Patent application number | Description | Published |
20090058291 | LIGHT-EMITTING DEVICE - A light-emitting device is provided, which includes a first substrate, a first pair of electrodes formed above the first substrate, a second substrate disposed apart from the first substrate, a second pair of electrodes formed above the second substrate, a selective permeable layer disposed between the first substrate and the second substrate, a first light-emitting layer disposed between the first substrate and the selective permeable layer, a second light-emitting layer disposed between the second substrate and selective permeable layer. The first light-emitting layer contains a first light-emitting material which emits light through an electrochemical oxidation or reduction thereof and a supporting salt. The second light-emitting layer contains a second light-emitting material which emits light through an electrochemical oxidation or reduction thereof and a supporting salt. The selective permeable layer is non-permeable or hardly permeable to the first and second light-emitting materials but permeable to the supporting salt. | 03-05-2009 |
20090220705 | METHOD FOR MANUFACTURING ORGANIC EL DISPLAY DEVICE - A method for manufacturing an organic EL display device is provided, which includes forming a first emission layer via a hole injection transport layer over a substrate having first, second and third anode electrodes formed thereon, irradiating the second and third anode electrodes with light, to remove the first emission layer selectively to expose the hole injection transport layer on the second and third anode electrodes, forming a second emission layer, on the first emission layer and on the exposed hole injection transport layer, irradiating the third anode electrode with light to remove the second emission layer selectively, to expose the hole injection transport layer on the third anode electrode, forming a third emission layer, on the second emission layer and on the exposed hole injection transport layer, and forming a cathode electrode over the first, second and third anode electrodes via at least one of the emission layers. | 09-03-2009 |
20090243484 | ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE - An organic electroluminescent display device is provided, which includes a substrate having anodes arranged thereon, a bank which defines a luminous region on the anode, an organic emitting layer formed in the luminous region, and a cathode formed on the bank and the emitting layer. A desiccant layer selectively formed on the bank with interposition of the cathode. | 10-01-2009 |
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 |
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 |
20120299482 | LIGHT EMITTING DEVICE, DISPLAY DEVICE, AND METHOD OF DRIVING ORGANIC ELECTROLUMINESCENT DEVICE - According to one embodiment, there is provided a light emitting device including an organic electroluminescent device that includes a first electrode, a light emitting layer arranged above the first electrode, and a second electrode arranged above the light emitting layer, a drive circuit that supplies a drive current between the first electrode and the second electrode to drive the organic electroluminescent device, and a drive stop circuit that stops the driving of the organic electroluminescent device when a value of the drive current falls below a predetermined value. | 11-29-2012 |
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 |