Abstract: The retractable, light-emitting structure comprises of a string structure that has several light-emitting components: a fixed housing with openings at each end and a mobile housing with openings at each end. The ends of each housing are matched up to create a retractable lid that displays the emitting light inside the fixed housing. The mobile housing would inwardly retract along the fixed housing to make the retractable cover. These structures are ideally installed on the eaves or edges of a housing complex and are controlled by a remote control device that allows for color customization and the ability to control the mobile housing in accordance to different holidays, festivals, and user preference.

Abstract: A linear light-emitting module including a conducting line, a plurality of LED packages, and a plurality of package colloid is provided. The conducting line includes a pair of conducting wires which are isolated from each other and a light-guiding insulating material. The light-guiding insulating material partially covers the conducting wires so as to expose a plurality of local portions. The LED packages are disposed between the conducting wires, and each of the LED packages is electrically connected to one of the local portions, wherein each LED package has a light-emergence surface, and the light-emergence surface is substantially perpendicular to an extension direction of the corresponding local portion. The package colloid cover the LED packages and the local portions. A textile product having the foregoing linear light-emitting module is also provided.

Abstract: A sport Christmas kit includes an artificial Christmas tree having a trunk segment with bristled branches depending generally downwardly and radiating in different directions about the circumference of the trunk segment. A tree stand retains the trunk segment of the artificial Christmas tree in an upright position on a support surface. A sport helmet is put on the top of the tree. A plurality of lights representing a specific color and specific sport team is adorned about the bristle branches of the artificial Christmas tree. A plurality of ornaments, J-shape candies representing the specific sport are hung on the bristle branches of the artificial Christmas tree, whereby a sport fan can indicate and display their favorite sport team therefrom. The lights are flashed in 1-3 seconds programmable delay.

Abstract: An LED bulb includes a base, a shell connected to the base, one or more LEDs, a thermally conductive liquid, and a flexible diaphragm. The one or more LEDs are disposed within the shell. The thermally conductive liquid is held within the shell. The flexible diaphragm is in fluidic connection to the thermally conductive liquid, and is configured to deflect from a first position to a second position to compensate for expansion of the thermally conductive liquid.

Abstract: A string light has multiple icicle-shaped bulbs, a controller and a connector assembly. The icicle-shaped bulbs are serially connected by a set of wires. Each icicle-shaped bulb has an icicle-shaped lamp holder shell, an elongated lamp strip and a cap assembly. The lamp holder shell has an irregular and rough surface and an opening. The lamp strip is mounted inside the lamp holder shell. The cap assembly is mounted on the opening of the lamp holder shell and has a set of through holes for the set of wires to penetrate into the lamp holder shell. Accordingly, light emitted from each icicle-shaped bulb is scattered irregularly to generate different illuminating effects when the icicle-shaped bulb is powered on and make the lighting variations of the entire string light more versatile and interesting.

Abstract: A lighted architectural mesh includes a plurality of interconnected wires forming a plurality of transverse openings. At least one light carrier is slidably received within at least one of said transverse openings. The at least one light carrier includes light nodes emitting light through the interstices on the front and/or rear side of the architectural mesh. The at least one light carrier further comprises a plurality of connecting elements, wherein the light emitter nodes of the at least one light element are releasably interconnected in series by the connecting elements.

Abstract: An electronic illuminating device includes an illuminating area, a routing area and a control area. The illuminating area includes multiple light-emitting blocks and multiple illuminating area power-supply lines. Each the light-emitting block employs at least one light-emitting element as light source, and further is electrically coupled to a corresponding one of the illuminating area power-supply lines. The routing area includes multiple routing area power-supply lines, and each the routing area power-supply line is electrically coupled to a corresponding one of the illuminating area power-supply lines. The control area provides powers to the routing area power-supply lines. A width of at least one of the illuminating area power-supply lines and the corresponding routing area power-supply line or a length of at least one of the routing area power-supply lines is adjusted, such that differences among resistances between the light-emitting blocks and the control area are within 20%.

Abstract: An LED module includes a carrier and a number of light sources. Each light source is arranged on the carrier in such a way that the LED module comprises a radiation uniformity which is less than the statistical mean of a radiation uniformity distribution, wherein the radiation uniformity distribution is based on a plurality of LED modules with a random arrangement of the light sources.

Abstract: A lighting device (40-40?, 45-45?, 50-50?, 60, 80, 93-93?) is provided for the uniform illumination of curved, uneven, or polyhedral surfaces. The lighting device has a plurality of flat chip-on-board LED modules (1, 11, 11?, 21, 31, 41-41?, 46-46?, 51-51?, 61-61?, 71-71??, 811-818), which are arranged adjacent to each other at least in pairs. Each chip-on-board LED module (1, 11, 11?, 21, 31, 41-41?, 46-46?, 51-51?, 61-61?, 71-811-818) has a plurality of light-emitting LEDs (4, 4?, 14, 14?, 24, 34, 64, 72). The lighting device (40-40?, 45-45?, 50-50?, 60, 80, 93-93?) is characterized by at least one pair of the adjacent chip-on-board LED modules (1, 11, 11?, 21, 31, 41-41?, 46-46?, 51-51?, 61-61?, 71-71??, 811-818) being arranged at an angle greater than 0° with respect to the surface normals of the modules.

Abstract: A device providing illumination by LED includes an illuminating module including a circuit board. The circuit board includes a plurality of LED groups arranged thereon, where each of the plurality of LED groups includes a plurality of LED units connected with each other in series. The plurality of LED units forms an LED matrix, and at least three LED units in each row of the LED matrix belong to different LED groups. Each of the LED units in each column of the LED matrix belongs to a respective LED group. An LED matrix is also provided.

Abstract: A lead frame for a light-emitting diode (LED). The lead frame includes a first lead and a second lead. Each lead includes a top portion and an integrated wire-clasping portion. The first and second top portions each angle away from the center of the lead frame to form an increasingly larger gap between the two leads. The wire-clasping portions of each lead initially lie in a common plane and are adjacent one another. After securing the wire to the wire-clasping portions of the lead frame, the leads of the lead frame are rotated or twisted approximately 90 degrees such that the wire-clasping portions of the leads are opposite one another, rather than lying in the same plane. The wires and attached lead frame are inserted into a lampholder, the lampholder recesses receiving the top tabs of the lead frame and holding the wires and lead frame in place.

Abstract: A plurality of organic light emitting diode (OLED) devices can be spatially distributed to form various lighting systems and luminaires. The lighting systems can be configured to readily replace conventional light bulbs or tubular fluorescent lamps. A networked lighting system including a plurality of OLED devices can have a variable light field based on a feedback.

Abstract: To allow a direct connection of a light source to a 230V/50 Hz or 120V/60 Hz AC network and to ensure safe operation and easy adaptation to user requirements when mounting, the light source includes a series connection which is connected to a bridge rectifier (GL) and includes at least two LED arrays strands, which have several interconnected individual LEDs, and a pre-resistor, which are arranged on a plate-like, electrically contacting carrier that dissipates heat, has protection against contact and carries the at least two array-LED-strands. For direct operation in an AC voltage supply, the sum of the flow voltages of the LED arrays (U1 . . . Un) is dimensioned such that it is equivalent to at least 75%, preferably 80% and a maximum of 85% of the amplitude of the rectified AC voltage at the nominal voltage, and that the array-LED-strand will be conductive if crossing the sum of flow voltages.

Abstract: A lamp with ferrule 10 includes a substrate 12 in which a solid light-emitting device 11 is implemented on one surface side thereof; a thermal radiation member 14 which is fixed to the other surface side of the substrate 12 by a fluid fixing member 13 having thermal conductivity; a light-emitting portion 15 constituted by the substrate 12 and the thermal radiation member 14; a thermally conductive support member 17 which constitutes a three-dimensional light source body 16 using a plurality of light-emitting portions 15; a thermally conductive main body 18 which is provided with the support member 17 so as to project the three-dimensional light source body 16 to the one end portion side; and a ferrule member 19 that is provided on the other end portion side of the main body 18.

Abstract: A lamp including a carrier and a plurality of light source modules stacked to the carrier is provided. Each light source module includes a circuit board and a plurality of light-emitting diodes, wherein the light-emitting diodes are disposed on at least one side of the circuit board and electrically connected to the circuit board.

Abstract: A light fixture includes multiple LED modules, with each LED module including a substrate on which one or more LED's are disposed. The LED modules can interface with one another in a variety of different configurations such that when adjacent LED modules interface with one another, there is a substantially continuous array of LED's across the LED modules. Electrical connectors or other means for powering the LED modules are disposed such that they do not impact the continuity of light across adjacent LED modules.

Abstract: A lamp string structure for emitting light within wide area includes a first conductive wire and a second conductive wire parallel with each other, and at least one lighting element located between the first and second conductive wires. The lighting element has a first conductive filament and a second conductive filament electrically connected to the first and second conductive wires respectively. The lighting element is encased by a package body which has an insulation holding layer to hold the lighting element and an insulation covering layer connected to the insulation holding layer to cover the lighting element. The insulation holding layer and insulation covering layer are light transparent. Thus the lighting element can emit light radially without being constrained by light emission angles and also dissipate heat generated by the lighting element during light emission to reduce heat accumulation.

Abstract: Disclosed is a light emitting device and a method of manufacturing the same. The light emitting device comprises a substrate comprising a cavity, a multi-color light emitting unit on a first region of the cavity, and a white light emitting unit on a second region of the cavity.

Abstract: A LED lamp string includes a base, a plurality of electrical conductive elements, a light-emitting diode and a shroud. The base has a peripheral wall and an accommodating space formed inside the periphery wall. The peripheral wall is provided with a plurality of through-holes. The electrical conductive elements penetrate the through-holes respectively. Each electrical conductive element includes an electrical wire and an electrical conductive pin. The light-emitting diode is fixedly received in the accommodating space and has a plurality of metallic supports corresponding to the electrical conductive pins. The electrical conductive pins are electrically connected to the metallic supports. The shroud is assembled with the base. By this arrangement, the components of the light string can be detached and assembled easily, so that the user can replace and repair the damaged component easily. Thus, the lifetime of the light string is increased.

Abstract: A lighting system comprising a plurality of light units, wherein said light units are arranged in an array, wherein the light beams of substantially each pair of adjacent light units overlap each other, and wherein the light system comprises a light control device which is arranged to adjust the intensity of each one of said plurality of light units individually, wherein said light control device is further arranged to maintain the total combined luminous flux emitted from said plurality of light units on a predefined imaginary flat surface substantially equal when adjusting the intensity of the individual light units.

Abstract: In a color-selectively dimmable and focusing LED emitter comprising a plurality of different-colored LEDs arranged, on a support element, as a plurality of similar LED tuples, each of the LED tuples comprising at least two different-colored LEDs, each LED tuple having assigned thereto a separate reflector, and each of the LED tuples being rotated about the optical axis of the associated reflector relative to a neighboring LED tuple. Improved color mixing is achieved together with high efficiency and good focusing in that the LED-emitter comprises more than four LED tuples and each of the LED tuples is rotated about the optical axis of the associated reflector relative to a preceding neighboring LED tuple by a respective angle ?, the angle ? being calculated as 360° divided by the number of the LED tuples.

Abstract: A method of forming a LED-based light for replacing a conventional fluorescent bulb in a fluorescent light fixture includes forming a heat sink by shaping an elongate sheet of highly thermally conductive material to increase a surface area to width ratio thereof mounting LEDs in thermally conductive relation with the heat sink, and enclosing the LEDs within a light transmitting cover.

Abstract: The light source module provided by the present invention includes a base plate and a plurality of LED lights arranged on the base plate. These LED lights are distributed on the base plate in such manner that all of the light centers of the LED lights define together a triangle shape. An angle of 50-70 degree is defined between a LED light and two adjacent LED lights. The present invention has many advantages. For example, because the LED lights are distributed in a triangle arrangement, the dark regions are reduced effectively. Moreover, alternative dark and bright strips are eliminated. In addition, the base plates can be assembled quickly by means of the connective members.

Abstract: The present invention of a reverse polarity series type LED is formed by two sets of LED and diode assemblies in reverse polarity series connection wherein the first set is consisted of at least one or multiple homopolar series or parallel connected or series and parallel connected LEDs, and the second set consisting of at least one or more homopolar parallel or series connected or series and parallel connected LEDs for further connection to the drive circuit formed by current-limiting impedance and/or power storage and discharging devices and/or voltage-limit circuit devices in order to produce the required operational characteristics.

Abstract: A backlight assembly includes: a light emitting unit having a plurality of unit LEDs formed in a matrix, each of the unit LEDs having a red LED, a green LED, and a blue LED; a plurality of bottom reflectors disposed under the respective unit LEDs; and a plurality of side reflectors disposed around the respective unit LEDs.

Abstract: A cable lighting assembly comprising two electrically isolated electrical conductors, and at least one light emitting diode comprising an anode lead and a cathode lead. An electrical joint is formed between the anode lead and one of the electrical conductors, an electrical joint is formed between the cathode lead and the other electrical conductor, and a thermal joint is formed between the light emitting diode and one of the electrical conductors.

Abstract: A Christmas ornament with selectable illuminating means comprises movable parts and an illumination system which changes color. The apparatus is illuminated with an RGB LED light string which changes color automatically. The color change operation is governed by a self-mounted PIC microcontroller with a customized programming, which directs the microcontroller to change the color of the RGB light string across a broad range of discrete colors. The color change can be controlled as a gradual transition and could be manually controlled to allow lights to remain a particular color as desired. The apparatus is powered by AC power and has a weatherproof construction to allow for outdoor use.

Abstract: An LED lamp includes a heat sink including a supporting plate, a plurality of LEDs mounted on the supporting plate and a heat-conducting mounting wall extending upwardly from a top face of the supporting plate. The heat-conducting mounting wall has inclined outer faces oriented upwardly. The LEDs includes a plurality of first LEDs disposed on a bottom face of the supporting plate and a plurality of second LEDs disposed on the inclined outer faces of the heat-conducting mounting wall, whereby light generated from the second LEDs projects towards a lateral side of the LED lamp.

Abstract: An apparatus, system and method for lighting an area, for example, an outdoors pedestrian area or building facade or an auto traffic area, or an indoor large area, which provides indicator/guide light, reference light for structures, and task lighting for a target area. The method uses first lighting sources that are directly viewable by observers and which can be historical, architectural, or aesthetically selected sources, but which produce a relatively low level of light or luminance insufficient to effectively light the area but sufficient to act as an indicator or guide, as well as to provide reference illumination on buildings or structures. Second lighting sources are configured to produce directional light to light the area but hide the light sources from most conventional observer viewing angles and may be enclosed within the general outlines of the globe or transmissive surface area of the fixture.

Abstract: A decorative tree having a trunk, a plurality of individual limbs, and controlling electronics. Each individual limb has a molded branch and a plurality of lamp stems. Each lamp stern has an anode lead and a cathode lead, each electrically connected to an LED. The controlling electronics are electrically connected to each cathode lead and anode lead, and they provide an operating signal to the LED.

Abstract: A light system includes a housing configured to resemble any seasonal or other desired image, i.e., a star, a pumpkin, an Easter egg, a firecracker, etc. The housing includes a rear face, a front face and a peripheral frame with a light-refracting chamber formed therebetween. The peripheral frame includes a plurality of tricolor LED's mounted therein. The rear face of the housing includes a completely-reflective front surface that deflects 100% of all impacting light beams inwardly toward the front face. However, the rear surface of the front face is only partially-reflective so that only a portion of impacting light is reflected back toward the rear face; a remaining portion of impacting light exits the front face and is visible to those nearby. Accordingly, the light generated by the limited number of LED's will create an illusion that an infinite number of light beams are emanating from the housing.

Abstract: The present invention discloses an LED string lamp apparatus which includes plural LEDs serving as a light source, wherein any two neighboring LEDs are connected together through a lead wire. In addition, plural insulation sheaths, a quantity of which matches with that of the LEDs, are used to support the LEDs; whereas, plural floor plugs, a quantity of which matches with that of the LEDs, are used to fix the LED string lamp. Additionally, an LED assembly, which is formed by the insulation sheath and the LED, can be movably installed on the floor plug. The LED string lamp provided by the present invention can be hung on tree branches or a fence and can be fixed on a ground or a lawn, which expands the area of application.

Abstract: An illumination module includes a substrate and a plurality of LED devices. The substrate has a main plane, and the main plane includes a central region and a peripheral region. The LED devices are disposed on the main plane of the substrate in the central region and peripheral region. Each of the LED devices has a light-exiting direction, where the light-exiting direction of the LED device disposed in the central region is substantially perpendicular to the main plane, and the light-exiting direction of each of the LED devices in the peripheral region goes outwards with respect to the central region.

Abstract: The present invention has an object to provide a lighting device enabled to reduce a cost. A plurality of light source units U, formed by arranging a plurality of light source modules 30A on an LED board 18, arranged parallel to each other constitutes a backlight unit 12. In the backlight unit 12, the plurality of light source modules 30 in one LED board 18 includes a light source module 30A and a light source module 30B. The light source module 30A has an optical directivity directing light therefrom into a first direction in a plan view. The first direction is along an arrangement direction of the light source units U. The light source module 30B has an optical directivity directing light therefrom into a second direction opposite to the first direction in a plan view.

Abstract: The present invention discloses a method for enhancing light directivity of a lighting apparatus. The method for enhancing light directivity of a lighting apparatus, comprising providing a light source module that comprises at least one light emitter; and providing a reflecting device that surrounds said light emitter or said light source module to reflect light emitted from said light emitter and direct the light toward a same direction, wherein said reflecting device comprises a first surface, said first surface comprises at least two planes in which every two planes are connected with an included angle more than 90 degrees and less than 180 degrees, said reflecting device surrounds one light emitter or surrounds said light source module.

Abstract: A watertight rope light of the present invention includes two parallel wires, a plurality of light emitting diodes and a transparent enclosing layer. The light emitting diodes are substantially parallel to the wires. Each light emitting diode has a semiconductor die, a lens, an anode leg and a cathode leg. The lens has a distal end, which is formed with an awl-shaped concave surface, and the semiconductor die is adapted to emit light toward the concave surface. As such, the light emitted from the semiconductor die can be reflected radially outward to illuminate the surrounding uniformly.

Abstract: A lighting apparatus comprises one or more LED modules. Each LED module comprises: an upper housing having an array of raised portions capable of transmitting light therethrough; a PCB layer having LEDs mounted thereon, respective ones of the LEDs being mounted so as to positionally correspond to respective ones of the raised portions; and a lower housing, the lower housing and the upper housing sandwiching the PCB layer so as to permit light emitted by the LEDs to be emitted out of the upper housing.

Abstract: Provided is a backlight unit including a plurality of light emitting diodes (LEDs) that emit light; a plurality of LED modules having a printed circuit board (PCB) which supports and drives the plurality of LEDs; a plurality of optical sheets that are attached to the top surfaces of the respective LED modules; and a plurality of heat radiating pads that are attached to the rear surfaces of the respective LED modules.

Abstract: A box includes a lightguide in the form of a thin plate having two opposed main faces and at least two edges, the lightguide having a light-diffusing optical structure on one of the faces. Light-emitting diodes are placed linearly along at least one of the edges of the lightguide, the light emitted by the light-emitting diodes illuminates the lightguide via the edge, and is being diffused by that face of the lightguide having the optical structure. The light emitting diodes placed along each of the edges of the lightguide are organized in at least two rows and in such a way that a light-emitting diode in one row supplied by an electric power supply is immediately followed by a light-emitting diode in the other row supplied by another electric power supply.

Abstract: A light source module includes a light bar and a stiffened bar. The light bar includes a flexible circuit strip and a plurality of light sources. The light sources are disposed on the flexible circuit strip along an extension direction of the flexible circuit strip. The stiffened bar overlaps the flexible circuit strip and is disposed on a face of the flexible circuit strip having the light sources. The stiffened bar surrounds at least one side of each light source and exposes the light sources. The rigidity of the stiffened bar is larger than the flexible circuit strip.

Abstract: Lighting systems for emitting light in multiple directions including one or more light emitting devices (LEDs) and a housing configured to receive the one or more LEDs are provided. The one or more LEDs are configured to generate light in a first direction to illuminate a first area proximate to the lighting system. The housing is configured to reflect a portion of the generated light so as to allow a remaining portion of the generated light to pass through the housing in a second direction, different from the first direction, and illuminate a second area proximate to the lighting system. Related methods are also provided herein.

Abstract: A solid state light sheet and method of fabricating the sheet are disclosed. In one embodiment, bare LED chips have top and bottom electrodes, where the bottom electrode is a large reflective electrode. The bottom electrodes of an array of LEDs (e.g., 500 LEDs) are bonded to an array of electrodes formed on a flexible bottom substrate. Conductive traces are formed on the bottom substrate connected to the electrodes. A transparent top substrate having conductors is then laminated over the bottom substrate. Various ways to connect the LEDs in series are described along with many embodiments. The light sheets may be formed to emit light from opposite surfaces of the light sheet, enabling it to be used in a hanging fixture to illuminate the ceiling as well as the floor. The light sheet provides a practical substitute for a standard 2×4 foot fluorescent ceiling fixture.

Abstract: A wand attached to an eccentrically weighted motor randomly vibrates the wand. An LED cluster including blue, red, and green LEDs is coupled to an end of the vibrating wand for providing a visual display of blue, violet, red, yellow, green and white light.

Abstract: A jacketed light emitting diode assembly is provided, which includes a light emitting diode including a set of positive and negative contacts, and a lens body containing a semiconductor chip and end portions of the contacts. An electrical wire set of first and second electrical wires are connected to the positive contact and the negative contact, respectively. A light transmissive cover receives the lens body, and has an opening through which at least one of the contact set and the electrical wire set passes. An integrally molded plastic jacket at the opening of the light transmissive cover provides a seal at the opening against moisture and airborne contaminants. A waterproof light string including one or more of the jacketed light emitting diode assemblies is also provided, as are related methods.

Abstract: An LED light source module is provided. The LED light source module includes a circuit board having a first circuit pattern and a second circuit pattern; and a plurality of rectangular LED packages mounted on the circuit board so as to be connected to each of the first and second circuit patterns, and arranged in a row such that each of the LED packages is tilted in a predetermined direction, while long sides of adjacent LED packages facing each other. In addition, a display device having the LED light source module is provided.

Abstract: A light-emitting display system has interlocking tiles. In an implementation, each tile has a portion of a clamp that joins with another portion of the clamp on another tile. A tile is removed from the display by unlocking the clamp portions. The tile is removed without affecting the position of the other tiles in the display.

Abstract: An LED unit is provided with a plurality of LED panels each having a support surface supporting at least one LED. The LED unit may be provided with a frame that may support the LED panels and the arrangement of the LED panels may be movable between a symmetric and an asymmetric configuration.

Abstract: A bidirectional light sheet including at least a first and second array of bare LED chips with top and bottom electrodes, where the arrays of LEDs are sandwiched between at least two transparent substrates having conductors bonded to the electrodes without wires to form the light sheet. The LEDs of the array are arranged within the light sheets to emit light from opposite surfaces of the light sheet to create a bidirectional light sheet. The bidirectional light sheet is suspended from a ceiling to be non-parallel to the ceiling.

Abstract: The lighting apparatus includes a first light emitting diode (LED) module, a second LED module and a reflector. The first LED module includes a first plurality of LEDs disposed on one side of a first substrate. The second LED module includes a second plurality of LEDs disposed on one side of a second substrate. The reflector is disposed between the first LED module and the second LED module and may reflect in a light emission direction light emitted from the plurality of the LEDs. Additionally, when the light emitted from the plurality of the LEDs is reflected by a reflective surface of the reflector, and is projected to a plane, images of outermost light sources are distributed on the plane to substantially have a circular shape.

Abstract: An annular lighting fixture having a housing, a channel, and a plurality of lights disposed in the channel. The fixture can be attached about a tubular portion of a motorcycle. In one embodiment, the plurality of lights are light emitting diodes surface mounted on a flexible printed circuit board disposed in the channel. In another embodiment a collimator is associated with each LED unit to redirect light in a desired direction. In another embodiment reflective portions are arranged on respective sides of the channel so as to redirect light in a desired direction. A method is also provided herein for the illumination of a vehicle.