Class / Patent application number | Description | Number of patent applications / Date published |
362240000 | Units have common housing | 87 |
20080259601 | Warning light - A warning light and warning light assembly are disclosed. The warning light includes a housing including a base and a translucent cover. The warning light includes one or more light emitting diodes within the housing, each of the light emitting diodes operable to emit light substantially along an optical output axis. The warning light also includes a reflector within the housing, the reflector including a reflective surface having a curve section disposed substantially perpendicular to the optical output axis of at least one of the one or more light emitting diodes. | 10-23-2008 |
20080266851 | Built-In Lamp - The invention relates to a built-in lamp comprising a holder for fastening in an installation surface, in particular in a room ceiling, a bulb fitting and a reflector, wherein the reflector consists of at least a first reflector region which is followed in the direction of illumination by a second reflector region which is releasable from the first reflector region to permit a bulb change. | 10-30-2008 |
20080266852 | BACKLIGHT FOR A DISPLAY DEVICE WITH IMPROVED FILTERING AND METHOD FOR CONSTRUCTING THE SAME - A light source and a method for constructing a light source for a display device are provided. A first member having first and second sides and an opening therethrough is provided. A seal is positioned on the first side of the first member and on at least one side of the opening, the seal having a first thickness. A second member is positioned on the first side of the first member such that the seal is between the first and second members. A light emitting diode (LED) operable to emit light is positioned at least one of partially between the first and second members and partially within the opening. The first member is secured relative to the second member causing a force to be applied to the seal such that the thickness of the seal is reduced to a second thickness and substantially no light can propagate between the seal and the first and second members. | 10-30-2008 |
20080266853 | LIGHTING ASSEMBLY - A lighting assembly is disclosed. The lighting assembly includes a lamp assembly having a lamp and a transparent ring that has at least two smooth surfaces that are inwardly reflective and at least one diffusive surface. The lamp assembly and the transparent ring are configured and arranged with respect to one another to deflect light from the lamp in each of a clockwise and a counterclockwise direction in a loop around the transparent ring to achieve a level of total internal reflection. | 10-30-2008 |
20080266854 | LED Lighting Device - A lighting device includes a housing, multiple light emitting diodes (LEDS), and multiple magnifier lenses. The multiple LEDS and the multiple magnifier lenses are located in the housing. Each of the magnifier lenses corresponds to a different one of the LEDS, and there are less magnifier lenses than LEDS. Each LED that has a corresponding magnifier lens is arranged with respect to its magnifier lens so that substantially all of the light emitted by the LED only traverses its corresponding magnifier lens. At least one of the LEDS emits light that does not traverse any of the multiple magnifier lenses. | 10-30-2008 |
20080273325 | Sealing and Thermal Accommodation Arrangement in LED Package/Secondary Lens Structure - An LED apparatus of the type having a mounting board, an LED package thereon with a primary lens, and a secondary lens member over the primary lens and establishing a light path therebetween, includes a resilient member against the secondary lens member in position other than in the light path, the resilient member yieldingly constraining the secondary lens member and accommodating secondary lens member movement caused by primary lens thermal expansion during operation. | 11-06-2008 |
20080278943 | Luminaire Comprising Leds - This invention relates to a luminaire ( | 11-13-2008 |
20080285273 | LED TABLE LAMP - An LED table lamp including a base, a holder, and a light emitting device is provided, wherein an end of the holder is connected to the base. The light emitting device includes a lampshade connected to the other end of the holder, multiple Lambertian LED light source assemblies, multiple side-emitting LED light source assemblies, a transparent support provided at the lampshade, and multiple brightness enhancement films (BEF). The lampshade has a side wall and a top wall connected the side wall, and the Lambertian LED light source assemblies and the side-emitting LED light source assemblies are disposed on the top wall. The BEFs are disposed on the transparent supports correspondingly to the Lambertian LED light source assemblies and are suitable to focus the light emitted from the Lambertian LED light source assemblies. | 11-20-2008 |
20080285274 | Panel light source for back-lit signs - Disclosed herein is an illuminated signboard using a plane light source in which edges of two light guide plates are cut in an inclined form, an opaque plate having high surface reflectivity is inserted between the two light guide plates to optically block the two light guide plates from each other, and the light guide plates and the opaque plate are combined to form a second lighting part. U-shaped frames including LEDs are connected to construct a frame housing and the second lighting part is combined with the frame housing. Light emitted from the LEDs and transmitted in the light guide plates is dispersed by a dispersing mechanism formed on the backsides of the light guide plates using paint, print ink or engraving to transmit the light guide plates and graphics or natural color pictures formed on transparent plates attached to the outer sides of the light guide plates so as to illuminate the graphics or the natural color pictures. | 11-20-2008 |
20080298058 | Cove Illumination Module and System - The present invention provides a cove illumination module for use in a plurality of illumination applications wherein a particular type of cove type illumination pattern is desired due to close proximity between the cove illumination module and a to-be-illuminated surface. The cove illumination module comprises a substrate to which a plurality of light-emitting elements is operatively connected. Optionally, the substrate can form a base portion of the cove illumination module. An external housing unit is sealingly mated with the substrate in order to environmentally seal the light-emitting elements. The external housing unit comprises one or more optical elements which can shape the beams of light emitted by the light-emitting elements under operating conditions and generate a desired illumination pattern on a lit surface, thereby providing a cove type illumination pattern. | 12-04-2008 |
20080298059 | Led Lamp System - The invention relates to an LED lamp system comprising at least one LED element ( | 12-04-2008 |
20080298060 | Illumination device and illumination unit - Light from a LED (point-like light source) is expanded smoothly to a desirable range at a high efficiency by a light flux control member. The light flux control member is provided with a lens portion located at a part corresponding to the LED and a mount portion (body portion) detachably supporting the lens portion. The lens portion has a back face provided with a recess located as to correspond to the LED. The recess expands light from the LED smoothly and efficiently to a broad range, bringing an emission from a front face (fore face) toward a wide range. A member-to-be-illuminated supplied with the emission is illuminated uniformly. LEDs and recesses are made enable to be arranged flexibly without need of an increased number of molds. | 12-04-2008 |
20080298061 | Light Emitting Module and Manufacturing Method - A light emitting module ( | 12-04-2008 |
20080304264 | Light source apparatus - A light source apparatus comprises reflection mirrors, first and second lamp holding sections, wherein the reflection mirrors are provided between the first and second lamp holding section, a reflection mirror support plate to which reflection mirrors are attached, a first lamp holding section support plate to which the first lamp holding section is attached, a second lamp holding section support plate to which the second lamp holding section is attached, a first fixing member which fixes the reflection mirror support plate and the first lamp holding section support plate to each other, a second fixing member which fixes the reflection mirror support plate and the second lamp holding section support plate to each other. | 12-11-2008 |
20080310158 | Solid State Illumination Device - A solid state illumination device includes a semiconductor light emitter mounted on a base and surrounded by sidewalls, e.g., in a circular, elliptical, triangular, rectangular or other appropriate arrangement, to define a chamber. A top element, which may be reflective, may be coupled to the sidewalls to further define the chamber. The light produced by the semiconductor light emitter is emitted through the sidewalls of the chamber. The sidewalls and/or top element may include wavelength converting material, for example, as a plurality of dots on the surfaces. An adjustable wavelength converting element may be used within the chamber, with the adjustable wavelength converting element being configured to adjust the surface area that is exposed to the light emitted by the semiconductor light emitter in the chamber to alter an optical property of the chamber. | 12-18-2008 |
20090002985 | LED LENS ARRAY OPTIC WITH A HIGHLY UNIFORM ILLUMINATION PATTERN - An LED (light emitting diode) illumination device that can generate a uniform light output illumination pattern. The illumination source includes an array of LEDs. Forward of the LEDs is an array of negative lens surfaces. At a distance from the LED the width W of the lens and the spacing D between the LEDs enhances creating the uniform light output illumination pattern. The negative lens surface can be non-symmetric and take a conic or conic-like shape. | 01-01-2009 |
20090009996 | Lighting Device - The lighting device has a stack of functional layers that in turn have at least: an optics layer with at least one optical element; a light source layer with at least one light source that is adapted to radiate light through the optics layer to an exterior; a printed circuit board connected to an electronic driver to drive the lighting device; and a cooling layer with at least one cooling element for cooling at least the at least one light source. | 01-08-2009 |
20090016052 | Apparatus and Method of Using LED Light Sources to Generate a Unitized Beam - An apparatus includes: a plurality of light emitting diodes (LED) of similar or differing wavelengths; a reflector for collecting energy from two or more LEDs into an approximately composite beam; and a housing for distributing this energy into a common aperture. A heat sink and electronic control for the individual LEDs is included. The LEDs have different color outputs and are selectively controlled to determine the color of light from the apparatus. In one embodiment there are at least two LEDs, at least two reflector cavities, a common combining cavity or zone, a mounting each of the LEDs within the reflector cavities and a housing. The LEDs are mounted on the heat sink and selectively driven to modulate the intensity of selected ones of the LEDs according the nature of the frequency bands in the driving signal, e.g. mixed color outputs according to the control of a musical signal. | 01-15-2009 |
20090021933 | LED LUMINAIRE FOR GENERATING SUBSTANTIALLY UNIFORM ILLUMINATION ON A TARGET PLANE - A luminaire that can provide a beam pattern having a substantially uniform illuminance across a target plane includes a plurality of LEDs mounted on a support and at least one reflector fixed with respect to the support and cooperating with the plurality of LEDs. | 01-22-2009 |
20090027884 | STRUCTURE OF A SUPPORTING ASSEMBLY FOR SURFACE MOUNT DEVICE LED AND MANUFACTURING METHOD THEREOF - A structure of a supporting assembly for a surface mount device LED and a manufacturing method thereof are provided. The structure of a supporting assembly comprises a plate and a substrate of LEDs. The plate has a plurality of supporting areas and a plurality of lenses each of which is respectively disposed on each supporting area. The substrate of LEDs comprises a metallic plate unit and a plurality of a surface mount device LED units each formed on the metallic plate unit. Moreover, the plate is combined with the metallic plate unit, so that each lens is respectively assembled with the corresponding surface mounting device LED unit. Via the above-mentioned structure, mass produced lenses can be assembled with and positioned on the corresponding LED units at the same time. The processes are modified and the production rate is increased. | 01-29-2009 |
20090046459 | LIGHTING DEVICE - The present invention relates to a lighting system comprising a plurality of LEDs emitting light with different colors. The LEDs are provided with collimating optical components ( | 02-19-2009 |
20090046460 | Energy-Saving LED Street Lamp and Method for Saving Energy with the Same - The present invention provides an energy-saving LED street lamp and a method of saving energy with said LED street lamp. A energy-saving LED street lamp comprises lamp body, power supply adapters, constant current actuating device, and LED lamps. said constant current actuating device is connected in series with the output end of the Power supply adapter, supplying power to said LED lamps. Said energy-saving lamp also comprises auto light-dimmer energy-saving controller; the signal output end of said auto light-dimmer energy-saving controller being connected with constant current actuating device. Said LED lamps compose a plurality of working module; each of the said working module is connected with an independent Power supply adapter. Said auto light-dimmer energy-saving controller has a plurality of routes of output signal, and each of the route of signal output end is connected with a constant current actuating device, and sequentially control the lighten and extinguish time of a working module. A method of saving energy with said LED street lamp is published, too. The working time each day of LED street lamp is divided into a plurality of working time period on the basis of the measure of light used, and then different quantities of working modules are turned on in different time period controlled by the auto light-dimmer energy-saving controller on the basis of the measure of light used. | 02-19-2009 |
20090052172 | Bar light - A bar light is disclosed to include two light source holders, and a light transmissive light guide bar connected between the light source holders and aimed with its two ends at a respective light source in each light source holder and having light reflecting spots arranged over the periphery for reflecting light from the light sources in such a manner that the number of counts of the light reflecting spots is gradually increased in axial direction from the two opposite ends of the light transmissive light guide bar toward the middle part. In an alternate form, only one light source holder is provided at one end of the light guide bar, and the other end of the light guide bar is capped with an end cap and a reflector in the end cap. | 02-26-2009 |
20090052173 | OPTICAL ELEMENT AND BACKLIGHT MODULE HAVING THE SAME - An optical element, a light-emitting component and a direct-lit backlight module having the optical element are provided. The optical element includes a bottom surface, at least one side refractive surface for refracting one part of a light beam incident from the bottom surface, and an upper refractive surface for refracting the other part of the light beam incident from the bottom surface. A maximum included angle formed between the light beam incident from the bottom surface and to be irradiated onto the side refractive surface and the bottom surface is a first angle (α). An included angle formed between a light beam coming out from at least one side refractive surface and the bottom surface is smaller than or equal to the first angle. A maximum included angle formed between the light beam incident from the bottom surface and to be irradiated onto the upper refractive surface and a central axis of the optical element is a second angle (β). An included angle formed between the light beam coming out from the upper refractive surface and the central axis of the optical element is greater than or equal to the second angle. | 02-26-2009 |
20090067172 | LIGHTING APPARATUS - A lighting apparatus comprises a housing, a light source comprising a plurality of semiconductor light emitting devices, and allocated in the housing so as that the semiconductor light emitting devices are directed downward, a first reflector, which is mounted beneath the light source and formed in a convex body gradually thinning down toward upward, comprising a plurality of segmental reflectors having on its top a installation hole for arranging the semiconductor light emitting device and on its bottom opened wider than the installation hole, and a second reflector allocated beneath the first reflector, wherein the height of the second reflector is defined to secure that a first light shielding angle specified by a straight line passing through the semiconductor light emitting device and the bottom edge of the segmental reflector of the first reflector is larger than a second light shielding angle specified by a straight line passing through the bottom edge of the segmental reflector of the first reflector and the bottom edge of the second reflector. | 03-12-2009 |
20090086485 | LED louvers and lighting system - A LED louvers and lighting system is described. The system can utilize interchangeable LED light assemblies placed within LED light modules. The light output from the light modules can be directed and diffused via a selection of louvers. A LED controller can be utilized to allow a user to control the light output intensity from the light modules. The LED controller provides a smooth range of changing brightness levels. The system can be controlled via a wired switch and/or a radio frequency remote control. Additionally, the LED light modules are daisy chainable and can utilize low-voltage wiring for ease of installation. | 04-02-2009 |
20090086486 | SURFACE LIGHT SOURCE DEVICE - A surface light source device includes a plurality of light guide plates spliced together side by side and forming a plurality of jointing interfaces. A plurality of LEDs is attached to a side face of each of the light guide plates. The LEDs are arranged in a linear LED array along the side face of each of the light guide plates. At most one linear LED array is arranged at the jointing interface between each two neighboring light guide plates. | 04-02-2009 |
20090097246 | PLANAR ILLUMINATION DEVICE - A planar illumination device includes at least one light source, a housing structure, at least one light guide plate, and at least one light exiting surface. The at least one light source is received in the housing structure. The housing structure includes at least one light emitting surface through which the light emitted from the at least one light source exits the at least one housing. The at least one light guide plate includes at least one light incidence surface through which the light enters into the at least one light guide plate, and contacts with the at least one light emitting surface. The light exits the at least one light guide plate through the at least one light exiting surface. The at least one light exiting surface includes a plurality of continuously connected bulge points formed thereon. | 04-16-2009 |
20090116236 | LIGHT-EMITTING DIODE STACKED LIGHTING CORE FOR LAMP BULB - A light-emitting diode stacked lighting core includes a core top board, a core bottom board, and vertical boards, all being circuit boards. The core top board and the vertical boards are provided with light-emitting diodes and the core bottom board is provided with a circuit that is formed of a rectifier and a voltage reduction element and having two terminals extending outward. The vertical boards form extended fitting tabs and the core top board and the core bottom board respectively form openings corresponding to the fitting tabs to receive the fitting tabs to fit therein and to be fixed thereto by means of soldering, whereby the light-emitting diodes of the core top board and the vertical boards are put in electrical connection with each other to form the lighting core that is receivable and fixed in a light-transmitting enclosure. | 05-07-2009 |
20090122543 | Lamp assembly - A lamp assembly includes at least one electrical socket and a tube. The electrical socket includes an insulating body and two connectors set in the insulating body. The insulating body has an insertion hole. The two connectors have a contact plate exposed in the insertion hole. The tube has two terminal lugs disposed at least at one end thereof The end of the tube and the two terminal lugs are inserted and installed in the insertion hole of the electrical socket. The terminal lugs electrically contact the contact plate of the connector. The end of the tube installed in the insertion hole is rotatable, the lighting angle can be adjusted. Thus, the tube can be electrically connected with the electrical socket quickly, the tube is lit instantly, and the tube can be rotated to adjust the lighting angle. | 05-14-2009 |
20090147512 | LIGHT EMITTING DEVICE AND ELECTRONIC APPARATUS - A light emitting device includes a plurality of light emitting elements aligned along a reference line, a plurality of lenses that collects light emitted from the plurality of light emitting elements, and a drive circuit that allows either a first light emitting element or a second light emitting element to emit light. The plurality of lenses includes a first lens and a second lens that is disposed on an opposite side of the first lens with the reference line interposed therebetween, and a distance between the center of the first lens and the reference line is the same as a distance between the center of the second lens and the reference line. The plurality of light emitting elements includes the first light emitting element and the second light emitting element that is disposed on an opposite side of the first light emitting element with the reference line interposed therebetween. A distance between the first light emitting element and the reference line is the same as a distance between the second light emitting element and the reference line. | 06-11-2009 |
20090168420 | Optical element apparatus for two-dimensional controllable localized partition backlight module - The optical element apparatus for two-dimensional controllable localized partition backlight module is disclosed. The optical element apparatus comprises of a plurality of optical units which include a plurality of point light sources, light guides and collimating sheets. The point light source is located at the center of the light guide. The light guide includes the incident surface, the bottom place connecting with the light incident surface, and the light output surface. There are micro structures on the bottom place of the light guide and the top surface of the collimating sheet. | 07-02-2009 |
20090175037 | SEALED LIGHTING ASSEMBLY EMPLOYING SIDE-EMITTING LENSES - A lighting assembly employs LED lamps and associated side-emitting lenses that each redirect the light generated by the associated LED lamp to provide a distribution of emitted light substantially normal to an axis of symmetry of the lens. In a basic embodiment, the lighting assembly employs two lenses in a stacked configuration, with one lens being inverted. The lighting assembly has two plates, to which the lenses and LED lamps attach, and the plates are attached together by a cylinder to form a sealed enclosure for the lenses and LED lamps. When increased light intensity is desired, an additional plate and cylinder can be added to form an additional enclosure, housing additional LED lamps and lenses. Further enclosures can be formed by additional plates and cylinders. | 07-09-2009 |
20090185372 | LED flat lamp - An LED flat lamp including a housing with a light-emitting area at the bottom thereof. The internal side thereof undergoes a reflexion treatment. At least one LED is disposed within the housing. A power connector is extended from the LED to the outside. The LED is installed on a circuit board. A light guide plate is installed at one side of the LED within the housing. The light exit side of the light guide plate is provided with a microstructure for a uniform light exit. Moreover, an optical film unit is attached to the bottom of the light guide plate such that the light-emitting area of the housing is covered with the optical film unit. The optical film unit consists of one or several brightness enhancement films and one or several diffusers. In this way, the problem of glaring light directly emitted by the prior art is resolved. The LED flat lamp in accordance with the invention can emit a non-glaring light and can be modularized into a standardized product. | 07-23-2009 |
20090190349 | LIGHT GUIDE EXPOSURE DEVICE - The invention provides a light guide exposure device comprising light emitting diodes arranged in a single array defining an array width and a flexible light guide having a proximal end and a distal end; the proximal end defining a proximal end diameter. The array is positioned in substantial alignment with the light guide proximal end to direct substantially all of the light from the array to the proximal end. There is no optical element between the light emitting diodes and the proximal end which optical element would decrease the intensity of light directed from the light emitting diodes to the proximal end. The array width is substantially equal to the proximal end diameter. | 07-30-2009 |
20090219717 | Illumination device - Disclosed is an illumination device for projecting a substantially uniform light at a remote distance. The illumination device comprises a mounting assembly divided into a plurality of sections, each section comprising a plurality of light emitting sources arranged substantially equidistant along a circumference of the assembly to project a light substantially perpendicular to the assembly, an contact plate connected via a central axis with, and fixed to, the mounting assembly, the contact plate providing an electrical contact to each of the light emitting devices, a plurality of lensing assemblies equal in number to the plurality of sections axially aligned with the mounting assembly, the lensing assembly aligned with a select one of the light emitting sources in a corresponding section, the light emitting source being positioned in front of a focal point of the lensing assembly, each lensing assembly comprising at least one optically transparent lens determining the lensing assembly focal point wherein the lensing assembly is oriented at a known angle with regard to the light projected from the light source, and means for shifting the contact plate and mounting assembly to align a select one of said light emitting devices with a corresponding lensing assembly. | 09-03-2009 |
20090231847 | LED ILLUMINATING DEVICE - A LED illuminating device includes a substrate, a plurality of blue LEDs mounted on the substrate, and an optical layer, which is kept a predetermined distance from the blue LEDs, for diffusing rays of the blue LEDs and for converting the rays of the blue LEDs to white light, or at least diffusing the rays and converting the rays to white light in the same time. The LED illuminating device may be incorporated in a direct-light backlight module or an edge-light backlight module to provide a light source with higher brightness and more uniform brightness and hue distributions. | 09-17-2009 |
20090237931 | LED LAMP ASSEMBLY - An LED lamp assembly includes a receiving member and a pair of LED lamps. The receiving member has a pair of opposite slope surfaces. The LED lamps are mounted on the opposite slope surfaces of the receiving member. Each of the LED lamps includes a heat sink having a bottom defining a plurality of differently-angled planar surfaces. A plurality of LED modules is mounted on the planar surfaces of the heat sink, respectively. | 09-24-2009 |
20090262531 | LED LIGHT ENGINE - A light engine comprises a plurality of LEDs and a plurality of optical elements each cooperating with a respective LED. The optical elements broaden the off-axis angle from the respective LEDs to provide a more uniform illumination at a target plane. | 10-22-2009 |
20090268458 | Illumination device - Disclosed is an illumination device for projecting a substantially uniform light at a remote distance. The illumination device comprises a mounting assembly divided into a plurality of sections, each section comprising a plurality of light emitting sources arranged substantially equi-distant along a circumference of said assembly at an angle to project a light image at the remote distance, an contact plate connected via a central axis with, and fixed to, the mounting assembly, the contact plate providing an electrical contact to each of the light emitting devices, a plurality of lensing assemblies equal in number to plurality of sections axially aligned with the mounting assembly, the lensing assembly aligned with a select one of the light emitting sources in a corresponding section, the light emitting source being positioned in front of a focal point of the lensing assembly, each lensing assembly comprising at least one optically transparent lens determining said lensing assembly focal point, and means for shifting said contact plate and mounting assembly to align a select one of said light emitting devices with a corresponding lensing assembly. In another aspect of the invention, the lens assemblies may be positioned linearly and light emitting sources are positioned along an edge of the mounting assemblies, wherein the LEDs are positioned in front of the lensing assemblies by shifting each of the mounting assemblies. | 10-29-2009 |
20090268459 | LIGHT EMITTING DIODE LAMP - An LED lamp includes a base, a plurality of LEDs arranged on the base, and a cover. Each LED has an emitting surface. The cover includes a mounting side attached to the base, and an opposite emitting side. A plurality of blind holes extends into the cover from the mounting side of the cover, and encases the plurality of LEDs therein, respectively. Each blind hole includes an open side facing the base, an opposite closed side facing the emitting surface of the LED, and a sidewall arranged between the open side and the closed side of the blind hole. An area of the closed side of each hole exceeds that of the open side of the blind hole. The sidewall surrounds the LED and reflects light of the LED to the closed side of the blind hole of the cover. | 10-29-2009 |
20090290344 | LED wall wash light - Embodiments of the present invention relate to an LED light fixture that linearly arranges a plurality of LEDs within a housing such that each LED has a respective collimator. The output from the collimators is directed to a diffuser that shapes the light provided by the fixture so that a desired viewing angle is achieved. More particularly, the LEDs are located on a first circuit board and the driver chips for the LEDs are located on a second circuit board which sandwich a heat sink. | 11-26-2009 |
20090296390 | Adjustable led lighting system, kit and method of using same - A light emitting diode lighting system and kit includes a plurality of matched pairs of breakaway light emitting diode assemblies adapted to be mounted in a primary lamp holder where each individual matched pair assembly includes: (1) a light emitting diode coupled to a printed circuit board; (2) a break away housing adapted to be pressed fit over the light emitting diode; and (3) a breakaway lens adapted to be pressed fit into the housing to facilitate controlling the spread of light emitted by said light emitting diode from a wide range angle Ø to a narrow range angle β at a user selected breakaway angle θ of between about A degrees to about B degrees. | 12-03-2009 |
20090310357 | Collimation structure of led module and lamp using said led module - This invention relates to a collimation structure of LED module and a lamp using said LED module. The collimation structure of the present invention mainly has a lens provided at a place along the irradiation direction of the light beam emitted from LED. The lens has a first curved surface and a second curved surface, and the curvatures of both are different from each other. In this manner, the object of collimating the light emitted from the LED can be achieved by the provision of the first curved surface and the second curved surface and by the difference between the curvatures of the first curved surface and the second curved surface. Moreover, the collimated beam pattern of the light output through the lens can be changed by the variation of the curvatures of the first curved surface and the second curved surface so that said LED can fulfill the requirement of the application in illumination or alarming. | 12-17-2009 |
20090323333 | LED LAMP - An LED lamp includes a lamp holder, a lens, and at least one LED. The lamp holder includes a substrate and a reflector expanding from an outer periphery of the substrate. The lens couples to the reflector of the lamp holder to seal a receiving space of the lamp holder. The at least one LED is received in the receiving space and arranged on the substrate. The lens includes an incident surface facing the receiving space and an opposite emitting surface. At least one micro-structure is formed on the incident surface of the lens corresponding to the at least one LED. The at least one micro-structure is located on a central axis of the at least one LED, for diffusing the light generated by the at least one LED. | 12-31-2009 |
20100008089 | LIGHTING FIXTURE - A compact lighting fixture having various functions can be achieved at low cost. The lighting fixture can provide a high degree of freedom for space utilization, can provide a comfortable illumination space with designed light distribution, can be configured to require a smaller space for installation, and can have an appearance that is not so different from its surroundings. As a component constituting the illumination optical system, a polygonal frustum portion can be located at a center and can have tapered side reflecting portions. When assuming that three concentric imaginary circles have respective radii of R | 01-14-2010 |
20100027258 | ILLUMINATION APPARATUS FOR CONDUCTING AND DISSIPATING HEAT FROM A LIGHT SOURCE - An illumination apparatus comprising an optics module wherein a driving circuit may be disposed within the proximal base portion of the optics module. The proximal base portion may further be releasably secured within an independent heat dissipating element. Such an apparatus may be very beneficial in light emitting diode (LED) applications due to its efficient conduction and dissipation of heat away from the LED semiconductor junction. Additionally, a releasable optics module comprising a plurality of LEDs and a driving circuit provides for cost efficient and environmentally friendly replacement of such a component at the end of its lifespan. The heat dissipating element (e.g. heat sink) may continue to be used, while only the optics module need be replaced or serviced as required. Precious environmental resources may thus be conserved and maintenance costs reduced while concurrently extending the lifespan of such an inventive illumination apparatus. | 02-04-2010 |
20100039811 | SUSTAINABLY CONSTRUCTED HEAT DISSIPATING INTEGRATED LIGHTING SURFACE - A lighted heat dissipating panel made of sustainable renewable materials such as recycled aluminum and soy-based urethane, for use in architectural or shelving applications. The panel may be flat, rectangular, curvilinear, or of varying cross section so as to include any three-dimensional shape as desired. Lightweight materials such as carbon fiber, fiberglass, resin, soy-based urethane, and similar materials are used in combination with thermally conductive structural materials, such as expanded aluminum honeycomb, preferably fabricated from recycled aluminum, to provide a stiff, lightweight, machinable, moldable, and thermally conductive panel for use with lighting elements. Lighting elements are housed within the panel, providing illumination as desired. Heat is transferred from the lighting elements through the panel to the supporting structure and radiated from the panel itself, providing cooling effect for the lighting elements, reducing the temperature in the immediate vicinity of the lighting elements and providing for longer lighting element life. | 02-18-2010 |
20100073927 | Lens for Solid-State Light-Emitting Device - A lens is provided for use with a solid-state light-emitting device, typically a light-emitting diode. The lens may be used in luminaries for roadway lighting and other applications. In one embodiment the lens includes a conical structure proximate the light-emitting source of the light-emitting device. | 03-25-2010 |
20100182786 | HYBRID HID/LED REFLECTOR - A lighting fixture having a first light source and a second light source contained within a single housing. In a first embodiment the first light source is an LED lighting source and the second light source is an HID lighting source within a common housing is disclosed. Each lighting source includes its own reflector assembly, and the reflector assemblies can be side by side. Alternatively, an induction lighting source can be substituted for the LED or HID light source. The lighting fixture is suited for outdoor lighting or indoor lighting, where each lighting source can operate independent of the other lighting source. | 07-22-2010 |
20100328945 | LED LAMP - An LED (light emitting diode) lamp includes a lamp body, a plurality of fixing assemblies fixed to a top of the lamp body and a plurality of fasteners fixed to the fixing assemblies. The lamp body comprises a housing defining a plurality of runners in a top thereof and a light emitting module mounted in a bottom of the housing and applying an LED module as a light source. The fixing assemblies are placed on the top of the housing. Each fastener has a head located at an underside of a corresponding one of the fixing assemblies and securely received in a corresponding runner. The fixing assemblies are provided for securely fixing the LED lamp in position and in a desired illuminating angle. | 12-30-2010 |
20110013395 | LIGHTING SYSTEM - A lighting system with at least one LED panel is provided. Said LED panel including a plurality of similar lighting modules, said lighting modules having controllable light-emitting diodes (LEDs) and a polygonal housing frame. Said polygonal housing frame comprising a board for receiving said lighting modules. Said polygonal housing frame including a plug connector on at least one side of the housing frame for positively mechanically coupling a sliding rail connection. Said plug connector including electrical contact means integrated in said mechanical sliding rail connection. | 01-20-2011 |
20110013396 | HIGH PERFORMANCE LED LAMP SYSTEM - An LED lamp system with a plurality of LED elements is described. The system comprises a chamber ( | 01-20-2011 |
20110026249 | Low profile LED lighting assembly - The Low profile LED lighting assembly includes a housing, a circuit board, a plurality of LEDs, and a plurality of reflector assemblies. The circuit board provides wiring and power to thirty-two LEDs arranged in the housing. Each LED is surrounded by a reflector assembly and arranged within the housing to provide a relatively uniform and bright central region to illuminate a predetermined space beneath the device. Each LED and reflector assembly is adapted to illuminate a portion of the total target area. The reflector assembly has five asymmetrical facets surrounding each LED to direct the LED light output to a region within the narrow region of the target space. Repetition of this arrangement results in a light distribution pattern that covers the entire target area. | 02-03-2011 |
20110103057 | Focused lighting device - A focused lighting device has a plurality of light sources, each of which emits a light beam, and a focusing cup. The cup has a cup body with an opening at its top, a reflective hood positioned in the cup body and defining a plurality of reflective mirrors, with each mirror corresponding to a separate one of the light beams emitted from the light sources to reflect the corresponding light beam emitted from the light sources, so as to simulate a central light source focused in the focused cup. The focused lighting device can also include a plurality of partitions, with each partition positioned between adjacent reflective mirrors to separate the light beams emitted from the light sources so as to prevent the light beams from projecting onto non-corresponding reflective mirrors. The focused lighting device can further include a hood body disposed at the top opening of the focusing cup and having a plurality of parallel light guides. | 05-05-2011 |
20110141736 | LED panel - A rectangular LED panel includes a transparent cover plate comprising a flanged frame having two recesses on each edge and a plurality of projections on a rear surface; a rectangular substrate comprising a plurality of through holes, a plurality of LED elements on a front surface, a plurality of electrically connected ICs on a rear surface, and four sets of first and second electrical terminals electrically connected to the ICs wherein the ICs are electrically connected to the LED elements; and a base plate comprising four sets of two cavities. The base plate is secured to the rear surface of the substrate and the substrate is secured to the rear surface of the cover plate with the projections being inserted through the through holes to urge against the base plate, and each of the first and second electrical terminals being disposed adjacent to both the recess and cavity. | 06-16-2011 |
20110228534 | HIGHLY-EFFICIENT AND HIGH-POWER LED LIGHT SOURCE, AN LED LAMP WHICH USES THE LIGHT SOURCE AND THE APPLICATION OF THE LAMP - The present invention relates to a highly-efficient and high-power LED light source and LED lamp which uses the light source and the application of the lamp, particularly relates to a high-power LED light source and to a high-power LED lamp which uses such light source, and also to the application of such lamp. A highly-efficient and high-power LED light source comprising an LED, a condenser which condenses the light of the LED, wherein the said condenser is a concave mirror, and wherein the emitting part of the said LED is located at the focus of the concave mirror; and a converging lens which is located in front of the said LED, wherein the focus of the said converging lens is located at the emitting part of the said LED. The present invention solved the problem of low luminous efficiency of existing high-power LED light sources, and the problem of inadequate fullness and softness of the light emitted by existing high-power LED light sources. | 09-22-2011 |
20110280015 | LED Lamp Assembly - The present invention relates to lighting assemblies and more particularly to light emitting diode (LED) light bulbs comprising a support for one or more LED lenses, which can be used to position and support the lenses within the lamp housing and which facilitate assembly of the light bulbs during manufacturing. | 11-17-2011 |
20120147602 | LIGHT-EMITTING DEVICE - A holding hole of a holding body has an edge portion and an inner peripheral surface which is a concavely curved surface connected to the edge portion. In a light source unit which supports a light source, projections are formed at three locations, and each of front surfaces thereof has a convexly curved line having a curvature radius longer than that of the inner peripheral surface. When the light source unit is inserted into the holding hole, the front surfaces of the projections at the three locations are brought into point contact with the edge portion at contact portions on the convexly curved lines. By performing laser welding at these contact portions, the attitude of the light source unit after its tilt adjustment can be stabilized and fixed to the holding body. | 06-14-2012 |
20120236560 | Street Lighting Device - An illumination device comprising a housing positionable at a distance from an area to be illuminated and having at least one lighting module, on a support in the housing, that has lighting units having the same light distribution characteristics. Each of the lighting units contains lighting elements and associated lenses arranged in front of the same in the light-emitting direction. Different lighting modules may include lighting units having different light distribution characteristics, while the lighting units have optical axes running parallel to each other. At least one lighting unit is configured such that its light distribution characteristics have at least one asymmetrical section relative to a central plane of the lighting unit. | 09-20-2012 |
20120250318 | LED SURFACE COVER, AND LED LIGHTING SYSTEM, DISPLAY DEVICE - An LED surface cover ( | 10-04-2012 |
20130100667 | LIGHT BEACON - The present disclosure relates to a light beacon. The light beacon comprises a casing and a plurality of light units. Each light unit is disposed along a periphery of the casing. Each light unit comprises a back reflector, two parallel side reflectors and at least one light emitting diode. The back reflector has at least a section defining a parabolic shape. The two parallel side reflectors face each other on opposite sides of the back reflector. The at least one light emitting diode (LED) is positioned about a focal point of the section defining a parabolic shape of the back reflector. The position of the at least one LED with respect to the back reflector determines an angle of projected light beam by the light unit. | 04-25-2013 |
20130141908 | MINIATURE CELLULAR STRUCTURE FOR RETROFIT LED LAMP SECONDARY OPTICS - In one general aspect, an LED-based illumination source is disclosed that includes a screw-in household base with an outer thread centered about an insertion axis. A directional-type illumination housing is mechanically connected to the base and has a round light delivery end centered around the insertion axis and has a diameter that is larger than the base. One or more LED illumination elements occupy a portion of the round light delivery end of the directional-type illumination housing and each has an optical axis at least generally parallel with the insertion axis and face away from the base. One or more at least generally coplanar lenses have at least generally parallel optical axes each being aligned with one of the elements and being positioned opposite from the base with respect to the elements. A planar light-spreading element is positioned at least generally perpendicular to the optical axes and spans a portion of the round light delivery end of the directional-type illumination housing different from the portion of the round light delivery end of the directional-type illumination housing occupied by the illumination elements. The planar light-spreading element is optically coupled to the illumination elements, with the planar light-spreading element including an at least generally planar light-transmitting surface facing toward the base and with the planar light-transmitting surface defining lens elements each having an optical axis that is generally perpendicular to the light-transmitting surface. | 06-06-2013 |
20130141909 | CONTROL OF LUMINOUS INTENSITY DISTRIBUTION FROM AN ARRAY OF POINT LIGHT SOURCES - In various embodiments, a lens array comprises a plurality of aspheric lens elements each optically coupled to a light-emitting element and producing an out-of-focus image thereof. The images combine to generate a target luminous intensity distribution, e.g., providing constant illuminance on a plane. | 06-06-2013 |
20130188355 | LAMP CHAIN, METHOD AND THE TOOLING FOR MAKING THE SAME - A method for making a lamp chain may include: a) providing a tooling provided with a cavity therein, wherein multiple lens-like holes spaced apart from each other at a predetermined distance are formed in the bottom of the cavity; b) placing a circuit board mounted with multiple illuminants in the cavity and keeping the circuit board away from the bottom of the cavity at a predetermined distance; wherein the multiple lens-like holes correspond to the positions of the multiple illuminants at the circuit board; c) injecting glue into the cavity until the glue fully fills the cavity; and d) solidifying the glue. | 07-25-2013 |
20130194799 | ILLUMINATING APPARATUS AND ILLUMINATING MODULE - An illuminating module includes a cover body, a plurality of lens elements, a flexible element and a light-emitting component. The cover body has a plurality of first through holes. The lens elements are opposite to the first through holes, respectively, and the size of each lens element is made compatible with the size of each first through hole. The lens elements are disposed between the flexible element and the cover body. The light-emitting component has a circuit board and a plurality of light emitting diodes. The light emitting diodes are disposed on the circuit board and opposite to the lens elements, respectively. The lights emitted from the light emitting diodes are outputted through the lens elements respectively. | 08-01-2013 |
20130265760 | VARIABLE BEAM ANGLE DIRECTIONAL LIGHTING FIXTURE ASSEMBLY - A directional lighting fixture having a variable beam angle that is easily adjusted. One or more lighting sources are disposed within a fixture housing. A removable cover is disposed over the open end of the housing. The cover comprises a micro lens structure that defines the beam angle of the light that is emitted from the fixture. The removable cover, or in some configurations portions of the cover, can be easily replaced by the end user to achieve a desired beam angle. | 10-10-2013 |
20130322076 | LIGHT BULB WITH PLANAR LIGHT GUIDES - A light bulb includes light guides extending in a direction having a radial component with respect to a longitudinal axis, each light guide including a light input edge, opposed major surfaces, and light extracting elements at least one of the opposed major surfaces. In one embodiment, the light guides are disposed about an axial heat sink, and for each light guide, a respective light source is mounted to the axial heat sink to edge light the light guide such that light from the light source propagates in the light guide by total internal reflection. In another embodiment, a housing is at an end of the light guides, and for each light guide, a respective light source is mounted to the housing to edge light the light guide such that light from the light source propagates in the light guide by total internal reflection. | 12-05-2013 |
20140016316 | ILLUMINANT DEVICE - An illuminant device includes a housing and an illuminant unit. One side of the housing has a platform-part, the illuminant unit is disposed on the platform-part. The illuminant unit includes a carrying body and a plurality of light emitting diode (LED) dies. The carrying body is made of ceramic material and has three lateral surfaces adjoined with each other. Each lateral surface disposed with a plurality of circuit layouts, the LED dies are placed on the lateral surfaces and electrically connected to the circuit layouts. | 01-16-2014 |
20140022787 | LIGHTING APPARATUS - The present invention relates to a lighting apparatus using LEDs as light sources and a display using the lighting apparatus, particularly, the present invention provides a lighting apparatus including: a plurality of light sources located on a printed circuit board; and a reflecting unit provided on the printed circuit board; and a spaced area provided inside the reflective unit. | 01-23-2014 |
20140043812 | Lighting Assembly and Methods of Assembling Same - A lighting assembly is disclosed. The lighting assembly has an extrusion having a back plate and a plurality of fins. Each fin has a plurality of openings. The lighting assembly has at least one circuit board with a plurality of LEDs. The lighting assembly also has at least one lens holder. Each lens holder has a plurality of openings and a plurality of pockets. The plurality of openings of the lens holder are disposed to accommodate the plurality of LEDs when the lens holder is placed on top of the circuit board. Each of the plurality of pockets is used to accommodate placement of a corresponding lens. The plurality of LEDs are disposed, and the corresponding lenses are sized and disposed, to maximize light density over a given area. | 02-13-2014 |
20140071675 | LED LAMP HAVING A LARGE ILLUMINATION ANGLE - An LED bulb includes a connecting member having an Edison male screw base and an LED module engaging with the connecting member. The LED module includes a circuit board, a first LED and a plurality of second LEDs mounted on the circuit board. The first LED is arranged on a center of the circuit board. The second LEDs are located surround the first LED. The LED bulb furthermore includes a plurality of lens. Each lens covers a corresponding second LED. Each lens includes a light-guiding portion which includes a light input surface and a light output surface. Light emitted from each of the second LEDs travels into the lens via the light input surface, and is refracted out to lateral directions of the LED bulb by the light output surface of the light-guiding portion to obtain a wider illumination range. | 03-13-2014 |
20140104832 | SYSTEM AND METHOD FOR COLOR MIXING LENS ARRAY - Embodiments described herein provide optical systems that can mix colors to produce illumination patterns having a large area with uniform color. One embodiment of an optical system can include a set of optical units that each produces an illumination pattern with uniform color and intensity. The optical units are spaced so that the individual illumination patterns overlap to create an overall illumination pattern with an overlap area. In the overlap area, the colors emitted by the individual optical units mix to create a desired color. Embodiments of optical systems can provide beam control so that the optical units emit a high percentage of light in beam. | 04-17-2014 |
20140160755 | TROFFER LUMINAIRE SYSTEM HAVING TOTAL INTERNAL REFLECTION LENS - A system and method for efficiently transmitting and distributing light emitted from a light source such that substantially all of the light is directed into an area to be illuminated. The system provides a troffer luminaire including one or more high efficiency optical lenses having total internal reflection (TIR) such that substantially all the light collected from a light source passes through the lenses with good luminance uniformity. The lenses are flexibly configurable to control the distribution profile of the light output through the lenses as desired for particular lighting applications. In one or more embodiments, other devices and techniques including diffusers, reflectors, spacing, and the like may be used to further control the distribution profile of the light output through the lenses. | 06-12-2014 |
20140185289 | FACADE LIGHT COMPRISING LIGHT-EMITTING DIODES - A facade light having a housing for accommodating a lighting device, operating devices and terminals, including light-emitting diodes as the lighting device and lenses for distributing the light emitted by the light-emitting diodes, wherein at least two light-emitting diodes are combined to form LED clusters ( | 07-03-2014 |
20140198498 | Runway Sign Having a Replaceable Single LED Lamp - A two-sided airfield runway sign with direct illumination by a single LED lamp. Light is produced by a linear array of white-light LEDs. A cylindrical lens is mounted longitudinally adjacent to the LEDs, and collects a central portion of the light emitted from the LEDs. A pair of inclined surfaces extend from the lateral edges of the LEDs to respective lateral edges of the cylindrical lens. The inclined surfaces have a rough surface texture and reflect light diffusely. The inclined surfaces collect a peripheral portion of the light emitted from the LEDs, and direct the reflected light toward the cylindrical lens. The LEDs, cylindrical lens and inclined surfaces are all mechanically supported by a heat sink. The replacement lamp is placed into a runway sign near its top or bottom edge, and illuminates both viewing surfaces of the runway sign simultaneously without a diffuser. | 07-17-2014 |
20140218919 | LED LENS AND LED MODULE FOR TWO-SIDED LIGHTING, AND LED TWO-SIDED LIGHTING APPARATUS USING SAME - There is provided a light emitting diode (LED) lens for double-sided lighting, including a light diffusion agent diffused therein, the LED lens including a light receiving portion receiving light, a first light transmitting portion corresponding to the light receiving portion and transmitting a portion of the light in an upward direction therefrom, a reflective portion extended from the first light transmitting portion and reflecting a portion of the light, and a second light transmitting portion facing the first light transmitting portion and transmitting the light reflected by the reflective portion in a downward direction therefrom. | 08-07-2014 |
20140268759 | LED ARCHITECTURAL LUMINAIRE HAVING IMPROVED ILLUMINATION CHARACTERISTICS - An LED architectural luminaire for providing the lighting characteristics of a fluorescent luminaire comprises an LED mounting plate having angled sides for mounting strips of LEDs to allow the LEDs to illuminate the entire face of the luminaire to achieve bat-wing light distribution and a favorable spacing criteria of about 1.5. | 09-18-2014 |
20140347853 | HIGH-POWER LED LUMINAIRE HAVING A MODULAR, EXPANDABLE MECHANISM - The invention relates to a high-power LED luminaire for public lighting. The use of individual diffusers for each LED makes it possible to obtain a light pattern similar to the I/SI type, which is ideal for public lighting. Every PCBA, which is supplied by a power controller, can be exchanged individually by means of a simple method that only requires removing the bottom lid of the luminaire, attachment means and a cover having built-in diffusers. Once said components have been removed, the PCBA can be unscrewed from the base thereof in order to be replaced. The top casing comprises outer and inner projections which improve the temperature exchange with the environment, reducing the operating temperature of the LEDs. The bottom lid has at least one groove that allows air to circulate, also reducing the operating temperature of the LEDs. | 11-27-2014 |
20140347854 | LAMP UNIT AND VEHICLE LAMP APPARATUS INCLUDING THE SAME - A lamp unit which implements a source light source with a small number of light sources using a lens and a vehicle lamp apparatus including the same. The lamp unit includes an optical member, a base plate spaced from the optical member by a predetermined distance, and a spacer between the base plate and the optical member. The spacer supports an edge of the optical member, and a light source is disposed on the base plate. A lens is coupled to the base plate, and the lens covers the light source. The lens includes a connection portion contacting the base plate, and a reinforcement part contacting the spacer. | 11-27-2014 |
20140362570 | LIGHT EMITTING DEVICE - A light emitting device include a plurality of arrayed light emitting elements, each light emitting element including a plurality of side faces; at least one light reflecting member that covers the side faces of each of the light emitting elements; and at least one light blocking member disposed in between light emitting elements and disposed separated from the light emitting elements. | 12-11-2014 |
20150036341 | LED LIGHT-EMITTING COLUMN AND LED LIGHT USING THE SAME - The present invention discloses a LED light-emitting column and a LED light using the same. The LED light-emitting column comprises a high thermal conductivity tube and at least one series of LED chips disposed on an outer surface of the high thermal conductivity tube. The LED light comprises a light-transmitting bulb shell vacuum-sealed and filled with a heat dissipation and protection gas, a LED driver and an electrical connector. The LED light-emitting column is fixed within the bulb shell. Electrical lead of the LED light-emitting column is connected with an outer power supply through the driver and the electrical connector. The LED light is a single bulb shell light, a multi-tube light or a U-type light. | 02-05-2015 |
20150138769 | LIGHT EMITTING DIODE STREET LIGHT - An LED street light includes a bottom cover, a lamp board positioned on the bottom cover, a top cover coupled with the bottom cover and positioned above the lamp board, and a plurality of lenses mounted on the top cover. A majority of the top cover and the bottom cover are made of thermally conductive material. The bottom cover comprises a plurality of heat dissipation columns spaced from each other. The top cover includes a plurality of recesses for transmitting light from the lamp board, and the recesses are substantially annularly shaped. | 05-21-2015 |
20150146424 | LED LIGHTING DEVICE - LED illuminating device, comprises a housing ( | 05-28-2015 |
20150377452 | PARABOLIC QUADRANT LED LIGHT FIXTURE - The present invention is a lighting fixture device with a frustoconical housing. The frustoconical housing has a housing edge and an inner housing chamber accessible by a housing aperture. This inner housing chamber includes a parabolic reflective surface with multiple symmetrical reflective sections. Each reflective section includes at least one focal point. The device also includes an LED board mounting post forming a vertical axis through the vertex of the parabolic reflective surface. The LED board mounting post includes at least one mounting surface, to which is mounted multiple LED boards. Each LED board includes at least one LED. A central axis of each LED is aligned with at least one of the focal points. | 12-31-2015 |
20160047531 | LIGHTING DEVICE AND LUMINAIRE - Disclosed is a lighting device including a reflective element ( | 02-18-2016 |
20160195228 | LIGHTING APPARATUS | 07-07-2016 |