Class / Patent application number | Description | Number of patent applications / Date published |
362245000 | With reflector | 38 |
20080253119 | Lamp Assembly - The invention relates to a lamp assembly for illuminating a surface comprising a cavity ( | 10-16-2008 |
20080310160 | BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME - Disclosed are a backlight unit and a liquid crystal display device having the same. A supporting section is formed with a reflector, which is used for a direct type backlight unit, to support optical sheets and guide light, so that the assembling process is simplified and the manufacturing cost is reduced. | 12-18-2008 |
20090034253 | Luminaire - A luminaire is described having a pot-shaped housing for the mounting of illuminants and associated electrical components as well as for the shape matched reception and releasable fastening of a luminaire member, wherein the luminaire is characterized in that the luminaire member includes a first base region corresponding at least substantially to an axial extension of the housing and an external region adjoining it which expands continuously, starting from the base region, in the form of a slanted surface and merges into a central axis of the luminaire body approximately perpendicular to the luminaire member; and in that the illuminant or illuminants is or are positioned and/or designed such that both the base region and the front surface are illuminated with direct light of the illuminants substantially over their full area and the slanted surface is substantially only disposed in the sidelight region. | 02-05-2009 |
20090168421 | BACKLIGHTING ASSEMBLY FOR USE IN SLIM FLAT PANEL DISPLAY AND DISPLAY DEVICE HAVING SAME - A backlight assembly includes a plurality of lamps, a multi-plate diffusion member, optical sheets and a receiving container. The lamps have a rod shape extended in a first direction, and are arranged along a second direction that is substantially perpendicular to the first direction. The diffusion member is disposed above the lamps and has at least two optical plates. Each of the optical plates includes a plurality of optical patterns on a surface facing away from the lamps. The optical patterns are extended in the first direction and aligned along the second direction. The optical sheets are disposed above the diffusion member to improve optical characteristics of passed through light. The receiving container includes a reflective bottom plate and a sidewall formed on an edge of the bottom plate to receive the lamps, the diffusion member and the optical sheets. | 07-02-2009 |
20090180282 | Multilayered integrated backlight illumination assembly - The present invention provides a multilayered integrated backlight illumination assembly for an LCD display comprising a substrate for providing structural and functional support to the assembly, a bottom reflector provided on the substrate and a plurality of solid state light sources provided in an opening of the bottom reflector for providing a point light source. The invention further provides a plurality of primary light films having light redirecting areas provided between the plurality of solid state light sources for redirecting and spreading the point light source to a uniform plane of light, a plurality of secondary light films having light redirecting areas provided between the plurality of solid state light sources for redirecting and spreading the point light source to a uniform plane of light and a binding means for binding the primary and secondary light films together. Further, the invention provides a top diffuser for diffusing the uniform plane of light and wherein the plurality of light films has a thickness between 0.1 mm to 1.0 mm and a bending stiffness between 50 to 1200 millinewtons. | 07-16-2009 |
20100020540 | TWO-SIDED ILLUMINATION LED LENS AND LED MODULE AND LED TWO-SIDED ILLUMINATION SYSTEM USING THE SAME - The present invention relates to two-sided illumination LED lens and LED module and an LED two-sided illumination system using the same; and, more particularly, to two-sided illumination LED lens and LED module including an incidence unit on which light impinges; a first exit unit corresponding to the incidence unit and transmitting a portion of the light upward; a reflection unit extended from the first exit unit and reflecting another portion of the light; and a second exit unit facing the first exit unit and transmitting the light reflected at the reflection unit downward, and an LED two-sided illumination system using the same. | 01-28-2010 |
20100027259 | FLUORESCENT TUBE REPLACEMENT HAVING LONGITUDINALLY ORIENTED LEDS - An LED-based light for replacing a conventional fluorescent tube in a fixture is provided. The LED-based light includes an elongate light transmitting rod defining a bore and at least one LED positioned at one or both ends of the rod and oriented to produce light longitudinally into a portion of the rod radially outward of the bore. At least one connector is physically coupled to an end of the rod and electrically coupled to the at least one LED. The at least one connector is adapted for physical and electrical connection to the fixture. In operation, the directional light produced by the at least one LED is dispersed by way of reflection, refraction, and/or diffusion while traveling longitudinally through the rod to reduce the appearance of bright spots. | 02-04-2010 |
20100073928 | Lens for LED outdoor lamp, and its applied road lamp, security lamp, tunnel lamp, park lamp, guard lamp, industrial flood lamp, and outdoor lamp - Disclosed is a lens for an LED outdoor lamp, and a road lamp, a security lamp, a tunnel lamp, a park lamp, a guard lamp, an industrial flood lamp, and an outdoor lamp using the lens. There is an advantage in that the shape of a light field can be a square shape by controlling light distribution. Brightness is very uniform within a available illumination range, and stray light is hardly generated outside of the range. | 03-25-2010 |
20100118533 | LIGHT HOUSING - Provided is a light emitting apparatus for illuminating large spaces and configured to enclose a surveillance camera within. The light emitting apparatus includes a plurality of chambers disposed on a perimeter of said housing along a horizontal plane directing outwardly, and substantially vertically, light generated within. The chambers include light emitting elements for generating the light and a lens for directing the generated light. Exemplary embodiments may be attached to a structure such as a light pole, a wall, or a ceiling. The light emitting apparatus may have a hollow center to enclose the surveillance camera, and may also have an opening at the bottom, covered by a transparent cover, through which the camera may capture images of the outside of the apparatus. | 05-13-2010 |
20110110083 | LIGHTING MODULE, LAMP AND LIGHTING METHOD - A lighting module may include a light source; a lens arranged at a distance from the light source; and a reflector; wherein the lens is configured and arranged to have a wide-angle emission characteristic and to direct a proportion of the light incident from the light source onto the reflector, wherein the proportion is at least 30%. | 05-12-2011 |
20110122619 | LIGHT-DIRECTING APPARATUS WITH PROTECTED REFLECTOR-SHIELD AND LIGHTING FIXTURE UTILIZING SAME - A light-directing apparatus for off-axial preferential-side distribution of light from a light emitter having an emitter axis, including a lens member positioned over the light emitter and a shield member. The lens member has a proximal end substantially transverse the emitter axis and an outer surface which may be configured for refracting light from the emitter. The shield member may be snugly received in a shield-receiving void of an inner surface of the lens member. Alternatively, the shield member is embedded by the lens member having been molded thereabout. Another aspect of this invention is a lighting fixture utilizing such light-directing apparatus. | 05-26-2011 |
20110170293 | ILLUMINATION DEVICE AND PRODUCING METHOD THEREOF - An illumination device has a board, a plurality of light emitting elements that are mounted on the board, the plurality of light emitting elements being disposed such that a light irradiation direction of each light emitting element becomes substantially perpendicular to the board, and a plurality of lenses. Each of the plurality of lens is paired with one of the plurality of light emitting elements. A relative positional relationship between the light emitting element and the lens in each pair varies according to a position on the board in which the corresponding light emitting element is disposed. | 07-14-2011 |
20110194282 | LIGHTING DEVICE AND METHOD OF ASSEMBLING THE SAME - A lighting device and a method of assembling the same are disclosed herein. The lighting device may include a lens assembly having a plurality of condensing lenses, a reflector having a plurality of openings, and a light emitting module having a plurality of LEDs. The condensing lenses, the plurality of openings, and the LEDs may be positioned to correspond to each other. The reflector may reflect light emitted from the light emitting elements to maximize light distribution efficiency of the lighting device. | 08-11-2011 |
20120081896 | Modular optical system for use with light emitting diodes in at least a wall wash configuration - An optical wall wash system including at least one module comprised of a 2 by 2 array of fixed elements, each element including a reflector and a refractor; a fixture, including light emitting diodes (LEDs) affixed thereto, for securing the at least one module, wherein there is a 1:1 correspondence between elements and LEDs and the fixture is rotated a first angular amount from nadir and towards a wall. Each of the elements within the at least one module is further oriented a different angular amount in relation to its underlying LED from each other element within the at least one module. | 04-05-2012 |
20120081897 | LUMINAIRE - A luminaire includes a plurality of light-emitting elements, and an optical member. The optical member is formed a refractive area of a Fresnel lens for each of the light-emitting elements individually and a reflective area of the Fresnel lens between the refractive areas. | 04-05-2012 |
20120170268 | VERSATILE HIGH EFFICIENCY ILLUMINATION SYSTEM - A lightweight, modular expandable multiple par lamp fixture configurable to form various sizes and intensities of high output area lighting or projected soft light. A high efficiency par lamp includes a high output globe and lightweight reflector, optional collar, and lens. Individual modular fixtures comprising high efficiency par lamps may be stacked to create larger units. The par lamps may be arranged in pods which can be assembled into larger units. A diffusion frame and fabric cover can be attached to the fixture in front of the par lamps to create a soft, deeply projected light. The diffusion frame may have an internal semi-translucent baffle to spread light through diffusive sidewalls. | 07-05-2012 |
20120300456 | REFLECTORS OPTIMIZED FOR LED LIGHTING FIXTURE - An LED apparatus and method of operating the apparatus is provided for illumination toward a preferential side in a downward and forward direction. The LED apparatus includes a printed circuit board; a plurality of LED devices arranged in one or more horizontal rows and mounted to the printed circuit board; a secondary lens associated with each of the LED devices and being disposed on the printed circuit board; and a diffuse horizontal reflector disposed between the printed circuit board and the secondary lenses. The horizontal reflector may be made a diffuse reflector by providing a roughened bottom surface of the secondary lenses including flanges, thereby enabling the use of a specularly reflective material on the printed circuit board surface while still obtaining diffuse reflection. | 11-29-2012 |
20120307496 | LED LIGHTING APPARATUS WITH REFLECTORS - An LED lighting apparatus and method provide efficient illumination in a downward and forward direction toward a preferential side, by mounting a plurality of LED devices to the apparatus in at least one horizontal row oriented perpendicularly to the downward and forward direction; mounting a vertical reflector behind and parallel to the horizontal row; and orienting the LED apparatus such that the vertical reflector extends substantially straight downward. A two axis orthogonally symmetric secondary lens is associated with each LED and the vertical reflector has a specular reflective front surface facing the LEDs. The vertical reflector may be curved around ends of the row of LEDs. Also it may be continued further downward, on the outside of a cover lens, by a backlight shield with a straight linear outer edge that extends horizontally across an uplight ring shield. The backlight shield may have a specular or diffuse reflecting front surface. | 12-06-2012 |
20130027932 | Light-Directing Apparatus with Protected Reflector-Shield and Lighting Fixture Utilizing Same - A light-directing apparatus for preferential-side distribution of light from a light emitter having an emitter axis, including a lens member positioned over the light emitter and a shield member. The lens member has a proximal end substantially transverse the emitter axis and an outer surface which may be configured for refracting light from the emitter. The shield member is received in a shield-receiving void of an inner surface of the lens member. Another aspect of this invention is a lighting fixture utilizing such light-directing apparatus. | 01-31-2013 |
20130033867 | LED Light Engine Apparatus - A light emitting diode (LED) light engine is provided for use in a light fixture to enable improved and efficient dissipation of heat generated in the light fixture. The light engine includes a circuit board that includes multiple LEDs for emitting light. The light engine includes a chassis that has a plurality of upper fins that extend upward from a central flanged portion to dissipate heat generated by the LEDs into the lighting fixture. The circuit board is mounted to a mounting surface on the chassis that is surrounded by a fin wall that depends from the central flanged portion. The chassis also has a plurality of lower fins that extend outward from an outer surface of the fin wall to dissipate heat out of the fixture and into the ambient air environment. | 02-07-2013 |
20130058085 | CONDENSING LENS AND LIGHTING DEVICE EQUIPPED WITH SAID CONDENSING LENS - Provided is a condensing lens condensing a light from a light source, and a lighting device equipped with the condensing lens. The condensing lens may enable a light to be selectively incident upon a plurality of first incident portions based on an emission angle, may totally-reflect, using a second incident portion, the light refracted by the plurality of first incident portions, and may refract the totally-reflected light using a third incident portion. | 03-07-2013 |
20130094210 | Combination optics light emitting diode landing light - A light module ( | 04-18-2013 |
20130148352 | LED LAMP AND LIGHTING METHOD THEREOF - A Light Emitting Diode (LED) lamp and a lighting method thereof are disclosed. The LED lamp includes at least one LED light source, for emitting light; and a reflective lampshade, including several reflective surfaces, where the reflective surfaces reflect the light emitted by the LED light source onto corresponding lighted areas respectively. The lighted areas have the same illuminance. The LED lamp lighting method includes: at least one LED light source emitting light; and several reflective surfaces of a reflective lampshade reflecting the light emitted by the LED light source onto corresponding lighted areas respectively. The lighted areas have the same illuminance. By employing the present invention, illumination directivity of the LED lamp can be improved dramatically, the glare phenomenon can be eliminated effectively, and uniform lighting of the lighted areas can be achieved. | 06-13-2013 |
20130176729 | LENS STRUCTURE, LIGHT SOURCE DEVICE AND LIGHT SOURCE MODULE - A lens structure, a light source device, and a light source module are provided. The light source device includes a light emitting device and a lens structure. The light emitting device is capable of emitting a light beam. The lens structure includes a first surface, a second surface opposite to the first surface and four total internal reflection surfaces connected to the second surface. Some of the total internal reflection surfaces connect to the first surface. The first surface has a recess. The light emitting device is disposed at the recess. The second surface is a free-form surface. The light beam is capable of entering the lens structure through the first surface, and leaving the lens structure through the second surface. | 07-11-2013 |
20130194802 | LIGHTING DEVICE - A lighting device may be provided that includes: a heat sink; a member which has a polygonal pillar shape having at least three sides and is disposed on the heat sink, wherein the sides are inclined at a predetermined angle toward the center of the heat sink; and a light source which is disposed on at least one among the sides of the member, wherein the light source includes: a substrate; at least two light emitting devices which are symmetrically disposed on the substrate with respect to the center of the substrate; and at least two lens units which are disposed on the light emitting devices respectively, and consequently, it is possible to meet U.S. Energy Star and ANSI specifications, to remarkably improve rear light distribution characteristics and to remove a dark portion. | 08-01-2013 |
20130223072 | Lens for Wide Lateral-Angle Distribution - A lens for wide lateral-angle distribution of light from an LED light source on a board and defining an axis. The lens includes a board-adjacent base spaced from and around the axis, an inner light-receiving surface, an intermediate surface and an outer output surface configured for refracting light received from the inner and intermediate surfaces. The base forms an opening into a light-receiving cavity defined by the inner surface which includes (a) substantially planar front and back surface portions each extending from the opening and (b) an end surface portion spanning the cavity between the front and back surfaces and comprising front and back segments extending inwardly from the front and back surface portions, respectively, and each angled with respect to the other. The intermediate surface is positioned and configured for reflecting light received from the inner surface toward the outer output surface. | 08-29-2013 |
20130229804 | LED Device for Wide Beam Generation - An apparatus and method is characterized by providing an optical transfer function between a predetermined illuminated surface pattern, such as a street light pattern, and a predetermined energy distribution pattern of a light source, such as that from an LED. A lens is formed having a shape defined by the optical transfer function. The optical transfer function is derived by generating an energy distribution pattern using the predetermined energy distribution pattern of the light source. Then the projection of the energy distribution pattern onto the illuminated surface is generated. The projection is then compared to the predetermined illuminated surface pattern to determine if it acceptably matches. The process continues reiteratively until an acceptable match is achieved. Alternatively, the lens shape is numerically or analytically determined by a functional relationship between the shape and the predetermined illuminated surface pattern and predetermined energy distribution pattern of a light source as inputs. | 09-05-2013 |
20130242556 | LIGHTING APPARATUS - Provided is a lighting apparatus that includes a housing having a bottom surface, a first side surface that extends from the bottom surface and a second side surface that extends from the bottom surface and positioned to face the first side surface. A substrate having a plurality of LEDs may be provided. A diffuser may be removably coupled to the housing and positioned over the substrate. An electronic module may be provided in the housing. The housing may include a first channel formed on the first side surface of the housing and a second channel formed on the second side surface of the housing. The first and second channels may be positioned to face each other to accommodate the diffuser. Moreover, at least one opening may be formed at the first and second channels for slidably inserting the diffuser in the first and second channels. | 09-19-2013 |
20130279167 | LED Lighting Fixture - An LED lighting fixture including a housing having a hollow interior cavity defined by a backwall and a surrounding wall extending therefrom to a forward edge. An LED illuminator is mounted in the housing. An LED-support structure extends in the interior cavity from the housing to an LED-supporting surface positioning the LED illuminator in a desired orientation and spaced from the backwall. The LED-support structure is a heat sink transferring heat from the LED illuminator to the housing. | 10-24-2013 |
20140016317 | LANDING LIGHT - A light source having curved convex forward and rearward facing surfaces having a one-piece fixture body with a compartment including at least one light source positioned to direct light from the compartment in a forward direction towards a removable lens and a transparent media that removably couples to the compartment and secures the removable lens positioned between the at least one light source and the transparent media. | 01-16-2014 |
20140071676 | OMNIDIRECTIONAL LED AND REFLECTOR WITH SHARP HORIZONTAL CUTOFF - The present disclosure relates generally to an omnidirectional light optic. In one embodiment, the omnidirectional light includes a plurality of reflectors, wherein each one of the plurality of reflectors comprises at least two reflective sides, wherein each one of the at least two reflective sides has an associated optical axis, wherein each respective optical axis of the at least two reflective sides is located on a common horizontal plane and each one of the at least two reflective sides comprises a curved concave cross-section, a plurality of LEDs, wherein each one of the plurality of reflectors is associated with at least one of the plurality of LEDs and at least one blocking band member with at least one edge that blocks light emitted by the plurality of LEDs at common horizontal angles. | 03-13-2014 |
20140198500 | Replaceable Single LED Lamp for Runway Sign - A replacement lamp for an airport runway sign. 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 |
20140268764 | DOWNWARDLY DIRECTING SPATIAL LIGHTING SYSTEM - A luminaire that includes a plurality of light emitting diodes (LEDs), a light diffuser having a planar surface facing the LEDs, and a reflector that surrounds a cavity formed between the light diffuser and the LEDs. Also disclosed is a light distribution system having a first plurality of lenses configured to convert incident light into a light distribution pattern and a second plurality of lenses configured to convert incident light into a different light distribution pattern. Further disclosed is a method of distributing light that involves emitting light towards a light diffuser, scattering a first portion of the light with the light diffuser, reflecting a second portion of the light with the light diffuser, reflecting the second portion of the light with a first reflective surface back towards the light diffuser, and scattering the second portion of the light with the light diffuser. | 09-18-2014 |
20140307436 | LED Lighting Fixture - An LED lighting fixture including a housing comprising a single-piece wall structure defining a cavity with an LED-supporting surface therewithin. An LED illuminator is mounted at the LED-supporting surface in the cavity, the LED-supporting surface positioning the LED illuminator in a desired orientation. An LED driver may be secured against the housing which transfers heat therefrom. There may be a plurality of spaced apart LED illuminators mounted at the LED-supporting surface within the cavity. The LED lighting fixture may also include a single-piece reflector comprising a plurality of reflector cups for the LED illuminators and extending therefrom to a common forward end of the housing. | 10-16-2014 |
20140340899 | Integrated Solid-State Lamp - An integrated solid-state lamp comprised of thermally conducting materials such as alumina ceramic or graphite filled polymers may simultaneously perform optical operations on the light emerging from solid-state emitters to enable the creation of a lamp which produces light in both direct and indirect light zones with a near-field uniformity more comparable to that produced by a vertical filament incandescent lamp. The light chamber structures may incorporate optical light path modifiers which push light into additional lighting zones for proximately omnidirectional light. Diffuser structures may incorporate hole patterns to improve thermal flow and light recycling efficiency. The distribution produced fully encompasses 0-180 deg. Light produced by the lamp chambers or atrium serve in like manner to the atrial chambers of the heart to produce light uniformly in all directions for general illumination at high efficiency. | 11-20-2014 |
20140362572 | LED LIGHTING DEVICE WITH HIGH-LOW BEAMS - A LED lighting device includes a cooling base having an assembling surface defined at a bottom thereof, a first LED chip and a second LED chip assembled on the assembling surface, a reflecting member facing the assembling surface, the reflecting member having a high beam reflector and a low beam reflector, the high beam reflector and the low beam reflector respectively corresponding to the second LED chip and the first LED chip, and a curvature of the high beam reflector being different from a curvature of the low beam reflector. Wherein, light beams from the second LED chip are reflected by the high beam reflector toward a far region relative to the LED lighting device of the present invention; light beams from the first LED chip are reflected by the low beam reflector toward a close region relative to the LED lighting device of the present invention. | 12-11-2014 |
20150117004 | OMNIDIRECTIONAL LED AND REFLECTOR WITH SHARP HORIZONTAL CUTOFF - The present disclosure relates generally to an omnidirectional light optic. In one embodiment, the omnidirectional light includes a plurality of reflectors, wherein each one of the plurality of reflectors comprises at least two reflective sides, wherein each one of the at least two reflective sides has an associated optical axis, wherein each respective optical axis of the at least two reflective sides is located on a common horizontal plane and each one of the at least two reflective sides comprises a curved concave cross-section, a plurality of LEDs, wherein each one of the plurality of reflectors is associated with at least one of the plurality of LEDs and at least one blocking band member with at least one edge that blocks light emitted by the plurality of LEDs at common horizontal angles. | 04-30-2015 |
20190145612 | LIGHTING FIXTURES | 05-16-2019 |