Patents Examined by Dung T. Nguyen
  • Patent number: 11977307
    Abstract: The cholesteric liquid crystal display (CLCD) device includes first and second cholesteric liquid crystal panels that reflect light within different wavelength ranges. Both panels have gate lines that extend from one side to the other. A gate driver is electrically connected to the first panel's gate lines. Additionally, a flexible printed circuit is electrically connected to both the first and second panels' gate lines.
    Type: Grant
    Filed: July 17, 2023
    Date of Patent: May 7, 2024
    Assignee: HIMAX TECHNOLOGIES LIMITED
    Inventor: Han Wen Huang
  • Patent number: 11971635
    Abstract: A U-shaped unit and a liquid crystal element with U-shaped coplanar electrode units provided by the invention are capable of increasing a horizontal electric field intensity in a power supply state, so that when the invention is applied to be used as a liquid crystal driving element, a required horizontal electric field intensity can be achieved with a lower driving voltage to reduce a required driving power when the liquid crystal element is used as a display screen, thereby achieving an effect of power saving.
    Type: Grant
    Filed: January 16, 2023
    Date of Patent: April 30, 2024
    Assignee: TUNGHAI UNIVERSITY
    Inventors: Chia-Yi Huang, Wei-Fan Chiang, Yi-Hong Shih
  • Patent number: 11966127
    Abstract: A display device includes a substrate including a display area and a non-display area surround the display area, the non-display area including a pad area, a bending area disposed between the display area and the pad area, and a surrounding area disposed between the pad area and the bending area, a fan-out part disposed on the non-display area on the substrate and including a plurality of conductive lines that connects signal lines in the display area and pads in the pad area, and a strain gauge disposed on the substrate in the surrounding area.
    Type: Grant
    Filed: August 2, 2021
    Date of Patent: April 23, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventor: Minhyuk Im
  • Patent number: 11966108
    Abstract: An LCD display, comprising an active display area, a backlight to illuminate the active display area, and an LCD display stack. The LCD display stack may comprise a substrate, a liquid crystal layer over the substrate, and liquid crystal cover layer. The substrate, the liquid crystal layer, and the liquid crystal cover layer define a liquid crystal cell. The LCD display stack has an edge seal extending between the substrate and the liquid cover layer, and extends over the active display area and beyond the active display area to bend around an edge of the backlight, such that the edge seal lies beyond the active display area.
    Type: Grant
    Filed: May 5, 2020
    Date of Patent: April 23, 2024
    Assignee: FLEXENABLE TECHNOLOGY LIMITED
    Inventors: William Reeves, Andrew Robert James Russell, James Harding
  • Patent number: 11960184
    Abstract: The present invention discloses a display panel and an electronic terminal. The display panel includes a first display region and a second display region. The second display region includes a plurality of display subregions. Each of the plurality of display subregions includes a display portion and a light-transmitting portion. Each of the plurality of display subregions includes a switch control unit, a liquid crystal layer, a transparent electrode group, and a color filter layer. The liquid crystal layer is disposed in the display portion and the light-transmitting portion. The transparent electrode group is configured to control a deflection direction of liquid crystal molecules in the liquid crystal layer, which puts the light-transmitting portion in a light-transmitting state or an opaque state.
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: April 16, 2024
    Inventors: Wenqiang Yu, Guanghui Liu, Chao Wang
  • Patent number: 11953769
    Abstract: An electronic modulating device is provided, which includes a first substrate, an electrode, and an insulating layer. The electrode is disposed on the first substrate, wherein the electrode comprises an opening defining a top edge and a bottom edge of the electrode, and the opening has a central portion. The insulating layer is disposed on the electrode and within the opening. Wherein a thickness of the insulating layer at the bottom edge is greater than a thickness of the insulating layer at the central portion, and the electrode has a first inner side and at least a portion of the first inner side is uneven.
    Type: Grant
    Filed: April 21, 2023
    Date of Patent: April 9, 2024
    Assignee: INNOLUX CORPORATION
    Inventors: Liang-Yun Chiu, Tsung-Han Tsai
  • Patent number: 11953660
    Abstract: A reflective member includes an incident surface configured to receive incident light; a reflective surface configured to receive the incident light from the incident surface and reflect the incident light; an emission surface configured to receive the reflected light from the reflective surface and emit the reflected light; and a light blocking portion disposed on at least one edge of either one or both of the incident surface and the emission surface, wherein an end of the light blocking portion includes a plurality of convex portions and a plurality of concave portions.
    Type: Grant
    Filed: February 24, 2021
    Date of Patent: April 9, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: So Mi Yang, Jin Se Kim
  • Patent number: 11947207
    Abstract: The present application discloses a liquid crystal display panel and a method of manufacturing the same. The liquid crystal display panel includes a pixel area, and further includes: a glass substrate serving as a light guide plate; a reflective layer disposed on a side of the light guide plate; a grating structure disposed on a side of the light guide plate away from the reflective layer, and corresponding to the pixel area; a planarization layer disposed on a side of the grating structure away from the light guide plate; and a thin-film transistor layer disposed on a side of the planarization layer away from the light guide plate.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: April 2, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Bingkun Yin, Changchih Huang, Guanghui Liu
  • Patent number: 11940699
    Abstract: Disclosed is an array substrate and a liquid crystal display panel including a display area and a non-display area at the periphery of the display area. The array substrate is provided with a plurality of conductive bonding pads distributed at intervals in the non-display area, in which the conductive bonding pad includes a first metal layer, an insulating layer and a conductive layer sequentially formed on a base substrate, in which the insulating layer is provided with a plurality of vias to electrically connect the conductive layer to the first common electrode, in which the via is provided in a slit shape and is disposed at a predetermined angle from a first direction in which the non-display area surrounds the display area.
    Type: Grant
    Filed: December 29, 2022
    Date of Patent: March 26, 2024
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yanna Yang, Haijiang Yuan
  • Patent number: 11940687
    Abstract: According to one embodiment, a display device includes a first substrate including a light-shielding layer and a conductive line having a first side surface and a second side surface on a side opposite to the first side surface, a second substrate opposed to the first substrate, a polymer dispersed liquid crystal layer held between the first substrate and the second substrate, and including a polymer and liquid crystal molecules, and a light-emitting element opposed to an end portion of at least one of the first substrate and the second substrate, wherein the first side surface is closer to the light-emitting element than the second side surface, and the light-shielding layer covers at least the first side surface of the conductive line.
    Type: Grant
    Filed: March 21, 2023
    Date of Patent: March 26, 2024
    Assignee: Japan Display Inc.
    Inventors: Tae Kurokawa, Kentaro Okuyama
  • Patent number: 11934058
    Abstract: Disclosed are a display device, a multi-screen display device using the same, which include a minimized bezel area and a method for manufacturing the display device. The display device including a display substrate including a plurality of subpixels respectively provided in a plurality of pixel areas defined by a plurality of data lines and a plurality of gate lines, a line substrate bonded to the display substrate by using a substrate bonding member and including a plurality of data routing lines, and a side data connection member provided on one side of each of the display substrate and the line substrate to connect the plurality of data lines to the plurality of gate lines in a one-to-one relationship.
    Type: Grant
    Filed: September 26, 2022
    Date of Patent: March 19, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: WooNam Jeong, SeungChul Lee
  • Patent number: 11927858
    Abstract: An array substrate includes: a substrate, and a thin film transistor TFT, a first passivation layer and a transparent electrode disposed on the substrate. Only the first passivation layer is disposed between the transparent electrode and an active layer in the TFT. In this way, a film structure of the array substrate is effectively simplified because no organic insulation layer is disposed in the array substrate, thereby simplifying a manufacturing process of the array substrate and reducing the manufacturing cost of the array substrate.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: March 12, 2024
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jian Ma, Wenming Ren
  • Patent number: 11918096
    Abstract: Provided are a color change module using a reflective display, and an independent type color change control apparatus providing an electrical signal for changing a color of the color change module. The color change module can include a module base, the reflective display, a first external electrode and a second external electrode. The module base has a shape corresponding to an object for attachment. The reflective display is provided on an upper surface of the module base, and displays information in a manner wherein light coming from outside is reflected. The first external electrode and the second external electrode are provided to be connected to the reflective display and to be exposed to outside for receiving the information to be displayed on the reflective display from the independent type color change control apparatus.
    Type: Grant
    Filed: February 8, 2021
    Date of Patent: March 5, 2024
    Assignee: KOREA ELECTRONICS TECHNOLOGY INSTITUTE
    Inventor: Soon Hyung Kwon
  • Patent number: 11921381
    Abstract: A display device includes: a plurality of pixel electrodes arranged in the display region of a first substrate; a color filter provided on a second substrate opposing the first substrate and overlapping the pixel electrode; a planarization insulating layer provided on the color filter; a common electrode provided on the planarization insulating layer and having an opening; a spacer arranged between the pixel electrode and the common electrode; and a light-shielding layer provided between the first substrate and the pixel electrode and overlapping the spacer.
    Type: Grant
    Filed: March 10, 2023
    Date of Patent: March 5, 2024
    Assignee: Japan Display Inc.
    Inventor: Kenji Tanase
  • Patent number: 11921378
    Abstract: The present disclosure relates to an electrode structure and a display panel. The electrode structure includes: first and second electrode portion and a conductive connection portion. The first electrode portion includes a first connection bar and first electrode bars. The first connection bar has a first side and a second side. The first electrode bars are located on the first side and connected to the first connection bar, and ends of adjacent first electrode bars away from the first connection bar are in an open shape. The second electrode portion includes a second connection bar and a second electrode bars. The second connection bar has a third side and a fourth side. The second electrode bars are located on the third side and connected to the second connection bar, and ends of adjacent second electrode bars away from the second connection bar are in an open shape.
    Type: Grant
    Filed: October 30, 2020
    Date of Patent: March 5, 2024
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yifu Chen, Yingying Qu, Ting Dong, Jianhua Huang, Lingdan Bo, Feng Qu
  • Patent number: 11906862
    Abstract: According to one embodiment, a display device includes a semiconductor layer, a first insulating layer, a gate electrode, a second insulating layer and a plurality of transparent conductive layers. The transparent conductive layers include a pixel electrode, a first conductive layer and a second conductive layer. The pixel electrode is in contact with the second conductive layer. The second conductive layer is in contact with the first conductive layer. The first conductive layer is brought into contact with a second region of the semiconductor layer through a first contact hole.
    Type: Grant
    Filed: October 4, 2022
    Date of Patent: February 20, 2024
    Assignee: JAPAN DISPLAY INC.
    Inventors: Isao Suzumura, Fumiya Kimura, Kazuhide Mochizuki, Hitoshi Tanaka, Kenichi Akutsu, Atsuko Shimada
  • Patent number: 11906859
    Abstract: The present disclosure provides a display substrate and a display device. The display substrate includes a base substrate, and a transistor, an anti-static wire, a first anti-static resistor and a first ground bonding pad on the base substrate, wherein a first terminal of the first anti-static resistor is electrically connected to a first end of the anti-static wire, a second terminal of the first anti-static resistor is electrically connected to the first ground bonding pad, and the first anti-static resistor is at a different layer from a layer at which the anti-static wire is located and a layer at which the first ground bonding pad is located, and is at a same layer as an active layer of the resistor.
    Type: Grant
    Filed: March 31, 2023
    Date of Patent: February 20, 2024
    Assignees: Beijing BOE Technology Development Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hongfei Cheng, Hui Li
  • Patent number: 11906871
    Abstract: An electronic paper package structure including a substrate, an electronic ink layer, a cover plate, at least one water vapor barrier and a sealant is provided. The electronic ink layer is disposed on the substrate. The cover plate covers the electronic ink layer, wherein the electronic ink layer is located between the substrate and the cover plate, and a groove is defined by a lower surface of the cover plate, a side surface of the electronic ink layer and an upper surface of the substrate. The at least one water vapor barrier is disposed in the groove. The sealant is filled into the groove to cover the at least one water vapor barrier.
    Type: Grant
    Filed: February 24, 2021
    Date of Patent: February 20, 2024
    Assignee: E INK HOLDINGS INC.
    Inventor: Jen-Shiun Huang
  • Patent number: 11899299
    Abstract: A display apparatus includes a first film; a second film; a first substrate provided between the first film and the second film, the first substrate including a first protruding member protruding in a first direction from an edge of the first film and an edge of the second film; a second substrate provided between the first film and the second film, the second substrate including a second protruding member protruding in the first direction from an edge of the first substrate; a liquid crystal layer provided between the first substrate and the second substrate; a cover extending from the edge of the first film in the first direction; a photocuring material provided between the cover and the first protruding member of the first substrate, and attaching the cover to the first protruding member; and a blackening material blackened by light provided on at least a portion of a surface of the cover.
    Type: Grant
    Filed: August 12, 2022
    Date of Patent: February 13, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sungmin Kim, Juhyun Lee
  • Patent number: 11880110
    Abstract: Provided are an array substrate and a display panel. The array substrate includes: a base and first leads and second leads disposed in a non-display area on the base, the first leads are electrically connected to pixel electrodes, the second leads are electrically connected to a common electrode or to a ground electrode, the array substrate further includes an electrically actuated component, a bottom surface of which is conductive. After the electrically actuated component changes from an energized state to a de-energized state, the bottom surface is deformed and contacts at least part of the first leads and at least part of the second leads. The pixel electrodes and the common electrode or the ground electrode are shorted as the bottom surface of the electrically actuated component contacts the first leads and the second leads, to release residual charge on the pixel electrode.
    Type: Grant
    Filed: November 25, 2022
    Date of Patent: January 23, 2024
    Assignees: Mianyang HKC Optoelectronics Technology Co., Ltd., HKC CORPORATION LIMITED
    Inventors: Rong Tang, Baohong Kang