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Solid-state type

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313 - Electric lamp and discharge devices

313483000 - WITH LUMINESCENT SOLID OR LIQUID MATERIAL

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Class / Patent application numberDescriptionNumber of patent applications / Date published
313503000 With particular phosphor or electrode material 1982
313506000 Plural layers 178
313512000 With envelope or encapsulation 155
313499000 Semiconductor depletion layer type 75
313505000 With electrode matrix 52
313502000 With phosphor embedding material 43
313511000 Flexible 7
313510000 With character display (e.g., digits or letters) 1
20090267506Mobile terminal device - In a cellular phone, a light guiding plate, which linearly guides light emitted by a plurality of light emitting elements (LEDs), and an LED display unit, which displays predetermined LED displays, are laminatedly arranged in a movable-side housing. A slit formed in the substantially central portion of the light guiding plate partitions the light guiding plate into a first light guiding region and a second light guiding region. A first light emitting group of the light emitting elements emits light to the first light guiding region and a second light emitting group of the light emitting elements emits light to the second light guiding region. The first light guiding region and the second light guiding region are illuminated alternately by alternately switching ON the first light emitting group and the second light emitting group.10-29-2009
Entries
DocumentTitleDate
20130026907DISPLAY PANEL AND DISPLAY PANEL MANUFACTURING METHOD - A display panel enabling constraint of void formation between substrates and minimizing the effect of any voids formed, has for at least one pixel, a distance between the element surface and the element opposing surface corresponding to each light-emitting element of the pixel that is smaller than a distance between the inter-pixel surface and the inter-pixel opposing surface in an inter-pixel area between neighbouring pixels, and smaller than a distance between the inter-element surface and the inter-element opposing surface corresponding to the light-emitting elements, and on the element substrate, the distance between neighbouring pixels is greater than a distance between neighbouring light-emitting elements, and a distance between the inter-pixel surface and the inter-pixel opposing surface is greater than a maximum distance between the inter-element surface and the inter-element opposing surface.01-31-2013
20100052512Nanocrytals including a Group IIIA element and a Group VA element, method, composition, device and other products - A nanocrystal comprising a semiconductor material comprising one or more elements of Group IIIA of the Periodic Table of Elements and one or more elements of Group VA of the Periodic Table of Elements, wherein the nanocrystal is capable of emitting light having a photoluminescence quantum efficiency of at least about 30% upon excitation. Also disclosed is a nanocrystal including a core comprising a first semiconductor material comprising one or more elements of Group IIIA of the Periodic Table of Elements and one or more elements of Group VA of the Periodic Table of Elements, and a shell disposed over at least a portion of the core, the shell comprising a second semiconductor material, wherein the nanocrystal is capable of emitting light having a photoluminescence quantum efficiency of at least about 30% upon excitation. Also disclosed is a nanocrystal comprising a nanocrystal core and a shell comprising a semiconductor material disposed on at least a portion of the nanocrystal core, wherein the semiconductor material comprises at least three chemical elements and is obtainable by a process comprising adding a precursor for at least one of the chemical elements of the semiconductor material from a separate source to a nanocrystal core while simultaneously adding amounts of precursors for the other chemical elements of the semiconductor material. A population of nanocrystals, method for preparing nanocrystals, compositions, and devices including nanocrystals are also disclosed.03-04-2010
20100141117DISPLAY APPARATUS - In a display apparatus, a thin film transistor, a planarization film, and at least two light-emitting devices are provided on a substrate, and the light-emitting device at least includes a light-emitting layer and first and second electrodes. At least two first contact holes and at least two second contact holes are provided in the planarization film at a part outside a display region and connect the first electrode to ground wiring and/or power wiring with a resistance lower than that of the first electrode, the distance between the second contact hole and the display region is longer than that between the first contact hole and the display region, and the opening area of the second contact hole is smaller than that of the first contact hole.06-10-2010
20100164362METAL BASE CIRCUIT BOARD - Provided is a metal base circuit board having a new function of a light reflection in addition to the conventional printed circuit board function for mounting electronic parts. The metal base circuit board has a circuit arranged on a metal plate via an insulation layer. A white film is arranged at least one the insulation layer.07-01-2010
20130033168WAVELENGTH CONVERSION STRUCTURE, MANUFACTURING METHODS THEREOF, AND LIGHTING EMITTING DEVICE INCLUDING THE WAVELENGTH CONVERSION STRUCTURE - A wavelength conversion structure comprises a phosphor layer comprising a first part and a second part formed on the first part, wherein the first part and the second part have a plurality of pores, a first material layer formed in the plurality of pores of the first part, a second material layer formed in the plurality of pores of the second part and a plurality of phosphor particles, wherein the plurality of phosphor particles is distributed in the first material layer and the second material layer.02-07-2013
20130033167Phosphor Composition And White Light Emitting Device Using The Same - A phosphor composition and a white light emitting device using the same are disclosed. The white light emitting device includes a blue light emitting diode and a phosphor composition disposed on the blue light emitting diode, wherein the phosphor composition includes a yellow lanthanum silicon nitride, a yellow β-SiAlON and a red CaAlSiN, and the weight proportion of the yellow lanthanum silicon nitride, the yellow β-SiAlON and the red CaAlSiN is 1:1:0.3˜0.45.02-07-2013
20130076229LIGHT EMITTING MODULE AND ILLUMINATION APPARATUS - A light emitting module has a flat light emitting panel including a transparent substrate and a light emitting part formed on the substrate. The flat light panel includes: electrode pads which are formed on the substrate outward of the light emitting part and are electrically connected to the light emitting part; and a transparent or light reflective sealing member which is provided to cover the electrode pad.03-28-2013
20130076230MANUFACTURING METHOD OF LIGHT-EMITTING DEVICE AND THE LIGHT-EMITTING DEVICE - According to one embodiment, a manufacturing method for a light-emitting device includes: mounting a light-emitting element on a substrate; and dispersing, in liquid transparent resin, phosphor particles in micron order excited by light radiated from the light-emitting element to emit light and electrostatically applying or electrostatically spraying dispersed liquid of the phosphor particles to thereby form a layer including the phosphor particles on the upper surface of the light-emitting element.03-28-2013
20100045167SURFACE LIGHT-EMITTING DEVICE AND ILLUMINATING APPARATUS AND DISPLAY APPARATUS INCLUDING THE SAME - There is provided a surface light-emitting device that improves the light emission efficiency and an illuminating apparatus and a display apparatus that include the surface light-emitting element. A surface light-emitting device includes transparent substrate 02-25-2010
20090243464Display Device and Method of Fabricating the Display Device - In an EL element having an anode, an insulating film (bump) formed on the anode, and an EL film and a cathode formed on the insulating film, each of a bottom end portion and a top end portion of the insulating film is formed so as to have a curved surface. The taper angle of a central portion of the insulating film is set within the range from 35° to 70°, thereby preventing the gradient of the film forming surface on which the EL film and the cathode are to be formed from being abruptly changed. On the thus-formed film forming surface, the EL film and the cathode can be formed so as to be uniform in thickness, so that occurrence of discontinuity in each of EL film and the cathode is prevented.10-01-2009
20100096976LED FLUORESCENT LAMP - A light-emitting diode (LED) fluorescent lamp which can replace a typical fluorescent lamp is provided. The LED fluorescent lamp includes an LED array including a plurality of LEDs connected in series; first through fourth connection pins; first through fourth capacitors connected to the first through fourth connection pins, respectively; a first diode having an commonly connected to second ends of the first and third capacitors and a cathode connected to a first end of the LED array; a second diode having an anode connected to a second end of the LED array and a cathode commonly connected to second ends of the second and fourth capacitors. The LED fluorescent lamp can replace a typical fluorescent lamp without a requirement of the installation of additional equipment or the change of wiring.04-22-2010
20130088142ARRANGEMENT OF SOLID STATE LIGHT SOURCES AND LAMP USING SAME - Arrangements of solid state light sources for color-mixing, and light sources including the same, are provided. A substrate has and a plurality of different color LED chips coupled thereto. The emitted light is mixed to produce a white light output. The LED chips are arranged on the substrate in a manner that improves color-mixing, for example, by forming LED sets including one or more LED chips of different colors, by skewing the LED chips, and/or by forming a non-rectangular array or a circular array of LED sets and/or chips. The color-mixing LED arrangement may be used in a lamp or other light source together with collimating optics to collimate and further mix the color-mixed light output from the LED arrangement. The color-mixing LED arrangement may be provided as a single package with multiple LED chips or as multiple packages of one or more LED chips.04-11-2013
20130049571LIGHT EMITTING MATERIAL, INK COMPOSITION, THIN FILM, LIGHT EMITTING DEVICE AND METHOD FOR MANUFACTURING LIGHT EMITTING DEVICE - An object of the invention is to provide a light emitting material which can improve the luminous lifetime of a light emitting device by being included in a light emitting layer of the light emitting device. A means for achieving the object is a light emitting material characterized by comprising wherein the material comprises a conjugated polymer having a conjugated part and a blue light emitting compound having a blue light emitting part and satisfies the following formula (1):02-28-2013
20130049572BACKLIGHT ASSEMBLY AND DISPLAY APPARATUS HAVING THE SAME - A backlight assembly includes a light emitting portion, a chromaticity converter and a light guide plate. The light emitting portion generates a first light. The chromaticity converter receives the first light, and converts a chromaticity of the first light to generate a uniform light having a uniform chromaticity. The light guide plate includes an incident surface to which the uniform light is incident, and a light exiting surface guiding the uniform light provided from the incident surface and emitting the uniform light. Accordingly, a display quality of a display apparatus may be enhanced.02-28-2013
20130057141LIGHTING DEVICE - A lighting device comprising a solid state light emitter and a light mixing element, in which at least ten of light emitted by the emitter that enters the mixing element is reflected within the mixing element, and the mixing element is not larger than 16 mm. Also, a lighting device comprising an emitter and a mixing element comprising first and second regions. Also, a lighting device comprising a light emitter and a mixing element, in which a light exit region of the mixing element has a surface area between about 50% to about 300% of a surface area of a light entrance region of the mixing element. Also, a lighting device comprising a light emitter, a mixing element and a light output shaping element which defines an exit aperture having a dimension that is at least three times a largest dimension of the first light mixing element.03-07-2013
20090091238LED DEVICE HAVING IMPROVED LIGHT OUTPUT - A light-emitting microcavity diode device includes a reflective electrode and a semi-transparent electrode, formed over a substrate, with an unpatterned light-emitting layer formed between the reflective electrode and the semi-transparent electrode. The reflective electrode, semi-transparent electrode, and unpatterned light-emitting layer form an optical cavity. Either the reflective or semi-transparent electrode is patterned to form independently-controllable, light-emitting sub-pixels. At least one, and fewer than all, of the sub-pixels emit light through a color filter. A first sub-pixel emits light having a first primary color and a second sub-pixel emits a complementary colored light. The light emitted from the first and second sub-pixels changes at one or more different angles. The color of the combined light of the first and second sub-pixels changes less at the one or more different angles than the light from at least one of the first or second sub-pixels. A third sub-pixel emits light through a color filter of a second primary color, different from the first primary color.04-09-2009
20120306353Light-Emitting Module and Lighting Apparatus - A light-emitting module may be configured to have improved light emission efficiency and light distribution characteristics. A light-emitting module may include a substrate having a front surface side as a component mounting surface and a rear surface side as a flat heat dissipating surface, a plurality of light-emitting elements arranged in a manner protruding at a central portion of the component mounting surface of the substrate. The light-emitting elements may radiate light at least in an upper surface direction and in a direction along the component mounting surface. The module may further include one or more lighting circuit components electrically connected to the light emitting elements by a wiring pattern arranged on the substrate and which is arranged closer to the peripheral edge side of the substrate than the light emitting elements on the component mounting surface of the substrate, and a connector for power supply connection.12-06-2012
20120187821ELECTRICAL CONDUCTOR AND A PRODUCTION METHOD THEREFOR - Provided are an electrical conductor and a production method therefor; the electrical conductor comprising a transparent substrate and an electro-conductive pattern provided on at least one surface of the transparent substrate, and the electroconductive pattern being of a type such that, for at least 30% of the entire surface area of the transparent substrate, when a straight line is drawn intersecting the electroconductive pattern, the ratio of the standard deviation to the mean value of the distances between adjacent points of intersection between the straight line and the electroconductive pattern (the distance distribution ratio) is at least 2%. Also, provided are an electrical conductor and a production method therefor; the electrical conductor comprising a transparent substrate and an electroconductive pattern provided on at least one surface of the transparent substrate, and the electroconductive pattern being of a type such that at least 30% of the entire surface area of the transparent substrate is accounted for by continuously distributed closed motifs, and the ratio of the standard deviation to the mean value of the surface areas of the closed motifs (the surface area distribution ratio) is at least 2%.07-26-2012
20090236968COMPOSITE EMITTING DEVICE - A composite emitting device including: a supporting substrate, a first emitting part comprising a first electrode, a luminescent medium, and a second electrode stacked in this order on the supporting substrate, and a second emitting part including a fluorescent film arranged in a direction different from the light-out coupling direction relative to the luminescent medium, the luminescent medium emitting light by applying a voltage between the first electrode and the second electrode in the first emitting part, and the fluorescent film of the second emitting part absorbing light emitted from the luminescent medium to emit light.09-24-2009
20090236967LED LIGHT SOURCE AND METHOD FOR ADJUSTING CHROMATICITY OF LED LIGHT SOURCE - The present invention is directed to the provision of an LED light source that can easily adjust its chromaticity and a chromaticity adjustment method for such an LED light source. More specifically, the invention provides a chromaticity adjustment method for an LED light source having an LED device, a phosphor which absorbs a portion of light emitted from the LED device and emits light by wavelength conversion, and a resin material containing the phosphor and disposed so as to enclose the LED device, wherein an ink coating layer is disposed on a surface of the resin material in order to adjust chromaticity; the invention also provides an LED light source adjusted in such a manner.09-24-2009
20090021138LIGHT EMITTING APPARATUS - A light emitting apparatus can include a base, a light emitting device and a resin portion on one side of the base for covering the light emitting device, a wiring thereof, and the like. The light emitting apparatus can be configured to prevent the exfoliation of the resin portion from the base even when a substantial amount of load is applied thereon by a mounter during the mounting operation onto a mounting board. The ratio of an occupied area of the patterned electrodes on the base within a predetermined area including an area where the resin portion is provided is made large enough to prevent the patterned electrodes from being flexed during mounting operation, and the ratio of an occupied area of the patterned electrodes on the upper and rear surfaces of the base just outside of the predetermined area is made smaller than the predetermined ratio.01-22-2009
20120235559LIQUID-CRYSTAL POLYESTER RESIN COMPOSITION, MOLDED OBJECT THEREOF, AND OPTICAL DEVICE - A liquid-crystal polyester resin composition according to the present invention contains 100 parts by mass of a liquid-crystal polyester (A), 50 to 150 parts by mass of a titanium oxide (B) having been subjected to an aluminum oxide treatment, a silicon oxide treatment and an organosiloxane treatment as surface treatments, and 0 to 50 parts by mass of an inorganic fibrous filler (C).09-20-2012
20120235558Insulating Pattern, Method of Forming the Insulating Pattern, Light-Emitting Device, Method of Manufacturing the Light-Emitting Device, and Lighting Device - A simple formation method of an insulating pattern having an eaves portion using one light-exposure mask is provided. As the formation method of an insulating pattern having an eaves portion, first, a first photosensitive organic layer is formed over a substrate, and then a first region is exposed to light with the use of a light-exposure mask, so that a leg portion is formed. After that, a second photosensitive organic layer is formed, the light-exposure mask is moved in the direction parallel to the substrate, and then a second region partly overlapping with the first region is exposed to light plural times, so that a stage portion is formed. The insulating pattern formed by this method may be applied to the light-emitting device or the lighting device.09-20-2012
20100013372Light Emitting Device and Electronic Device - An object is to provide a highly reliable light emitting device which is thin and is not damaged by external local pressure. Further, another object is to manufacture a light emitting device with a high yield by preventing defects of a shape and characteristics due to external stress in a manufacture process. A light emitting element is sealed between a first structure body in which a fibrous body is impregnated with an organic resin and a second structure body in which a fibrous body is impregnated with an organic resin, whereby a highly reliable light emitting device which is thin and has intensity can be provided. Further, a light emitting device can be manufactured with a high yield by preventing defects of a shape and characteristics in a manufacture process.01-21-2010
20110133630METHOD FOR MANUFACTURING PHOSPHOR AND LIGHT EMITTING DEVICE COMPRISING THE PHOSPHOR - Disclosed is a method for manufacturing a fluorescent material. The method includes: 06-09-2011
20090189509ORGANIC LIGHT EMITTING DEVICES - The present invention relates to monochromatic organic light emitting devices. The organic light emitting device includes a substrate, an anode, a cathode and an organic electroluminescent medium disposed between the anode and the cathode, wherein the organic electroluminescent medium includes compound monochromatic luminescent layer; and the compound monochromatic luminescent layer includes host A doped with monochromatic dopant and host B doped with monochromatic dopant, wherein the host A is consisted of two kinds of materials with different transporting characteristics, one is hole-transporting material, and the other is electron-transporting material. In addition, the present invention further relates to white organic light emitting devices, wherein the organic electroluminescent medium is consisted of at least one compound monochromatic luminescent layer, which includes host A doped with monochromatic dopant and host B doped with monochromatic dopant. The present invention provides a design to improve the lifetime of the organic light emitting device markedly.07-30-2009
20090102353LUMINESCENT SILICON NANOPARTICLE-POLYMER COMPOSITES, COMPOSITE WAVELENGTH CONVERTER AND WHITE LED - An embodiment of the invention is luminescent silicon nanoparticle polymer composite that can serve as a wavelength converter or a UV absorber. The composite includes a polymer or an organosilicon compound; and within, the polymer or organosilicon compound, a dispersion of luminescent silicon nanoparticles. In a preferred composite, the silicon nanoparticles having a multiple Si—H termination sites, the silicon nanoparticles being linked to a C cite to produce a silicon carbide bond (Si—C). In a preferred embodiment, the polymer comprises polyurethane. A composite of the invention can perform wavelength conversion. In a wavelength converted film of the invention, the silicon nanoparticles are incorporated into the polymer or organosilicon compound in a quantity sufficient for wavelength conversion but small enough to have no or an insubstantial affect on the properties of the polymer or the organosilicon compound. A white LED of the invention includes a light emitting diode having a narrow band wavelength output. A luminescent silicon wavelength converter includes a composite film as described above for converting the narrow band wavelength output into wide band wavelength output. In a preferred embodiment, the LED comprises a GaN LED, and the wavelength converter film is disposed on an active region of the LED.04-23-2009
20090206726LIGHT EMITTING DEVICE - It is an object of the present invention to provide a light-emitting device that is high in color purity of light and is high in light extraction efficiency, where sputtering is used to form an electrode on an electroluminescent layer without damage to a layer including an organic material.08-20-2009
20090212684REFLECTION PLATE AND LIGHT EMITTING DEVICE - The present invention provides a reflection plate made of a resin composition comprising a liquid crystalline polyester, a titanium oxide filler and a silica-based filler containing 85% by weight or more of silicon oxide, wherein the resin composition contains the titanium oxide filler in the amount of from 5 to 80 parts by weight and the silica-based filler in the amount of from 0.01 to 20 parts by weight on the basis of 100 parts by weight of the liquid crystalline polyester. The reflection plate has an excellent reflectance, especially to light in a visible range, while maintaining excellent heat resistance of the liquid crystalline polyester.08-27-2009
20090278440Dispersion-type electroluminescent element and method for manufacturing the same - A dispersion-type EL element formed on a thin or flexible transparent plastic film and a method for manufacturing the same are provided. The dispersion-type electroluminescent element is a dispersion-type electroluminescent element with at least a transparent conductive layer, a phosphor layer, a dielectric layer, and a rear electrode layer sequentially formed on a transparent plastic film surface, in which a thickness of the transparent plastic film is less than 50 μm, and the transparent conductive layer is formed by applying compression processing to an applied layer formed by applying a transparent conductive layer forming application liquid mainly composed of conductive oxide particles and a binder on the transparent plastic film surface and then, curing the compressed layer.11-12-2009
20090140630LIGHT-EMITTING DEVICE, WHITE LIGHT-EMITTING DEVICE, ILLUMINATOR, AND IMAGE DISPLAY - To achieve a light-emitting device emitting light with high brightness, closer to natural light, and less color shift due to a small change in intensity of emitted light, in a light-emitting device including a light source emitting light by driving current and at least one wavelength-converting material absorbing at least part of the light from the light source and emitting light having a different wavelength, the color coordinate x06-04-2009
20090009056LIGHT-EMITTING APPARTUS - A light emitting apparatus capable of efficiently generating high luminance white light is provided. The present invention permits white light to be generated, without using low-emission efficiency white light emitters, by forming a light emitter layer 01-08-2009
20090009055Organic light emitting display device and manufacturing method of the same - An organic light emitting display device having spacers and a manufacturing method thereof. The organic light emitting display device according to the present invention includes a first substrate divided into a pixel region and a non-pixel region surrounding the pixel region; a plurality of organic light emitting diodes having each pixel formed on the first substrate and provided onto the pixel region; a second substrate for encapsulating the pixel region; and a spacer arranged between the first substrate and the second substrate, provided in at least on region between pixels as a non-light emission region and containing a desiccant.01-08-2009
20100033077LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE LIGHT EMITTING DEVICE - A method of manufacturing a light emitting device includes steps of setting a threshold of luminous intensity, measuring luminous intensity of a measured light emitting device, calculating an offset value between the threshold of luminous intensity and the measured luminous intensity, performing a destruct structure capable of decreasing energy of light beam on an optical element of the measured light emitting device, wherein the energy decreasing efficiency of the destruct structure is direct proportion to the offset value. While the light beam is radiated from a light emitting chip of the measured light emitting device and to the destruct structure, few light energy is absorbed or scattered by the destruct structure to decrease the luminous intensity. Therefore, the light emitting device with the destruct structure has a consistent luminous intensity due to the energy decreasing efficiency of the destruct structure is direct proportion to the offset luminous intensity.02-11-2010
20090189511Light-Emitting Device - A light-emitting device having the quality of an image high in homogeneity is provided. A printed wiring board (second substrate) (07-30-2009
20090189510METAL-COATING MATERIAL, METHOD FOR PROTECTING METAL, AND LIGHT EMITTING DEVICE - Provided is a metal-coating material excellent in sulfur barrier property and transparency, a method for protecting a metal using the metal-coating material, and a light emitting device permitting high luminance and long life. The metal-coating material contains a polymer (A) obtained by subjecting at least one silane compound (a1) selected from the group consisting of at least one organosilane represented by the formula (1): R07-30-2009
20120267997LIGHT-EMITTING DEVICE, WHITE LIGHT-EMITTING DEVICE, ILLUMINATOR, AND IMAGE DISPLAY - To achieve a light-emitting device emitting light with high brightness, closer to natural light, and less color shift due to a small change in intensity of emitted light, in a light-emitting device including a light source emitting light by driving current and at least one wavelength-converting material absorbing at least part of the light from the light source and emitting light having a different wavelength, the color coordinate x10-25-2012
20090096349CROSS FLOW CVD REACTOR - A cross flow chemical vapor deposition chamber can comprise an inlet duct having a generally rectangular cross-section and an outlet duct having a generally rectangular cross-section. The rectangular inlet duct and the rectangular outlet duct can facilitate laminar flow of reactant gases over a susceptor. Movable partitions can be configured to define a plurality of zones within the chamber. Each zone can contain a different reactant gas, concentration of reactant gas, and/or flow rate of reactant gas. Enhanced laminar flow can be provided, undesirable depletion of reactant gas can be mitigated, and enhanced control of reactant gases can be facilitated.04-16-2009
20090153021LARGE-BANDGAP HOST MATERIALS FOR PHOSPHORESCENT EMITTERS - Polymers and compounds having high-triplet-energy; guest-host films comprising the polymers or compounds as hosts and phosphorescent compounds as guests; and electroluminescent devices that include the films.06-18-2009
20090033204WHITE LIGHT LED - A white light LED is disclosed. The white light LED includes a dual-wavelength chip and an optical thin film. The dual-wavelength chip generates a first wavelength light and a second wavelength light. The optical thin film is disposed above the dual-wavelength chip. The optical thin film can partially be a quantum well thin film. Therefore, the quantum well thin film can be excited by the first wavelength light and/or second wavelength light to generate a third wavelength light. The optical thin film further comprises a plurality of windows to let the first and second wavelength lights pass through. By predetermining a ratio of the quantum well thin film area and the window area that belong to the optical thin film, a lumen ratio of the first, the second, and the third wavelength lights can be adjusted to realize white lights of different color temperatures.02-05-2009
20080309217ORGANIC LIGHT EMITTING DEVICES - A light emitting device comprising an emissive material optically coupled to a device that is constructed and arranged to pass an emission wavelength of the emissive material and eliminate angular dependence of the emission wavelength is provided.12-18-2008
20080272686SPACER, MANUFACTURING METHOD THEREOF, IMAGE DISPLAY APPARATUS USING THE SPACER, AND MANUFACTURING METHOD THEREOF - There is provided a spacer for an image display apparatus having a base material and a film configuration in which a first film having a structure that silver particles are dispersed in aluminum oxynitride and a second film containing tungsten, germanium and nitrogen are layered on the base material in this order.11-06-2008
20100141116COLOR FILTER, METHOD OF MANUFACTURING THE SAME, AND LIGHT-EMITTING DEVICE - A color filter preventing the occurrence of cross-talk between colors while improving light extraction efficiency, a method of manufacturing the color filter, and a light-emitting device are provided. The color filter includes: a plurality of color filter layers for a plurality of colors arranged on a substrate, a plurality of projections arranged in contact with the color filter layers, the projections of which parts on a side closer to the color filter layers are connected to one another; and a reflecting mirror film formed so as to be laid over a side surface of each of the plurality of projections.06-10-2010
20100123384TILED OLED DEVICE WITH EDGE LIGHT EXTRACTION - An area-emissive light-emitting diode (LED) device comprises a substrate having an internal substrate surface, an external substrate surface opposite the internal substrate surface, and a substrate edge; an array of area-emissive LED pixels formed on the internal substrate surface with an edge gap between the substrate edge and the LED pixel on the internal substrate surface nearest the substrate edge; and a light-extraction structure formed in the edge gap and at least partially exterior to the LED pixels.05-20-2010
20090273274METHOD FOR MANUFACTURING ELECTRON-EMITTING DEVICE, METHODS FOR MANUFACTURING ELECTRON SOURCE AND IMAGE DISPLAY DEVICE USING THE ELECTRON-EMITTING DEVICE, AND INFORMATION DISPLAYING REPRODUCING APPARATUS USING THE IMAGE DISPLAY DEVICE - A method for manufacturing a precursor to an electron-emitting device includes the steps of preparing an electron-emitting member, and alternately exposing the electron-emitting member to an oxygen-containing gas and a metal-containing gas.11-05-2009
20110148284LIGHT-EMITTING DIODE ELEMENT AND METHOD FOR FABRICATING THE SAME - A substrate for semiconductor device includes a graphite substrate, an amorphous carbon layer having a thickness of not less than 20 nm and not more than 60 nm formed on the graphite substrate and an AlN layer formed on the amorphous carbon layer. The amorphous carbon layer is obtained by oxidizing the surface of the graphite substrate.06-23-2011
20110062856COLOR FIELD EMISSION DISPLAY HAVING CARBON NANOTUBES - A color field emission display includes a sealed container and a color element enclosed in the sealed container. The color element includes a cathode, an anode, a phosphor layer and a carbon nanotube string. The anode is located spaced from the cathode. The phosphor layer is formed on an end surface of the anode. The carbon nanotube string has a first end electrically connected to the cathode and an opposite second end functioning as an emission portion. The second end includes a plurality of taper carbon nanotube bundles.03-17-2011
20110062855Lighting Device - One object is to provide a lighting device having a large irradiation range at low cost. One object is to provide a lighting device with improved light extraction efficiency at low cost. The lighting device includes a light-transmitting base, a first light-transmitting electrode formed over almost the whole area of a surface of the light-transmitting base, an EL layer over the first light-transmitting electrode, and a second electrode over the EL layer. The light-transmitting base has a cylindrical shape, a conical shape, a prismatic shape, or a pyramidal shape whose bottom surface is the surface of the light-transmitting base.03-17-2011
20100084963LIGHT EMITTING DEVICE WITH ANODIZED METALLIZATION - A light emitting device (04-08-2010
20100090584IMAGE DISPLAY DEVICE - An image display device includes a rear plate provided with an electron emitting element, a face plate provided with a transparent substrate, a transparent anode electrode formed on the transparent substrate, and a fluorescent layer provided on the anode electrode and including fluorescent particles. An average particle size of the fluorescent particles is equal to or less than 500 nm. The face plate has a light extraction means for extracting light emitted when the fluorescent layer is irradiated by electrons emitted from the electron emitting element to the substrate side.04-15-2010
20090167148Current-driven light-emitting display apparatus and method of producing the same - An electroluminescent device including a substrate, a transistor disposed above the substrate, the transistor including a gate electrode, a silicon film opposing the gate electrode, and a gate insulating film between the gate electrode and the silicon film. The electroluminescent device including a first interlayer insulation film covering the transistor, a second interlayer insulation film disposed above the first interlayer insulation film, and a pixel electrode disposed above the second interlayer insulation film and electrically connected to the transistor. The electroluminescent device including an organic EL layer disposed between the pixel electrode and a counter electrode, and a capacitor including a first electrode formed by the same material as the silicon film and a second electrode formed by the same material as the gate electrode.07-02-2009
20090096348Sheet-shaped heat and light source, method for making the same and method for heating object adopting the same - The present invention relates to a sheet-shaped heat and light source. The sheet-shaped heat and light source includes a carbon nanotube film and at least two electrodes. The at least two electrodes are separately disposed on the carbon nanotube film and electrically connected thereto. Moreover, a method for making the sheet-shaped heat and light source and a method for heating an object adopting the same are also included.04-16-2009
20090284128Light emitting apparatus and electronic equipment provided with the light emitting apparatus - A light emitting apparatus including a plurality of light emitting devices for different colors and having a simple structure with small variations in luminous brightness of each of the light emitting devices for the different colors is provided, and electronic equipment provided with such a light emitting apparatus is also provided. The light emitting apparatus is configured into a display apparatus 11-19-2009
20090167147Composite field emission source and method of fabricating the same - A method of fabricating a composite field emission source is provided. A first stage of film-forming process is performed by using RF magnetron sputtering, so as to form a nano structure film on a substrate, in which the nano structure film is a petal-like structure composed of a plurality of nano graphite walls. Afterward, a second stage of film-forming process is performed for increasing carbon accumulation amount on the nano structure film. Therefore, the composite field emission source with high strength and nano coral-like structures can be obtained, whereby improving the effect and life of electric field emission.07-02-2009
20090174308ORGANIC LIGHT EMITTING ELEMENT AND A LIGHT EMITTING DEVICE USING THE SAME - The present invention provides a white organic light-emitting element high in the emission efficiency. In particular, the invention provides a white organic light-emitting element that has an emission spectrum having peaks in the respective wavelength regions of red color, green color and blue color and is high in the emission efficiency.07-09-2009
20080284309Nitride Sintered Body and Method for Manufacturing Thereof - An insulating material high both in thermal conductivity and light reflectance, and a submount high in heat radiatability for mounting an LED element thereon, capable of raising a light utilization factor and quickly radiating heat generated from the element. For example, used as a substrate material of a submount is a nitride sintered body having a reflectance of light in the wavelength region of from 350 nm to 800 nm of 50% or more and a reflectance of light with a wavelength of 700 nm of 60% or more, obtained by sintering a preform consisting of a composition containing 100 parts by mass of aluminum nitride powder and 0.5 to 10 parts by mass of a compound containing an alkaline earth metal such as 3CaO×Al2O3 in an inert atmosphere containing a specific quantity of carbon vapor, or by burning a coat of a nitride paste applied on a base substrate having a heat resistance at a predetermined temperature.11-20-2008
20080284310Light emitting device, light source and method of making the device - A light emitting device includes a light emitting element, a mounting portion on which the light emitting element is mounted, and a sealing portion formed on the mounting portion for sealing the light emitting element. The sealing portion is formed of a glass material including a light diffusing particle for diffusing light emitted from the light emitting element. The sealing portion is shaped like a rectangular solid. The sealing portion is bonded to the mounting portion by hot pressing, and the light diffusing particle has a melting point higher than temperature during the hot pressing.11-20-2008
20100033078Organic light emitting display device - An organic light emitting display (OLED) device that can improve light coupling efficiency by causing laterally emitted light emitted from an organic light emitting layer to travel in a direction in which an image is formed, resulting in reduced color mixing between pixels by reducing the leakage of internal light. The OLED device includes a substrate, a first electrode arranged on the substrate, a light scattering layer arranged on the substrate and covering a portion of the first electrode and having an opening exposing a portion of the first electrode, a second electrode arranged on the light scattering layer and within the opening facing the first electrode and an organic light emitting layer arranged within the opening between the first electrode and the second electrode.02-11-2010
20080303408LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME - The present invention has an object of providing a light emitting device including an OLED formed on a plastic substrate, which can prevent the degradation due to penetration of moisture or oxygen. On a plastic substrate, a plurality of films for preventing oxygen or moisture from penetrating into an organic light emitting layer in the OLED (hereinafter, referred to as barrier films) and a film having a smaller stress than that of the barrier-films (hereinafter, referred to as a stress relaxing film), the film being interposed between the barrier films, are provided. Owing to a laminate structure of a plurality of barrier films, even if a crack occurs in one of the barrier films, the other barrier film(s) can effectively prevent moisture or oxygen from penetrating into the organic light emitting layer. Moreover, the stress relaxing film, which has a smaller stress than that of the barrier films, is interposed between the barrier films, thereby making it possible to reduce a stress of the entire sealing film. As a result, a crack due to stress hardly occurs.12-11-2008
20080309218Light emitting device and method of fabricating a light emitting device - The present invention comprises a light absorption film 12-18-2008
20080278061Light Emitting Diode Module - The present invention relates to a LED module (11-13-2008
20090033205Light emission device and display having the same - A light emission device and a display having the light emission device are provided. The light emission device includes first and second substrates arranged opposite to each other, an electron emission unit provided on the first substrate, a light emission unit provided on the second substrate, and spacers that are supportably disposed between the first and second substrates. The spacers are formed in a pillar configuration and each side of the spacers is arranged at an acute angle with respect to an edge of driving electrodes of the electron emission unit.02-05-2009
20080290784DISPLAY PANEL - The present invention discloses a display panel 11-27-2008
20080203898DISPLAY DEVICE - A display device includes a substrate, a plurality of light-emitting elements formed on the substrate, and a reflective layer disposed between the substrate and the light-emitting elements and reflecting the light emitted from the light-emitting elements. The light-emitting elements each include a transparent layer that is in contact with the reflective layer, a light-emitting layer disposed on the upper surface of the transparent layer, and an electrode layer with transparency disposed on a side of the light-emitting layer opposite the side on which the reflective layer lies. The distance between the reflective layer and the electrode layer in each of the light-emitting elements is set such that a light component of a specific color in the light emitted from the corresponding light-emitting layer is enhanced by interference and emitted from the electrode layer. The light-emitting elements include at least first light-emitting elements and second light-emitting elements in which blue and red light components in the light emitted from the light-emitting layers are simultaneously enhanced and emitted from the electrode layers.08-28-2008
20100289402Display Device - A display device including a first substrate, a second substrate opposite to the first substrate, a fiber layer, a first electrode layer and a second electrode layer is provided. The fiber layer is disposed between the first substrate and the second substrate and includes a plurality of fibers and a display medium disposed therein. The first electrode layer is disposed adjacent to the first substrate, and the second electrode layer is disposed adjacent to the second substrate. The display medium is driven by the change of electric field between the first electrode layer and the second electrode layer to be moved in the fibers for displaying a frame.11-18-2010
20080238294MIST FABRICATION OF QUANTUM DOT DEVICES - An example quantum dot (QD) device comprises a QD layer on a substrate, and may be fabricated by aerosol deposition, for example by mist deposition. An example approach includes providing a liquid precursor including QDs dispersed in a liquid carrier, generating a mist of droplets of the liquid precursor, directing the droplets towards the substrate so as to form a liquid precursor film on the substrate, and removing the liquid carrier from the liquid precursor film to form the quantum dot layer on the substrate. Example devices include multi-color QD-LED (light emitting diode) displays, and other devices.10-02-2008
20080278062METHOD OF FABRICATING ELECTRON EMISSION SOURCE, ELECTRON EMISSION DEVICE, AND ELECTRON EMISSION DISPLAY DEVICE INCLUDING THE ELECTRON EMISSION DEVICE - A method is provided for fabricating an electron emission source which can attain improved electron emission efficiency and has simplified manufacturing processes. Also provided are an electron emission display device and an electron emission display device fabricated using the method of fabricating an electron emission source. The method includes forming an electrode, forming a carbide compound thin film on the electrode and forming a carbide-induced carbon thin film layer from the carbide compound thin film using an etching gas. The electron emission device and the electron emission display device each include a first electrode, a second electrode disposed to face the first electrode, and a carbide-induced carbon thin film layer formed to be electrically connected to f the first electrode or the second electrode.11-13-2008
20100201253DISPLAY DEVICE WITH CHIPLETS AND LIGHT SHIELDS - A light-emitting diode display device includes a transparent substrate; a plurality of chiplets located over the substrate between a transparent electrode and the substrate, each chiplet including drive circuitry for driving pixels to emit light and including a storage capacitor for storing charge and wherein light illumination of at least a portion of the drive circuit causes the capacitor to leak charge; a connection pad forming a first light shield separate from the drive circuitry located on the surface of each chiplet disposed over the drive circuitry and substantially shielding at least a portion of the drive circuitry from illumination, the connection pad electrically connected to the drive circuitry, and a second light shield disposed under the drive circuitry between the drive circuitry and the substrate to shield at least a portion of the drive circuitry from illumination.08-12-2010
20100270910LIGHT EMITTING DEVICE AND FABRICATION METHOD THEREOF - A light emitting device fabrication method. The fabrication method of the light emitting device comprises providing a light emitting semiconductor device; positioning a plurality of luminescent particles at the optical path of the light emitting semiconductor device; and reducing the distance between the luminescent particles to enhance the molecular attraction between the luminescent particles, than the luminescent particles is coagulated to a luminescent powder layer by the molecular attraction.10-28-2010
20090179548ILLUMINATING DEVICE - An illuminating device (07-16-2009
20090160314EMISSIVE STRUCTURES AND SYSTEMS - An emitter is disclosed. The emitter includes a base layer, where the base layer includes an emissive region of nanocavities and wherein the base layer includes hafnium and nitrogen. A radiation source including the emitter is also disclosed.06-25-2009
20090160315ORGANIC ELECTROLUMINESCENCE MATERIAL AND ELEMENT USING THE SAME - An organic EL element having one or a plurality of organic layers including a light emitting layer between a pair of electrodes is arranged such that at least one layer of the above-mentioned organic layers contains a compound as expressed by the following general formula (1) independently or as a mixture.06-25-2009
20090128004LIGHT-EMITTING DEVICE - A light-emitting device comprises a substrate, at least one light-emitting structure configured to emit light beams and positioned on the substrate, and a ring-shaped photonic crystal structure positioned in the light-emitting structure. The ring-shaped photonic crystal structure includes a plurality of pillars positioned in the light-emitting structure and a plurality of ring-shaped openings surrounding the pillars. The distance between the ring-shaped openings is preferably between 0.2λ and 10λ, and λ represents the wavelength of the light beam.05-21-2009
20110204768LIGHT EMITTING SUBSTRATE, MANUFACTURING METHOD THEREOF, AND IMAGE DISPLAY APPARATUS HAVING THE LIGHT EMITTING SUBSTRATE - A light emitting substrate includes a light emitting layer which emits light in response to the bombardment of electrons. A novel rib structure including a pattern of wall-like ribs and sheet-like ribs prevents the collapse of ribs in a finely-pitched pixel layout of the light emitting substrate. A light shielding layer is formed on a substrate, and wall ribs are formed on the light shielding layer. Then, a positive photo paste is spread thereon and exposed to light and then developed, so that sheet ribs having side surfaces tilting toward openings of the light shielding layer are formed.08-25-2011
20110204767HIGH-TRANSPARENCY POLARIZING PLATE AND ORGANIC LIGHT EMITTING DEVICE INCLUDING THE SAME - A polarizing plate including a polarizing film, a retardation film, and a color adhesive layer disposed between the polarizing film and the retardation film, and an organic light-emitting device including the polarizing plate. The color adhesive layer may include a first dye that absorbs a first light beam having a peak wavelength of about 470 to about 510 nm, a second dye that absorbs a second light beam having a peak wavelength of about 540 to about 610 nm, and a binder.08-25-2011
20120104934LIGHT EMITTING APPARATUS, VEHICLE HEADLAMP, ILLUMINATING APPARATUS, AND VEHICLE, AND METHOD FOR ASSEMBLING THE LIGHT EMITTING APPARATUS - A light emitting apparatus includes: a laser element which emits laser light; a light emitting section which generates fluorescence in response to the laser light emitted from the laser element; a parabolic mirror which reflects the fluorescence generated by the light emitting section; and a multilayer filter which transmits the laser light and reflects the fluorescence, the laser element being provided outside the parabolic mirror, the parabolic mirror being provided with a window part through which the laser light passes, and the multilayer filter being provided so as to cover the window part.05-03-2012
20120104933Organic Light Emitting Display Apparatus and Method of Manufacturing the Same - In an organic light emitting display apparatus and a method of manufacturing the same, the organic light emitting display apparatus comprises: a first substrate, one surface of which is divided into a non-display area and a display area including an organic light emitting diode (OLED); a second substrate, one surface of which faces the one surface of the first substrate; and a bonding member disposed between the first and second substrates so as to surround the display area of the first substrate, and bonding the first and second substrates to each other to define an inner portion including the display area and an outer portion including the non-display area. A bonding portion formed by the bonding member includes an effective bonding portion and a non-effective bonding portion. The non-effective bonding portion includes an inner non-effective bonding portion contacting one side of the effective bonding portion and disposed adjacent to the inner portion, and an outer non-effective bonding portion contacting another side of the effective bonding portion and disposed adjacent to the outer portion by interposing the effective bonding portion between the inner and outer non-effective bonding portions.05-03-2012
20090184624LIGHT EMITTING DEVICE WITH IMPROVED CONVERSION LAYER - The invention relates to a light emitting device comprising a substrate layer and a light conversion layer located on said substrate layer, whereby the light conversion layer is a polycrystalline ceramic layer, characterized in that the light conversion layer is positioned on the substrate layer by sintering.07-23-2009
20090140631LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS - A light-emitting device includes four or more rows of element groups each having light-emitting elements arranged in a first direction, the element groups being arranged in parallel in a second direction different from the first direction. In each of a plurality of unit regions arranged in the first direction, the light-emitting elements belonging to the four or more rows of element groups are arranged at different positions by ones. The four or more rows of element groups includes a first element group, a second element group, and a third element group adjacent to the second element group. In each of the plurality of unit regions, the light-emitting element belonging to the second element group is disposed on one side in the first direction when viewed from the light-emitting element belonging to the first element group, and the light-emitting element belonging to the third element group is disposed on the other side in the first direction when viewed from the light-emitting element belonging to the first element group.06-04-2009
20090015135LIGHT EMITTING DEVICE - A semiconductor light emitting element which is primarily composed of GaN and which emits blue light is provided with a fluorescent layer, and the fluorescent layer includes fluorescent particles formed of a YAG fluorescent substance. By synthesis between yellow light emitted from the fluorescent particles and the blue light, white light is obtained. Fine particles, such as silica, adhere to the peripheries of the fluorescent particles forming the fluorescent layer, and between the particles, air layers are formed. The air layers each function as a heat insulating layer and can suppress an increase in temperature of the fine particles when an environmental temperature is increased. Hence, luminous efficiency of the fluorescent particles is not likely to vary, and the change in luminescent color can be suppressed.01-15-2009
20090015134HEAT DISSIPATION ARRANGEMENT OF A LIGHT EMITTING MODULE - A light emitting module includes a graphite base having a metal bearing surface at one side, a circuit board bonded to the metal bearing surface of the graphite base and having mounting through holes and a circuit layout, and light emitting devices each having a substrate carrying a light emitting chip and mounted in one mounting through hole of the circuit board and kept in contact with the metal bearing surface of the graphite base for transferring heat energy produced during light emitting operation to the graphite base for quick dissipation and two conducting legs electrically connected with the light emitting chip and respectively extended out of the substrate and electrically bonded to the circuit layout of the circuit board.01-15-2009
20090015133FIELD EMISSION DEVICE AND ELECTRODE STRUCTURE THEREOF - The present invention relates to a field emission device and an electrode structure thereof, comprising a starting base and a curved extending part formed on a surface of various shaped or dimensional structure. Therefore, the applied device and range is increased. The curved extending part is also for reducing the number of the contact point, as to simplify the procedure to design the peripheral circuit. Besides, a resisting section can be formed on the starting base. The resisting value of the resisting section is designed to provide various lighting effects.01-15-2009
20090085461Sheet-shaped heat and light source, method for making the same and method for heating object adopting the same - The present invention relates to a sheet-shaped heat and light source. The sheet-shaped heat and light source includes a carbon nanotube layer and at least two electrodes. The at least two electrodes are separately disposed on the carbon nanotube layer and electrically connected thereto. Moreover, a method for making the sheet-shaped heat and light source and a method for heating an object adopting the same are also included.04-02-2009
20090085462Printing Conductive Patterns Using LEP - A method of printing an electrode component is disclosed. The method can include steps of electrostatically printing a polymer onto a substrate, where at least a portion of the printing occurs while the polymer is in a first conductive state, and altering the polymer to a second conductive state that is more conductive than the first conductive state, thereby forming the electronic component.04-02-2009
20120194060Red Emitting Luminescent Materials - The invention relates to an improved red light emitting material of the formula M08-02-2012
20120299465LIGHT EMITTING ELEMENT AND METHOD FOR MANUFACTURING THE SAME - To provide a light emitting element, having: a lamination structure including a first conductive layer and a second conductive layer with a light emitting layer interposed between them; a groove structure in which the second conductive layer and the light emitting layer are divided into large and small two parts; a second conductive electrode pad that is electrically connected to the second conductive layer on the divided larger second conductive layer, a first conductive electrode pad on the divided smaller second conductive layer, and two or more electrical contacts connected to the first conductive layer so as to be independent from each other, by a conductive wiring extending to the first conductive layer, with the first conductive electrode pad as a start point.11-29-2012
20130214674LIGHT-EMITTING APPARATUS PACKAGE, LIGHT-EMITTING APPARATUS, BACKLIGHT APPARATUS, AND DISPLAY APPARATUS - A light-emitting apparatus package of the present invention includes (i) an electrically insulated ceramic substrate, (ii) a first concave section formed in the direction of thickness of the ceramic substrate so as to form a light exit aperture in a surface of the ceramic substrate, (iii) a second concave section formed within the first concave section in the further direction of thickness of the ceramic substrate so that one or more light-emitting devices are provided therein, (iv) a wiring pattern for supplying electricity, which is provided in the first concave section, and (v) a metalized layer having light-reflectivity, which is (a) provided between the light-emitting device and the surface of the second concave section of the substrate, and (b) electrically insulated from the wiring pattern. On the account of this, the light-emitting apparatus package in which heat is excellently discharged and light is efficiently utilized and a light-emitting apparatus in which the light-emitting apparatus package is used can be obtained.08-22-2013
20090212683Red-Emitting Luminescent Substance and Light Source Comprising Such a Luminescent Substance - Disclosed is a luminescent substance which has the structure EA3N2Si2O4:D, wherein EA=(Sr,Ba,Ca) and D=Eu, provides red emission, and is characterized by great stability and a simple production process. Said luminescent substance can be used for many different types of light sources.08-27-2009
20090021137LIGHT-EMITTING ELEMENT AND DISPLAY DEVICE AND LIGHTING DEVICE USING SAME - A light-emitting element is provided having a layered structure composed of at least a light-emitting layer having a light-emitting region and a reflective layer for reflecting light emitted from the light-emitting region. Light emitted from the light-emitting region is extracted from a light-extracting surface distanced from the light-emitting region. A light-scattering portion is present in a part of the reflective layer.01-22-2009
20120267998Photoluminescent Sheet - A photoluminescent sheet is disclosed. A photoluminescent sheet that includes a matrix resin layer, which is a thermosetting resin; a phosphor, which is included in the matrix resin layer and which converts the wavelength of light emitted from a blue LED; a curing agent, which is included in the matrix resin layer and which cures liquid thermosetting resin; and an additive, which is included in the matrix resin layer and which disperses the phosphor uniformly within the matrix resin layer, can implement white light from light having wavelengths corresponding to blue color.10-25-2012
20100156273ELECTROLUMINESCENCE APPARATUS, METHOD FOR MANUFACTURING ELECTROLUMINESCENCE APPARATUS, AND ELECTRONIC APPARTUS - An electroluminescence apparatus includes: a plurality of electroluminescence elements each of which includes a first electrode, a second electrode that is provided opposite the first electrode, and a light-emitting function layer that is sandwiched between the first electrode and the second electrode and includes at least an electroluminescence material layer, the electroluminescence element emitting light produced in the electroluminescence material layer through the second electrode; a separation area; a display area and auxiliary wiring being electrically connected to the second electrode, the auxiliary wiring including first auxiliary wiring and second auxiliary wiring, wherein the first auxiliary wiring extends in the first direction without any break, and the second auxiliary wiring has a gap that is formed between the first auxiliary wiring and the second auxiliary wiring.06-24-2010
20100187973CARBON FIBER INCLUDING CARBON FIBER CORE COATED WITH DIELECTRIC FILM, AND FIBER-BASED LIGHT EMITTING DEVICE INCLUDING THE CARBON FIBER - Provided are a carbon fiber including a carbon fiber core coated with a metal oxide film, and a light-emitting device including the carbon fiber. A method of manufacturing the carbon fiber is disclosed.07-29-2010
20100237766LED MODULE, LED ILLUMINATION MEANS, AND LED LAMP FOR THE ENERGY-EFFICIENT REPRODUCTION OF WHITE LIGHT - An LED module, selectively comprising at least zero, one, or a plurality of LEDs from Group B and/or Group G and/or Group R and at least one or more LEDs from Group P. The concentration of phosphors/phosphor mixtures of the LEDs in Group P is selected such that the photometric efficiency (lm/W) thereof is at or near the maximum as a function of the CIE x-coordinates.09-23-2010
20100259160NITRIDE SINTERED BODY AND METHOD FOR MANUFACTURING THEREOF - An insulating material high both in thermal conductivity and light reflectance, and a submount high in heat radiatability for mounting an LED element thereon, capable of raising a light utilization factor and quickly radiating heat generated from the element. For example, used as a substrate material of a submount is a nitride sintered body having a reflectance of light in the wavelength region of from 350 nm to 800 nm of 50% or more and a reflectance of light with a wavelength of 700 nm of 60% or more, obtained by sintering a preform consisting of a composition containing 100 parts by mass of aluminum nitride powder and 0.5 to 10 parts by mass of a compound containing an alkaline earth metal such as 3CaO×Al2O3 in an inert atmosphere containing a specific quantity of carbon vapor, or by burning a coat of a nitride paste applied on a base substrate having a heat resistance at a predetermined temperature.10-14-2010
20100259159LIGHT EMITTING AND/OR RECEIVING APPARATUS - A light emitting and/or receiving apparatus in the form of a panel comprising a lattice of electroluminescent conductive polymer, a layer of transparent conductor, a clear substrate above the other layers and an integrated reflective panel located within the lattice layer.10-14-2010
20120194059HIGH-COLOR RENDERING LED AND MANUFACTURING METHOD THEREOF - A high color rendering LED, comprising a holder and two holder pins, wherein the holder is provided with a cup room, a blue LED chip and a red LED chip are mount in the cup room and connected in series, the serially connected blue LED chip and red LED chip are further connected to the holder pins, and in the cup room the blue LED chip and red LED chip are covered by the fluorescent gel. The present invention adds the dark red in its spectrum, whereby its R9 test index is effectively improved.08-02-2012
20080284311Assembling Lighting Elements Onto a Substrate - The present application relates to assembling a lighting element (11-20-2008
20090284129Electron Emitting Device, Display Apparatus Using Electron Emitting Device, and Method of Manufacturing Electron Emitting Device - [PROBLEMS] To provide an electron emitting layer with improved efficiency of electron emission and prevented damage of the device.11-19-2009
20090039761Image display apparatus - By making Nd concentration in the tunneling insulating film 02-12-2009
20090039760LIGHT EMITTING DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - Disclosed is a light emitting display device including a seal and a method of fabricating the same. The light emitting display device includes a first substrate composed of a pixel region and a non-pixel region disposed around the pixel region; a pad portion formed in the non-pixel region to supply a signal to the pixel region; a second substrate disposed to face the first substrate; and a seal provided between the first substrate and the second substrate and disposed to surround the pixel region. Here, the seal is disposed on a first side between the pixel region and the pad portion, on a second side facing the first side, and on an outer ring of third sides contacting both ends of the first side and the second side, and the seal disposed in the outer ring of the third sides is filled up to contour lines of the first substrate and the second substrate.02-12-2009
20090115311Fabrication of a Semiconductor Nanoparticle Embedded Insulating Film Electroluminescence Device - A method is provided for fabricating a semiconductor nanoparticle embedded Si insulating film for electroluminescence (EL) applications. The method provides a bottom electrode, and deposits a semiconductor nanoparticle embedded Si insulating film, including an element selected from a group consisting of N and C, overlying the bottom electrode. After annealing, a semiconductor nanoparticle embedded Si insulating film is formed having an extinction coefficient (k) in a range of 0.01-1.0, as measured at about 632 nanometers (nm), and a current density (J) of greater than 1 Ampere per square centimeter (A/cm05-07-2009
20090115312ELECTRONIC DEVICE HAVING LUMINESCENCE SURFACE AND MANUFACTURING METHOD OF THE HOUSING FOR THE SAME - A manufacturing method of a housing having a luminescence surface for an electronic device is provided. The method includes the steps of providing an electroluminescent film; providing a molding device including an upper mold and a lower mold; conformally attaching the electroluminescent film to the upper mold and forming a predetermined space between the electroluminescent film and the lower mold; injecting a plastic material into the predetermined space by an in-mold decoration (IMD) injection molding process; and solidifying the plastic material to form the housing, such that the electroluminescent film is on a surface of the housing. The present invention also provides an electronic device including a body; a housing covering the body; and an electroluminescent film on a surface of the housing formed by an IMD injection molding process.05-07-2009
20110031873SURFACE LIGHT-EMITTING DEVICE - A surface light-emitting element and a surface light-emitting device using the surface light-emitting element are provided, the surface light-emitting element being capable of radiating light emitted from the surface light-emitting element to the side of the surface light-emitting device. The surface light-emitting device according to the present invention includes: polygonal transparent substrate 02-10-2011
20100219745LIGHT-EMITTING MODULE, AND DISPLAY UNIT AND LIGHTING UNIT USING THE SAME - A light-emitting module (09-02-2010
20080265744METHOD OF FORMING WIRING OF LIGHT EMITTING DEVICE, SUBSTRATE FOR MOUNTING LIGHT EMITTING DEVICE, DISPLAY, BACK LIGHT, ILLUMINATING APPARATUS AND ELECTRONIC APPLIANCE - A method of forming a wiring of a light emitting device having an electrode on a light emission surface is disclosed. The method includes: forming the electrode nearly in a linear shape in which the width is narrower than the light emission surface; and forming a wiring that is connected to the electrode nearly in a linear shape in which the width is narrower than the light emission surface to cross the electrode.10-30-2008
20090102352LED DEVICE HAVING IMPROVED LIGHT OUTPUT - A light-emitting optical cavity light-emitting diode device, comprising: 04-23-2009
20100295441LIGHT EMITTING DEVICE EMPLOYING NANOWIRE PHOSPHORS - Disclosed is a light emitting device employing nanowire phosphors. The light emitting device comprises a light emitting diode for emitting light having a first wavelength with a main peak in an ultraviolet, blue or green wavelength range; and nanowire phosphors for converting at least a portion of light having the first wavelength emitted from the light emitting diode into light with a second wavelength longer than the first wavelength. Accordingly, since the nanowire phosphors are employed, it is possible to reduce manufacturing costs of the light emitting device and to reduce light loss due to non-radiative recombination.11-25-2010
20110127903Illumination Device with Wide Output Angle and Manufacture Method Thereof - An illumination device and a manufacture method thereof are provided. The illumination device includes a base, an illumination chip, and a sealant. The illumination chip is disposed on the base while the sealant covers the illumination chip. The sealant has an outer surface which includes an inner circular convex and an outer circular convex surrounding the inner circular convex. The inner circular convex encloses a space with a narrow bottom and a wide opening. The illumination chip is disposed within a projective area of the inner circular convex. A part of the light emitted from the illumination chip is directly reflected from the inner circular convex to the outer circular convex and directly leaves the sealant from the outer circular convex.06-02-2011
20110025189LIGHT EMITTING DEVICE, ELECTRONIC DEVICE, AND METHOD OF MANUFACTURING LIGHT EMITTING DEVICE - A light emitting device having at least one pixel having a light emitting element includes a substrate, a partition wall formed over the substrate, and a luminous layer of the light emitting element, where the luminous layer is formed in at least one groove partitioned by the partition wall. The partition wall has a plurality of first partition walls and at least one second partition wall. Each of the first partition walls is extending in the first direction and the second partition wall is formed to extend in a second direction orthogonal to the first direction and connect end portions of the plurality of first partition walls. A lyophobic degree of the second partition wall is lower than that of a center region between both ends of each of the first partition walls in the first direction.02-03-2011
20120133271EL DEVICE AND MANUFACTURING METHOD OF THE DEVICE - The present invention improves mechanical strength of an electrode and provides an EL device etc. with excellent durability.05-31-2012
20110043099ABOS:M-BASED PHOSPHORS AND LIGHT SOURCES CONTAINING THESE PHOSPHORS - This invention is related to efficient anorganic phosphors, which are based on an oxysulfide host lattice of the general formula ABOS: M. Furthermore, this invention is related to the use of these phosphors in various technical applications such as fluorescent lamps, colored light or white light emitting LEDs, scanning beam displays working with UV or purple laser as exciting source and other devices in order to convert especially UV or NUV radiation or short-wave visible light into an useful longer-wave visible radiation. This invention is also related to light sources and/or display applications that contain the inventive phosphor. An inventive phosphor shows the general formula ABOS: M, where A is at least one element selected from the group consisting of Ca, Mg, Sr, and Ba; B is at least one element selected from the group consisting of Zn and Mg; M is at least one first element selected from the group consisting of Mn02-24-2011
20110241537FIELD EMISSION DISPLAY - A field emission device includes a transparent plate, an insulating substrate, one or more grids located on the insulating substrate. Each grid includes a first, second, third and fourth electrode down-leads and a pixel unit. The first, second, third and fourth electrode down-leads are located on the periphery of the grid. The first and the second electrode down-leads are parallel to each other. The third and the fourth electrode down-leads are parallel to each other. The pixel unit includes a phosphor layer, a first electrode, a second electrode and at least one electron emitter. The first electrode and the second electrode are separately located. The first electrode is electrically connected to the first electrode down-lead, and the second electrode is electrically connected to the third electrode down-lead. The phosphor layer is directly located on the corresponding first electrode.10-06-2011
20100164363DISPLAY DEVICE - A display device includes an insulating substrate having an upper surface and a lower surface opposing the upper surface, a display element including a first electrode, an organic light emitting layer on the first electrode, and a second electrode on the organic light emitting layer, a first film connected to a first side of the upper surface, and a first circuit substrate connected to the first film and including a first surface facing the display element, a second surface opposing the first surface, and an electric element protruding from the second surface.07-01-2010
20110241536ALIGNED CARBON NANOTUBE-POLYMER MATERIALS, SYSTEMS AND METHODS - The invention is directed to carbon nanostructure composite systems which may be useful for various applications, including as dry adhesives, electronics and display technologies, or in a wide variety of other areas where organized nano structures may be formed and integrated into a flexible substrate. The present invention provides systems and methods wherein organized nanotube structures or other nanostructures are embedded within polymers or other flexible materials to provide a flexible skin-like material, with the properties and characteristics of the nanotubes or other nanostructures exploited for use in various applications. In one aspect, the invention is directed to a carbon nanotube/polymer composite material having a plurality of carbon nanotubes formed into a predetermined architecture, with each of the plurality of nanotubes having a desired width and length. The architecture of the plurality of nanotubes defines at least one orientation for a plurality of nanotubes, and also defines the approximate spacing between nanotubes and/or groups of nanotubes. The carbon nanotube architecture is at least partially embedded with a polymer matrix in a manner that the architecture is stabilized in the predetermined architecture. The polymer matrix may also be formed to have a desired predetermined thickness.10-06-2011
20090096347LED Flat Light and A Manufacturing Method Thereof - An LED flat light and a manufacturing method thereof including processes of preparing a substrate, mounting a support, dispensing an under-fill, mounting an LED chip, wire bonding, dispensing fluorescent powder, and LED packaging; and the finished product of LED flat light includes a substrate provided with multiple insertion holes, each hole being disposed to its peripheral a positive golden finger and a negative golden finger; multiple LED modules electrically connected to one another for each module corresponding to one insertion hole; the insertion hole includes a support comprised of a base and a base cup with the base cup placed in the insertion hole; an LED chip being fixed in the base cup; and both positive and negative electrodes of the LED chip being electrically connected to their corresponding golden fingers on the substrate; the LED chip being covered up with a fluorescent powder layer, where in turn being covered up with a sealing layer to allow firm combination among member of the LED flat light, easy and convenient process for production by lot, and longer service life without affecting optical effects of LED modules when molded in the LED flat light.04-16-2009
20090218931MANUFACTURING METHOD OF ELECTROPHORESIS DISPLAY DEVICE, ELECTROPHORESIS DISPLAY DEVICE, AND ELECTRONIC APPARATUS - A manufacturing method of an electrophoretic display device including a pair of substrates with an electrophoretic element therebetween, the electrophoretic element containing electrophoretic particles therein, and a display portion with a plurality of pixels arranged therein, each pixel including a selection transistor and a latch circuit connected to the selection transistor, the manufacturing method including a semiconductor portion forming process for forming a first semiconductor portion which constitutes the selection transistor and a second semiconductor portion composed of a plurality of transistors which constitutes a feedback inverter of the latch circuit so that the first semiconductor portion and the second semiconductor portion are placed in a straight line form extending in a direction of arrangement of the pixels, and an irradiating process for irradiating the first and second semiconductor portions with pulse-form light along the arrangement of the straight line form.09-03-2009
20120068593LIGHT EMITTING UNIT OF ELECTROLUMINESCENCE DEVICE AND MANUFACTURING METHOD THEREOF - A light emitting unit of an electroluminescence device and a manufacturing method thereof are provided. The light emitting unit of the electroluminescence device includes a power line, a first electrode layer, a light emitting layer and a second electrode layer. The power line is on a substrate. The first electrode layer is disposed on the substrate and is electrically connected to the power line. In particular, a top portion of the first electrode layer has an oxygen concentration higher than that of a bottom portion of the first electrode layer. The light emitting layer is disposed on the first electrode layer and the second electrode layer is disposed on the light emitting layer.03-22-2012
20100072880Light Emitting Display - The present invention provides light emitting displays which produce a bright image by efficiently emitting light radiated from a light-emitting thin-film layer to the viewer side, and also produces a high-quality image of high contrast ratio and changing in color to a limited extent over a wide viewing angle range even in a bright atmosphere. The light emitting displays are provided with a plurality of light-emitting devices 03-25-2010
20100066236Method and Apparatus for Generating Phosphor Film with Textured Surface - An optical device deploring a phosphor layer having a textured surface to improve output of visual light is disclosed. A light emitting device includes a solid state light emitter and a phosphor layer. The solid state light emitter, for example, is configured to convert electrical energy to optical light. The phosphor layer includes a first surface and a second surface, wherein the first surface, for example, is the top surface while the second surface is the bottom surface. The phosphor layer is disposed over the solid state light emitter for generating luminous light in response to the optical light. The first surface of the phosphor layer, in one embodiment, is configured to include a texture, which has similarly shaped uniform configurations, capable of reducing total internal reflection.03-18-2010
20080231167Display device and method of manufacturing the same - Provided is a highly efficient display device which can obtain a high luminous efficiency through low driving voltage. The display device includes a first substrate through which an image is displayed, a second substrate spaced apart from the first substrate by a predetermined interval, a plurality of transparent electrodes formed on the first substrate, a plurality of cathode electrodes which contact the transparent electrodes and extend parallel to the transparent electrodes, a plurality of gate electrodes which extend to cross the cathode electrodes, a plurality of electron emitters protruding from the transparent electrodes into a space between the first and second substrates through a plurality of apertures formed in regions in which the cathode electrodes and the gate electrodes overlap each other, a plurality of barrier ribs which are disposed between the first and second substrates and define one or more emission cells, a discharge gas which fills the emission cells and generates ultraviolet (UV) rays when electrons are emitted from the electron emitters, a plurality of emission layers which are formed on internal walls of the emission cells and are excited by the UV rays, and a visible-light reflection layer which is formed on the second substrate and reflects visible light generated by the emission layers toward the first substrate.09-25-2008
20120200219DISPLAY DEVICE USING QUANTUM-DOT AND FABRICATION METHOD THEREOF - Provided are a display device in which a shape is not limited, the mounting and wiring of elements are not required, visibility, luminance, and the representation of a color are excellent, brightness is adjustable, production cost is low, and fabrication is easy, and a fabrication method thereof. Specifically, the display device includes: a substrate; a light emitting layer formed on the top of the substrate in a predetermined pattern and containing quantum-dots that receives external light to emit light; and a light emitting element providing the external light to the light emitting layer.08-09-2012
20110068679LIGHT EMITTING DEVICE - Provided is a light emitting device of which manufacturing cost can be reduced by suppressing reduction in yield. The present invention relates to a light emitting device including a light emitting element (03-24-2011
20090026914ELECTRON-EMITTING DEVICE, ELECTRON SOURCE, IMAGE DISPLAY APPARATUS, AND INFORMATION DISPLAY REPRODUCING APPARATUS - To provide an electron-emitting device having an electron-emitting film containing a metal and a carbon, wherein a density of the electron-emitting film other than the metal is determined to be not less than 1.2 g/cm01-29-2009
20080290783SELF-ASSEMBLED MONOLAYER FOR TUNING THE WORK FUNCTION OF METAL ELECTRODES - The present invention discloses a self-assembled monolayer with a general formula G11-27-2008
20090200917ANTHRACENE DERIVATIVE AND LIGHT EMITTING ELEMENT AND LIGHT EMITTING DEVICE USING THE SAME - It is an object of the present invention to provide a luminescent material that has resistance to repeated oxidation reactions. Further, it is an object of the present invention to provide a light-emitting element that is high in luminous efficiency. Further, it is an object of the present invention to provide a light-emitting element that has a long life. An aspect of the present invention is an anthracene derivative represented by a general formula (1). In the general formula (1), R08-13-2009
20080284308Low profile and high efficiency lighting device for backlighting applications - A light source having a flexible substrate and a plurality of dies having LEDs is disclosed. The light source can be conveniently utilized to provide an extended light source by bonding the light source to a suitable light pipe. The substrate is divided into first and second regions. The dies are bonded to the substrate in a first region. A portion of the surface of the substrate in the second region is reflective. The substrate is bent such that the second region forms a reflector that reflects light that would otherwise be emitted in a non-useful direction to a more useful direction. The substrate can be constructed from a three layer flexible circuit carrier in which the dies are mounted on a bottom metal layer to provide an improved thermal path for heat generated in the dies.11-20-2008
20110163659Radiation-Emitting Arrangement - A radiation-emitting arrangement comprises, in particular, a carrier element (07-07-2011
20080203895ELECTRO-LUMINESCENT DEVICE WITH IMPROVED EFFICIENCY - An electro-luminescent device has an array of light-emitting elements, including a near white light-emitting element. The near white light-emitting element includes an inorganic light-emitting layer of quantum dots, spaced between a pair of electrodes. The light-emitting layer produces a spectrum of light having at least a bimodal distribution of wavelengths.08-28-2008
20080203897Light Source Comprising Led Arranged in Recess - A light source comprising a substrate (08-28-2008
20080203896LIGHT EMISSION DEVICE AND DISPLAY DEVICE PROVIDED WITH THE SAME - A light emission device and a display device provided with the light emission device are provided. The light emission device includes an electron emission-type light emission panel for emitting light, and a diffusion member located on the light emission panel and for diffusing the light emitted from the light emission panel. The diffusion member includes a base having a first refractive index and two oppositely facing surfaces; and a diffusion region located in at least one of the surfaces of the base and having a second refractive index differing from the first refractive index.08-28-2008
20100320898IMAGE DISPLAY APPARATUS - An image display apparatus includes: an electron-emitting electrode having a gate electrode a cathode electrode including a plurality of strip portions opposing to the gate electrode through a gap, wherein each gap functions as an electron emitting portion when a potential difference between a gate potential and a cathode potential is applied to the each gap; and a light-emitting member emitting light responsive to an irradiation with electrons emitted from an electron emitting portion. The plurality of the strip portions of the cathode electrode are arranged in a line along a predetermined direction. Intervals each between mutually adjacent strip portions of the cathode electrode are arranged such that the interval in a central region of the electron emitting portions is larger than that in a peripheral region thereof.12-23-2010
20110043098DISPLAY DEVICE AND MANUFACTURING METHOD OF THE SAME - In a display device with a pixel constituted using an EL element or the like, leak light from a monitoring element that is provided for correcting changes in the properties of the element due to the temperature change, deterioration, or the like is effectively suppressed. The display device has a structure in which an insulating layer is formed over a substrate and a plurality of light emitting elements each of which has a light emitting layer interposed between a first electrode and a second electrode are formed over the insulating layer. Furthermore, at least part of the plurality of light emitting elements has a structure in which an opening is formed in the insulating layer, and the light emitting layer is formed in the opening region of the insulating layer.02-24-2011
20120262053ORGANIC LUMINESCENT ELEMENT - An organic luminescent element comprises a substrate, an organic electroluminescence element formed on one surface thereof and having a light-emitting section emitting light to the substrate, and a lens attached on the other surface of the substrate. A refraction index of the lens is ≧ that of the substrate. An area of the light-emitting section, parallel to the substrate's surface, is smaller than an area of the substrate on which the lens is attached. An angle θ between a line perpendicular to the substrate's surface in a direction from the light-emitting section toward the substrate and a straight line connecting an end of the light-emitting section and an end of the lens, is set to be ≧60°.10-18-2012
20110074279SELF-ADHESIVE BASE POLYMER FOR ELECTROLUMINESCENCE MASSES - Self-adhesive polymer having a relative permittivity of more than 4.5 useful as a matrix of a self-adhesive electroluminescence mass.03-31-2011
20120146485LIGHT EMITTING SHEET AND MANUFACTURING METHOD THEREOF - A light-emitting sheet which does not cause failures such as a short circuit without causing dielectric breakdown at the end of element at applying a voltage and which is able to realize stable driving, and an efficient method for producing the light-emitting sheet, are provided. Specifically, a light-emitting sheet having a first electrode, a second electrode, and a light-emitting layer disposed between the first and the second electrodes, wherein a short circuit preventing member composed of an insulator is arranged on the periphery of the light-emitting layer in such a way that a part of the member is projected from the light-emitting layer, and an efficient method for producing the light-emitting sheet, are provided.06-14-2012
20100213819FLEXIBLE OLED DISPLAY WITH CHIPLETS - A flexible emissive display device having an adhesion layer thinner than the device substrate; a plurality of chiplets adhered to the adhesion layer wherein at least a portion of the adhesion layer extends above a portion of the chiplets; an OLED formed over the adhesion layer and wherein the OLED is thinner than the adhesion layer; a cover thicker than the adhesion layer located over the OLED and adhered to the device substrate; and wherein the chiplets and OLED are at or near the neutral stress plane of the device and the bending radius of the device is less than 2 cm.08-26-2010
20100060142PLANE EMISSION DEVICE - In a plane emission device comprising a transparent substrate (03-11-2010
20100019654ORGANIC ELECTROLUMINESCENCE DEVICE, PROCESS OF PRODUCING ORGANIC ELECTROLUMINESCENCE DEVICE, AND ELECTRONIC APPARATUS - An organic electroluminescence device includes a substrate, a plurality of light-emitting elements arranged on the substrate, each including a pair of electrodes and an organic light-emitting layer disposed between the electrodes, an organic buffer layer covering the plurality of light-emitting elements, and a gas barrier layer covering the organic buffer layer. The gas barrier layer has a structure wherein first inorganic films and second inorganic films are alternately stacked. The first inorganic films contain a silicon compound containing nitrogen, the second inorganic films contain an oxide of the formation material of the first inorganic films and each have a thickness smaller than that of each first inorganic film. The numbers of the first inorganic films and the second inorganic films are each at least two.01-28-2010
20090026913Dynamic color or white light phosphor converted LED illumination system - A color tunable light emitting device includes multiple light emitting components such as light emitting diodes (LEDs) or laser diodes (LDs) with substantially the same emission characteristics, and multiple phosphors materials with different excitation and emission wavelengths, each excited by one of the light emitting components. The light emitting components are powered by an electrical circuit which allows separate control of the optical power output of the different light emitting components. The light from the light emitting components is arranged to impinge and excite a corresponding phosphor material such that the phosphors are excited and emit light at their characteristic wavelengths. By separately adjusting the power to each LED/LD, the amount of light emitted by each phosphor, and hence, through color mixing, the color of the light emitted, is varied.01-29-2009
20120098412Display devices and methods of manufacturing display devices - A display device includes a first optical resonance layer on a substrate, a switching structure on the first optical resonance layer, a first electrode on the switching structure, a light emitting structure on the first electrode, and a second electrode on the emitting structure. The switching structure may include a switching device and an optical distance controlling insulation layer covering the switching device. A first optical resonance distance for an optical resonance of the light may be provided between an upper face of the first optical resonance layer and a bottom face of the second electrode.04-26-2012
20120306352Light-Emitting Module and Lighting Apparatus - A light-emitting module may be configured to have improved light emission efficiency and light distribution characteristics. A light-emitting module may include a substrate having a front surface side as a component mounting surface and a rear surface side as a flat heat dissipating surface, a plurality of light-emitting elements arranged in a manner protruding at a central portion of the component mounting surface of the substrate. The light-emitting elements may radiate light at least in an upper surface direction and in a direction along the component mounting surface. The module may further include one or more lighting circuit components electrically connected to the light emitting elements by a wiring pattern arranged on the substrate and which is arranged closer to the peripheral edge side of the substrate than the light emitting elements on the component mounting surface of the substrate, and a connector for power supply connection.12-06-2012
20120306351LED-Array Light Source with Aspect Ratio Greater Than 1 - An LED light source for use in LED lighting fixtures, the LED light source comprising a submount including an LED-populated area which has an aspect ratio greater than 1, an array of LEDs on the LED-populated area, and a lens on the submount over the LED-populated area. Various embodiments facilitating preferential-side lighting, such as for roadway uses, are also disclosed.12-06-2012
20110316413METHOD OF TUNING DISPLAY CHROMATICITY BY MIXING COLOR FILTER MATERIALS AND DEVICE HAVING MIXED COLOR FILTER MATERIALS - A color display is provided that includes a light emitting sub-pixel and a filter layer including first and second color filter materials. The first color filter material is adapted to reduce transmittance of visible light outside a first transmittance spectrum corresponding to a first color, and the second color filter material is adapted to reduce transmittance of visible light outside a second transmittance spectrum corresponding to a second color. The second color is different than the first color. A color display having a white-balanced pixel is provided. A method of white-balancing a light emitting device is provided. A method of reducing unwanted light output due to electrical leakage is provided to fall below a pre-determined threshold. An opaque layer may be interposed between the sub-pixels and/or may frame illuminated areas of sub-pixels, and may be a combination of red, green, and/or a blue filter material.12-29-2011
20110156572INTERDIGITATED MULTIPLE PIXEL ARRAYS OF LIGHT-EMITTING DEVICES - The present invention discloses a plurality of interdigitated pixels arranged in an array, having a very low series-resistances with improved current spreading and improved heat-sinking. Each pixel is a square with sides of dimension l. The series resistance is minimized by increasing the perimeter of an active region for the pixels. The series resistance is also minimized by shrinking the space between a mesa and n-contact for each pixel.06-30-2011
20110089814LIGHT EMITTING DEVICE - It is an object of the present invention to provide a light emitting device which is less affected by a malfunction caused in a light emitting element. It is another object of the invention to provide a light emitting device in which light emitting elements are connected in series. As to a light emitting device of the invention, groups of circuits each having a light emitting element and a limiter are connected in parallel. Here, a light emitting element and a limiter are connected in series. The number of the circuits may be at least two or more. Further, each circuit group includes at least one light emitting element.04-21-2011
20110089813ACTIVE MATRIX ELECTROLUMINESCENCE DEVICE HAVING A METALLIC PROTECTIVE LAYER AND METHOD FOR FABRICATING THE SAME - An active matrix electroluminescence display device and a method for fabricating the same, whereby damage caused by UV light rays during the fabrication process can be prevented, are disclosed. The active matrix electroluminescence display device includes a plurality of transistors formed on a substrate having an emissive area and a non-emissive area defined thereon, an insulating layer formed on the substrate and the thin film transistors, a metallic protective layer formed on the insulating layer of the non-emissive area, a first electrode formed on the insulating layer of the emissive area, an electroluminous layer formed on the first electrode, and a second electrode formed on the electroluminous layer.04-21-2011
20110089812ELECTROLUMINESCENT DEVICE AND METHOD FOR PRODUCING AN ELECTROLUMINESCENT DEVICE. - An electroluminescent device includes an inorganic luminescence diode chip having a radiation exit area, a plurality of contact webs provided to spread current and arranged on the radiation exit area, and a contact structure arranged outside the radiation exit area and electrically conductively connected to contact webs.04-21-2011
20090309483PHOTOCATHODE LIGHTING DEVICE, METHOD FOR MANUFACTURING THE SAME AND EXPOSURE APPARATUS USING PHOTOCATHODE LIGHTING DEVICE - The photocathode lighting device of planar light emission including: a light source unit emitting a first light; a cathode plate contacted face-to-face with the light source unit; a metal mask layer adhered to the cathode plate and including a repetitive plurality of apertures; a photocathode formed on a surface of the metal mask layer, receiving the first light, and emitting an electron; an anode plate facing the cathode plate and spaced apart from the cathode plate; and a phosphor formed in a lower part of the anode plate and emitting a second light when the emitted electron collides with the phosphor.12-17-2009
20120119640LIGHT EMITTING DEVICE - A light emitting device includes a first solid light-emitting element including a first light source for emitting blue light and a first fluorescent body excited by the blue light from the first light source to convert the blue light to light having a peak at wavelength between 630 nm and 680 nm and a second solid light-emitting element including a second light source for emitting blue light and a second fluorescent body excited by the blue light from the second light source to convert the blue light to light having a peak at wavelength between 500 nm and 550 nm.05-17-2012
20120212124LIGHT-EMITTING DEVICE - A light-emitting device includes a substrate, a pair of electrode layers disposed on the substrate, a light-emitting element disposed between the pair of electrode layers to keep a first space with each of the pair of electrode layers while electrically connecting with each of the pair of electrode layers, and a pair of reflection layers, each extending in overlapping relation from one to the other one of the pair of electrode layers as seen in a transparent plan view. The light-emitting element is disposed between the pair of reflection layers to keep a second space with each of the pair of reflection layers.08-23-2012
20120212123HALOPHOSPHATE PHOSPHOR AND WHITE LIGHT-EMITTING DEVICE - The present invention provides a blue (blue-green) phosphor that has sufficient emission intensity in the wavelength region around 490 nm and that has high emission luminance at a temperature region reached during LED operation. The present invention also provides a white light-emitting device that uses a high-luminance green phosphor having an emission peak wavelength of 535 nm or greater and that has improved bright blue reproducibility.08-23-2012
20120133270FIELD EMISSION UNIT AND PIXEL TUBE FOR FIELD EMISSION DISPLAY - A pixel tube for field emission display includes a sealed container, an anode, a phosphor, and a cathode. The sealed container has a light permeable portion. The anode is located in the sealed container and spaced from the light permeable portion. The phosphor layer is located on the anode. The cathode is spaced from the anode and includes a cathode emitter. The cathode emitter includes a carbon nanotube pipe. One end of the carbon nanotube pipe has a plurality of carbon nanotube peaks.05-31-2012
20120212122CARBONITRIDE AND CARBIDONITRIDE PHOSPHORS AND LIGHTING DEVICES USING THE SAME - Disclosed herein is a novel group of carbonitride and carbidonitride phosphors and light emitting devices which utilize these phosphors. In certain embodiments, the inventive phosphors are expressed as follows:08-23-2012
20120169212FIELD EMISSION DEVICE AND FIELD EMISSION DISPLAY - A field emission display includes an insulating substrate, a number of first electrode down-leads, a number of second electrode down-leads, and a number of electron emission units. The first electrode down-leads are set an angle relative to the second electrode down-leads to define a number of cells and a number of intersections. Each electron emission unit is located at one of the plurality of intersections and in at least two adjacent cells. The electron emission unit includes a first electrode, a second electrode, and a plurality of electron emitters. The second electrode extends surrounding the first electrode. The plurality of electron emitters located on and electrically connected to at least one of the first electrode and the second electrode. A field emission display is also provided.07-05-2012
20090115310COATING LIQUID FOR HOLE INJECTION AND TRANSPORT LAYER, PRODUCTION METHOD OF HOLE INJECTION AND TRANSPORT LAYER, ORGANIC ELECTROLUMINESCENT ELEMENT, AND PRODUCTION METHOD THEREOF - A coating liquid for hole injection and transport layers improves the injecting property of the coating liquid when it is injected by an injection device and light-emitting uniformity of an organic electroluminescent element, reduces leak current, and improves light-emitting efficiency. The coating liquid for hole injection and transport layers is a coating liquid for hole injection and transport layers in an organic electroluminescent element, wherein the coating liquid for hole injection and transport layers contains poly(3,4-ethylenedioxythiophene), polystyrene sulfonate, and (poly)alkylene glycol alkyl ether.05-07-2009
20080211385ORGANIC ELECTRO-LUMINESCENT DISPLAY - Provided is an organic electro-luminescent display (OELD). The OELD includes: a plurality of unit pixels having an organic light emitting unit and a driving unit for driving the organic light emitting unit; and a substrate supporting the unit pixels, wherein the substrate has a non-planar portion corresponding to the light emitting unit and increasing a surface area, and the light emitting unit has a non-planar cross-sectional shape corresponding to the non-planar portion. The OELD has a concave portion or a convex portion for enlarging a surface such that the substantial area of an organic light emitting material increases. Thus, an effective light emission area increases in a pixel having a limited area and light emission of desired high brightness can be performed by a low driving voltage. A reduction in a driving voltage causes improvement in the durability of a pixel and the life span of the OELD is enlarged.09-04-2008
20120074834EL DISPLAY PANEL, EL DISPLAY APPARATUS, AND METHOD OF MANUFACTURING EL DISPLAY PANEL - An EL display panel including an EL unit and a thin film semiconductor unit, in which the EL unit includes an anode electrode, a cathode electrode, and a light-emitting layer, and the thin film semiconductor unit includes a substrate, a gate electrode, a gate insulating film, a semiconductor layer, a first electrode, a second electrode, an interlayer insulating film, a gate line formed above the interlayer insulating film, a power supply line formed above the interlayer insulating film, in a same layer as the gate line, and side-by-side with the gate line, and an auxiliary line formed above the interlayer insulating film, in a same layer as the gate line and the power supply line, and side-by-side with the gate line and the power supply line.03-29-2012
20120256533PHOSPHOR, METHOD FOR PRODUCING PHOSPHOR, PHOSPHOR-CONTAINING COMPOSITION, LIGHT-EMITTING DEVICE, LIGHTING SYSTEM AND IMAGE DISPLAY DEVICE - To provide a yellow to orange phosphor which has high luminance and excellent temperature characteristics and which also has high luminance when mixed with a phosphor of a different color.10-11-2012
20120262055DISPLAY DEVICE AND ELECTRONIC APPARATUS HAVING A DISPLAY DEVICE - A display device includes: plural sub-pixels included in a main pixel, emitting light of different colors respectively; at least three apertures arranged so as to be aligned along one direction in the sub-pixel; and an aperture defining portion defining aperture lengths so that an aperture length of an aperture other than apertures at both edge portions along the one direction is longer than an aperture length of apertures at both edge portions along the one direction in the at least three apertures.10-18-2012
20120262056TRANSPARENT CONDUCTIVE ARTICLES AND METHODS OF MAKING SAME - A lightweight, flexible, plastic substrate is coated with at least one layer, such that the substrate has desired barrier and electrode characteristics useful in constructing OLED displays. The layer has both a low enough resistance to function as an electrode for the display, and low oxygen and moisture permeability. The display is thereby protected from oxygen and moisture degradation. For lower permeability and/or higher conductivity, multiple alternating layers of barrier materials and conductive materials may be applied. The barrier material includes at least one of a thin metallic film, an organic polymer, a thin transparent dielectric, a thin transparent metal nitride, and a thin transparent conductive oxide. The conductive material includes at least one of a thin transparent conductive oxide, a thin transparent metallic film, and a thin transparent metal nitride. Preferably, a multilayer polymer base coat is deposited over the substrate to exclude moisture and atmospheric gases.10-18-2012
20120262054REFLECTING RESIN SHEET, LIGHT EMITTING DIODE DEVICE AND PRODUCING METHOD THEREOF - A reflecting resin sheet provides a reflecting resin layer at the side of a light emitting diode element and includes a first release substrate and the reflecting resin layer provided on one surface in a thickness direction of the first release substrate. In the first release substrate and the reflecting resin layer, a through hole extending therethrough in the thickness direction is formed corresponding to the light emitting diode element so as to allow an inner circumference surface of the through hole in the reflecting resin layer to be disposed in opposed relation to a side surface of the light emitting diode element.10-18-2012
20120229017PENDANT-TYPE POLYMERIC COMPOUND, COLOR CONVERSION FILM USING PENDANT-TYPE POLYMERIC COMPOUND, AND MULTICOLOR EMISSION ORGANIC EL DEVICE - The present invention provides green and red conversion films capable of keeping a sufficient intensity of converted light over a long period, and a multicolor emission organic EL device which exhibits light-emitting properties stably over a long period. The present invention includes a pendant-type polymeric compound characterized in that the pendant-type polymeric compound contains at least one repeating unit represented by a general formula (1) and at least one repeating unit represented by a general formula (2), (6) or (7), wherein n/(m+n)=1/100 to 100/100 provided that the molar ratio of (1):(2), (6) or (7) is m:n.09-13-2012
20120229016FLUORESCENT SUBSTANCE AND LIGHT-EMITTING DEVICE EMPLOYING THE SAME - Provided is a fluorescent substance excellent in quantum efficiency and in temperature characteristics, and a light-emitting device utilizing the fluorescent substance. This fluorescent substance contains an inorganic compound comprising a metal element M, a trivalent element M09-13-2012
20120229015Light Emitting Device and Electronic Device - A TFT for controlling the amount of current flowing into a power supply line when an EL element does not emit light (electric discharge TFT) is provided in each pixel. When an EL driving TFT is turned ON to make an EL element emit light, the electric discharge TFT is turned OFF. On the other hand, the electric discharge TFT is turned ON when the EL driving TFT is turned OFF and no EL element emit light. Therefore variation of the difference in electric potential over the length of a power supply line depending on an image to be displayed is contained. Thus reduced is the difference in amount of current flowing into EL elements in adjacent pixels while the EL elements emit light, thereby avoiding crosstalk.09-13-2012
20120229014LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING LIGHT EMITTING DEVICE - On one short side of a rectangular aperture area, transparent conductive films are patterned by being deviated in a stepwise shape. On another side, an end surface of the transparent conductive films is patterned to be aligned. The end surface of the transparent conductive films is covered with an insulating film.09-13-2012
20120299464Luminaire and Traffic Route Illumination Device - In at least one embodiment of the luminaire (11-29-2012
20120299463LIGHT EMITTING DEVICE AND ILLUMINATION APPARATUS USING SAME - A light emitting device includes a solid-state light emitting element; a substrate mounted with the solid-state light emitting element; and a wavelength converting member covering an emission surface of the solid-state light emitting element, the wavelength converting member being formed of a transparent resin containing a fluorescent material. The wavelength converting member includes a first fluorescent material layer provided around the solid-state light emitting element, the first fluorescent material layer being substantially equal in height to an upper surface of the solid-state light emitting element, and a second fluorescent material layer provided to cover the solid-state light emitting element and the first fluorescent material layer, and wherein the second fluorescent material layer is higher in fluorescent material concentration than the first fluorescent material layer, the first fluorescent material layer having a lateral surface exposed and not covered with the second fluorescent material layer.11-29-2012
20120299462LOW COST HIGH EFFICIENCY TRANSPARENT ORGANIC ELECTRODES FOR ORGANIC OPTOELECTRONIC DEVICES - The disclosure provides methods and materials for decreasing the cost and increasing the efficiency of electroluminescent devices. The disclosure also provides electroluminescent devices prepared by such methods. In one embodiment, for example, there is provided a method for preparing an electroluminescent device comprising two metal electrodes, an electroluminescent layer, an optical/insulating layer, and a conductive layer, all of which are disposed on a transparent substrate. One of the electrodes is patterned, and the optical/insulating layer comprises vias to allow conduction between the patterned electrode and the conductive layer.11-29-2012
20080297028WHITE-LIGHT ELECTRO-LUMINESCENT DEVICE WITH IMPROVED EFFICIENCY - A white-light electroluminescent device having an adjustable color temperature substantially on a predetermined range of a Planckian locus within the 1976 Commission Internationale de l'Eclairage (CIE) uniform chromaticity scale diagram. According to one embodiment, a first light-emitting element having a fixed ratio of at least two different species of emitters combined to produce a set of chromaticity coordinates at a predetermined white point substantially on the Planckian locus. A second light-emitting element having at least a single species of emitters produces a set of chromaticity coordinates. The set of chromaticity coordinates are positioned along a projected line extending from the Planckian locus and through the chromaticity coordinates of the first light-emitting layer. A controller adjusts the voltage or current associated with the first and second light-emitting elements to provide white light with a predetermined range of chromaticity coordinates substantially on the Planckian locus.12-04-2008
20080297029ELECTROLUMINESCENT DEVICE HAVING IMPROVED LIGHT OUTPUT - An electroluminescent (EL) device that includes a light-emitting area formed over a substrate. First and second electrodes and one or more EL unit(s) are included along with at least one light-emitting layer formed between the electrodes, wherein at least one electrode is transparent. A cover is located over the light-emitting area, and a light-scattering layer is located between the substrate and cover. The light-scattering layer includes transparent, light-scattering particles, wherein the ratio of the volume of light-scattering particles to the volume of the light-scattering layer is greater than 0.55 over a majority of the light-emitting area, wherein either the substrate or cover is transparent and transmits light emitted from the EL unit(s).12-04-2008
20080297027LAMP WITH ADJUSTABLE COLOR - A white-light electro-luminescent lamp having an adjustable spectral power distribution, including a first light-emitting element which emits light within each of three wavelength bands, 1) between 440 and 520 nm, 2) between 520 and 600 nm, and 3) between 600 and 680 nm. A second light-emitting element emits light within each of three wavelength bands, 1) between 440 and 520 nm, 2) between 520 and 600 nm, and 3) between 600 and 680 nm. A controller modulates the integrated spectral power of the light produced by the first and the second light-emitting elements such that the spectral power distribution of the light formed by combining the light produced by the modulated first and second light-emitting elements is substantially equal to a CIE standard daylight spectral power distribution for correlated color temperatures between 4000K-9500K.12-04-2008
20120326599ELECTROLUMINESCENT ELEMENT, LIGHTING EQUIPMENT, AND DISPLAY DEVICE - There is a huge demand for increase in the luminance of electroluminescent elements and decrease in the electric power consumption. An objective of the present invention is to provide such an electroluminescent element as to satisfy the demand, as well as lightening equipment and display devices with high performance by utilizing the element. Provided is an electroluminescent element comprising a transparent substrate, and a first electrode layer, a light-emitting layer, and a second electrode layer, which layers are layered on the substrate in this order, wherein a surface of the transparent substrate on the side of the first electrode layer has a light-directional structure. A lightening device and a display device including this electroluminescent element are also provided.12-27-2012
20120319563LIGHT-EMITTING DEVICE AND MANUFACTURING METHOD OF THE SAME - A light-emitting device includes a substrate that includes at least a pair of electrodes, an LED element electrically mounted on the substrate, a phosphor plate adhered to an upper surface of the LED element and including an upper surface and a lower surface each having an area larger than that of the upper surface of the LED element, a white resin provided on an upper surface of the substrate and seamlessly covering a peripheral side surface of the LED element and a peripheral side surface of the phosphor plate. A lower surface of the phosphor plate is adhered to the upper surface of the LED element through a transparent adhesive.12-20-2012
20120319562LED PACKAGE AND MANUFACTURING METHOD THEREOF - Disclosed herein a light emitting diode package including: a package body with an opening portion; a light emitting diode chip mounted on the bottom of the opening portion; and a sheet installed on the top of the opening portion and including an anti-reflecting unit formed in a moth-eye pattern, which can increase light emitting efficiency.12-20-2012
20120280611QUANTUM DOT WHITE AND COLORED LIGHT-EMITTING DEVICES - A light-emitting device comprising a population of quantum dots (QDs) embedded in a host matrix and a primary light source which causes the QDs to emit secondary light and a method of making such a device. The size distribution of the QDs is chosen to allow light of a particular color to be emitted therefrom. The light emitted from the device may be of either a pure (monochromatic) color, or a mixed (polychromatic) color, and may consist solely of light emitted from the QDs themselves, or of a mixture of light emitted from the QDs and light emitted from the primary source. The QDs desirably are composed of an undoped semiconductor such as CdSe, and may optionally be overcoated to increase photoluminescence.11-08-2012
20120091882ELECTROLUMINESCENT DEVICES WITH COLOR ADJUSTMENT BASED ON CURRENT CROWDING - A lighting system provides a system optical output, such as white light, as a function of an applied electrical signal. The system output can be characterized by a color temperature or other measure that represents the color or output spectrum of the output. The system is designed so that the color temperature changes as a function of the applied electrical signal. The changes in color temperature are at least in part a result of a phenomenon known as “current crowding”.04-19-2012
20130015760INTERDIGITATED MULTIPLE PIXEL ARRAYS OF LIGHT-EMITTING DEVICES - The present invention discloses a plurality of interdigitated pixels arranged in an array, having a very low series-resistances with improved current spreading and improved heat-sinking Each pixel is a square with sides of dimension 1. The series resistance is minimized by increasing the perimeter of an active region for the pixels. The series resistance is also minimized by shrinking the space between a mesa and n-contact for each pixel.01-17-2013
20130015759FLUORESCENT LAYER AND ITS PREPARATION METHOD AND USESAANM CHIANG; Te-HsinAACI New Taipei CityAACO TWAAGP CHIANG; Te-Hsin New Taipei City TWAANM LIU; Ru-ShiAACI New Taipei CityAACO TWAAGP LIU; Ru-Shi New Taipei City TWAANM CHIANG; Der-ShingAACI New Taipei CityAACO TWAAGP CHIANG; Der-Shing New Taipei City TWAANM CHIANG; Chang-YangAACI New Taipei CityAACO TWAAGP CHIANG; Chang-Yang New Taipei City TW - A fluorescent layer, its preparation method and uses are provided. The fluorescent layer is provided from a fluorescent material and a calcining material. The fluorescent material is in an amount ranging from about 5 wt % to about 95 wt % based on the total weight of the fluorescent layer. The fluorescent layer of the present invention can be used in a light-emitting diode to change the color of emitting-light and improve the heat dissipation of the light-emitting diode. Furthermore, the fluorescent layer of the present invention is free of an organic resin, and thus, does not have the problem of aging (etiolation). The final product has a stable, lasting and durable luminescent quality.01-17-2013
20130020929SOLID STATE LIGHTING DEVICE INCLUDING GREEN SHIFTED RED COMPONENT - A green-shifted red solid state lighting device includes at least one green solid state light emitter arranged to stimulate emissions from at least one red lumiphor, arranged in combination with at least one blue solid state light emitter. Such device may be devoid of any yellow lumiphor arranged to be stimulated by a blue solid state light emitter. A green shifted red plus blue (GSR+B) lighting device exhibits reduced Stokes Shift losses as compared to a blue shifted yellow plus red (BSY+R) lighting device, with comparable color rendering performance and similar efficiency, enhanced color stability over a range of operating temperatures, and enhanced color rendering performance at higher correlated color temperatures. Additional solid state emitters and/or lumiphors may be provided.01-24-2013
20080231166Light-emitting device with open-loop control and manufacturing method thereof - A light-emitting device with open-loop control including a LED capable of emitting a blue light and a mix-light adjusting portion is provided. The mix-light adjusting portion includes a first and a second fluorescent material both capable of being excited by blue light. When the first and the second fluorescent material are excited by a short-wavelength blue light, the excitation intensity of the first fluorescent material is higher than that of the second fluorescent material. When the first and the second fluorescent material are excited by a long-wavelength blue light, the excitation intensity of the first fluorescent material is lower than that of the second fluorescent material. The peak wavelength of the emission of the first fluorescent material is smaller than that of the emission of the second fluorescent material. The dividing wavelength between the short-wavelength blue light and the long-wavelength blue light ranges from a first to a second wavelength.09-25-2008
20130169144LED PACKAGE STRUCTURE CAPABLE OF ADJUSTING THE SPATIAL COLOR UNIFORMITY AND THE LIGHT DISTRIBUTION CURVE - A LED package structure capable of adjusting the spatial color uniformity and the light distribution curve includes a substrate unit, a light-emitting unit, a transparent package unit, and a phosphor package unit. The light-emitting unit includes at least one light-emitting element for generating a light-emitting source to show a predetermined light distribution curve. The transparent package unit includes a transparent package resin body covering the light-emitting element. The phosphor package unit includes a phosphor package resin body covering the transparent package resin body. Hence, when the light-emitting source generated by the light-emitting element is transformed into a light-projecting source through the transparent package resin body and the phosphor package resin body sequentially, and the spatial color uniformity and the light distribution curve of the light-projecting source can be adjusted according to the phosphor package resin body having a non-uniform thickness.07-04-2013
20130169145Light-Emitting Element and Display Device Using Same - A display device having a plurality of light-emitting elements that construct picture elements aligned on a substrate in a formation of a matrix. The light-emitting element includes a light-emitting device having a flat surface portion and including a light-emitting layer, an anode and a cathode, a driver element connected with the light-emitting element, an insulation layer having a contact hole formed over the driver element, wherein the anode is formed on the insulation layer and connected to the driver element via the contact hole, and a tilted reflective surface is provided in a peripheral area surrounding the flat surface portion of the light-emitting device and has a tilt angle against the flat surface portion of the light-emitting device, wherein the tilted reflective surface is provided on a surface of a slope of a bank that is provided on the substrate.07-04-2013
20080224594DISPLAY APPARATUS AND ELECTRONIC DEVICE - A display apparatus includes: a substrate; and a plurality of light emitting elements arrayed on the substrate and each formed from a lower electrode, a light emitting function layer and an upper electrode stacked in this order on the substrate. A rib for element isolation is provided on the substrate and has a plurality of openings individually corresponding to the light emitting elements. Each of the openings of the rib being formed such that at least one of sides which define a shape in plan is formed only from a curved line or extends in a non-parallel relationship to that of another one of the openings.09-18-2008
20130169146ILLUMINATION APPARATUS - An illumination apparatus includes an LED light source including one or more LEDs. A spectrum of lights emitted from the LED light source has a first peak wavelength in a wavelength band ranging from 380 nm to 470 nm and a second peak wavelength in a wavelength band ranging from 500 nm to 700 nm, and a half width of the first peak wavelength is set to be equal to or less than 20 nm.07-04-2013
20080218057DISPLAY PANEL - A display panel including a substrate and many driving chips is provided. The substrate has many pad regions located in a non-display region of the substrate. Each pad region has many first pins with the same length disposed therein, and a pin pitch between two adjacent first pins, a width of each of the first pins, or both the pin pitch and the width vary with the positions where the first pins are disposed in the corresponding pad region. The driving chips are disposed in the non-display region of the substrate. Each driving chip has many second pins, and each second pin is electrically connected to each first pin correspondingly.09-11-2008
20130134866LIGHT EMITTING MODULE - The light emitting module includes: a light emitting panel which has feeding electrodes each of which being electrically connected to a positive electrode or a negative electrode of the light emitting unit; a circuit board which is electrically connected to the feeding electrodes and is configured to supply electric power to the light emitting unit; and a case unit in which the light emitting panel and the circuit board are housed. The feeding electrodes are arranged at a peripheral region of the light emitting panel. The electrical connection between the feeding electrode and the circuit board (or the land-board) is obtained by a wiring which is elongated from the center region to the peripheral region of the light emitting panel.05-30-2013
20110273080DISPLAY DEVICE AND ELECTRONIC DEVICE - To improve color reproduction areas in a display device having light-emitting elements. A display region has a plurality of picture elements. Each picture element includes: first and second pixels each including a light-emitting element which has a chromaticity whose x-coordinate in a CIE-XY chromaticity diagram is 0.50 or more; third and fourth pixels each including a light-emitting element which has a chromaticity whose y-coordinate in the diagram is 0.55 or more; and fifth and sixth pixels each including a light-emitting element which has a chromaticity whose x-coordinate and y-coordinate in the diagram are 0.20 or less and 0.25 or less, respectively. The light-emitting elements in the first and second pixels have different emission spectrums from each other; the light-emitting elements in the third and fourth pixels have different emission spectrums from each other; and the light-emitting elements in the fifth and sixth pixels have different emission spectrums from each other.11-10-2011
20130113363Pixel Arrangement Structure for Organic Light Emitting Diode Display - A pixel arrangement structure for an organic light emitting diode display includes a first pixel, a second pixel and a third pixel. The first pixel has a larger area than the second pixel and the third pixel, and the first pixel, the second pixel and the third pixel have different planar shapes relative to each other.05-09-2013
20130099657FLUORESCENT MATERIAL AND LIGHT EMITTING DEVICE USING THE SAME - A fluorescent material and a light emitting device using the same are provided. The fluorescent material has a general formula of ((Lu04-25-2013
20130127329LIGHTING DEVICE FOR GROWING PLANT - A lighting device for growing a plant includes: not less than two sorts of semiconductor light-emitting element, each having a peak emission wavelength in a range of 380 nm to 500 nm, the not less than two sorts of semiconductor light-emitting element being different from each other in peak emission wavelength by not less than 5 nm; and a red fluorescent material which (i) is excited by light of at least one of the not less than two sorts of semiconductor light-emitting element and (ii) has a peak emission wavelength in a range of 600 nm to 780 nm.05-23-2013
20130127328LIGHT-EMITTING DEVICE AND MANUFACTURING METHOD OF THE SAME - A light-emitting device includes a substrate that includes at least a pair of electrodes, an LED element electrically mounted on the substrate, a phosphor plate adhered to an upper surface of the LED element and including an upper surface and a lower surface each having an area larger than that of the upper surface of the LED element, a white resin provided on an upper surface of the substrate and seamlessly covering a peripheral side surface of the LED element and a peripheral side surface of the phosphor plate. A lower surface of the phosphor plate is adhered to the upper surface of the LED element through a transparent adhesive.05-23-2013
20130127331FLUORESCENT MEMBER AND LIGHT EMITTING MODULE - In a plate-shaped fluorescent member configured to convert the wavelength of the light emitted by a semiconductor light emitting element, the fluorescent member is formed of an inorganic material having a refractive index of 1.5 or more and a light transmittance at the emission peak wavelength of the semiconductor light emitting element of less than 20%. A concave portion is formed, of the surfaces of the fluorescent member, on the surface on the side where the light in the semiconductor light emitting element is mainly emitted. In the fluorescent member, the light transmittance of the light having a wavelength of 380 nm to 500 nm may be less than 20%. The concave portion may be a groove. The concave portion may be a plurality of holes that are scattered.05-23-2013
20130127330OXYNITRIDE-BASED PHOSPHOR AND LIGHT EMITTING DEVICE INCLUDING THE SAME - There are provided an oxynitride-based phosphor and a light emitting device including the same, the oxynitride-based phosphor containing at least calcium (Ca), barium (Ba), silicon (Si), oxygen (O), and nitrogen (N) as host material components in a host material and having a rare-earth element dissolved in the host material as an activator, wherein the rare-earth element is at least one from a group consisting of manganese (Mn), cerium (Ce), praseodymium (Pr), neodymium (Nd), samarium (Sm), europium (Eu), gadolinium (Gd), dysprosium (Dy), terbium (Tb), holmium (Ho), erbium (Er), thulium (Tm), and ytterbium (Yb), and the host material has a monoclinic crystal structure in which a crystal lattice according to a peak of an X-ray powder diffraction pattern has values of a=7.076, b=23.888, c=4.827, α=y=90°, and β=109.110°.05-23-2013
20130134865FLUORESCENT MATERIAL AND LIGHT EMITTING DEVICE USING THE SAME - A fluorescent material and a light emitting device using the same are provided. The fluorescent material has a general formula of ((Lu05-30-2013
20110210661EL DISPLAY DEVICE - An EL display device capable of reducing an average film resistance of an anode in an EL device as well as displaying an image with high definition, and electrical equipment including such an EL display device are provided. A light-shielding metal film 109 is provided on an anode 108 so as to conceal gaps between the pixels. Thus, an average film resistance of the anode 108 in the EL device is reduced. Furthermore, light leakage from the gaps between the pixels can be prevented, resulting in an image display with high definition.09-01-2011
20110234087Display Device and Manufacturing Method Thereof - A display device in which light leakage in a monitor element portion is prevented without increasing the number of steps and cost is provided. The display device includes a monitor element for suppressing influence on a light-emitting element due to temperature change and change over time and a TFT for driving the monitor element, in which the TFT for driving the monitor element is provided so as not to overlap the monitor element. Furthermore, the display device includes a first light shielding film and a second light shielding film, in which the first light shielding film is provided so as to overlap a first electrode of the monitor element and the second light shielding film is electrically connect to the first light shielding film through a contact hole formed in an interlayer insulating film. The contact hole is formed so as to surround the outer edge of the first electrode of the monitor element.09-29-2011
20100314990HOUSING AND ELECTRONIC DEVICE THEREOF - A housing comprises an exterior coating and a substrate. The housing further comprises a first conductive coating, a light emitting coating and a second conductive coating formed between the exterior coating and the substrate. The substrate formed on the second conductive coating by molding. The first and the second conductive coatings include electric contacts. An electronic device using the housing is also described there.12-16-2010
20130187535LED Lamp - An LED lamp includes a lamp body, a reflecting cup disposed at an outer side of the main body and a fixing seat extending from a bottom of the reflecting cup. The fixing seat has at least one inclined surface which is disposed at an angle in the range of 1 degree to 30 degrees with respect to the axis of the LED lamp. A lighting member is provided on the at least one inclined surface. The light is not emitted at a right angle so the light is not harsh to the eyes. Besides, the LED is not installed on an upright surface, which can reduce the light to be blocked. The inclined surface is disposed at an angle in the range of 1 degree to 30 degrees with respect to the axis of the lamp. This arrangement can avoid a larger dark area because of a smaller angle and avoid increasing the direct light range because of a larger angle. The light of the lamp can be reflected effectively.07-25-2013
20130187534PHOSPHORIZED KERNELS FOR REMOTE PHOSPHOR LED - Compositions, methods, and systems for improving ways by which light can be created are provided. In one exemplary embodiment, a composition can be formed by mixing a particular amount of a carrier and a particular amount of one or more phosphors. The carrier can be selected from a group including plastic materials, glass materials, and ceramic materials. The resulting mixture can be formed into pellets or kernels for use with a LED die. The pellets or kernels can be used in place of powders or other coatings typically used with LED packages. Methods for manufacturing the pellets or kernels, and for creating light by using the pellets or kernels, are also provided.07-25-2013
20120019124ELECTROLUMINESCENT DEVICE AND SEGMENTED ILLUMINATION DEVICE - The present invention relates to an electroluminescent device comprising: 01-26-2012
20130193838LED MODULE - The present invention relates to a LED module which converts pump light from a LED chip (08-01-2013
20130193836METHODS OF DETERMINING AND MAKING RED NITRIDE COMPOSITIONS - Provided according to embodiments of the invention are methods of making a Ca08-01-2013
20130193837PHOSPHOR PLATE, LIGHT EMITTING DEVICE AND METHOD FOR MANUFACTURING PHOSPHOR PLATE - A phosphor plate includes a base material, a phosphor and a scattering material. The phosphor absorbs primary light emitted by a light emitting element and emits secondary light having a wavelength longer than a wavelength of the primary light. The scattering material scatters the primary light and the secondary light. An average distance from one surface of the phosphor plate to the phosphor is longer than an average distance from the one surface to the scattering material. With such a configuration, there are provided a phosphor plate having the enhanced extraction efficiency of light emitted by a phosphor, a light emitting device including the phosphor plate, and a method for manufacturing the phosphor plate.08-01-2013
20120086327DISPLAY DEVICE - A display device in which pixels each including an emission area are arranged in a form of a matrix, the display device including: a first electrode formed from the emission area of the pixels to a non-emission area on a periphery of the emission area; a second electrode formed so as to be common to the pixels; and a light emitting material layer formed between the first electrode and the second electrode; wherein film thickness in the non-emission area of at least one of the first electrode and the second electrode is larger than film thickness in the emission area.04-12-2012

Patent applications in class Solid-state type

Patent applications in all subclasses Solid-state type