Patents Examined by Angela K Davison
  • Patent number: 10444556
    Abstract: A display device includes a first substrate; and a circuit layer arranged on the first substrate and comprising a first scanning signal line driving circuit arranged on the side of a first side of the first substrate, a second scanning signal line driving circuit arranged on the side of a second side, a third scanning signal line driving circuit arranged between the first scanning signal line driving circuit and the second scanning signal line driving circuit, and each of a plurality of pixel circuits including a first pixel circuit and a second pixel circuit, the first pixel circuit being arranged in a region between the first scanning signal line driving circuit and the third scanning signal line driving circuit, and the second pixel circuit being arranged in a region between the third scanning signal line driving circuit and the second scanning signal line driving circuit.
    Type: Grant
    Filed: October 6, 2017
    Date of Patent: October 15, 2019
    Assignee: Japan Display Inc.
    Inventor: Hirotaka Hayashi
  • Patent number: 10437121
    Abstract: A liquid crystal display includes: a gate line extending in a first direction; a first data line and a second data line extending in a second direction; a thin film transistor (TFT) including a gate electrode connected to the gate line, a source electrode connected to the first data line, and a drain electrode; a vertical storage electrode line extending between the first and second data lines; a passivation layer disposed on the TFT and the vertical storage electrode line; an insulating layer disposed on the passivation layer; and a subpixel electrode disposed on the insulating layer, connected to the drain electrode, wherein the vertical storage electrode line includes an expansion, the insulating layer includes an opening exposing a portion of the passivation layer overlapping the expansion, and wherein the subpixel electrode includes a protrusion overlapping the expansion, a reinforced storage capacitor being formed between the protrusion and the expansion.
    Type: Grant
    Filed: March 27, 2015
    Date of Patent: October 8, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Cheol-Gon Lee, Mee Hye Jung, In-Jae Hwang, Jang Mi Kang, Hyun Joon Kim
  • Patent number: 10437094
    Abstract: An array substrate and a manufacturing method thereof, and a display device are provided. The array substrate includes: a plurality of pixel units arranged in an array, each of the pixel units including a first transparent electrode and a color filter unit opposite to each other. A first insulating layer is disposed between the first transparent electrode and the color filter unit, a protrusion is provided between adjacent first transparent electrodes, and a vertex of the protrusion is higher than an upper surface of the first transparent electrode.
    Type: Grant
    Filed: November 7, 2014
    Date of Patent: October 8, 2019
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Qi Yao, Feng Zhang, Zhanfeng Cao, Shi Shu
  • Patent number: 10429566
    Abstract: Disclosed are a light source module, a backlight unit including the same, and an LCD device including the same, which prevent image quality and reliability from being degraded. The light source module includes a plurality of light sources mounted on a printed circuit board (PCB), an optical member provided on the PCB to surround the plurality of light sources, and a conductive member coupled to the optical member. The conductive member includes a protrusion grounding the conductive member.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: October 1, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: MinJae Kang, Jaeyong Choi, MyungWon Seo, Kiyong Yang, SeungJun Lee
  • Patent number: 10429685
    Abstract: An embedded touch panel (100) having a high resistance film (70) comprises a sequentially stacked first substrate (10), thin-film transistor substrate (20), liquid crystal layer (30), color filter (40), touch sensing layer (50), second substrate (60), and the high resistance film (70). A plurality of mutually insulated sensing wires are disposed on a surface of the thin-film transistor substrate (20) facing toward the liquid crystal layer (30). The thin-film transistor substrate (20) and the touch sensing layer (50) work together to embed a functionality of a touch panel into liquid crystal pixels, reducing a thickness of the touch panel (100). The high resistance film (70) is disposed on a surface of the second substrate (60) facing away from the touch sensing layer (50), and is electrically connected to the thin-film transistor substrate (20).
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: October 1, 2019
    Assignee: WGTECH (JIANGXI) CO., LTD.
    Inventors: Weihua Yi, Xun Zhang, Huirong Zhou, Bolun Zhang, Rong Yu
  • Patent number: 10379404
    Abstract: A liquid crystal display device includes first and second substrates, liquid crystal layer, and first and second spacer sections. The first substrate has a first surface including a light-shielding region in a lattice form and a plurality of opening regions surrounded by the light-shielding region. The light-shielding region includes a plurality of first extended portions extending in a first direction and a plurality of second extended portions extending in a second direction that intersects the first direction. The first substrate has a plurality of transistors formed thereon. The second substrate has a second surface that is opposed to and spaced from the first surface. The liquid crystal layer is arranged between the first and second surfaces. The first spacer section has long sides oriented in the second direction, and the second spacer section has long sides oriented in the first direction. The spacer sections protrude into the liquid crystal layer.
    Type: Grant
    Filed: March 15, 2017
    Date of Patent: August 13, 2019
    Assignee: Japan Display Inc.
    Inventor: Morikazu Nomura
  • Patent number: 10380972
    Abstract: A display device is disclosed, which comprises: a substrate; a semiconductor layer disposed on the substrate; a second electrode layer disposed over the semiconductor layer and comprising first data lines extending along a second direction; and plural pixel regions disposed between two adjacent first data lines. Herein, one pixel region has a first section and a second section substantially parallel to the second direction, respectively. The first section overlaps with the semiconductor layer, but the second section does not overlap therewith. When light passes through the display device, a ratio of a first brightness integral value obtained by measuring the first section to a second brightness integral value obtained by measuring the second section is greater than 0.4 and smaller than 1.
    Type: Grant
    Filed: December 30, 2016
    Date of Patent: August 13, 2019
    Assignee: INNOLUX CORPORATION
    Inventors: Bo-Chin Tsuei, Hsia-Ching Chu, Ming-Chien Sun
  • Patent number: 10365419
    Abstract: The polarizing plate of the present invention includes a polarizer and an optical element that rotates a polarization plane of polarized light emitted from the polarizer, an orientation direction on a surface of the optical element on a polarizer side is parallel to an absorption axis of the polarizer, an orientation direction on a surface of the optical element opposite to the polarizer is perpendicular to the absorption axis of the polarizer, and ?nd and a birefringence parameter RH of the optical element fall in a range of a predetermined region in an orthogonal coordinate in which ?nd is indicated along a vertical axis and the birefringence parameter RH is indicated along a lateral axis.
    Type: Grant
    Filed: August 30, 2017
    Date of Patent: July 30, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Junichi Hirakata, Yujiro Yanai, Yoshiaki Hisakado, Kunihiro Atsumi, Yukito Saitoh
  • Patent number: 10365508
    Abstract: A touch control display device having a high resistance layer and a preparation method thereof, the touch control display device (100) having a high resistance layer comprising, stacked sequentially, a thin film transistor substrate (10), a touch control sensing layer (40), a liquid crystal layer (20), a color optical filter substrate (30) and a high resistance layer (50). The material of the high resistance layer (50) is a mixture of graphite oxide and tin oxide.
    Type: Grant
    Filed: October 21, 2016
    Date of Patent: July 30, 2019
    Assignee: WGTECH (JIANGXI) CO., LTD.
    Inventors: Weihua Yi, Xun Zhang, Huirong Zhou, Bolun Zhang, Junwen Kuang
  • Patent number: 10345654
    Abstract: According to one embodiment, a liquid crystal display apparatus includes a first substrate, a second substrate and a liquid crystal layer. The first substrate includes a gate wiring, a source wiring, an insulating film, a shield electrode, a primary pixel electrode, a peripheral wiring and a peripheral connecting electrode. The shield electrode is opposite to at least a portion of the gate wiring and the source wiring. The peripheral connecting electrode electrically connects the shield electrode and the peripheral wiring. The second substrate includes a pair of primary common electrodes.
    Type: Grant
    Filed: January 21, 2016
    Date of Patent: July 9, 2019
    Assignee: JAPAN DISPLAY INC.
    Inventor: Yuji Sato
  • Patent number: 10345650
    Abstract: Related to is a liquid crystal display device, a motherboard of liquid crystal display panels, and a method for preparing the motherboard of liquid crystal display panels. The motherboard of liquid crystal display panels is manufactured by the following steps: providing a first substrate motherboard; providing a second substrate motherboard; forming a plurality of frame glue patterns on the first substrate motherboard or the second substrate motherboard, each of the plurality of frame glue patterns including a first frame, a second frame, and a third frame, wherein the second frame and the third frame have a same width which is twice a width of the first frame; dripping liquid crystals into the plurality of frame glue patterns; and aligning the first substrate motherboard with the second substrate motherboard, and gluing them together through the plurality of frame glue patterns. The motherboard of liquid crystal display panels manufactured through such a method has high utilization.
    Type: Grant
    Filed: January 13, 2015
    Date of Patent: July 9, 2019
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Xiaohua Zhong, Zhiyuan Shen, Tao Song
  • Patent number: 10345633
    Abstract: A pixel structure including an element region and a viewing angle adjustment region is provided. The pixel structure includes a scan line, a first data line, a second data line, a first active element, a second active element, a planarization layer, and a reflective electrode. The first active element is electrically connected to the scan line and the first data line. The second active element is electrically connected to the scan line and the second data line. The reflective electrode is disposed on the planarization layer and electrically connected to the second active element. The reflective electrode has a fixed portion located in the element region and a cantilever portion located in the viewing angle adjustment region. The cantilever portion is connected to the fixed portion and is suspended. A display panel and an operation method of the display panel are also provided.
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: July 9, 2019
    Assignee: Acer Incorporated
    Inventors: Jia-Yu Lin, Jin-Ting Kuo
  • Patent number: 10317746
    Abstract: A liquid crystal display device includes a pixel electrode having a stem electrode in a first direction and a plurality of branch electrode extending from the stem electrode. An angle between the stem electrode and each of the branch electrode increases as the branch electrodes approach a center of the stem electrode and the angle decreases as the branch electrodes approach an end of the stem electrode.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: June 11, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Israel Esteban Lazo, Heung Shik Park, Ki Chul Shin
  • Patent number: 10310309
    Abstract: To improve the display quality of a display device, the display device includes a display section and a frame section surrounding a periphery of the display section. A substrate in the display device includes a conductor pattern constituting a circuit section and an insulating film serving as an organic film covering the conductor pattern. The insulating film extends to a peripheral edge of the substrate. A slit, which penetrates the insulating film in a thickness direction, is formed in a corner part of the insulating film. The slit is formed at a position not overlapping the circuit section.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: June 4, 2019
    Assignee: Japan Display Inc.
    Inventors: Koichi Igeta, Hirotaka Imayama
  • Patent number: 10303018
    Abstract: A liquid crystal display includes a first substrate including pixels arranged in m columns by n rows, n data lines disposed, m gate lines arranged substantially parallel to the data lines, n data distribution lines arranged to cross the m gate lines and electrically connected to the data lines, respectively, source driving chips disposed on a first portion of the first substrate, and a gate driver disposed on a second portion of the first substrate. Each of the data distribution lines is connected to a subset of the pixels arranged in a corresponding row, and each of the gate lines is connected to a subgroup of the pixels arranged in a corresponding column. The source driving chips apply data signals to the pixels through the first data lines and the data distribution lines, and the gate driver applies gate signals to the pixels through the gate lines.
    Type: Grant
    Filed: March 24, 2015
    Date of Patent: May 28, 2019
    Inventors: Min-Chul Song, JungHoon Yoon, Sungman Kim, Jae Hwa Park, YoungJe Cho
  • Patent number: 10295862
    Abstract: A liquid crystal display includes a first display panel and a second display panel facing each other, a driver connecting line disposed on the first display panel, a driving circuit part connected to the driver connecting line, a backlight unit disposed adjacent to the first display panel, a reinforcing part overlapping the driver connecting line and disposed adjacent to at least one side of the second display panel, a second polarizer disposed on the second display panel, and a film layer disposed on the second polarizer and the reinforcing part. The second polarizer overlaps a top surface of the second display panel and does not overlap a top surface of the reinforcing part.
    Type: Grant
    Filed: July 29, 2015
    Date of Patent: May 21, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Hwan Jeon, Sang Hwan Lee, Ki Seok Cha
  • Patent number: 10288916
    Abstract: A liquid crystal display (“LCD”) device is capable of consuming relatively less power and significantly reducing flickering that may occur when the LCD device is driven by low frequency, the LCD device including: a liquid crystal layer disposed between the first substrate and the second substrate; a gate line; a data line intersecting the gate line; a timing controller outputting a gate control signal by a frequency of about 15 hertz (Hz) to about 30 Hz; a first electrode on the first substrate; and a second electrode on the first substrate, the second electrode spaced apart from the first electrode. The first electrode includes a plurality of first branch electrodes having an angle of about 9 degrees to about 30 degrees with respect to a normal line which is orthogonal to the gate line.
    Type: Grant
    Filed: February 2, 2017
    Date of Patent: May 14, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Mihwa Lee, Minhee Kim, Taeho Kim, Soyoun Park, Soojung Youn, Changhun Lee
  • Patent number: 10281781
    Abstract: A display device includes a first substrate including a display area and a non-display area which is outside the display area; a first gate signal line and a second gate signal line each on the non-display area of the first substrate; a connection electrode which is on the non-display area of the first substrate and connects the first gate signal line and the second gate signal line to each other; and a static electricity prevention pattern which is on the non-display area of the first substrate and on the connection electrode.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: May 7, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Byung Gon Kum, Seong Gyu Kwon, Sang Il Kim, Tae Woo Lim, Sang Gil Lee
  • Patent number: 10281771
    Abstract: In a liquid crystal display device having an alignment film subjected to an optical alignment process, the frame area can be reduced while maintaining the reliability of the sealing portion. To achieve this, in the display area, the alignment process is performed with UV light on the alignment film, to form an area in which the alignment film is not formed in the opposing first and second sides, and to form an area in which the amount of UV light irradiation on the alignment film is one fourth or less of the display area in the opposing third and fourth sides. In the first and second sides, the sealing material overlaps the area in which the alignment film is not formed. In the third and fourth sides, the sealing material overlaps the area in which the amount of UV light irradiation is one fourth or less of the display area.
    Type: Grant
    Filed: May 3, 2016
    Date of Patent: May 7, 2019
    Assignee: Japan Display Inc.
    Inventors: Hidehiro Sonoda, Noboru Kunimatsu, Takenori Hirota, Yosuke Hyodo, Yasuo Imanishi, Yasushi Tomioka
  • Patent number: 10274779
    Abstract: The present disclosure provides a method for manufacturing a display substrate, a display substrate, and a display device. The method for manufacturing a display substrate comprises: providing a container, which is positioned horizontally and which contains a curable liquid, and the bottom of which is flat; immersing a side of the substrate parallel to the bottom of the container in the horizontal direction into the curable liquid; and performing curing treatment of the curable liquid until the curable liquid is solidified on the side of the substrate to form a film layer.
    Type: Grant
    Filed: July 20, 2017
    Date of Patent: April 30, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Guoqiang Zhong, Sangman Yuk, Bin Li, Tao Zhu, Huifang Yuan, Wenhao Tang, Haibin Yin, Qun Fang, Anxin Dong, Jian Chen