Abstract: An LED curtain includes a plurality of transparent hollow tubes parallelly connected side by side to form an integral unit and serve as a basic curtain body; a plurality of light-emitting strings, each of which includes a plurality of serially connected light-emitting diodes (LEDs) sequentially disposed in each of the hollow tubes; and a light controller internally provided with a circuit board, from which a plurality of signal lines is extended to separately connect to the light-emitting strings. Multiple pieces of the LED curtain can be hung to a track via a plurality of hooks provided at upper ends of the light-emitting strings. By operating the light controller to control the LEDs, different patterns or animations can be displayed on the curtain via the light-emitting strings, and different brightness of LEDs can be regulated to illuminate a room or create a special atmosphere.

Abstract: An LED lamp comprises a heat sink, a plurality of LED modules respectively disposed at two opposite sides of the heat sink, a casing attached to a front of the heat sink, two envelopes respectively located at the two opposite lateral sides of the heat sink and covering the LED modules therein and a holder connecting the casing for holding the LED lamp in position.

Abstract: An LED backlight method for display systems comprising receiving a plurality of light emitting diodes categorized into a plurality of bins, wherein each bin references a separate range of white point colors, and determining an optimal order for mounting the plurality of light emitting diodes at spatially distributed positions, the plurality of light emitting diodes comprising white point colors associated with separate bins, wherein the optimal order of the plurality of light emitting diodes produces a light of a desired white point color when the light outputs of the plurality of light emitting diodes are mixed.

Abstract: An illuminating lens includes: a light entrance surface through which light emitted from a light source enters the lens; and a light exit surface through which the light that has entered the lens exits the lens. The light exit surface has: a concave portion intersecting the optical axis; and a convex portion provided around the concave portion to extend continuously from the concave portion. The light exit surface is formed in a shape such that a curvature C of micro-segments of the light exit surface in a cross section including the optical axis has a maximum value at a position outward from the midpoint of the convex portion.

Abstract: An optical irradiation device incorporating a cluster of LEDs arranged so that shaped facets of adjacent LEDs come together to increase the packing density of LEDs in the cluster. A light guide collects light emitted by the LEDs. Two or more light guides and LED clusters may be arranged in series to produce a single light beam. A heat pipe is provided to conduct heat away from the LEDs. The heat pipe may be annular and contain an inner storage space for batteries or the like.

Abstract: A LED flash bulb decorating light with features of able to achieve complicated light variation by employing simple circuit design, which comprises a power cord with a power plug, a series of single color, dual color or multiple color LED flash bulb forming in series or parallel circuit with the power cord. And a circuit control box comprises a low pass filter circuit and a power reset circuit and installed between the power plug of the power cord and the LED flash bulb, wherein the LED flash bulb at least comprises a LED chip and an IC driving element for driving the LED chip with DC power according to the setting time sequence to generate desired light variation. And the power reset circuit reset power supply at the repeated setting time interval to enable each LED flash bulb on the power cord to restart flash sequence to maintain the desired synchronous light variation.

Abstract: A reflective LED light tube assembly includes a bulb portion, a plurality of LEDs disposed inside the bulb portion on two longitudinal parallel facing heat dissipating reflective PCBs, both longitudinal PCB edges are longitudinally connected to a longitudinal reflective top portion and a longitudinal clear bottom portion, a pair of internally reflective end caps disposed at opposite ends of the bulb portion, a power supply circuit is disposed within one or both of the end caps or on the back of both PCBs, and a pair of male bi-pin electrical connectors extending from both end caps for electrical communication with the fluorescent light fixture's two tombstone female electrical connectors. One or both of the tombstone electrical connectors are in direct communication with an AC or DC power supply or circuit, which may also include a dimming feature. The LEDs illuminate in response to the electrical AC or DC current received in the power supply circuit.

Abstract: The instant invention discloses a device and method to mix and match LED die at a LED emitter or array level in an array to obtain a consistent average weighted wavelength, and/or desired flux, reducing the spread of a color range and therefore reducing the observed LED color range. The mixing of different wavelength and flux LED's expands the color gamut of the LEDs available to be used in a particular luminaire with a given color specification.

Abstract: A LED lamp tube which includes a hollow transparent tube, a LED lamp assembly disposed in the transparent tube, two conductive caps provided on both ends of the transparent tube respectively, and a circuit control unit. The circuit control unit includes a plurality of separated sub-portions. The respective sub-portions of the circuit control unit are distributed uniformly on the circuit board of the LED lamp assembly. Via the uniform arrangement of respective sub-portions of the circuit control unit, the heat within the LED lamp tube can be distributed uniformly, thereby lowering the temperature and facilitating the heat dissipation.

Abstract: An LED illuminator includes a connecting member, a lamp cover, a hollow lamp cap, a plurality of LEDs received in the lamp cover, and a sealing member. The connecting member is a hollow cylinder. The lamp cover couples to and seals a first end of the connecting member. The lamp cap has a top end coupling to a second end of the connecting member opposite the first end and a bottom end defining an aperture. The sealing member defines an annular slot in an outer circumferential surface, with a diameter not smaller than that of the aperture. A portion of the bottom end of the lamp cap around the aperture engages into the slot of the sealing member. A channel extends through the sealing member with a diameter not larger than a conductive wire.

Abstract: A light string includes a load comprising a trigger LED assembly and a lighting assembly connected in series with the trigger LED assembly, the lighting assembly comprising a plurality of series connected lamps comprising an LED; and a rectifier for converting a source of AC into DC which is supplied to the load. The trigger LED assembly is adapted to flash and cause the lamps to flash. In one embodiment the trigger LED assembly includes a trigger LED and a capacitor connected in parallel with the trigger LED. The trigger LED includes a first LED and a second LED. The cathode of the first LED is connected to the cathode of the second LED, the anode of the first LED is connected to the positive terminal of the capacitor, and the anode of the second LED is connected to the negative terminal of the capacitor respectively.

Abstract: A light output device comprises a substrate arrangement with a light source device integrated into the structure of the substrate arrangement. The substrate arrangement comprises first and second optically transmissive substrates, an insulating layer in which the light source device is embedded and provided between the substrates, and a thermally conductive layer provided on at least on of the substrates.

Abstract: A flashlight has a handle assembly and a lens cover. The handle assembly has a housing, a heat sink and en electrical unit. The housing has a front end. The heat sink is mounted in the housing and has a front end and a rear end. The electrical unit is mounted in the housing and detachably mounted on the rear end of the heat sink. The lens cover is securely mounted on the front end of the housing and has an LED element mounted securely on the heat sink. The lens cover has an LED electrically connected with the electrical unit with wires. Because the LED element and the electrical unit are separated by the heat sink, heat generated from the LED can be dissipated though the heat sink, instead of being directly conducted to the electrical unit and damaging the electrical unit.

Abstract: The invention relates to an illumination device (1) with a number of light emitters, for example LEDs (L1, L2, L3, L4) of individual emission spectra. Sensor units (D1, D2, D3, D4) can produce a vector of measurement signals (S1, S2, S3, S4) that represent the light output of a single active light emitter. Based on a linear relation obtained during a calibration procedure, a characteristic value of the light output of that light emitter (L1, L2, L3, L4) is then calculated from the measurement vector, wherein said characteristic value is based on the coefficients of a decomposition of the individual emission spectrum into basis functions.

Abstract: An optimized light source and a method of manufacturing the same. The light source is made up of an array of individual lighting elements and is optimized for electrical, optical and economic performance, as well as a method for configuring such an array. The a process for selecting individual lighting elements is based on characterizing and sorting individual lighting elements based on performance so that the performance of the overall array is improved by combing individual lighting elements whose individual performance might not otherwise meet the performance of the overall array.

Abstract: A motor-driven, displaceable-head floodlight unit according to one or more embodiments is described. The floodlight unit is arranged to generate a plurality of light and projection effects used in stagecraft and performances, at least several LED sources being configured as the source of light in the floodlight unit. The light emission from several LED sources is collected by at least one first mirror and deflected to a second mirror. The second mirror is arranged to collimate the light from the first mirror incident thereon and transmit the light.

Abstract: A light emitting device includes a package body including a multilayer cavity; a first light emitting part including a first light emitting device in a first cavity of a first layer area of the multilayer cavity, and a second light emitting part including a second light emitting device in a second cavity of a second layer area higher than the first layer area.

Abstract: An LED light includes focus-adjustable projection means that can be rotated 360 degrees about any desired combination of x, y, and z axes of a three-dimensional coordinate system and powered by any of a variety of AC and DC power sources. Furthermore, the LED light may include multiple adjustable-focus projection means that can be removed from and inserted into compartments at desired locations to project images or light beams to multiple locations as desired.

Abstract: An LED light device has removable self-powered LED units that can operate independently when removed from the light device and as part of the LED light device when assembled to the light device.

Abstract: The present invention relates to an LED assembly designed to supplant fluorescent tubes, comprising: an array of standardized LED modules affixed to a lightweight frame resulting in a uniform two dimensional array of LEDs casting their light directly onto a translucent sign panel or, alternatively, a light defusing panel for area lighting. When the application is to retrofit a fixture with fluorescent tubes, the assembly is provided with adapters that attach to the fluorescent tube receptacles.

Abstract: LED illumination systems are formed with a suitable choice of LED and/or heatsink, such that an optimum operating power is identified using computer modeling for a desired output luminous flux, given the constraints of the rated power of the LED and the heatsink.

Abstract: A holiday light with LED has a seat connected to a lamp, a lens and a cover in sequence. The seat has lower recesses. The lamp has an LED and two groups of wires and each group of wires have three wires. The cover has upper recesses. The wires are clamped between corresponding lower recesses of the seat and the upper recesses of the cover and the LED is mounted between the seat, the lens and the cover. The holiday light with LED is improved electrical efficiency and provides various lighting effects and is more reliable than an incandescent bulb.

Abstract: The invention relates to a circuit (2) comprising at least two parallel-connected light-emitting diodes (4, 5) opposite poled in a first parallel branch (12) and comprising at least two parallel-connected light-emitting diodes (6, 7) opposite poled in a second parallel branch (13), and also comprising a capacitor (8) and a coil (9). According to the invention, the first parallel branch (12) has a capacitor (8) and the second parallel branch (13) has the coil (9). On account of the capacitive parallel branch (10) and the inductive parallel branch (11), idle currents arise which are phase-shifted with respect to one another. The idle currents compensate one another and light changes of the oppositely-poled diode pairs take place at different points in time. A light current is then smoothed.

Abstract: A lighting device comprising one or more solid state light emitters which emit near ultraviolet light or ultraviolet light, one or more other emitters which emit light in the range of 480 nm to about 490 nm and one or more other emitters which emit light in the range of 580 nm to about 590 nm, to make a mixture which in the absence of any other light would have a combined illumination which is within twenty MacAdam ellipses of at least one point on the blackbody locus on a 1931 CIE Chromaticity Diagram. One or more of the other emitters is a lumiphor. One or more of the other emitters can be a solid state light emitter. Also, packaged solid state light emitters and methods of lighting.

Abstract: A nightlight including a light emitting diode (LED) is provided. The nightlight includes a switch that is operative to control the flow of power to the LED. The nightlight also includes a driver circuit that is configured to convert alternating current to direct current, where the direct current provides power to the LED. The nightlight also includes a housing coupled to the nightlight that contains the driver and is configured to fit within a single-gang junction box. The switch includes an LED that is powered by the driver circuit, where the LED is illuminated without regard to the position of the switch.

Abstract: A hermetic light-emitting device includes a heat dissipation member including a first surface, a second surface and a first through-hole formed between the first and second surfaces. A circuit substrate has a plurality of conductive traces and a second through-hole disposed corresponding to the first through-hole. A light-emitting element is disposed on the circuit substrate and electrically connected to the plurality of conductive traces. A plurality of electrical wires pass through the first and second through-holes and connect to the plurality of conductive traces to externally supply electrical power to the light-emitting element. A sealing material fills the first and second through-holes. A seal pad member includes a pad opening and is disposed on the first surface of the heat dissipation member and surrounding the circuit substrate. A cover member is disposed over the light-emitting element and against the seal pad member.

Abstract: A combination hearing protector and illumination provider, including a right cup, a left cup, a band, a first light source, and a second light source. The right cup covers the right ear of a user. The left cup covers the left ear of the user. The band connects the right cup to the left cup and is worn over the top of the head of the user. The first light source is operatively connected to one of the right cup and the left cup and faces in a direction that is one of forward of the user and rearward of the user. The second light source is operatively connected to one of the right cup and the left cup and faces in a direction that is the other of forward of the user and rearward of the user. The first light source and the second light source illuminate in opposite directions to each other so as to illuminate forward of the user and rearward of the user.

Abstract: An LED lighting fixture including a housing including a first and second border structures. An LED assembly is secured with respect to the housing to permit air/water-flow over the LED assembly. The LED assembly includes at least one LED-array module mounted at an elongate LED heat sink that extends along the housing and between two heat-sink ends. The heat sink has an LED-module-engaging surface and a heat-transfer surface. One heat-sink end is at the first border structure and the other heat-sink end is at the second border structure. The housing and the heat sink define an air gap permitting air/water-flow to and from the heat sink.

Abstract: A light bulb includes an A/C driven LED lacking a phosphor coating, the LED covered by a lens having a phosphor coating.

Abstract: A seat light and plaque holder including a seat light base having a downwardly angled mounting surface and an upwardly angled mounting surface with a first plurality of LEDs mounted on the downwardly angled mounting surface and a second plurality of LEDs is mounted on the upwardly angled mounting surface. A light cover is attached to the seat light base having a row marker positioned thereon to be backlit by the second plurality of LEDs and an end portion of a length selected to shield the downwardly angled first plurality of LEDs from view of persons walking up or down an aisleway while directing illumination towards an aisleway.

Abstract: The present invention provides an end-side heat extraction light emitting diode or LED lamp. The LED lamp includes a lamp housing, a cooling module, and an LED lighting set. The cooling module is configured inside the housing space of the lamp housing, having a cooling fan and a cooling base. The LED lighting set is configured on the LED joint surface of the cooling base. The end-side heat extraction LED lamp also includes a circular frame and an end-side heat extraction airflow guidance passage. The circular frame forms a space extending and expanding to the end side. The end-side heat extraction airflow guidance passage forms an airflow guidance space extending and expanding to the end side, forming a heat radiating path where the heat extraction airflow generated by the running cooling fan of the LED lamp can be exhausted from the light projection end of the lamp housing.

Abstract: This invention relates to a kind of LED light, comprising: front housing, rear housing, light pole fixation base, clear cap; also comprising the transformer fixed on the rear housing and the LED panel connected with the front housing; there are couples of heat sinks on external surface of the rear housing; the internal surface of the foresaid front housing is equipped with minimum one slot with couples of heat sinks in; the heat sinks are designed for conducting heat from the LED light panel to the air for timely eliminating heat for the LED. By this way, it guarantees a sufficient heat elimination for the LED street light achieving a longer lifespan of the LED street light and a less light degradation that can be even neglected. Therefore, the brightness of the LED street light is ensured.

Abstract: A bulb-type LED lamp includes a cooling structure, an LED module, a transparent shade and a lamp head. The cooling structure includes a thermally conductive plate and a plurality of cooling fins configured by being bended upwardly from a periphery of the thermally conductive plate, and each cooling fins are disposed by being interspaced to each other. The LED module is attached onto a bottom face of the thermally conductive plate. The transparent shade covers the LED module correspondingly and is connected fixedly to the thermally conductive plate. The lamp head is fitted and connected to each cooling fin and electrically connected to the LED module. Thereby, the thermal convection is enhanced and the cooling efficiency is further promoted.

Abstract: An LED lamp assembly includes a fixing holder adapted for positioning the LED lamp assembly at a desired position and a plurality of LED lamp modules superposed one by one on the fixing holder and spaced from each other. The LED lamp modules gradually increase in dimension along a superposing direction of the LED lamp modules. Each of the LED lamp modules includes a heat sink and an LED module attached to the heat sink. The heat sinks of the LED lamp modules gradually increase in dimension along the superposing direction of the LED lamp modules. The LED lamp modules are connected by a rod between the heat sinks of adjacent ones of the LED lamp modules.

Abstract: A lighting device includes an outer assembly, a light emitting device, and a contact. The outer assembly extends between a base end and a light emitting end. The outer assembly includes a contact carrier sub-assembly that extends from the base end to an outer end disposed proximate to the light emitting end. The light emitting device is disposed proximate to the light emitting end of the outer assembly. The contact is held in the contact carrier sub-assembly and extends from the base end of the outer assembly to the outer end of the contact carrier subassembly. The contact is electrically coupled with the light emitting device to provide a continuous electrically conductive path from the base end of the outer assembly to the outer end of the contact carrier sub-assembly. The contact is configured to supply electric current to the light emitting device.

Abstract: An LED lamp includes a heat sink, a plurality of fin arrays mounted on the heat sink, and a plurality of LED modules mounted on the fin arrays. The heat sink includes a base and a plurality of heat dissipating fins extending from the base. The fin arrays are mounted on a top surface of the base of the heat sink. Each fin array consists of a plurality of fins interlocked together. Each fin array has a bottom mounting surface in contact with the top surface of the base and a top engaging surface defined at an acute angle with respect to the top surface of the base. The LED modules are mounted on the engaging surfaces of the fin arrays, respectively, via heat absorbing plates.

Abstract: The present invention relates to a combination lamp which combines at least two different lamp components in a unitary configuration, preferably reducing the total amount of space taken up for the same amount of illumination produced. The combination lamps are preferably suitable for use on vehicles, light fixtures, lamps, decorative articles, etc., and each lamp component preferably has a power connection element independent from the other lamp components.

Abstract: A light emitting diode illuminator includes a reflecting shell (120), a light emitting diode light source (140) and a transparent cover (160). The reflecting shell includes a plurality of sequentially connected hollow tapered bodies (122, 124) having different taper angles. The tapered bodies cooperatively form a receiving space (123). The light source is installed at an end of the receiving space. The transparent cover is disposed at an opposite end of the reflecting shell away from to the light source and configured for directing light emitted from the light source out from the light emitting diode illuminator.

Abstract: A flexible light emitting array includes a flexible substrate, pluralities of first wires, second wires and light emitting components. The flexible substrate has a first surface and an opposite second surface. The first wires and the second wires penetrates across the first surface and the second surface to form pluralities of first conductive wire segments and second conductive wire segments on the first surface side and the second surface side. The light emitting components are arranged on the first surface side and electrically connected to the first conductive wire segments and the second conductive wire segments. The flexible light emitting array not only increases the reliability of bonding between the light emitting component and the flexible substrate but also drives the light emitting components with programmable control to achieve the dynamic effects.

Abstract: A heat dissipating structure for a lamp includes at least an illuminating element, a lamp base, a metal housing, a ring-shaped coil and a metal base. The metal housing has a great heat conducting capability, and the illuminating element is mounted on the lamp base, which is engaged with the metal housing. The ring-shaped coil which includes a primary winding and a secondary winding wound on a ring iron core is mounted between the metal housing and lamp base, wherein the ring iron core further includes an inner space for accommodating plural electronic components connected with the secondary winding, and the ring-shaped coil is electrically connected with the illuminating element and metal base. And, the metal base is electrically connected to a power source, so that through a conduction of the metal base, the ring-shaped coil can acquire and transform electricity to provide to the illuminating element for operation.

Abstract: This invention relates to the thermal management, extraction of light, and cost effectiveness of Light Emitting Diode, or LED, electrical circuits. An integrated circuit LED submount is described, for the packaging of high power LEDs. The LED submount provides high thermal conductivity while preserving electrical insulation. In particular, a process is described for anodizing a high thermal conductivity aluminum alloy sheet to form a porous aluminum oxide layer and a non-porous aluminum oxide layer. This anodized aluminum alloy sheet acts as a superior electrical insulator, and also provides surface morphology and mechanical properties that are useful for the fabrication of high-density and high-power multilevel electrical circuits.

Abstract: A display includes a panel and a backlight module. The backlight module includes a reflective board, a shell, at least two lenses and a light source. The lenses are installed on the reflective board. The reflective board is installed on the shell. The light source is installed in the shell and the light from the light source passes through the lenses. Each lens includes a bottom portion on the reflective board and an extending portion protruding slantwise from the bottom portion. The extending portion includes a reflective surface opposite to the reflective board approximately. A light from the light source is reflected onto the reflective board via the reflective surface, and then reflected onto the panel via the reflective board.

Abstract: A solar-powered LED street light that can immediately report its power data. The disclosed LED street light has a solar cell, a switch power supply unit, and a power cable data communicating unit. The mains power cable of the LED street light connects to the switch power supply unit for providing it with DC power. The solar cell has a solar board, a battery and a charge controller. The charge controller can also provide the LED street light with DC power. The charge controller has a power data digital output interface for connecting with the power cable data communicating unit, outputting the power data of the solar cell to the power cable data communicating unit. Through the mains power cable, the status of solar cell of each LED lamp is monitored.

Abstract: The present invention includes a skate board having a deck, a pair of trucks mounted beneath the deck and equipped with wheels. The deck is equipped with a plurality of light emitting devices, such as LEDs, which are mounted to the deck in a distinct pattern. The LEDs are in electrical connection with an energy source, such as a rechargeable battery. In a preferred embodiment, the rechargeable battery is mounted into the deck in a removable pack which can be charged without removing it from the deck. A microcontroller may be incorporated which provides for the selective illumination of the light emitting devices, and which may pulse, flicker, or create other aesthetically pleasing illumination patterns.

Abstract: A vehicular headlamp unit using a light-emitting element as a light source includes a projection lens on an optical axis that extends in a vehicle longitudinal direction, and first and second light source units arranged rearward of the projection lens. The first light source unit includes a first light-emitting clement, a first reflector arranged to cover the first light-emitting clement from above and structured to reflect light from the first light-emitting element forward toward the optical axis, and a first mirror component having an upward-facing reflective surface.

Abstract: A light-emitting device pressure ring structure includes a mounting base for mounting, a circuit board accommodated in the mounting base and having electrode pins connectable to an external power source, a holder member insertable in the mounting base, a light-emitting unit fixedly mounted in the holder member with a bottom heat sink thereof suspending outside the holder member and tubular electrodes thereof connectable to the electrode pins of the circuit board for power input, and a pressure ring cap detachably threaded onto the mounting base to hold down the holder member and to keep the heat sink of the light-emitting unit outside the mounting base for quick dissipation of waste heat from the light-emitting devices of the light-emitting unit.

Abstract: A LED utility light includes a light head and a light head carrier for supporting the light head, wherein the light head has a light housing, a power source, and a LED light arrangement. The light arrangement includes at lest a light source provided within the light housing, wherein the light head is rotatably and detachably coupling with the light head carrier, so that light source having different light effects is selectively and rotatably adjusted by rotating the light head.

Abstract: A red nitride phosphor of formula (I) or (II), and two green phosphors of formulas (III) and/or (IV) are included. MwAlxSiyBzN((2/3)w+x+(4/3)y+z):Eu2+??(I) M is any of Mg, Ca, Sr and Ba, and 0.5?w?3, x=1, 0.5?y?3 and 0?z?0.5, MpSiqN((2/3)p+(4/3)q):EU2+??(II) 1.5?p?2.5 and 4.5?q?5.5, MxMgSizOaXb:Eu2+??(III) M is any of Ca, Sr, Ba, Zn and Mn, X is any of F, Cl, Br and I, and 6.5?x<8.0, 3.7?z?4.3, a=x+1+2z?b/2 and 1.0?b?1.9, SicAldOfNg:Eu2+??(IV) c+d=6, 5.0?c<6, 0<d?1.0, 0.001<f?1, 7?g<8.

Abstract: The present invention discloses a screw on lighted attachment for use with a fish wire, and which includes a conical body constructed of a durable and selectively transparent material, this further being adapted to being mounted to a remote end of the fish wire. A tip location of the body is configured with an eyelet portion formed there-through, and to which an end of a second retrieval wire is secured. An illuminating element, such as a light emitting diode, is housed within the body with a power source incorporated into the body and communicating with the LED element for activating the same to illuminate an area surrounding an inserted location associated within the body.

Abstract: A device is disclosed that uses a plurality of light sources. The light sources may be light emitting diodes (LEDs). The light sources are arranged and mounted to a deformable flexible substrate. The light sources are arranged and mounted to the substrate as to emit their radiation perpendicular to the substrate. The substrate is flexed in a concave or convex manner by motor, magnetic field or other mechanical means. The light sources may emit their radiation perpendicular to the substrate, or the may diverge or converge their radiation away from the substrate. Perforations in the substrate provide cooling to the light sources by convection or forced air. A threaded holder may be screwed onto threads on a case in order to bend the flexible substrate to change the direction of light from the light sources mounted to the flexible substrate.