Patents Examined by Alexander P Gross
  • Patent number: 10585312
    Abstract: A laminate is capable of forming an orientation film formed by orienting a rod-like liquid crystal compound or a disk-like liquid crystal compound having a horizontal orientation ability or a vertical orientation ability with respect to a surface of the laminate, on the surface, by using an orientation restraining force of the surface, the laminate including: a cholesteric liquid crystal layer. An optical film sequentially includes: a support; a cholesteric liquid crystal layer; and an orientation film.
    Type: Grant
    Filed: August 23, 2017
    Date of Patent: March 10, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Nobuyuki Akutagawa, Jun Takeda, Akio Tamura
  • Patent number: 10585317
    Abstract: The present disclosure relates to a COA substrate and a manufacturing method thereof, a display device. The COA substrate includes the following layers in a wiring region: a first conduction layer including a signal wire lead; an insulation layer having a first via to expose the signal wire lead; a second conduction layer including a first metal pattern with a second via; a flat layer having a hollowed-out region; and a connection pattern. The second via is at least in part located within the hollowed-out region, and orthographic projections of a border of a portion of the second via which is located within the hollowed-out region and a border of the first via on the base substrate overlap. The connection pattern extends through the first via and the second via and connects to the signal wire lead.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: March 10, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Zhicai Xu, Kui Zhang, Hui Li, Mengqiu Liu
  • Patent number: 10578929
    Abstract: Provided is a liquid crystal display panel including a first pixel that is brought into abutment against a photospacer, second pixels having opening regions of the same color as a color of an opening region of the first pixel, and third pixels being other pixels and having the largest area of opening regions. A distance between a photospacer set position and a through-hole in each pixel is larger in the first pixel and in the second pixels than in the third pixels.
    Type: Grant
    Filed: May 7, 2018
    Date of Patent: March 3, 2020
    Assignee: Mitsubishi Electric Corporation
    Inventors: Naruhito Hoka, Kazunori Okumoto, Manabu Tanahara
  • Patent number: 10571739
    Abstract: A LCD display device and a method for manufacturing the same are disclosed. The LCD display device comprises an array substrate and an aligning substrate that are oppositely arranged, wherein the array substrate comprises a gate line and a data line that are arranged in a crossed manner; and a liquid crystal layer disposed between the array substrate and the aligning substrate. On the side of the array substrate away from the liquid crystal layer, there are provided successively a second polarizer, a light guide plate and a backlight source. A first polarizer is disposed on the side of the aligning substrate away from the liquid crystal layer. Further, the LCD display device also comprises a reflective grid disposed between the array substrate and the light guide plate, wherein the reflective grid is arranged in a shape and position corresponding to at least one of the gate line and data line.
    Type: Grant
    Filed: April 13, 2017
    Date of Patent: February 25, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE MULTIMEDIA TECHNOLOGY CO., LTD.
    Inventor: Xiangchun Xiao
  • Patent number: 10558088
    Abstract: A display substrate motherboard and a display device are provided. The display substrate motherboard includes a plurality of display regions spaced from each other; an assistant support structure between two adjacent display regions of the plurality of display regions, and a height of the assistant support structure increases gradually from an edge of the assistant support structure towards a central location of the assistant support structure along a predetermined direction.
    Type: Grant
    Filed: May 3, 2018
    Date of Patent: February 11, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTORNICS TECHNOLOGY CO., LTD.
    Inventors: Cong Tan, Jian Ma, Wenming Ren, Chengyong Zhan
  • Patent number: 10551682
    Abstract: An active matrix substrate includes: first to third lines formed in first to third line layers, respectively, a signal different from a signal supplied to the first lines and the second lines being supplied to the third lines; first connection lines 21a, 21b that connect the first lines or the second lines with the first terminals; and second connection lines 24c that connect the third lines with the second terminals. One of two adjacent ones of the first connection lines is at least partially formed in one of the first line layer and the second line layer, and the other is at least partially formed in the other line layer. In areas that are in the sealing area and where the first connection lines and the second connection lines are superposed, the two of the first connection lines are at least partially superposed when viewed in a plan view.
    Type: Grant
    Filed: August 12, 2016
    Date of Patent: February 4, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Isao Ogasawara, Yoshimasa Chikama, Yoshihito Hara
  • Patent number: 10551672
    Abstract: A display device includes: a first substrate; a second substrate facing the first substrate; a light amount control layer between the first substrate and the second substrate; a first line disposed on the first substrate and extending in a first direction and a second line disposed on the first substrate and extending in a second direction which intersects the first direction; a light blocking member disposed on the first substrate and overlapping at least one of the first line and the second line; a plurality of color conversion layers on the second substrate in respective pixel areas; and a partition wall among the plurality of color conversion layers, corresponding to the first line and the second line. The partition wall has a width less than a width of the light blocking member.
    Type: Grant
    Filed: March 15, 2017
    Date of Patent: February 4, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seontae Yoon, Junghyun Kwon, Donguk Kim, Haeil Park, Junhan Lee
  • Patent number: 10551681
    Abstract: A liquid crystal panel includes: a first substrate including multiple pixel electrodes; a liquid crystal layer; and a second substrate. The domains in the display unit region located in an nth row are arranged in an order of a first domain, a second domain, a third domain, and a fourth domain. Each of the pixel electrodes is provided with multiple fine slits parallel to the alignment vectors of the respective domains. Each of the pixel electrodes includes a region where the fine slits do not exist, at both ends of the pixel electrode parallel to the row direction and at one or both of ends of the pixel electrode parallel to the column direction. A portion having a largest width of the region where the fine slits do not exist is included in one or both of the ends of the pixel electrode parallel to the row direction.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: February 4, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Fumikazu Shimoshikiryoh, Shinichi Terashita, Kouichi Watanabe
  • Patent number: 10539828
    Abstract: A polarizing light emitting plate includes a polarizing layer having a polarizing axis substantially parallel to a first direction, a quantum rod layer including quantum rods aligned in the first direction, and an attachment layer between the polarizing layer and the quantum rod layer and comprising an adhesive material.
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: January 21, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Daehyun Kim, Jaebyung Park, Hyundeok Im, Jonghyuk Kang, Hyunmin Cho
  • Patent number: 10534190
    Abstract: Provided is a naked-eye three dimensional display device including: a third substrate, a second liquid crystal layer, a first electrode and a second electrode and a two dimensional display panel including a first substrate, a second substrate and a first liquid crystal layer disposed between the first substrate and the second substrate; the third substrate is disposed opposite to the second substrate on a side of the second substrate away from the first substrate; the second liquid crystal layer is disposed between the second substrate and the third substrate; the first electrode and the second electrode are disposed between the second substrate and the third substrate, and the first electrode and the second electrode are configured to apply an electric field to liquid crystal in the second liquid crystal layer to form a light splitting device for three dimensional display.
    Type: Grant
    Filed: April 11, 2017
    Date of Patent: January 14, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Guiyu Zhang, Ming Hu, Ming Zhang, Jing Wang, Zouming Xu
  • Patent number: 10509246
    Abstract: A display panel and a driving method and manufacturing method thereof, and a display device. The display panel includes a base substrate, a dielectric layer provided on the base substrate, and a refractive index variable layer provided on a side of the dielectric layer away from the base substrate; the refractive index variable layer is in contact with the dielectric layer and has a contact surface with the dielectric layer, and the refractive index variable layer can change the refractive index so that the light entering from the light incident side is totally reflected or transmitted at the contact surface.
    Type: Grant
    Filed: May 19, 2017
    Date of Patent: December 17, 2019
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Xiao Zhang, Pengxia Liang, Kang Guo, Xin Gu
  • Patent number: 10509149
    Abstract: An organic light emitting diode device includes an organic light emitting display panel and a circular polarizing plate disposed on the organic light emitting display panel and including a polarizer and a compensation film, where a retardation of the compensation film in a first direction is determined based on a retardation of the organic light emitting display panel in the first direction.
    Type: Grant
    Filed: August 23, 2016
    Date of Patent: December 17, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tsuyoshi Ohyama, Kitae Park, Hyunseok Choi, Ju Hyun Kim
  • Patent number: 10509277
    Abstract: The present invention provides a LCD device, comprising: a backlight module, comprising a light emitting surface and an opposite back surface; a liquid crystal panel, on the light emitting surface, wherein a signal binding end is disposed on a front surface, away from the backlight module, of the liquid crystal panel; and a COF, comprising a flexible circuit board, and a binding part and a driver chip on a first surface of the flexible circuit board, wherein the flexible circuit board is connected to the signal binding end through the binding part and is bent extendedly to the back surface of the backlight module; and in the region of the flexible circuit board at the back surface of the backlight module, the first surface of the flexible circuit board comprises a first area facing away from the backlight module, and the driver chip is connected to the first area.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: December 17, 2019
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yujie Bai, Chun-hung Huang
  • Patent number: 10504930
    Abstract: A reflective LCD panel includes a plurality of pixel units, each of which includes: first and second substrates, first and second scan lines, first and second data lines, a liquid crystal layer, and first, second, third, and fourth pixel structures. The first and second scan lines and the first and second data lines are disposed on the first substrate. Each of the first, second, third, and fourth pixel structures is electrically connected to one of the first and second scan lines and one of the first and second data lines, respectively. The first, second, third, and fourth pixel structures respectively include: an active component and a reflective pixel electrode electrically connected to the active component, and a reflective area ratio of the first, second, third, and fourth pixel structures is 1:2:4:8 or 2:1:4:8. Here, 16 gray scales may be displayed for achieving better visual effects.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: December 10, 2019
    Assignee: HannStar Display Corporation
    Inventors: Ming-Chang Yu, Cheng-Yen Yeh, Chen-Hao Su, Yu-Chen Liu
  • Patent number: 10468473
    Abstract: Carbon allotropes, a thin-film transistor array substrate comprising the same, and a display device comprising the same are disclosed. The thin-film transistor array substrate comprising a substrate, a gate electrode on the substrate, a gate insulating film on the gate electrode, an active layer positioned on the gate insulating film and comprising a semiconductor material and a plurality of carbon allotropes, and a source electrode and a drain electrode that make contact with the active layer.
    Type: Grant
    Filed: December 23, 2016
    Date of Patent: November 5, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: Jiyeon Kang, Changeun Kim, Jeongeun Baek, Sungjin Kim
  • Patent number: 10459282
    Abstract: The present disclosure relates to the field of display technologies, and discloses a display device for reducing a thickness of the display device, so as to obtain a thinner display device and simplify the manufacture process. The display device includes a first substrate and a second substrate arranged oppositely; as well as a plurality of color control light-emitting units, a wire grid polarizer and a plurality of transmittance adjustment pixel units arranged sequentially from an inner side of the first substrate towards an inner side of the second substrate.
    Type: Grant
    Filed: August 15, 2016
    Date of Patent: October 29, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Qian Wang, Xue Dong, Xiaochuan Chen, Pengcheng Lu, Xiaochen Niu, Jian Gao, Ming Yang
  • Patent number: 10459289
    Abstract: A display device includes a backlight plate, a first panel and a second panel. The backlight plate includes a plurality of light emission zones. The first panel is disposed on the backlight plate, and the first panel includes a plurality of first pixels. The second panel is disposed on the first panel, and the second panel includes a plurality of second pixels. A diffusion plate disposed between the first panel and second panel. A number of light emission zones is less than or equal to a number of first pixels. The number of first pixels is less than a number of second pixels.
    Type: Grant
    Filed: October 4, 2017
    Date of Patent: October 29, 2019
    Assignee: INNOLUX CORPORATION
    Inventors: Ming-Chia Shih, Cheng-Jen Chu, Chung-Kuang Wei
  • Patent number: 10459277
    Abstract: A display device includes a base portion including a pixel area including a light-transmitting area and a light-blocking area; a projection portion disposed on the light-blocking area of the base portion and including a first sub-color filter and a second sub-color filter overlapping over an overlap area; a light-blocking member disposed on the projection portion and overlapping the base portion; and a spacing member disposed on the light-blocking member, made of the same material as the light-blocking member and overlapping the projection portion.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: October 29, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sun Kyu Joo, Su Jeong Kim, Jang Wi Ryu, Yi Seop Shim, Keun Chan Oh, Jae Jin Lyu, Jun Woo Lee, Chang Soon Jang, Young Bong Cho, Chul Huh
  • Patent number: 10444576
    Abstract: A drain layer lead line connecting an image signal line and a terminal of an IC driver is interrupted in the middle, and the gap is bridged by bridging ITO that is formed at the same time as pixel ITO. Thus, the difference in the length of the lead lines is adjusted such that the length of the bridging ITO in the lead line connected to the terminal in the center of the IC driver is longer than the length of the bridging ITO in the lead line connected to the terminal in the end of the IC driver to reduce the difference in the wiring resistance of the lead lines due to the difference in the length of the lead lines depending on the location.
    Type: Grant
    Filed: October 4, 2017
    Date of Patent: October 15, 2019
    Assignee: Japan Display Inc.
    Inventor: Takahiro Nagami
  • Patent number: 10429893
    Abstract: A flexible display device that may fold so that a neutral surface has a radius of curvature is provided. The flexible display device includes a plurality of panel layers that are sequentially stacked on one another and comprise a display panel layer configured to display an image and a transparent protective panel layer; and adhesive layers that sequentially adhere the plurality of panel layers to one another. An elastic modulus and a thickness of each of the adhesive layers and the plurality of panel layers are determined so that a neutral surface is located on a layer other than the display panel layer.
    Type: Grant
    Filed: December 18, 2014
    Date of Patent: October 1, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jun-hyung Kim, Won-ho Lee, Ho-seong Seo