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1
WO2007023707A1
Publication/Patent Number: WO2007023707A1
Publication date: 2007-03-01
Application number: 2006316012
Filing date: 2006-08-14
Abstract: A bidirectional optical communication method and a system therefor by a bifunction organic diode which carry out light emission and light detection by means of a diode unit having organic EL and organic photodioide functions to enable bidirectional optical communication using one optical route. A first element and a second element respectively provided with light emission and light reception functions and containing organic materials are respectively used as the signal transmission unit and signal reception unit of a light-based communication means A bidirectional optical communication method and a system therefor by a bifunction organic diode which carry out light emission and light detection by means of a diode unit having organic EL and organic photodioide functions to enable bidirectional optical communication using ...more ...less
2
US20060214565A1
Publication/Patent Number: US20060214565A1
Publication date: 2006-09-28
Application number: 11/378,795
Filing date: 2006-03-16
Abstract: A top-emitting type multi-photon OLED panel comprises: an insulating substrate; a cathode formed on the insulating substrate; a plurality of organic layers laminated on the cathode; and a transparent anode formed on the top layer of the plurality of organic layers, wherein a charge generation layer is sandwiched between each organic layer. A top-emitting type multi-photon OLED panel comprises: an insulating substrate; a cathode formed on the insulating substrate; a plurality of organic layers laminated on the cathode; and a transparent anode formed on the top layer of the plurality of organic layers, wherein a ...more ...less
3
WO2006103863A1
Publication/Patent Number: WO2006103863A1
Publication date: 2006-10-05
Application number: 2006303840
Filing date: 2006-03-01
Abstract: Disclosed is a multifunction organic diode which is capable of electroluminescent display by an organic EL display
4
WO2005091376A1
Publication/Patent Number: WO2005091376A1
Publication date: 2005-09-29
Application number: 2005000560
Filing date: 2005-01-19
Abstract: An organic vertical transistor in which integration is facilitated and a short channel can be attained while increasing the on current and decreasing the off current
5
US20030053020A1
Publication/Patent Number: US20030053020A1
Publication date: 2003-03-20
Application number: 10/245,756
Filing date: 2002-09-18
Abstract: A liquid crystal display device comprises a liquid crystal layer containing a nematic liquid crystal material, first and second light-transmissive substrates which hold the nematic liquid crystal material therebetween such that liquid crystal molecules are aligned in a predetermined directions, and first and second circular electrodes which are formed on the first and second light-transmissive substrates and apply to the liquid crystal layer an electric field for controlling the orientation of the liquid crystal molecules. In particular, the first and second circular electrodes include radial light-shielding electrode lines and concentric light-shielding electrode lines, which are opposed to each other to divide the liquid crystal layer into a plurality of domains between which liquid crystal molecules are set in different tilt directions under the electric field. A liquid crystal display device comprises a liquid crystal layer containing a nematic liquid crystal material, first and second light-transmissive substrates which hold the nematic liquid crystal material therebetween such that liquid crystal molecules are aligned in a ...more ...less
6
US20030193298A1
Publication/Patent Number: US20030193298A1
Publication date: 2003-10-16
Application number: 10/389,952
Filing date: 2003-03-18
Abstract: The driving method for a matrix type organic EL element comprises the steps of selectively applying an identical scanning voltage amplitude pattern to the plurality of row direction electrodes of two or more rows in accordance with the scanning voltage amplitude pattern applied to the row direction electrodes to simultaneously scan the electrodes, separately applying a signal voltage pattern, which is applied to the column direction electrodes, to the electrodes simultaneously scanned in the row direction through two sets or more of the plurality of column direction electrodes which are independent of each other, and simultaneously scanning two or more of a plurality of scanning lines to thereby form image information to be displayed in one frame. The driving method for a matrix type organic EL element comprises the steps of selectively applying an identical scanning voltage amplitude pattern to the plurality of row direction electrodes of two or more rows in accordance with the scanning voltage amplitude pattern applied ...more ...less
7
US20030151359A1
Publication/Patent Number: US20030151359A1
Publication date: 2003-08-14
Application number: 10/364,497
Filing date: 2003-02-12
Abstract: Provided is an organic electroluminescence device which operates at a low voltage, has a uniform light emission surface, and can display high-quality images. In an organic electroluminescence device, an anode, a hole transport layer made of an organic compound, a light emitting layer made of an organic compound, and a cathode are stacked in the order named, and an electron injection layer containing a lanthanoid oxide is formed between the light emitting layer and cathode. The anode and/or cathode is made of a transparent conductive material. In another organic electroluminescence device, an anode, a hole transport layer made of an organic compound, a light emitting layer made of an organic compound, and a cathode are stacked in the order named, and an electron injection layer formed by mixing a lanthanoid metal oxide and organic compound is formed between the light emitting layer and cathode. Provided is an organic electroluminescence device which operates at a low voltage, has a uniform light emission surface, and can display high-quality images. In an organic electroluminescence device, an anode, a hole transport layer made of an organic compound, a light emitting ...more ...less
8
US20030087464A1
Publication/Patent Number: US20030087464A1
Publication date: 2003-05-08
Application number: 10/268,791
Filing date: 2002-10-11
Abstract: A method of manufacturing an organic electroluminescent device has the steps of forming a first electrode on a substrate, preparing a solution containing a hole transport organic material, an electron transport organic material and a luminescent organic material, followed by spraying the solution onto the first electrode by using a pressurized gas so as to form an organic thin film layer, and forming a second electrode on the organic thin film layer. A method of manufacturing an organic electroluminescent device has the steps of forming a first electrode on a substrate, preparing a solution containing a hole transport organic material, an electron transport organic material and a luminescent organic material, followed by ...more ...less
9
US20030193672A1
Publication/Patent Number: US20030193672A1
Publication date: 2003-10-16
Application number: 10/389,751
Filing date: 2003-03-18
Abstract: A method for measuring a relative thickness distribution of an organic thin film for use in an organic electroluminescence device comprises the steps of irradiating a predetermined region of the organic thin film with a light including an ultraviolet light, measuring the intensity of a fluorescence produced by the organic thin film in response to the light irradiation, and obtaining a film thickness of the predetermined region from the intensity of the fluorescence. Further, an apparatus for measuring a thickness distribution for use in an organic electroluminescence device has means for irradiating a predetermined region of the organic thin film with a light including an ultraviolet light, means for measuring the intensity of a fluorescence produced by the organic thin film, and means for obtaining the film thickness of the predetermined region from the intensity of the fluorescence. A method for measuring a relative thickness distribution of an organic thin film for use in an organic electroluminescence device comprises the steps of irradiating a predetermined region of the organic thin film with a light including an ultraviolet light, measuring the ...more ...less
10
US20020139986A1
Publication/Patent Number: US20020139986A1
Publication date: 2002-10-03
Application number: 10/105,277
Filing date: 2002-03-26
Abstract: The object of the present invention is to provide an organic light emitting device which can be operated at a low voltage, and when such elements are used in a display panel, a light-emitting surface which can emit light uniformly over an entire display panel can be obtained when the conditions are maintained the same. The organic light-emitting device of the present invention includes a substrate having a light transmitting property in a visible range, a first electrode having a light transmitting property in a visible range, and formed on the substrate, a layer formed on the first electrode, and configured to emit light by recombination of excitons each made of a pair of a positive hole and electron injected thereto, and a second electrode containing erbium and formed on the layer. The object of the present invention is to provide an organic light emitting device which can be operated at a low voltage, and when such elements are used in a display panel, a light-emitting surface which can emit light uniformly over an entire display panel can be obtained ...more ...less
11
US20010049030A1
Publication/Patent Number: US20010049030A1
Publication date: 2001-12-06
Application number: 09/193,500
Filing date: 1998-11-17
Abstract: An organic EL device capable of preventing a deterioration in luminous section and increasing an effective area of a luminous section and current gain thereof. The organic EL device includes at least one first electrode made of a transparent electrode material, at least one luminous section made of an organic EL material and formed on the first electrode, and at least one second electrode formed on the luminous section. The luminous section is arranged on the first electrode so that the first electrode has an annular upper surface portion which is not covered with the luminous section left on an upper surface thereof in a manner to surround the luminous section. The second electrode is formed so that the luminous section has an annular upper surface portion which is not covered with the second electrode left on an upper surface thereof in a manner to surround the second electrode. The organic EL device also includes at least one insulating side wall structure made of an insulating material, formed into an annular shape and arranged so as to cover the annular upper surface portion of the first electrode, an outer peripheral side surface of the luminous section, the annular upper surface portion of the luminous section and an outer peripheral side surface of the second electrode. The organic EL device also includes an insulating protective layer formed of an insulating material so as to cover the insulating side wall structure and an exposed portion of the first electrode and provided with holes through which an upper surface portion of the second electrode is exposed and at least one third electrode formed on the insulating protective layer and connected to the second electrode through the holes of the insulating protective layer. An organic EL device capable of preventing a deterioration in luminous section and increasing an effective area of a luminous section and current gain thereof. The organic EL device includes at least one first electrode made of a transparent electrode material, at least one ...more ...less