Abstract: An illumination device and method of making the device uses a three-dimensional (3D) substrate on which a number of light-emitting dies are mounted. The 3D substrate is configured to define an interior region. The illumination device includes electrical traces on at least one of the exterior surface and the interior surface of the 3D substrate.

Abstract: An orthogonal array backlight module includes multiple fluorescent tubes paved on both inner sides of a light box, and a display panel comprised of diffuser plate, optical film and liquid crystal panel being provide on the top of the light box; and each fluorescent tube being significantly shorter than that of the prior art of same size to effectively provide consistent luminance and allow easier assembly.

Abstract: The present invention relates to smart lighting devices bearing processors, and networks comprising smart lighting devices, capable of providing illumination, and detecting stimuli with sensors and/or sending signals. Sensors and emitters can, in some embodiments, be removed and added in a modular fashion. Smart lighting devices and smart lighting networks can be used for communication purposes, building automation, systems monitoring, and a variety of other functions.

Abstract: A three-component, protective headgear or helmet, and circuits therefor is provided with a battery-powered LED head lamp, which may be used by construction workers, search and rescue persons, cyclists, police, fireman, and the like. The battery may be replaceable or rechargeable and has long-term, uniform output characteristics driven by unique circuitry.

Abstract: A ceiling tile system comprises modular acoustic light-emitting modules which can be of a standard size to be fitted into a hung ceiling or other ceiling system in conjunction with similar acoustic light-emitting modules or conventional ceiling tiles. Each acoustic light-emitting module includes a backing panel, a cover, and a rigid spacing member extending between the backing panel and the cover, with solid state light-emitting elements such as light-emitting diodes (LEDs) arrayed within each module. The cover may be made of fabric including metallic threads to enhance the diffusion of light. In one embodiment, two arrays of LEDs are provided on respective modules. The arrays may be driven independently or together. The LEDs provide shades of white light or colored light, as desired. The cover and lighting elements may be readily removable from the backing panel for ease of maintenance.

Abstract: An illumination apparatus includes: a group of light source segments; a group of condenser lenses arrayed as opposed to the group of light source segments, and a group of rectangular lens elements arrayed as opposed to the group of condenser lenses for converging a light ray transmitted through the opposing condenser lens; and an illumination optical system for guiding the rays to an illumination plane. The lens elements have a shape of a rectangle and are arrayed in a rectangular effective area in such a way that a longitudinal axis of each lens elements intersects an axis passing a side of the effective area at 45°.

Abstract: An LED (light emitting diode) light bar assembly is comprised of an elongated casing having an elongated cavity of substantially U-shape cross-section. The casing has a base wall, opposed side walls and an elongated open end between the side walls. One or more elongated heat sink LED modules each having two or more LEDs and electrical component parts thereof are retained in each of the modules. The LEDs are exposed in a spaced-apart relationship in a common wall of the modules. The casing is configured to removably receive and retain one or more of the modules therein in end-to-end relationship. The casing defines in combination with the one or more modules, at least one internal channel for the passage of wiring which is non-visible exteriorly of the module. At least one end connector is detachably securable to an end of the casing for securing the casing to a support structure. The connector has an internal passage for receiving wiring from the modules retained in the casing.

Abstract: A modular light bar having crisscross lighting in the front and rear. Each module may include two horizontal layers of lighting supported on the underside of a mounting plate and connected to a terminal strip. A quick disconnect connects the terminal strip to a dimmer/flasher and controller.

Abstract: A light emitting device comprises: a light emitting element; a plurality of lead frames to which the light emitting element is electrically connected; and a package that includes in its interior at least part of said lead frames which protrude outward at one end, that is equipped with an opening for taking off light from the light emitting element, and that extends in the lengthwise direction, wherein a concave portion is formed in the outer surface of at least part of the package wall, the lead frames protruding outward from the package are accommodated in this concave portion, and the walls that constitute said opening and are across from each other in the widthwise direction of the package comprise at least a first wall that is across from the light emitting element, a second wall that is raised up by a step from the first wall, and a third wall that links the first wall and the second wall, and the second wall and third wall are formed thicker than the first wall.

Abstract: A light fixture using LEDs includes a lower skin layer possessing heat transfer properties. A circuit board is affixed to the lower skin layer, and a single LED, or a plurality of LEDs, is electrically connected to the circuit board. The single LED, or plurality of LEDs, when electrically activated, emits light through substantially around a vertical axis. The light fixture also includes a core possessing heat transfer properties that is in thermal contact with the LED and has an interior cavity for the LED. The core is affixed to the lower skin layer, and an upper skin layer, containing a window or windows over the LED or LEDs, is affixed to the core. The LEDs may be white, infrared, ultraviolet, and/or colored and may be mounted on a printed circuit board or individually.

Abstract: Methods and apparatus are provided for projecting light carrying a data image. The apparatus comprises a first layer having regions of electrically alterable variable light transmittance adapted to form the data image, and a hollow cavity backlight having a light exiting surface coupled to the first layer and adapted to provide light to the first layer through the light exiting surface from one or more light emitters some of which point in a principal direction other than at right angles to the light exiting surface. In a preferred embodiment, LEDs are used as the light emitters and are preferably mounted on one or more printed circuit boards or other support tilted at non-zero angles with respect to the light exiting surface.

Abstract: A circuit arrangement is for operating at least one light-emitting diode LED in an electrical circuit at a service voltage greater than the forward voltage of the at least one light-emitting diode. The light-emitting diode is PWM-controlled. The circuit includes reactances that are connected in series at both connections of the light-emitting diode, an additional switching arrangement between the terminals, and a full-wave rectifier circuit, such that the circuit is protected against short-circuits on the service voltage and on ground while the LED can continue to be triggered.

Abstract: The multi-color light lamp has a base divided into a plurality of segments. The three segments are spaced at 120 degrees. More or less segments can be used. An LED is positioned in each segment, the LED in each segment emits a color distinct from the light emitted by the LEDs in the other segments. If the lamp is to be used for automotive purposes, the LED in a first segment emits red light as a taillight and a stop light, the LED in a second segment emits yellow light a turn signal lamp, and the LED in the third segment emits white light as a backup light. A light pipe is operatively associated with the LEDs in each segment for directing emitted light away from the base. The LEDs (preferably two per segment) are mounted upon a thermally efficient printed circuit board such as a flex-on aluminum board.

Abstract: 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.

Abstract: A shunt device for use in a light socket includes a first semiconductor chip and a first container having a receiving surface for receiving the first semiconductor chip therein and having an open surface through which the first semiconductor chip is exposed and a first conductive member connected having a first end connected to the first semiconductor chip through the open surface and a second end connected to a first of the terminals with the socket and wherein the container and the chip and the member are operatively interposed in a self retained manner between the terminals in the lower portion of the socket.

Abstract: One embodiment of a system for illuminating multiple LEDs has a plurality of LEDs and a controller programmed to provide a plurality of serial binary signals, each of which drives a respective one of the plurality of LEDs. Each of the serial binary signals has a series of pulses with each of said plurality of LEDs emitting light during each pulse of its respective one of the serial binary signals. The emitting intensity of each of the plurality of LEDs depends on the number of pulses in its respective one of the serial binary signals, wherein the light from the plurality of LEDs combines to emit a color of light.

Abstract: An animated light source and method are provided. The light source may include a plurality of solid-state emitters and a control circuit for controlling the selective energization of the emitters individually to from a beam of light along an axis. The emitters may be selectively energized to provide the appearance of motion of light within the beam.

Abstract: Disclosed is a manufacturing method of an organic light emitting display device, which allows a frit to be sufficiently fused by illuminating a laser beam such that a width of the laser beam may be above a width of the frit by adjusting power of the laser beam. The manufacturing method of an organic light emitting display device comprises the steps of: a) forming an organic light emitting element comprising a first electrode, an organic thin film and a second electrode on a pixel region of a first substrate divided into the pixel region and a non-pixel region; b) forming a flit along a surrounding of a second substrate corresponding to the non-pixel region; c) arranging the second substrate on an upper side of the first substrate to be superposed to a part of the pixel region and the non-pixel region; and d) attaching the first substrate and the second substrate by illuminating laser beam with a width above a width of the frit from a back surface of the second substrate.

Abstract: A color-changing device which includes an enclosure at least a portion of which is material which is desired to change color. There is also included an illumination device, such as an LED or collection of LEDs which can illuminate the material. There can also be included a controller which can take some form of input, such as from a network, or a sensor, and can convert that input into a signal to control the illumination. There is also included a method for performing such color change.

Abstract: Apparatus is provided for projecting light to simulate flames on a screen for use in an electric fireplace with an imitation flame display. The apparatus comprises a hollow cylinder enclosing an interior region, the cylinder being rotatable about an axis of the cylinder and having a sidewall with an exterior surface and a non-reflective interior surface with apertures through the sidewall. A light source in the interior region is operated to cause light to be transmitted through the apertures onto the screen to simulate moving flames when the cylinder is rotated. This arrangement provides an improved imitation flame display on the screen. When incorporated into an electric fireplace, the apparatus provides a pleasing illusion of active, dancing flames adjacent an artificial log set.

Abstract: The image display device is configured to include the light source including a plurality of semiconductor light-emitting elements, a parallelizing unit including a plurality of cell lenses arranged in a one-to-one correspondence with each of the plurality of semiconductor light-emitting elements, an image display element for forming an optical image, a pair of lens-array groups located between the parallelizing unit and the image display element, and a projection unit for enlarging and projecting the optical image formed on the image display element. Moreover, the plurality of semiconductor light-emitting elements are located at substantially focal points of the cell lenses of the parallelizing unit.

Abstract: A low-voltage luminaire assembly is provided with a transformer and a lamp holder, one or more of which have quick-release connections. Methods for installing and servicing the luminaire assembly are also provided. The luminaire assembly may also have a plurality of lamp holders, a plurality of input and output electrical wires, a rotary dimmer switch, and an electrical plug component. The transformer and lamp holders are mounted to an object and the electrical wires are tailored to the necessary installation dimensions, thereby providing a luminaire assembly that is easily and neatly installable to any object in any desired configuration.

Abstract: A system and method for a reverse mounted light array. In one method embodiment, the present invention couples a reverse mounted light-generating source with a substrate. Additionally, the present invention couples an electrical portion of the reverse mounted light generating source with a conductive trace coupled to the reverse side of the substrate, wherein the coupling of the conductive trace with the substrate and the reverse mounted light generating source forms a reverse mounted light array.

Abstract: A LED light assembly, the light assembly comprising a reflective plate comprising a plurality of perforations formed therethrough the reflective plate, a plurality of LED bulbs wherein each LED bulb protrudes through a respective perforation of the plurality of perforations, and a control circuit selectively operable to produce a plurality of colored lights through the plurality of LED bulbs wherein the control circuit comprises a switch which when activated a defined number of times produces a plurality of at least light colors and light patterns wherein each of the plurality of at least light colors and light patterns are selected based on the defined number of times the switch is activated.

Abstract: A light source with LED and optical protrusions is provided. It comprises an optical panel and at least one optical plate. The light source can be used together with a heat sink or an optical element to enhance its performance. The optical panel forms an optical surface having plural optical protrusions to reflect and mix lights emitted from the LEDs. The optical plate is inserted into at least one slot on the optical panel, and it comprises a heat dissipation core plate and at least one electric circuit layer. The electric circuit layer comprises LEDs and at least one control circuitry. The electric circuit layer can be attached to either single side or both sides of the heat dissipation core plate. The invention achieves good uniformity and high intensity of the combined lights with desired chromaticity.

Abstract: An LED module includes a housing, a support member disposed in the housing and having a lower portion supporting a reflective plate thereabove, and a cone-shaped protrusive portion projecting upwardly from the lower portion to support a diffusing plate thereabove so as to prevent the occurrence of downward bending of the middle portions of the reflective and diffusing plates due to their weights.

Abstract: Provided herein are methods and systems for illuminating environments, including aircraft environments. The methods and systems include facilities for providing both white and non-white illumination, with color and color temperature control, in programmed response to inputs. Methods and systems are also provided for improving the addressing of light systems in a network lighting configuration.

Abstract: Each light path changing member forms a first light flux by reflecting a half of light flux emitted from a particular area (central area or peripheral area) of light source in one direction using a polarizing beam splitter, and forms a second light flux by reflecting the other half of light flux, which has passed through the beam splitter, in the afore-mentioned direction using the first mirror. Then, each light path changing member transmits a half of a light flux emitted from the other light source and guided by the second mirror in the same direction as that in which the first light flux has been guided using the polarizing beam splitter, and superposes the light flux on the aforementioned first light flux, and reflects the other half of light flux, which has been reflected by the beam splitter, in the aforementioned direction using the first mirror, and superposes the light flux on the second light flux.

Abstract: An LED surface light source is provided. The LED surface light source includes: an upper plate having a light emitting part for emitting an LED light and a reflector; a plurality of LEDs regularly arranged in horizontal and vertical directions; and a lower plate on which the plurality of LED are arranged and supported.

Abstract: Methods and apparatus for illumination of liquids in a variety of environments. In one example, multi-color LED-based light sources are employed to achieve a wide range of enhanced lighting effects in liquids. In another example, a pool or spa is illuminated by one or more multi-color light sources that may be employed as individually and independently controllable devices, or coupled together to form a networked lighting system to provide a variety of programmable and/or coordinated color illumination effects in the pool or spa environment.

Abstract: The present invention provides an illumination optical system that enables the direction and mixing of light from light emitting devices. The optical system comprises a plurality of light emitting devices that are spatially arranged in an array, wherein this array comprises one or more sections, such that the light emitting devices in a particular section emit light within a predetermined wavelength range. Through the use of a combination of macroscopic and microscopic optical systems, the illumination created by the array can be manipulated such that a desired illumination distribution is created. The macroscopic optical system provides a means for redirecting the illumination in one or more desired directions, wherein this redirection is provided by a collection of appropriately shaped and positioned reflective optics.

Abstract: Methods and systems are provided for lighting systems, including high output linear lighting systems for various environments. The linear lighting systems may include power systems for driving light sources in high-voltage environments.

Abstract: A structure of combined sockets of Christmas light includes a pair of first and second sockets integrated together to form a stepped configuration each having a single inlaid groove for engaging a single contact plate, a common slit connecting a common inlaid groove between the sockets for engaging a common contact plate, a pair of corkers blocking the bottom of the sockets each having a through hole for passing through the electric wires, a pair of hooks each facing a hindering plate on the opposing upper peripheries of the second socket, two lamps engaged within the upper rim of the sockets respectively each having a pair of lead-in wires respectively engaged with the common contact plate and the contact plates wherein the second lamp further has a pair of L-shaped blocking members respectively engaged within a pair of gaps between the hocks and the hindering plates.

Abstract: A series-connected string of incandescent light bulbs, operating on half-wave or full-wave rectified DC voltage, each having connected thereacross a filament voltage regulating shunting circuit which regulates the voltage across an empty or otherwise inoperative socket at substantially the same value as that across each of the remaining sockets in the string, thereby insuring continuous illumination of the light string. The voltage regulating shunting circuit of the present invention is a diode array formed of a plurality of series-connected silicon diodes and can be mass produced by using conventional manufacturing techniques at an ultimate selling price of approximately one cent.

Abstract: A backlight module has a frame, on which a reflective film, lamps and a diffusive plate are provided in sequence. A plurality of positioning devices each have a base and two rings. The base has two channels, two slots and a post on a top thereof. The lamps are fitted to the rings respectively and the rings are mounted in the slots of the base respectively to rest the lamps in the channels. The base of the positioning devices are secured on the bottom plate of the frame and the posts thereof are against the diffusive plate, such that the lamp is suspended and the relative locations of the lamps, the diffusive plate and the reflective film are fixed.

Abstract: A multi-functional ornamental lighting equipment is set forth. This equipment comprises an ornamental lighting load connected to form a plurality of branch circuits; a function controller formed of a variety of electric and electronic components operable for various prescribed functions, and having a power supply input terminal and an output terminal to the multi-branched circuit; a protective housing for enclosing the function controller; a connector unit connected with the protective housing and admitting to joint a plurality of conductors within it, one terminal of the conductors being connected to the output terminal of the function controller, while the other terminal thereof being connected to the ornamental lighting load; and a power supply connected to the input terminal of the function controller.

Abstract: A lighting system for stage, theatrical and architectural lighting, comprising a frame for supporting a plurality of light emitting diodes. The diodes are mounted to the frame so that each diode is both secured to the frame and also simultaneously positioned wherein each discrete diode light beam is directed to a prescribed remote focal point (target zone) and thereupon directed to a predetermined illumination area. Electrical power for transmitting and controlling electrical voltage to light emitting diodes by electrical circuitry integral with the frame. The frame can be configured as any hollow volume such a cone, a semi-ellipse, and a semi-sphere or can be configured as planar. Flexible blanks having apertures and pads for electrical connections can be used to construct rigid frames. An imaging gate a collimating lens and a focusing lens can be interposed between the frame and the illumination area.

Abstract: A flashing light cable for electrically connecting a musical instrument or a microphone to an amplifier or to a sound system, for use by an entertainer to enhance the visual appeal of a stage performance. The cable comprises two jacks having an elongated cable portion extending therebetween. The cable portion comprises a conductive wire in electrical communication with each of the jacks, and a plastic insulation that sheathes the conductive wire. The plastic insulation has a plurality of spatially separated flashing light bulbs partially embedded therein. When the cable is used to electrically connect two pieces of electrical equipment, and when the equipment is selectively activated, current flows through the cable, thereby causing the light bulbs to be selectively and intermittently illuminated, and enhancing the visual appeal of a stage performance by the entertainer.

Abstract: A light includes a frusto-conical base that has a planar bottom surface including an access door conjoined thereto. A transparent body is conjoined to the base top surface that has annular upper and lower portions defining a cavity therebetween. The upper portion includes a transparent lens disposed about an axis thereof. A mechanism is included for illuminating the body and refracting light arrays away therefrom. The illuminating mechanism includes a conical mirror disposed within the cavity. The mirror is formed from transparent material and has a maximum diameter equal to approximately one-half a diameter of the body. The mirror extends medially upward from the body and terminates at a top surface of the body. A power source is electrically coupled to the illuminating mechanism.

Abstract: A dynamic color mixing LED device that includes a plurality of light emitting diode units. Each light emitting diode unit includes e.g. a first LED of a first color (e.g. red) and a second LED of a second color (e.g. green). A third LED of a third color (e.g. blue can also be provided). A controller supplies respective driving signals to each of the first LED, second LED, and third LEDs individually. The respective driving signals individually control relative intensity outputs of the respective first LED, second LED, and third LED. With such an individual control each of the light emitting diode units can be controlled to output different color signals.

Abstract: A dynamic color mixing LED device that includes a plurality of light emitting diode units. Each light emitting diode unit includes e.g. a first LED of a first color (e.g. red) and a second LED of a second color (e.g. green). A third LED of a third color (e.g. blue can also be provided). A controller supplies respective driving signals to each of the first LED, second LED, and third LEDs individually. The respective driving signals individually control relative intensity outputs of the respective first LED, second LED, and third LED. With such an individual control each of the light emitting diode units can be controlled to output different color signals.

Abstract: An emergency light source comprising a housing and an energizing circuit selectively operatively coupling LEDs to a battery power source is provided for lighting a selected area to provide at least twenty-four hours of continuous light when energized. The emergency light source is activated by an activator having at least one of a manual activator and at least one light detector detecting a predetermined reduction in ambient light, wherein the activator is operatively coupled to the energizing circuit and causes the energizing circuit to operatively couple the battery power source and the LEDs.

Abstract: A vehicular headlamp used for a vehicle, includes an infrared light source for generating red light and infrared light, a visible light source for generating visible light whose wavelength is different from that of the red light, an optical system for emitting the red light and visible light towards a substantially same emission area in front of the vehicle and a lighting circuit for turning on the infrared light and visible light sources with the strength in order that the chromaticity in the emission area based on the red light and visible light can correspond to white light within a predetermined range in chromaticity coordinates.

Abstract: Illumination systems are disclosed that include a light source or a bank of light sources having a non-radially symmetrical aperture having a longer dimension and a shorter dimension, such that the light source or bank of light sources produces illumination with a non-radially symmetrical angular intensity distribution having a larger angular dimension and a smaller angular dimension. The illumination systems include an integrator having an entrance end optically connected to the bank of light sources, an exit end, and a dimension that experiences a larger increase from the entrance end to the exit end. The integrator is disposed so that the dimension experiencing the larger increase is substantially aligned with the larger angular dimension of the illumination produced at the entrance end of the integrator.

Abstract: The invention is directed to downsized projector optics and projector both of which employ an LED light source attaining the enhanced efficiency of the quantity of the emitted light. The projector optics and the projector respectively include, in position, a polygon-based conical polyhedron prism of which reflection surfaces are opposed to the LED light source; a light tunnel, a PS converting element, a polarized beam splitter and a LCOS all of which are provided in the optical axis of the reflected light from the polygon-based conical polyhedron prism; and a projection lens placed in the optical axis of the transmitted light from the polarized beam splitter.

Abstract: The present invention relates to a multi-segmented illumination device having at least two segment bodies. Each segment body contains a housing, at least one light source located inside the housing, a power source to power the light source, and at least one power switch connected to each segment body. In addition, each segment body includes at least one attachment point to connect each segmented body to the adjacent segmented body.

Abstract: An LED light that includes an LED light source. A thermoelectric device is configured to maintain the LED light source within a predetermined temperature range. A controller provides a pulse signal to the LED light source, so that the LED light can particularly operate as a strobe light. Such an LED light can find application in an obstruction light.

Abstract: An exterior luminaire comprising an array of light emitting diodes (2) within an outer body (12). Also within the outer body (12) is housed apparatus (7) for collecting and converting radiation into electrical energy so as to provide at least a part of the power required by the light emitting diodes (2), at least one light reflecting member (22) for reflecting light emitted by the light emitting diodes (2) out of the outer body (12), a light diffusing member (16) in the path of the reflected light, and means for maintaining the temperature around the array of light emitting diodes (2) within a predetermined range.

Abstract: A three-component, protective headgear or helmet is provided with a battery-powered LED head lamp, which may be used by construction workers, search and rescue persons, cyclists, police, fireman, and the like. The battery may be replaceable or rechargeable and has long-term, uniform output characteristics driven by unique circuitry.

Abstract: A staircase combination of the gang socket includes a plurality of integrally formed tubular sockets each having a bottom partially connected to the upper rim of the next socket and so on until a last socket partially connected its upper rim to the bottom of the socket positioned at above. Each of the sockets has a vertically cutting opening in a lateral side and closed by a plurality of integrally formed covers which are also connected partially their lower end to an upper end of the next covers, a common contact plate disposed between each of the adjacent sockets, a pair of single contact plate disposed within a first and last sockets opposite to the common contact plates and each connected with an electric wire, a plurality of lamps respectively inserted into the sockets.