Abstract: A lighting module comprising a base panel and a plurality of light-emitting diode (LED) chips attached directly to the base panel. The LED chips are in electrical communication with conductive traces on the base panel, which deliver a current to the LED chips. Various embodiments of this generally described lighting module are also presented. Additionally, methods of preparing such a lighting module, and system components of the lighting module are presented.

Abstract: A vehicular infrared irradiation lamp includes an infrared light-emitting element for projecting infrared light; a visible light-emitting element that emits visible light; and a transparent member provided at least partially adjacent to a light-emitting portion of the infrared light-emitting element. The transparent member radiates visible light received from the visible light-emitting element in a radiation direction of infrared light.

Abstract: There is provided an electron source according to the present invention, having a plurality of electron-emitting devices wherein each of the electron-emitting devices has a pair of electrodes, and a plurality of conductive films having respective electron emitting portions, provided between the pair of electrodes so as to be electrically connected to the pair of electrodes, the electron source including: a short-circuit suppressing film which is positioned between the plurality of conductive films and is provided on the electron-emitting device so as to be electrically connected to the pair of electrodes, and mainly contains tungsten (W) and germanium (Ge) nitride, wherein a ratio of the number of tungsten atoms to the number of tungsten and germanium atoms is 0.24 or more in the short-circuit suppressing film, surface resistivity of the short-circuit suppressing film is not less than 1×1010 ?/square and not more than 1×1013 ?/square.

Abstract: A rare gas discharge lamp apparatus has two or more rare gas discharge lamps aligned in parallel, each of which has a glass bulb that contains rare gas therein and first and second external electrodes that are formed on an outer surface of the glass bulb, extends in a glass bulb length direction, and are arranged apart from each other. The first and second external electrodes are made from metallic foils, and project in an outer length direction of the glass bulb from the respective glass bulbs to form extended portions. In addition, the first external electrode of one of the two or more rare gas discharge lamps and that of another one of the two or more rare gas discharge lamps are joined by a pressure bonding member at the extended portions of the respective first external electrodes.

Abstract: The exposure device that exposes a charged image carrier includes: a light-emitting chip on which light-emitting elements are arrayed in a first scan direction; and a circuit board on which the light-emitting chip is mounted and that includes wiring electrically connected to the light-emitting chip. The light-emitting chip includes: a light-emitting element chip including a first substrate and the light-emitting elements on one surface of the first substrate; a drive element chip including a second substrate, a drive element on the second substrate driving the light-emitting elements and a penetration hole in the second substrate; a first connecting member electrically connecting the light-emitting elements to the drive element, while the light-emitting elements face the penetration hole; and a second connecting member electrically connecting the drive element to the wiring, while a mounting surface of the drive element chip for fixing the light-emitting element chip faces the circuit board.

Abstract: The disclosed light emitting device comprises at least one first light emitting element including at least one light emitting chip for emitting light having a wavelength of 400 to 500 nm and a phosphor; and at least one second light emitting element disposed adjacent to the first light emitting element to emit light having a wavelength of 560 to 880 nm.

Abstract: An EL panel includes a conductive layer that is thermally bonded to portions of the panel. A patterned rear electrode can be reconfigured easily for prototype or low volume production yet the method and apparatus are suitable for volume production as well. The rear electrode is patterned by raster scanning a localized heating element or by using toner powder as the adhesive, wherein the toner powder is patterned by xerographic printing.

Abstract: The present invention relates to LED lamps suitable for forming automotive lighting systems, made of high power lambertian LEDs and a TIR collimator lens. In the present invention, a novel TIR collimator lens is developed to collect the light emitted from the LED source and through a pillow lens array; redistribution occurs to form a light pattern meeting ECE requirements.

Abstract: There are provided a display apparatus that can display an image having higher resolution feeling while solving the problem of patterning precision for sub pixels which is difficult to obtain in production, and a production method thereof.

Abstract: The present invention replaces the conventional cold cathode fluorescent tubes used in backlighting units of liquid crystal displays with an integrated electro-luminescent film structure, subdivided into electrically isolated micro-panels. Ideally, the electro-luminescent structure comprises separate red, green and blue micro-panels providing full color capabilities. Alternatively, the electro-luminescent film structure includes stacked groups of layers, in which each group emits a different color and is independently controllable.

Abstract: A fluorescent lamp has a glass container that has a phosphor layer formed on an inner surface of the glass container, and that is hermetically sealed, wherein phosphors of the phosphor layer include a blue phosphor, a green phosphor, and a red phosphor, a main luminescence peak of the blue phosphor exists in a wavelength region in a range of 430 nm to 460 nm inclusive, a half-value width of a spectrum of the main luminescence peak of the blue phosphor is less than or equal to 50 nm, a main luminescence peak of the green phosphor exists in a wavelength region in a range of 510 nm to 530 nm inclusive, a half-value width of a spectrum of the main luminescence peak of the green phosphor is less than or equal to 30 nm, and a main luminescence peak of the red phosphor exists in a wavelength region in a range of 600 nm to 780 nm inclusive, and a difference between a wavelength of the main luminescence peak of the blue phosphor and a wavelength of the main luminescence peak of the green phosphor is in a range of 70 n

Abstract: A light emitting device package and other devices using the light emitting device package are discussed. According to an embodiment, the light emitting device package includes a package body; at least one light emitting device disposed in the package body; at least one pair of leads electrically connected with the light emitting device; and a lens over the light emitting device and having at least one recess at an upper portion of the lens, the shortest distance from the light emitting device to a lowest portion of the recess being greater than approximately D1/7 and smaller than approximately D1/2.4, wherein D1 is a diameter of the lens.

Abstract: This invention provides a plasma tube array-type display sub-module that realizes one seamless large screen of a display device and prevents degradation in quality of an image to be displayed on the large screen. The electromagnetic wave shield layer is formed so as to extend beyond an effective display region over, where the plurality of plasma tubes is arranged on one side of the front-side supporting sheet. Moreover, at least one further function layer is formed only over the effective display region. The front-side supporting sheet with display electrodes and the electromagnetic wave shield layer is bent toward the back direction along a side end of the effective display region in order to join plasma tube array-type display sub-modules.

Abstract: A flat lighting device includes a layer arrangement, anode and cathode contact regions. The layer arrangement includes an anode layer, a cathode layer, and an organic light-emitting layer arranged between the anode and cathode layers, the layer arrangement having a flat shape which is laterally bounded by an edge region. The anode contact regions contact the anode layer and are implemented along the edge region. The cathode contact regions contact the cathode layer and are implemented along the edge region. The flat shape has a rotational invariance toward rotation by discrete angles. The anode and cathode contact regions may be contacted from one side of the flat shape of the layer arrangement and are arranged to be laterally distributed over the edge region such that the lateral distribution of the anode and cathode contact regions is maintained upon rotation of the layer arrangement by the discrete angles.

Abstract: To provide a filament lamp having a plurality of filaments disposed in sequence in the axial direction of a light-emitting lamp tube which is configured so as not to shield emitted light from a center filament, internal leads for two filaments disposed proximate hermetically sealed parts at both ends are connected to metal foils in the same hermetically sealed part.

Abstract: The invention relates to a lamp with a first light source generating white light, comprising at least one fluorescent lamp (2) or an incandescent lamp, as well as a second light source comprising at least one set of light-emitting diodes (4, 5; 300), and comprising a reflector (1) for the light emitted by the light sources, wherein a cooling device (6, 7) for the at least one set of light-emitting diodes (4, 5) is attached to the reflector (1) and is thermally linked to the at least one set of light-emitting diodes (4, 5), and wherein the lamp comprises a translucent and light-dispersing medium (3) in the optical path of the light emitted by the lamp.

Abstract: In a light emitting device, a substrate on which LEDs are arranged in line is used as a light source used for the sidelight of an illuminating apparatus serving as a backlight of sidelight type. The frame of the LED includes a first portion, a second portion, and a third portion. The second and third portions are arranged on both sides of the first portion. The length of the longest part of the first portion in a first direction d1 in which the LEDs are arranged is larger than the length of the longest part of each of the second portion and the third portion. Each of the second portion and the third portion has a part having a length in the first direction d1 shorter than the length a1 of the longest part of the first portion in the first direction d1.

Abstract: The present invention relates to a white light emitting diode (LED) package that includes a blue LED chip to emit blue light; a yellow phosphor excited by the blue light and emit yellow light, the yellow light to produce a primary white light in combination with the blue light; a red LED chip to emit red light, the red light to adjust the primary white light into secondary white light of an incandescent color; and a package member comprising at least a partial transmissive part covering the blue LED chip, the red LED chip, and the yellow phosphor. The primary white light falls in a region of (0.413, 0.502), (0.335, 0.376), (0.37, 0.371), and (0.439, 0.48) based on a CIE color coordinate standard.

Abstract: The present invention relates to a backlight unit that includes at least one first light emitting diode (LED) package and at least one second LED package, wherein the first LED package includes a blue LED chip, a green LED chip, and a first phosphor, the first phosphor being excited by blue light and to emit light to be mixed with blue light and green light respectively emitted from the blue LED chip and the green LED chip, the first LED package to thereby emit white light; the second LED package includes a blue LED chip, a red LED chip, and a second phosphor, the second phosphor being excited by blue light and to emit light to be mixed with blue light and red light respectively emitted from the blue LED chip and the red LED chip, the second LED package to thereby emit white light; and the first LED package and the second LED package are alternately arranged.

Abstract: Technologies are described herein for an illumination device and a corresponding fixture device. The illumination device includes a luminary module for the emission of light and an identification circuit containing identifying data, while the fixture device includes a driver module for supplying power to the illumination device and a controller module. When the illumination device is connected to the fixture device, the controller module communicates with the identification circuit of the illumination device to retrieve the identifying data and causes the driver module to supply the appropriate power to the luminary module of the illumination device.

Abstract: Disclosed is an assembly of light-emitting units, which is applicable to a lighting device that comprises a plurality of light-emitting elements respectively mounted to heat dissipation units. The light-emitting elements give off light beams that project outward through a light-transmitting hood. One surface of the light-transmitting hood is provided with a light diffusion layer featuring light refraction. As such, the light beams emitting from the light-emitting elements are made converging on a light incidence area, which, together with the feature of light spreading of the light-transmitting hood, can spread off and thus homogenize the light beams to form a surface source, and can also concentrate the light energy of the lighting device to enhance the brightness. The lighting device can be applied to any lighting facility.

Abstract: In accordance with the invention, there are electron emitters, charging devices, and methods of forming them. An electron emitter array can include a plurality of nanostructures, each of the plurality of nanostructures can include a first end and a second end, wherein the first end can be connected to a first electrode and the second end can be positioned to emit electrons, and wherein each of the plurality of nanostructures can be formed of one or more of oxidation resistant metals, doped metals, metal alloys, metal oxides, doped metal oxides, and ceramics. The electron emitter array can also include a second electrode in close proximity to the first electrode, wherein one or more of the plurality of nanostructures can emit electrons in a gas upon application of an electric field between the first electrode and the second electrode.

Abstract: A mounting assembly for supporting an LED in a lighting fixture. A first substrate containing the LED has contact pads in electrical communication with the LED. A contact carrier has a plurality of contacts that correspond with the contact pads of the first substrate. A second substrate has electronic components to power the LED. A first contact arrangement on the second substrate engages the integral electrical contact portions of the contact carrier, and a second contact arrangement provides external connections to the electronic components. A heat sink portion is engaged in thermal contact with the contact carrier and the first substrate. The heat sink portion includes finned members for dissipation of heat generated by the LED disposed within the heat sink portion. A slot is provided in the heat sink projecting axially of the heat sink portion, for receiving and securing the second substrate.

Abstract: A light source unit is used in a multiply combined manner, and includes a light source element having a substrate and one or more light emitting elements disposed on the substrate. The light source unit is configured such that when a plurality of the light source units are arranged in cascade, the light source element in the light source unit comes to in electric connection with another light source element in an adjacent light source unit. Thereby, the plurality of light source units may emit light at the same time. Thus, the structure similar to rod-shaped light source such as CCFL is achieved.

Abstract: A lamp including a plurality of light emitting devices and heat sinks can be configured to dissipate heat generated by the plurality of light emitting devices. The heat sinks can be branched into a generally Y-shaped configuration as viewed in a section that includes a primary optical axis of the vehicle lamp. One of the light emitting devices is connected to one of the branched parts of the heat sinks. Another light emitting device is connected to the other branched part of the heat sinks.

Abstract: The current invention discloses polychromatic sources of white light, which are composed of at least two groups of colored emitters, such as light-emitting diodes (LEDs) are disclosed. Based on a novel approach of the assessment of quality of white light using 1269 test color samples from the enhanced Munsell palette, the spectral compositions of white light composed of two to five (or more) narrow-band emissions with the highest number of colors relevant to human vision rendered almost indistinguishably from a blackbody radiator are introduced. An embodiment of the current invention can be used, in particular, for designing polychromatic sources of white light with the ultimate quality capable of rendering of all colors of the real world.

Abstract: A light emission device includes multiple electrically activated solid state emitters (e.g., LEDs) having differing spectral output from one another; and/or phosphor material including one or more phosphors arranged to receive spectral output from at least one of the solid state emitters and to responsively emit a phosphor output, to provide spectral output. In one arrangement, at least four electrically activated solid state emitters each have different spectral outputs in the visible range, with the emitters arranged in an array positioned on a single reflector cup or other support, with at least two solid state emitters differing substantially in size. Aggregated output may include white light having a color temperature in any of several desired ranges.

Abstract: A lighting device comprising at least one non-white light source, at least a first supplemental light emitter and at least a second supplemental light emitter. The non-white light source(s) is outside an area from 0.01 u?v? above to below the blackbody locus, and within an area defined by curves between saturated light of wavelength 430-480 nm and 560-580 nm and line segments between saturated light of wavelength 430-580 nm and 480-560 nm. The first supplemental light emitter(s) have dominant emission wavelength of 465-540 nm. The second supplemental light emitter(s) have dominant emission wavelength of 600-640 nm.

Abstract: A method for manufacturing a large area LED array, comprising providing two stacks (21) of electrodes (26), each electrode arranged in a meander pattern (4) on a substrate (3), at least two U-turns (7) on one side of the meander each being connected to a LED mounting surface (8) to form a row (9) of mounting surfaces, arranging the stacks so that rows and columns of mounting surfaces intersect each other at a plurality of intersection points (24), and mounting LEDs (22) at these intersection points. The substrate material is then removed, and the stacks are stretched in two directions thereby separating said intersection points (24) from each other. According to the invention, the LEDs can be mounted to the LED mounting surfaces when these are still located close to each other, preferably adjacent to each other enabling a simple and cost efficient mounting process. Further, the size of the substrates on which the conducting layer is formed can be limited.

Abstract: A light-emitting device is provided that can extract light in all directions and that has wide directivity. This light-emitting device includes: an elongated bar-shaped package extending sideways, the package being formed such that a plurality of leads are formed integrally with a first resin with part of the leads exposed; a light-emitting element that is fixed onto at least one of the leads and that is electrically connected to at least one of the leads; and a second resin sealing the light-emitting element. In the light-emitting device, the first resin and the second resin are formed of optically transparent resin, and the leads have outer lead portions used for external connection and protruding sideways from both left and right ends of the package.

Abstract: The present invention relates to a luminous structure (100) comprising at least one light-emitting diode (3) capable of emitting radiation within the ultraviolet (UV) and/or the visible, a substantially planar glass element (1) having main faces (11, 12) and an edge, the glass element having a hole (2) housing the diode (3), and a metallic element (4) connected to the diode and coupled with said glass element for removing heat, said metallic element being furthermore chosen from an electrical connection element (4) and/or a holding element (4) for keeping the diode in said hole. The invention also relates to the manufacture of this luminous structure and to its applications.

Abstract: An AC-driven LED circuit 10 includes a first parallel circuit 12 having a first branch 14 and a second branch 16 which connect at first and second common point 18, 20. The common points 18, 20 provide input and output for an AC driving current from a driver of the circuit. The first branch 14 has a first LED 26 and a second LED 28, the first LED 26 being connected to the second LED 28 in opposing series relationship with the inputs of the first and second LEDs 26, 28 defining a first branch junction 34. A second branch 16 has a third LED 30 and a fourth LED 32, the third LED 30 is connected to the fourth LED 32 in opposing series relationship with the outputs of the third and fourth LEDs 30, 32 defining a second branch junction 36. Improvement in performance and scalability is provided by adding n diodes to a given parallel circuit and x cross connecting circuit branch diodes (40, 44) and providing one or more parallel circuits (15) in series and or parallel.

Abstract: A method for producing a radiation-emitting device comprising a plurality of radiation-emitting components (3) may comprise in particular the following steps: A) providing a carrier body (1) with a surface (10) having different partial surface regions (11, 12), wherein the normal vectors (110, 120) of the different partial surface regions (11, 12) point in different spatial directions, B) arranging at least two radiation-emitting components (3) on two different partial surface regions (11, 12), and C) producing electrical contact-connections to the radiation-emitting components (3).

Abstract: An organic light emitting display including a first substrate, a second substrate spaced from and positioned opposite the first substrate, a display unit positioned between the first and second substrates, a multi-layered structure between outside areas of the first and second substrates, and an adhesive member positioned in a formation area of the multi-layered structure and configured to seal the first and second substrates.

Abstract: Light-emitting elements are divided into chromaticity groups on the basis of their chromaticity. In a planar light source, light-emitting elements selected from two of the chromaticity groups are alternately provided in a longitudinal direction and in a transverse direction, respectively. The two chromaticity groups are substantially equally away from a target chromaticity in directions reverse to each other. Further, pairs of two of the light-emitting elements belonging to the two chromaticity groups which are separated from each other, are provided so that distances d2 at which two of the light-emitting elements in each of the pairs are provided are less than distances d1 at which the pairs are provided.

Abstract: The present invention is an LED lighting lamp which comprises a lamp body including a light emitting part in which a plurality of LED elements are arranged on each of side surfaces of a polygonal supporting member and a connection part which is provided at a different position from that of the light emitting part and is formed with a plurality of terminal electrodes electrically connected to the LED elements, and a socket in which the connection part of the lamp body is fitted and which has a pair of output terminals electrically connected to the terminal electrodes, and which is configured to enhance reliability and long-term stability and reduce a cost involved in exchanging a light source.

Abstract: Compact fluorescent lamps (CFLs) are characterized by impaired colour rendering, due to their low illumination capability near the blood-red edge of the visible spectrum. Red light output by a light emitting diode (LED) has a relatively narrow spectral distribution, and LEDs are able to produce red light with reasonable efficiency. Blending the light output of a CFL with a small amount of blood-red light emitted by one or more inexpensive LEDs improves colour rendering, while reducing the overall energy cost of operating the CFL-LED hybrid lamp.

Abstract: A lamp includes at least one luminous source (14, 6, 8), in particular a low-pressure discharge lamp, for producing main illumination and having at least one alternative luminous element (22), in particular a light-emitting diode arrangement having at least one LED, for producing alternative illumination, which are arranged on a cap (12) , and having electronics, wherein a switching arrangement, which can be actuated manually, for operating the lamp in the main illumination mode, the alternative illumination mode or in both illumination modes at the same time is provided in the cap.

Abstract: A mercury light source tube such that a detrimental effect on its lifetime caused by gathering of mercury at peripheral portions of electrodes can be prevented or controlled, a light source device, and a display device. The mercury light source tube has a tube body in which mercury is sealed, electrodes provided to the tube body, and projections provided on an outer surface of the tube body to be integral with the tube body. The projections are placed between the electrodes or in positions at a distance from the electrodes toward the tube body center. The projections locally increase the surface area of the tube body so as to easily radiate heat to the outside, and locally decrease temperatures of the positions where the projections are placed and their peripheral portions so that mercury gathers at the low temperature portions.

Abstract: A discharge tube array includes a plurality of narrow discharge tubes (10) each provided with an internal fluorescent layer (13). The array also includes a holder (20) formed with a hollow portion (21) for holding the discharge tubes (10) in a mutually parallel state, where the discharge tubes (10) are removably inserted into the hollow portion (21). The holder (20) is provided with a plurality of first electrodes (23) disposed along the discharge tubes (10), and with a plurality of second electrodes (24A, 24B) opposing the first electrodes (23) across the hollow portion (21) and extending in a direction intersecting with the first electrodes (23).

Abstract: A three-electrode surface discharge display (1) of the present invention includes: a plurality of parallel discharge tubes (10) to provide a panel-like effective display area (S); a plurality of display electrode pairs disposed on one surface-side of the discharge tubes (10) across the discharge tubes (10), with each display electrode pair composed of a pair of parallel electrodes (X, Y); and addressing electrodes (A) disposed along the discharge tubes on the other surface-side of the discharge tubes (10). A dummy electrode pair, provided outside the effective display area (S) and parallel to the endmost display electrode pair in the effective display area (S), is composed of dummy electrodes (DX, DY) corresponding to the sustaining electrode (X) and the scanning electrode (Y), respectively. The dummy electrode (DY) is electrically connected with the scanning electrode (Y(1)) of the endmost display electrode pair in the effective display area (S).

Abstract: A monochromic, multi-color and full-color cold cathode fluorescent display (CFD), comprises of some shaped white or multi-color or red, green blue color cold cathode fluorescent lamps (CCFL), reflector, base plate, temperature control means, luminance and contrast enhancement face plate, shades and its driving electronics. CFD is a large screen display device which has high luminance, high efficiency, long lifetime, high contrast and excellent color. CFD can be used for both outdoor and indoor applications even at direct sunlight, to display a character, or graphic and video image.

Abstract: A substrate assembly for use in a lamp has a main printed wiring board and a standoff board. The main printed wiring board has a main surface with one or more LED packages disposed on the main surface and electrically connected thereto. The standoff board is disposed on the main surface of the main printed wiring board. The standoff board has an LED package disposed thereon and conductors to provide an electrical connection between the LED package disposed on the standoff board and the main printed wiring board.

Abstract: A printed circuit board (PCB) for mounting electrical components such as LEDs has either contact traces leading to an edge of the PCB, or outward edge protrusions on which an electrically conductive material is deposited, such that the board itself can be used to make electrical contact in a pre-existing, commercially available fitting, such as a wedge or screw-in or bayonet-base fitting designed to receive incandescent light bulbs.

Abstract: A light emitting display and a method of manufacturing the same, wherein the light emitting display includes a first substrate on which a plurality of light emitting devices is formed, a second substrate provided to face the first substrate, a dam member provided between the first substrate and the second substrate to surround the plurality of light emitting devices, an inorganic sealing material provided between the first substrate and the second substrate on an outer circumference of the dam member to attach the first substrate and the second substrate to each other, and a filling material provided on an internal side of the dam member to cover the plurality of light emitting devices. The inorganic sealing material effectively shields moisture or oxygen and/or increases the life of the light emitting display. The filling material fills the space between the substrates to improve mechanical reliability.

Abstract: An LED lamp system with a plurality of LED elements is described. The system comprises a chamber (1) with a plurality of inner side wall faces and a radiation opening (4) for the emission of light. The inner side wall faces are each formed predominantly from a plurality of LED radiation surfaces (3a, 3b).

Abstract: The invention relates to organic electronic devices and methods of manufacture comprising at least two segments, each segment comprising an organic electronic light-emitting device wherein each segment is defined by peripheral edges; wherein each segment comprises a first electrical contact disposed on a first peripheral edge and a second electrical contact disposed on a different peripheral edge than the first electrical contact and the electrical contacts of each segment are joined in electrical communication with a conductive material.

Abstract: A double-sided display device includes a pair of substrates, on which self-emitting elements are formed respectively, being bonded to each other. A lead wiring section of the self-emitting element area formed on one of the substrates and a lead wiring section of the self-emitting element area formed on the other substrate are formed on the same side of the substrates. Each of the lead wiring sections is formed in a part of the side of each of the substrates. In addition, cutout portions are formed in parts of the sides of the substrates where the lead wiring sections are not formed. Thus, in the double-sided display device, the lead wiring sections formed on ends of substrates can be easily connected with a driving circuit component, a wiring substrate or the like, while the space for the double-sided display device can be reduced.

Abstract: A protected lamp assembly includes a tubular lamp enclosed within a tubular protective housing. The lamp is supported by grommets or bushings of a resilient material that are retained within the housing. An end cap assembly may include the bushing for the lamp and also support the protective housing. Conductors through the end caps communicate with the lamp electrodes. In alternate embodiments the conductors may emerge from one of the end caps or the end caps may include a conductive coating with a connection to the lamp electrodes.

Abstract: A dual-screen organic electroluminescent display device is made by encapsulating two independent conventional organic electroluminescent displays inside two substrates to reduce its weight and thickness. Meanwhile, only one encapsulation step is carried out and encapsulation cost would be lower.