Patents Examined by Michael Inadomi
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Patent number: 8542328Abstract: A pixel structure of a liquid crystal display panel includes a substrate, a first metallic layer, a light shielding element, a second metallic layer and a pixel electrode. The first metallic layer and the light shielding element are disposed above the substrate. The second metallic layer is disposed above the light shielding element, and includes first and second data lines. The first data line is disposed along the light shielding element, and is partially overlapped with the light shielding element. The second data line is parallel to the first data line. A first portion of the pixel electrode is overlapped with the first data line, and is not overlapped with the light shielding element. A second portion of the pixel electrode is overlapped with the light shielding element, and is not overlapped with the first data line.Type: GrantFiled: March 24, 2010Date of Patent: September 24, 2013Assignee: Hannstar Display Corp.Inventors: Tsu Chiang Chang, Chao Hui Wu
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Patent number: 8531632Abstract: A display device formed by plural pixels that have reflective regions and transmissive regions is disclosed. The display device includes, in each of the pixels: an element layer formed on a substrate; a planarizing layer formed on the substrate to cover the element layer; and a gap adjusting layer formed on the planarizing layer on the element layer. In the display device, the reflective region is formed by an area including the element layer, the planarizing layer, the gap adjusting layer, and a reflection electrode formed on the gap adjusting layer, and the transmissive region is formed by an area including the planarizing layer formed on the substrate excluding an area in which the gap adjusting layer is formed.Type: GrantFiled: April 6, 2012Date of Patent: September 10, 2013Assignee: Japan Display West Inc.Inventors: Takeo Koito, Yoshihiro Kanno, Morikazu Nomura
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Patent number: 8488088Abstract: A transflective pixel structure including a reflective region and a transmittance region is provided. The pixel structure includes an active device, a covering layer, a reflective electrode layer, a reflective electrode pattern and a transparent electrode layer. The covering layer is disposed in the reflective region and the transmittance region and covers the active device, where the covering layer has a contact opening at least disposed in the transmittance region. The reflective electrode layer is disposed in the reflective region. The reflective electrode pattern is disposed within the contact opening and extends onto a top surface of the covering layer surrounding the contact opening. The transparent electrode layer is disposed on a surface of the covering layer in the transmittance region. The transparent electrode layer is electrically connected to the reflective electrode layer and the transparent electrode layer is electrically connected to the active device through the contact opening.Type: GrantFiled: May 3, 2010Date of Patent: July 16, 2013Assignee: AU Optronics CorporationInventors: Yu-Mou Chen, Wen-Bin Hsu, Chih-Yao Chao, Jin-Ray Wain
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Patent number: 8467029Abstract: A liquid crystal display element of a dot matrix structure comprises a liquid crystal panel constituted by a first substrate equipped with a first electrode, a second substrate equipped with a second electrode, and a liquid crystal layer furnished between the first substrate and the second substrate, wherein the liquid crystal layer comprises a support column of a wall structure possessing adhesiveness, wherein a part of each of the support columns has a wider part.Type: GrantFiled: September 21, 2011Date of Patent: June 18, 2013Assignee: Fujitsu LimitedInventor: Junji Tomita
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Patent number: 8456583Abstract: A liquid crystal display device according to the present invention includes: a plurality of pixels that are arranged in rows and columns so as to form a matrix pattern; and TFTs (TFT-A, TFT-B and TFT-C), source bus lines, gate bus lines and CS bus lines (CS-A and CS-B), which are associated with the respective pixels. Each pixel includes at least three subpixels (SP-A, SP-B and SP-C) with liquid crystal capacitors that are able to retain mutually different voltages. By supplying a signal (CS-A or CS-B) that makes two of the at least three subpixels display mutually different luminances at least at a certain grayscale tone from the source, gate and CS bus lines to each pixel, the at least three subpixels are able to display mutually different luminances.Type: GrantFiled: March 6, 2008Date of Patent: June 4, 2013Assignee: Sharp Kabushiki KaishaInventors: Fumikazu Shimoshikiryoh, Toshihide Tsubata, Masanori Takeuchi, Masae Kitayama, Ikumi Itsumi, Akihiro Shohraku
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Patent number: 8451420Abstract: An easy process of producing a substrate for liquid crystal display device, which contribute to reducing the viewing angle dependence of color of a liquid crystal display device, which comprises the following steps [1] and [2] in this order: [1] subjecting a substrate having at least one optically anisotropic layer and at least one photosensitive polymer layer on a support to light exposure; [2] removing partial or entire part of the optically anisotropic layer and the photosensitive polymer layer by a physical mean.Type: GrantFiled: November 14, 2006Date of Patent: May 28, 2013Assignee: FUJIFILM CorporationInventors: Hideki Kaneiwa, Minoru Maeda
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Patent number: 8446549Abstract: A conformable, flexible or roll up display (100) includes a matrix display layer (115) including lines of sub-pixels (116). Each line has an associated color assigned to the line (132, 134, 136), and each line extends along a roll up or bend direction (140). A display effect layer (128) is formed on the matrix layer. A color filter layer (152) includes striped color filters (154) which extend in the roll up or bend direction. The striped color filters each include a filter color corresponding with the lines of sub-pixels in the matrix layer to address misalignment and color errors due to bending or rolling up the display. Methods for fabricating flexible displays are also disclosed.Type: GrantFiled: November 11, 2006Date of Patent: May 21, 2013Assignee: Creator Technology B.V.Inventors: Hjalmar Edzer Ayco Huitema, Petrus Johannes Gerardus Van Lieshout
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Patent number: 8421944Abstract: The present invention provides a display device substrate, a display device, and a wiring substrate, each permitting more flexible wiring design and a reduction in area of wirings with suppressing wiring defects. The present invention is a display device substrate including, on a main surface of a substrate, a structure of alternating layers of: a plurality of interlayer insulating films; and three or more wiring layers, wherein the display device substrate includes a data wiring, and the data wiring is positioned in a third or higher wiring layer from a side of the substrate.Type: GrantFiled: December 19, 2007Date of Patent: April 16, 2013Assignee: Sharp Kabushiki KaishaInventor: Hidehito Kitakado
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Patent number: 8421980Abstract: A liquid crystal display device includes a liquid crystal panel including a display unit in which pixels are provided in the form of a matrix and a plurality of pad units provided at a peripheral portion in at least one side of the display unit and including a plurality of connection pads having widths different from each other, and a tape carrier package including a plurality of output pads corresponding to the plurality of pad units, in which driving integrated circuits are mounted on the output pads to drive the liquid crystal panel, and the output pads have widths different from each other corresponding to the plurality of connection pads.Type: GrantFiled: June 25, 2007Date of Patent: April 16, 2013Assignee: LG Display Co., Ltd.Inventor: Eun Hong Kim
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Patent number: 8373835Abstract: A liquid crystal display module includes: a liquid crystal display panel; a backlight light source; a casing enclosing the liquid crystal display panel and the backlight light source; a first flexible printed wiring board electrically connected to the liquid crystal display panel and a second flexible printed wiring board connected to the backlight light source, the first flexible printed wiring board and the second flexible printed wiring board being led out from an exit formed in an identical side of the casing to an outside of the casing in a state of being superposed on each other and being bent to a rear surface side of the casing; and a connecting part for electrically connecting the second flexible printed wiring board to the first flexible printed wiring board, the connecting part being formed on the outside of the casing.Type: GrantFiled: October 18, 2010Date of Patent: February 12, 2013Assignee: Sony CorporationInventors: Kensuke Nobeoka, Seiji Yamane, Kazuteru Asai
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Patent number: 8345178Abstract: A liquid crystal display includes a plurality of data lines and a plurality of pixels arranged in a matrix, wherein the plurality of pixels include a first pixel and a second pixel, and each of the first pixel and the second pixel includes a first subpixel electrode and a second subpixel electrode, a first switching element, a second switching element, a third switching element, and a voltage-changing capacitor, wherein a first source electrode on the first switching element and a second source electrode on the second switching element from the first pixel are connected to a data line, the first source electrode and the second source electrode of the second pixel are disconnected from the plurality of data lines, and the two terminals of the voltage-changing capacitor of the second pixel are shorted to each other.Type: GrantFiled: March 24, 2010Date of Patent: January 1, 2013Assignee: Samsung Display Co., Ltd.Inventors: Kyung-Ho Park, Yoon-Jang Kim
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Patent number: 8345173Abstract: A display substrate includes a first sensor line substantially parallel with the gate line or the data line, a first protrusion portion protruded from the first sensor line, and a first sensor electrode electrically connected to the first protrusion portion. The first sensor electrode includes a malleable metal. The malleable metal can overcome pressure and elastic deformation. Thus, the sensor electrode made from the malleable metal is not easily damaged by pressing the sensor electrode repeatedly.Type: GrantFiled: March 17, 2008Date of Patent: January 1, 2013Assignee: Samsung Display Co., Ltd.Inventor: Se-Il Cho
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Patent number: 8325301Abstract: A liquid crystal display (LCD) device comprises a substrate, and red, green, blue (RGB) color filters. The RGB color filters are spaced from one another with a predetermined gap therebetween on the substrate, and define RGB sub-pixels. The LCD device further comprises black matrixes disposed at each space between the RGB color filters, and barriers disposed at each interface among the RGB sub-pixels such that the barriers control a path of light that passes through a corresponding sub-pixel.Type: GrantFiled: December 31, 2007Date of Patent: December 4, 2012Assignee: LG Display Co., Ltd.Inventors: Jong-Hoon Woo, Young-Bok Lee
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Patent number: 8325317Abstract: A method of fabricating an LCD includes providing first and second substrates. A gate electrode, a gate line, a connection electrode, a common electrode and a pixel electrode are formed on the first substrate through a first making process. A first insulation film is formed on the first substrate. A first insulation film pattern having multiple contact holes are formed through a second masking process. An active pattern is formed on the first substrate and source and drain electrodes are operationally connected with the active pattern through some of the contact holes. A gate electrode, a common electrode, and a pixel electrode may be formed substantially together through a slit exposure. An active pattern and source and drain electrodes may be formed substantially together. The number of masks needed to fabricate the display may be reduced to simplify a fabrication process and protect a channel region.Type: GrantFiled: December 21, 2010Date of Patent: December 4, 2012Assignee: LG Display Co., Ltd.Inventor: Joon-Young Yang
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Patent number: 8310637Abstract: Disclosed are a display apparatus and a method of manufacturing the same. The liquid crystal display includes a first substrate and a pixel electrode formed on the first substrate and having a plurality of branches. A plurality of alignment sections are interposed among the branches. An auxiliary liquid crystal layer having discotic liquid crystals is formed on the pixel electrode and the alignment sections. A main liquid crystal layer having a vertical alignment mode is formed on the auxiliary liquid crystal layer. A common electrode is formed on the main liquid crystal layer to apply an electric field to the main liquid crystal layer together with the pixel electrode. A second substrate is formed on the common electrode.Type: GrantFiled: March 24, 2010Date of Patent: November 13, 2012Assignee: Samsung Display Co., Ltd.Inventors: Hyun-cheol Moon, Jooseok Yeom
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Patent number: 8310648Abstract: The disclosure describes a liquid crystal display device with a sensing function and a method of fabricating the same. The device comprising gate and data lines crossing each other on a substrate, so as to define a pixel region including a pixel electrode; a first switching thin film transistor disposed at a crossing of the gate and data lines; a sensing thin film transistor, disposed at a predetermined portion of the pixel region, that senses external light; a sensing storage capacitor that stores a signal sensed by the sensing thin film transistor; and a second switching thin film transistor that receives the sensing signal stored and reads information that is externally inputted, wherein the sensing storage capacitor and the second switching thin film transistor are provided with a reflective region including a reflective electrode.Type: GrantFiled: January 5, 2012Date of Patent: November 13, 2012Assignee: LG Display Co., Ltd.Inventors: Su Hwan Moon, Tae Hwan Kim
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Patent number: 8305538Abstract: A super large wide-angle high-speed response liquid crystal display apparatus manufactured by using a photolithographic procedure for three times. The invention adopts a halftone exposure technology to form a gate electrode, a common electrode, a pixel electrode and a contact pad, and then uses the halftone exposure technology to form a silicon (Si) island and a contact hole, and a general exposure technology to form a source electrode, a drain electrode and an orientation control electrode. A passivation layer uses a masking deposition method. A film is formed by using a P-CVD method, or a protective area is formed at a local area by using an ink coating method or spray method, and a TFT array substrate used for the super large wide-angle high-speed response liquid crystal display apparatus manufactured by using a photolithographic procedure for three times can be produced.Type: GrantFiled: September 22, 2011Date of Patent: November 6, 2012Assignee: Mikuni Electoron Co., Ltd.Inventors: Sakae Tanaka, Toshiyuki Samejima
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Patent number: 8300196Abstract: A film-chip complex includes a film which includes a connection region along one side, a chip which is mounted on the film, a gate signal line which is disposed on the film, wherein the gate signal line includes a gate lead which is disposed in the connection region and a gate main line which connects the chip with the gate lead and a signal line which is disposed on the film, wherein the signal line includes a signal lead which is disposed in the connection region, a signal main line which extends substantially toward an exterior of the connection region and a signal pad which is connected with the signal main line.Type: GrantFiled: December 7, 2007Date of Patent: October 30, 2012Assignee: Samsung Electronics Co., Ltd.Inventor: Gyu-su Lee
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Patent number: 8294840Abstract: A system for displaying images, having a display panel, comprising: a lower substrate with a first surface, wherein the first surface is divided into a pixel area and a driver area; a peripheral circuit within the driver area on the first surface; at least one thin film transistor is formed in the pixel area, wherein the thin film transistor comprises an active layer, a gate dielectric layer overlying the active layer, and a gate electrode overlying the gate dielectric layer, and the active layer has source and drain regions; a first transparent electrode layer directly overlapped on a portion of the drain region, electrically connected thereto; and a second transparent electrode pattern is disposed on the gate dielectric layer, opposing the first transparent electrode layer.Type: GrantFiled: March 19, 2008Date of Patent: October 23, 2012Assignee: Chimei Innolux CorporationInventors: Ramesh Kakkad, Chieh-Wen Lin
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Patent number: 8289464Abstract: A liquid crystal display device includes pixels, each of which includes a first transistor and a second transistor. The size of the first transistor is larger than the size of the second transistor. In addition, channel widths and gate widths for the first transistor are larger than those of the second transistor. Also, the first transistor is located to be closer to a drain signal line provided for the pixel than the second transistor. In normal operation, the first transistor is coupled to the drain signal line and the second transistor is floating. However, if an abnormality occurs in the first transistor, it is cut off from the drain signal line and the second transistor is connected to the drain signal line by a repair line.Type: GrantFiled: May 4, 2010Date of Patent: October 16, 2012Assignees: Hitachi Displays, Ltd., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Tetsuya Kawamura, Masashi Sato, Masanori Ookawa, Kenta Kamoshida, Nagatoshi Kurahashi, Hiroaki Iwato