Patent application number | Description | Published |
20110095279 | ORGANIC ELECTROLUMINESCENCE DISPLAY APPARATUS - Provided is an organic electroluminescence display apparatus capable of reducing a chromaticity difference caused by light emission from an organic layer including an emission layer having the same color, which is continuously formed over two sub-pixels included in a pixel. The organic electroluminescence display apparatus includes: a substrate; and multiple organic electroluminescence devices which are stacked on the substrate, each of which includes electrodes and an organic layer sandwiched by the electrodes in which first organic layer and a second organic layer are arranged side by side in an emission region corresponding to a pixel formed on the substrate and a third organic layer is stacked over the first organic layer and the second organic layer through an intermediate electrode. The third organic layer has an emission spectrum peak wavelength which is longer than an emission spectrum peak wavelength of at least one of the first organic layer and the second organic layer. | 04-28-2011 |
20110115961 | ORGANIC ELECTRO-LUMINESCENT DISPLAY APPARATUS AND IMAGING APPARATUS INCLUDING THE SAME - Light is prevented from being emitted from a region that overlaps a contract hole in a structure in which light emitting devices are stacked. A stacked organic electro-luminescent display apparatus includes a contact hole that electrically connects a first electrode or a second electrode to a driving circuit. The first or second electrode and a second organic compound layer are provided in the contact hole, and the second organic compound layer existing in the contact hole does not emit light. | 05-19-2011 |
20110121738 | LIGHT-EMITTING APPARATUS - A light-emitting apparatus includes a plurality of light-emitting devices which are connected in series and formed by alternately disposing electrodes and organic layers including a light-emitting material, wherein the electrodes include one electrode and another electrode disposed at an anode end and a cathode end of the light-emitting devices, respectively, and an intermediate electrode disposed between two of the organic layers which serves as a cathode of the light-emitting device disposed on a side of the anode end and as an anode of the light-emitting device disposed on a side of the cathode end; the intermediate electrode is connected to a drive circuit having two current output terminals connected in common; the drive circuit receives data signals concerning two of the plurality of light-emitting devices for which the intermediate electrode serves as the anode and the cathode, respectively; and the drive circuit outputs currents which are different in direction from each other from the two current output terminals in response to the received data signals. | 05-26-2011 |
20110121753 | ORGANIC ELECTROLUMINESCENCE DISPLAY APPARATUS - The present invention provides a stack type organic electroluminescence display apparatus which can be structured to be an active matrix type. The organic electroluminescence display apparatus of the active-matrix driving system includes: a display region having a plurality of pixels each of which includes at least two subpixels, wherein the subpixels have three or more light-emitting devices stacked thereon each of which is configured by sandwiching between electrodes an organic layer including an emission layer, and any of the emission layers emits a light of different colors from each other and is commonly formed in all pixels; and a circuit for applying voltage to between the electrodes of the light-emitting device, wherein at least one light-emitting device among the stacked light-emitting devices is nonemission-treated. | 05-26-2011 |
20110186819 | ORGANIC ELECTROLUMINESCENCE DISPLAY APPARATUS AND MANUFACTURING METHOD THEREFOR - Provided is a manufacturing method for an organic electroluminescence display apparatus in which processing uniformity is kept during partial removal processing of an electrode layer or an organic compound layer. The organic electroluminescence display apparatus includes: a substrate; and a light-emitting device including an organic compound layer including an emission layer sandwiched between electrodes formed on the substrate, in which: two or more of the light-emitting devices are provided, and the light-emitting devices are stacked in a direction perpendicular to the substrate; at least one of the electrodes and the organic compound layers in the two or more light-emitting devices includes openings; and the openings are positioned so as not to overlap with one another in the direction perpendicular to the substrate. | 08-04-2011 |
20110284881 | DISPLAY APPARATUS - At least one of the pixels has a first region and a second region that are the same in color but different in viewing angle characteristic, and includes a switching circuit configured to independently turn on or off each of the organic EL elements provided in the respective first and second regions. | 11-24-2011 |
20120038265 | ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE - An organic electroluminescence display device includes a plurality of pixels each of which includes at least one organic electroluminescence device and a lens. Each pixel includes a light emitting region provided with a lens and a light emitting region provided with no lens. An area of the light emitting region provided with a lens is smaller than an area of the light emitting region provided without a lens. | 02-16-2012 |
20120038266 | ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE - An organic electroluminescence display device includes a plurality of pixels and an array of lenses arranged thereupon. Each pixel includes a light emitting region provided with a lens and a light emitting region provided without a lens. The light emitting regions of each pixel includes an organic electroluminescence material. The lenses are arranged in a staggered pattern. | 02-16-2012 |
20120062135 | DISPLAY APPARATUS AND METHOD OF DRIVING PIXEL THEREOF - A display apparatus includes a plurality of pixels each including first and second organic EL elements whose emitting periods are controlled by respective emitting-period control TFTs. The second organic EL element has a front luminance lower than that of the first organic EL element. An electric charge charged in a storage capacitor as a gradation display signal in a previous frame is erased through an erasing TFT and the second organic EL element. | 03-15-2012 |
20120127217 | DIMMING METHOD OF ORGANIC EL DISPLAYING APPARATUS AND ORGANIC EL DISPLAYING APPARATUS - A dimming method of an organic EL displaying apparatus having a displaying unit constructed by combining pixels each having a substrate, an organic EL element formed over the substrate, a power supply line for supplying a power source to the organic EL element, and at least one TFT provided on a wiring path from the power supply line to the organic EL element. The TFT has a semiconductor layer which is arranged between a source electrode and a drain electrode and is electrically connected to the source electrode and the drain electrode. A laser beam is irradiated from a downward direction of the substrate to a region which does not overlap a gate electrode, the source electrode, the drain electrode, and the wiring layer when seen as a plan view in a plane region where the semiconductor layer is provided. | 05-24-2012 |
20120127221 | ORGANIC ELECTROLUMINESCENCE DISPLAYING APPARATUS - An organic EL displaying apparatus which suppresses a defective display caused by a leak current at a time when an emission period controlling transistor is off is provided. The organic EL displaying apparatus comprises a plurality of pixels each of which includes an organic EL element, a power supply line, a driving transistor and the emission period controlling transistor, a data line, and a control line. In this apparatus, in a certain one of the pixels, a resistance R | 05-24-2012 |
20120133272 | ORGANIC EL DISPLAY APPARATUS - Provided is an organic EL display apparatus in which, depending on a situation in which a user uses the organic EL display apparatus, “display with high light use efficiency and high front luminance (luminous efficiency)” or “display with large view angle” is selectable. Pixels each include subpixels having different optical characteristics from each other, and the pixels and the subpixels are respectively arranged in a staggered pattern. Further, the subpixels are independently controlled. | 05-31-2012 |
20120252143 | METHOD OF MANUFACTURING ORGANIC LIGHT EMITTING DEVICE - To solve a problem that, in a method of manufacturing an organic light emitting device using a step of releasing a layer formed on a release layer by dissolving the release layer, released film flakes are not dissolved in a removing liquid for dissolving the release layer, and thus may drift in the removing liquid and may adhere to a surface of a substrate after patterning to cause defective patterning, provided is a method of manufacturing an organic light emitting device, including forming the release layer continuously over multiple light emitting portions to cause the size of the released film flakes to be large. This may reduce the possibility that the released film flakes adhere to the surface of the substrate and may facilitate, even when the released film flakes once adhere to the surface of the substrate, removal of the released film flakes later, thereby suppressing defective patterning. | 10-04-2012 |
20120252149 | METHOD OF MANUFACTURING ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE - Provided is a method of manufacturing an organic electroluminescence display device including an emission region, the emission region including multiple organic compound layers arranged therein, each of the organic compound layers being provided between a pair of electrodes and including at least an emission layer, the method including: forming in the entire emission region an organic compound layer which is insoluble in water; forming on the organic compound layer a mask layer containing a water-soluble material in a predetermined pattern; removing a part of the organic compound layer which is formed in a region which is not covered with the mask layer; removing the mask layer; drying the organic compound layer; and forming a common layer on the organic compound layers, in which the steps from the drying of the organic compound layer to the forming of a common layer are carried out in a vacuum. | 10-04-2012 |
20120252150 | METHOD OF MANUFACTURING ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE - A method of manufacturing an organic electroluminescence display device includes an organic compound layer which is placed between a pair of electrodes and includes at least an emission layer, the organic compound layer being two-dimensionally arranged, includes forming the organic compound layer which is insoluble in water in an entire emission region on a substrate, providing a mask layer containing a water-soluble material in at least a part of a region on the organic compound layer, removing a part of the organic compound layer which is provided in a region which is other than the region in which the mask layer is provided, removing the mask layer, and forming, after the removing of the mask layer, a layer containing at least an alkali metal or an alkaline-earth metal in a region including at least the emission region. | 10-04-2012 |
20120252151 | METHOD OF MANUFACTURING ORGANIC ELECTROLUMINESCENCE DEVICE - A method of manufacturing an organic electroluminescence device includes forming a first organic electroluminescence layer at least on a first lower electrode, forming a first protective layer on the first organic electroluminescence layer, processing the first organic electroluminescence layer and the first protective layer, forming a second organic electroluminescence layer at least on a second lower electrode, forming a second protective layer on the second organic electroluminescence layer, and processing the second organic electroluminescence layer and the second protective layer. The second organic electroluminescence layer and the second protective layer, which have been processed by the processing the second organic electroluminescence layer and the second protective layer, cover an end portion of the first organic electroluminescence layer and an end portion of the first protective layer, which have been processed by the processing the first organic electroluminescence layer and the first protective layer. | 10-04-2012 |
20120252303 | METHOD OF MANUFACTURING AN ORGANIC LIGHT EMITTING DEVICE - Provided is a method of manufacturing an organic light emitting device, which enables each of multiple organic light emitting elements included in the apparatus to emit uniform light. The method of manufacturing an organic light emitting device including multiple auxiliary electrodes in a display region, for electrically connecting an electrode and a circuit, includes the steps of: forming a protective member covering corresponding one of the multiple auxiliary electrodes; forming an organic compound layer; removing the protective member; and forming a second electrode to be electrically connected to the corresponding one of the multiple auxiliary electrodes. The removing of the protective member is carried out by immersing the substrate into a solvent capable of selectively dissolving a constituent material of the protective layer. | 10-04-2012 |
20120273457 | THIN FILM PATTERNING METHOD - Provided is a thin film patterning method for patterning a thin film made of one of inorganic, organic, and organic/inorganic materials provided on a first substrate including: forming and patterning a thin film made of a material A on the first substrate; forming a thin film made of a material B, which is one of inorganic, organic, and organic/inorganic materials, on the first substrate and on the thin film; bonding the thin film, which is formed on the thin film, to a second substrate, thereby laminating the first substrate and the second substrate together to produce a laminated substrate; and removing the thin film and the thin film, which is provided on the thin film, from the first substrate. | 11-01-2012 |
20120274239 | METHOD OF MANUFACTURING ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE AND ELECTRONIC EQUIPMENT INCLUDING ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE MANUFACTURED BY THE MANUFACTURING METHOD - Provided is a method of manufacturing an organic electroluminescence display device including an organic electroluminescence element, which has element characteristics comparable to those in the case of a vacuum in-situ process, while utilizing a patterning approach based on photolithography. The method of manufacturing an organic electroluminescence display device includes: an organic compound layer-forming step of forming an organic compound layer at least on a first electrode; a release layer-forming step of forming a release layer on the organic compound layer; a release layer-processing step of processing the release layer; and an organic compound layer-processing step of removing the organic compound layer in a region not covered with the release layer processed in the release layer-processing step, and at least the lowermost layer out of the release layer is a deposited film formed of a material soluble in a polar solvent. | 11-01-2012 |
20120274807 | METHOD OF MANUFACTURING ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE - Provided is a method of manufacturing an organic electroluminescence display device including: an organic compound layer-forming step of forming an organic compound layer on a first electrode; a release layer-forming step of forming a release layer on the organic compound layer; a first processing step for the release layer of patterning the release layer; an organic compound layer-processing step of removing the organic compound layer in a region not covered with the release layer processed in the first processing step for the release layer; and a second processing step for the release layer of removing a part of the release layer, in which the release layer is a deposited film formed of a charge-transportable organic compound and is dissolved by a solvent containing an organic solvent miscible with water. | 11-01-2012 |
20120276484 | METHOD FOR MANUFACTURING ORGANIC EL DISPLAY DEVICE - A method for manufacturing an organic EL display device is provided in which an organic compound layer is formed by vapor deposition after a layer used for patterning the organic compound layer has been formed, so that the organic compound layer is formed without being affected by the surface tension of the sides of the layer for the patterning. | 11-01-2012 |
20130057142 | ORGANIC LUMINESCENT DEVICE AND METHOD FOR MANUFACTURING THE SAME - Among end portions of a plurality of organic compound layers patterned by photolithography, an end portion in an area that is not located between luminescent elements and that is located in an area covered with a second electrode is formed to have a smaller inclination angle than that of an end portion located between the luminescent elements. | 03-07-2013 |
20130084531 | METHOD OF PRODUCING ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE - Provided is a method of producing an organic electroluminescence display device including patterning by photolithography, the method including: forming an organic compound layer containing a low-molecular organic electroluminescence material and an intermediate layer for protecting the organic compound layer; forming a resist layer on the intermediate layer; irradiating the resist layer with ultraviolet light through a photomask to partially remove the resist layer in a region irradiated with the ultraviolet light; and removing the organic compound layer in a region from which the resist layer is removed, in which the resist layer includes a layer formed of a positive resist, and the intermediate layer includes a layer formed of a high-molecular organic material having a chain structure, capable of being selectively dissolved in a solvent that dissolves the organic compound layer. | 04-04-2013 |
20130084664 | METHOD OF MANUFACTURING AN ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE - Provided is a method of manufacturing an organic electroluminescence display device which enables production of a high-resolution organic electroluminescence display device in which display failure is suppressed. The method of manufacturing an organic electroluminescence display device includes multiple organic electroluminescence elements each including an organic compound layer that includes at least an emission layer, the method including: forming the organic compound layer on a substrate; sequentially forming an intermediate layer and a resist layer on the organic compound layer; removing a part of the resist layer by a photolithography method; and selectively removing, by dry etching, the intermediate layer and the organic compound layer in a region in which the part of the resist layer is removed, the light shielding layer having a function of blocking light having a wavelength of | 04-04-2013 |
20130109118 | METHOD OF MANUFACTURING ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE | 05-02-2013 |
20130126833 | METHOD OF MANUFACTURING ORGANIC EL APPARATUS - In a method of manufacturing an organic EL apparatus, a mask layer is formed on an organic compound layer, and a region not covered with the mask layer is patterned by dry etching, in which a charge injection layer is formed using an inorganic compound that has a low etching rate with respect to an etching gas used for patterning of the organic compound layer and that is not decomposed even when exposed to the etching gas. | 05-23-2013 |
20130134452 | DISPLAY DEVICE - Provided is a display device including: a substrate; and multiple pixels provided on the substrate, the pixels each having an organic EL element obtained by laminating a lower electrode provided on the substrate, an organic compound layer, and an upper electrode in the stated order, and the lower electrode including an electrode independently placed for each of the pixels, in which: the lower electrode is formed of a first lower electrode layer provided on the substrate and a second lower electrode layer provided on the first lower electrode layer; the organic compound layer and the upper electrode cover the first lower electrode layer and the second lower electrode layer; and charge injection property from the second lower electrode layer into the organic compound layer is larger than charge injection property from an end portion of the first lower electrode layer into the organic compound layer. | 05-30-2013 |
20130137205 | METHOD OF MANUFACTURING ORGANIC ELECTROLUMINESCENT DEVICE - A method of manufacturing an organic electroluminescent device includes a step of forming a masking layer and an intermediate layer on a first organic compound layer such that the masking layer and the intermediate layer have a predetermined pattern, a step of patterning the first organic compound layer using the masking layer and the intermediate layer, a step of forming a second organic compound layer, and a step of removing the intermediate layer and the second organic compound layer formed thereon in such a manner that the intermediate layer is contacted with a dissolving liquid for dissolving the intermediate layer. In the method, the first and second organic compound layers are protected by covering the first and second organic compound layers with a sacrificial layer until the patterning of the first and second organic compound layers is completed. | 05-30-2013 |
20130234120 | LIGHT-EMITTING APPARATUS - Provided is a light-emitting apparatus which, without using an insulating film for separating pixels, inhibits leakage current between adjacent pixels and which accommodates higher resolution. By providing a groove in an insulating layer along an edge of a first electrode, the thickness of a first charge transport layer is reduced to inhibit leakage current between adjacent pixels. | 09-12-2013 |