Patents Examined by Lucy Chien
  • Liquid crystal display
    Patent number: 9519193
    Abstract: A liquid crystal display including a first substrate and a second substrate facing the first substrate, a gate line and a data line on the first substrate, a thin film transistor coupled to the gate line and the data line, a pixel electrode coupled to the thin film transistor, and a common electrode overlapping the pixel electrode with an insulating layer therebetween, and including a plurality of branch electrodes and a connector coupling the branch electrodes, the common electrode overlapping the data line and extending in parallel with the data line, wherein a width of the connector of the common electrode is about 8.0 ?m to about 13.5 ?m.
    Type: Grant
    Filed: May 26, 2015
    Date of Patent: December 13, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventor: Seung Jae Lee
  • Display device
    Patent number: 9513514
    Abstract: A display device is provided. The display device includes a first substrate including a pixel-displaying region; a second substrate disposed opposite to the first substrate; a sealant disposed between the first substrate and the second substrate and disposed outside the pixel-displaying region; and a spacer wall disposed between the first substrate and the second substrate and disposed between the pixel-displaying region and the sealant, wherein a first side of the spacer wall is adjacent to the pixel-displaying region and a second side of the spacer wall is adjacent to the sealant, and a height of the first side is greater than a height of the second side.
    Type: Grant
    Filed: March 12, 2015
    Date of Patent: December 6, 2016
    Assignee: INNOLUX CORPORATION
    Inventors: Hung-Kun Chen, Hong-Kang Chang, Yu-Chien Kao, Li-Wei Sung, Fang-Jin Lee, Hsieh-Li Chou
  • Liquid crystal display
    Patent number: 9513509
    Abstract: A liquid crystal display includes a first substrate and a second substrate facing each other. A color filter is positioned on the first substrate. A liquid crystal layer is interposed between the first substrate and the second substrate. A first polarizer is positioned on an outer surface of the first substrate. A first compensation film is positioned on an outer surface of the first polarizer. A second compensation film is positioned on an outer surface of the second substrate. A third compensation film is positioned on an outer surface of the second compensation film. A second polarizer is positioned on an outer surface of the third compensation film. The second compensation film includes a negative C-plate, and the third compensation film includes a biaxial film.
    Type: Grant
    Filed: January 21, 2014
    Date of Patent: December 6, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin-Hoon Kim, Kwang-Hyun Kim, Dae Won Kim, Seung Beom Park, Beong-Hun Beon, Seung Hee Lee, Yun Jang, Na Young Shin, Sang-Gu Lee
  • Active matrix substrate and liquid crystal display panel equipped with same
    Patent number: 9507225
    Abstract: The present invention includes: switching elements (5) in respective sub-pixels (P); an interlayer insulating film covering the switching elements (5); a first transparent electrode (18a) on the interlayer insulating film, the first transparent electrode (18a) having openings (18c) for each sub-pixel (P); an inorganic insulating film covering the first transparent electrode (18a); and a plurality of second transparent electrodes (20a) on the inorganic insulating film, each of the second transparent electrodes (20a) being connected to one of the switching elements (5) through the respective openings (18c) in the first transparent electrode (18a). The respective second transparent electrodes (20a) have a line-and-space pattern (F) constituted of line-shaped line parts (L) and spaces (S), the spaces (S) not overlapping the respective openings (18c) in the first transparent electrode (18a).
    Type: Grant
    Filed: November 9, 2012
    Date of Patent: November 29, 2016
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Makoto Nakazawa, Seiji Kaneko
  • Display device
    Patent number: 9507222
    Abstract: A display device is provided. The display device includes a pixel-displaying region, including: at least two pixels including a plurality of sub-pixels; and a light-shielding layer including a matrix portion and an enlarged portion, wherein the enlarged portion is disposed at an intersection of two of the adjacent sub-pixels and is adjacent to the matrix portion; wherein the matrix portion defines the sub-pixels, and a total area of the sub-pixels is defined as a first area and a ratio of an area of the enlarged portion to the first area is about 1.5% to 6%.
    Type: Grant
    Filed: March 12, 2015
    Date of Patent: November 29, 2016
    Assignee: INNOLUX CORPORATION
    Inventors: Hung-Kun Chen, Fang-Jin Lee, Yi-Chin Lee, Kuan-Hung Kuo, Chao-Yu Cheng, Chi-Han Hsieh, Hong-Kang Chang
  • LCD panel and manufacturing method thereof
    Patent number: 9507217
    Abstract: An LCD panel and a manufacturing method thereof are provided, the panel includes a first substrate, a second substrate, and a liquid crystal layer. The first substrate is disposed with a pixel electrode, a TFT and a storage capacitor. The pixel electrode includes a main pixel area and a sub-pixel area. A first color resistance thickness of the main pixel area is greater than a second color resistance thickness of the sub-pixel area. The present invention improves the displaying effect of a large view angle via various color resistances thicknesses.
    Type: Grant
    Filed: December 23, 2014
    Date of Patent: November 29, 2016
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yuan Xiong
  • Array substrate, liquid crystal display panel and display device
    Patent number: 9500922
    Abstract: An array substrate, a LCD panel and a display device are disclosed. The array substrate includes: a substrate, a plurality of pixels disposed on the substrate and defined by a plurality of gate lines and a plurality of data lines. A common electrode and a pixel electrode are disposed in each pixel region. Two pixels at adjacent rows in a same column form a pixel set. A first gate line and a second gate line are disposed between the two pixels of the pixel set. The data line is disposed on the same side of the two pixels. A first switch transistor and a third switch transistor are disposed in one pixel region of the pixel set and at least a second switch transistor is disposed in the other pixel region.
    Type: Grant
    Filed: December 5, 2013
    Date of Patent: November 22, 2016
    Assignees: BOE Technology Group Co., Ltd., Hefei BOE Optoelectronics Technology Co., Ltd.
    Inventors: Qinghua Jiang, Feng Qin, Xiaohe Li, Xianjie Shao, Yong Liu
  • Heat radiation printed circuit board, method of manufacturing the same, backlight unit including the same, and liquid crystal display device
    Patent number: 9504146
    Abstract: Provided are a heat radiation printed circuit board and a method of manufacturing the same, the heat radiation printed circuit board being produced by the method including: forming a circuit layer having an insulating layer, a circuit pattern and a solder resist on a first area of one surface of a metal substrate; and forming a bending part in a second area, in which the insulating layer is not formed, by bending the metal substrate, whereby a crack can be prevented in advance from being generated in the insulating layer, and durability and reliability of the heat radiation printed circuit board and a backlight unit applying the same can be improved.
    Type: Grant
    Filed: December 17, 2012
    Date of Patent: November 22, 2016
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hyun Gyu Park, In Hee Cho, Seung Kwon Hong, Min Jae Kim, Hyuk Soo Lee
  • Array substrate and liquid crystal display device
    Patent number: 9500924
    Abstract: The array substrate includes: a substrate; a plurality of scan lines and a plurality of data lines disposed on the substrate intersecting each other to define a plurality of pixel elements and insulated from each other; a first transparent conductive layer disposed on the substrate; and a second transparent conductive layer disposed on the substrate and in parallel to and insulated from the first transparent conductive layer. The data lines, the first transparent conductive layer, and the second transparent conductive layer each comprise a plurality of bended portions, and the bended portions of the second transparent conductive layer are parallel to those of the first transparent conductive layer; additionally or alternatively; the bended portions of the data lines are parallel to those of the first transparent conductive layer or the second transparent conductive layer.
    Type: Grant
    Filed: June 23, 2015
    Date of Patent: November 22, 2016
    Assignees: SHANGHAI AVIC OPTOELECTRONICS CO., LTD., TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Dandan Qin, Zhaokeng Cao, Yongjun Wu
  • Optical film, surface light source device, and liquid crystal display device
    Patent number: 9488768
    Abstract: An optical film according to one embodiment includes at least one stack having a plurality of basic pairs, each pair being composed of a first layer and a second layer having different refractive indices and being laminated. The number of the stacks, a difference in the refractive index between the first and second layers, and the number of the basic pairs are set such that a reflectance spectrum of the at least one stack as a whole matches a target reflectance spectrum. The target reflectance spectrum includes first and second reflectance spectrum components corresponding to first and second polarized light beams in a predetermined wavelength range, wherein each of them is a spectrum having at least one reflective peak region including a spectrum region having a reflectance of 50% or more and a wavelength width of 20 to 60 nm.
    Type: Grant
    Filed: November 12, 2012
    Date of Patent: November 8, 2016
    Assignee: Sumitomo Chemical Company, Limited
    Inventor: Saswatee Banerjee
  • Liquid crystal display device
    Patent number: 9488878
    Abstract: There is provided a liquid crystal display device comprising: a first substrate (20); a second substrate (50); a first electrode (140) formed on a first surface of the first substrate (20), the first surface facing the second substrate (50), the first electrode (140) including a plurality of convex and concave portions (141); a first oriented film (21) formed on the first surface of the first substrate (20); a second electrode (160) formed on a second surface of a second substrate (50), the second surface facing the first substrate (20); and a liquid crystal layer (70) provided between the first substrate (20) and the second substrate (50), wherein at least one of the convex portions (143,144) includes a plurality of stepped portions. There is also provided a method of manufacturing a liquid crystal display device.
    Type: Grant
    Filed: April 11, 2013
    Date of Patent: November 8, 2016
    Assignee: Sony Corporation
    Inventors: Shunichi Suwa, Masashi Miyakawa, Chikashi Kobayashi
  • Liquid crystal display device, display device and manufacturing method thereof
    Patent number: 9488880
    Abstract: Image display device having an electrode forming layer which includes a plurality of gate lines, a plurality of drain lines, a plurality of switching elements and the a plurality of pixel electrodes, and having reference electrode layer between the electrode forming layer and a substrate where the electrode forming layer formed thereon, and the reference electrode layer and the electrode forming layer are insulated by insulating layer.
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: November 8, 2016
    Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.
    Inventors: Yoshiaki Nakayoshi, Kazuhiko Yanagawa
  • Liquid crystal display device
    Patent number: 9477125
    Abstract: A liquid crystal display includes a substrate including a plurality of pixels, each pixel having a first sub-pixel and a second sub-pixel; a pixel electrode including a first pixel electrode formed in a region corresponding to the first sub-pixel and a second pixel electrode formed in a region corresponding to the second sub-pixel on the substrate; a common electrode including a first common electrode formed to be spaced from the first pixel electrode and a second common electrode formed to be spaced from the second pixel electrode on the substrate; and a thin film transistor formed on the substrate to be electrically connected to the first pixel electrode and the second pixel electrode.
    Type: Grant
    Filed: July 1, 2014
    Date of Patent: October 25, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kwang Chul Jung, Sun Hwa Lee, Mee Hye Jung
  • Liquid crystal display device
    Patent number: 9477107
    Abstract: A liquid crystal display device includes: a chassis in which a liquid crystal panel and a reflection sheet are placed; a rear case attached to a back face of the chassis where a part of the reflection sheet is exposed; and a signal processing substrate that is placed on the reflection sheet and that is used for driving the liquid crystal panel. A positioning mount component is mounted on the signal processing substrate, a positioning pin capable of locking the positioning mount component is formed at a position corresponding to the positioning mount component in the rear case, and the positioning mount component is fitted to the corresponding positioning pin to thereby position the signal processing substrate at a desired position on the reflection sheet.
    Type: Grant
    Filed: September 20, 2013
    Date of Patent: October 25, 2016
    Assignee: NLT TECHNOLOGIES, LTD.
    Inventor: Shin-Ichirou Ono
  • 3D display device
    Patent number: 9465225
    Abstract: In an embodiment of the invention, a 3D display device is provided. The 3D display device includes: a first substrate including a plurality of right eye pixels and left eye pixels in an alternate arrangement; a second substrate opposite to the first substrate; a first optical modulating unit with a first inclined direction located in the right eye pixels between the first substrate and the second substrate; a second optical modulating unit with a second inclined direction located in the left eye pixels between the first substrate and the second substrate, wherein the first inclined direction is distinct from the second inclined direction; and a light transparent element disposed on the second substrate.
    Type: Grant
    Filed: July 6, 2015
    Date of Patent: October 11, 2016
    Assignees: INNOCOM TECHNOLOGY(SHENZHEN) CO., LTD., INNOLUX CORPORATION
    Inventor: Toshiya Inada
  • Display device substrate, display device substrate manufacturing method, display device, liquid crystal display device, liquid crystal display device manufacturing method and organic electroluminescent display device
    Patent number: 9461265
    Abstract: The present invention provides a display device substrate, a display device substrate manufacturing method, a display device, a liquid crystal display device, a liquid crystal display device manufacturing method and an organic electroluminescent display device that allow suppressing faults derived from occurrence of gas and/or bubbles in a pixel region. The present invention is a display device substrate that comprises: a photosensitive resin film; and a pixel electrode, in this order, from a side of an insulating substrate. The display device substrate has a gas-barrier insulating film, at a layer higher than the photosensitive resin film, for preventing advance of a gas generated from the photosensitive resin film, or has a gas-barrier insulating film, between the photosensitive resin film and the pixel electrode, for preventing advance of gas generated from the photosensitive resin film.
    Type: Grant
    Filed: May 20, 2015
    Date of Patent: October 4, 2016
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Hiroyuki Moriwaki
  • Liquid crystal display device
    Patent number: 9459503
    Abstract: A liquid crystal display device is provided with a thin film transistor which includes a gate electrode film that is provided in a first electrode layer located over a first insulating layer, a semiconductor film that is disposed over the gate electrode film via a second insulating layer, a drain electrode and a source electrode that are provided in a second electrode layer located over the semiconductor film and are in contact with an upper surface of the semiconductor film, and a light blocking film that is disposed under the first insulating layer. At least a part thereof overlaps the semiconductor film and the gate electrode film in a plan view. One of the drain electrode and the source electrode is connected to a gate line, and the light blocking film is electrically connected to the source electrode.
    Type: Grant
    Filed: June 24, 2015
    Date of Patent: October 4, 2016
    Assignee: Japan Display Inc.
    Inventors: Takahiro Ochiai, Motoharu Miyamoto, Masahiro Hoshiba
  • Liquid crystal display device
    Patent number: 9459507
    Abstract: According to one embodiment, a liquid crystal display device includes a first substrate including a first wiring line, a second wiring line located on a first interlayer insulation film, a pixel electrode located on the first interlayer insulation film and including a main pixel electrode and a first sub-pixel electrode, a first common electrode located on a second interlayer insulation film and including a first main common electrode opposed to the second wiring line and a first sub-common electrode opposed to the first wiring line and the first sub-pixel electrode, a second substrate including a second common electrode, and a liquid crystal layer held between the first substrate and the second substrate.
    Type: Grant
    Filed: June 2, 2015
    Date of Patent: October 4, 2016
    Assignee: JAPAN DISPLAY INC.
    Inventor: Jin Hirosawa
  • Display device
    Patent number: 9459479
    Abstract: A display device includes: a substrate; a thin film transistor; a pixel electrode; a common electrode; a liquid crystal layer; and an encapsulation layer. The thin film transistor is disposed on the substrate. The pixel electrode is disposed on the thin film transistor. The common electrode is disposed on the pixel electrode and is separated from the pixel electrode via a microcavity therebetween. The liquid crystal layer fills the microcavity. The encapsulation layer is configured to seal the microcavity, wherein the encapsulation layer has an opening positioned at a portion overlapping the microcavity.
    Type: Grant
    Filed: May 6, 2014
    Date of Patent: October 4, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seon Uk Lee, Woo Jae Lee, Seong Gyu Kwon, Don Chan Cho
  • Touch-sensing liquid crystal panel
    Patent number: 9454029
    Abstract: A touch-sensing liquid crystal panel is provided and includes a color filter substrate and a transistor substrate. The color filter substrate includes a first substrate, a sensing array, touch-sensing circuit contact pads, and color filters. The transistor substrate includes a second substrate and pixel units. In one embodiment, the first substrate has a first edge region and a second edge region having the same width. In another embodiment, the touch-sensing circuit contact pads are disposed at the first edge region and the second edge region of the first substrate, and each conductive pattern in the sensing array is connected to the touch-sensing circuit contact pads of the first edge region and the second edge region. In another embodiment, each conductive pattern of the sensing array includes two first conductive patterns and conductive pattern rows disposed between the first conductive patterns.
    Type: Grant
    Filed: April 2, 2014
    Date of Patent: September 27, 2016
    Assignee: HannStar Display Corporation
    Inventors: Hsu-Ho Wu, Yu-Cheng Lin, Ping-Yuan Su, Kun-Hua Tsai, Hsing-Ying Lee