to articles of clothing. The illuminatable fabric sheet can be used as an optical bandage, in a medical cast, in a negative pressure device, or in a bed pad/sheet, or in a therapeutic brace support. | 07-21-2011 |
20110194304 | POROUS AND NON-POROUS NANOSTRUCTURES AND APPLICATION THEREOF - A method for producing a fiber membrane of nanofibers that have both smooth and porous surface features. The method includes materials processing using polymer mixes with solvents and melt polymers with additives. The method includes nanomaterial incorporation onto a fiber structure after formation of the fiber structure. The fiber structure can be a part of a nanoparticle carrier material, a nanoparticle disposal medium, a lighting medium, and a catalysis medium. | 08-11-2011 |
20110199781 | LIGHT PROJECTOR AND SENSOR - A light projector has a light emitting device having a light emitting surface, an optical fiber having an incident end-face to which light emitted from the light emitting surface enters, and a lens arranged between the light emitting surface of the light emitting device and the incident end-face of the optical fiber. The light emitting device, the optical fiber and the lens are arranged on one optical axis. The optical fiber includes a core region as a region including a single core of uniform refractive index or a region collectively encompassing a plurality of cores having uniform refractive index. The lens converts diffused light emitted from the light emitting surface to diffused light that widens more moderately. | 08-18-2011 |
20110205752 | Lighting Device - A lighting device is described. In accordance with one implementation, a lighting device comprises a housing having a top wall operably connected to a bottom wall. The housing has a front and a rear, and a cover is operably connected to the rear of the housing. At least one mechanism is located on at least one of the walls of the housing for operably connecting the lighting device to a second lighting device. A mechanism for holding at least one light-emitting diode is operably connected to the front of the housing and a power source. At least one light-emitting diode is installed on the mechanism for holding the at least one light-emitting diode. | 08-25-2011 |
20110211364 | Rotating Fiber Optic Sculpture - A sculpted decorative object, such as a Christmas tree, is shown which has a motor driven vertical drive shaft and three rotating sections. Rotation of the vertical drive shaft and an associated drive gear causes relative rotation of a driven gear and, in turn, a respective rotating section of the object about the axis of the drive shaft. A fiber optic bundle is mounted within each rotating section of the object. Each bundle contains several fiber optic strands which terminate at a LED light source at one end and at a light emitting element at an opposite end. Each LED light source is supplied from a common electrical source by means of a series of wiper contacts and rotatable contact rings carried by respective stationary and rotating portions of the sculpted object. | 09-01-2011 |
20110216553 | SCANNER MODULE AND IMAGE SCANNING APPARATUS EMPLOYING THE SAME - A scanner module and an image scanning apparatus employ an illuminator that includes at least one light emitting diode, a light guide to change the direction of the light from the light emitting diode, and a light source holder to which the light emitting diode is mounted, the light source holder being positioned in relation to the light guide such that the light source holder covers an incidence face of the light guide, on which the light from the light source is incident, the surface of light source holder facing the incidence face reflecting light incident thereupon. The reflection of light by the light source holder reduces the possibility of leakage of light, and can enhance luminous intensity of light of the illuminator. | 09-08-2011 |
20110222308 | LIGHT GUIDE FOR COUPLING DIFFERENTLY SHAPED LIGHT SOURCE AND RECEIVER - A light guide for interfacing between a light source having a light emitting surface with a first shape and a light receiver with a light receiving surface of a second shape. The light guide has a light emitting end having a first shape of substantially the same size as the first shape of the light emitting surface. A light receiving end has a second shape of substantially the same size as the second shape of the light receiving surface. A free form body between the light emitting end and the light receiving end causes a transition between the first and second shape. | 09-15-2011 |
20110228549 | HEADLAMP BULB TYPE LIGHT PIPE - The present invention provides an automotive headlamp assembly having a light pipe. The present invention provides use of at least one incandescent light bulb to illuminate the light pipe. Power consumption is reduced from approximately 35 watts to 10 watts. The present assembly consists of a light pipe, at least one light source positioned at either end of the light pipe, the light source being an incandescent light bulb, at least one reflector and an elongated reflector positioned adjacent the light pipe. The reflector is positioned adjacent the light source to capture light from the light bulb, concentrate the light into a beam and reflect the light into the light pipe. The reflector aims light directly down the light pipe without the use of cable or LED mounted to the light pipe. The reflector prevents lost light and creates a more efficient headlamp assembly. The light pipe is a generally cylindrical elongated member having a plurality of attachment members. Light pipe and attachment members are molded as a one piece construction. Furthermore, an elongated reflector is positioned adjacent the light pipe thereby preventing lost light and creating the illusion of a brighter light pipe. | 09-22-2011 |
20110228550 | LIGHTING FIXTURES HAVING ENHANCED HEAT SINK PERFORMANCE - Lighting fixtures having an enhanced heat sink performance are provided. A heat sink member is a unitary ring member. An outside surface of the heat sink member is disposed exterior of the lighting fixture and includes a plurality of outwardly extending fins. An inside surface of the heat sink member is disposed inside of the lighting fixture and includes a plurality of surfaces configured for mating engagement with a respective light source board. The heat sink member joins upper and lower globe portions of the lighting fixture. A reflector or a light pipe optionally is provided interior of the light fixture, providing illumination directional control. A polygon shaped lighting fixture provides a LED light output to cross in a plane proximate to a light center of the fixture. | 09-22-2011 |
20110228551 | LIGHT GUIDE, PATTERNED LIGHT EMITTING DIODE DEVICE, ILLUMINATION SYSTEM AND METHOD OF GENERATING THE LIGHT GUIDE OR PATTERNED LIGHT EMITTING DIODE DEVICE - The invention relates to a light guide ( | 09-22-2011 |
20110235360 | LIGHT SOURCE DEVICE FOR SUPPLYING LIGHT TO FIBER OPTIC ILLUMINATION SYSTEM - A light source device for a fiber optic illumination system comprises a solid-state light emitting element having an emission surface shaped in quadrate, a light collection lens system with a positive power comprising at least a plano-convex lens, and a reflection member having a cylindrical reflection surface therein, all of which are arranged in this order coaxially with one another along a principal axis passing a center of the light emitting element, wherein the plano-convex lens is placed with a plane surface thereof directly facing and located at a space distance apart from the emission surface so as to form a virtual image of the emission surface. | 09-29-2011 |
20110235361 | DEVICE AND METHOD FOR DIFFUSED LIGHTING FOR VEHICLE INTERIORS - This invention relates to a device for diffused lighting for vehicle interiors that includes one or more light sources and that is located outside the field of vision of the driver of the vehicle. Drivers, especially following refractive surgery, manifest debilitating effects and symptoms of dazzling. The mioisis caused by the diffused light of this invention improves the driver's visual performance, in terms of quality of vision. | 09-29-2011 |
20110242836 | LED Illumination System with Recycled Light - An LED illumination system includes at least one LED element and a recycling reflector having a transmissive aperture through which emitted light passes. The recycling reflector has a curved surface adapted to reflect the impinging light back to the LED element for improved light output through the transmissive aperture. | 10-06-2011 |
20110242837 | DEVICE FOR MIXING LIGHT - The present invention relates to a device for mixing light. More specifically, the invention relates to a device for mixing light | 10-06-2011 |
20110249467 | LIGHT EMITTING DEVICE CREATING DECORATIVE LIGHT EFFECTS IN A LUMINAIRE - The present invention relates to a light emitting device ( | 10-13-2011 |
20110261583 | LIGHT SOURCE - A light source for coupling light into a medical device, particularly a surgical handheld device, preferably for use in ophthalmology, comprising a lamp ( | 10-27-2011 |
20110267835 | LIGHT SOURCE - The present invention relates to a light emitting diode, LED, light source that may be arranged for retrofitting into a luminaire employing an incandescent light source. The light source comprises a light guide into which light from one or more LEDs in a light unit arranged at one end of the light guide is injected, and a reflector having a reflecting surface arranged at the other end of the light guide and facing towards the light guide capable of reflecting light incident on the reflecting surface. According to the present invention, the reflector comprises at least one transmitting portion being arranged such that at least a portion of light incident on the at least one transmitting portion is transmitted through the reflector, for example a through hole extending along an axis, allowing for an almost viewing angle independent light intensity of the light source. | 11-03-2011 |
20110267836 | LIGHT SOURCE - The present invention relates to a light emitting diode, LED, light source that may be arranged for retrofitting into a luminaire employing an incandescent light source. The light source comprises a light guide into which light from one or more LEDs in a light unit arranged at one end of the light guide is injected, and a reflector having a reflecting surface arranged at the other end of the light guide and facing towards the light guide capable of reflecting light incident on the reflecting surface. According to the present invention, the reflecting surface can be arranged in a number of exemplary ways such as to enable the light emitted from the light source to have a spatial intensity distribution that is similar to the light intensity distribution of an incandescent light source. | 11-03-2011 |
20110273900 | OPTICAL ELEMENT AND LIGHT SOURCE COMPRISING THE SAME - The present invention relates to an optical element including a light guide, into which light from one or more light-emitting diodes in a light unit arranged at one end of the light guide is injected, and a reflector arranged at the other end of the light guide capable of reflecting light incident on the reflector. The light guide further includes a prismatic surface comprising a plurality of prisms, each prism being arranged at an angle to an axial direction of the light guide, for guiding the light emitted from the light unit towards the output end of the light guide. The present invention also relates to a light source including an optical element according to the present invention, the light source being arranged for retrofitting into a luminaire employing an incandescent light source. | 11-10-2011 |
20110286233 | TEMPERATURE MONITORING OF A LIGHT GUIDE IN AN ILLUMINATION APPARATUS - An illumination apparatus having a radiation source and a light guide coupled thereto. The temperature of the light guide is monitored along its complete length. If a threshold temperature is exceeded, a switching mechanism will be triggered. The switching mechanism switches off the radiation source or triggers a warning signal. | 11-24-2011 |
20110292675 | LED DEVICE HAVING LIGHT GUIDE ARRAY WITH CURVED SURFACE - In an LED device, a light guide array is disposed between a planar LED array light source and a curved housing. A first surface of the light guide array is a plane evenly distanced from the LED array and a second surface of the light guide array is a curved surface evenly distanced from the curved housing. A plurality of guiding channels, either one-to-one or one-to-many to the LED, are aligning along each light axis of the LED in the light guide array, whose reflective surface allows the lights emitted by each LED to reflect thereon and emit from the second surface and simulate a curved light source having substantially the same shape as the curved housing. | 12-01-2011 |
20120002436 | Light distribution using tapered waveguides in LED-based tubular lamps as replacements of linear fluorescent lamps - An LED replacement-lamp design concept comprising tapered waveguides to provide uniform and effective light distribution is disclosed. Currently, most LED-based replacement lamps for linear fluorescent lamps (LFLs) place discrete surface mount LEDs directly on a cylindrical base. This produces non-uniform, directional light that cannot illuminate large spaces as effectively as LFLs can. A design of an LED lamp with a semi-circle cross-section is proposed as a replacement for LFLs that get placed against the ceiling or some blocking surface. The flat back side of the proposed lamp is used to place a heat-sink. The design comprises of discrete LED chips or modules arranged on a board, where light from these modules are guided through tapered waveguides to create broad, uniform illumination over the entire curved surface of the lamp cover, which may be either transparent or translucent. The lamp's light is uniformly distributed in many directions, effectively illuminating large spaces. | 01-05-2012 |
20120008336 | Aircraft Lighting System - Described is a novel aircraft lighting system with the potential for achieving increased efficiency, improved thermal management, higher reliability, and longer lifetimes. The proposed approach involves combining solar cells and light-emitting diodes (LEDs), and utilizing the cold temperatures of about −50 degrees centigrade encountered in high-altitude (12,000 m) flight to improve thermal management and efficiency in both components. | 01-12-2012 |
20120014126 | LIGHTING ELEMENT FOR HOMOGENOUS APPEARANCE - The invention is related to a lighting element for a homogenous light appearance used in automotive devices. The lighting element has a light guide structure illuminated by a LED that feeds light into the light guide at the edge of the light guide. The diffuser pane forms a diffuser layer on the light guide surface and light guide and diffuser layer consist of plastic material and are in integrally moulded together in a 2-K moulding process. | 01-19-2012 |
20120020107 | LIGHTING SYSTEM AND LIGHT INJECTION COUPLER THEREFOR - A lighting system has one or more light guides capable of guiding light, each comprising a core and two optically smooth faces. A cavity adjacent to two of the optically smooth faces has an opening and a reflective-transmissive surface opposite the opening. A cover having a light source is proximate to and occludes the opening. A major portion of any light emitted from the light source is reflected by the reflective-transmissive surface of the cavity and is injected into the light guides, and a minor portion of any light emitted by the light source is transmitted through the reflective-transmissive surfaces of the cavity and emitted from the lighting system. A light injection coupler is also disclosed that has an optically transmissive housing and suitable for use to couple ends of at least one light guide thereby making a lighting system. | 01-26-2012 |
20120020108 | LED LIGHTING DEVICE - An LED lighting device includes at least one circuit board, an encapsulation, a number of LED light sources, and a light guiding member. The LED light sources are distributed on the circuit board. The encapsulation is arranged around the light guiding member. The light guiding member includes two opposite surfaces, at least one of which defines a number of accentuated portions. At least one end of the light guiding member includes a light incident surface opposing the LED light sources. After entering the light guiding member from the light incident surface, the light beams from the LED light sources are reflected between the opposite surfaces of the light guiding member. The light beams reaching the accentuated portions are diffused and exit the light guiding member, and are finally transmitted to outside through the encapsulation. | 01-26-2012 |
20120026750 | CONTROLLED FLARING LIGHT TRANSMISSION DEVICE - Various exemplary embodiments relate to a light transmission device for transmitting light from at least one light source to an illuminated surface. The device may include at least one light entrance surface that allows entrance of light from the at least one light source; a light emitting surface with an area greater than the total area of the at least one light entrance surface; at least one light pipe portion extending from the at least one light entrance surface toward the illuminated surface wherein the light pipe portion internally reflects the light toward the illuminated surface; and a flared diffusion portion between the at least one light pipe portion and the light emitting surface wherein the diffusion portion internally reflects the light towards the light emitting surface. The device may be a solid piece of plastic. The light pipe portions may be curved to bend light toward the illuminated surface. | 02-02-2012 |
20120033440 | EXPANDABLE LIQUID VOLUME IN AN LED BULB - An LED bulb includes a base, a shell, a plurality of LEDs, a thermally conductive liquid, and a liquid-volume compensator mechanism. The shell is connected to the base. The plurality of LEDs is attached to the base and disposed within the shell. The thermally conductive liquid is held within the shell. The liquid-volume compensator mechanism is attached to the base. The liquid-volume compensator mechanism is configured to compensate for expansion of the thermally conductive liquid. The liquid-volume compensator mechanism moves from a first position to a second position. A first volume is provided for the thermally conductive liquid in the first position. A second volume, which is greater than the first volume, is provided for the thermally conductive liquid in the second position. | 02-09-2012 |
20120033441 | LIGHTGUIDE MODULE - A lightguide module having a linear collimator produced from optically transparent material, a toroidal lens produced from optically transparent material, and a light source, wherein the toroidal lens is disposed between the linear collimator and the light source, at the exit of the linear collimator are found scattering elements, and wherein a light-emitting part of the light source is directed toward an entry surface of the toroidal lens and an exit surface of the toroidal lens is directed toward entry surfaces of the linear collimator. The light source may be a light-emitting diode and the toroidal lens may be a Fresnel type lens. | 02-09-2012 |
20120063160 | Effiency and quality by applying light extraction means to the collection portion of a linear luminaire - Improved side-light distribution systems are disclosed. In one embodiment, an efficient side-light distribution system includes a LED light source; a light coupler for receiving light from the LED light source at a first end and providing light at a second end to an elongated light pipe, and the elongated light pipe receives light from the LED light source at a first end and transmitting the light towards a second end. The coupler transforms at least the angular distribution of at least 70% of the light from the LED light source into an appropriate angular distribution needed for total internal reflection at a second end within the elongated light pipe. The light coupler includes a light-extraction means between the first and second ends of the light coupler for extracting light out of a side of the light coupler. At least part of the light within the light pipe is extracted out of a side of the light pipe, between the first and second ends of the light pipe, by a light-extraction means. | 03-15-2012 |
20120069595 | LINEAR ILLUMINATION DEVICES - In various embodiments, LED-based illumination devices include an inlet region for receiving the LED light that is complementary in shape to the lens of the LED. | 03-22-2012 |
20120075881 | COMPUTER ENCLOSURE - A computer enclosure includes a front panel, a switch module, and a light guide module. The switch module is attached to the front panel and includes a mounting bracket, a switch member attached to the mounting bracket, and a light emitting diode (LED) attached to the mounting bracket. The light guide module is attached to the front panel and has a light guide slot and a first transparent board covering the light guide slot. The LED is configured to generate light that enters in the light guide slot and propagates out from the first transparent board. | 03-29-2012 |
20120087144 | LED ILLUMINATION DEVICE - The invention discloses a LED illumination device comprising a LED light source and a light guide device. The LED light source provides a light. The light guide device comprises a light-receiving surface, a light-emitting surface, and a body. The light-receiving surface receives the light from the light source. The body has a light channel for guiding the light toward the light-emitting surface. In addition, the body comprises at least one light splitter, and a part of the light within the light channel penetrates the body through the light splitter. Specially, the light guide device with the light splitter can reduce the amount of light emitting devices. The illumination system can be conspicuous at night. | 04-12-2012 |
20120099339 | LIGHT ENGINE MODULE AND SYSTEM INCLUDING SAME - An optical device is for receiving light from a light source, the light source having an emission wavelength. The optical device includes an elongated light guide, a first end of the light guide configured to receive light from the light source; and a phosphor disposed on a second end of the light guide, an excitation wavelength of the phosphor substantially similar to the emission wavelength of the light source. The light guide is formed of a material configured to dissipate at least some heat generated by the light source. | 04-26-2012 |
20120106191 | LED Homogenizer - One embodiment of an optical system described herein comprises a source including light emitting diode chip and a homogenizer. One embodiment of the homogenizer comprises an entrance face positioned to receive light from the source, the entrance face having a first shape, a body configured to homogenize the received light and an exit face, the exit face parallel to the primary emitting face of the source. The homogenizer can emit light with a half angle that is at least 80% of the half angle of light entering the homogenizer. | 05-03-2012 |
20120106192 | LIGHT EMITTING DIODE ILLUMINATION SYSTEM - In various embodiments of the invention, a unique construction for Light Emitting Diodes (LEDs) with at least one luminescent rod and extracting optical elements used to generate a variety of high brightness light sources with different emission spectra. In an embodiment of the invention, forced air cooling is used to cool the luminescent rod. In an embodiment of the invention, totally internal reflected light can be redirected outward and refocused. In another embodiment of the invention, light emitted by the luminescent rod is out-coupled for use in a variety of applications. | 05-03-2012 |
20120120676 | LIGHTING ASSEMBLY WITH ASYMMETRICAL LIGHT RAY ANGLE DISTRIBUTION - A lighting assembly that efficiently collects and accurately directs light with a defined asymmetrical light ray angle distribution onto a nearby target surface. The light with the asymmetrical light ray angle distribution illuminates the target surface with a defined illumination profile. In theatrical and architectural lighting, the defined illumination profile is an even illumination profile on a nearly vertical surface. In street lighting, the defined illumination profile is an even illumination profile on a horizontal surface. The lighting assembly includes an LED and a solid reflector optic having a reflective surface shaped to reflect light from the LED in a way that produces the asymmetrical light ray angle distribution at least in part. | 05-17-2012 |
20120127748 | LIGHT-CONCENTRATING DEVICE USING MULTI-OPTIC CABLES - Disclosed is a light-concentrating device using multiple optical-cables in which beams of light output from a plurality of light sources are combined into one beam of light and condensed so that a focal point is formed at a desired position, to secure necessary illumination intensity at a desired remote position from the light sources, in which a focal angle of a condenser lens is adjusted so that the device exhibits a desired illumination intensity and/or desired light distribution property at a place distant from the light sources by a desired distance, and, hence, in which the device may be widely used, for example, to light a museum, swimming pool, building outer wall or building floor or bridge, or as a lighting device for a semiconductor manufacturing process or surgical operation, etc. To this end, the light-concentrating device using the multiple optical-cables includes a body, an LED module, a plurality of multi-optical-fibers, an optical-cable adaptor, an illumination intensity optical-cable and a condenser lens adjustment unit. | 05-24-2012 |
20120134169 | LIGHT EMITTING DIODE LIGHT BOX AND LIGHTING ASSEMBLY USING THE SAME - A light emitting diode (LED) light box including a housing, a first LED module and a light guiding block is provided. The housing has a first hole. The first LED module is disposed inside the housing. The light guiding block is disposed inside the housing and located in front of the first LED module and opposite to the first hole. The first light emitted by the first LED module enters and proceeds in the light guiding block and then passes through the first hole. | 05-31-2012 |
20120134170 | TUBULAR SKYLIGHT - A tubular skylight, comprising a tubular body ( | 05-31-2012 |
20120163012 | LIGHT GUIDE AND ELECTRONIC DRIVE HAVING SAME - An electronic device includes a chassis, a circuit board, and a light guide. The chassis includes a rear panel defining an opening. The circuit board is installed in the chassis. A connector is mounted to a rear end of the circuit board aligning with the opening. Two spaced light emitting diodes are mounted at a rear end of the connector. The light guide includes a connecting plate mounted to an outer side of the rear panel, and two light guiding posts extending from a bottom of the connecting plate. Front ends of the light guiding posts extend through the opening of the rear panel and align with the light emitting diodes of the connector, to transmit light generated by the light emitting diodes rearwards and upwards. | 06-28-2012 |
20120163013 | Elongated LED Lighting Arrangement - An elongated LED lighting arrangement comprises an elongated light pipe with homogeneous optical material between first and second ends. In an exemplary embodiment, an LED provides blue light to the light pipe via a first dichroic mirror tuned to pass blue light. Down-converting means on sidewall of the light pipe, tuned to receive blue light, absorbs blue light from the LED and to emit lower-energy light outside of the light pipe at respectively higher wavelengths. Light-extracting means on the sidewall extract from the light pipe some blue light without changing the wavelengths of the foregoing light. Light from the down-converting means and the light-extracting means are combined to provide a composite color. The first dichroic mirror receives some light emitted by the down-converting means and reflects back into the light pipe more than 80 percent of the light received by the mirror. | 06-28-2012 |
20120163014 | OPTICAL ELEMENT - It is disclosed an optical element ( | 06-28-2012 |
20120170302 | LED-BASED DENTAL EXAM LAMP WITH VARIABLE CHROMATICITY - An electrically powered light source including a light emitting diode (LED) having variable chromaticity, which is adapted for use in a dental operatory. A dental operatory lamp includes a thermally conductive housing having a front directed toward the operating area and a rear away from the operating area; a generally elliptical reflector located on the rear of the thermally conductive housing; at least one heat pipe; a plurality of color LEDs projecting light toward the elliptical reflector, the plurality of LEDs being in thermal contact with the at least one heat pipe; and an optical light guide for combining light from said LEDs. Another embodiment of the lamp includes at least two user selectable light spectra, one of said spectra providing white light with color temperature in the range 4000° K-6000° K and one spectra having reduced output in the wavelength range 400-500 nm. | 07-05-2012 |
20120170303 | ILLUMINATION APPARATUS WITH HIGH CONVERSION EFFICIENCY AND METHODS OF FORMING THE SAME - In various embodiments, an illumination apparatus includes a substantially planar waveguide, a plurality of light sources embedded within the in-coupling region of the waveguide, and a film disposed over the out-coupling region of the waveguide. The film has a thickness less than approximately 100 μm and comprises or consists essentially of a photoluminescent material. The photoluminescent material converts a portion of light emitted by at least one of the light sources to a different wavelength. A surface of the out-coupling region has an average reflectivity of greater than approximately 90%. Light emitted by the light sources mixes with light converted by the photoluminescent material to form substantially white light, and the conversion efficiency of the illumination apparatus is greater than approximately 70%. | 07-05-2012 |
20120170304 | CONNECTOR - A connector adapted for use in an illumination system comprising at least one optical element, such as an optical fibre. is disclosed. The connector comprises a housing dimensioned so that internally it retains at least one end portion of at least one optical element, and externally substantially follows the shape of the end portion(s) of the optical element(s). This forms a join between the ends of the optical element(s). A light source is also contained within the housing and positioned so as to illuminate the end portions of at least one optical element. Electrical connection means adapted to connect the light source to an external power supply are provided. The electrical connection means being moveable relative to the housing. The electrical connection means may be carried by a flexible substrate, or may be formed by slideable contacts within a light guide rail. | 07-05-2012 |
20120182755 | ILLUMINATING SYSTEM OF FLEXIBLE SHAPE - Disclosed is an illuminating system of flexible shape and comprising at least one LED disposed on a flexible carrier material, an optic being provided that permits uniform, directed and/or glare-free light emission. | 07-19-2012 |
20120182756 | LIGHT GUIDE MODULE OF SCANNING APPARATUS - A light guide module of a scanning apparatus includes plural side-emitting light emitting diodes and a light-guiding post, which are disposed on a circuit board. The light-guiding post has plural reflective structures corresponding to respective side-emitting light emitting diodes for receiving light beams from respective side-emitting light emitting diodes. A spacing interval between two of the side-emitting light emitting diodes at a middle portion of the circuit board is greater than a spacing interval between two of the side-emitting light emitting diodes at a side of the circuit board. | 07-19-2012 |
20120182757 | LIGHT-GUIDE TYPE ILLUMINATION DEVICE - A light-guide type illumination device includes a heat-dissipating unit, a conductive unit, a light-emitting unit and a light-guiding unit. The heat-dissipating unit includes a heat-dissipating body. The conductive unit and the light-emitting unit are respectively disposed on a first side and a second side of the heat-dissipating body. The light-emitting unit includes at least one light-emitting element electrically connected to the conductive unit for generating light beams. The light-guiding unit includes at least one light-guiding element disposed above the light-emitting unit. The light-guiding element has a light input surface formed on a bottom side thereof for receiving the light beams and an optical surface-treated layer formed on at least one lateral surface thereof. Hence, the instant disclosure can provide an annular 360-degree light-emitting range by matching the light-emitting unit and the light-guiding unit, thus any type of conventional energy-saving bulb can be replaced by the illumination device. | 07-19-2012 |
20120188787 | SYSTEM FOR ILLUMINATING A VEHICLE INTERIOR ASSEMBLY - A vehicle interior assembly includes a light pipe that is concealed by at least one element of the assembly and is configured to illuminate a recess disposed adjacent to a display. | 07-26-2012 |
20120195060 | ILLUMINATION DEVICE FOR USE WITH SURVEY LEVEL ROD AND METHOD OF USE - A laser readable surveying rod is provided with adjustable lighting elements. More specifically, lighting elements, such as LED lights are provided along a length of a surveying rod such that laser readings may be taken at night or in dark conditions. Lighting elements may be translated along a length of a rod, particularly where it is desirable to illuminate only a portion of a rod and conserve valuable energy. | 08-02-2012 |
20120206933 | LAMP | 08-16-2012 |
20120218774 | Led light bulb - The LED bulb includes a body in the shape of a standard domestic light bulb and has a base which can be screwed into a standard AC receptacle. The bulb comprises a plurality of cooling fins made of aluminum and cast to form the outer surface of the light bulb. A central opening extends axially through the bulb with the interior edges of the cooling fins forming the interior periphery of the opening. The bulb thus provides two cooling air flow paths. A heat sink for supporting a circuit board carrying the LEDs is cast together with the fins. The bulb may be connected in any orientation and still retain its same cooling characteristics. A lens faceted circular surface also having a central opening disperses the photons in an overlapping manner to provide a uniform alighted area even though the bulb has a central opening. | 08-30-2012 |
20120230049 | HOUSEHOLD APPLIANCE INCLUDING INFORMATION LIGHT DEVICE - A household appliance including an information light device that allows a user of the household appliance to determine when the household device is in operation, and a method thereof. The information light device may include a light guide structured to indicate an operating status of the household appliance. The light guide may be disposed at a lower portion of the household appliance, and embodied as a wave guide where at least part of the light that exits the light guide is guided in a direction that is perpendicular to the light guide and onto a floor where the household appliance is disposed. | 09-13-2012 |
20120236586 | LED LIGHT GUIDE STRUCTURE - A light guide structure using an LED as a light source includes a refracting base, an LED light source module, and an optical fiber tube. The refracting base has a hollow chamber with a wall in a shape without any acute angle, and the LED light source module is fixed onto the refracting base, and the LED light source module includes an LED installed in the hollow chamber. One end of the optical fiber tube is disposed in the hollow chamber, and the other end of the optical fiber tube is extended out of the refracting base. Therefore, the invention can increase the number of reflections of the light inside the hollow chamber and reduce the loss of light occurred during the refraction process to provide a lamp with good illumination. | 09-20-2012 |
20120243253 | LIGHT RING FOR APPLIANCE CONTROL ADJUSTABLE FOR CONSOLE THICKNESS - A backlight for an appliance knob provides a light pipe that may receive light from a light source fixed behind a console at a variety of different extensions permitting ready adjustment of the light pipe to fit closely behind the appliance knob with different console thicknesses and tolerances. | 09-27-2012 |
20120243254 | Lighting Module - A lighting module, comprising a printed circuit board, which on the front side thereof, is populated by at least one light source as well as at least one light sensor; a hollow optical waveguide element, which laterally surrounds the at least one light source circumferentially; and a cover at least for the light sensor, arranged on the printed circuit board externally to the optical waveguide element, it being possible for a window to be located in the optical waveguide element to which window is connected a hollow light channel formed in and/or on the cover which leads to the light sensor. | 09-27-2012 |
20120250345 | LIGHTING UNIT HAVING LIGHT GUIDE(S) INSERTED BEWTEEN A REFLECTOR AND A SCREEN - The invention relates to a dedicated lighting unit (D) which includes: i) at least one light guide (GL) comprising two opposing ends, at least one of which is coupled with a light source (SL); ii) a reflector (RL) having at least one concave section and intended for being placed opposite a rear portion of the light guide (GL) in order to reflect the guided light from the light source (SL) towards a front portion (PV) of the light guide (GL); and iii) a screen (EC) having at least one transparent central portion (PC) intended for being placed opposite at least one portion of the front portion (PV) of the light guide (GL) in order to be illuminated by the light transferred towards the outside and thus to induce a style effect and/or a three-dimensional effect. | 10-04-2012 |
20120275179 | LUMINESCENT BICYCLE - A frame-supported vehicle, such as a bicycle or the like, has at least one frame component made of a light diffusing or fluorescent translucent or transparent material to form a leaky light pipe, and at least one light source in light communication with the frame component, whereby light propagates within the frame and is visible from outside the frame by diffusion or fluorescence or a combination thereof. The bicycle is highly visible at night, and may carry logos or other indicia that are enhanced by the background illumination, which may be redirected out of the tube. | 11-01-2012 |
20120281427 | COLLIMATED ILLUMINATION USING LIGHT PIPES - A system includes multiple light emitting diodes (LEDs) and a light pipe configured to mix light from the LEDs and produce collimated light. The light pipe includes multiple reflective optical devices configured to reflect the collimated light at different angles. The light pipe also includes multiple outlet optical devices configured to selectively control exit of the reflected collimated light from the light pipe. The reflected collimated light has one or more controllable spectral characteristics and/or one or more controllable geometries of illumination. | 11-08-2012 |
20120281428 | REFLECTIVE NANOFIBER LIGHTING DEVICES - A fiber-based reflective lighting device and a lighting device. The fiber-based reflective lighting device includes a source configured to generate a primary light, a mat of reflective fibers which diffusely reflects light upon illumination with at least the primary light, and a light exit configured to emanate the reflected light. The lighting device includes a housing, a source configured to generate primary light and direct the primary light into the housing, a reflective mat of fibers disposed inside the housing at a position to reflect the primary light, and a light exit in the housing configured to emanate the reflected light from the housing. | 11-08-2012 |
20120300488 | Method and System for Managing Light from a Light Emitting Diode - A light source, for example a light emitting diode, can emit light and have an associated optical axis. The source can be deployed in applications where it is desirable to have illumination biased laterally relative to the optical axis, such as in a street luminaire where directing light towards a street is beneficial. The source can be coupled to an optic that comprises an inner surface facing the source and an outer surface that is opposite the inner surface. The inner surface can comprise a refractive surface that receives light headed away from the optical axis of the light source, for example opposite the street. The refractive surface can form the received light into a beam. The outer surface of the optic can reflect the beam back across the optical axis, for example so that light headed away from the street is redirected towards the street. | 11-29-2012 |
20120307513 | LIGHT SOURCE GUIDING STRUCTURE AND LAMP STRUCTURE - A lamp structure includes an electrical connection unit, a light emitting unit, and a light guiding unit. The electrical connection unit includes an electrical connection element. The light emitting unit includes at least one light emitting element disposed on the top side of the electrical connection unit and electrically connected to the electrical connection element. The light guiding unit includes a light guiding element disposed on the top side of the electrical connection unit. The light guiding element has a bottom light-input surface, a top light-output surface, and a surrounding light-output surface. The surrounding light-output surface has a first surrounding region gradually outwardly expanded from bottom to top, a second surrounding region connected to the first surrounding region and gradually inwardly contracted from bottom to top, and a third surrounding region connected to the second surrounding region and gradually outwardly expanded from bottom to top. | 12-06-2012 |
20120307514 | LIGHT EMITTING DIODE ILLUMINATION SYSTEM - In various embodiments of the invention, a unique construction for Light Emitting Diodes (LEDs) with at least one luminescent rod and extracting optical elements is used to generate a variety of high brightness light sources with different emission spectra. In an embodiment of the invention, forced air cooling is used to cool the luminescent rod. In an embodiment of the invention, totally internal reflected light can be redirected outward and refocused. In another embodiment of the invention, light emitted by the luminescent rod is out-coupled for use in a variety of applications. In various embodiments of the invention, a plurality of independent narrow band colors can be coaxially combined. | 12-06-2012 |
20130016519 | LIGHT SOURCE MODULEAANM KUO; Heng-ShengAACI New Taipei CityAACO TWAAGP KUO; Heng-Sheng New Taipei City TW - A light source module includes a casing, a light-guiding rod, a light-emitting assembly and a heat-dissipating reflective shroud. The casing has a chamber and a transparent opening in communication with the chamber. The light-guiding rod has a light-exiting surface and a light-transmitting surface opposite to the light-exiting surface. The light-guiding rod is disposed in the chamber with the light-exiting surface facing the transparent opening. The light-emitting assembly is provided on one side of the light-guiding rod to emit light toward the interior of the light-guiding rod. The heat-dissipating reflective shroud is assembled with the casing to cover the light-transmitting surface of the light-guiding rod. The interior of the heat-dissipating reflective shroud has a reflective surface for reflecting the light passing through the light-transmitting surface back toward the light-exiting surface to exit the transparent opening. The heat-dissipating reflective shroud has double effects of heat dissipation and light reflection. | 01-17-2013 |
20130033888 | LIGHTING DEVICE - There is provided a lighting device and a method to manufacture such a lighting device. The inventive concept is based on manufacturing a lighting device on an at least partly flexible sheet assembly which is rolled into a tube, such that the light source of the lighting device is arranged within the tube. The flexible sheet assembly is arranged such that the tube provides a light mixing chamber and light exit surface for the lighting device. Thus, the tube shaped lighting device instantly delivers the necessary optical and mechanical properties for easy assembly and the functionality of a light engine. | 02-07-2013 |
20130044505 | ILLUMINATION APPARATUS - An illumination apparatus includes a light-guiding pillar, a sleeve, and a point light source. The light-guiding pillar has a light-emitting surface, a bottom surface, a light incident surface, and a reflection bar disposed on the bottom surface. An extension direction of the reflection bar is parallel to an extension direction of the light-guiding pillar. The light incident surface of the light-guiding pillar is disposed in the sleeve. The sleeve includes a reflection portion surrounding the light incident surface and extending along a direction away from the light-guiding pillar. An internal diameter of the reflection portion decreases in a direction away from the light incident surface. The portion of the light beams emitted by the point light source are reflected to the light incident surface by an inner surface of the reflection portion and enter the light-guiding pillar. | 02-21-2013 |
20130063962 | OPTICAL ELEMENT AND ILLUMINANT DEVICE USING THE SAME - An optical element is assembled to a light emitting diode (LED) to form an illuminative light source. The optical element includes a transparent main body having a light guiding pillar and an extending part. The light guiding pillar has a top surface and a bottom surface having a recess. The extending part is extended from the circumference of the top surface and an end of the extending part has at least a light-emitting surface. Wherein the LED is disposed on the recess and emits light to the optical element. The extending part guides the light and enlarges the light-emitting angle. | 03-14-2013 |
20130063963 | LED TRACK LIGHTING HAVING AN ILLUMINATED TRACK - An LED track-lighting system includes an LED for emitting light. A light-transmitting element captures light emitted by the LED light and emits it over at least a portion of the track. | 03-14-2013 |
20130063964 | Illumination Apparatus with High Conversion Efficiency and Methods of Forming the Same - In various embodiments, an illumination apparatus includes a substantially planar waveguide or a light box, at least one light source emitting light therein, a layer of photoluminescent material for converting a portion of the light to a different wavelength, a reflector for reflecting light back-scattered from the photoluminescent material, and an optically active layer for separating light interacting with the photoluminescent material from light propagating within the waveguide or light box. | 03-14-2013 |
20130083554 | LIGHTING DEVICES AND METHODS FOR PROVIDING COLLIMATED DAYLIGHT AND AUXILIARY LIGHT - Lighting devices and methods for providing collimated daylight and auxiliary light are disclosed. Some embodiments disclosed herein provide a daylighting apparatus including a tube having a sidewall with a reflective interior surface, one or more auxiliary light sources, and a collimator. In some embodiments, the tube is disposed between a transparent cover positioned to receive daylight and a diffuser positioned inside a target area of a building. In certain embodiments, the tube is configured to direct at least a portion of the daylight transmitted through the transparent cover and/or at least a portion of generated auxiliary light towards the collimator and the diffuser. | 04-04-2013 |
20130083555 | LIGHTUNG MODULE AND ILLUMINANT DECICE HAVING THE SAME - A lighting module includes an illuminant unit, a light guide pillar and a first reflecting member. The illuminant unit has an optical axis and includes at least a LED. The light guide pillar includes a base and a light guide part, the LED disposed on the base, the light guide pillar is extended from the base along the optical axis and an end of the light guide pillar has a top surface. The top surface is concave toward the base and is continuous. The first reflecting member is disposed on the top surface. Wherein a partial light emitted by the illuminant unit is travelling to the first reflecting member through the light guide pillar, the first reflecting member reflects the partial light such that the partial light emits from the light guide part. | 04-04-2013 |
20130094238 | LED TUBULAR LAMP - An LED tubular lamp includes a shell, a base plate and a lamp shade. The shell is made of one or more shell sections respectively possessing two or more convection holes to carry out ventilation. The shell section has two placing grooves for depositing the base plate and two combining grooves for combining with the lamp shade. The base plate has two sides fitting in the two placing grooves and an upper surface coated with a heat conducting paint, loaded with the LEDs as a light source. So the heat may be absorbed by the heat conducting paint and transmitted through the convection holes into the air. The lamp shade made integral has two combining members to combine with the combining grooves of the shell. The light of the LEDs shines through the lamp shade. The lamp disperses the heat quickly to prolong the service life of the LEDs. | 04-18-2013 |
20130094239 | LIGHT GUIDE COLUMN, LIGHT EMITTING STRUCTURE AND ILLUMINATION DEVICE USING THE SAME - A light guide column is disposed on the top of a light source. The light guide column includes a column body, a cavity, a reflection structure and a micro-structure. The column body has a first end and a second end opposite to the first end. The cavity on the first end is for gathering the light source. The reflection structure is on the second end, when light emitted from the light source, a portion of the light reflected by the reflection structure to emit toward a lateral surface of the column body and others transmitted to the front side direction. The micro-structure is formed on the lateral surface of the column body can facilitate the emitting light from the column body uniformly. | 04-18-2013 |
20130114286 | METHOD AND ARRANGEMENT FOR COUPLING IN RADIATION EMITTED BY LEDS - A method and arrangement for transmitting radiation emitted by LEDs operated in pulsed operation via at least one optical waveguide, wherein a first optical waveguide having first and second coupling surfaces is assigned to each LED, the first optical waveguides are in each case aligned, by their first coupling surfaces, with an assigned stationary LED, the second coupling surfaces are arranged on a closed path and a coupling surface of a second optical waveguide is assigned to the second coupling surfaces. In order that a high light power can be coupled into the second optical waveguide by means of the LEDs, it is provided that the second optical waveguide, in accordance with the clocking of the switched-on LEDs, can be aligned with the second coupling surface of a first optical waveguide from at least one switched-on LED. | 05-09-2013 |
20130141934 | IRRADIATION APPLIANCE - The invention relates to a radiation device that includes a housing, a light-emitting unit and a light-absorbing unit which is provided with an inlet opening and a reflector element. The reflector element extends across the entire distance between the light-emitting unit and the inlet opening of the light-absorbing unit. | 06-06-2013 |
20130155716 | LIGHTING FIXTURE - A light fixture including at least one light emitting device and a light-guiding pillar is provided. The light emitting device is adapted to emit a light beam. The light-guiding pillar has a light incident surface, an end surface opposite to the light incident surface, and a peripheral surface connecting the light incident surface to the end surface. The peripheral surface includes a smooth curved surface, a fillister surface connected to the smooth curved surface, and a reflective surface connected to the fillister surface. The light emitting device is disposed beside the light incident surface. The fillister surface is disposed at two opposite sides of the reflective surface. Extending directions of a plurality of fillisters on the fillister surface are substantially parallel to an extending direction of the light-guiding pillar. | 06-20-2013 |
20130163272 | USER INTERFACE LIGHTING APPARATUS - A user interface panel includes a user interface substrate, an electronics carrier and a light pipe disposed between the user interface substrate and electronics carrier. A reverse mount, side emitting LED is disposed through an aperture in the electronics carrier so that the LED can emit light into the light pipe. | 06-27-2013 |
20130163273 | LED ARRAY LIGHTING ASSEMBLY - A lighting assembly including a plurality of LED light sources and a light-guide assembly with a plurality of light guides each having a proximal end terminating in a recess and a distal end, a mating cap coupled to the proximal end of the plurality of light guides and aligning each recess with a corresponding LED light source in the plurality of LED light sources, and a light-emitting lens with a receiving surface coupled to the distal end of each of the plurality of light guides and able to transfer light emitted from the distal end of each of the plurality of light guides into the light-emitting lens and a curved light-emitting surface opposite the receiving surface, the light-emitting surface able to emit light from within the light-emitting lens, the light within the light emitting lens being a blend of light emitted from two of the plurality of light guides. | 06-27-2013 |
20130170245 | LIGHTING DEVICE - A lighting device improves light distribution uniformity. When a light emitting diode (LED) package module is applied to a straight-tube fluorescent lamp, characteristics of a circular surface light source with the LED may be efficiently embodied by varying a refractive index of a light guide member based on positions of the light guide member. | 07-04-2013 |
20130176748 | MODULARIZED SERVER - A modularized illuminating device includes a retaining base, a lighting module, and a light guide element. The retaining base includes an elastic positioning unit. The lighting module is removably disposed on the retaining base, and has a sliding groove and a retaining groove. The light guide element is disposed on the retaining base and faces to the lighting module. When the lighting module is installed to the retaining base along a plugging direction, the elastic positioning unit slides from the sliding groove to the retaining groove to retain the lighting module in the retaining base. | 07-11-2013 |
20130182455 | DISPLAY DEVICE - Disclosed is a display device including a plurality of channels for forming a specific pattern, in which each of the channels includes: a light source module comprising one or more light sources for generating optical signals having different wavelengths; a driving module for controlling on/off or strength of the optical signal generated in the light source module; an optical waveguide for transferring the optical signal generated in the light source module to an outside without a loss of the optical signal; and a scattering pattern for scattering the optical signal transferred through the optical waveguide and displaying the scattered optical signal to the outside. | 07-18-2013 |
20130188384 | SOLID STATE CONTINUOUS WHITE LIGHT SOURCE - A solid state illumination system is provided as a replacement for conventional arc light, metal halide and Xenon white-light sources for applications in life sciences including, microscopy, fluorescence microscopy, and endoscopy. The solid state illumination system generates high quality white light output from LED light sources. The white light output is continuous in the visible spectrum from 380 nm to 650 nm and is suitable for imaging all the most common fluorophores and fluorescent proteins. In embodiments, an LED light pipe engine is used to generate a portion of the spectral content of the white light output. In alternative embodiments the solid state illumination system produces light output of a selectable color. | 07-25-2013 |
20130188385 | COUPLING-IN APPARATUS FOR COUPLING LIGHT FROM A LIGHT-EMITTING DIODE INTO A FIBER ENTRY END AND LIGHT-SOURCE ARRANGEMENT FITTED THEREWITH - A coupling-in apparatus is provided for coupling light from a light-emitting diode ( | 07-25-2013 |
20130188386 | DATA COLLECTOR WITH EXPANDED FUNCTIONALITY - Embodiments of the present invention recite a data collector with expanded functionality and a method of enhancing revenue generation using a data collector with expanded functionality. In one embodiment, a central unit of a data collector is configured to receive a replaceable unit such that any one of a variety of replaceable units can be configure to be attached to said central unit. | 07-25-2013 |
20130188387 | LED LIGHTING SYSTEM COMPRISING AN OPTICAL SYSTEM SUITABLE FOR PROVIDING A LIGHT BEAM - An optical system having a light guide ( | 07-25-2013 |
20130194820 | REDUCED CONTRAST LED LIGHTING SYSTEM - A reduced contrast LED lighting system is disclosed. A plurality optical elements in a fixture is arranged to produce a light pattern with reduced visible contrast between the various areas where light can be perceived leaving the fixture. In some embodiments of the invention the LED light source is disposed at the reflector, and in some such embodiments a partially reflective lens plate is disposed opposite the LED light source. In some embodiments the LED light source is placed opposite the reflector. The lighting system can include a lens arrangement with a partially reflective lens plate connected to a heatsink, or two lens plates adjacent to the LED light source and the heatsink. The fixture can include a plurality of light pipes or slots to direct light into spaces between the lens plates and the heatsink. | 08-01-2013 |
20130208497 | INFUSION LINE IDENTIFICATION LIGHTING SYSTEM - An IV line identification system enables ready identification of an IV line and its associated fluid source and output from other IV lines with their fluid sources and outputs. The IV line identification system includes lights that are coupled to a specific IV line. The lights can identify specific locations on the IV line, such as an entry end by an IV bag and an output end by a needle or port associated with a patient. The lights can also identify the portions of the IV line that enter and exit a pump. The lights can also be selectively turned on when a specific IV line needs to be identified, and turned off when the IV line does not need to be individually identified. The lights may be colored to distinguish between the lights associated with another IV line. | 08-15-2013 |
20130208498 | ILLUMINATION CONVERTER - The disclosure generally relates to illumination converters that are capable of converting light from one geometrical format to another. In particular, the described illumination converters are capable of converting a circular source such as an LED to a linear source useful in an edgelit waveguide, which can be used in a backlight for a display. | 08-15-2013 |
20130215636 | LIGHT MIXING LENSES AND SYSTEMS - Lighting modules and lighting systems containing one or more lighting modules, and associated methods, are provided that receive light from one or more light sources for projecting it to a target surface, e.g., in a uniform, patterned, or other controlled manner. In various embodiments, the lighting modules and lighting systems can be used to mix the light generated by one or more sources. | 08-22-2013 |
20130235610 | VANITY MIRROR - A minor assembly can include a housing, a mirror, and a light source. In certain embodiments, the mirror includes a light pipe configured to emit a substantially constant amount of light along a periphery of the mirror. In some embodiments, the mirror assembly includes a sensor assembly. The sensor assembly can be configured to adjust the amount of emitted light based on the position of a user in relation to the mirror. Certain embodiments of the minor include an algorithm to adjust light based on the position of a user relative to the mirror, the level of ambient light, and/or the activation of different light modes. | 09-12-2013 |
20130242597 | ILLUMINATION APPARATUS - An illumination apparatus, comprising at least one light emitting source embedded in a waveguide material is disclosed. The waveguide material is capable of propagating light generated by light emitting source(s), such that at least a portion of the light is diffused within the waveguide material and exits through at least a portion of its surface. | 09-19-2013 |
20130250604 | LIGHT BAR-COMBINED REMOVABLE ZIPPER - The present invention relates to a light bar-combined removable zipper, which includes a first tape, a second tape, a light bar, and a controller. The second tape has an edge joinable to an edge of the first tape to constitute a removable zipper structure. The light bar is combined to the second tape. The controller is connected to the light bar to supply electrical power to and selectively activate/deactivate the lighting of the light bar. | 09-26-2013 |
20130250605 | ILLUMINATION DEVICE - An illumination device includes a light guiding core, an optical film and a light emitting module. The optical film separately surrounds the light guiding core. A ratio of a diameter of the optical film to a diameter of the light guiding core is between 2 and 3. The light emitting module is disposed at one side of the light guiding core. | 09-26-2013 |
20130258699 | System and method for mixing light emitted from an array having different color light emitting diodes - A method of manufacturing a light source includes providing a substrate with electronic circuitry to drive light emitting diodes (LEDs); coupling a plurality of LEDs to the electronic circuitry on the substrate, the LEDs with more than one color types; and attaching a mixing barrel around the plurality of LEDs over the substrate, the mixing barrel with a reflective internal wall. | 10-03-2013 |
20130258700 | COLOR-MIXING CONVERGENT OPTICAL SYSTEM - Optical systems for focused light emission, which can be used as full color-capable pixels in grid assemblies, such as variable message signs and outdoor electronic display boards. The optical systems may include a light source that is a commercially available full-color LED in SMD design having a red, a green, and a blue LED crystal, which may be disposed at an inlet surface of a light-guiding rod having a constant cross-section and a jacket surface made of planes adjacent to each other at sharp edges. The light-guiding rod thereby captures the light substantially completely and completely mixes the different colors and brightnesses efficiently without scattering. The light output of the light-guiding rod lies at the focus of a convergent lens, which focuses the exiting light. | 10-03-2013 |
20130265795 | HIGH-LIFETIME BROADBAND LIGHT SOURCE FOR LOW-POWER APPLICATIONS - Embodiments described herein include broadband light source system comprising an optic coupler including a plurality of input branches coupled to an output. The system includes a plurality of light sources coupled to the plurality of input branches. Each light source outputs light having a different wavelength distribution than any other light source of the plurality of light sources. The output emits a broadband light source comprising a combined spectral output of the plurality of light sources. | 10-10-2013 |
20130265796 | Lighting device and method for manufacturing a lighting device - The invention relates to a lighting device and a method of manufacturing such a lighting device. The lighting device ( | 10-10-2013 |
20130272015 | SYSTEM AND METHOD FOR MIXING LIGHT FOR A LED-BASED LINEAR LIGHT SOURCE - A linear light source and a method of manufacturing the linear light source are disclosed. The linear light source includes a light emitting diode (LED) array, a light pipe, and a shell with a linear exit slit aperture. Cutouts of the light pipe provides a slanted surface to reflect portions of light rays along the length of the light pipe out of the linear exit slit aperture. | 10-17-2013 |
20130272016 | SYSTEM AND METHOD FOR MIXING AND COLLIMATING LIGHT EMITTED FROM AN ARRAY HAVING DIFFERENT COLOR LIGHT EMITTING DIODES - A collimated light source and a method of manufacturing the collimated light source are disclosed. The collimated light source includes a light emitting diode (LED) array, a light pipe, and a light collimation optics. The light collimation optics can expand over an exit aperture of light pipe. | 10-17-2013 |
20130272017 | SYSTEM AND METHOD FOR MIXING LIGHT FOR A LED-PUMPED PHOSPHOR ARRAY LIGHT SOURCE - A LED-pumped phosphor array light source and a method of manufacturing the phosphor array light source are disclosed. The phosphor array light source includes a light emitting diode (LED) array, an imaging optics, a phosphor module array, and a light mixing pipe. The imaging optics focuses the light rays from the LED array on the phosphor module array. The phosphor modules are pumped by the incoming light rays and emit colored light into the light mixing pipe. In some embodiments, the imaging optics include a short-pass filter to minimize light loss through back scattering. | 10-17-2013 |
20130294103 | COLOR TEMPERATURE TUNABLE LED-BASED LAMP MODULE - A light mixing and folding lamp includes an LED assembly with two or more LED chips that direct light into the ingress end of a light mixing rod. The light mixing rod is positioned to pass through an aperture in a concave second reflecting element, and mixed light emerges from the egress end of the light mixing rod, where it is directed toward a first reflecting element positioned near a focal point of the second reflecting element. The first reflecting element reflects mixed light emerging from the egress end of the light mixing rod, folding the mixed light back toward a concave reflecting surface of the second reflecting element. The second reflecting element reflects light from the first reflecting element forward, where the light emerges from the lamp directed toward a subject to be illuminated. | 11-07-2013 |
20130294104 | Lighting Device - The disclosed embodiments relate to functional and decorative lighting. A transparent body ( | 11-07-2013 |
20130301291 | LED LIGHTING DEVICE, IN PARTICULAR CATADIOPTRIC SPOTLIGHT - A LED lighting device extending substantially along an axis and having a LED light source; a light guide located in front of the light source and extending between a proximal end substantially facing the light source, and a distal end opposite the proximal end; and an optical system associated with the light source to direct the luminous flux emitted by the light source; the light guide being shaped so as to generate at the distal end of the light guide an emissive surface equivalent to the real emitting surface of the light source at a predetermined position with respect to the optical system. | 11-14-2013 |
20130301292 | BLACK LIGHT COMB - A black light comb is provided that is designed to be easily held when used to examine, clean, remove and/or eliminate nits, lice, eggs or nymphs, fleas, bedbugs or ticks on the scalp of an affected person or animal or from environments in which remains may be found from having been in contact with the affected person or animal. The black light comb includes a body having a watertight compartment for containing electric batteries. The body further includes a guide from which a comb structure is projected, formed by a plurality of curved teeth made of a flexible material that conducts black light. The black light comb further includes a group of diodes emitting black light. The diodes are arranged in correspondence with the guide such that the plurality of teeth can be lit up by the group of diodes. | 11-14-2013 |
20130308333 | Semiconductor Light Source Free From Facet Reflections - A new class of optical source having a truncated waveguide is provided, where a guided section of a light generating medium is terminated at an angle at a predetermined distance away from one end facet of the waveguide, thereby leaving a section for unguided light propagation. A truncated waveguide when implemented in combination with waveguide tilt, effective front facet reflectivity is reduced significantly to eliminate unwanted facet reflections. By extending electrical pumping in the unguided propagation section, the light in the unguided path propagates to a corresponding end facet without attenuation. The reflected light propagates freely without being intercepted by the waveguide. The principles are incorporated in different types of light generating and amplifying medium including a “double-pass” gain medium for designing optical sources having significantly high output power and negligibly small spectral modulation arising from unwanted facet reflections. | 11-21-2013 |
20130329447 | FLAT OPTICAL FIBER LIGHTING ASSEMBLY WITH INTEGRATED ELECTRICAL CIRCUITRY - Lighting assembly comprises an optical fiber light guide panel member having a light conducting core cladded on opposite sides by cladding made of optically transparent material having a lower index of refraction than the light conducting core to cause total internal reflection of conducted light within the light conducting core at the core-cladding interface. Disruptions at one or more areas of the cladding cause conducted light within the light conducting core to be emitted from one or more areas of the panel member. Electrical circuitry is bonded to one or both sides of the cladding. One or more LEDs embedded in the panel member are in electrical conduct with the electrical circuitry and optically coupled to the light conducting core. | 12-12-2013 |
20130329448 | LIGHTING APPARATUS WITH PHOSPHOR ELEMENT - A lighting apparatus includes an exciting light source for emitting exciting light; a phosphor element having a phosphor for converting at least partially the exciting light into yellow light; a solid state light source for emitting blue light; and an optical system for guiding the exciting light onto the phosphor element and guiding and mixing the converted yellow light and the blue light. The optical system includes a dichroic mirror for reflecting blue light and transmitting yellow light. | 12-12-2013 |
20130335994 | ILLUMINATED ACCESSORY UNIT - A lighted assembly includes a LED that emits light at a first frequency. The lighted assembly further includes an elongated light transmitting assembly having at least one illuminated area, and a non-illuminated area surrounding the illuminated area. The elongated light transmitting assembly includes a cover member on the outer side, a backing member on the inner side, and an intermediate member disposed between the cover member and the backing member. Light from the LED is transmitted along an optical path to the illuminated area. A layer of photo reactive material is disposed along the optical path. The photo reactive material produces light at a second frequency that is lower than the first frequency and provides a mixed light having a required color. | 12-19-2013 |
20130335995 | LIGHT RESOURCE MODULE WITH LARGER ILLUMINATION AREA AND A LIGHTING FIXTURE THEREOF - The present invention is provided with a light resource module with larger illumination area, wherein comprising a curve light guide column, the surface of which is formed with several microstructures with light scattering, light refraction or light reflex functions; and two LED light resources, which are corresponding to the two ends of the light guide column The present invention is further provided with a lighting fixture, which comprising at least a light guide column, a heat emission element and a heat conduction element. The present invention of a light resource module with larger illumination area and a lighting fixture thereof have advantages that light is guided to the rear area of the light resource module to enlarge illumination area and reduce unavailable area, making the light resource module and the lighting fixture with larger illumination area. | 12-19-2013 |
20130343079 | Elongated LED Lighting Arrangement - An elongated LED lighting arrangement comprises an elongated fiberoptic light pipe having an exteriorly facing sidewall between its ends. The light pipe is constructed to promote TIR of light between the ends. A first LED light source is tuned to efficiently provide light within a wavelength range to the pipe. Light-extracting means are applied along the light pipe along the main path of TIR light propagation, and comprise down-converting means tuned to efficiently convert light rays from the LED light source within the wavelength range to lower-energy light rays at respectively longer wavelengths and light-scattering means for extracting from the pipe some light rays within the wavelength range without changing the wavelengths of the foregoing light. The light emitted by the down-converting means and the light-scattering means intermix to produce light, the majority of which has a composite color determined by the foregoing light emitted and the foregoing light extracted. | 12-26-2013 |
20130343080 | LED-Based Dental Exam Lamp - Disclosed herein is an improved dental operatory lamp having an LED light source that directs light to a reflector that in turn reflects the light to illuminate a treatment area. In one embodiment, the lamp is adapted for efficient transfer of heat from the light source and into the environment. In another embodiment, the lamp is adapted to generate a predetermined pattern of light optimal for the treatment area. In other embodiments, the lamp includes structural features that enable the lamp to maintain optimum light intensity and/or temperature. Also, disclosed herein are unique reflector embodiments that intentionally provide a generally smooth surface, without facets, that reflect light at all visible and infrared wavelengths. | 12-26-2013 |
20140003082 | LICENSE PLATE LIGHTING APPARATUS | 01-02-2014 |
20140022811 | ILLUMINATION APPARATUS FOR VEHICLES - Aspects of the disclosure provide a door handle assembly used in a vehicle door having an illumination module and illumination source that directs light in a first direction and a second direction using a pair of light pipes. The door handle from the door handle assembly includes a first illumination aperture oriented in the first direction and a second illumination aperture oriented in the second direction. As the illumination source generates light, the first light pipe receives a first portion of light and directs it toward a first illumination surface and the first illumination aperture in the first direction. By molding the second light pipe around the first light pipe, remaining light is captured from the illumination source as a second portion of light. The second portion of light reflects along the interior surfaces of the second light pipe towards the second illumination surface oriented in the second direction. | 01-23-2014 |
20140043845 | LIGHT-EMITTING APPARATUS - A light-emitting apparatus including a light guide unit, at least one light-emitting component, and a wavelength conversion unit is provided. The light guide unit has a first end and a second end opposite to the first end. The light-emitting component is disposed on the first end and emits a first light. The wavelength conversion unit is disposed on the second end. The light guide unit guides the first light emitted by the light-emitting component from the first end to the second end, and the wavelength conversion unit converts the first light into the second light, wherein the wavelength of the first light is different from the wavelength of the second light. | 02-13-2014 |
20140049978 | LED-based photolithographic illuminator with high collection efficiency - An LED-based photolithographic illuminator with high collection efficiency is disclosed. The illuminator utilizes an array of LEDs, wherein each LED has an LED die and a heat sink. The LED dies are imaged onto the input end of a homogenizer rod to substantially cover the input end without inclusion of the non-light-emitting heat sink sections of the LED. A microlens array is used to image the LED dies. The collection efficiency of the illuminator is better than 50% and the illumination uniformity at the output end of the light homogenizer is within +/−2%. | 02-20-2014 |
20140063837 | LED BASED LIGHTING SYSTEM - An LED lighting system comprises an LED assembly for emitting light. A bulb comprises an enclosure and an optic element in the enclosure for receiving the light from the LED assembly and transmitting the light from the enclosure. An Edison-style or other traditional-style base is provided on the bulb for connecting the bulb to an Edison-style or other traditional-style socket. | 03-06-2014 |
20140078771 | LIGHT DEVICE - A light device includes a light transmission tube, a heat sink, a light bar, and two end caps. The light transmission tube has two securing parts. Each of the securing parts includes a first rib and a second rib, and a guide-track groove is formed between the first and second ribs. The heat sink includes a first plate body and a second plate body. The first plate body is curved and abutted on an inner wall of the light transmission tube, and the second plate body is curved toward the first plate body. Two terminals of the first plate body are connected to two terminals of the second plate body to form two connecting parts for coupling with the guide-track grooves. The light bar is disposed on the second plate body. The end caps are respectively connected to two terminals of the light transmission tube. | 03-20-2014 |
20140078772 | LED LIGHTING DEVICE - LED lighting devices are provided that include two optical waveguides and at least one LED in an intermediate region between end faces of the optical waveguides so that radiation from the LED is coupled into the optical waveguides through the end faces. A de-coupler is on outer circumferential surface regions of each of the two separate optical waveguides. The de-coupler reflects the radiation guided in the optical waveguides so that the radiation passes through the optical waveguides and is coupled out of the optical waveguides laterally. The intermediate region has a length that is selected so that a brightness difference, measured perpendicular to an axis of the optical waveguides in the center of the intermediate region, at a distance of 10 mm perpendicular to the axis of the optical waveguides is at most 25% based on a maximum value of brightness along the axis of the optical waveguides. | 03-20-2014 |
20140078773 | ILLUMINATED VEST - An illuminated vest comprises an enclosure including a light-emitting diode and control electronics that control the light emitting diode. Coupled to the enclosure is a belt made of passive material. A limb loop is created by an optical fiber structure that includes a first end and a second end. The light-emitting diode is optically coupled to the first end of the fiber optic structure. The optical fiber structure is also independent of passive material, such that the optical fiber structure forms a structure for the vest. | 03-20-2014 |
20140085922 | LIGHTED ELECTRICAL DEVICE AND RECEPTACLE - An electrical wiring device, such as a GFCI duplex receptacle, includes a light source for lighting a selected area and a photo sensor to detect ambient light conditions and to actuate a light source when the ambient light conditions are below a predetermined level. The light source is preferably at least two LEDs having an associated light conducting member functioning as a light pipe that extends between the respective LED and the front face of the electrical wiring device. Each light conducting member has an inclined face extending through an opening in the cover of the wiring device to project a light beam at an inclined angle with respect to the front face of the wiring device. The light conducting members are independently rotatably mounted in the wiring device so that the user can manually rotated the light conducting member to direct the light beam to a selected area. | 03-27-2014 |
20140092621 | SEMICONDUCTOR STRUCTURE WITH WAVEGUIDE - A light-emitting diode (LED) apparatus comprises a substrate, a first layer formed over at least a portion of the substrate, an active layer formed over at least a portion of the first layer, a second layer formed over at least a portion of the active layer, and at least one waveguide formed below the substrate. A first portion of light from the LED is directed in a first direction and a second portion of light from the LED is directed in a second direction via the waveguide, the second direction being different than the first direction. The apparatus may further comprise a shutter formed at least one of above and below the waveguide, the shutter being adjustable to control an amount of light entering or exiting the waveguide. | 04-03-2014 |
20140092622 | LIGHTING STRIP - The invention relates to a lighting strip ( | 04-03-2014 |
20140098559 | Luminous Decoration Assembly For Automobile - A luminous decoration assembly for automobile contains a decorating member, a stripped light shell, a flexible guiding strap, and at least one light-emitting element. The stripped light shell is connected with the decorating member. The flexible guiding strap is retained in the stripped light shell. The at least one light-emitting element is disposed on one end of the flexible guiding strap so as to project light to one end of the flexible guiding strap, and the light from the flexible guiding strap emits to the stripped light shell. | 04-10-2014 |
20140098560 | LIGHT EMITTING DIODE ILLUMINATION SYSTEM - In various embodiments of the invention, a unique construction for Light Emitting Diodes (LEDs) with at least one luminescent rod and extracting optical elements used to generate a variety of high brightness light sources with different emission spectra. In an embodiment of the invention, forced air cooling is used to cool the luminescent rod. In an embodiment of the invention, totally internal reflected light can be redirected outward and refocused. In another embodiment of the invention, light emitted by the luminescent rod is out-coupled for use in a variety of applications. | 04-10-2014 |
20140104867 | LED LAMP - The present invention provides a LED lamp with high brightness. a uniform light-emitting surface and good heat dissipation. The LED lamp includes a LED strip and a cylindrical light guide body connected to the LED strip, wherein light emitted from the LED strip irradiates towards the light guide body and exits via the surface of the light guide body. | 04-17-2014 |
20140104868 | Indirect Direct Troffer Luminaire - An illumination system is described including a plurality of illumination devices, each device including (i) light-emitting elements (LEEs) arranged along a corresponding first axis; (ii) an optical extractor extending along a corresponding longitudinal axis parallel to the first axis; and (iii) a light guide positioned to receive at a first end of the light guide light emitted by the LEEs and guide it to a second end of the light guide. The optical extractor is optically coupled to the light guide at the second end and is shaped to redirect the light guided by the light guide into a range of angles on either side of the light guide. The illumination devices are connected to each other to form a polygon such that the longitudinal axes of the connected illumination devices lie in a common plane. | 04-17-2014 |
20140119045 | LIGHT-EMITTING DEVICE WITH VIGNETTING EFFECT - A light-emitting device includes a light source, a panel and a light guiding structure. The light guiding structure includes a first light guiding tunnel and a second light guiding tunnel. The first light guiding tunnel includes a first end and a second end. A first opening is formed at the first end and close to the light source. The second light guiding tunnel includes a first end and a second end. The first end of the second light guiding tunnel communicates with the second end of the first light guiding tunnel. A diameter of the second end of the second light guiding tunnel is greater than a diameter of the first end of the second light guiding tunnel. A second opening is formed at the second end of the second light guiding tunnel. A diameter of the second opening is greater than a diameter of the first opening. | 05-01-2014 |
20140119046 | Arrangement for light balancing - There is provided an arrangement for light balancing. The arrangement provides light balancing and robust flux feedback and comprises a light source array, a plurality of light sources arranged as a plurality of strings of individual light emitting diodes, at least one light guide structure, and at least one optical sensor. The arrangement provides feedback relating to the optical contribution for each one of the plurality of strings of individual light emitting diodes and is thereby maintaining the emitted light at a balanced level. | 05-01-2014 |
20140126234 | LIGHT GUIDE - The disclosed embodiments relate to a light guide ( | 05-08-2014 |
20140126235 | Lightguide Luminaire Module for Direct and Indirect Illumination - A luminaire module includes at least one light-emitting element (LEE); a light guide (LG) extending in a first direction from a first end of LG to a second end of LG to receive at the first end light emitted by the LEE and configured to guide the light to the second end; and an optical extractor (OE) optically coupled to LG at the second end to receive light from the LEE guided from the first end to the second end of LG. OE includes a first interface configured to reflect a first portion of the light exiting the LG and transmit a second portion of the light exiting the LG so that the second portion of the light exits OE to an ambient environment in the first direction, and a second interface configured to transmit light incident thereon to the ambient environment in a direction different from the first direction. | 05-08-2014 |
20140133172 | Light Output Device with Movable Lightguide System - The invention relates to a light-output device ( | 05-15-2014 |
20140140088 | DEVICE AND PROCESS FOR THE GENERATION OF DYNAMIC LIGHT EFFECTS - A device for creating dynamic light effects includes an optical fiber with at least two light sources (, which feed light into the optical fiber, wherein the light from the light sources is mixed in the optical fiber in such a manner that a variation of color is identifiable in the optical fiber, and wherein the light sources can be controlled in such a manner that a dynamically changing color distribution is obtained in the optical fiber. A related process is also disclosed. | 05-22-2014 |
20140140089 | LIGHTING DEVICE - A lighting device comprises a clear acrylic rod provided with a diffusive reflective strip along one side. Light is emitted into the rod by way of an LED provided at one end of the rod. Most of this light travels along the rod having one or more total internal reflection off the sides until it encounters the reflective strip. At this point, the light is diffusely reflected back across the rod and thereby provides a diffuse beam of light in a desired direction for use in illumination. In order to prevent light emitted from the LED directly exiting the rod and thereby creating a potential hazard, side guards are provided. The extent of the side guards is selected such that all rays a emitted directly from the LED are blocked. | 05-22-2014 |
20140146558 | LIGHT GUIDE STICK AND LIGHT SOURCE ASSEMBLY HAVING LIGHT EMITTING DIODE AND LIGHT GUIDE STICK - A light source assembly includes a light emitting diode and a light guide stick. The light guide stick includes an incident surface, a rear surface opposite to the incident surface, and a side surface connected between the incident surface and the rear surface. The light emitting diode faces the incident surface for emitting light to the incident surface. The light guide stick includes a plane passing through its center axis. The side surface includes a light reflection part and a light emission part. A projection of the light emission part on the plane is substantially a rectangle. Long sides of the rectangle are parallel to the center axis. The light reflection part is coated with a reflection layer. | 05-29-2014 |
20140169025 | SYSTEM AND METHOD FOR MIXING AND GUIDING LIGHT EMITTED FROM LIGHT EMITTING DIODES TO A LIGHT PIPE FOR EMISSION IN A LINEAR CONFIGURATION - A linear light module having an optical coupling element and a light pipe is described. The optical coupling element receives light emitted by multiple light emitting diodes (LEDs) having different emission wavelengths and couples the light efficiently to a linear light pipe. The light from the LEDs is efficiently mixed by the optical coupling element and the light pipe to produce a linear light output that is uniform in color and intensity. Diffusers can be used with the optical coupling element and light pipe at various locations to further enhance the uniformity of the emitted light. | 06-19-2014 |
20140169026 | THERMAL PATH FOR HEAT DISSIPATION IN A LINEAR LIGHT MODULE - A linear light module that uses a thermally conductive housing for dissipating heat generated by a lighting source within the housing is described. Light is thermally coupled away from the lighting source via a thermally conductive heating block. The heating block is thermally coupled to a thermally conductive heat pipe that runs along the length of the housing, where the length of the housing is substantially the same length as the linear light module. The housing is extruded to include a channel that runs the length of the housing for holding the heat pipe. Because the housing is long, the heat is easily conducted from the housing. | 06-19-2014 |
20140169027 | MECHANICAL ATTACHMENT SYSTEM FOR LINEAR LIGHT MODULES - A lighting system comprising multiple linear lighting module building blocks is described. A lighting module is designed to emit light in a linear configuration, and multiple lighting modules are concatenated to emit light in a single linear configuration. A mechanical coupling system allows the lighting modules to be inserted into the linear configuration from a direction perpendicular to the linear configuration. The housing of the lighting modules is designed to allow the module to be clipped together in the linear configuration. | 06-19-2014 |
20140169028 | ELECTRONIC CENSER - An exemplary electronic censer includes a censer body, working fluid contained in the censer body, an incense branch, a fog generator, and a guiding tube. The incense includes a light guiding tube, a light source mounted on the light guiding tube, and a fog guiding tube surrounding the light guiding tube and spaced from the light guiding tube to define a chamber between the fog guiding tube and the light guiding tube. The fog generator is received in the censer body and converts the working fluid to fog. The guiding tube guides the fog from the censer body to the chamber to exhaust. | 06-19-2014 |
20140177260 | OPTICAL LIGHT PIPE WITH UNIFORM LIT INTENSITY - The disclosure of the present application includes a light pipe assembly having a light pipe with a proximal end, an opposing distal end, a length between the proximal end and the distal end, and a surface, the surface having an emitting portion and an overlay portion, where the light pipe is a material capable of transmitting light with a first refractive index; and a reflective secondary surface having a second refractive index and a width, the reflective secondary surface positioned adjacent the overlay portion of the light pipe, where the first refractive index is greater than the refractive index of air, and the second refractive index is greater than the first refractive index. In at least one embodiment, the reflective secondary surface is a non-metallic material capable of reflecting light. In at least one embodiment, the width of the reflective secondary surface varies along the length of the light pipe. | 06-26-2014 |
20140177261 | LIGHT SOURCE MODULE - A light source module includes a light source and a light guiding pole. The light guiding pole is made of transparent material and has a light incident surface and at least one side surface connected to the light incident surface. The light source emits light rays, and faces the light incident surface. The light incident surface guides the light rays into the light guide pole, and the at least one side surface totally reflects the light rays. At least one slot is defined at the at least one side surface, and extends along a lengthwise direction of the light guiding pole. The at least one slot destroys the totally reflective path of a portion of the light rays arriving the at least one side surface, and thus the portion of the light rays emits from the at least one side surface. | 06-26-2014 |
20140177262 | LIGHT SOURCE AND LIGHT EMITTING DIODE AUTOMOBILE LAMP HAVING THE LIGHT SOURCE - A light source includes a light emitting diode (LED) packing structure, a fiber and a light color converting portion. An end of the fiber couples with the LED packing structure. The light color converting portion is arranged at an opposite end of the fiber. The light color converting portion contains phosphor therein. Blue light emitted by the LED package transmits to the light color converting portion via the fiber and excites the phosphor to produce yellow light which mixes with the blue light to generate white light. An LED automobile lamp having the light source is also provided. | 06-26-2014 |
20140177263 | ELECTRONIC INCENSE AND ELECTRONIC CENSER WITH THE SAME - An electronic censer includes a seat and multiple real incenses and an electronic incense inserted to the seat. The electronic incense includes a light guiding rod, a metal shell enclosing the rod, an LED contacting the rod and a circuit board connected to the LED. Light emitted from the LED transmits through the rod to an outside environment. | 06-26-2014 |
20140177264 | ELECTRONIC CENSER WITH DETACHABLE INCENSE - An electronic censer includes a seat and an incense detachably mounted on the seat. The seat includes a base, a supporting plate mounted on the base, two pins protruding from the plate and an annular rib surrounding the pins. A bottom of the incense is inserted within the annular rib. The incense includes a light guiding rod, a shell enclosing the rod, an LED, a circuit board and a battery embedded within the shell. An induction coil is fixed in the shell to control the lighting of the LED. | 06-26-2014 |
20140177265 | ELECTRONIC INCENSE CENSER - An electronic incense censer includes an electronic incense which consists of a light guide for guiding light and a sheath coated on a circumferential periphery of the light guide, a light source arranged at a light incident end of the light guide, and a light emitting portion arranged at a light output end of the light guide. A color of light generated by the light source is adjustable by mixing light beams having different colors, wherein intensities of the light beams are adjustable. The light enters the light guide via the light incident end and reaches the light emitting portion via a guidance of the light guide. | 06-26-2014 |
20140185313 | FAN UNIT, ELECTRONIC APPARATUS, AND ENCLOSURE - An electronic apparatus includes a fan unit having a first connector part and a second connector part disposed at different positions, and a housing configured to accommodate the fan unit. The housing includes a connector and a connector protecting part. The connector is configured to be connected to one of the first and the second connector parts, and the connector protecting part is configured to cover the other one of the first and the second connector parts when the fan unit is inserted into the housing. | 07-03-2014 |
20140198519 | LIGHT PROJECTOR AND SENSOR - A light projector has a light emitting device having a light emitting surface, an optical fiber having an incident end-face to which light emitted from the light emitting surface enters, and a lens arranged between the light emitting surface of the light emitting device and the incident end-face of the optical fiber. The light emitting device, the optical fiber and the lens are arranged on one optical axis. The optical fiber includes a core region as a region including a single core of uniform refractive index or a region collectively encompassing a plurality of cores having uniform refractive index. The lens converts diffused light emitted from the light emitting surface to diffused light that widens more moderately. | 07-17-2014 |
20140211495 | Optical Waveguide and Luminaire Incorporating Same - An optical waveguide includes a body of optically transmissive material having a width substantially greater than an overall thickness thereof. The body of material has a first side, a second side opposite the first side, and a plurality of interior bores extending between the first and second sides each adapted to receive a light emitting diode. Extraction features are disposed on the second side and the extraction features direct light out of at least the first side and at least one extraction feature forms a taper disposed at an outer portion of the body. | 07-31-2014 |
20140211496 | CONSOLIDATED TROFFER - A dropped-ceiling lighting system having a reflector positioned in an opening in a grid used to suspend a dropped ceiling, a lighting device including a light source mounted adjacent to the reflector, a structural support securing the lighting device to the grid, and a power source for the lighting device. Also discloses is a dropped-ceiling lighting system comprised of a reflector attached to a plenum barrier positioned in an opening in a grid used to suspend a dropped ceiling, a power source extends from a first edge of the plenum barrier to a second edge of the plenum barrier, and a light source is mounted to the power source. | 07-31-2014 |
20140211497 | Optical Waveguide and Lamp Including Same - An optical waveguide includes a body of optically transmissive material defined by outer edges and having a width substantially greater than an overall thickness thereof. The body of optically transmissive material includes a first side and a second side opposite the first side. An interior coupling cavity is defined by a surface intersecting the second side and extends from the second side toward the first side. The interior coupling cavity is disposed remote from edges of the body and is configured to receive an LED element. The body of optically transmissive material further includes a first array of light mixing cavities surrounding the interior coupling cavity and an extraction feature disposed on one of the first and second sides. The light extraction feature at least partially surrounds the interior coupling cavity. | 07-31-2014 |
20140211498 | INTERIOR TRIM COMPONENT FOR A MOTOR VEHICLE - The invention relates to an interior trim component for a motor vehicle, which comprises: a carrier component, which determines the contour of the interior trim component, a cover layer, which is applied to a front side of the carrier component, and a light-emitting layer, which is applied to a back side of the carrier component, wherein the carrier component and the cover layer are transparent. | 07-31-2014 |
20140218957 | LINEAR ILLUMINATION DEVICES HAVING LIGHT GUIDES AND LED-BASED ILLUMINATION MODULES - In various embodiments, LED-based illumination devices include an inlet region for receiving the LED light that is complementary in shape to the lens of the LED. | 08-07-2014 |
20140233256 | Sunny Bright Solar Lighting - Sunny Bright Solar Lighting is an easily mounted roof solar sunpipe that magnifies and concentrates the incoming sun light with an internally mounted and focused nonimaging Fresnel lens paired with a Kohler concentrator lens in order to magnify and concentrate the focused intense sun light onto a fiber optic illumination systems glass plate, used for solid core fiber optic lighting cables, and a bundle of seven 14 mm solid core endglow plastic fiber optic cables that carries only light waves in a visible light spectrum to seven different rooms that are up to thirty three feet away from the roof mounted sunny bright solar tube. Each fiber optic cable has an easily installed adjustable light aperture with diffuser on the end in order to dim or turn off each light independently this would allow sunny bright solar lighting to bring the suns light into any desired room during the day and at night the 110v LED lighting array that is internally mounted in the sunny bright solar tube would replace the sunlight to continue lighting the seven different rooms. | 08-21-2014 |
20140268861 | FIBER LAMP DECORATION - The present application is related to fiber lamp decoration, mainly comprising a base body, a projecting column and a lampshade. The base body comprises a light-emitting unit and a rotation mechanism inside. The projecting column has hollow patterns and is positioned on the rotation mechanism to be rotated along with the rotation mechanism. The lampshade is light transmissive and fixedly positioned on the base body. The lampshade comprises a plurality of fiber rods. Thereby, as the rotation mechanism in the base body drives the projecting column rotating, light source of the light-emitting unit projects the patterns of the projecting column on the lampshade, and the patterns create dynamical light effect with the rotation of the rotation mechanism, and the light source irradiates the fiber rods to transmit light to increase decoration function. | 09-18-2014 |
20140268862 | METHODS AND APPARATUS TO PROVIDE LIGHTING IN REFRIGERATORS - Example methods and apparatuses to provide lighting in appliances are disclosed. An example refrigerator includes a compartment disposed within the refrigerator having first and second opposite side walls, a movable component disposed in the compartment, the movable component having a front edge, a light pipe extending along the front edge of the movable component, and a first light source positioned at the first side wall to emit light into a first end of the light pipe. | 09-18-2014 |
20140286039 | Illuminated Warning Panel - A detectable warning panel including an illumination feature. The warning panel includes an array of raised domes as for prior art warning panels. The tops of at least a portion of the domes are illuminated. Preferably the tops of all the domes are illuminated. While the illumination feature may remain on at all times, in the preferred embodiment the illumination feature is switched on and off according to ambient lighting conditions. | 09-25-2014 |
20140286040 | Lamp and Luminaire - A lamp according to an embodiment includes a plurality of light-emitting sections including a plurality of kinds of light-emitting elements provided side by side in a predetermined direction on a substrate and configured to respectively emit lights of different colors, luminous fluxes of the lights respectively emitted by the light-emitting elements being separately controllable. The lamp according to the embodiment includes a pipe configured to diffuse the lights emitted by the light-emitting elements and formed including a translucent material, linear transmittance of which is any value of 0% to 50%. A distance “d” from a lower part of the pipe to the light-emitting elements is larger than the inner radius of the pipe. | 09-25-2014 |
20140293642 | INTEGRATED LIGHT PIPE AND LED - A method and apparatus is provided for an integrated light pipe. In one embodiment, the apparatus may include a light pipe with a cavity positioned at a first end of the light pipe. The apparatus may further include a light emitting diode (LED) coupled to the light pipe within the cavity. The apparatus may further include, the light emitted from the LED is directed through the light pipe. The apparatus may also include a first and second conductive mount coupled to the LED and extending out of the cavity. | 10-02-2014 |
20140313765 | ANNULUS SHAPED LUMINAIRE - An annulus shaped luminaire includes an annular structure that includes one or more luminous panels, and transition structure that couples a support structure of the luminaire with the annular structure. The one or more luminous panels emit light that illuminates an area adjacent to the luminaire. | 10-23-2014 |
20140313766 | Illumination Device and Related Systems and Methods - Illumination devices include a light source including a substantially planar light-emitting surface and an optical rod or optical taper disposed proximate to the substantially planar light-emitting surface to optically couple the optical rod and the substantially planar light-emitting surface. | 10-23-2014 |
20140321152 | LIGHT UP CENTERPIECE - A light up centerpiece including a plurality of optical fibers, a plurality of non-light up strands and other decorative elements, a molded opening, a plurality of light emitting diodes, a base portion, and a power source. The optical fibers each have first and second ends. The light emitting diodes illuminate the optical fibers, so that the light emitted at the second end of the optical fibers creates an aesthetically decorative light effect. The fibers, strands and decorative elements are proportionately arranged and held in place through an opening in a molded base so that the light is distributed throughout the centerpiece. | 10-30-2014 |
20140328081 | LIGHT GUIDE BAR AND LIGHT EMITTING DEVICE - A light guide bar includes a light guide member and a light scattering member. The light guide member defines a cutout. The light guide member includes a first end surface, a second end surface, and a circumferential surface interconnected between the first end surface and the second end surface. The cutout is defined in the circumferential surface and passes through the first end surface and the second end surface. The light scattering member is received in the cutout and scatters light back to the light guide member. The light scattering member and the light guide member cooperatively form a complete cylinder, and a thickness of the light scattering member is less than a radius of the light guide member. | 11-06-2014 |
20140334179 | LED-Based Lamp Including Shaped Light Guide - A light guide ( | 11-13-2014 |
20140340927 | LIGHTGUIDE AS LUMINAIRE - A lightguide functioning as a luminaire. The luminaire includes at least one solid state light source, such as an LED, and a lightguide configured to receive light from the solid state light source. Light from the light source is coupled into the lightguide and transported within it by total internal reflection until the light exits the lightguide. A shape of the lightguide causes and directs extraction of the light, and can also be used to create a particular pattern of the extracted light. Such shapes include linear wedges and twisted wedges. Optical films can be included on the light input and output surfaces of the lightguide. | 11-20-2014 |
20140355292 | Fiber Optic Filament Lamp - A fiber optic filament lamp is disclosed, which emulates the look and light characteristics of a vintage-style long filament incandescent lamp. The fiber optic filament lamp includes, but is not limited to, a plurality of optic filaments and at least one LED configured to direct light into an end of each of the plurality of optic filaments. Each optic filament is an optical fiber that has been treated such that light directed into the end of the filament is emitted from at least one lateral surface region of the filament. The at least one lateral surface region is configured to emit light having a substantially uniform luminous flux. In one embodiment, the lamp includes a second light emitting diode configured to direct light into a second end of each of the plurality of optic filaments. | 12-04-2014 |
20140355293 | INDIRECT LIGHTING APPARATUS - An indirect lighting apparatus includes a light-emitting device, a reflector disposed above the light-emitting device, and a wavelength conversion layer disposed on a surface of the reflector facing the light-emitting device and spaced apart from the light-emitting device. The wavelength conversion layer includes phosphors configured to change the wavelength of light emitted from the light-emitting device. The reflector is configured to reflect light emitted from the wavelength conversion layer, back towards the wavelength conversion layer. | 12-04-2014 |
20140369066 | TRACEABLE CABLE ASSEMBLY - A traceable cable assembly comprises: a fiber optic cable including a cable jacket that encloses an optical fiber, and two conductive elements that are embedded spacedly in the cable jacket and that extend along the optical fiber; and multiple lighting units spacedly secured to the fiber optic cable. Each lighting unit includes a connecting seat provided with a light emitting element, and mounted to the fiber optic cable so that the light emitting element is connected electrically between the conductive elements through the connecting seat. A portable power device is detachably coupled to the connecting seat of one lighting unit for supplying a supply voltage to the light emitting element of each lighting unit through the conductive elements. | 12-18-2014 |
20150016141 | LIGHT EMITTING PANEL ASSEMBLIES AND LIGHT GUIDES THEREFOR - A light emitting panel assembly is provided. The assembly includes: a light source; a transition area including a first major side and a second major side, wherein at least one of the first major side and the second major side includes a plurality of vertically extending flutes, wherein the flutes extend at least a portion of the height of the transition area; and an emission area in optical communication with the transition area, the emission area including light extraction elements. | 01-15-2015 |
20150023050 | BACKLIGHT MODULE - A backlight module includes a light source unit, an optical fiber, a diverging lens and a light guide unit. The light source unit includes a first light source emitting red light, a second light source emitting green light and a third light source emitting blue light. The optical fiber includes a first, second, and third incident branches and a light output portion. The three incident branches converge into the light output portion and are aligned with the three light sources to guide and mix red, blue, and green light to form white light. The diverging lens is aligned with the light output portion to receive and diverge the white light. The light guide unit faces the diverging lens to receive the white light. | 01-22-2015 |
20150029742 | LIGHT GUIDE TUBE AND LIGHT EMITTING DIODE TUBE LAMP INCORPORATING THE SAME - A light guide tube includes an inner wall, an outer wall surrounding and spaced from the inner wall and an optical waveguide layer located between the inner wall and the outer wall. The inner wall and/or the outer wall of the light guide tube define/defines a plurality of light extraction dots therein for extracting light generated by LEDs located at two opposite ends of the light guide tube and emitted into the optical waveguide layer out of the light guide tube from a circumferential periphery thereof. A light emitting diode tube lamp incorporating the light guide tube is also provided. | 01-29-2015 |
20150055365 | OPTICAL DEVICE - The invention provides an optical device for displaying one or more images on a picture tube so as to be viewable from the anterior end of the device. The optical device can be used to display abstract or non-abstract subject matter. The optical device includes a picture tube having one or more images to be displayed by the device and an imaging assembly housed in a cavity formed by lateral sides of the picture tube, the imaging assembly having a reflecting surface that reflects the one or more images on the picture tube so as to be viewable from the anterior end of the device. | 02-26-2015 |
20150062957 | LED-Based Dental Exam Lamp - Disclosed herein is an improved dental operatory lamp having an LED light source that directs light to a reflector that in turn reflects the light to illuminate a treatment area. In one embodiment, the lamp is adapted for efficient transfer of heat from the light source and into the environment. In another embodiment, the lamp is adapted to generate a predetermined pattern of light optimal for the treatment area. In other embodiments, the lamp includes structural features that enable the lamp to maintain optimum light intensity and/or temperature. Also, disclosed herein are unique reflector embodiments that intentionally provide a generally smooth surface, without facets, that reflect light at all visible and infrared wavelengths. | 03-05-2015 |
20150098238 | LED LAMP - A lamp comprises has an optically transmissive enclosure and a base. At least one LED is located in the enclosure and is operable to emit light when energized through an electrical path from the base. A light non-transmissive portion defines a light transmissive portion where the light transmissive portion is illuminated when the at least one LED is energized. The light transmissive portion may define information such as branding information. | 04-09-2015 |
20150098239 | LIGHTING DEVICE WITH REMOTE DOWN-CONVERTING MATERIAL - A lighting device is disclosed with remote down-converting material and, in particular, a solid state lighting device that forms multiple virtual light sources on remote down-converting material. The lighting devices utilizes a free-form optic having two or more focal points that generates two or more images of the light sources are formed from a single LED light source. Down-converting material is located at the two or more images of the light source. | 04-09-2015 |
20150098240 | LIGHT SOURCE MODULE - A light source module optically coupled to an optical fiber which has a light incident surface is provided. The light source module includes a plurality of light sources and a concentrator. The light sources surround an axis, and the axis passes through a center of the light incident surface and is perpendicular to the light incident surface. Each of the light sources is capable of emitting a beam along a transmitting path toward the axis. The concentrator is disposed at the axis and includes a curvy reflective surface located on the transmitting paths for reflecting the beams to the light incident surface of the optical fiber. | 04-09-2015 |
20150103555 | LIGHTING DEVICE WITH A MIXING LIGHT GUIDE BODY - Lighting device ( | 04-16-2015 |
20150109812 | ELECTRONIC MODULE - An electronic module ( | 04-23-2015 |
20150109813 | Light with Asymmetric Distribution Pattern - A light guide projects light in an asymmetric pattern. The light guide is installable with respect to a light emitting diode (“LED”) and extends along an optic axis. The light guide projects light with respect to first and second parallel projection planes that are parallel to and disposed on opposite sides of an optic axis. The light guide includes an optic body that extends along the optic axis. The light guide has a proximal end surface configured to receive light from an LED. The light guide also has a distal end surface configured to distribute light emitted by the light emitting diode. The distal end surface can take on various shapes, patterns, and configurations to distribute light asymmetrically with respect to the first and second parallel projection planes. | 04-23-2015 |
20150124475 | SYSTEMS AND METHODS FOR DISPLAYING ADVERTISING AND OTHER INFORMATION ON ATHLETIC SURFACES - A system for displaying information on a basketball court, boxing ring or other athletic surface. The system includes: a plurality of light arrays configured to be embedded in a top layer of the athletic surface and oriented to emit light upwards through the athletic surface; and a control system for selectively controlling activation of the light arrays to display advertising and other information in the athletic surface. | 05-07-2015 |
20150124476 | LIGHTING APPARATUS AND WAVELENGTH CONVERTING APPARATUS THEREOF - A lighting apparatus includes a wavelength converting apparatus. The wavelength converting apparatus includes a hollow tube and a wavelength converting material. The hollow tube has an accommodating chamber. The wavelength converting material is positioned in the accommodating chamber. | 05-07-2015 |
20150138824 | ILLUMINATION DEVICE FOR USE WITH SURVEY LEVEL ROD AND METHOD OF USE - A laser readable surveying rod is provided with adjustable lighting elements. More specifically, lighting elements, such as LED lights are provided along a length of a surveying rod such that laser readings may be taken at night or in dark conditions. Lighting elements may be translated along a length of a rod, particularly where it is desirable to illuminate only a portion of a rod and conserve valuable energy. | 05-21-2015 |
20150146450 | LIGHT CONSOLIDATION ASSEMBLY - A light consolidation assembly for attaching to a light pipe includes a housing having therein at least a first light source configured to generate a first light and a second light source configured to generate a different, second light. The light consolidation assembly also includes a light consolidator having a body including a light entry end coupled to the housing and a light exit end. The light entry end has multiple spaced-apart branches that converge into a stem that extends from the multiple branches to the light exit end. The light consolidator is configured to receive the first and second lights into respective first and second branches of the multiple branches. The first and second lights are directed into the stem and exit the light consolidator at the light exit end for transmission through a light pipe disposed at the light exit end of the light consolidator. | 05-28-2015 |
20150292685 | Illumination Equipment for a Factory Building - Illumination equipment for a factory building contains: a light-pervious roofing, an LED washer, a waterproof cover, a light pipe, a diffuser and a base. The light-pervious roofing is locked with the waterproof cover which is fitted on the light pipe, the diffuser is mounted on the light pipe, the light pipe is inserted into the base and a building roof, and the base is secured on the building roof. Between the light-pervious roofing and the waterproof cover is defined the LED washer including an LED element, such that when light luminance in a factory building is not sufficient, the LED element is started by a power source to illuminate the factory building, the waterproof cover is fitted on the base, the waterproof cover and the base are adjusted so that their fitting angle is located in a horizontal level, and the waterproof cover is fixed on the base. | 10-15-2015 |
20150292721 | Flexible Illumination Device and Method - An illuminating device includes a handle portion. The device includes a power source. The device further includes a tube construction comprising a bendable ductile member extending within a cavity thereof. A light source comprises a plurality of light emitting devices in the cavity of the tube construction. The light emitted from the light source is visible along the tube construction. | 10-15-2015 |
20150292730 | Vacuum Cleaner Inlet Door Lighting Device - A vacuum cleaner inlet door lighting device for illuminating the area directly in front of a vacuum cleaner wall mounted inlet. The lighting device includes LED's operated upon the opening of a rotatable door have a directional pattern for optimum illumination. The LED's are mounted behind the rotatable door to cause illumination when the rotatable door is open. In an alternative embodiment the LED's are remotely mounted using fiber optic cabling for direction of the light when the rotatable door is opened. When the rotatable door opens the area in front of the wall mounted inlet is illuminated so that the dirt and debris can be seen while being pushed into the collection container. When the rotatable door is closed, the illumination is turned off. | 10-15-2015 |
20150316698 | Illuminated Accessory Device - An adjustable accessory device that illuminates when powered. The device comprises a fiber optic cable having a first end opposite a second end and a housing unit, wherein the housing unit includes one or more light sources and a power source. The first end of the cable is removably connected to the housing unit and the second end is adjustably secured thereto. The housing unit further includes a retracting mechanism that can allow the fiber optic cable to retract therein. The device functions as an illuminating necklace or similar accessory article that can adjust in length, wherein the light source projects light through the fiber optic cable. The device permits individuals who are exercising outdoors or performing other outside activities to be more visible to passing motorists so to avoid injuries. | 11-05-2015 |
20150316819 | DIRECT-TYPE BACKLIGHT MODULE AND DISPLAY APPARATUS - The present disclosure provides a direct-type backlight module and a display apparatus. The direct-type backlight module may comprise: a backplane; a plurality of LED lamps distributed in an array which are positioned on the backplane; a diffusion plate above the plurality of LED lamps; and multiple optical fibers connecting two adjacent LED lamps of the plurality of LED lamps, each optical fiber being provided with a plurality of light transmission openings distributed at intervals towards the diffusion plate along its extension direction. Wherein part of light emitted from each LED lamp can be propagated along the optical fiber and transmitted to the diffusion plate via the light transmission openings. The direct-type backlight module directs part of the light emitted from the LED lamps through the plurality of light transmission openings to the diffusion plate using the optical fibers, which changes the LED lamps in the form of point light sources into area light sources. Therefore, the direct-type backlight modules provided in the present disclosure can obtain uniform illumination at the same time of reducing the number of LED lamps, without increasing the light mixing distance of the backlight modules, thereby improving light availability. | 11-05-2015 |
20150323733 | LUMINESCENT DEVICE | 11-12-2015 |
20150355408 | ILLUMINATION LAMP HAVING LIGHT GUIDE BAR - An illumination lamp having light guide bar is to dispose with at least a luminous component at an end of the light guide bar, and a plurality of mesh points is formed on a surface of the light guide bar. The luminous component comprises a heat dissipation base, a fastening base, a circuit board and two pins. The fastening base is assembled to the heat dissipation base and disposed with a through hole. An insertion slot is extended from an end of the fastening base. The circuit board is disposed with at least a LED component and placed between the heat dissipation base and the fastening base. The pins are disposed in the insertion slot of the fastening base and engaged to the circuit board. Accordingly, after conducting the luminous component, light source of the LED component enters in the light guide bar. [Light beam can be diffused by utilizing the refraction of the mesh points disposed on the surface of the light guide bar. In addition, the length of the light guide bar and quantity of the luminous component can be regulated to regulate brightness and light beam distribution. | 12-10-2015 |
20150362167 | LIGHT PIPE HEAT SINK ELEMENT - An assembly for use with a heat producing electronic device is disclosed. The assembly may include a heat sink in thermally conductive contact with a shell containing the electronic device, and a light pipe having a first thermal conductivity and configured to transmit light from a light-emitting diode (LED) to a front side of the heat sink. The light pipe may include at least a portion having a thermally conductive layer with a second thermal conductivity greater than the first thermal conductivity. The thermally conductive layer may cover at least a portion of an outer surface of the light pipe, and be positioned between, and in thermally conductive contact with a portion of the heat sink protrusions. The thermally conductive layer may be designed to conduct and radiate heat away from at least a portion of the heat sink protrusions. | 12-17-2015 |
20150362668 | Wireless Control Device Assembly - A control device, such as a gateway device for a wireless load control system, has a light bar extending around a periphery of an enclosure to provide feedback to a user of the load control system, as well as to provide a pleasing aesthetic effect on the gateway device. The control device may include at least one light-emitting diode mounted to a printed circuit board inside the enclosure, a control circuit mounted to the printed circuit board and operatively coupled to the light-emitting diode for controllably illuminating the light-emitting diode, and a multi-functional mounting structure for mounting the printed circuit board inside the enclosure. The mounting structure may have at least one light-pipe structure for conducting light from the at least one light-emitting diode to the light bar. The mounting structure may have an antenna-mounting structure to which an antenna of the control device may be mounted. | 12-17-2015 |
20150369991 | LIGHT DIFFUSING FIBER LIGHTING DEVICE HAVING A SINGLE LENS - A lighting device is provided that includes a light source package including a diode disposed in a first housing having a first opening, the diode emitting light at an emission point within the first housing. The lighting device also has a lens disposed on the first housing proximate the first opening and optically aligned with the emission point and a second housing substantially enclosing the first housing and the lens, the second housing having a second opening. The lighting device also includes an optical fiber extending through the second opening in the second housing and having a terminal end optically aligned with the lens and diode. The lens is disposed between the terminal end of the fiber and the diode, and the terminal end of the fiber is within a distance of less than 2.5 millimeters from the emission point, and the fiber emits light via a light diffusing fiber. | 12-24-2015 |
20160010848 | LIGHTED POWER TOOL | 01-14-2016 |
20160033100 | Light-Emitting Diode Input For Hybrid Solar Lighting Systems - A hybrid lighting system is disclosed in which light emitting diodes (LEDs) provide input light When illumination with solar light is unavailable. Light from LEDs are propagated through an optical fiber, which delivers the light to a point of illumination. The disclosed system reduces the amount of electricity and electric conduit for light in areas using hybrid lighting systems. | 02-04-2016 |
20160033109 | Light Guide Illumination Device for Direct-Indirect Illumination - An illumination device includes light-emitting elements (LEEs); a light guide extending in a forward direction from a first end to a second end, the light guide being positioned to receive at the first end light emitted by the LEEs and to guide the received light to the second end; and an optical extractor coupled to the second end to receive the guided light. The optical extractor is formed from a transparent, solid material and includes a first output surface including a transmissive portion arranged and shaped to transmit a first portion of the guided light to the ambient in a forward angular range and a reflective portion arranged and shaped to reflect via TIR all the guided light incident on the reflective portion; and a second output surface arranged to transmit, to the ambient in a backward angular range, light reflected by the reflective portion of the first output surface. | 02-04-2016 |
20160033718 | Movable Barrier Operator Light Distribution - A movable barrier operator mounts to a ceiling or a wall of a garage. The movable barrier operator includes an operator housing with a motor configured to open and close a movable barrier. The movable barrier operator also includes an LED light source mounted to the housing, a light cover, and a light distributing element. The light cover has several side surfaces that surround or covers the light source. The light distributing element mounts relative to the light source and is configured to scatter light projected by the LED light source so that some of the scattered light is directed toward one or more of the side surfaces of the light cover. | 02-04-2016 |
20160035199 | OPTIC FOR A STROBE NOTIFICATION APPLIANCE - A notification appliance is disclosed. The notification appliance may be a strobe notification appliance, such as an LED strobe notification appliance. The notification appliance may be wall-mounted or ceiling-mounted. Further, the notification appliance may include an optic that is configured to shape the light output from the notification appliance. For example, in a wall-mount, the optic may be mounted off-axis of a plane defined by a back plate of the notification appliance. Further, the notification appliance may be composed of a back plate, a driver board, and a front housing, with the front housing being attached to one or both of the back plate and the driver board. Moreover, the notification appliance may be used with an adapter bracket, which may be used to connect the notification appliance with one or more types of junction boxes. | 02-04-2016 |
20160076758 | Lining Material Of Bags And Luggage And Processing Method - The invention concerns a processing method of lining material for bags and luggage comprising: preparing a fabric; bonding the lightguide fiber on the fabric surface; coating a fluorescent layer on the fabric surface with lightguide fiber; setting a nano-antibiotic silicone layer on the fluorescent; setting the LED luminous tube and driving power at the end of the lightguide fiber. In this way, the first layer of the lining material is a nano silicone layer, the second the fluorescent layer, the third the fabric, a lightguide fiber between the second and third layer, LED luminous tube at the initial end of the lightguide fiber, which to light the luggage interior with the guiding characteristic of fiber by lighting up the LED. | 03-17-2016 |
20160084492 | Lighted Backpack - A lighted backpack having interior light for illuminating the contents of the backpack. The lighted backpack includes a housing having an opening that provides access to an interior volume therein, wherein a fastener is configured to removably fasten the opening and the interior volume. The interior volume includes a lighting assembly having a power supply, a sensor, a control switch, a microprocessor, and at least one light emitting diode (LED). The LED includes at least three different colored diodes that are varied in relative intensity to one another to achieve a multitude of colors. The control switch allows a user to select a desired resultant color, which is relayed to the microprocessor to modulate the relative intensity of the different colored diodes to achieve the desired resultant color. The sensor is configured to activate the lighting assembly when a user reaches within the interior volume of the housing. | 03-24-2016 |
20160097498 | LIGHTING DEVICE WITH CENTRAL AND PERIPHERAL ILLUMINATION - A light assembly includes a light source and a reflector having a reflective interior surface and a central opening. A toroidal-shaped toroid optic includes a central bore and the light source is positioned in the central bore. The toroid optic is positioned within the central opening of the reflector. A broadening lens is attached to the reflector and positioned adjacent to the toroid optic. The broadening lens includes a central optic. | 04-07-2016 |
20160116120 | LIGHTING DEVICE AND METHOD FOR MANUFACTURING A LIGHTING DEVICE - A lighting device for providing decorative lighting is disclosed. In one embodiment, the lighting device comprises a base, said base comprises a base for retro-fitting a traditional incandescent light bulb, a continuous optical element in which a string of a plurality of light emitting diodes is arranged, and an envelope encapsulating said continuous optical element such that the lighting device resembles a traditional incandescent light bulb. | 04-28-2016 |
20160116149 | LIGHT PIPE HEAT SINK ELEMENT - An assembly for use with a heat producing electronic device is disclosed. The assembly may include a heat sink in thermally conductive contact with a shell containing the electronic device, and a light pipe having a first thermal conductivity and configured to transmit light from a light-emitting diode (LED) to a front side of the heat sink. The light pipe may include at least a portion having a thermally conductive layer with a second thermal conductivity greater than the first thermal conductivity. The thermally conductive layer may cover at least a portion of an outer surface of the light pipe, and be positioned between, and in thermally conductive contact with a portion of the heat sink protrusions. The thermally conductive layer may be designed to conduct and radiate heat away from at least a portion of the heat sink protrusions. | 04-28-2016 |
20160131320 | ILLUMINATION DEVICE - An illumination device includes an optical waveguide having an optical waveguide start and an optical waveguide end. At least one light-emitting diode is assigned to the optical waveguide start. A light-absorbing element is arranged at the optical waveguide end. The light-absorbing element includes an adhesive bed with an adhesive. The adhesive of the adhesive bed has light-absorbing properties. | 05-12-2016 |
20160146450 | FLEXIBLE WATER-RESISTANT OPTICAL FIBER LIGHT DISPLAY - A light display assembly is configured to be affixed to a textile. The light display assembly comprises a light-generating segment, a light-emitting segment, and a water-tight enclosure. The light-generating segment is configured to be disposed adjacent to a rough side of the textile. The light-emitting segment is configured to receive light from the light-generating segment and emit the light so as to be viewable from a finished side of the textile. The water-tight enclosure encases the light-generating segment and at least a portion of the light-emitting segment so as to allow the light display assembly to be washed in conjunction with the textile. | 05-26-2016 |
20160150848 | MULTI-COLORED OPTICAL FIBER SHOE LAMP | 06-02-2016 |
20160178149 | ROTARY ELECTRONIC CANDLE | 06-23-2016 |
20160178826 | Lighting Device | 06-23-2016 |
20160178827 | Lighting Device | 06-23-2016 |
20160201874 | BACKLIT ILLUMINATED DEVICE WITH LIGHTING THROUGH DECORATIVE PLATED SURFACES | 07-14-2016 |
20190146148 | Light Mixing Systems With A Glass Light Pipe | 05-16-2019 |
20080205077 | Lighting System Comprising 2D Led Stack - The invention relates to a lighting system (LSI) which comprises a plurality of light engines (LEa | 08-28-2008 |
20080247189 | Imaging device illumination system - An imaging device illumination system comprises first and second elongate light guides configured to emit light toward an object to be imaged, each of the first and second light guides having an input window at one end thereof for receiving light from a light source and an end face at an opposite end thereof, wherein the input window of the first light guide is disposed proximate to the end face of the second light guide. | 10-09-2008 |
20080278964 | OPTICAL FIBER ILLUMINATION - A portable device or a cover for a portable device includes a light source to emit light and an optical fiber to illuminate based on light received from the light source. | 11-13-2008 |
20080285300 | LED illumination engine using a reflector - An illumination engine for a projection display using light emitting diodes (LEDs) that includes a reflector having a first and second focal points, a source of electro-luminescence located proximate to the first focal point to emit rays of radiation in a first range of wavelengths that reflect from the reflector and converge substantially at the second focal point, and a light pipe having an first input end and a first output end, the first input end being located proximate to the second focal point to collect substantially all of the radiation and wherein the first output end transmits substantially all of the radiation. The illumination system may further include a substrate having a first side, a platform disposed proximate to the first side of the substrate, and a plurality of reflectors each having a first and second focal points disposed in the platform, each of the first and second focal points disposed proximate to the first side of the substrate, a plurality of sources of electro-luminescence disposed on the first side of the substrate, each of the sources of electro-luminescence disposed substantially coincident with a corresponding one of the first focal points to emit rays of electromagnetic radiation that reflect from a corresponding one of the plurality of reflectors and converges substantially at a corresponding one of the second focal points, a plurality of light pipes disposed in the substrate, each of the light pipes having an input end and an output end, each of the input ends disposed substantially coincident with a corresponding one of the second focal points to collect substantially all of the radiation, wherein each of the output ends transmits substantially all of the radiation emitted by a corresponding one of the plurality of sources. | 11-20-2008 |
20080285301 | LIGHTING DEVICE COMPRISING A PLURALITY OF SEMICONDUCTOR LIGHT SOURCES - A lighting device is disclosed comprising a plurality of semiconductor light sources disposed on a carrier, wherein the light from the light sources is coupled into assigned lightguides at a set angle to the surface normals of the carrier and the lightguides are provided with reflecting and light exit faces such that the envelope of the light outcoupling faces forms a curved surface segment. | 11-20-2008 |
20080291691 | SIDE-EMISSION TYPE LIGHT-EMITTING DIODE AND A BACKLIGHT UNIT USING THE LIGHT-EMITTING DIODE - A side-emission type light-emitting diode including: a first substrate having a concave formed in one of side surfaces of the first substrate, the concave including an inner surface which is configured to be a first reflecting surface; an LED-element-mounting board of thin plate shape, arranged on the lower surface of the first substrate, the board configured to close the concave at the lower surface of the first substrate; an LED element mounted on the board and arranged in the concave; and a light-transmitting resin filled in the concave and configured to seal the LED element. | 11-27-2008 |
20080298080 | FLICKERLESS LIGHT SOURCE - A flickerless light source comprising a transparent or semitransparent diffuser, a lightpipe with a patterned surface inside the diffuser, and an LED light source attached to each end of the lightpipe is disclosed. The patterned surface of the lightpipe diffuses or reflects light emitted by the LED light sources and through the lightpipe to provide a light with uniform brightness and intensity. The lightpipe is coated with a thin layer of visible-light transparent material which is doped with organic dye molecules. The organic dye has strong ultraviolet light absorption characteristics. By changing the doping concentration of the dye molecules the coating can become total opaque or semi-transparent to certain wavelengths and selective wavelength conversion is obtained. In this way light color, brightness, and intensity can be varied or controlled. | 12-04-2008 |
20080298081 | Side-Emitting LED Package with Improved Heat Dissipation - A light source and a method for making the same are disclosed. The light source includes a lead frame, an integrated circuit chip and a body. The lead frame has first and second sections. The first section includes a lateral portion, a chip mounting area and a first extension. The integrated circuit chip is bonded to the first section in the chip mounting area and is in thermal contact with the chip mounting area. The body has top, bottom, and side surfaces. The first extension is bent to provide a heat path from the chip mounting area to the side surface, a surface of the first extension that is not in contact with the side surface forming a first planar bonding surface. The heat path has less thermal resistance than a heat path through the lateral portion. | 12-04-2008 |
20080304280 | FLICKERLESS LIGHT SOURCE - A flickerless light source comprising at least two lightpipes with patterned surfaces, a single sided LED light source attached to one end of each lightpipes, and a coupler for holding the lighpipes together. The coupler comprises a hollow sleeve, a coupler with a reflective face, or a coupler with a dual sided LED light source is disclosed. The patterned surface of the lightpipes diffuse or reflect light emitted by the single and dual LED light sources and through the lightpipes to provide a light with uniform brightness and intensity. The coupler with reflective face reflects light back into the lighpipes. The coupler with the dual sided LED light source in addition to the single sided light sources emits light into the lightpipes. | 12-11-2008 |
20080310183 | Structure of a Color Changeable Soft-Tube Light - An improved color changeable tube light includes a opaque core line, a plurality of LEDs being arranged in the core line, a translucent diffuser with the same length as the core line, a cladding layer having the same length as the core line and covering the core line and being formed by extrusion molding integrally with the diffuser into one piece. A unit is formed by disposing a red LED, a green LED and a blue LED of the plurality of LEDs into a fixing means, a plurality of the units are connected in series and disposed in the plurality of transversal through-holes of the core line respectively. The fixing means may be a box. The box may be quadrate, round or elliptic in shape. The tube light of the present invention to have the effects of light beams of neon light, and the color changing and the color mixing to obtain various results are available. | 12-18-2008 |
20090016074 | Semiconductor light engine using glass light pipes - A light engine for use in systems such as automotive lighting systems employs two or more semiconductor light sources, such as LEDs. Light emitted from the light sources is captured by light pipes which are mounted such that the light capturing surface of the light pipes are properly positioned, with respect to the semiconductor light sources. The light pipes transfer substantially all of the light captured from the semiconductor light sources to light emitting surfaces of the light pipes which can be appropriately located adjacent the output optics of the lighting system. The light engine can be easily assembled as the light pipes are in modules including a carrier member that can be mounted to a positioning member which also includes apertures to position the light capture surfaces of the light pipes at a known position with respect to the semiconductor light sources. | 01-15-2009 |
20090016075 | SEMICONDUCTOR LIGHTING IN CONSOLE SYSTEM FOR ILLUMINATING BIOLOGICAL TISSUES - The present disclosure is directed to illumination techniques that include the use of one or more sets of Light Emitting Diodes or LEDs as light sources in a console/module system. The LED light sources can be utilized to produce a light beams with a specified/combination of intensity and spectrum. Of course, embodiments according to the present disclosure are not limited to one intensity/spectrum but multiple combinations of intensity and spectrum can be implemented. Such systems/methods can be implemented with various optical elements including filter, lenses, mirrors, and/or optical fibers. The system is controlled by voice activation, touch screen, footswitch or wireless communication. The LEDs might also be pulsed as a driving system. The optical fiber cable is tethered to the control. | 01-15-2009 |
20090021957 | Table lamp structure - The present invention discloses an improved table lamp, which comprises: a lamp base, an arm and a lamp hood. The lamp hood has a light-emitting element. The light-emitting element includes: a light conduction tube, a light conduction material and at least one light-emitting diode. A reflective mirror is arranged on the inner face of the lamp hood and around the light-emitting element. When the light-emitting diode emits light, the light-emitting element also emits light via the conduction of the light conduction tube and the reflection of the light conduction material. Then, the light emitted by the light-emitting element is reflected out by the reflective mirror. Thereby, the present invention can increase the illumination area, promote the brightness, decrease the number of required LEDs and reduce the cost. | 01-22-2009 |
20090027914 | Structure for a center high mounted stop lamp - The present invention discloses a structure for a center high mounted stop lamp, which comprises: a light pipe, a housing and LEDs. The light pipe has an inorganic light guide coating on a lateral side thereof and has LEDs at both ends thereof. The housing covers the light pipe and has a light reflection layer. The light reflection layer is arranged around the light pipe and behind the inorganic light guide coating. The light emitted by LEDs is scattered by the light pipe and reflected by the inorganic light guide coating. Thus, the light pipe can uniformly emit light. Further, the light emitted by the light pipe is concentrated and reflected out by the light reflection layer. Thereby, the present invention can decrease the number of required LEDs, save power, prolong the service life of LEDs and promote economic efficiency. | 01-29-2009 |
20090027915 | LIGHT SOURCE UNIT AND OBJECT READER - A light source unit and reader can include a line light source that is attached to a radiator and a rod lens that is attached above the line light source. The radiator with the line light source and the rod lens attached thereto, and a linear strip-shaped reflector arranged in front of the rod lens, are housed in a carriage. The carriage is supported beneath contact glass and movable in a direction normal to a longitudinal axis of the line light source. The lens has a section in a plane normal to a longitudinal axis of the lens, in which a surface of the lens facing the light source has a curved line that expands or is convexly facing toward the light source. The opposite surface of the lens from the light source has composite curves including a plurality of continuous curves with different radii of curvature. The composite curves are located on both sides of a plane containing the optical axis of the LED and expand or are convex in an opposite direction from the light source. | 01-29-2009 |
20090034285 | SCANNER MODULE AND IMAGE SCANNING APPARATUS EMPLOYING THE SAME - A scanner module and an image scanning apparatus employ an illuminator that includes at least one light emitting diode, a light guide to change the direction of the light from the light emitting diode, and a light source holder to which the light emitting diode is mounted, the light source holder being positioned in relation to the light guide such that the light source holder covers an incidence face of the light guide, on which the light from the light source is incident, the surface of light source holder facing the incidence face reflecting light incident thereupon. The reflection of light by the light source holder reduces the possibility of leakage of light, and can enhance luminous intensity of light of the illuminator. | 02-05-2009 |
20090040782 | LED LIGHTING DEVICE - An LED lighting device includes a light pipe and a support portion. The light pipe includes a light emitting diode module inside and two first fastening portions on an outer wall thereof. A support portion secures the light pipe and provides a rotatable function for the light pipe. The support portion further includes a clamp and a base member. A clamp has two second fastening portions at opposite sides thereof. The second fastening portions engage with the first fastening portions. The clamp further includes a strip hollow slot. A base member includes a pair of positioning portions for holding an outer wall of the clamp, wherein a fastener is led through the strip hollow slot and fastened on the base member. The clamp slides relative to the base member along the strip hollow slot such that the light pipe rotates relative to the base member. | 02-12-2009 |
20090040783 | Compact, high efficiency, high power solid state light source using a single solid state light-emitting device - A compact, high-efficiency, high-power, solid state light source, comprising a high-power solid state light-emitting device, a light guide having a proximal light-receiving end proximate the light-emitting device and a distal light-transmitting end spaced farther from the light-emitting device, and a mechanical light guide fixing device coupled to the light guide near its proximal end, to hold the proximal end of the light guide in position near the light-emitting device. | 02-12-2009 |
20090052204 | Surface Light Emitting Apparatus - The present invention provides a thin, low-power consumption, lightweight, and inexpensive surface light emitting apparatus using LEDs in conjunction with a light conducting member having a plurality of light conducting rods. More specifically, the surface light emitting apparatus of the invention comprises: a light conducting member constructed from a plurality of light conducting rods and having an end face and a light-emitting face; a light source for emitting light into the light conducting member through the end face; and light deflecting means for causing the light introduced through the end face of the light conducting member to emerge from the light-emitting face of the light conducting member. | 02-26-2009 |
20090059615 | Fiber optically enhanced reflective strip - A fiber optically enhanced reflective strip having a first material, a light pipe inside the first material having an end, and a LED positioned proximate the end of the light pipe to transmit visible or infrared light to the first material to illuminate the material is described. The LED transmits single or multiple colored light energies in separated or combined forms through the light pipes. The strip produces multiple spectrums of visible and/or infrared light output that can be recognized by special IR sensitive equipment. The strip includes an external removable battery source and current limiting resistor that run on quiescent technology allowing the strip to output light for at least two to three weeks on lightweight and tiny batteries that are operated via a manual or automatic switch. The strip includes attachment means that can be attached to the safety apparels. The strip is used for quick identification and allocation of an individual in low or no visibility environments. | 03-05-2009 |
20090091945 | Coloured Polyurethane Light Guides - An optical illumination device ( | 04-09-2009 |
20090103325 | Traffic signal having a uniform light surface - A LED signal ( | 04-23-2009 |
20090109699 | LIGHT SOURCE - A light source, such as for a projection system, having a plurality of semiconductor chips and at least two different, electromagnetic-radiation-emitting chip types with different emission spectra, each semiconductor chip having a chip coupling-out area through which radiation is coupled out. Furthermore, the light source has a plurality of primary optical elements, each semiconductor chip being assigned a primary optical element, which in each case has a light input and a light output and reduces the divergence of at least part of the radiation emitted by the semiconductor chip during the operation thereof. The semiconductor chips with the primary optical elements are arranged in at least two groups that are spatially separate from one another, with the result that the groups emit separate light cones during operation of the semiconductor chips. The separate light cones of the groups are superposed by means of a secondary optical arrangement to form a common light cone. | 04-30-2009 |
20090116260 | LIGHTING DEVICE FOR VIDEOENDOSCOPE - A lighting device for videoendoscopic probe, comprising a light generator comprising a case wherein are mounted a light-emitting diode, a lighting endpiece attached to the end of the bundle of lighting fibers configured to adapt the surface of the proximal end of the bundle of lighting fibers to the light-emitting surface of the diode, and a connection part configured to be fixed on a handle of videoendoscopic probe, and to couple with the case, the case and the connection part being configured to maintain the lighting endpiece on the light-emitting surface. | 05-07-2009 |
20090122572 | Apparatus configured to provide functional and aesthetic lighting from a fan - One embodiment of the present invention provides an apparatus that is configured to provide direct and/or indirect and aesthetic lighting from a fan. The apparatus comprises: a motor; a motor housing; one or more fan blades rotating around the motor housing; and one or more stationary light-emitting diodes (LEDs) coupled to the motor housing. Note that the stationary LEDs are configured to direct light into the fan blades, thereby causing the fan blades to illuminate. | 05-14-2009 |
20090122573 | ILLUMINATION DEVICE - Illumination devices include a light source including a substantially planar light-emitting surface and an optical rod or optical taper disposed proximate to the substantially planar light-emitting surface to optically couple the optical rod and the substantially planar light-emitting surface. | 05-14-2009 |
20090129113 | CONNECTOR ASSEMBLY - A connector assembly is provided. The connector assembly includes a housing having at least a socket, an electronic device disposed in the housing, a protection member disposed on a side of the housing, a light emitting element disposed on the protection member, a light pipe disposed on the housing for guiding light from the light emitting element, a shield surrounding the protection member and the light emitting element, and a cover encompassing the light pipe, the shield, and the light emitting element. | 05-21-2009 |
20090141515 | FLICKERLESS BACKLIGHT FOR A DISPLAY PANEL - A backlight assembly for a display panel comprising a diffuser, at least one lightpipe with a patterned surface inside the diffuser, a single sided LED light source attached to each end of the diffuser is disclosed. When a plurality of lightpipes is utilized a dual sided LED light source connects the lightpipes together. The patterned surface of the lightpipes diffuse or reflect light emitted by the LED light sources to provide a light with uniform brightness and intensity. The lightpipes are coated with a thin layer of visible-light transparent material which is doped with organic dye molecules. The organic dye has strong ultraviolet light absorption characteristics. By changing the doping concentration of the dye molecules the coating can become totally opaque or semi-transparent to certain wavelengths and selective wavelength conversion is obtained. In this way light color, brightness, and intensity can be varied or controlled. | 06-04-2009 |
20090147530 | LED Lamp Light Emitting Insert - An LED lamp light emitting insert includes an LED lamp, a mist sprayer, and a circuit. The LED lamp and the mist sprayer are connected to the circuit through a switch. A mist spraying hole is disposed on the circumferential surface of the light emitting insert; a blind hole is disposed at an upper end of the light emitting insert and inserted with a silicone optical fiber; a star body is installed at a distal end of the silicone optical fiber. The light emitting insert is applied to a decoration such as a basket, pot, box, bunch or bouquet of fresh or artificial flowers, or a color ribbon, a church bell, an arch, a flower circle, a flower groove, a pond, and a flower car to provide light emitting and mist spraying effects The light emitting insert can be bent into different shapes to provide a natural and artistic look. | 06-11-2009 |
20090168449 | Light emitting diode unit - Disclosed is a light emitting diode unit, more particularly, a light emitting diode unit including a thermoplastic substrate, a light emitting diode, mounted on one surface of the thermoplastic substrate and a heat sink, directly adhered to the other surface of the thermoplastic substrate. With the present invention, the manufacturing cost and the manufacturing time of the light emitting diode unit can be reduced by allowing the heat sink, discharging the heat generated by the light emitting diode, to be directly adhered to the substrate on which the light emitting diode is mounted. Also, the heat discharging ability of the light emitting diode unit by using the heat sink directly adhered to the thermoplastic substrate. | 07-02-2009 |
20090201698 | Illumination device - An illumination device is specified which has a light source ( | 08-13-2009 |
20090207627 | FIBER OPTIC TAIL LIGHT SYSTEM - A fighting system comprising: a light harness; and a fiber optic light pipe having a body with an outer diameter, and a jacket that substantially covers the entire length thereof between a proximal and distal end about the outer diameter; where said proximal end is cooperatively connected to said light harness; said second end is cooperatively connected to a diverging lens yielding an output of light. | 08-20-2009 |
20090213615 | LIGHT EMITTING DEVICE HAVING A STRAIGHT-LINE SHAPE - A light emitting device having a straight-line shape is provided with: a pair of first and second electrodes each having a straight-line shape which face each other; and a phosphor layer having a straight-line shape provided so as to be sandwiched between the pair of electrodes, wherein at least one of the pair of first and second electrodes is a transparent electrode, at least one buffer layer is provided so as to be sandwiched between the first or second electrode and the phosphor layer, and the buffer layer makes the height of a potential barrier between the electrode and the phosphor layer which sandwich the buffer layer lower than the height of a Schottky barrier when the electrode and the phosphor layer are brought into direct contact. | 08-27-2009 |
20090213616 | CO-FUNCTIONAL MULTI-LIGHT SOURCE LUMENAIRES AND COMPONENTS THEREOF - A lumenaire system for providing illumination by distributing and mixing light from multiple sources of illumination which includes a first light source providing Lambertian light radiation and a second light source providing collimated illumination. There is a prismatic light guide structure having at least two functions, the first function being to refract the light radiation from the first light source disposed as to at least partially surround the light source, and the second function is to guide and distribute light from the second light source so as to mix it with light from the first light source. | 08-27-2009 |
20090219732 | LED WITH LIGHT PIPE ASSEMBLY - An LED light pipe assembly includes a light pipe; a heat sink portion; an LED mounted on a substrate in optical communication with the light pipe; and a carrier portion for receiving the light pipe and providing electrical interconnections to the LED. The heat sink portion includes a plurality of fins and a plurality of hollow frame portions configured to dissipate heat generated by the light pipe assembly. Attachment features are provided on the heat sink for attaching the heat sink to the carrier portion. The heat sink portion also includes a hollow cavity for receiving the substrate. The carrier portion is insertable into the cavity in abutting relation with the substrate to secure the substrate in contact against the heat sink. | 09-03-2009 |
20090231878 | ILLUMINATION DEVICE COMPRISING A LIGHT SOURCE AND A LIGHT-GUIDE - Proposed is an illumination device ( | 09-17-2009 |
20090237956 | LIGHT EMITTING DIODE ASSEMBLY - An LED assembly ( | 09-24-2009 |
20090244922 | LIGHT PIPE, ILLUMINATION OPTICAL SYSTEM AND IMAGE PROJECTION DEVICE - In a light pipe which allows light from a light source to be incident on the light pipe from an incident opening to be repeatedly reflected on a side wall surface of the light pipe, and to be radiated from a radiation opening, it is possible to radiate illumination light having high directivity and uniform brightness distribution thus radiating light while enhancing utilization efficiency of light. A diffraction portion is formed in a region on an incident opening side of a side wall surface of a light pipe. In the diffraction portion, light is reflected such that a reflection angle with respect to the side wall surface is larger than an incident angle with respect to the side wall surface, and a radiation angle of light radiated from a radiation opening is smaller than an incident angle of light incident on the light pipe from an incident opening. | 10-01-2009 |
20090251918 | LIGHTING DEVICE, AUTOMOTIVE HEADLIGHTS AND METHOD FOR PRODUCING A LIGHTING DEVICE - Disclosed is a lighting device comprising at least one LED and at least one optical element, wherein the LED and the optical element are aligned with each other by means of at least one dowel pin. A method of making such a lighting device is also specified. The described lighting device is particularly well suited for use in a vehicle headlight. | 10-08-2009 |
20090273945 | MODULAR, LUMINOUS, SMALL FORM-FACTOR SOLID-STATE LIGHTING ENGINE - The invention comprises a small form-factor solid-state light engine that provides uniform lighting with high efficiency. The invention provides uniform lighting by practically eliminating any “dead spot” produced by conventional light engines. The invention produces light more effectively and thus fewer light engines need to be employed in a given lighting arrangement. The invention is modular, easily accommodating fiber optics of various sizes and shapes with minimal modification to the components of the light engine. | 11-05-2009 |
20090310381 | LED STREETLIGHT STRUCTURE - The present invention discloses an LED streetlight structure, which comprises: a heat-conduction pipe frame, an upper casing, a lower casing, a light concentration plate, and a transparent cover. The upper and lower casings are made of a plastic material and pivotally coupled to each other. The heat-conduction pipe frame has a heat-dissipation seat with main heat-dissipation fins. Two stabilizer boxes with fins are respectively arranged at two sides of the heat-dissipation seat. Heat-dissipation lamp sets insert through the bottom of the heat-dissipation seat. The present invention installs the main heat-dissipation fins on heat-conduction pipe frame and installs the fins on the stabilizer boxes to increase heat-dissipation area. Further, an auxiliary heat-dissipation ventilation device is arranged above the heat-conduction pipe frame and made of aluminum, and aluminum itself benefits heat dissipation. Furthermore, air can be compulsively conducted to the main heat-dissipation fins, then can enhance the dissipation effect. | 12-17-2009 |
20100020565 | Achromatic Homogenizer and Collimator for LEDs - A lens arrangement with an achromatic homogenizer and collimator for multiple LEDs. The lens arrangement combines the hemispherical emittance profiles from one or more LEDS into a collimated beam without chromatic aberration. The lens arrangement has one or more LEDs, a homogenizer, a solid lightpipe, an internal parabolic reflector, a retroreflector, and a refractor. The emittance profiles of the LEDs are distributed evenly over space and angle by multiple reflections inside a diffusely reflecting cavity of the homogenizer. The internal reflector has a numerical aperture of 1.0, which defines a hemispherical solid angle of collection within air. The retroreflector directs rays away from the LEDs. The retroreflection permits space for the electronics of high radiance LEDs. The refractor converts the retroreflector rays in a plurality of shapes. The lens is optimally designed for applications with high standards for color mixing, uniformity, and efficient conversion of electrical power into light. | 01-28-2010 |
20100027288 | Optical Devices for guiding illumination - Optical devices for guiding illumination are provided each having a body of optical material with staircase or acutely angled ramp structures on its top surface for distributing light inputted from one end of the device from the front exit faces of such structures along certain angular orientations, while at least a substantial portion of the light is totally internally reflected within the body until distributed from such front exit faces. Optical devices are also provided each have a body of optical material having a bottom surface with acutely angled ramp structures and falling structures which alternate with each other, such that light is totally internally reflected within the device until reflected by such ramp structures along the bottom surface to exit the top surface of the device or transmitted through the ramp structures to an adjacent falling structure back into the device. Acutely angled ramp structures may be provided on both top and bottom surfaces of optical devices for distributing light along such top surface. Illumination apparatuses are also provided using such optical devices. | 02-04-2010 |
20100033986 | Light Pipe For Imaging Head of Video Inspection Device - A light dispersal unit or light pipe for a video imaging device includes a transparent body. The body includes a tubular ring having an outer diameter and a through bore defining an inner diameter. Four equidistantly spaced raised portions are homogenously joined to the tubular ring. The ring has a semi-circular shape corresponding to the outer and inner diameters of the tubular ring. The raised portions each include a slot created between opposed first and second extending portions, the slot having an end wall and opposed first and second slot walls. A rounded end face defines a free end of each of the first and second extending portions facing away from the tubular ring. The rounded end face includes at least two curved portions each having a different radius of curvature. | 02-11-2010 |
20100061114 | Two-Dimensional Luminaire - A surface luminaire with a luminous chamber in the form of a hollow fiberoptic conductor is provided. The luminous chamber comprising a peripheral frame, an emission opening and a base plate which is populated at least partially with light-emitting diodes and on which sloping faces are arranged. The sloping faces bridge the edge region of the base plate and a region of the peripheral frame which adjoins the base plate and form a cavity between the lower region of the peripheral frame, the edge region of the base plate and the sloping faces, in which cavity control electronics, which drive the light-emitting diodes, are arranged. | 03-11-2010 |
20100073956 | HEAT DISSIPATION MODULE WITH LIGHT GUIDING FINS - A heat dissipation module being applied to guide at least one illumination light beam projected from at least one light emitting member, and being applied to release heat energy when projecting the illumination light beam is disclosed in the present invention. The heat dissipation module comprises a heat dissipation base, a plurality of heat dissipating fins, and a plurality of light guiding fins. The heat dissipating fins are integrally extended from the heat dissipation surface for dissipating the heat energy, and the light guiding fins are integrally extended from the arrangement surface for reflecting the illumination light beam and guiding the illumination light beam to be projected along an illumination direction. | 03-25-2010 |
20100073957 | OPTICAL IRRADIATION DEVICE - An optical irradiation device incorporating a cluster of LEDs arranged so that shaped facets of adjacent LEDs come together to increase the packing density of LEDs in the cluster. A light guide collects light emitted by the LEDs. Two or more light guides and LED clusters may be arranged in series to produce a single light beam. A heat pipe is provided to conduct heat away from the LEDs. The heat pipe may be annular and contain an inner storage space for batteries or the like. | 03-25-2010 |
20100091517 | ACTIVATED LOW-POWER LIGHTING - The present invention provides a lighting unit comprising a diffusion optic fibre, a light emitting diode (LED) coupled to the optic fibre; and an actuator connected to the LED for selectively activating the LED so that light is sent through the optic fibre and provides lighting. The lighting unit is structured and arranged for at least one of path lighting, staircase lighting, outdoor mats, mailbox lighting; curb address lights, driveway lighting, plant lighting, boat dock lighting, exterior house lighting, furniture patios, specialty home products, airplane lighting, motorcycle lighting, boat lighting; and auto lighting. The lighting unit may also be structured and arranged to be combined with at least one of a net, a ball, a glove, an out-of-bounds lighting, a bicycle, a tricycle, a big-wheels, and golf equipment. The fiber may be wound into thread and woven into at least one of clothing, coats, hats, gloves, bracelets, necklaces, running vests, backpacks, strollers, carriages, and pet collars. The lighting unit may be structured and arranged for at least one of hospital/nursing home lighting, schools and school facilities, movie theatres, industrial signage for property, buildings or vehicles, streets and highways, road signs; and fencing. | 04-15-2010 |
20100097820 | METHOD AND APPARATUS FOR DIRECTING LIGHT AROUND AN OBSTACLE USING AN OPTICAL WAVEGUIDE FOR UNIFORM LIGHTING OF A CYLINDRICAL CAVITY - A method and apparatus for directing light from a light source along a trajectory to avoid particular obstacles and provide uniform illumination of a surface having a particular geometry such as a cylindrical geometry is described. The surface may enclose components such as PCBs that provide particular functionality that operate as obstacles to a light beam. | 04-22-2010 |
20100097821 | LIGHT EMITTING DIODE-BASED LAMP HAVING A VOLUME SCATTERING ELEMENT - A lamp having a candle-like appearance and using one or more light-emitting diodes (LEDs) as its light source is presented. The candle-like appearance arises because light is emitted from only a small volume at or near the center of the bulb. The heat sink and control electronics are located outside the bulb of the lamp. Inside the bulb is a set of secondary optics that guide the light from one or more LEDs to an emission point at a prescribed location in the interior of the bulb. The secondary optics include a light pipe that guides light away from the LED chip, and a volume scattering element that receives the light from the light pipe and scatters it into various directions. The volume scattering element is made from a transparent base material, and includes transparent particles of a predetermined size and refractive index. Because the lamp is typically used in an overhead position, such as in a hanging chandelier, the density of particles in the volume scattering element, the particle size and the particle refractive index are chosen to produce a scattering pattern that directs more light downward (toward the base of the bulb) than upward, while maintaining a reasonable efficiency (fraction of produced light that successfully exits the lamp). Simulation results are presented. | 04-22-2010 |
20100110721 | Led diaphragm structure - An LED diaphragm structure includes an insulation base, a plurality of frames, and a plurality of LED chips, wherein the insulation base includes an upper surface on which a plurality of receiving recesses are provided. The plural frames include a plurality of positive-pole frames and a negative-pole frame, where the positive-pole frames do not contact with the negative-pole frame. The plural frames and the insulation base are formed together as an integral structure. The plural LED chips are correspondingly disposed in the plural receiving recesses of the insulation base, where each LED chip has its positive-pole terminal and negative-pole terminal electrically connected with contact portions of the plural positive-pole frames and of the negative-pole frame, respectively. Accordingly, the plural frames are combined with the insulation base as an integral structure, such that the LED diaphragm structure so assembled can be lightweight and compact. | 05-06-2010 |
20100157621 | LIGHT EMITTING DEVICE WITH LED OPTICAL FIBER COUPLING - An exemplary light emitting device includes light emitting diodes optical fibers, and a light guide body. Each optical fiber includes a light input end and a light output end. Each light emitting diode is optically coupled to the light input end of a corresponding optical fiber. The light guide body includes a light incident surface and a light emitting surface. The light output end of each optical fiber is optically coupled to the light guide body at the light incident surface such that light output from the light output end is capable of emitting from the light guide body through the light emitting surface. | 06-24-2010 |
20100172149 | LIGHT DISTRIBUTION USING A LIGHT EMITTING DIODE ASSEMBLY - A fluorescent light tube retrofit with light emitting diodes (LEDs) that evenly distribute light to avoid bright spots is disclosed. One LED lighting unit includes a tubular housing and a plurality of LED assemblies mounted about a circumference of the tubular housing. LEDs face inward from a mounting surface that is angled offset of the tube. Alternatively, at least one LED can be oriented to emit light parallel to a tangent of the housing into a light pipe that curves inside at least a portion of the tubular housing. | 07-08-2010 |
20100177531 | MOBILE DEVICE WITH ILLUMINATION - A mobile device is provided comprising a light guide modified at a plurality of locations to let light guided in the light guide at least partially escape. Furthermore, methods and apparatuses for manufacturing such mobile devices are provided. | 07-15-2010 |
20100177532 | LED LENS - A light modifier for an LED producing light about a central axis is provided. The light modifier includes a lens defining an indentation. The indentation is angled relative to the central axis by an amount less than a complementary angle of a critical angle of the lens along the indentation. The lens can reduce the appearance of a bright spot created by the LED. | 07-15-2010 |
20100182798 | ADVANCED CONNECTOR ASSEMBLY - A connector assembly is provided. The connector assembly includes a housing having at least a socket, an electronic device disposed in the housing, a protection member disposed on a side of the housing, a light emitting element disposed on the protection member, a light pipe disposed on the housing for guiding light from the light emitting element, a shield surrounding the protection member and the light emitting element, and a cover encompassing the light pipe, the shield, and the light emitting element. | 07-22-2010 |
20100208488 | LED Lamp Including Light Guide and Method of Reflecting Light Using Same - An LED lamp including a light guide/light pipe, and a method of reflecting light using same, are disclosed. The LED lamp includes a transparent light pipe enclosed in an envelope, where the light pipe has a lower section and an upper section. The lamp also includes an LED in a recess at a lower end of the lower section, and a reflector formed by an indentation in an upper end of the upper section. The lower section may be a compound parabolic concentrator, and the upper section may be a tapered cylinder. The lower section of the light pipe collects light emitted from the LED, the upper section of the light pipe directs the collected light onto the reflector, and the reflector reflects the directed light in a radial direction. | 08-19-2010 |
20100232176 | Illuminator method and device - A first toroidal ray guide defines an axis of revolution and has a toroidal entrance pupil adapted to image light incident on the entrance pupil at an angle to the axis of revolution between 40 and 140 degrees, and it also has a first imaging surface opposite the entrance pupil. A second toroidal ray guide also defines the same axis of revolution and has a second imaging surface adjacent to the first imaging surface. Various additions and further qualities of the ray guides, which form optical channels, are disclosed. In a method light emanating from a source at between 40-140 degrees from an optical axis is received at an entrance pupil of a ray guide arrangement that is circularly symmetric about the optical axis. Then the received light is redirected through the ray guide arrangement to an exit pupil in an average direction substantially parallel to the optical axis. | 09-16-2010 |
20100238682 | HeadLyte safety device - The “HeadLyte” Safety Device is intended to be attached or embedded within a helmet worn by a bicyclist, or, worn around the head of a walker or jogger. The “HeadLyte” is comprised of a band that is populated with light emitting devices providing 360 degrees of illumination. The purpose of this illumination is to alert other individuals and/or vehicles as to the presence and direction of travel of the person wearing the “HeadLyte”, The light emitting devices are connected to a power source and a microcontroller that enables them to flash in a variety of patterns. The light emitting devices may also utilize color to indicate direction of color. The increased visibility provided by the light emitting devices, combined with the location of the “HeadLyte” as it is worn at the highest possible point on the walker, jogger or bicyclist will further enhance the visibility of the wearer to others. | 09-23-2010 |
20100238683 | FLEXIBLE LIGHT-EMITTING APPARATUS - A flexible light-emitting apparatus including a side light-emitting flexible light guide rod, two light emitting diodes, and two lenses is provided. The side light-emitting flexible light guide rod has a first end, a second end opposite to the first end, and a light-emitting surface connecting the first and the second ends. The LEDs are respectively disposed beside the first end and the second end and adapted for emitting light beams toward the side light-emitting flexible light guide rod, respectively. One of the lenses is located between the first end and the LED disposed beside the first end, and the other lens is located between the second end and the LED disposed beside the second end. Each of the light beams enters the side light-emitting flexible light guide rod through the corresponding lens and is transmitted to the outside of the side light-emitting flexible light guide rod through the light-emitting surface. | 09-23-2010 |
20100254156 | MULTI-DIRECTIONAL LIGHT PIPE WITH METERED SIDE SCATTER - The present invention is directed to a light pipe that is used to illuminate a portion of a surface of a set top box when the instrument power is turned on. The light pipe can be molded for example from plastic. The light pipe should advantageously be a good carrier of photons down a linear path. Additionally, light pipe should allow for light to be transmitted out the sides of the part. | 10-07-2010 |
20100265732 | Light tube with led light source - A light tube with an LED light source includes a casing, a control circuit board, an LED circuit board inside the casing, and LEDs coupled to the LED circuit board. Input and output ports of the control circuit board are connected to pins of the casing via an input line and to the LED circuit board via an output line, respectively. A power module and a control module are provided on the control circuit board and at input and output ends thereof, respectively. The power module includes first and second filter capacitors and a rectifier bridge circuit. The first and second filter capacitors straddle and connect with input and output ends of the rectifier bridge circuit, respectively. The output end of the rectifier bridge circuit connects with the control module. Thereby, high-frequency AC from an electronic ballast or low-frequency AC is converted to DC for the LEDs. | 10-21-2010 |
20100265733 | Attachment System for Light-Conducting Fibers - In an embodiment, an attachment system for communicating light energy from a light source to a light-conducting fiber includes a light pipe body sufficiently designed to engage a distal end of a light pipe, the light pipe body comprising at least one opening configured to dissipate heat buildup from light energy; a front assembly sufficiently designed to engage the light pipe body, the front assembly comprising an orifice and at least one opening configured to dissipate heat buildup from light energy; a light-conducting fiber body sufficiently designed to engage the front assembly and to hold a proximal portion of a light-conducting fiber, the light-conducting fiber body positioned in the orifice of the front assembly; and an optical taper assembly sufficiently designed to hold an optical taper, the optical taper assembly positioned between and spaced apart from the front assembly, and positioned between and spaced apart from the light pipe. | 10-21-2010 |
20100277943 | Interchangeable attachments for collars, leashes, belts and accessories - An article, including pet collars and leashes, belts, bags and backpacks, has an interchangeable attachment. The article comprises a proximal end, distal end and a central section having at least one connection means appointed to receive the interchangeable attachment. The interchangeable attachment includes a top wall having a show surface and a back wall having a securing member adapted to engage with the connection means of the article for removably attaching the interchangeable attachment to the article. In one embodiment the interchangeable attachments are provided as button-type attachments. In another embodiment, the interchangeable attachment is provided as an elongated attachment portion appointed to substantially cover the central section of the article. The interchangeable attachments have a plethora of designs and may include LED, fiber optic and/or reflective properties to provide aesthetic appeal, enhanced visibility, and increased safety for pedestrians during nighttime or dusk hours. | 11-04-2010 |
20100302797 | VEHICLE EXTERIOR MIRROR SYSTEM - A lighted exterior mirror system includes an exterior mirror assembly having a folding portion and a non-folding portion. The non-folding portion is configured to mount to a side of a vehicle and the folding portion includes a reflective element. The folding portion is movable relative to the non-folding portion and between a normal operating position and a folded position. A ground illumination light is configured to project a pattern of light from the exterior mirror assembly to provide a lighted zone on a ground area adjacent the side of the vehicle at least at a front door region at the side of the vehicle where occupants may enter/exit the vehicle. The pattern of light projected by the ground illumination light provides ground illumination of at least about one lux illumination intensity at least on the ground area adjacent the front door region at the side of the vehicle. | 12-02-2010 |
20110013415 | DISCRETE LIGHT GUIDE-BASED PLANAR ILLUMINATION AREA - In one aspect, a planar illumination area includes two light-guide elements, each with an out-coupling region. At least a portion of each out-coupling region overlaps with at least a portion of the other. The overlapping region emits a substantially uniform light output power. | 01-20-2011 |
20110019433 | LED LIGHTING DEVICE - A light-emitting diode lighting device may include a plurality of light-emitting diodes fastened on a flexible substrate, the flexible substrate being applied on a surface of a rod-shaped carrier. | 01-27-2011 |
20110032726 | LIGHT DISTRIBUTION ASSEMBLY - A light distribution assembly includes a housing having a longitudinal length and having one or more light sources mounted to the housing. The light distribution assembly also includes a coupler section having a body extending from the housing along a longitudinal axis between a light entry end and a light exit end. The light entry end has a major axis extending in a first direction and the light exit end has a major axis extending in a second direction, wherein the coupler section is shaped such that the body is rotated about the longitudinal axis of the coupler section so that first direction is approximately perpendicular relative to the second direction. One or more light pipes are attached to the light exit end of the coupler section. | 02-10-2011 |
20110103088 | MULTI-MODE LIGHTING APPARATUS - A multi-mode lighting system includes a collector unit having a base including a cavity and a transparent or translucent cover mounted on the base. The system further includes a lighting module having a base, a transparent or translucent cover and a photovoltaic element mounted therein. A plurality of fiber optic filaments extend from the collector to the lighting module to transmit radiation from first ends of the fiber optic filaments to second ends of the fiber optic elements. The first ends of the fiber optic filaments are disposed in an array in the collector unit to receive radiation and second ends are disposed in an array in the lighting module to emit radiation received by the first ends of the fiber optic filaments. Radiation transmitted by the fiber optic filaments illuminates an area external to the lighting module and impinges the photovoltaic element to generate electricity. | 05-05-2011 |
20110110114 | Structured illumination probe and method - A structured illumination surgical system is disclosed, one embodiment comprising: a light source for providing a light beam; an optical cable, comprising an optical fiber, optically coupled to the light source for receiving and transmitting the light beam; a handpiece, operably coupled to the optical cable; an optical element, a proximal end of the optical element optically coupled to a distal end of the optical fiber, for receiving the light beam and scattering the light beam to illuminate an area (e.g., a surgical site), wherein the surface area of the proximal end of the optical element is greater than the surface area of the distal end of the optical fiber; and a cannula, operably coupled to the handpiece, for housing and directing the optical fiber and the optical element. | 05-12-2011 |
20110116284 | Internal Collecting Reflector Optics For LEDs - An optical system is disclosed that uses an LED light source. The light output is coupled to an optic element formed from a material with a high refractive index. The coupling of the light to the high index material significantly reduces the cone angle of the light. The system is very efficient in that nearly all the light generated by the LED is directed to the intended subject. | 05-19-2011 |
20110122647 | METHOD TO ASSEMBLY A TURN SIGNAL INDICATOR MODULE AND TURN SIGNAL INDICATOR SUB-MODULE - The invention is related to a method for assembly a turn signal indicator module mounted into a rear view mirror comprising a housing. A LED, a light guide and a lens of the turn signal indicator module are mounted in steps as: | 05-26-2011 |
20110122648 | HIGH DENSITY DIGITAL SIGNAL CROSS-CONNECT SYSTEM - A telecommunication panel may comprise a chassis configured to receive insertable Digital Signal Cross-connect (DSX) modules and a backplane connected to the chassis. The DSX module is compact to fit into the telecommunication panel. A ratio of the number of the insertable 6-port DSX modules over the backplane surface area at least about 0.37 modules per square inch is achieved. The DSX module may include a printed circuit board and a light emitting diode (LED) light pipe on the printed circuit board to minimize the width of the DSX module. The DSX module may be inserted into the telecommunication panel horizontally or vertically so that the telecommunication panel receives a maximum number of DSX modules. | 05-26-2011 |
20110128755 | AMBIENT MOOD LIGHT IN A SUNROOF OPENING TRIM RING - The present invention provides a lighting assembly wherein a trim ring, containing a lighting assembly, is mounted on a vehicle headliner. The lighting assembly contains a lighting element having a light engine. The light engine having a housing and a light source mounted within the housing. The housing optionally containing a circuit board adapted to control light emitting from the light source. The light source contained within the housing may either be an LED or a traditional light bulb. The light source may optionally be colored, or textured, to provide unique ambient mood light options. The assembly further provides a light pipe having at least one light pipe aperture. The lighting element positioned adjacent, or connected to, the light pipe aperture. The light source in the lighting element directs light down the light pipe thereby creating a uniform output of light along the light pipe. Light from the light pipe is directed into the vehicle interior, mainly onto the vehicle headliner, thereby creating ambient mood lighting within the automotive interior. | 06-02-2011 |
20110134657 | LIGHT-PIPE BASED IDENTIFICATION AND LOCATION SIGNALING LIGHT - A signaling light source facilitates locating personnel under adverse conditions such as in a smoky environment and resists damage from exposure to a harsh user environment A lighting unit includes at least one, and preferably two, of the signaling light sources also includes at least one personnel identifying red-green-blue (“RGB”) light emitting diode (“LED”) Disclosed methods for operating the signaling light source include energizing operation of a LED light source by supplying a sequence of electrical current pulses which repeat at a rate which causes emitted light to pulse visually, supplying electrical current to a pair of LEDs alternatively connected either in series or in parallel depending upon battery operating condition, and monitoring smoke density in environment around the signaling light source and modulating the intensity of emitted light responsive to smoke density | 06-09-2011 |
20110141760 | LUMINOUS INTERIOR TRIM ELEMENT, AND CORRESPONDING DOOR AND MOTOR VEHICLE - A trim element ( | 06-16-2011 |
20110149590 | Linear light source - A linear light source, in which an LED is arranged at an end portion of an approximately cylindrical light guiding member configured so that an upper portion, which has an approximately circular portion and which includes a light emitting face, a flat lower portion, which includes a light reflection face formed so as to face the upper portion, and side portions which connect the upper portion and the lower portion to each other, are arranged to extend in a longitudinal direction, respectively, and a light diffusion and reflection member provided outside of the light guiding member. | 06-23-2011 |
20110149591 | Enhanced LED illuminator - An ophthalmic illuminator is disclosed, one embodiment comprising: an illumination source and an optical fiber for transmitting a combined light beam from the illumination source to a site, such as a surgical site within an eye, wherein the illumination source comprises a plurality of light emitting diode (LED) chips optically coupled to a corresponding plurality of light pipes, the LED chips and light pipes arranged in a configuration such that the light pipes converge together at their distal ends to form a cubic box having five sides formed by the distal ends of the light guides and an open side from which the combined light beam, composed of light from a plurality of light beams generated by the LED chips and transmitted to the cubic box by the light guides, is emitted. The luminance of the combined light beam has a luminance greater than the luminance of any one of the plurality of LED chips. | 06-23-2011 |
20110149592 | LIGHT COLLECTOR FOR A WHITE LIGHT LED ILLUMINATOR - A white light source includes a light-emitting diode (LED) configured to emit white light in an angular distribution. The white light source further includes a light guide and a light collector configured to collect light across the angular distribution. The light collected by the light collector contributes to a total luminous flux of the white light coupled into the light guide. | 06-23-2011 |
20110176326 | ILLUMINATABLE APPARATUS AND METHOD OF MANUFACTURING SAME - An illuminatable apparatus includes a fabric sheet containing fiber optic rods interwoven with fabric threads. The ends of the fiber optic rods are bundled together to form a ferrule which is removably insertable into a holder carrying a light source and a power source. An outer ferrule can be fixed over the sleeve-like ferrule or robust applications. The holder may be removably attached to articles of clothing. The illuminatable fabric sheet can be used as an optical bandage, in a medical cast, in a negative pressure device, or in a bed pad/sheet, or in a therapeutic brace support. | 07-21-2011 |
20110194304 | POROUS AND NON-POROUS NANOSTRUCTURES AND APPLICATION THEREOF - A method for producing a fiber membrane of nanofibers that have both smooth and porous surface features. The method includes materials processing using polymer mixes with solvents and melt polymers with additives. The method includes nanomaterial incorporation onto a fiber structure after formation of the fiber structure. The fiber structure can be a part of a nanoparticle carrier material, a nanoparticle disposal medium, a lighting medium, and a catalysis medium. | 08-11-2011 |
20110199781 | LIGHT PROJECTOR AND SENSOR - A light projector has a light emitting device having a light emitting surface, an optical fiber having an incident end-face to which light emitted from the light emitting surface enters, and a lens arranged between the light emitting surface of the light emitting device and the incident end-face of the optical fiber. The light emitting device, the optical fiber and the lens are arranged on one optical axis. The optical fiber includes a core region as a region including a single core of uniform refractive index or a region collectively encompassing a plurality of cores having uniform refractive index. The lens converts diffused light emitted from the light emitting surface to diffused light that widens more moderately. | 08-18-2011 |
20110205752 | Lighting Device - A lighting device is described. In accordance with one implementation, a lighting device comprises a housing having a top wall operably connected to a bottom wall. The housing has a front and a rear, and a cover is operably connected to the rear of the housing. At least one mechanism is located on at least one of the walls of the housing for operably connecting the lighting device to a second lighting device. A mechanism for holding at least one light-emitting diode is operably connected to the front of the housing and a power source. At least one light-emitting diode is installed on the mechanism for holding the at least one light-emitting diode. | 08-25-2011 |
20110211364 | Rotating Fiber Optic Sculpture - A sculpted decorative object, such as a Christmas tree, is shown which has a motor driven vertical drive shaft and three rotating sections. Rotation of the vertical drive shaft and an associated drive gear causes relative rotation of a driven gear and, in turn, a respective rotating section of the object about the axis of the drive shaft. A fiber optic bundle is mounted within each rotating section of the object. Each bundle contains several fiber optic strands which terminate at a LED light source at one end and at a light emitting element at an opposite end. Each LED light source is supplied from a common electrical source by means of a series of wiper contacts and rotatable contact rings carried by respective stationary and rotating portions of the sculpted object. | 09-01-2011 |
20110216553 | SCANNER MODULE AND IMAGE SCANNING APPARATUS EMPLOYING THE SAME - A scanner module and an image scanning apparatus employ an illuminator that includes at least one light emitting diode, a light guide to change the direction of the light from the light emitting diode, and a light source holder to which the light emitting diode is mounted, the light source holder being positioned in relation to the light guide such that the light source holder covers an incidence face of the light guide, on which the light from the light source is incident, the surface of light source holder facing the incidence face reflecting light incident thereupon. The reflection of light by the light source holder reduces the possibility of leakage of light, and can enhance luminous intensity of light of the illuminator. | 09-08-2011 |
20110222308 | LIGHT GUIDE FOR COUPLING DIFFERENTLY SHAPED LIGHT SOURCE AND RECEIVER - A light guide for interfacing between a light source having a light emitting surface with a first shape and a light receiver with a light receiving surface of a second shape. The light guide has a light emitting end having a first shape of substantially the same size as the first shape of the light emitting surface. A light receiving end has a second shape of substantially the same size as the second shape of the light receiving surface. A free form body between the light emitting end and the light receiving end causes a transition between the first and second shape. | 09-15-2011 |
20110228549 | HEADLAMP BULB TYPE LIGHT PIPE - The present invention provides an automotive headlamp assembly having a light pipe. The present invention provides use of at least one incandescent light bulb to illuminate the light pipe. Power consumption is reduced from approximately 35 watts to 10 watts. The present assembly consists of a light pipe, at least one light source positioned at either end of the light pipe, the light source being an incandescent light bulb, at least one reflector and an elongated reflector positioned adjacent the light pipe. The reflector is positioned adjacent the light source to capture light from the light bulb, concentrate the light into a beam and reflect the light into the light pipe. The reflector aims light directly down the light pipe without the use of cable or LED mounted to the light pipe. The reflector prevents lost light and creates a more efficient headlamp assembly. The light pipe is a generally cylindrical elongated member having a plurality of attachment members. Light pipe and attachment members are molded as a one piece construction. Furthermore, an elongated reflector is positioned adjacent the light pipe thereby preventing lost light and creating the illusion of a brighter light pipe. | 09-22-2011 |
20110228550 | LIGHTING FIXTURES HAVING ENHANCED HEAT SINK PERFORMANCE - Lighting fixtures having an enhanced heat sink performance are provided. A heat sink member is a unitary ring member. An outside surface of the heat sink member is disposed exterior of the lighting fixture and includes a plurality of outwardly extending fins. An inside surface of the heat sink member is disposed inside of the lighting fixture and includes a plurality of surfaces configured for mating engagement with a respective light source board. The heat sink member joins upper and lower globe portions of the lighting fixture. A reflector or a light pipe optionally is provided interior of the light fixture, providing illumination directional control. A polygon shaped lighting fixture provides a LED light output to cross in a plane proximate to a light center of the fixture. | 09-22-2011 |
20110228551 | LIGHT GUIDE, PATTERNED LIGHT EMITTING DIODE DEVICE, ILLUMINATION SYSTEM AND METHOD OF GENERATING THE LIGHT GUIDE OR PATTERNED LIGHT EMITTING DIODE DEVICE - The invention relates to a light guide ( | 09-22-2011 |
20110235360 | LIGHT SOURCE DEVICE FOR SUPPLYING LIGHT TO FIBER OPTIC ILLUMINATION SYSTEM - A light source device for a fiber optic illumination system comprises a solid-state light emitting element having an emission surface shaped in quadrate, a light collection lens system with a positive power comprising at least a plano-convex lens, and a reflection member having a cylindrical reflection surface therein, all of which are arranged in this order coaxially with one another along a principal axis passing a center of the light emitting element, wherein the plano-convex lens is placed with a plane surface thereof directly facing and located at a space distance apart from the emission surface so as to form a virtual image of the emission surface. | 09-29-2011 |
20110235361 | DEVICE AND METHOD FOR DIFFUSED LIGHTING FOR VEHICLE INTERIORS - This invention relates to a device for diffused lighting for vehicle interiors that includes one or more light sources and that is located outside the field of vision of the driver of the vehicle. Drivers, especially following refractive surgery, manifest debilitating effects and symptoms of dazzling. The mioisis caused by the diffused light of this invention improves the driver's visual performance, in terms of quality of vision. | 09-29-2011 |
20110242836 | LED Illumination System with Recycled Light - An LED illumination system includes at least one LED element and a recycling reflector having a transmissive aperture through which emitted light passes. The recycling reflector has a curved surface adapted to reflect the impinging light back to the LED element for improved light output through the transmissive aperture. | 10-06-2011 |
20110242837 | DEVICE FOR MIXING LIGHT - The present invention relates to a device for mixing light. More specifically, the invention relates to a device for mixing light | 10-06-2011 |
20110249467 | LIGHT EMITTING DEVICE CREATING DECORATIVE LIGHT EFFECTS IN A LUMINAIRE - The present invention relates to a light emitting device ( | 10-13-2011 |
20110261583 | LIGHT SOURCE - A light source for coupling light into a medical device, particularly a surgical handheld device, preferably for use in ophthalmology, comprising a lamp ( | 10-27-2011 |
20110267835 | LIGHT SOURCE - The present invention relates to a light emitting diode, LED, light source that may be arranged for retrofitting into a luminaire employing an incandescent light source. The light source comprises a light guide into which light from one or more LEDs in a light unit arranged at one end of the light guide is injected, and a reflector having a reflecting surface arranged at the other end of the light guide and facing towards the light guide capable of reflecting light incident on the reflecting surface. According to the present invention, the reflector comprises at least one transmitting portion being arranged such that at least a portion of light incident on the at least one transmitting portion is transmitted through the reflector, for example a through hole extending along an axis, allowing for an almost viewing angle independent light intensity of the light source. | 11-03-2011 |
20110267836 | LIGHT SOURCE - The present invention relates to a light emitting diode, LED, light source that may be arranged for retrofitting into a luminaire employing an incandescent light source. The light source comprises a light guide into which light from one or more LEDs in a light unit arranged at one end of the light guide is injected, and a reflector having a reflecting surface arranged at the other end of the light guide and facing towards the light guide capable of reflecting light incident on the reflecting surface. According to the present invention, the reflecting surface can be arranged in a number of exemplary ways such as to enable the light emitted from the light source to have a spatial intensity distribution that is similar to the light intensity distribution of an incandescent light source. | 11-03-2011 |
20110273900 | OPTICAL ELEMENT AND LIGHT SOURCE COMPRISING THE SAME - The present invention relates to an optical element including a light guide, into which light from one or more light-emitting diodes in a light unit arranged at one end of the light guide is injected, and a reflector arranged at the other end of the light guide capable of reflecting light incident on the reflector. The light guide further includes a prismatic surface comprising a plurality of prisms, each prism being arranged at an angle to an axial direction of the light guide, for guiding the light emitted from the light unit towards the output end of the light guide. The present invention also relates to a light source including an optical element according to the present invention, the light source being arranged for retrofitting into a luminaire employing an incandescent light source. | 11-10-2011 |
20110286233 | TEMPERATURE MONITORING OF A LIGHT GUIDE IN AN ILLUMINATION APPARATUS - An illumination apparatus having a radiation source and a light guide coupled thereto. The temperature of the light guide is monitored along its complete length. If a threshold temperature is exceeded, a switching mechanism will be triggered. The switching mechanism switches off the radiation source or triggers a warning signal. | 11-24-2011 |
20110292675 | LED DEVICE HAVING LIGHT GUIDE ARRAY WITH CURVED SURFACE - In an LED device, a light guide array is disposed between a planar LED array light source and a curved housing. A first surface of the light guide array is a plane evenly distanced from the LED array and a second surface of the light guide array is a curved surface evenly distanced from the curved housing. A plurality of guiding channels, either one-to-one or one-to-many to the LED, are aligning along each light axis of the LED in the light guide array, whose reflective surface allows the lights emitted by each LED to reflect thereon and emit from the second surface and simulate a curved light source having substantially the same shape as the curved housing. | 12-01-2011 |
20120002436 | Light distribution using tapered waveguides in LED-based tubular lamps as replacements of linear fluorescent lamps - An LED replacement-lamp design concept comprising tapered waveguides to provide uniform and effective light distribution is disclosed. Currently, most LED-based replacement lamps for linear fluorescent lamps (LFLs) place discrete surface mount LEDs directly on a cylindrical base. This produces non-uniform, directional light that cannot illuminate large spaces as effectively as LFLs can. A design of an LED lamp with a semi-circle cross-section is proposed as a replacement for LFLs that get placed against the ceiling or some blocking surface. The flat back side of the proposed lamp is used to place a heat-sink. The design comprises of discrete LED chips or modules arranged on a board, where light from these modules are guided through tapered waveguides to create broad, uniform illumination over the entire curved surface of the lamp cover, which may be either transparent or translucent. The lamp's light is uniformly distributed in many directions, effectively illuminating large spaces. | 01-05-2012 |
20120008336 | Aircraft Lighting System - Described is a novel aircraft lighting system with the potential for achieving increased efficiency, improved thermal management, higher reliability, and longer lifetimes. The proposed approach involves combining solar cells and light-emitting diodes (LEDs), and utilizing the cold temperatures of about −50 degrees centigrade encountered in high-altitude (12,000 m) flight to improve thermal management and efficiency in both components. | 01-12-2012 |
20120014126 | LIGHTING ELEMENT FOR HOMOGENOUS APPEARANCE - The invention is related to a lighting element for a homogenous light appearance used in automotive devices. The lighting element has a light guide structure illuminated by a LED that feeds light into the light guide at the edge of the light guide. The diffuser pane forms a diffuser layer on the light guide surface and light guide and diffuser layer consist of plastic material and are in integrally moulded together in a 2-K moulding process. | 01-19-2012 |
20120020107 | LIGHTING SYSTEM AND LIGHT INJECTION COUPLER THEREFOR - A lighting system has one or more light guides capable of guiding light, each comprising a core and two optically smooth faces. A cavity adjacent to two of the optically smooth faces has an opening and a reflective-transmissive surface opposite the opening. A cover having a light source is proximate to and occludes the opening. A major portion of any light emitted from the light source is reflected by the reflective-transmissive surface of the cavity and is injected into the light guides, and a minor portion of any light emitted by the light source is transmitted through the reflective-transmissive surfaces of the cavity and emitted from the lighting system. A light injection coupler is also disclosed that has an optically transmissive housing and suitable for use to couple ends of at least one light guide thereby making a lighting system. | 01-26-2012 |
20120020108 | LED LIGHTING DEVICE - An LED lighting device includes at least one circuit board, an encapsulation, a number of LED light sources, and a light guiding member. The LED light sources are distributed on the circuit board. The encapsulation is arranged around the light guiding member. The light guiding member includes two opposite surfaces, at least one of which defines a number of accentuated portions. At least one end of the light guiding member includes a light incident surface opposing the LED light sources. After entering the light guiding member from the light incident surface, the light beams from the LED light sources are reflected between the opposite surfaces of the light guiding member. The light beams reaching the accentuated portions are diffused and exit the light guiding member, and are finally transmitted to outside through the encapsulation. | 01-26-2012 |
20120026750 | CONTROLLED FLARING LIGHT TRANSMISSION DEVICE - Various exemplary embodiments relate to a light transmission device for transmitting light from at least one light source to an illuminated surface. The device may include at least one light entrance surface that allows entrance of light from the at least one light source; a light emitting surface with an area greater than the total area of the at least one light entrance surface; at least one light pipe portion extending from the at least one light entrance surface toward the illuminated surface wherein the light pipe portion internally reflects the light toward the illuminated surface; and a flared diffusion portion between the at least one light pipe portion and the light emitting surface wherein the diffusion portion internally reflects the light towards the light emitting surface. The device may be a solid piece of plastic. The light pipe portions may be curved to bend light toward the illuminated surface. | 02-02-2012 |
20120033440 | EXPANDABLE LIQUID VOLUME IN AN LED BULB - An LED bulb includes a base, a shell, a plurality of LEDs, a thermally conductive liquid, and a liquid-volume compensator mechanism. The shell is connected to the base. The plurality of LEDs is attached to the base and disposed within the shell. The thermally conductive liquid is held within the shell. The liquid-volume compensator mechanism is attached to the base. The liquid-volume compensator mechanism is configured to compensate for expansion of the thermally conductive liquid. The liquid-volume compensator mechanism moves from a first position to a second position. A first volume is provided for the thermally conductive liquid in the first position. A second volume, which is greater than the first volume, is provided for the thermally conductive liquid in the second position. | 02-09-2012 |
20120033441 | LIGHTGUIDE MODULE - A lightguide module having a linear collimator produced from optically transparent material, a toroidal lens produced from optically transparent material, and a light source, wherein the toroidal lens is disposed between the linear collimator and the light source, at the exit of the linear collimator are found scattering elements, and wherein a light-emitting part of the light source is directed toward an entry surface of the toroidal lens and an exit surface of the toroidal lens is directed toward entry surfaces of the linear collimator. The light source may be a light-emitting diode and the toroidal lens may be a Fresnel type lens. | 02-09-2012 |
20120063160 | Effiency and quality by applying light extraction means to the collection portion of a linear luminaire - Improved side-light distribution systems are disclosed. In one embodiment, an efficient side-light distribution system includes a LED light source; a light coupler for receiving light from the LED light source at a first end and providing light at a second end to an elongated light pipe, and the elongated light pipe receives light from the LED light source at a first end and transmitting the light towards a second end. The coupler transforms at least the angular distribution of at least 70% of the light from the LED light source into an appropriate angular distribution needed for total internal reflection at a second end within the elongated light pipe. The light coupler includes a light-extraction means between the first and second ends of the light coupler for extracting light out of a side of the light coupler. At least part of the light within the light pipe is extracted out of a side of the light pipe, between the first and second ends of the light pipe, by a light-extraction means. | 03-15-2012 |
20120069595 | LINEAR ILLUMINATION DEVICES - In various embodiments, LED-based illumination devices include an inlet region for receiving the LED light that is complementary in shape to the lens of the LED. | 03-22-2012 |
20120075881 | COMPUTER ENCLOSURE - A computer enclosure includes a front panel, a switch module, and a light guide module. The switch module is attached to the front panel and includes a mounting bracket, a switch member attached to the mounting bracket, and a light emitting diode (LED) attached to the mounting bracket. The light guide module is attached to the front panel and has a light guide slot and a first transparent board covering the light guide slot. The LED is configured to generate light that enters in the light guide slot and propagates out from the first transparent board. | 03-29-2012 |
20120087144 | LED ILLUMINATION DEVICE - The invention discloses a LED illumination device comprising a LED light source and a light guide device. The LED light source provides a light. The light guide device comprises a light-receiving surface, a light-emitting surface, and a body. The light-receiving surface receives the light from the light source. The body has a light channel for guiding the light toward the light-emitting surface. In addition, the body comprises at least one light splitter, and a part of the light within the light channel penetrates the body through the light splitter. Specially, the light guide device with the light splitter can reduce the amount of light emitting devices. The illumination system can be conspicuous at night. | 04-12-2012 |
20120099339 | LIGHT ENGINE MODULE AND SYSTEM INCLUDING SAME - An optical device is for receiving light from a light source, the light source having an emission wavelength. The optical device includes an elongated light guide, a first end of the light guide configured to receive light from the light source; and a phosphor disposed on a second end of the light guide, an excitation wavelength of the phosphor substantially similar to the emission wavelength of the light source. The light guide is formed of a material configured to dissipate at least some heat generated by the light source. | 04-26-2012 |
20120106191 | LED Homogenizer - One embodiment of an optical system described herein comprises a source including light emitting diode chip and a homogenizer. One embodiment of the homogenizer comprises an entrance face positioned to receive light from the source, the entrance face having a first shape, a body configured to homogenize the received light and an exit face, the exit face parallel to the primary emitting face of the source. The homogenizer can emit light with a half angle that is at least 80% of the half angle of light entering the homogenizer. | 05-03-2012 |
20120106192 | LIGHT EMITTING DIODE ILLUMINATION SYSTEM - In various embodiments of the invention, a unique construction for Light Emitting Diodes (LEDs) with at least one luminescent rod and extracting optical elements used to generate a variety of high brightness light sources with different emission spectra. In an embodiment of the invention, forced air cooling is used to cool the luminescent rod. In an embodiment of the invention, totally internal reflected light can be redirected outward and refocused. In another embodiment of the invention, light emitted by the luminescent rod is out-coupled for use in a variety of applications. | 05-03-2012 |
20120120676 | LIGHTING ASSEMBLY WITH ASYMMETRICAL LIGHT RAY ANGLE DISTRIBUTION - A lighting assembly that efficiently collects and accurately directs light with a defined asymmetrical light ray angle distribution onto a nearby target surface. The light with the asymmetrical light ray angle distribution illuminates the target surface with a defined illumination profile. In theatrical and architectural lighting, the defined illumination profile is an even illumination profile on a nearly vertical surface. In street lighting, the defined illumination profile is an even illumination profile on a horizontal surface. The lighting assembly includes an LED and a solid reflector optic having a reflective surface shaped to reflect light from the LED in a way that produces the asymmetrical light ray angle distribution at least in part. | 05-17-2012 |
20120127748 | LIGHT-CONCENTRATING DEVICE USING MULTI-OPTIC CABLES - Disclosed is a light-concentrating device using multiple optical-cables in which beams of light output from a plurality of light sources are combined into one beam of light and condensed so that a focal point is formed at a desired position, to secure necessary illumination intensity at a desired remote position from the light sources, in which a focal angle of a condenser lens is adjusted so that the device exhibits a desired illumination intensity and/or desired light distribution property at a place distant from the light sources by a desired distance, and, hence, in which the device may be widely used, for example, to light a museum, swimming pool, building outer wall or building floor or bridge, or as a lighting device for a semiconductor manufacturing process or surgical operation, etc. To this end, the light-concentrating device using the multiple optical-cables includes a body, an LED module, a plurality of multi-optical-fibers, an optical-cable adaptor, an illumination intensity optical-cable and a condenser lens adjustment unit. | 05-24-2012 |
20120134169 | LIGHT EMITTING DIODE LIGHT BOX AND LIGHTING ASSEMBLY USING THE SAME - A light emitting diode (LED) light box including a housing, a first LED module and a light guiding block is provided. The housing has a first hole. The first LED module is disposed inside the housing. The light guiding block is disposed inside the housing and located in front of the first LED module and opposite to the first hole. The first light emitted by the first LED module enters and proceeds in the light guiding block and then passes through the first hole. | 05-31-2012 |
20120134170 | TUBULAR SKYLIGHT - A tubular skylight, comprising a tubular body ( | 05-31-2012 |
20120163012 | LIGHT GUIDE AND ELECTRONIC DRIVE HAVING SAME - An electronic device includes a chassis, a circuit board, and a light guide. The chassis includes a rear panel defining an opening. The circuit board is installed in the chassis. A connector is mounted to a rear end of the circuit board aligning with the opening. Two spaced light emitting diodes are mounted at a rear end of the connector. The light guide includes a connecting plate mounted to an outer side of the rear panel, and two light guiding posts extending from a bottom of the connecting plate. Front ends of the light guiding posts extend through the opening of the rear panel and align with the light emitting diodes of the connector, to transmit light generated by the light emitting diodes rearwards and upwards. | 06-28-2012 |
20120163013 | Elongated LED Lighting Arrangement - An elongated LED lighting arrangement comprises an elongated light pipe with homogeneous optical material between first and second ends. In an exemplary embodiment, an LED provides blue light to the light pipe via a first dichroic mirror tuned to pass blue light. Down-converting means on sidewall of the light pipe, tuned to receive blue light, absorbs blue light from the LED and to emit lower-energy light outside of the light pipe at respectively higher wavelengths. Light-extracting means on the sidewall extract from the light pipe some blue light without changing the wavelengths of the foregoing light. Light from the down-converting means and the light-extracting means are combined to provide a composite color. The first dichroic mirror receives some light emitted by the down-converting means and reflects back into the light pipe more than 80 percent of the light received by the mirror. | 06-28-2012 |
20120163014 | OPTICAL ELEMENT - It is disclosed an optical element ( | 06-28-2012 |
20120170302 | LED-BASED DENTAL EXAM LAMP WITH VARIABLE CHROMATICITY - An electrically powered light source including a light emitting diode (LED) having variable chromaticity, which is adapted for use in a dental operatory. A dental operatory lamp includes a thermally conductive housing having a front directed toward the operating area and a rear away from the operating area; a generally elliptical reflector located on the rear of the thermally conductive housing; at least one heat pipe; a plurality of color LEDs projecting light toward the elliptical reflector, the plurality of LEDs being in thermal contact with the at least one heat pipe; and an optical light guide for combining light from said LEDs. Another embodiment of the lamp includes at least two user selectable light spectra, one of said spectra providing white light with color temperature in the range 4000° K-6000° K and one spectra having reduced output in the wavelength range 400-500 nm. | 07-05-2012 |
20120170303 | ILLUMINATION APPARATUS WITH HIGH CONVERSION EFFICIENCY AND METHODS OF FORMING THE SAME - In various embodiments, an illumination apparatus includes a substantially planar waveguide, a plurality of light sources embedded within the in-coupling region of the waveguide, and a film disposed over the out-coupling region of the waveguide. The film has a thickness less than approximately 100 μm and comprises or consists essentially of a photoluminescent material. The photoluminescent material converts a portion of light emitted by at least one of the light sources to a different wavelength. A surface of the out-coupling region has an average reflectivity of greater than approximately 90%. Light emitted by the light sources mixes with light converted by the photoluminescent material to form substantially white light, and the conversion efficiency of the illumination apparatus is greater than approximately 70%. | 07-05-2012 |
20120170304 | CONNECTOR - A connector adapted for use in an illumination system comprising at least one optical element, such as an optical fibre. is disclosed. The connector comprises a housing dimensioned so that internally it retains at least one end portion of at least one optical element, and externally substantially follows the shape of the end portion(s) of the optical element(s). This forms a join between the ends of the optical element(s). A light source is also contained within the housing and positioned so as to illuminate the end portions of at least one optical element. Electrical connection means adapted to connect the light source to an external power supply are provided. The electrical connection means being moveable relative to the housing. The electrical connection means may be carried by a flexible substrate, or may be formed by slideable contacts within a light guide rail. | 07-05-2012 |
20120182755 | ILLUMINATING SYSTEM OF FLEXIBLE SHAPE - Disclosed is an illuminating system of flexible shape and comprising at least one LED disposed on a flexible carrier material, an optic being provided that permits uniform, directed and/or glare-free light emission. | 07-19-2012 |
20120182756 | LIGHT GUIDE MODULE OF SCANNING APPARATUS - A light guide module of a scanning apparatus includes plural side-emitting light emitting diodes and a light-guiding post, which are disposed on a circuit board. The light-guiding post has plural reflective structures corresponding to respective side-emitting light emitting diodes for receiving light beams from respective side-emitting light emitting diodes. A spacing interval between two of the side-emitting light emitting diodes at a middle portion of the circuit board is greater than a spacing interval between two of the side-emitting light emitting diodes at a side of the circuit board. | 07-19-2012 |
20120182757 | LIGHT-GUIDE TYPE ILLUMINATION DEVICE - A light-guide type illumination device includes a heat-dissipating unit, a conductive unit, a light-emitting unit and a light-guiding unit. The heat-dissipating unit includes a heat-dissipating body. The conductive unit and the light-emitting unit are respectively disposed on a first side and a second side of the heat-dissipating body. The light-emitting unit includes at least one light-emitting element electrically connected to the conductive unit for generating light beams. The light-guiding unit includes at least one light-guiding element disposed above the light-emitting unit. The light-guiding element has a light input surface formed on a bottom side thereof for receiving the light beams and an optical surface-treated layer formed on at least one lateral surface thereof. Hence, the instant disclosure can provide an annular 360-degree light-emitting range by matching the light-emitting unit and the light-guiding unit, thus any type of conventional energy-saving bulb can be replaced by the illumination device. | 07-19-2012 |
20120188787 | SYSTEM FOR ILLUMINATING A VEHICLE INTERIOR ASSEMBLY - A vehicle interior assembly includes a light pipe that is concealed by at least one element of the assembly and is configured to illuminate a recess disposed adjacent to a display. | 07-26-2012 |
20120195060 | ILLUMINATION DEVICE FOR USE WITH SURVEY LEVEL ROD AND METHOD OF USE - A laser readable surveying rod is provided with adjustable lighting elements. More specifically, lighting elements, such as LED lights are provided along a length of a surveying rod such that laser readings may be taken at night or in dark conditions. Lighting elements may be translated along a length of a rod, particularly where it is desirable to illuminate only a portion of a rod and conserve valuable energy. | 08-02-2012 |
20120206933 | LAMP | 08-16-2012 |
20120218774 | Led light bulb - The LED bulb includes a body in the shape of a standard domestic light bulb and has a base which can be screwed into a standard AC receptacle. The bulb comprises a plurality of cooling fins made of aluminum and cast to form the outer surface of the light bulb. A central opening extends axially through the bulb with the interior edges of the cooling fins forming the interior periphery of the opening. The bulb thus provides two cooling air flow paths. A heat sink for supporting a circuit board carrying the LEDs is cast together with the fins. The bulb may be connected in any orientation and still retain its same cooling characteristics. A lens faceted circular surface also having a central opening disperses the photons in an overlapping manner to provide a uniform alighted area even though the bulb has a central opening. | 08-30-2012 |
20120230049 | HOUSEHOLD APPLIANCE INCLUDING INFORMATION LIGHT DEVICE - A household appliance including an information light device that allows a user of the household appliance to determine when the household device is in operation, and a method thereof. The information light device may include a light guide structured to indicate an operating status of the household appliance. The light guide may be disposed at a lower portion of the household appliance, and embodied as a wave guide where at least part of the light that exits the light guide is guided in a direction that is perpendicular to the light guide and onto a floor where the household appliance is disposed. | 09-13-2012 |
20120236586 | LED LIGHT GUIDE STRUCTURE - A light guide structure using an LED as a light source includes a refracting base, an LED light source module, and an optical fiber tube. The refracting base has a hollow chamber with a wall in a shape without any acute angle, and the LED light source module is fixed onto the refracting base, and the LED light source module includes an LED installed in the hollow chamber. One end of the optical fiber tube is disposed in the hollow chamber, and the other end of the optical fiber tube is extended out of the refracting base. Therefore, the invention can increase the number of reflections of the light inside the hollow chamber and reduce the loss of light occurred during the refraction process to provide a lamp with good illumination. | 09-20-2012 |
20120243253 | LIGHT RING FOR APPLIANCE CONTROL ADJUSTABLE FOR CONSOLE THICKNESS - A backlight for an appliance knob provides a light pipe that may receive light from a light source fixed behind a console at a variety of different extensions permitting ready adjustment of the light pipe to fit closely behind the appliance knob with different console thicknesses and tolerances. | 09-27-2012 |
20120243254 | Lighting Module - A lighting module, comprising a printed circuit board, which on the front side thereof, is populated by at least one light source as well as at least one light sensor; a hollow optical waveguide element, which laterally surrounds the at least one light source circumferentially; and a cover at least for the light sensor, arranged on the printed circuit board externally to the optical waveguide element, it being possible for a window to be located in the optical waveguide element to which window is connected a hollow light channel formed in and/or on the cover which leads to the light sensor. | 09-27-2012 |
20120250345 | LIGHTING UNIT HAVING LIGHT GUIDE(S) INSERTED BEWTEEN A REFLECTOR AND A SCREEN - The invention relates to a dedicated lighting unit (D) which includes: i) at least one light guide (GL) comprising two opposing ends, at least one of which is coupled with a light source (SL); ii) a reflector (RL) having at least one concave section and intended for being placed opposite a rear portion of the light guide (GL) in order to reflect the guided light from the light source (SL) towards a front portion (PV) of the light guide (GL); and iii) a screen (EC) having at least one transparent central portion (PC) intended for being placed opposite at least one portion of the front portion (PV) of the light guide (GL) in order to be illuminated by the light transferred towards the outside and thus to induce a style effect and/or a three-dimensional effect. | 10-04-2012 |
20120275179 | LUMINESCENT BICYCLE - A frame-supported vehicle, such as a bicycle or the like, has at least one frame component made of a light diffusing or fluorescent translucent or transparent material to form a leaky light pipe, and at least one light source in light communication with the frame component, whereby light propagates within the frame and is visible from outside the frame by diffusion or fluorescence or a combination thereof. The bicycle is highly visible at night, and may carry logos or other indicia that are enhanced by the background illumination, which may be redirected out of the tube. | 11-01-2012 |
20120281427 | COLLIMATED ILLUMINATION USING LIGHT PIPES - A system includes multiple light emitting diodes (LEDs) and a light pipe configured to mix light from the LEDs and produce collimated light. The light pipe includes multiple reflective optical devices configured to reflect the collimated light at different angles. The light pipe also includes multiple outlet optical devices configured to selectively control exit of the reflected collimated light from the light pipe. The reflected collimated light has one or more controllable spectral characteristics and/or one or more controllable geometries of illumination. | 11-08-2012 |
20120281428 | REFLECTIVE NANOFIBER LIGHTING DEVICES - A fiber-based reflective lighting device and a lighting device. The fiber-based reflective lighting device includes a source configured to generate a primary light, a mat of reflective fibers which diffusely reflects light upon illumination with at least the primary light, and a light exit configured to emanate the reflected light. The lighting device includes a housing, a source configured to generate primary light and direct the primary light into the housing, a reflective mat of fibers disposed inside the housing at a position to reflect the primary light, and a light exit in the housing configured to emanate the reflected light from the housing. | 11-08-2012 |
20120300488 | Method and System for Managing Light from a Light Emitting Diode - A light source, for example a light emitting diode, can emit light and have an associated optical axis. The source can be deployed in applications where it is desirable to have illumination biased laterally relative to the optical axis, such as in a street luminaire where directing light towards a street is beneficial. The source can be coupled to an optic that comprises an inner surface facing the source and an outer surface that is opposite the inner surface. The inner surface can comprise a refractive surface that receives light headed away from the optical axis of the light source, for example opposite the street. The refractive surface can form the received light into a beam. The outer surface of the optic can reflect the beam back across the optical axis, for example so that light headed away from the street is redirected towards the street. | 11-29-2012 |
20120307513 | LIGHT SOURCE GUIDING STRUCTURE AND LAMP STRUCTURE - A lamp structure includes an electrical connection unit, a light emitting unit, and a light guiding unit. The electrical connection unit includes an electrical connection element. The light emitting unit includes at least one light emitting element disposed on the top side of the electrical connection unit and electrically connected to the electrical connection element. The light guiding unit includes a light guiding element disposed on the top side of the electrical connection unit. The light guiding element has a bottom light-input surface, a top light-output surface, and a surrounding light-output surface. The surrounding light-output surface has a first surrounding region gradually outwardly expanded from bottom to top, a second surrounding region connected to the first surrounding region and gradually inwardly contracted from bottom to top, and a third surrounding region connected to the second surrounding region and gradually outwardly expanded from bottom to top. | 12-06-2012 |
20120307514 | LIGHT EMITTING DIODE ILLUMINATION SYSTEM - In various embodiments of the invention, a unique construction for Light Emitting Diodes (LEDs) with at least one luminescent rod and extracting optical elements is used to generate a variety of high brightness light sources with different emission spectra. In an embodiment of the invention, forced air cooling is used to cool the luminescent rod. In an embodiment of the invention, totally internal reflected light can be redirected outward and refocused. In another embodiment of the invention, light emitted by the luminescent rod is out-coupled for use in a variety of applications. In various embodiments of the invention, a plurality of independent narrow band colors can be coaxially combined. | 12-06-2012 |
20130016519 | LIGHT SOURCE MODULEAANM KUO; Heng-ShengAACI New Taipei CityAACO TWAAGP KUO; Heng-Sheng New Taipei City TW - A light source module includes a casing, a light-guiding rod, a light-emitting assembly and a heat-dissipating reflective shroud. The casing has a chamber and a transparent opening in communication with the chamber. The light-guiding rod has a light-exiting surface and a light-transmitting surface opposite to the light-exiting surface. The light-guiding rod is disposed in the chamber with the light-exiting surface facing the transparent opening. The light-emitting assembly is provided on one side of the light-guiding rod to emit light toward the interior of the light-guiding rod. The heat-dissipating reflective shroud is assembled with the casing to cover the light-transmitting surface of the light-guiding rod. The interior of the heat-dissipating reflective shroud has a reflective surface for reflecting the light passing through the light-transmitting surface back toward the light-exiting surface to exit the transparent opening. The heat-dissipating reflective shroud has double effects of heat dissipation and light reflection. | 01-17-2013 |
20130033888 | LIGHTING DEVICE - There is provided a lighting device and a method to manufacture such a lighting device. The inventive concept is based on manufacturing a lighting device on an at least partly flexible sheet assembly which is rolled into a tube, such that the light source of the lighting device is arranged within the tube. The flexible sheet assembly is arranged such that the tube provides a light mixing chamber and light exit surface for the lighting device. Thus, the tube shaped lighting device instantly delivers the necessary optical and mechanical properties for easy assembly and the functionality of a light engine. | 02-07-2013 |
20130044505 | ILLUMINATION APPARATUS - An illumination apparatus includes a light-guiding pillar, a sleeve, and a point light source. The light-guiding pillar has a light-emitting surface, a bottom surface, a light incident surface, and a reflection bar disposed on the bottom surface. An extension direction of the reflection bar is parallel to an extension direction of the light-guiding pillar. The light incident surface of the light-guiding pillar is disposed in the sleeve. The sleeve includes a reflection portion surrounding the light incident surface and extending along a direction away from the light-guiding pillar. An internal diameter of the reflection portion decreases in a direction away from the light incident surface. The portion of the light beams emitted by the point light source are reflected to the light incident surface by an inner surface of the reflection portion and enter the light-guiding pillar. | 02-21-2013 |
20130063962 | OPTICAL ELEMENT AND ILLUMINANT DEVICE USING THE SAME - An optical element is assembled to a light emitting diode (LED) to form an illuminative light source. The optical element includes a transparent main body having a light guiding pillar and an extending part. The light guiding pillar has a top surface and a bottom surface having a recess. The extending part is extended from the circumference of the top surface and an end of the extending part has at least a light-emitting surface. Wherein the LED is disposed on the recess and emits light to the optical element. The extending part guides the light and enlarges the light-emitting angle. | 03-14-2013 |
20130063963 | LED TRACK LIGHTING HAVING AN ILLUMINATED TRACK - An LED track-lighting system includes an LED for emitting light. A light-transmitting element captures light emitted by the LED light and emits it over at least a portion of the track. | 03-14-2013 |
20130063964 | Illumination Apparatus with High Conversion Efficiency and Methods of Forming the Same - In various embodiments, an illumination apparatus includes a substantially planar waveguide or a light box, at least one light source emitting light therein, a layer of photoluminescent material for converting a portion of the light to a different wavelength, a reflector for reflecting light back-scattered from the photoluminescent material, and an optically active layer for separating light interacting with the photoluminescent material from light propagating within the waveguide or light box. | 03-14-2013 |
20130083554 | LIGHTING DEVICES AND METHODS FOR PROVIDING COLLIMATED DAYLIGHT AND AUXILIARY LIGHT - Lighting devices and methods for providing collimated daylight and auxiliary light are disclosed. Some embodiments disclosed herein provide a daylighting apparatus including a tube having a sidewall with a reflective interior surface, one or more auxiliary light sources, and a collimator. In some embodiments, the tube is disposed between a transparent cover positioned to receive daylight and a diffuser positioned inside a target area of a building. In certain embodiments, the tube is configured to direct at least a portion of the daylight transmitted through the transparent cover and/or at least a portion of generated auxiliary light towards the collimator and the diffuser. | 04-04-2013 |
20130083555 | LIGHTUNG MODULE AND ILLUMINANT DECICE HAVING THE SAME - A lighting module includes an illuminant unit, a light guide pillar and a first reflecting member. The illuminant unit has an optical axis and includes at least a LED. The light guide pillar includes a base and a light guide part, the LED disposed on the base, the light guide pillar is extended from the base along the optical axis and an end of the light guide pillar has a top surface. The top surface is concave toward the base and is continuous. The first reflecting member is disposed on the top surface. Wherein a partial light emitted by the illuminant unit is travelling to the first reflecting member through the light guide pillar, the first reflecting member reflects the partial light such that the partial light emits from the light guide part. | 04-04-2013 |
20130094238 | LED TUBULAR LAMP - An LED tubular lamp includes a shell, a base plate and a lamp shade. The shell is made of one or more shell sections respectively possessing two or more convection holes to carry out ventilation. The shell section has two placing grooves for depositing the base plate and two combining grooves for combining with the lamp shade. The base plate has two sides fitting in the two placing grooves and an upper surface coated with a heat conducting paint, loaded with the LEDs as a light source. So the heat may be absorbed by the heat conducting paint and transmitted through the convection holes into the air. The lamp shade made integral has two combining members to combine with the combining grooves of the shell. The light of the LEDs shines through the lamp shade. The lamp disperses the heat quickly to prolong the service life of the LEDs. | 04-18-2013 |
20130094239 | LIGHT GUIDE COLUMN, LIGHT EMITTING STRUCTURE AND ILLUMINATION DEVICE USING THE SAME - A light guide column is disposed on the top of a light source. The light guide column includes a column body, a cavity, a reflection structure and a micro-structure. The column body has a first end and a second end opposite to the first end. The cavity on the first end is for gathering the light source. The reflection structure is on the second end, when light emitted from the light source, a portion of the light reflected by the reflection structure to emit toward a lateral surface of the column body and others transmitted to the front side direction. The micro-structure is formed on the lateral surface of the column body can facilitate the emitting light from the column body uniformly. | 04-18-2013 |
20130114286 | METHOD AND ARRANGEMENT FOR COUPLING IN RADIATION EMITTED BY LEDS - A method and arrangement for transmitting radiation emitted by LEDs operated in pulsed operation via at least one optical waveguide, wherein a first optical waveguide having first and second coupling surfaces is assigned to each LED, the first optical waveguides are in each case aligned, by their first coupling surfaces, with an assigned stationary LED, the second coupling surfaces are arranged on a closed path and a coupling surface of a second optical waveguide is assigned to the second coupling surfaces. In order that a high light power can be coupled into the second optical waveguide by means of the LEDs, it is provided that the second optical waveguide, in accordance with the clocking of the switched-on LEDs, can be aligned with the second coupling surface of a first optical waveguide from at least one switched-on LED. | 05-09-2013 |
20130141934 | IRRADIATION APPLIANCE - The invention relates to a radiation device that includes a housing, a light-emitting unit and a light-absorbing unit which is provided with an inlet opening and a reflector element. The reflector element extends across the entire distance between the light-emitting unit and the inlet opening of the light-absorbing unit. | 06-06-2013 |
20130155716 | LIGHTING FIXTURE - A light fixture including at least one light emitting device and a light-guiding pillar is provided. The light emitting device is adapted to emit a light beam. The light-guiding pillar has a light incident surface, an end surface opposite to the light incident surface, and a peripheral surface connecting the light incident surface to the end surface. The peripheral surface includes a smooth curved surface, a fillister surface connected to the smooth curved surface, and a reflective surface connected to the fillister surface. The light emitting device is disposed beside the light incident surface. The fillister surface is disposed at two opposite sides of the reflective surface. Extending directions of a plurality of fillisters on the fillister surface are substantially parallel to an extending direction of the light-guiding pillar. | 06-20-2013 |
20130163272 | USER INTERFACE LIGHTING APPARATUS - A user interface panel includes a user interface substrate, an electronics carrier and a light pipe disposed between the user interface substrate and electronics carrier. A reverse mount, side emitting LED is disposed through an aperture in the electronics carrier so that the LED can emit light into the light pipe. | 06-27-2013 |
20130163273 | LED ARRAY LIGHTING ASSEMBLY - A lighting assembly including a plurality of LED light sources and a light-guide assembly with a plurality of light guides each having a proximal end terminating in a recess and a distal end, a mating cap coupled to the proximal end of the plurality of light guides and aligning each recess with a corresponding LED light source in the plurality of LED light sources, and a light-emitting lens with a receiving surface coupled to the distal end of each of the plurality of light guides and able to transfer light emitted from the distal end of each of the plurality of light guides into the light-emitting lens and a curved light-emitting surface opposite the receiving surface, the light-emitting surface able to emit light from within the light-emitting lens, the light within the light emitting lens being a blend of light emitted from two of the plurality of light guides. | 06-27-2013 |
20130170245 | LIGHTING DEVICE - A lighting device improves light distribution uniformity. When a light emitting diode (LED) package module is applied to a straight-tube fluorescent lamp, characteristics of a circular surface light source with the LED may be efficiently embodied by varying a refractive index of a light guide member based on positions of the light guide member. | 07-04-2013 |
20130176748 | MODULARIZED SERVER - A modularized illuminating device includes a retaining base, a lighting module, and a light guide element. The retaining base includes an elastic positioning unit. The lighting module is removably disposed on the retaining base, and has a sliding groove and a retaining groove. The light guide element is disposed on the retaining base and faces to the lighting module. When the lighting module is installed to the retaining base along a plugging direction, the elastic positioning unit slides from the sliding groove to the retaining groove to retain the lighting module in the retaining base. | 07-11-2013 |
20130182455 | DISPLAY DEVICE - Disclosed is a display device including a plurality of channels for forming a specific pattern, in which each of the channels includes: a light source module comprising one or more light sources for generating optical signals having different wavelengths; a driving module for controlling on/off or strength of the optical signal generated in the light source module; an optical waveguide for transferring the optical signal generated in the light source module to an outside without a loss of the optical signal; and a scattering pattern for scattering the optical signal transferred through the optical waveguide and displaying the scattered optical signal to the outside. | 07-18-2013 |
20130188384 | SOLID STATE CONTINUOUS WHITE LIGHT SOURCE - A solid state illumination system is provided as a replacement for conventional arc light, metal halide and Xenon white-light sources for applications in life sciences including, microscopy, fluorescence microscopy, and endoscopy. The solid state illumination system generates high quality white light output from LED light sources. The white light output is continuous in the visible spectrum from 380 nm to 650 nm and is suitable for imaging all the most common fluorophores and fluorescent proteins. In embodiments, an LED light pipe engine is used to generate a portion of the spectral content of the white light output. In alternative embodiments the solid state illumination system produces light output of a selectable color. | 07-25-2013 |
20130188385 | COUPLING-IN APPARATUS FOR COUPLING LIGHT FROM A LIGHT-EMITTING DIODE INTO A FIBER ENTRY END AND LIGHT-SOURCE ARRANGEMENT FITTED THEREWITH - A coupling-in apparatus is provided for coupling light from a light-emitting diode ( | 07-25-2013 |
20130188386 | DATA COLLECTOR WITH EXPANDED FUNCTIONALITY - Embodiments of the present invention recite a data collector with expanded functionality and a method of enhancing revenue generation using a data collector with expanded functionality. In one embodiment, a central unit of a data collector is configured to receive a replaceable unit such that any one of a variety of replaceable units can be configure to be attached to said central unit. | 07-25-2013 |
20130188387 | LED LIGHTING SYSTEM COMPRISING AN OPTICAL SYSTEM SUITABLE FOR PROVIDING A LIGHT BEAM - An optical system having a light guide ( | 07-25-2013 |
20130194820 | REDUCED CONTRAST LED LIGHTING SYSTEM - A reduced contrast LED lighting system is disclosed. A plurality optical elements in a fixture is arranged to produce a light pattern with reduced visible contrast between the various areas where light can be perceived leaving the fixture. In some embodiments of the invention the LED light source is disposed at the reflector, and in some such embodiments a partially reflective lens plate is disposed opposite the LED light source. In some embodiments the LED light source is placed opposite the reflector. The lighting system can include a lens arrangement with a partially reflective lens plate connected to a heatsink, or two lens plates adjacent to the LED light source and the heatsink. The fixture can include a plurality of light pipes or slots to direct light into spaces between the lens plates and the heatsink. | 08-01-2013 |
20130208497 | INFUSION LINE IDENTIFICATION LIGHTING SYSTEM - An IV line identification system enables ready identification of an IV line and its associated fluid source and output from other IV lines with their fluid sources and outputs. The IV line identification system includes lights that are coupled to a specific IV line. The lights can identify specific locations on the IV line, such as an entry end by an IV bag and an output end by a needle or port associated with a patient. The lights can also identify the portions of the IV line that enter and exit a pump. The lights can also be selectively turned on when a specific IV line needs to be identified, and turned off when the IV line does not need to be individually identified. The lights may be colored to distinguish between the lights associated with another IV line. | 08-15-2013 |
20130208498 | ILLUMINATION CONVERTER - The disclosure generally relates to illumination converters that are capable of converting light from one geometrical format to another. In particular, the described illumination converters are capable of converting a circular source such as an LED to a linear source useful in an edgelit waveguide, which can be used in a backlight for a display. | 08-15-2013 |
20130215636 | LIGHT MIXING LENSES AND SYSTEMS - Lighting modules and lighting systems containing one or more lighting modules, and associated methods, are provided that receive light from one or more light sources for projecting it to a target surface, e.g., in a uniform, patterned, or other controlled manner. In various embodiments, the lighting modules and lighting systems can be used to mix the light generated by one or more sources. | 08-22-2013 |
20130235610 | VANITY MIRROR - A minor assembly can include a housing, a mirror, and a light source. In certain embodiments, the mirror includes a light pipe configured to emit a substantially constant amount of light along a periphery of the mirror. In some embodiments, the mirror assembly includes a sensor assembly. The sensor assembly can be configured to adjust the amount of emitted light based on the position of a user in relation to the mirror. Certain embodiments of the minor include an algorithm to adjust light based on the position of a user relative to the mirror, the level of ambient light, and/or the activation of different light modes. | 09-12-2013 |
20130242597 | ILLUMINATION APPARATUS - An illumination apparatus, comprising at least one light emitting source embedded in a waveguide material is disclosed. The waveguide material is capable of propagating light generated by light emitting source(s), such that at least a portion of the light is diffused within the waveguide material and exits through at least a portion of its surface. | 09-19-2013 |
20130250604 | LIGHT BAR-COMBINED REMOVABLE ZIPPER - The present invention relates to a light bar-combined removable zipper, which includes a first tape, a second tape, a light bar, and a controller. The second tape has an edge joinable to an edge of the first tape to constitute a removable zipper structure. The light bar is combined to the second tape. The controller is connected to the light bar to supply electrical power to and selectively activate/deactivate the lighting of the light bar. | 09-26-2013 |
20130250605 | ILLUMINATION DEVICE - An illumination device includes a light guiding core, an optical film and a light emitting module. The optical film separately surrounds the light guiding core. A ratio of a diameter of the optical film to a diameter of the light guiding core is between 2 and 3. The light emitting module is disposed at one side of the light guiding core. | 09-26-2013 |
20130258699 | System and method for mixing light emitted from an array having different color light emitting diodes - A method of manufacturing a light source includes providing a substrate with electronic circuitry to drive light emitting diodes (LEDs); coupling a plurality of LEDs to the electronic circuitry on the substrate, the LEDs with more than one color types; and attaching a mixing barrel around the plurality of LEDs over the substrate, the mixing barrel with a reflective internal wall. | 10-03-2013 |
20130258700 | COLOR-MIXING CONVERGENT OPTICAL SYSTEM - Optical systems for focused light emission, which can be used as full color-capable pixels in grid assemblies, such as variable message signs and outdoor electronic display boards. The optical systems may include a light source that is a commercially available full-color LED in SMD design having a red, a green, and a blue LED crystal, which may be disposed at an inlet surface of a light-guiding rod having a constant cross-section and a jacket surface made of planes adjacent to each other at sharp edges. The light-guiding rod thereby captures the light substantially completely and completely mixes the different colors and brightnesses efficiently without scattering. The light output of the light-guiding rod lies at the focus of a convergent lens, which focuses the exiting light. | 10-03-2013 |
20130265795 | HIGH-LIFETIME BROADBAND LIGHT SOURCE FOR LOW-POWER APPLICATIONS - Embodiments described herein include broadband light source system comprising an optic coupler including a plurality of input branches coupled to an output. The system includes a plurality of light sources coupled to the plurality of input branches. Each light source outputs light having a different wavelength distribution than any other light source of the plurality of light sources. The output emits a broadband light source comprising a combined spectral output of the plurality of light sources. | 10-10-2013 |
20130265796 | Lighting device and method for manufacturing a lighting device - The invention relates to a lighting device and a method of manufacturing such a lighting device. The lighting device ( | 10-10-2013 |
20130272015 | SYSTEM AND METHOD FOR MIXING LIGHT FOR A LED-BASED LINEAR LIGHT SOURCE - A linear light source and a method of manufacturing the linear light source are disclosed. The linear light source includes a light emitting diode (LED) array, a light pipe, and a shell with a linear exit slit aperture. Cutouts of the light pipe provides a slanted surface to reflect portions of light rays along the length of the light pipe out of the linear exit slit aperture. | 10-17-2013 |
20130272016 | SYSTEM AND METHOD FOR MIXING AND COLLIMATING LIGHT EMITTED FROM AN ARRAY HAVING DIFFERENT COLOR LIGHT EMITTING DIODES - A collimated light source and a method of manufacturing the collimated light source are disclosed. The collimated light source includes a light emitting diode (LED) array, a light pipe, and a light collimation optics. The light collimation optics can expand over an exit aperture of light pipe. | 10-17-2013 |
20130272017 | SYSTEM AND METHOD FOR MIXING LIGHT FOR A LED-PUMPED PHOSPHOR ARRAY LIGHT SOURCE - A LED-pumped phosphor array light source and a method of manufacturing the phosphor array light source are disclosed. The phosphor array light source includes a light emitting diode (LED) array, an imaging optics, a phosphor module array, and a light mixing pipe. The imaging optics focuses the light rays from the LED array on the phosphor module array. The phosphor modules are pumped by the incoming light rays and emit colored light into the light mixing pipe. In some embodiments, the imaging optics include a short-pass filter to minimize light loss through back scattering. | 10-17-2013 |
20130294103 | COLOR TEMPERATURE TUNABLE LED-BASED LAMP MODULE - A light mixing and folding lamp includes an LED assembly with two or more LED chips that direct light into the ingress end of a light mixing rod. The light mixing rod is positioned to pass through an aperture in a concave second reflecting element, and mixed light emerges from the egress end of the light mixing rod, where it is directed toward a first reflecting element positioned near a focal point of the second reflecting element. The first reflecting element reflects mixed light emerging from the egress end of the light mixing rod, folding the mixed light back toward a concave reflecting surface of the second reflecting element. The second reflecting element reflects light from the first reflecting element forward, where the light emerges from the lamp directed toward a subject to be illuminated. | 11-07-2013 |
20130294104 | Lighting Device - The disclosed embodiments relate to functional and decorative lighting. A transparent body ( | 11-07-2013 |
20130301291 | LED LIGHTING DEVICE, IN PARTICULAR CATADIOPTRIC SPOTLIGHT - A LED lighting device extending substantially along an axis and having a LED light source; a light guide located in front of the light source and extending between a proximal end substantially facing the light source, and a distal end opposite the proximal end; and an optical system associated with the light source to direct the luminous flux emitted by the light source; the light guide being shaped so as to generate at the distal end of the light guide an emissive surface equivalent to the real emitting surface of the light source at a predetermined position with respect to the optical system. | 11-14-2013 |
20130301292 | BLACK LIGHT COMB - A black light comb is provided that is designed to be easily held when used to examine, clean, remove and/or eliminate nits, lice, eggs or nymphs, fleas, bedbugs or ticks on the scalp of an affected person or animal or from environments in which remains may be found from having been in contact with the affected person or animal. The black light comb includes a body having a watertight compartment for containing electric batteries. The body further includes a guide from which a comb structure is projected, formed by a plurality of curved teeth made of a flexible material that conducts black light. The black light comb further includes a group of diodes emitting black light. The diodes are arranged in correspondence with the guide such that the plurality of teeth can be lit up by the group of diodes. | 11-14-2013 |
20130308333 | Semiconductor Light Source Free From Facet Reflections - A new class of optical source having a truncated waveguide is provided, where a guided section of a light generating medium is terminated at an angle at a predetermined distance away from one end facet of the waveguide, thereby leaving a section for unguided light propagation. A truncated waveguide when implemented in combination with waveguide tilt, effective front facet reflectivity is reduced significantly to eliminate unwanted facet reflections. By extending electrical pumping in the unguided propagation section, the light in the unguided path propagates to a corresponding end facet without attenuation. The reflected light propagates freely without being intercepted by the waveguide. The principles are incorporated in different types of light generating and amplifying medium including a “double-pass” gain medium for designing optical sources having significantly high output power and negligibly small spectral modulation arising from unwanted facet reflections. | 11-21-2013 |
20130329447 | FLAT OPTICAL FIBER LIGHTING ASSEMBLY WITH INTEGRATED ELECTRICAL CIRCUITRY - Lighting assembly comprises an optical fiber light guide panel member having a light conducting core cladded on opposite sides by cladding made of optically transparent material having a lower index of refraction than the light conducting core to cause total internal reflection of conducted light within the light conducting core at the core-cladding interface. Disruptions at one or more areas of the cladding cause conducted light within the light conducting core to be emitted from one or more areas of the panel member. Electrical circuitry is bonded to one or both sides of the cladding. One or more LEDs embedded in the panel member are in electrical conduct with the electrical circuitry and optically coupled to the light conducting core. | 12-12-2013 |
20130329448 | LIGHTING APPARATUS WITH PHOSPHOR ELEMENT - A lighting apparatus includes an exciting light source for emitting exciting light; a phosphor element having a phosphor for converting at least partially the exciting light into yellow light; a solid state light source for emitting blue light; and an optical system for guiding the exciting light onto the phosphor element and guiding and mixing the converted yellow light and the blue light. The optical system includes a dichroic mirror for reflecting blue light and transmitting yellow light. | 12-12-2013 |
20130335994 | ILLUMINATED ACCESSORY UNIT - A lighted assembly includes a LED that emits light at a first frequency. The lighted assembly further includes an elongated light transmitting assembly having at least one illuminated area, and a non-illuminated area surrounding the illuminated area. The elongated light transmitting assembly includes a cover member on the outer side, a backing member on the inner side, and an intermediate member disposed between the cover member and the backing member. Light from the LED is transmitted along an optical path to the illuminated area. A layer of photo reactive material is disposed along the optical path. The photo reactive material produces light at a second frequency that is lower than the first frequency and provides a mixed light having a required color. | 12-19-2013 |
20130335995 | LIGHT RESOURCE MODULE WITH LARGER ILLUMINATION AREA AND A LIGHTING FIXTURE THEREOF - The present invention is provided with a light resource module with larger illumination area, wherein comprising a curve light guide column, the surface of which is formed with several microstructures with light scattering, light refraction or light reflex functions; and two LED light resources, which are corresponding to the two ends of the light guide column The present invention is further provided with a lighting fixture, which comprising at least a light guide column, a heat emission element and a heat conduction element. The present invention of a light resource module with larger illumination area and a lighting fixture thereof have advantages that light is guided to the rear area of the light resource module to enlarge illumination area and reduce unavailable area, making the light resource module and the lighting fixture with larger illumination area. | 12-19-2013 |
20130343079 | Elongated LED Lighting Arrangement - An elongated LED lighting arrangement comprises an elongated fiberoptic light pipe having an exteriorly facing sidewall between its ends. The light pipe is constructed to promote TIR of light between the ends. A first LED light source is tuned to efficiently provide light within a wavelength range to the pipe. Light-extracting means are applied along the light pipe along the main path of TIR light propagation, and comprise down-converting means tuned to efficiently convert light rays from the LED light source within the wavelength range to lower-energy light rays at respectively longer wavelengths and light-scattering means for extracting from the pipe some light rays within the wavelength range without changing the wavelengths of the foregoing light. The light emitted by the down-converting means and the light-scattering means intermix to produce light, the majority of which has a composite color determined by the foregoing light emitted and the foregoing light extracted. | 12-26-2013 |
20130343080 | LED-Based Dental Exam Lamp - Disclosed herein is an improved dental operatory lamp having an LED light source that directs light to a reflector that in turn reflects the light to illuminate a treatment area. In one embodiment, the lamp is adapted for efficient transfer of heat from the light source and into the environment. In another embodiment, the lamp is adapted to generate a predetermined pattern of light optimal for the treatment area. In other embodiments, the lamp includes structural features that enable the lamp to maintain optimum light intensity and/or temperature. Also, disclosed herein are unique reflector embodiments that intentionally provide a generally smooth surface, without facets, that reflect light at all visible and infrared wavelengths. | 12-26-2013 |
20140003082 | LICENSE PLATE LIGHTING APPARATUS | 01-02-2014 |
20140022811 | ILLUMINATION APPARATUS FOR VEHICLES - Aspects of the disclosure provide a door handle assembly used in a vehicle door having an illumination module and illumination source that directs light in a first direction and a second direction using a pair of light pipes. The door handle from the door handle assembly includes a first illumination aperture oriented in the first direction and a second illumination aperture oriented in the second direction. As the illumination source generates light, the first light pipe receives a first portion of light and directs it toward a first illumination surface and the first illumination aperture in the first direction. By molding the second light pipe around the first light pipe, remaining light is captured from the illumination source as a second portion of light. The second portion of light reflects along the interior surfaces of the second light pipe towards the second illumination surface oriented in the second direction. | 01-23-2014 |
20140043845 | LIGHT-EMITTING APPARATUS - A light-emitting apparatus including a light guide unit, at least one light-emitting component, and a wavelength conversion unit is provided. The light guide unit has a first end and a second end opposite to the first end. The light-emitting component is disposed on the first end and emits a first light. The wavelength conversion unit is disposed on the second end. The light guide unit guides the first light emitted by the light-emitting component from the first end to the second end, and the wavelength conversion unit converts the first light into the second light, wherein the wavelength of the first light is different from the wavelength of the second light. | 02-13-2014 |
20140049978 | LED-based photolithographic illuminator with high collection efficiency - An LED-based photolithographic illuminator with high collection efficiency is disclosed. The illuminator utilizes an array of LEDs, wherein each LED has an LED die and a heat sink. The LED dies are imaged onto the input end of a homogenizer rod to substantially cover the input end without inclusion of the non-light-emitting heat sink sections of the LED. A microlens array is used to image the LED dies. The collection efficiency of the illuminator is better than 50% and the illumination uniformity at the output end of the light homogenizer is within +/−2%. | 02-20-2014 |
20140063837 | LED BASED LIGHTING SYSTEM - An LED lighting system comprises an LED assembly for emitting light. A bulb comprises an enclosure and an optic element in the enclosure for receiving the light from the LED assembly and transmitting the light from the enclosure. An Edison-style or other traditional-style base is provided on the bulb for connecting the bulb to an Edison-style or other traditional-style socket. | 03-06-2014 |
20140078771 | LIGHT DEVICE - A light device includes a light transmission tube, a heat sink, a light bar, and two end caps. The light transmission tube has two securing parts. Each of the securing parts includes a first rib and a second rib, and a guide-track groove is formed between the first and second ribs. The heat sink includes a first plate body and a second plate body. The first plate body is curved and abutted on an inner wall of the light transmission tube, and the second plate body is curved toward the first plate body. Two terminals of the first plate body are connected to two terminals of the second plate body to form two connecting parts for coupling with the guide-track grooves. The light bar is disposed on the second plate body. The end caps are respectively connected to two terminals of the light transmission tube. | 03-20-2014 |
20140078772 | LED LIGHTING DEVICE - LED lighting devices are provided that include two optical waveguides and at least one LED in an intermediate region between end faces of the optical waveguides so that radiation from the LED is coupled into the optical waveguides through the end faces. A de-coupler is on outer circumferential surface regions of each of the two separate optical waveguides. The de-coupler reflects the radiation guided in the optical waveguides so that the radiation passes through the optical waveguides and is coupled out of the optical waveguides laterally. The intermediate region has a length that is selected so that a brightness difference, measured perpendicular to an axis of the optical waveguides in the center of the intermediate region, at a distance of 10 mm perpendicular to the axis of the optical waveguides is at most 25% based on a maximum value of brightness along the axis of the optical waveguides. | 03-20-2014 |
20140078773 | ILLUMINATED VEST - An illuminated vest comprises an enclosure including a light-emitting diode and control electronics that control the light emitting diode. Coupled to the enclosure is a belt made of passive material. A limb loop is created by an optical fiber structure that includes a first end and a second end. The light-emitting diode is optically coupled to the first end of the fiber optic structure. The optical fiber structure is also independent of passive material, such that the optical fiber structure forms a structure for the vest. | 03-20-2014 |
20140085922 | LIGHTED ELECTRICAL DEVICE AND RECEPTACLE - An electrical wiring device, such as a GFCI duplex receptacle, includes a light source for lighting a selected area and a photo sensor to detect ambient light conditions and to actuate a light source when the ambient light conditions are below a predetermined level. The light source is preferably at least two LEDs having an associated light conducting member functioning as a light pipe that extends between the respective LED and the front face of the electrical wiring device. Each light conducting member has an inclined face extending through an opening in the cover of the wiring device to project a light beam at an inclined angle with respect to the front face of the wiring device. The light conducting members are independently rotatably mounted in the wiring device so that the user can manually rotated the light conducting member to direct the light beam to a selected area. | 03-27-2014 |
20140092621 | SEMICONDUCTOR STRUCTURE WITH WAVEGUIDE - A light-emitting diode (LED) apparatus comprises a substrate, a first layer formed over at least a portion of the substrate, an active layer formed over at least a portion of the first layer, a second layer formed over at least a portion of the active layer, and at least one waveguide formed below the substrate. A first portion of light from the LED is directed in a first direction and a second portion of light from the LED is directed in a second direction via the waveguide, the second direction being different than the first direction. The apparatus may further comprise a shutter formed at least one of above and below the waveguide, the shutter being adjustable to control an amount of light entering or exiting the waveguide. | 04-03-2014 |
20140092622 | LIGHTING STRIP - The invention relates to a lighting strip ( | 04-03-2014 |
20140098559 | Luminous Decoration Assembly For Automobile - A luminous decoration assembly for automobile contains a decorating member, a stripped light shell, a flexible guiding strap, and at least one light-emitting element. The stripped light shell is connected with the decorating member. The flexible guiding strap is retained in the stripped light shell. The at least one light-emitting element is disposed on one end of the flexible guiding strap so as to project light to one end of the flexible guiding strap, and the light from the flexible guiding strap emits to the stripped light shell. | 04-10-2014 |
20140098560 | LIGHT EMITTING DIODE ILLUMINATION SYSTEM - In various embodiments of the invention, a unique construction for Light Emitting Diodes (LEDs) with at least one luminescent rod and extracting optical elements used to generate a variety of high brightness light sources with different emission spectra. In an embodiment of the invention, forced air cooling is used to cool the luminescent rod. In an embodiment of the invention, totally internal reflected light can be redirected outward and refocused. In another embodiment of the invention, light emitted by the luminescent rod is out-coupled for use in a variety of applications. | 04-10-2014 |
20140104867 | LED LAMP - The present invention provides a LED lamp with high brightness. a uniform light-emitting surface and good heat dissipation. The LED lamp includes a LED strip and a cylindrical light guide body connected to the LED strip, wherein light emitted from the LED strip irradiates towards the light guide body and exits via the surface of the light guide body. | 04-17-2014 |
20140104868 | Indirect Direct Troffer Luminaire - An illumination system is described including a plurality of illumination devices, each device including (i) light-emitting elements (LEEs) arranged along a corresponding first axis; (ii) an optical extractor extending along a corresponding longitudinal axis parallel to the first axis; and (iii) a light guide positioned to receive at a first end of the light guide light emitted by the LEEs and guide it to a second end of the light guide. The optical extractor is optically coupled to the light guide at the second end and is shaped to redirect the light guided by the light guide into a range of angles on either side of the light guide. The illumination devices are connected to each other to form a polygon such that the longitudinal axes of the connected illumination devices lie in a common plane. | 04-17-2014 |
20140119045 | LIGHT-EMITTING DEVICE WITH VIGNETTING EFFECT - A light-emitting device includes a light source, a panel and a light guiding structure. The light guiding structure includes a first light guiding tunnel and a second light guiding tunnel. The first light guiding tunnel includes a first end and a second end. A first opening is formed at the first end and close to the light source. The second light guiding tunnel includes a first end and a second end. The first end of the second light guiding tunnel communicates with the second end of the first light guiding tunnel. A diameter of the second end of the second light guiding tunnel is greater than a diameter of the first end of the second light guiding tunnel. A second opening is formed at the second end of the second light guiding tunnel. A diameter of the second opening is greater than a diameter of the first opening. | 05-01-2014 |
20140119046 | Arrangement for light balancing - There is provided an arrangement for light balancing. The arrangement provides light balancing and robust flux feedback and comprises a light source array, a plurality of light sources arranged as a plurality of strings of individual light emitting diodes, at least one light guide structure, and at least one optical sensor. The arrangement provides feedback relating to the optical contribution for each one of the plurality of strings of individual light emitting diodes and is thereby maintaining the emitted light at a balanced level. | 05-01-2014 |
20140126234 | LIGHT GUIDE - The disclosed embodiments relate to a light guide ( | 05-08-2014 |
20140126235 | Lightguide Luminaire Module for Direct and Indirect Illumination - A luminaire module includes at least one light-emitting element (LEE); a light guide (LG) extending in a first direction from a first end of LG to a second end of LG to receive at the first end light emitted by the LEE and configured to guide the light to the second end; and an optical extractor (OE) optically coupled to LG at the second end to receive light from the LEE guided from the first end to the second end of LG. OE includes a first interface configured to reflect a first portion of the light exiting the LG and transmit a second portion of the light exiting the LG so that the second portion of the light exits OE to an ambient environment in the first direction, and a second interface configured to transmit light incident thereon to the ambient environment in a direction different from the first direction. | 05-08-2014 |
20140133172 | Light Output Device with Movable Lightguide System - The invention relates to a light-output device ( | 05-15-2014 |
20140140088 | DEVICE AND PROCESS FOR THE GENERATION OF DYNAMIC LIGHT EFFECTS - A device for creating dynamic light effects includes an optical fiber with at least two light sources (, which feed light into the optical fiber, wherein the light from the light sources is mixed in the optical fiber in such a manner that a variation of color is identifiable in the optical fiber, and wherein the light sources can be controlled in such a manner that a dynamically changing color distribution is obtained in the optical fiber. A related process is also disclosed. | 05-22-2014 |
20140140089 | LIGHTING DEVICE - A lighting device comprises a clear acrylic rod provided with a diffusive reflective strip along one side. Light is emitted into the rod by way of an LED provided at one end of the rod. Most of this light travels along the rod having one or more total internal reflection off the sides until it encounters the reflective strip. At this point, the light is diffusely reflected back across the rod and thereby provides a diffuse beam of light in a desired direction for use in illumination. In order to prevent light emitted from the LED directly exiting the rod and thereby creating a potential hazard, side guards are provided. The extent of the side guards is selected such that all rays a emitted directly from the LED are blocked. | 05-22-2014 |
20140146558 | LIGHT GUIDE STICK AND LIGHT SOURCE ASSEMBLY HAVING LIGHT EMITTING DIODE AND LIGHT GUIDE STICK - A light source assembly includes a light emitting diode and a light guide stick. The light guide stick includes an incident surface, a rear surface opposite to the incident surface, and a side surface connected between the incident surface and the rear surface. The light emitting diode faces the incident surface for emitting light to the incident surface. The light guide stick includes a plane passing through its center axis. The side surface includes a light reflection part and a light emission part. A projection of the light emission part on the plane is substantially a rectangle. Long sides of the rectangle are parallel to the center axis. The light reflection part is coated with a reflection layer. | 05-29-2014 |
20140169025 | SYSTEM AND METHOD FOR MIXING AND GUIDING LIGHT EMITTED FROM LIGHT EMITTING DIODES TO A LIGHT PIPE FOR EMISSION IN A LINEAR CONFIGURATION - A linear light module having an optical coupling element and a light pipe is described. The optical coupling element receives light emitted by multiple light emitting diodes (LEDs) having different emission wavelengths and couples the light efficiently to a linear light pipe. The light from the LEDs is efficiently mixed by the optical coupling element and the light pipe to produce a linear light output that is uniform in color and intensity. Diffusers can be used with the optical coupling element and light pipe at various locations to further enhance the uniformity of the emitted light. | 06-19-2014 |
20140169026 | THERMAL PATH FOR HEAT DISSIPATION IN A LINEAR LIGHT MODULE - A linear light module that uses a thermally conductive housing for dissipating heat generated by a lighting source within the housing is described. Light is thermally coupled away from the lighting source via a thermally conductive heating block. The heating block is thermally coupled to a thermally conductive heat pipe that runs along the length of the housing, where the length of the housing is substantially the same length as the linear light module. The housing is extruded to include a channel that runs the length of the housing for holding the heat pipe. Because the housing is long, the heat is easily conducted from the housing. | 06-19-2014 |
20140169027 | MECHANICAL ATTACHMENT SYSTEM FOR LINEAR LIGHT MODULES - A lighting system comprising multiple linear lighting module building blocks is described. A lighting module is designed to emit light in a linear configuration, and multiple lighting modules are concatenated to emit light in a single linear configuration. A mechanical coupling system allows the lighting modules to be inserted into the linear configuration from a direction perpendicular to the linear configuration. The housing of the lighting modules is designed to allow the module to be clipped together in the linear configuration. | 06-19-2014 |
20140169028 | ELECTRONIC CENSER - An exemplary electronic censer includes a censer body, working fluid contained in the censer body, an incense branch, a fog generator, and a guiding tube. The incense includes a light guiding tube, a light source mounted on the light guiding tube, and a fog guiding tube surrounding the light guiding tube and spaced from the light guiding tube to define a chamber between the fog guiding tube and the light guiding tube. The fog generator is received in the censer body and converts the working fluid to fog. The guiding tube guides the fog from the censer body to the chamber to exhaust. | 06-19-2014 |
20140177260 | OPTICAL LIGHT PIPE WITH UNIFORM LIT INTENSITY - The disclosure of the present application includes a light pipe assembly having a light pipe with a proximal end, an opposing distal end, a length between the proximal end and the distal end, and a surface, the surface having an emitting portion and an overlay portion, where the light pipe is a material capable of transmitting light with a first refractive index; and a reflective secondary surface having a second refractive index and a width, the reflective secondary surface positioned adjacent the overlay portion of the light pipe, where the first refractive index is greater than the refractive index of air, and the second refractive index is greater than the first refractive index. In at least one embodiment, the reflective secondary surface is a non-metallic material capable of reflecting light. In at least one embodiment, the width of the reflective secondary surface varies along the length of the light pipe. | 06-26-2014 |
20140177261 | LIGHT SOURCE MODULE - A light source module includes a light source and a light guiding pole. The light guiding pole is made of transparent material and has a light incident surface and at least one side surface connected to the light incident surface. The light source emits light rays, and faces the light incident surface. The light incident surface guides the light rays into the light guide pole, and the at least one side surface totally reflects the light rays. At least one slot is defined at the at least one side surface, and extends along a lengthwise direction of the light guiding pole. The at least one slot destroys the totally reflective path of a portion of the light rays arriving the at least one side surface, and thus the portion of the light rays emits from the at least one side surface. | 06-26-2014 |
20140177262 | LIGHT SOURCE AND LIGHT EMITTING DIODE AUTOMOBILE LAMP HAVING THE LIGHT SOURCE - A light source includes a light emitting diode (LED) packing structure, a fiber and a light color converting portion. An end of the fiber couples with the LED packing structure. The light color converting portion is arranged at an opposite end of the fiber. The light color converting portion contains phosphor therein. Blue light emitted by the LED package transmits to the light color converting portion via the fiber and excites the phosphor to produce yellow light which mixes with the blue light to generate white light. An LED automobile lamp having the light source is also provided. | 06-26-2014 |
20140177263 | ELECTRONIC INCENSE AND ELECTRONIC CENSER WITH THE SAME - An electronic censer includes a seat and multiple real incenses and an electronic incense inserted to the seat. The electronic incense includes a light guiding rod, a metal shell enclosing the rod, an LED contacting the rod and a circuit board connected to the LED. Light emitted from the LED transmits through the rod to an outside environment. | 06-26-2014 |
20140177264 | ELECTRONIC CENSER WITH DETACHABLE INCENSE - An electronic censer includes a seat and an incense detachably mounted on the seat. The seat includes a base, a supporting plate mounted on the base, two pins protruding from the plate and an annular rib surrounding the pins. A bottom of the incense is inserted within the annular rib. The incense includes a light guiding rod, a shell enclosing the rod, an LED, a circuit board and a battery embedded within the shell. An induction coil is fixed in the shell to control the lighting of the LED. | 06-26-2014 |
20140177265 | ELECTRONIC INCENSE CENSER - An electronic incense censer includes an electronic incense which consists of a light guide for guiding light and a sheath coated on a circumferential periphery of the light guide, a light source arranged at a light incident end of the light guide, and a light emitting portion arranged at a light output end of the light guide. A color of light generated by the light source is adjustable by mixing light beams having different colors, wherein intensities of the light beams are adjustable. The light enters the light guide via the light incident end and reaches the light emitting portion via a guidance of the light guide. | 06-26-2014 |
20140185313 | FAN UNIT, ELECTRONIC APPARATUS, AND ENCLOSURE - An electronic apparatus includes a fan unit having a first connector part and a second connector part disposed at different positions, and a housing configured to accommodate the fan unit. The housing includes a connector and a connector protecting part. The connector is configured to be connected to one of the first and the second connector parts, and the connector protecting part is configured to cover the other one of the first and the second connector parts when the fan unit is inserted into the housing. | 07-03-2014 |
20140198519 | LIGHT PROJECTOR AND SENSOR - A light projector has a light emitting device having a light emitting surface, an optical fiber having an incident end-face to which light emitted from the light emitting surface enters, and a lens arranged between the light emitting surface of the light emitting device and the incident end-face of the optical fiber. The light emitting device, the optical fiber and the lens are arranged on one optical axis. The optical fiber includes a core region as a region including a single core of uniform refractive index or a region collectively encompassing a plurality of cores having uniform refractive index. The lens converts diffused light emitted from the light emitting surface to diffused light that widens more moderately. | 07-17-2014 |
20140211495 | Optical Waveguide and Luminaire Incorporating Same - An optical waveguide includes a body of optically transmissive material having a width substantially greater than an overall thickness thereof. The body of material has a first side, a second side opposite the first side, and a plurality of interior bores extending between the first and second sides each adapted to receive a light emitting diode. Extraction features are disposed on the second side and the extraction features direct light out of at least the first side and at least one extraction feature forms a taper disposed at an outer portion of the body. | 07-31-2014 |
20140211496 | CONSOLIDATED TROFFER - A dropped-ceiling lighting system having a reflector positioned in an opening in a grid used to suspend a dropped ceiling, a lighting device including a light source mounted adjacent to the reflector, a structural support securing the lighting device to the grid, and a power source for the lighting device. Also discloses is a dropped-ceiling lighting system comprised of a reflector attached to a plenum barrier positioned in an opening in a grid used to suspend a dropped ceiling, a power source extends from a first edge of the plenum barrier to a second edge of the plenum barrier, and a light source is mounted to the power source. | 07-31-2014 |
20140211497 | Optical Waveguide and Lamp Including Same - An optical waveguide includes a body of optically transmissive material defined by outer edges and having a width substantially greater than an overall thickness thereof. The body of optically transmissive material includes a first side and a second side opposite the first side. An interior coupling cavity is defined by a surface intersecting the second side and extends from the second side toward the first side. The interior coupling cavity is disposed remote from edges of the body and is configured to receive an LED element. The body of optically transmissive material further includes a first array of light mixing cavities surrounding the interior coupling cavity and an extraction feature disposed on one of the first and second sides. The light extraction feature at least partially surrounds the interior coupling cavity. | 07-31-2014 |
20140211498 | INTERIOR TRIM COMPONENT FOR A MOTOR VEHICLE - The invention relates to an interior trim component for a motor vehicle, which comprises: a carrier component, which determines the contour of the interior trim component, a cover layer, which is applied to a front side of the carrier component, and a light-emitting layer, which is applied to a back side of the carrier component, wherein the carrier component and the cover layer are transparent. | 07-31-2014 |
20140218957 | LINEAR ILLUMINATION DEVICES HAVING LIGHT GUIDES AND LED-BASED ILLUMINATION MODULES - In various embodiments, LED-based illumination devices include an inlet region for receiving the LED light that is complementary in shape to the lens of the LED. | 08-07-2014 |
20140233256 | Sunny Bright Solar Lighting - Sunny Bright Solar Lighting is an easily mounted roof solar sunpipe that magnifies and concentrates the incoming sun light with an internally mounted and focused nonimaging Fresnel lens paired with a Kohler concentrator lens in order to magnify and concentrate the focused intense sun light onto a fiber optic illumination systems glass plate, used for solid core fiber optic lighting cables, and a bundle of seven 14 mm solid core endglow plastic fiber optic cables that carries only light waves in a visible light spectrum to seven different rooms that are up to thirty three feet away from the roof mounted sunny bright solar tube. Each fiber optic cable has an easily installed adjustable light aperture with diffuser on the end in order to dim or turn off each light independently this would allow sunny bright solar lighting to bring the suns light into any desired room during the day and at night the 110v LED lighting array that is internally mounted in the sunny bright solar tube would replace the sunlight to continue lighting the seven different rooms. | 08-21-2014 |
20140268861 | FIBER LAMP DECORATION - The present application is related to fiber lamp decoration, mainly comprising a base body, a projecting column and a lampshade. The base body comprises a light-emitting unit and a rotation mechanism inside. The projecting column has hollow patterns and is positioned on the rotation mechanism to be rotated along with the rotation mechanism. The lampshade is light transmissive and fixedly positioned on the base body. The lampshade comprises a plurality of fiber rods. Thereby, as the rotation mechanism in the base body drives the projecting column rotating, light source of the light-emitting unit projects the patterns of the projecting column on the lampshade, and the patterns create dynamical light effect with the rotation of the rotation mechanism, and the light source irradiates the fiber rods to transmit light to increase decoration function. | 09-18-2014 |
20140268862 | METHODS AND APPARATUS TO PROVIDE LIGHTING IN REFRIGERATORS - Example methods and apparatuses to provide lighting in appliances are disclosed. An example refrigerator includes a compartment disposed within the refrigerator having first and second opposite side walls, a movable component disposed in the compartment, the movable component having a front edge, a light pipe extending along the front edge of the movable component, and a first light source positioned at the first side wall to emit light into a first end of the light pipe. | 09-18-2014 |
20140286039 | Illuminated Warning Panel - A detectable warning panel including an illumination feature. The warning panel includes an array of raised domes as for prior art warning panels. The tops of at least a portion of the domes are illuminated. Preferably the tops of all the domes are illuminated. While the illumination feature may remain on at all times, in the preferred embodiment the illumination feature is switched on and off according to ambient lighting conditions. | 09-25-2014 |
20140286040 | Lamp and Luminaire - A lamp according to an embodiment includes a plurality of light-emitting sections including a plurality of kinds of light-emitting elements provided side by side in a predetermined direction on a substrate and configured to respectively emit lights of different colors, luminous fluxes of the lights respectively emitted by the light-emitting elements being separately controllable. The lamp according to the embodiment includes a pipe configured to diffuse the lights emitted by the light-emitting elements and formed including a translucent material, linear transmittance of which is any value of 0% to 50%. A distance “d” from a lower part of the pipe to the light-emitting elements is larger than the inner radius of the pipe. | 09-25-2014 |
20140293642 | INTEGRATED LIGHT PIPE AND LED - A method and apparatus is provided for an integrated light pipe. In one embodiment, the apparatus may include a light pipe with a cavity positioned at a first end of the light pipe. The apparatus may further include a light emitting diode (LED) coupled to the light pipe within the cavity. The apparatus may further include, the light emitted from the LED is directed through the light pipe. The apparatus may also include a first and second conductive mount coupled to the LED and extending out of the cavity. | 10-02-2014 |
20140313765 | ANNULUS SHAPED LUMINAIRE - An annulus shaped luminaire includes an annular structure that includes one or more luminous panels, and transition structure that couples a support structure of the luminaire with the annular structure. The one or more luminous panels emit light that illuminates an area adjacent to the luminaire. | 10-23-2014 |
20140313766 | Illumination Device and Related Systems and Methods - Illumination devices include a light source including a substantially planar light-emitting surface and an optical rod or optical taper disposed proximate to the substantially planar light-emitting surface to optically couple the optical rod and the substantially planar light-emitting surface. | 10-23-2014 |
20140321152 | LIGHT UP CENTERPIECE - A light up centerpiece including a plurality of optical fibers, a plurality of non-light up strands and other decorative elements, a molded opening, a plurality of light emitting diodes, a base portion, and a power source. The optical fibers each have first and second ends. The light emitting diodes illuminate the optical fibers, so that the light emitted at the second end of the optical fibers creates an aesthetically decorative light effect. The fibers, strands and decorative elements are proportionately arranged and held in place through an opening in a molded base so that the light is distributed throughout the centerpiece. | 10-30-2014 |
20140328081 | LIGHT GUIDE BAR AND LIGHT EMITTING DEVICE - A light guide bar includes a light guide member and a light scattering member. The light guide member defines a cutout. The light guide member includes a first end surface, a second end surface, and a circumferential surface interconnected between the first end surface and the second end surface. The cutout is defined in the circumferential surface and passes through the first end surface and the second end surface. The light scattering member is received in the cutout and scatters light back to the light guide member. The light scattering member and the light guide member cooperatively form a complete cylinder, and a thickness of the light scattering member is less than a radius of the light guide member. | 11-06-2014 |
20140334179 | LED-Based Lamp Including Shaped Light Guide - A light guide ( | 11-13-2014 |
20140340927 | LIGHTGUIDE AS LUMINAIRE - A lightguide functioning as a luminaire. The luminaire includes at least one solid state light source, such as an LED, and a lightguide configured to receive light from the solid state light source. Light from the light source is coupled into the lightguide and transported within it by total internal reflection until the light exits the lightguide. A shape of the lightguide causes and directs extraction of the light, and can also be used to create a particular pattern of the extracted light. Such shapes include linear wedges and twisted wedges. Optical films can be included on the light input and output surfaces of the lightguide. | 11-20-2014 |
20140355292 | Fiber Optic Filament Lamp - A fiber optic filament lamp is disclosed, which emulates the look and light characteristics of a vintage-style long filament incandescent lamp. The fiber optic filament lamp includes, but is not limited to, a plurality of optic filaments and at least one LED configured to direct light into an end of each of the plurality of optic filaments. Each optic filament is an optical fiber that has been treated such that light directed into the end of the filament is emitted from at least one lateral surface region of the filament. The at least one lateral surface region is configured to emit light having a substantially uniform luminous flux. In one embodiment, the lamp includes a second light emitting diode configured to direct light into a second end of each of the plurality of optic filaments. | 12-04-2014 |
20140355293 | INDIRECT LIGHTING APPARATUS - An indirect lighting apparatus includes a light-emitting device, a reflector disposed above the light-emitting device, and a wavelength conversion layer disposed on a surface of the reflector facing the light-emitting device and spaced apart from the light-emitting device. The wavelength conversion layer includes phosphors configured to change the wavelength of light emitted from the light-emitting device. The reflector is configured to reflect light emitted from the wavelength conversion layer, back towards the wavelength conversion layer. | 12-04-2014 |
20140369066 | TRACEABLE CABLE ASSEMBLY - A traceable cable assembly comprises: a fiber optic cable including a cable jacket that encloses an optical fiber, and two conductive elements that are embedded spacedly in the cable jacket and that extend along the optical fiber; and multiple lighting units spacedly secured to the fiber optic cable. Each lighting unit includes a connecting seat provided with a light emitting element, and mounted to the fiber optic cable so that the light emitting element is connected electrically between the conductive elements through the connecting seat. A portable power device is detachably coupled to the connecting seat of one lighting unit for supplying a supply voltage to the light emitting element of each lighting unit through the conductive elements. | 12-18-2014 |
20150016141 | LIGHT EMITTING PANEL ASSEMBLIES AND LIGHT GUIDES THEREFOR - A light emitting panel assembly is provided. The assembly includes: a light source; a transition area including a first major side and a second major side, wherein at least one of the first major side and the second major side includes a plurality of vertically extending flutes, wherein the flutes extend at least a portion of the height of the transition area; and an emission area in optical communication with the transition area, the emission area including light extraction elements. | 01-15-2015 |
20150023050 | BACKLIGHT MODULE - A backlight module includes a light source unit, an optical fiber, a diverging lens and a light guide unit. The light source unit includes a first light source emitting red light, a second light source emitting green light and a third light source emitting blue light. The optical fiber includes a first, second, and third incident branches and a light output portion. The three incident branches converge into the light output portion and are aligned with the three light sources to guide and mix red, blue, and green light to form white light. The diverging lens is aligned with the light output portion to receive and diverge the white light. The light guide unit faces the diverging lens to receive the white light. | 01-22-2015 |
20150029742 | LIGHT GUIDE TUBE AND LIGHT EMITTING DIODE TUBE LAMP INCORPORATING THE SAME - A light guide tube includes an inner wall, an outer wall surrounding and spaced from the inner wall and an optical waveguide layer located between the inner wall and the outer wall. The inner wall and/or the outer wall of the light guide tube define/defines a plurality of light extraction dots therein for extracting light generated by LEDs located at two opposite ends of the light guide tube and emitted into the optical waveguide layer out of the light guide tube from a circumferential periphery thereof. A light emitting diode tube lamp incorporating the light guide tube is also provided. | 01-29-2015 |
20150055365 | OPTICAL DEVICE - The invention provides an optical device for displaying one or more images on a picture tube so as to be viewable from the anterior end of the device. The optical device can be used to display abstract or non-abstract subject matter. The optical device includes a picture tube having one or more images to be displayed by the device and an imaging assembly housed in a cavity formed by lateral sides of the picture tube, the imaging assembly having a reflecting surface that reflects the one or more images on the picture tube so as to be viewable from the anterior end of the device. | 02-26-2015 |
20150062957 | LED-Based Dental Exam Lamp - Disclosed herein is an improved dental operatory lamp having an LED light source that directs light to a reflector that in turn reflects the light to illuminate a treatment area. In one embodiment, the lamp is adapted for efficient transfer of heat from the light source and into the environment. In another embodiment, the lamp is adapted to generate a predetermined pattern of light optimal for the treatment area. In other embodiments, the lamp includes structural features that enable the lamp to maintain optimum light intensity and/or temperature. Also, disclosed herein are unique reflector embodiments that intentionally provide a generally smooth surface, without facets, that reflect light at all visible and infrared wavelengths. | 03-05-2015 |
20150098238 | LED LAMP - A lamp comprises has an optically transmissive enclosure and a base. At least one LED is located in the enclosure and is operable to emit light when energized through an electrical path from the base. A light non-transmissive portion defines a light transmissive portion where the light transmissive portion is illuminated when the at least one LED is energized. The light transmissive portion may define information such as branding information. | 04-09-2015 |
20150098239 | LIGHTING DEVICE WITH REMOTE DOWN-CONVERTING MATERIAL - A lighting device is disclosed with remote down-converting material and, in particular, a solid state lighting device that forms multiple virtual light sources on remote down-converting material. The lighting devices utilizes a free-form optic having two or more focal points that generates two or more images of the light sources are formed from a single LED light source. Down-converting material is located at the two or more images of the light source. | 04-09-2015 |
20150098240 | LIGHT SOURCE MODULE - A light source module optically coupled to an optical fiber which has a light incident surface is provided. The light source module includes a plurality of light sources and a concentrator. The light sources surround an axis, and the axis passes through a center of the light incident surface and is perpendicular to the light incident surface. Each of the light sources is capable of emitting a beam along a transmitting path toward the axis. The concentrator is disposed at the axis and includes a curvy reflective surface located on the transmitting paths for reflecting the beams to the light incident surface of the optical fiber. | 04-09-2015 |
20150103555 | LIGHTING DEVICE WITH A MIXING LIGHT GUIDE BODY - Lighting device ( | 04-16-2015 |
20150109812 | ELECTRONIC MODULE - An electronic module ( | 04-23-2015 |
20150109813 | Light with Asymmetric Distribution Pattern - A light guide projects light in an asymmetric pattern. The light guide is installable with respect to a light emitting diode (“LED”) and extends along an optic axis. The light guide projects light with respect to first and second parallel projection planes that are parallel to and disposed on opposite sides of an optic axis. The light guide includes an optic body that extends along the optic axis. The light guide has a proximal end surface configured to receive light from an LED. The light guide also has a distal end surface configured to distribute light emitted by the light emitting diode. The distal end surface can take on various shapes, patterns, and configurations to distribute light asymmetrically with respect to the first and second parallel projection planes. | 04-23-2015 |
20150124475 | SYSTEMS AND METHODS FOR DISPLAYING ADVERTISING AND OTHER INFORMATION ON ATHLETIC SURFACES - A system for displaying information on a basketball court, boxing ring or other athletic surface. The system includes: a plurality of light arrays configured to be embedded in a top layer of the athletic surface and oriented to emit light upwards through the athletic surface; and a control system for selectively controlling activation of the light arrays to display advertising and other information in the athletic surface. | 05-07-2015 |
20150124476 | LIGHTING APPARATUS AND WAVELENGTH CONVERTING APPARATUS THEREOF - A lighting apparatus includes a wavelength converting apparatus. The wavelength converting apparatus includes a hollow tube and a wavelength converting material. The hollow tube has an accommodating chamber. The wavelength converting material is positioned in the accommodating chamber. | 05-07-2015 |
20150138824 | ILLUMINATION DEVICE FOR USE WITH SURVEY LEVEL ROD AND METHOD OF USE - A laser readable surveying rod is provided with adjustable lighting elements. More specifically, lighting elements, such as LED lights are provided along a length of a surveying rod such that laser readings may be taken at night or in dark conditions. Lighting elements may be translated along a length of a rod, particularly where it is desirable to illuminate only a portion of a rod and conserve valuable energy. | 05-21-2015 |
20150146450 | LIGHT CONSOLIDATION ASSEMBLY - A light consolidation assembly for attaching to a light pipe includes a housing having therein at least a first light source configured to generate a first light and a second light source configured to generate a different, second light. The light consolidation assembly also includes a light consolidator having a body including a light entry end coupled to the housing and a light exit end. The light entry end has multiple spaced-apart branches that converge into a stem that extends from the multiple branches to the light exit end. The light consolidator is configured to receive the first and second lights into respective first and second branches of the multiple branches. The first and second lights are directed into the stem and exit the light consolidator at the light exit end for transmission through a light pipe disposed at the light exit end of the light consolidator. | 05-28-2015 |
20150292685 | Illumination Equipment for a Factory Building - Illumination equipment for a factory building contains: a light-pervious roofing, an LED washer, a waterproof cover, a light pipe, a diffuser and a base. The light-pervious roofing is locked with the waterproof cover which is fitted on the light pipe, the diffuser is mounted on the light pipe, the light pipe is inserted into the base and a building roof, and the base is secured on the building roof. Between the light-pervious roofing and the waterproof cover is defined the LED washer including an LED element, such that when light luminance in a factory building is not sufficient, the LED element is started by a power source to illuminate the factory building, the waterproof cover is fitted on the base, the waterproof cover and the base are adjusted so that their fitting angle is located in a horizontal level, and the waterproof cover is fixed on the base. | 10-15-2015 |
20150292721 | Flexible Illumination Device and Method - An illuminating device includes a handle portion. The device includes a power source. The device further includes a tube construction comprising a bendable ductile member extending within a cavity thereof. A light source comprises a plurality of light emitting devices in the cavity of the tube construction. The light emitted from the light source is visible along the tube construction. | 10-15-2015 |
20150292730 | Vacuum Cleaner Inlet Door Lighting Device - A vacuum cleaner inlet door lighting device for illuminating the area directly in front of a vacuum cleaner wall mounted inlet. The lighting device includes LED's operated upon the opening of a rotatable door have a directional pattern for optimum illumination. The LED's are mounted behind the rotatable door to cause illumination when the rotatable door is open. In an alternative embodiment the LED's are remotely mounted using fiber optic cabling for direction of the light when the rotatable door is opened. When the rotatable door opens the area in front of the wall mounted inlet is illuminated so that the dirt and debris can be seen while being pushed into the collection container. When the rotatable door is closed, the illumination is turned off. | 10-15-2015 |
20150316698 | Illuminated Accessory Device - An adjustable accessory device that illuminates when powered. The device comprises a fiber optic cable having a first end opposite a second end and a housing unit, wherein the housing unit includes one or more light sources and a power source. The first end of the cable is removably connected to the housing unit and the second end is adjustably secured thereto. The housing unit further includes a retracting mechanism that can allow the fiber optic cable to retract therein. The device functions as an illuminating necklace or similar accessory article that can adjust in length, wherein the light source projects light through the fiber optic cable. The device permits individuals who are exercising outdoors or performing other outside activities to be more visible to passing motorists so to avoid injuries. | 11-05-2015 |
20150316819 | DIRECT-TYPE BACKLIGHT MODULE AND DISPLAY APPARATUS - The present disclosure provides a direct-type backlight module and a display apparatus. The direct-type backlight module may comprise: a backplane; a plurality of LED lamps distributed in an array which are positioned on the backplane; a diffusion plate above the plurality of LED lamps; and multiple optical fibers connecting two adjacent LED lamps of the plurality of LED lamps, each optical fiber being provided with a plurality of light transmission openings distributed at intervals towards the diffusion plate along its extension direction. Wherein part of light emitted from each LED lamp can be propagated along the optical fiber and transmitted to the diffusion plate via the light transmission openings. The direct-type backlight module directs part of the light emitted from the LED lamps through the plurality of light transmission openings to the diffusion plate using the optical fibers, which changes the LED lamps in the form of point light sources into area light sources. Therefore, the direct-type backlight modules provided in the present disclosure can obtain uniform illumination at the same time of reducing the number of LED lamps, without increasing the light mixing distance of the backlight modules, thereby improving light availability. | 11-05-2015 |
20150323733 | LUMINESCENT DEVICE | 11-12-2015 |
20150355408 | ILLUMINATION LAMP HAVING LIGHT GUIDE BAR - An illumination lamp having light guide bar is to dispose with at least a luminous component at an end of the light guide bar, and a plurality of mesh points is formed on a surface of the light guide bar. The luminous component comprises a heat dissipation base, a fastening base, a circuit board and two pins. The fastening base is assembled to the heat dissipation base and disposed with a through hole. An insertion slot is extended from an end of the fastening base. The circuit board is disposed with at least a LED component and placed between the heat dissipation base and the fastening base. The pins are disposed in the insertion slot of the fastening base and engaged to the circuit board. Accordingly, after conducting the luminous component, light source of the LED component enters in the light guide bar. [Light beam can be diffused by utilizing the refraction of the mesh points disposed on the surface of the light guide bar. In addition, the length of the light guide bar and quantity of the luminous component can be regulated to regulate brightness and light beam distribution. | 12-10-2015 |
20150362167 | LIGHT PIPE HEAT SINK ELEMENT - An assembly for use with a heat producing electronic device is disclosed. The assembly may include a heat sink in thermally conductive contact with a shell containing the electronic device, and a light pipe having a first thermal conductivity and configured to transmit light from a light-emitting diode (LED) to a front side of the heat sink. The light pipe may include at least a portion having a thermally conductive layer with a second thermal conductivity greater than the first thermal conductivity. The thermally conductive layer may cover at least a portion of an outer surface of the light pipe, and be positioned between, and in thermally conductive contact with a portion of the heat sink protrusions. The thermally conductive layer may be designed to conduct and radiate heat away from at least a portion of the heat sink protrusions. | 12-17-2015 |
20150362668 | Wireless Control Device Assembly - A control device, such as a gateway device for a wireless load control system, has a light bar extending around a periphery of an enclosure to provide feedback to a user of the load control system, as well as to provide a pleasing aesthetic effect on the gateway device. The control device may include at least one light-emitting diode mounted to a printed circuit board inside the enclosure, a control circuit mounted to the printed circuit board and operatively coupled to the light-emitting diode for controllably illuminating the light-emitting diode, and a multi-functional mounting structure for mounting the printed circuit board inside the enclosure. The mounting structure may have at least one light-pipe structure for conducting light from the at least one light-emitting diode to the light bar. The mounting structure may have an antenna-mounting structure to which an antenna of the control device may be mounted. | 12-17-2015 |
20150369991 | LIGHT DIFFUSING FIBER LIGHTING DEVICE HAVING A SINGLE LENS - A lighting device is provided that includes a light source package including a diode disposed in a first housing having a first opening, the diode emitting light at an emission point within the first housing. The lighting device also has a lens disposed on the first housing proximate the first opening and optically aligned with the emission point and a second housing substantially enclosing the first housing and the lens, the second housing having a second opening. The lighting device also includes an optical fiber extending through the second opening in the second housing and having a terminal end optically aligned with the lens and diode. The lens is disposed between the terminal end of the fiber and the diode, and the terminal end of the fiber is within a distance of less than 2.5 millimeters from the emission point, and the fiber emits light via a light diffusing fiber. | 12-24-2015 |
20160010848 | LIGHTED POWER TOOL | 01-14-2016 |
20160033100 | Light-Emitting Diode Input For Hybrid Solar Lighting Systems - A hybrid lighting system is disclosed in which light emitting diodes (LEDs) provide input light When illumination with solar light is unavailable. Light from LEDs are propagated through an optical fiber, which delivers the light to a point of illumination. The disclosed system reduces the amount of electricity and electric conduit for light in areas using hybrid lighting systems. | 02-04-2016 |
20160033109 | Light Guide Illumination Device for Direct-Indirect Illumination - An illumination device includes light-emitting elements (LEEs); a light guide extending in a forward direction from a first end to a second end, the light guide being positioned to receive at the first end light emitted by the LEEs and to guide the received light to the second end; and an optical extractor coupled to the second end to receive the guided light. The optical extractor is formed from a transparent, solid material and includes a first output surface including a transmissive portion arranged and shaped to transmit a first portion of the guided light to the ambient in a forward angular range and a reflective portion arranged and shaped to reflect via TIR all the guided light incident on the reflective portion; and a second output surface arranged to transmit, to the ambient in a backward angular range, light reflected by the reflective portion of the first output surface. | 02-04-2016 |
20160033718 | Movable Barrier Operator Light Distribution - A movable barrier operator mounts to a ceiling or a wall of a garage. The movable barrier operator includes an operator housing with a motor configured to open and close a movable barrier. The movable barrier operator also includes an LED light source mounted to the housing, a light cover, and a light distributing element. The light cover has several side surfaces that surround or covers the light source. The light distributing element mounts relative to the light source and is configured to scatter light projected by the LED light source so that some of the scattered light is directed toward one or more of the side surfaces of the light cover. | 02-04-2016 |
20160035199 | OPTIC FOR A STROBE NOTIFICATION APPLIANCE - A notification appliance is disclosed. The notification appliance may be a strobe notification appliance, such as an LED strobe notification appliance. The notification appliance may be wall-mounted or ceiling-mounted. Further, the notification appliance may include an optic that is configured to shape the light output from the notification appliance. For example, in a wall-mount, the optic may be mounted off-axis of a plane defined by a back plate of the notification appliance. Further, the notification appliance may be composed of a back plate, a driver board, and a front housing, with the front housing being attached to one or both of the back plate and the driver board. Moreover, the notification appliance may be used with an adapter bracket, which may be used to connect the notification appliance with one or more types of junction boxes. | 02-04-2016 |
20160076758 | Lining Material Of Bags And Luggage And Processing Method - The invention concerns a processing method of lining material for bags and luggage comprising: preparing a fabric; bonding the lightguide fiber on the fabric surface; coating a fluorescent layer on the fabric surface with lightguide fiber; setting a nano-antibiotic silicone layer on the fluorescent; setting the LED luminous tube and driving power at the end of the lightguide fiber. In this way, the first layer of the lining material is a nano silicone layer, the second the fluorescent layer, the third the fabric, a lightguide fiber between the second and third layer, LED luminous tube at the initial end of the lightguide fiber, which to light the luggage interior with the guiding characteristic of fiber by lighting up the LED. | 03-17-2016 |
20160084492 | Lighted Backpack - A lighted backpack having interior light for illuminating the contents of the backpack. The lighted backpack includes a housing having an opening that provides access to an interior volume therein, wherein a fastener is configured to removably fasten the opening and the interior volume. The interior volume includes a lighting assembly having a power supply, a sensor, a control switch, a microprocessor, and at least one light emitting diode (LED). The LED includes at least three different colored diodes that are varied in relative intensity to one another to achieve a multitude of colors. The control switch allows a user to select a desired resultant color, which is relayed to the microprocessor to modulate the relative intensity of the different colored diodes to achieve the desired resultant color. The sensor is configured to activate the lighting assembly when a user reaches within the interior volume of the housing. | 03-24-2016 |
20160097498 | LIGHTING DEVICE WITH CENTRAL AND PERIPHERAL ILLUMINATION - A light assembly includes a light source and a reflector having a reflective interior surface and a central opening. A toroidal-shaped toroid optic includes a central bore and the light source is positioned in the central bore. The toroid optic is positioned within the central opening of the reflector. A broadening lens is attached to the reflector and positioned adjacent to the toroid optic. The broadening lens includes a central optic. | 04-07-2016 |
20160116120 | LIGHTING DEVICE AND METHOD FOR MANUFACTURING A LIGHTING DEVICE - A lighting device for providing decorative lighting is disclosed. In one embodiment, the lighting device comprises a base, said base comprises a base for retro-fitting a traditional incandescent light bulb, a continuous optical element in which a string of a plurality of light emitting diodes is arranged, and an envelope encapsulating said continuous optical element such that the lighting device resembles a traditional incandescent light bulb. | 04-28-2016 |
20160116149 | LIGHT PIPE HEAT SINK ELEMENT - An assembly for use with a heat producing electronic device is disclosed. The assembly may include a heat sink in thermally conductive contact with a shell containing the electronic device, and a light pipe having a first thermal conductivity and configured to transmit light from a light-emitting diode (LED) to a front side of the heat sink. The light pipe may include at least a portion having a thermally conductive layer with a second thermal conductivity greater than the first thermal conductivity. The thermally conductive layer may cover at least a portion of an outer surface of the light pipe, and be positioned between, and in thermally conductive contact with a portion of the heat sink protrusions. The thermally conductive layer may be designed to conduct and radiate heat away from at least a portion of the heat sink protrusions. | 04-28-2016 |
20160131320 | ILLUMINATION DEVICE - An illumination device includes an optical waveguide having an optical waveguide start and an optical waveguide end. At least one light-emitting diode is assigned to the optical waveguide start. A light-absorbing element is arranged at the optical waveguide end. The light-absorbing element includes an adhesive bed with an adhesive. The adhesive of the adhesive bed has light-absorbing properties. | 05-12-2016 |
20160146450 | FLEXIBLE WATER-RESISTANT OPTICAL FIBER LIGHT DISPLAY - A light display assembly is configured to be affixed to a textile. The light display assembly comprises a light-generating segment, a light-emitting segment, and a water-tight enclosure. The light-generating segment is configured to be disposed adjacent to a rough side of the textile. The light-emitting segment is configured to receive light from the light-generating segment and emit the light so as to be viewable from a finished side of the textile. The water-tight enclosure encases the light-generating segment and at least a portion of the light-emitting segment so as to allow the light display assembly to be washed in conjunction with the textile. | 05-26-2016 |
20160150848 | MULTI-COLORED OPTICAL FIBER SHOE LAMP | 06-02-2016 |
20160178149 | ROTARY ELECTRONIC CANDLE | 06-23-2016 |
20160178826 | Lighting Device | 06-23-2016 |
20160178827 | Lighting Device | 06-23-2016 |
20160201874 | BACKLIT ILLUMINATED DEVICE WITH LIGHTING THROUGH DECORATIVE PLATED SURFACES | 07-14-2016 |
20190146148 | Light Mixing Systems With A Glass Light Pipe | 05-16-2019 |