Patent application number | Description | Published |
20100123389 | LIGHT-EMITTING COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE - A light-emitting compound includes two or more carbazole skeletons each having two or more fluorine atoms at 2-, 4-, 5- and 7-positions, the carbazole skeleton represented by the formula (1): | 05-20-2010 |
20100244002 | ORGANIC LIGHT-EMITTING DIODE - An organic light-emitting diode includes an anode and a cathode separately arranged from each other, and an emission layer between the anode and the cathode, the emission layer including a single host material and a light-emitting material, the emission layer including, when the host material has a hole transport property, a doped region on a cathode side to which an electron transport material is doped and an undoped region on an anode side to which an electron transport material is not doped, or the emission layer including, when the host material has an electron transport property, a doped region on an anode side to which a hole transport material is doped and an undoped region on a cathode side to which a hole transport material is not doped. | 09-30-2010 |
20110057180 | ORGANIC LIGHT-EMITTING DIODE - According to one embodiment, an organic light-emitting diode includes an anode and a cathode arranged apart from each other, an emission layer, arranged between the anode and cathode, containing a host material of polyvinyl(2,7-difluorocarbazole), a blue-emitting phosphorescent material, and an electron transport material, and a hole transport layer of polyvinylcarbazole arranged adjacent to the emission layer on an anode side. | 03-10-2011 |
20110057558 | ORGANIC LIGHT-EMITTING DIODE - An organic light-emitting diode includes an anode and a cathode arranged apart from each other, and an emissive layer arranged between the anode and the cathode and containing a host material and an emitting dopant, the host material containing a plurality of indole skeletons represented by the general formula (1): | 03-10-2011 |
Patent application number | Description | Published |
20090020773 | SEMICONDUCTOR LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a semiconductor light emitting device. The method includes: mounting a semiconductor light emitting element on a flat substrate; covering the semiconductor light emitting element on the flat substrate by a cover layer in a domed shape to form a light emitting device, the cover layer including at least a phosphor layer and a coating resin layer that are laminated in order, so as to fill around the semiconductor light emitting element; measuring an emission condition of the light emitting device; and forming a convex lens unit on the outermost of the coating resin layer using a liquid droplet discharging apparatus to adjust an emission distribution of the light emitting device based on the measured emission condition. | 01-22-2009 |
20090021140 | LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a light emitting device. The method includes: mounting a light emitting chip on a substrate; forming a transparent resin portion and a phosphor layer by using a liquid droplet discharging apparatus, the transparent resin portion being formed in a shape of a dome and covering the light emitting chip to fill an exterior thereof on the substrate, a phosphor layer containing phosphor and being formed on an exterior of the transparent resin portion close to at least a top side thereof; and forming a reflecting layer at a position exterior of the transparent resin portion and the phosphor layer close to the substrate. | 01-22-2009 |
20110039359 | Light emitting device and method of manufacturing the same - A method of manufacturing a light emitting device. The method includes: mounting a light emitting chip on a substrate; forming a transparent resin portion and a phosphor layer by using a liquid droplet discharging apparatus, the transparent resin portion being formed in a shape of a dome and covering the light emitting chip to fill an exterior thereof on the substrate, a phosphor layer containing phosphor and being formed on an exterior of the transparent resin portion close to at least a top side thereof; and forming a reflecting layer at a position exterior of the transparent resin portion and the phosphor layer close to the substrate. | 02-17-2011 |
20110175067 | ORGANIC LIGHT-EMITTING DIODE - According to one embodiment, there is provided an organic light-emitting diode including an anode and a cathode arranged apart from each other, an emissive layer arranged between the anode and the cathode, a hole injection layer arranged between the anode and the emissive layer and including a polyethylenedioxythiophene, and a hole-transport layer arranged between the hole injection layer and the emissive layer and including a hole-transport material. The emissive layer includes a cathode side first area including a hole transport host material, an electron transport host material and an emitting dopant, and an anode side second area including the hole transport host material and no electron transport host material. | 07-21-2011 |
20110215304 | ORGANIC LIGHT-EMITTING DIODE, DISPLAY AND ILLUMINATING DEVICE - According to one embodiment, there is provided an organic light-emitting diode including an anode and a cathode arranged apart from each other, and an emissive layer interposed between the anode and the cathode and including a host material and an emitting dopant. The emitting dopant includes a copper complex represented by the formula (1): | 09-08-2011 |
20120056162 | NOVEL COMPOUND AND ORGANIC LIGHT-EMITTING DIODE, DISPLAY AND ILLUMINATING DEVICE USING THE SAME - According to one embodiment, there is provided a compound represented by Formula (1): | 03-08-2012 |
20120056163 | NOVEL COMPOUND AND ORGANIC LIGHT-EMITTING DIODE, DISPLAY AND LIGHTING DEVICE USING THE SAME - According to one embodiment, there is provided a compound represented by Formula (1): | 03-08-2012 |
20120181514 | NOVEL COMPOUND AND ORGANIC LIGHT-EMITTING DIODE, DISPLAY AND ILLUMINATING DEVICE USING THE COMPOUND - According to one embodiment, there is provided a compound represented by Formula (1): | 07-19-2012 |
20120181515 | ORGANIC LIGHT-EMITTING DIODE, DISPLAY AND ILLUMINATING DEVICE - According to one embodiment, there is provided an organic light-emitting diode including an anode and a cathode which are arranged apart from each other, and an emissive layer interposed between the anode and the cathode and including a host material and an emitting dopant. The emitting dopant includes a compound represented by the formula (1): | 07-19-2012 |
20120228585 | ORGANIC LIGHT-EMITTING DIODE, DISPLAY AND ILLUMINATING DEVICE - According to one embodiment, there is provided an organic light-emitting diode including an anode and a cathode which are arranged apart from each other, and an emissive layer interposed between the anode and the cathode and including a host material and an emitting dopant. The host material includes a polymer containing dibenzothiophene backbones represented by the following formula (1) as repeating units: | 09-13-2012 |
20120235127 | ORGANIC LIGHT-EMITTING DIODE, DISPLAY AND ILLUMINATING DEVICE - According to one embodiment, there is provided an organic light-emitting diode including an anode and a cathode which are arranged apart from each other, an emissive layer arranged between the anode and the cathode including a blue emissive layer located at the anode side and a green and red emissive layer located at the cathode side, the blue emissive layer containing a host material and a blue fluorescent dopant, and the green and red emissive layer containing a host material and a green phosphorescent dopant and/or a red phosphorescent dopant. | 09-20-2012 |
20120241725 | ORGANIC LIGHT-EMITTING DIODE, DISPLAY AND ILLUMINATING DEVICE - According to one embodiment, there is provided an organic light-emitting diode including an anode and a cathode which are arranged apart from each other, a red and green emissive layer on the anode side and a blue emissive layer on the cathode side, which are arranged to be separated from each other between the anode and the cathode, and a spacer layer which is inserted between the red and green emissive layer and the blue emissive layer, and consists of a hole transport material which prevents energy transfer from the blue emissive layer to the red and green emissive layer. The red and green emissive layer contains a host material having hole transportability, a red phosphorescent emitting dopant, and a green phosphorescent emitting dopant, and the blue emissive layer contains a host material having electron transportability and a blue fluorescent emitting dopant. | 09-27-2012 |
20130069090 | ORGANIC ELECTROLUMINESCENT DEVICE, DISPLAY AND LIGHTING INSTRUMENT - The organic electroluminescent device according to the embodiment has: anode and cathode electrodes placed apart from each other, a red and green light-emitting layer and a blue light-emitting layer, and a spacer layer having a thickness of 3 nm to 20 nm inclusive. The light-emitting layers are placed apart from each other and positioned between the electrodes. The spacer layer is positioned between the light-emitting layers, and includes a carrier transport material containing molecules capable of being oriented in the in-plane and vertical direction with an orientational order parameter of −0.5 to −0.2 inclusive. | 03-21-2013 |