With Coating, E.g., Providing Protective Coating On Sensitive Area Patents (Class 445/58)
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Publication number: 20090221209Abstract: In accordance with one or more embodiments of the present disclosure, a method of manufacturing a light-emitting element includes forming an anode on a substrate, forming a first transport layer including one or more first polar compounds on the anode, forming a first non-polar solvent layer on the first transport layer, forming a first polar solution layer including one or more light-emitting compounds on the first non-polar solution layer, drying a polar solvent of the first polar solution layer and the first non-polar solvent layer so that a light-emitting layer including the one or more light-emitting compounds is formed on the first transport layer and forming a cathode on the light-emitting layer. The cathode is disposed opposite to the anode. As such, damage to the first transport layer may be reduced when forming the light-emitting layer, which may improve the reliability and productivity of a manufacturing process.Type: ApplicationFiled: January 21, 2009Publication date: September 3, 2009Inventors: Jae-Kook HA, Chang-Woong Chu, Jin-Koo Chung, Joo-Hyeon Lee
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Publication number: 20090215354Abstract: A light emitting apparatus having light emitting devices having a stack of a light-transmitting anode, a functional layer including at least a light emitting layer, and a cathode for a plurality of pixels corresponding to red, green, and blue colors on a substrate, wherein an optical resonator having a lower-layer-side reflecting layer at a lower-layer side of the anode is formed in the light emitting device, wherein a plurality of the pixels include pixels which correspond to different thicknesses of a anode, and wherein a light-transmitting insulating protective film is formed between the anode and the lower-layer-side reflecting layer to cover the lower-layer-side reflecting layer.Type: ApplicationFiled: March 6, 2009Publication date: August 27, 2009Applicant: SEIKO EPSON CORPORATIONInventors: Tsuyoshi Maeda, Tomotaka Matsumoto
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Publication number: 20090211888Abstract: A keyboard apparatus includes a housing which includes a plurality of key pads spatially disposed within the housing, each of the key pads being depressible upon touch by a user, the plurality of key pads being distributed in a plurality of non-overlapping keyboard regions. Each of the non-overlapping regions includes fewer than all of the plurality of keypads. An optically transparent circuit board is coupled to a backside of each of the key pads. In a specific embodiment, a plurality of electroluminescent segments are arranged in a non-planar configuration. Each of the plurality of electroluminescent segments includes one of a corresponding plurality of power supply devices. Each of the plurality of electroluminescent segments provides electromagnetic radiation to a respective non-overlapping keyboard region for lighting key pads in the respective non-overlapping keyboard region. Each of the non-overlapping regions includes fewer than all of the plurality of keypads.Type: ApplicationFiled: October 3, 2008Publication date: August 27, 2009Applicant: MINEBEA CO., LTD.Inventors: Toshisada Takeda, Wataru Kudo
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Publication number: 20090215353Abstract: An object is to reduce effects of emission luminance change of the a light emitting body which exhibits blue light emission (a blue-light emitting body) by electric field excitation, that is, a blue-light emitting body which is applicable to an inorganic EL element on the chromaticity coordinates of the light it emits. Further, another object is to improve the repeatability of images displayed on a light emitting device including the inorganic EL element and to realize stable display with the light emitting device which is hardly affected by luminance change. In a method for manufacturing an inorganic EL blue-light emitting body, a sulfide light emitting body, an additive, and a copper compound are mixed and the obtained mixture is baked at 600° C. or more and 1000° C. or less, whereby the sulfide light emitting body can include copper sulfide (CuxS, wherein x is preferably 0.5 to 2.5) as a part of the sulfide light emitting body.Type: ApplicationFiled: February 9, 2009Publication date: August 27, 2009Applicant: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.Inventors: Junichiro SAKATA, Rie MATSUBARA
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Publication number: 20090212693Abstract: An organic electroluminescent device excellent in light emission efficiency and driving voltage, having electrodes composed of an anode and a cathode, a first organic layer arranged in contact with or adjacent to the anode between the electrodes and containing a hole transporting polymer compound and a second organic layer arranged in contact with the first organic layer between the first organic layer and the cathode and containing an electron transporting polymer compound, wherein the hole transporting polymer compound and the electron transporting polymer compound are regulated by specific parameters, at least one of the first organic layer and the second organic layer contains a light emitting material regulated by specific parameters, and light of specific color is emitted from the first organic layer or from the first organic layer or the second organic layer.Type: ApplicationFiled: September 10, 2007Publication date: August 27, 2009Applicants: Sumitomo Chemical Company, Limited, Sumation Co., Ltd.Inventor: Takeshi Yamada
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Publication number: 20090206735Abstract: The present invention relates to light-emitting devices and novel emitter materials as well as emitter systems and, in particular, organic light-emitting devices (OLEDs). In particular, the invention relates to the use of luminescent complexes as emitters in such devices.Type: ApplicationFiled: April 12, 2007Publication date: August 20, 2009Applicant: UNIVERSITAET REGENBURGInventors: Hartmut Yersin, Uwe Monkowius, Rafal Czerwieniec
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Publication number: 20090206750Abstract: An electroluminescence apparatus (10, 10?, 10?) having a layer sequence (12, 13, 14), which is arranged on a substrate (15) and has two electrode layers (12, 14), and an optically active dielectric intermediate layer (13) which is located between the electrode layers (12, 14) and is prepared by detachably applying the layer sequence (12, 13, 14) to an auxiliary mount (11) and adhesively applying the layer sequence (12, 13, 14) to the substrate (15) with the face which faces away from the auxiliary mount (11) of the layer sequence (12, 13, 14) which is located on the auxiliary mount (11) and detaching the auxiliary mount (11) from the layer sequence (12, 13, 14), which adheres to the substrate (15).Type: ApplicationFiled: April 30, 2007Publication date: August 20, 2009Applicant: SST Smart Surface Technology AGInventors: Heidi Knechtli, Emil Enz
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Publication number: 20090207584Abstract: A backlight module disposed under a display panel and close to a polarizer on a lower surface of the display panel is provided. The backlight module has an illumination module and an optical film disposed above the illumination module. The optical film has a lower layer and an upper layer attached to the lower layer. The upper layer is close to the polarizer and has a plurality of first micro-protrusion structures formed on an upper surface thereof. The lower layer has a plurality of second micro-protrusion structures with various heights formed on an upper surface thereof. The higher second micro-protrusion structures support the upper layer, so as to form a gap with various dimensions between the upper layer and the lower layer.Type: ApplicationFiled: November 7, 2008Publication date: August 20, 2009Applicant: Coretronic CorporationInventors: Tzeng-Ke Shiau, Ching-Shiang Li, Wen-Bin Chou, Chih-Jen Tsang
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Publication number: 20090203285Abstract: A method for producing a light-emitting device including an acceptor substrate as a base includes ejecting functional liquids containing organic functional materials into target sites on a donor substrate; removing a solvent from the functional liquids to form organic functional layers containing the organic functional materials in the target sites; disposing the donor substrate such that the organic functional layers are positioned opposite the acceptor substrate; and transferring the organic functional layers onto the acceptor substrate by heating the organic functional layers under a reduced pressure with the donor substrate disposed opposite the acceptor substrate.Type: ApplicationFiled: January 26, 2009Publication date: August 13, 2009Applicant: SEIKO EPSON CORPORATIONInventor: Hidekazu KOBAYASHI
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Publication number: 20090200916Abstract: There are provided cold cathode fluorescent lamp with high quality and high reliability and method of manufacturing the cold cathode fluorescent lamp, the cold cathode fluorescent lamp making it possible to reduce the amount of a portion on which a sputter phenomenon occurs thereby reducing the discharge start-up time in the cold cathode fluorescent lamp, and to maintain stable discharge for a long period of time thereby improving the dark start-up characteristic as well as high luminance and long life properties.Type: ApplicationFiled: November 18, 2008Publication date: August 13, 2009Inventor: Hisashi Migita
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Publication number: 20090190078Abstract: The present invention relates to a flat-panel display member, including at least an anti-reflection layer, an electrically conductive layer and a transparent resin layer, having the anti-reflection layer disposed on a first face of the electrically conductive layer, and having the transparent resin layer disposed on a second face on the other side of the first face of the electrically conductive layer, wherein a peripheral portion of the above flat-panel display member has an electrode reaching the above electrically conductive layer or the above transparent resin layer from the outermost surface of said first face side. The present invention provides a flat-panel display member capable of being produced with good production efficiency and excellent in electromagnetic wave shielding performance and visibility, and its manufacturing method.Type: ApplicationFiled: August 23, 2006Publication date: July 30, 2009Applicant: TORAY INDUSTRIES, INC.Inventors: Yuko Mikami, Takayoshi Kirimoto, Keiji Iwanaga, Toru Matsumoto, Junichi Suga
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Publication number: 20090186552Abstract: It is possible to manufacture a highly reliable image display device capable of proceeding with resin cure even in the case where a protective panel is provided with a light shielding portion. A liquid crystal display unit 2 having a liquid crystal display panel 8 and a light transmissive protective panel 3 having a light shielding portion 5 are disposed face to face, a resin composition 10 is interposed between the liquid crystal display unit and the protective panel, and the resin composition is cured into a cured resin layer 11. As the resin composition 10, a light-heat-curing resin composition and containing a photopolymerization initiator and organic peroxide of thermal polymerization initiator is used. In curing the resin composition 10, cure by light (ultraviolet rays) irradiation is performed until a cure ratio of the resin composition becomes 30% or more and thereafter thermal cure is performed.Type: ApplicationFiled: July 16, 2008Publication date: July 23, 2009Applicant: SONY CHEMICAL & INFORMATION DEVICE CORPORATIONInventors: Yoshihisa Shinya, Kenji Kamiya, Yusuke Kamata
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Publication number: 20090184637Abstract: A dispersion-type EL element is a dispersion-type electroluminescent element with at least a transparent coating layer, a transparent conductive layer, a phosphor layer, a dielectric layer and a rear electrode layer sequentially formed on a base film surface. The transparent coating layer can be peeled off the surface of the base film. The transparent conductive layer is formed by applying a coating liquid composed mainly of conductive oxide particles and a binder on a surface of the transparent coating layer, applying compression processing to the applied layer and then curing the compressed layer.Type: ApplicationFiled: June 26, 2006Publication date: July 23, 2009Applicant: Sumitomo Metal Mining Co., Ltd.Inventors: Masaya Yukinobu, Yuki Murayama, Yasuo Tsukui
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Publication number: 20090179552Abstract: A light emitting composition includes a light-emitting lumophore-functionalized nanoparticle, such as an organic-inorganic light-emitting lumophore-functionalized nanoparticle. A light emitting device includes an anode, a cathode, and a layer containing such a light-emitting composition. In an embodiment, the light emitting device can emit white light.Type: ApplicationFiled: November 6, 2008Publication date: July 16, 2009Inventors: JESSE FROEHLICH, HYUN SIK CHAE, AMANE MOCHIZUKI, SHENG LI, GHASSAN JABBOUR
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Publication number: 20090181594Abstract: A method for manufacturing a field emission element includes the following steps. The insulating substrate is provided. At least one grid, a first electrode and a second electrode are formed on the insulating substrate. The first and second electrodes are within the grid. The insulating substrate having at least one grid, the first electrode and the second electrode is covered with a carbon nanotube structure. The carbon nanotube structure includes a plurality of carbon nanotubes successively extended from the second electrode to the first electrode. The carbon nanotubes between the first electrode and the second electrode are cut to form a plurality of substantially parallel electron emitters in the at least one grid. One end of each electron emitter is electrically connected to the second electrode and opposite end of each electron emitter faces towards the first electrode.Type: ApplicationFiled: January 9, 2009Publication date: July 16, 2009Applicants: TSINGHUA UNIVERSITY, HON HAI PRECISION INDUSTRY CO., LTD.Inventors: PENG LIU, LIANG LIU, KAI-LI JIANG, SHOU-SHAN FAN
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Publication number: 20090175026Abstract: The invention relates to a self-cleaning lighting device comprising a light source and a wall, which permits a portion of at least the radiation emitted by said source to pass therethrough and which is covered, over a portion of at least one of its two faces, by a photocatalytically active layer. The invention is characterized in that under the weakest illumination conditions, the photocatalytic activity of said layer is high enough for degrading and reducing organic soilings into easily eliminable particles that do not adhere to said layer, and/or for conferring a hydrophilic character to this layer. The invention also relates to a method for producing the aforementioned device, a translucent wall provided for this device, and to the use of the device for lighting tunnels, public lighting, airport runway lighting, indoor lighting or for headlamps or indicator lights of transportation vehicles.Type: ApplicationFiled: January 7, 2005Publication date: July 9, 2009Applicant: SAINT-GOBAIN GLASS FRANCEInventors: Lethicia Gueneau, Christian Bouigeon, Hugues Tariel, Mauricette Rondet
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Publication number: 20090167145Abstract: There is disclosed an electroluminescent device (200; 300; 400; 500) in which a phosphor (6) is deposited in gaps (3) between electrodes (2a, 2b). The deposition of phosphor on top of the electrodes is minimised as phosphor on top of the centre of an electrode will not experience a significant electrical field and thus will not usefully emit light. Some embodiments improve the efficiency with which phosphor is utilised during manufacture. In some embodiments (400; 500) the electrodes and phosphor may be on opposite sides of a substrate (1). In some embodiments (100), the phosphor has a sufficiently high dielectric strength that a dielectric layer between the phosphor and the electrodes is not required.Type: ApplicationFiled: March 16, 2007Publication date: July 2, 2009Applicant: Brunel UniversityInventors: Rob Withnall, Jack Silver, George Fern, Peter Evans, David Harrison
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Publication number: 20090161343Abstract: There are provided a light emitting diode substrate module and a method of manufacturing the same, and a backlight unit and a method of manufacturing the same. A light emitting diode substrate module according to an aspect of the invention includes: a metal plate; an insulating film having a predetermined thickness and provided on an entire outer surface of the metal plate; a reflective film having a predetermined thickness and provided on an entire outer surface of the insulating film; and at least one light emitting diode package electrically connected to a driving circuit provided on the reflective film by pattern printing. Unnecessary material costs can be avoided by forming a predetermined driving circuit by pattern printing, and optical characteristics can be improved by stably maintaining reflection characteristics.Type: ApplicationFiled: October 2, 2008Publication date: June 25, 2009Inventors: Jung Kyu PARK, Seong Ah Joo, Seung Hwan Choi
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Publication number: 20090154195Abstract: A white light-emitting device 1 includes a semiconductor light-emitting element 2 emitting ultraviolet light or violet light, and a light-emitting unit 10 which includes three or more kinds of visible light-emitting phosphors 9 and emits white light when excited by the light from the semiconductor light-emitting element 2. The emission spectrum of the light-emitting unit 10 has peaks in a blue region of not less than 440 nm nor more than 460 nm, a green region of not less than 510 nm nor more than 530 nm, and a red region of not less than 620 nm nor more than 640 nm, and the three or more kinds of visible light-emitting phosphors 9 are bound together with a binder in advance.Type: ApplicationFiled: September 28, 2006Publication date: June 18, 2009Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MATERIALS CO., LTD.Inventors: Tsutomu Ishii, Yasuhiro Shirakawa, Hajime Takeuchi, Yasumasa Ooya, Ryo Sakai
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Publication number: 20090156084Abstract: Disclosed is a light emitting device manufacturing apparatus including a plurality of processing chambers for performing a substrate processing for forming, on a target substrate, a light emitting device having multiple layers including an organic layer, wherein each of the plurality of processing chambers is configured to perform a substrate process on the target substrate while maintaining the target substrate such that its device forming surface, on which the light emitting device is to be formed, is oriented toward a direction opposite to a direction of gravity.Type: ApplicationFiled: June 13, 2007Publication date: June 18, 2009Applicants: TOKYO ELECTRON LIMITED, NATIONAL UNIVERSITY CORPORATION TOHOKU UNIVERSITYInventors: Yasushi Yagi, Shingo Watanabe, Toshihisa Nozawa, Chuichi Kawamura, Kimihiko Yoshino, Tadahiro Ohmi
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Publication number: 20090149105Abstract: The invention relates to a method for manufacturing a color filter and/or a black matrix, wherein a liquid is deposited on a substrate with the aid of an inkjet printhead, wherein the position of the liquid deposition is determined in that a matrix structure of luminous elements is arranged under the substrate, wherein one or a group of luminous elements of the matrix of luminous elements is switched on, so that they light up, wherein the position of the luminous element or the group of luminous elements is observed, and wherein the position of the liquid deposition is determined depending on the observed position of the at least one luminous element or the group of luminous elements. In addition, the invention relates to an apparatus for carrying out the method and to a color filter and/or black matrix obtained with the aid of such a method utilizing such an apparatus.Type: ApplicationFiled: November 3, 2006Publication date: June 11, 2009Applicant: OTB Group B.V.Inventors: Rutger Willem F. Smits, Bas Jan E. Van Rens, Marinus Franciscus J. Evers
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Publication number: 20090146563Abstract: A plasma display panel has a screen (50) composed of a plurality of cells and a dielectric layer (17) across the entirety of the screen, and each cell includes a discharge space (31) filled with a discharge gas, a pair of electrodes (X, Y) for causing discharge in the discharge space (31), and a dielectric that is part of the dielectric layer (17) and that is interposed between the discharge space (31) and the electrodes (X, Y). The dielectric layer (17) has such a distribution of thickness that the dielectric layer is thinnest at the central portion of the screen and is gradually growing from the central portion of the screen toward the peripheral portions of the screen. The distribution of thickness in the dielectric layer makes the variation in the discharge delay between cells prominent, thereby relaxing the concentration of the discharge current.Type: ApplicationFiled: April 28, 2006Publication date: June 11, 2009Inventor: Toshiyuki Nanto
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Publication number: 20090134759Abstract: Ceramic HID lamps with improved thermal management having an adherent infrared reflective coating layer located on the outer surface of the vessel are described. They include a coating of a nonmetallic material proximate the first and second end portions of the vessel. Such coatings can minimize temperature gradients during lamp operation. Methods for preparing such lamps with improved thermal management are described as well.Type: ApplicationFiled: November 28, 2007Publication date: May 28, 2009Inventors: Preeti Singh, Mohamed RAHMANE, Venkat Subramaniam VENKATARAMANI, Balasubramaniam VAIDHYANATHAN, Gregory Michael GRATSON, Sheela Kollali RAMASESHA, Mohandas NAYAK
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Publication number: 20090134793Abstract: A lamp, such as a halogen lamp, includes a bulb which is sealed to define an interior chamber. An emitter, such as a filament, is disposed within the interior chamber which, during operation of the lamp, emits radiation in the visible and infrared regions of the spectrum. An optical grating, generally spaced from the emitter, is positioned to intercept radiation from the emitter. The optical grating reflects infrared radiation and transmits visible radiation therethrough. In this way, the output of the lamp in the visible range can be increased as compared with an otherwise identical lamp formed without the grating.Type: ApplicationFiled: November 28, 2007Publication date: May 28, 2009Inventors: Geza Z. Cseh, Peter L. Nagy, Ferenc Fazekas
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Publication number: 20090134768Abstract: An electron emission device includes: a substrate; a cathode on the substrate; one or more electron emission regions electrically connected with the cathode; an insulation layer between the cathode and a gate electrode formed on the insulation layer; and a resistance layer electrically connected to the cathode and the one or more electron emission regions. Here, the resistance layer includes a boron nitride-based material.Type: ApplicationFiled: November 28, 2008Publication date: May 28, 2009Inventors: Young-Chul Choi, Jong-Hwan Park
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Publication number: 20090134797Abstract: In a halogen-metal vapor lamp having a ceramic housing (2) and a current lead-through conductor (3) arranged in the ceramic housing, the glazed part of the current lead-through conductor (3) is a niobium alloy doped with phosphorus, in particular with 50 ppm to 0.5 wt. % phosphorus. The glazed part of the current lead-through conductor (3) preferably has inside the ceramic vessel (2) a shielding (4) from halides, which is connected to a tungsten electrode. The glazed part of a current lead-through conductor (3) in the form of a pin having a length of 5 to 30 mm and a diameter of 0.2 to 2 mm is a niobium alloy doped with phosphorus. For the glazing of current lead-through conductors in a ceramic burner, a current lead-through conductor made of a niobium alloy temperature-stabilized with phosphorus is glazed.Type: ApplicationFiled: September 24, 2008Publication date: May 28, 2009Applicant: W.C. Heraeus GmbHInventor: Bernd Spaniol
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Publication number: 20090128020Abstract: An organic electroluminescent device includes partition walls dividing a region into a first region, a second region and a third region, a first organic layer disposed in the first region, a second organic layer disposed in the second region, and a third organic layer disposed in the third region. The first region includes a plurality of effective pixels involved in light emission, continuously disposed along a first aligning axis. Each effective pixel includes an effective pixel electrode, a common electrode, and the first organic layer between the effective pixel electrode and the common electrode. The second region and the third region oppose each other with the first region therebetween, and the first region, the second region and the third region are aligned along the first aligning axis.Type: ApplicationFiled: November 17, 2008Publication date: May 21, 2009Applicant: SEIKO EPSON CORPORATIONInventors: Shuichi TAKEI, Toru NIMURA, Masahiro UCHIDA
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Publication number: 20090128014Abstract: An organic EL display device includes a substrate, a plurality of first electrodes formed on the substrate, a plurality of partition walls for sectioning the first electrodes and for locating the first electrodes in different pixels, a hole transport layer including an inorganic layer, the hole transport layer formed on the first electrode, an organic light emitting layer formed on the hole transport layer, and a second electrode covering an entire surface of the hole transport layer with the organic light emitting layer.Type: ApplicationFiled: September 16, 2008Publication date: May 21, 2009Applicant: Toppan Printing Co.Inventor: Eiichi Kitazume
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Publication number: 20090128741Abstract: A backlight module, a liquid crystal display using the backlight module, and a manufacturing method thereof are provided. The backlight module includes a bottom plate, a plurality of light source sets and at least one partition wall. A plurality of lighting areas is formed on the bottom plate and light source sets are disposed on the lighting areas, respectively. The partition wall is disposed on the bottom plate and between each two adjacent lighting areas to fully or partially block/reflect the light emitted from the lighting areas. The partition wall includes a first light-penetrable wall and a light reflective layer formed on a wall surface of first light-penetrable wall. The light reflective layer is erected on the bottom plate through the support provided by the first light-penetrable wall and its wall surface.Type: ApplicationFiled: November 7, 2008Publication date: May 21, 2009Applicant: AU OPTRONICS CORPORATIONInventors: Ci-Guang Peng, Shin-Chin Tseng, Chih-Kuang Chen, Chung Peng
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Publication number: 20090128742Abstract: The present invention relates to a manufacturing method for a phosphor suspension to be applied to an inner surface of a glass bulb of a fluorescent lamp, and a fluorescent lamp manufactured with use of the phosphor suspension. The method comprising the steps of kneading a mixture (38) of a small amount of solvent (32) including a thickening agent and a phosphor powder (30), and agitating the mixture after adding a solvent (40) including a thickening agent and a binding agent, and a metal compound as a coating agent (42) to the mixture. The fluorescent lamp pertaining to the present invention includes a phosphor layer formed by applying the phosphor suspension manufactured by the above-described method to the inner surface of the glass bulb, drying the suspension, and baking the suspension. Since the method pertaining to the present invention comprises the step of kneading, the phosphor particles included in the formed phosphor layer are densely arranged.Type: ApplicationFiled: July 12, 2006Publication date: May 21, 2009Inventors: Nozomu Hashimoto, Kazuhiro Matsuo, Katsumi Itagaki, Mitsuharu Kawasaki, Hiroyuki Arata, Yuko Habuta
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Publication number: 20090121618Abstract: A composition for ink jet printing an opto-electrical device, the composition comprising: an electroluminescent or charge transporting organic material; and a high boiling point solvent having a boiling point higher than water.Type: ApplicationFiled: May 19, 2006Publication date: May 14, 2009Inventors: Peter J. Lyon, Julian Carter, Colin Creighton, Haydn Gregory
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Publication number: 20090122569Abstract: A vehicle light can have a simple configuration for easily determining whether or not a coating, such as an anti-fog coating and a hard coating, has been applied to a lens. A manufacturing method of such a vehicle light is also disclosed. The vehicle light can include a housing opened in an illumination direction, a light source disposed within the housing, a reflecting surface disposed within the housing and configured to reflect light from the light source to the illumination direction, and an outer lens disposed so as to hermetically close the front open end of the housing. The outer lens can have an inner surface and an outer surface, at least one of which including a coating for surface treatment. The outer lens can further have a first area which is subjected to a texturing process on the inner surface and/or the outer surface, with at least part of the first area including the coating for surface treatment.Type: ApplicationFiled: September 29, 2008Publication date: May 14, 2009Inventors: Motoyasu Ishizu, Kazuo Yoshikawa
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Publication number: 20090115321Abstract: An organic electroluminescent device includes a substrate; a plurality of light-emitting elements, each including an organic light-emitting layer held between a pair of electrodes; a display region which overlaps the substrate in plan view and in which the light-emitting elements are disposed; a first connection line which is disposed around the display region and is connected to one of the pair of electrodes and on which a transparent conductive layer is disposed; and a gas barrier layer covering end and top surfaces of the first connection line and top surfaces of the light-emitting elements.Type: ApplicationFiled: September 11, 2008Publication date: May 7, 2009Applicant: SEIKO EPSON CORPORATIONInventor: Kenji Hayashi
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Publication number: 20090103024Abstract: A dual view display structure and a method for producing the same are provided. First, a display panel is provided. Then, a patterned barrier layer is formed on a transparent substrate. The transparent substrate with the patterned barrier layer is attached to the display panel. Because there is a gap between the display panel and the patterned barrier layer, a liquid transparent material is injected into the gap to form a transparent material layer to fill the gap. The invention can not only increase the viewing angles of the dual view display, but also increase the production yield.Type: ApplicationFiled: October 13, 2008Publication date: April 23, 2009Applicant: AU Optronics Corp.Inventors: Wei-Hung KUO, Weng-Bing CHOU, Tsung-Chin CHENG, Chih-Jen HU, Feng-Yuan GAN
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Publication number: 20090104835Abstract: The present invention provides a method of manufacturing a light-emitting device and an evaporation donor substrate, by which the precision of patterning of an EL layer of each color can be improved in manufacture of a full color flat panel display using emission colors of red, green, and blue. A first substrate which includes a reflective layer including an opening portion, a heat insulating layer including an opening portion in a position overlapped with the opening portion of the reflective layer over the reflective layer, a light absorption layer covering the opening portion of the reflective layer and the opening portion of the heat insulating layer over the heat insulating layer, and a material layer over the light absorption layer is used. While one surface of the first substrate is disposed close to a deposition target surface of a second substrate, the first substrate is irradiated with light from the other surface of the first substrate.Type: ApplicationFiled: October 21, 2008Publication date: April 23, 2009Inventors: Tomoya Aoyama, Yosuke Sato, Kohei Yokoyama, Rena Takahashi
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Publication number: 20090096375Abstract: A PDP, which has a plurality of display electrodes formed therein, and is provided with a front plate in which the display electrodes are covered with a first dielectric layer and a protective film and a back plate having a plurality of address electrodes that are formed in a direction orthogonal to the display electrode, and covered with a second dielectric layer (backing dielectric layer, is designed so that the protective film has a structure in which grain-state crystals are aggregated and a grain size of the crystals is large, with a void between adjacent crystals being formed with a small size.Type: ApplicationFiled: April 7, 2006Publication date: April 16, 2009Inventors: Hideki Yamashita, Takafumi Okuma, Hiroshi Hayata, Yoshimasa Takii, Hirokazu Nakaue, Tadashi Kimura, Masaharu Terauchi
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Publication number: 20090096371Abstract: A top-emission-type organic EL display device which exhibits uniform screen brightness is realized by preventing a voltage drop of an upper electrode formed of a transparent conductive film. Pixels each of which is sandwiched between an upper electrode and a lower electrode are arranged in a matrix array to form a display region. An auxiliary electrode extends in the lateral direction between the pixels and the pixels for preventing a voltage drop of the upper electrode. A current supply line which supplies an electric current to the upper electrode and the auxiliary electrodes are made conductive with each other by forming a through hole in an insulation layer. To ensure reliability of connection at the through hole, a contact electrode made of metal which overlaps with the auxiliary electrode is formed on the through hole by vapor deposition.Type: ApplicationFiled: October 10, 2008Publication date: April 16, 2009Inventors: Noriharu Matsudate, Takeshi Ookawara
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Publication number: 20090096363Abstract: An electroluminescent device comprising: a first charge carrier injecting layer for injecting positive charge carriers; a second charge carrier injecting layer for injecting negative charge carriers; and a light-emissive layer located between the charge carrier injecting layers and comprising a mixture of: a first component for accepting positive charge carriers from the first charge carrier injecting layer; a second component for accepting negative charge carriers from the second charge carrier injecting layer; and a third, organic light-emissive component for generating light as a result of combination of charge carriers from the first and second components; at least one of the first, second and third components forming a type II semiconductor interface with another of the first, second and third components.Type: ApplicationFiled: October 7, 2008Publication date: April 16, 2009Applicant: Cambridge Display Technology Ltd.Inventors: Jeremy Henley Burroughes, Richard Henry Friend, Christopher John Bright, David John Lacey, Peter Devine
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Publication number: 20090093181Abstract: A method of manufacturing a carbon nanotube field emission device whereby a catalyst layer is formed on a base structure, a solution containing a carbon nanotube powder is coated on the catalyst layer, and an electroless deposition solution is coated on the carbon nanotube coating layer. The method can provide a carbon nanotube field emission device having an improved field emission efficiency and increased lifetime.Type: ApplicationFiled: June 7, 2005Publication date: April 9, 2009Inventors: Yong-Wan Jin, Chang-Ho Noh
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Publication number: 20090085460Abstract: A fluorescent display device includes a housing having with a glass substrate and a circuit board adhered to the inner surface of the glass substrate of the housing. The circuit board includes an anode formed of multiple anode conductors, control elements for controlling the anode conductors and a phosphor layer formed on the anode conductors. The fluorescent display further includes an electron source formed above the anode in the housing, from which electrons are bombarded to the phosphor layer corresponding to the anode conductors selected by the control elements so that a desired display can be obtained. An aluminum thin film with the aluminum area ratio within a range from 30 to 60% is formed on the inner surface of the glass substrate and the circuit board is fixed to the aluminum thin film via a die-bond material.Type: ApplicationFiled: September 15, 2008Publication date: April 2, 2009Applicant: Futaba CorporationInventors: Keita Abe, Sadao Takano, Yusuke Yasuoka
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Publication number: 20090079330Abstract: The invention provides a method of producing an organic electroluminescent device comprising applying a composition containing an organic electroluminescent compound onto multiple electrodes to form an organic electroluminescent layer on each of the electrodes, wherein the substrate on which the composition is applied is a substrate with the portions between electrodes and/or the surface of the electrodes having been subjected to water-repellent treatment. By using this method, deterioration of a device and reduction in performance due to existence of an insulating layer which is indispensable for segregation of each polymer light-emitting compound in conventional process of applying polymer light-emitting compounds can be avoided.Type: ApplicationFiled: April 20, 2006Publication date: March 26, 2009Applicant: SHOWA DENKO K.K.Inventor: Tamami Koyama
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Publication number: 20090079325Abstract: A fluorescent lamp according to the present invention includes: a glass tube 1 in which mercury and a rare gas are enclosed; a protective film 3 that is attached so as to cover an inner face of the glass tube 1; and a phosphor layer 4 that is laminated on the protective film 3. The protective film 3 has a thickness of 0.5 ?m to 3 ?m. Further, the protective film 3 is formed of inorganic particles and has a volume ratio of 0.1 to 0.5. Preferably, the inorganic particles are of at least one selected from the group consisting of aluminum oxide, silicon dioxide, magnesium oxide, zinc oxide, titanium oxide, cerium oxide, yttrium oxide, and calcium halophosphate.Type: ApplicationFiled: May 29, 2006Publication date: March 26, 2009Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.Inventors: Yoshio Manabe, Fumihiro Inagaki, Shogo Toda, Masaaki Hama
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Publication number: 20090068351Abstract: The invention provides a method for suppressing insufficient spread of droplets or mixing of the droplets in neighboring regions when a liquid material is disposed in the regions on a substrate by ejecting the droplets composed of the liquid material. In addition, for a display device, the structure in which insufficient spread of droplets or mixing of the droplets in neighboring regions can be suppressed and the manufacturing method therefor are provided. To accomplish the above, substantially square regions can be formed by a partition provided on a substrate. In each region, among internal surfaces and of the partition surrounding this region, the internal surfaces forming the long sides of the region have irregularities. In addition, the distance between parts of the partition opposing each other with one of regions provided therebetween is increased and decreased along the long side of the region. Furthermore, along the long side of the region, the width of the partition will be increased and decreased.Type: ApplicationFiled: August 25, 2008Publication date: March 12, 2009Applicant: Seiko Epson CorporationInventors: Tatsuya Ito, Satoru Katagami, Tomomi Kawase
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Publication number: 20090061724Abstract: A method of making a top-emitting LED device, including providing, over a substrate, a laterally spaced and optically opaque lower electrode and an upper electrode buss that is electrically insulated from the lower electrode; depositing material forming an EL medium structure over the lower electrode and the upper electrode buss; depositing, over the EL medium structure, a first light-transmissive upper electrode that protects the EL medium structure from particulate contamination; and selectively removing most of the EL medium structure over a selective portion of the upper electrode buss.Type: ApplicationFiled: September 4, 2007Publication date: March 5, 2009Inventors: Ronald S. Cok, Mitchell S. Burberry, Donald R. Preuss
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Publication number: 20090058297Abstract: A protecting layer is formed of a magnesium oxide layer and electron emission promoting material formed on the magnesium oxide layer. The electron emission promoting material may be patterned on the magnesium oxide layer, or may be sprayed and heat-treated on the surface of the magnesium oxide layer. The protecting layer exhibits excellent electron emission characteristics while not being substantially damaged by plasma ions, thereby improving the reliability of a PDP.Type: ApplicationFiled: September 2, 2008Publication date: March 5, 2009Applicant: SAMSUNG SDI CO., LTD.Inventors: Min-Suk Lee, Jong-Seo Choi, Suk-Ki Kim, Dong-Hyun Kang, Yuri Matulevich, Jae-Hyuk Kim, Soon-Sung Suh, Hee-Young Chu
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Publication number: 20090039766Abstract: A light-emitting diode (1) has a first electrode (3), a second electrode (4) and a light-emitting layer (5). A layer (6) of an ion receptor (CR) is positioned between the first electrode (3) and the light-emitting layer (5). Immobile ions of a second charge are positioned between the second electrode (4) and the first electrode (3). The immobile ions initially had counterions of a first charge. The layer (6) has captured the counterions, thereby forming a concentration of immobilized ions at the first electrode (3). The ion gradient provide for injection of electrons (e) and holes (h) resulting in emission of light (L). A diode (1) is manufactured by exposing a laminate (2) of the above structure to a forward bias making the ion receptor (CR) capture the counterions.Type: ApplicationFiled: January 16, 2006Publication date: February 12, 2009Applicant: KONINKLIJKE PHILIPS ELECTRONICS, N.V.Inventors: Eduard Johannes Meijer, Eric Alexander Meulenkamp, Ralph Kurt, Steve Klink
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Publication number: 20090033200Abstract: The invention relates to a barrier layer provided on the electrode assembly of a discharge lamp comprising at least a layer of nanoclusters of a non-oxidizing material. Further, the invention relates to an electrode assembly for a discharge lamp comprising an electrode having a foil attached thereto to create an electrode assembly, the assembly being coated with a multi-layer coating comprising at least a layer of non-oxidizing material in the form of nanoclusters, and at least another layer of non-oxidizing material, such that the total coating thickness is up to 1500 nm.Type: ApplicationFiled: August 1, 2007Publication date: February 5, 2009Inventor: Deeder M. Aurongzeb
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Patent number: 7473150Abstract: A method is provided for forming a ZnO Si N—I—N EL device. The method comprises: forming an n-doped Si layer; forming a Si oxide (SiO2) layer overlying the n-doped Si layer; forming an n-type ZnO layer overlying the SiO2 layer; and, forming an electrode overlying the ZnO layer. The electrode can be a transparent material such as indium tin oxide, zinc oxyfluoride, or a conductive plastic. The n-doped Si layer can be polycrystalline or single-crystal Si. In some aspects, the Si oxide layer has a thickness in the range of 1 to 20 nm. More preferably, the thickness is 2 to 5 nm. The ZnO layer thickness is in the range of 10 to 200 nm.Type: GrantFiled: May 6, 2005Date of Patent: January 6, 2009Assignee: Sharp Laboratories of America, Inc.Inventors: Sheng Teng Hsu, Yoshi Ono
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Publication number: 20090001869Abstract: A light-emitting device (1) includes a substrate (10), a light-emitting element (12) that is mounted on the substrate (10) and includes a luminous region (12b) and a nonluminous region (12a), and a phosphor layer (13) that is formed to cover the light-emitting element (12). The thickness of the phosphor layer (13a) located on the nonluminous region (12a) is smaller than that of the phosphor layer (13b) located on the luminous region (12b). The light-emitting device (1) can suppress nonuniform luminescent color.Type: ApplicationFiled: May 11, 2006Publication date: January 1, 2009Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.Inventors: Noriyasu Tanimoto, Toshifumi Ogata, Satoshi Shida, Hiroyuki Naito
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Patent number: 7462090Abstract: A method for detecting radiation is disclosed that includes forming a detector having a photocathode (22) with a protective layer (22c) of cesium, oxygen and fluorine; a microchannel plate (MCP) (24); and an electron receiver (26). Radiation is received at the photocathode (22). The photocathode (22) discharges electrons (34) in response to the received photons. Discharged electrons (34) are accelerated from the photocathode (22) to the input face (24a) of the microchannel plate (24). The electrons (34) are received at the input face (24a) of the microchannel plate (24). A cascade of secondary emission electrons (36) is generated in the microchannel plate (24) in response to the received electrons (34). The secondary emission electrons (36) are emitted from the output face (24b) of the microchannel plate (24). Secondary emission electrons (36) are received at the electron receiver (26). An output characteristic of the secondary emission electrons (36) is produced.Type: GrantFiled: March 16, 2001Date of Patent: December 9, 2008Assignee: Northrop Grumman Guidance and Electronics Company, Inc.Inventors: Joseph P. Estrera, Adriana Giordana, John W. Glesener