Patent application number | Description | Published |
20100045917 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device according to the present invention includes a vertical alignment type liquid crystal layer | 02-25-2010 |
20100053517 | LIQUID CRYSTAL DISPLAY AND METHOD OF MANUFACTURING LIQUID CRYSTAL DISPLAY - Transflective-type and reflection type liquid crystal display devices having a high image quality are provided with a good production efficiency. | 03-04-2010 |
20100118238 | LIQUID CRYSTAL DISPLAY DEVICE - Reflection-type and transflective-type liquid crystal display devices having a high image quality, in which moiré or coloration is reduced, are provided at low cost. | 05-13-2010 |
20100182527 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF MANUFACTURING LIQUID CRYSTAL DISPLAY DEVICE - A reflection-type or transflective-type liquid crystal display device having a high image quality, which has an excellent efficiency of utility of reflected light, is provided at low cost. | 07-22-2010 |
20100315578 | LIQUID CRYSTAL DISPLAY AND METHOD FOR MANUFACTURING LIQUID CRYSTAL DISPLAY - A transflective-type and a reflection-type liquid crystal display device having a high reflection efficiency and a high image quality are provided. A liquid crystal display device of the present invention is a liquid crystal display device including a reflection region for reflecting incident light toward a display surface, wherein the reflection region includes a metal layer, an insulating layer formed on the metal layer, a semiconductor layer formed on the insulating layer, and a reflective layer formed on the semiconductor layer; a plurality of recesses are formed in at least one of the metal layer, the insulating layer and the semiconductor layer; a plurality of dents are formed in the reflective layer in the reflection region according to the plurality of recesses; and a shortest distance a between edge portions of at least two of the plurality of recesses is 4 μm or less. | 12-16-2010 |
20100321618 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING LIQUID CRYSTAL DISPLAY DEVICE - A transflective-type and a reflection-type liquid crystal display device having a high reflection efficiency and a high image quality are provided. A liquid crystal display device of the present invention is a liquid crystal display device including a reflection region, wherein the reflection region includes an insulating layer, a semiconductor layer and a reflective layer formed on a metal layer having a plurality of recesses therein; a plurality of protrusions of the metal layer, each having a bottom surface, an upper surface and a slope, are formed between the plurality of recesses of the metal layer; and a width a of a bottom surface of at least one of the plurality of protrusions in the metal layer satisfies a≦2(x+y)/tan θ, where a denotes the width of the bottom surface of each of the plurality of protrusions, x a thickness between the bottom surface and the upper surface, θ a tilt angle of the slope with respect to the bottom surface, and y a total thickness of the insulating layer, the semiconductor layer and the reflective layer. | 12-23-2010 |
20120229749 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING LIQUID CRYSTAL DISPLAY DEVICE - Disclosed is a liquid crystal display device having a transparent substrate that has a main surface including a pixel arrangement region and a peripheral region, a switching element that is formed in the pixel arrangement region, an interlayer insulating film that is formed on the main surface of the transparent substrate, a wiring line that is formed such that an end is exposed from the interlayer insulating film, and a transparent conductive film that is formed so as to reach the wiring line from the main surface of the transparent substrate. An anisotropic conductive film is disposed on an upper surface of the transparent conductive film that is located on the main surface of the transparent substrate. | 09-13-2012 |
Patent application number | Description | Published |
20100014031 | LIQUID CRYSTAL DISPLAY DEVICE AND PROCESS FOR PRODUCING LIQUID CRYSTAL DISPLAY DEVICE - Transflective-type and reflection-type liquid crystal display devices having a high image quality are provided at low cost. | 01-21-2010 |
20120044446 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR PRODUCING SAME - The present invention provides: a vertical alignment liquid crystal display device using comb electrodes for voltage application to liquid crystals, the device being capable of reducing alignment defects of liquid crystals occurring at tips of electrodes, having a high contrast and white brightness, and being excellent in display properties; and a method for producing the same. The present invention is a method for producing a liquid crystal display device comprising a pair of substrates, a liquid crystal layer between the substrates, and an electrode for voltage application in the liquid crystal layer, the method comprising the steps of: resist pattern formation in which a resist film formed on a conductive film is exposed through a photomask; and an electrode pattern formation in which the conductive film is etched through the resist pattern, the photomask having a light-shielding or light-transmitting pattern including a core portion and a plurality of branch portions extending from the core portion, the branch portions each having a wide part at the tip. | 02-23-2012 |
20120162055 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING SAME - The present invention provides a liquid crystal display device and a method for manufacturing the same that can improve aperture ratio of pixels while securing necessary storage capacitance using a simple configuration even if there is progress in high resolution of pixels. The liquid crystal display device according to the present invention is provided with a plurality of pixels. A thin film transistor array substrate includes gate lines and source lines arranged in a grid pattern on a principal surface of a supporting substrate, transparent pixel electrodes, and thin film transistors. Also, the thin film transistor array substrate includes a gate insulator, a passivation layer, a transparent conductive film, a first insulation layer, and transparent pixel electrodes stacked in order from a supporting substrate side. The transparent pixel electrodes are electrically connected with drain electrodes of the thin film transistors through contact holes formed in the first insulation layer. When a substrate surface is viewed in a direction of a normal to the substrate surface, the transparent conductive film does not overlap regions in which the transparent pixel electrodes and the drain electrodes are electrically connected with each other. | 06-28-2012 |
20120223931 | LIQUID CRYSTAL DISPLAY DEVICE - An object of the present invention is to provide a liquid crystal display device which has a high luminance and excellent display quality. In a liquid crystal display device of the present invention, a common electrode ( | 09-06-2012 |
20120298988 | CIRCUIT BOARD, DISPLAY DEVICE, AND PROCESS FOR PRODUCTION OF CIRCUIT BOARD - The present invention provides a highly reliable circuit board that includes TFTs a semiconductor layer of which is formed from an oxide semiconductor; and low-resistance aluminum wirings. The circuit board of the present invention includes an oxide semiconductor layer; source wirings; and drain wirings, wherein each of the source wirings and the drain wirings includes a portion in contact with the semiconductor layer, portions of the source wirings in contact with the semiconductor layer and respective portions of the drain wirings in contact with the semiconductor layer spacedly facing each other, and the source wirings and the drain wirings are formed by stacking a layer formed from a metal other than aluminum and a layer containing aluminum. | 11-29-2012 |
20120307173 | DISPLAY DEVICE AND METHOD FOR FABRICATING THE SAME - A method for fabricating a display device includes the steps of forming a multilayer structure in which a first conducting film and a second conducting film are stacked in this order, removing part of the second conducting film and forming a contact region in which the first conducting film does not overlap with the second conducting film, thereby forming the electrode portion from the multilayer structure, forming a planarized film made of a photosensitive material on the substrate on which the electrode portion is formed to cover the electrode portion, thereby forming a contact hole located inside the contact region and passing through the planarized film, and forming a pixel electrode on a surface of the planarized film to cover part of the first conducting film located inside the contact hole and exposed from the planarized film. | 12-06-2012 |
20120319104 | METHOD FOR PRODUCING CIRCUIT BOARD, CIRCUIT BOARD AND DISPLAY DEVICE - Provided is a method of producing a circuit board of which the aperture ratio is increased. The method of producing a circuit board of the present invention is a method of producing a circuit board that includes a thin film transistor, the thin film transistor including an oxide semiconductor layer, the method including steps of: forming the oxide semiconductor layer; and converting the oxide semiconductor layer into a conductive form. | 12-20-2012 |
20130063686 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device ( | 03-14-2013 |
20130153904 | SEMICONDUCTOR DEVICE AND PROCESS FOR PRODUCTION THEREOF - A semiconductor device ( | 06-20-2013 |
20130181217 | SEMICONDUCTOR DEVICE, DISPLAY DEVICE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE AND DISPLAY DEVICE - A semiconductor device ( | 07-18-2013 |
20130235292 | LIQUID CRYSTAL DISPLAY PANEL AND METHOD FOR FABRICATING SAME, AND ARRAY SUBSTRATE AND METHOD FOR FABRICATING SAME - A liquid crystal display panel includes: a plurality of switching elements each provided on a transparent substrate ( | 09-12-2013 |
20130270548 | SUBSTRATE, METHOD FOR FABRICATING THE SAME, AND DISPLAY DEVICE - A TFT substrate ( | 10-17-2013 |
20130302929 | DISPLAY DEVICE AND METHOD FOR FABRICATING SAME - In a display region of an active matrix substrate, an interlayer insulating film made of a photosensitive organic insulating film, an insulating film different from the interlayer insulating film, and a plurality of pixel electrodes formed on a surface of the interlayer insulating film are provided. In a non-display region of the active matrix substrate, a lead line extended from the display region is formed. In a formation region for a sealing member, the interlayer insulating film is removed, the insulating film is provided to cover part of the lead line, and the sealing member is formed directly on a surface of the insulating film. | 11-14-2013 |
20140027769 | SEMICONDUCTOR DEVICE AND DISPLAY DEVICE - A semiconductor device ( | 01-30-2014 |
20140340607 | SEMICONDUCTOR DEVICE, METHOD FOR FABRICATING THE SEMICONDUCTOR DEVICE AND DISPLAY DEVICE - This semiconductor device ( | 11-20-2014 |
20140347590 | SEMICONDUCTOR DEVICE, DISPLAY DEVICE, AND SEMICONDUCTOR DEVICE MANUFACTURING METHOD - A semiconductor device includes a thin-film transistor ( | 11-27-2014 |
Patent application number | Description | Published |
20090185119 | LIQUID CRYSTAL DISPLAY AND METHOD FOR MANUFACTURING LIQUID CRYSTAL DISPLAY - A liquid crystal display device includes a reflection region for reflecting incident light toward a display surface, wherein, the reflection region includes a metal layer formed on a substrate, a semiconductor layer formed above the metal layer, and a reflective layer formed above the semiconductor layer; and the reflection region includes a first recess formed on a surface of the reflective layer, a second recess formed on the surface of the reflective layer in the first recess, and a third recess formed on the surface of the reflective layer in the second recess. The liquid crystal display device provides a low-cost transflective-type or reflection-type liquid crystal display device having a high image quality. | 07-23-2009 |
20090195740 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF MANUFACTURING LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device, which can be a transflective-type or a reflection-type, includes a reflection section arranged to reflect incident light toward a display surface, wherein the reflection section includes a reflective layer provided on a substrate, and includes a first recess formed in a surface of the reflective layer and a second recess formed in the surface of the reflective layer in the first recess. The first recess corresponds to an aperture of a Cs metal layer, and the second recess corresponds to an aperture of a semiconductor layer. The transflective-type or reflection-type liquid crystal display device has a high image quality at low cost. | 08-06-2009 |
20090195741 | LIQUID CRYSTAL DISPLAY AND METHOD FOR MANUFACTURING LIQUID CRYSTAL DISPLAY - An objective of the present invention is to provide a transflective type liquid crystal display device and a reflection type liquid crystal display device having a high image quality at low cost. A liquid crystal display device according to the present invention is a liquid crystal display device having a reflection section for reflecting incident light toward a display surface. The reflection section includes an insulating layer; a semiconductor layer formed above the insulating layer; and a reflective layer formed above the semiconductor layer. On a surface of the reflective layer, a first recess and a second recess which is located inside the first recess are formed. The reflection section includes a first region and a second region which differ in a total thickness of a thickness of the insulating layer and a thickness of the semiconductor layer. The first recess and the second recess are formed in accordance with a cross-sectional shape of at least one of the insulating layer and the semiconductor layer. | 08-06-2009 |