Patents Examined by Sang V Nguyen
  • Patent number: 11686985
    Abstract: Some of a plurality of image signal lines of a display apparatus according to one embodiment includes: a plurality of bypass wiring portions (bypass wirings) arranged in a frame region so as to have both ends being connected to a plurality of extension wiring portions (extension wirings). The plurality of bypass wiring portions of the plurality of image signal lines include: a plurality of second-layer bypass wirings arranged in a second conductive layer; and a plurality of third-layer bypass wirings arranged in a third conductive layer that is different from a first conductive layer and the second conductive layer. Each of an arrangement pitch between the plurality of second-layer bypass wirings and an arrangement pitch between the plurality of third-layer bypass wirings is smaller than an arrangement pitch between the plurality of image signal lines in a display region.
    Type: Grant
    Filed: July 5, 2022
    Date of Patent: June 27, 2023
    Assignee: JAPAN DISPLAY INC.
    Inventor: Hirotaka Hayashi
  • Patent number: 11681190
    Abstract: An array substrate and a display panel are provided. The array substrate includes a base substrate, a plurality of data lines, and a plurality of color resists. A bending unit is provided on the data line, so that an edge of a portion where the color resist covers the bending unit does not overlap with the data line, and thus is conducive for an external device to monitor an actual width of the portion where the color resist covers the bending unit.
    Type: Grant
    Filed: August 5, 2020
    Date of Patent: June 20, 2023
    Inventor: Ping Luo
  • Patent number: 11681191
    Abstract: A display device includes a first pixel electrode having a first strip electrode and a second strip electrode, a second pixel electrode having a third strip electrode and a fourth strip electrode disposed in the second main pixel, and a light-shielding layer overlapping the first strip electrode. The light-shielding layer has a first opening exposing the second strip electrode, and a second opening exposing the third strip electrode and the fourth strip electrode. A size of the first opening is less than a size of the second opening. A width of the second strip electrode is less than a width of the first strip electrode.
    Type: Grant
    Filed: August 29, 2022
    Date of Patent: June 20, 2023
    Assignee: Japan Display Inc.
    Inventor: Koichiro Adachi
  • Patent number: 11681189
    Abstract: A display device including a gate line and a storage line arranged in a first direction, a data line and a partial voltage reference line arranged in a second direction crossing the first direction, a first TFT, a second TFT, and a third TFT each including a drain electrode and a source electrode, a color filter disposed on the first, second, and third TFTs and including a first via hole exposing the source and drain electrodes of the third TFT, and an insulating layer disposed on the color filter and including a first contact hole exposing the storage line and a second contact hole exposing the drain electrode of the third TFT, in which the first and second contact holes are disposed in the first via hole when viewed in plan.
    Type: Grant
    Filed: September 1, 2020
    Date of Patent: June 20, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Do Yeong Park, Seul Bee Lee, Soo Hong Cheon
  • Patent number: 11676973
    Abstract: A display device includes a substrate, a transistor, a first insulating layer, a transfer pad, a second insulating layer, and a pixel electrode. The transistor is disposed on the substrate and includes a drain. The first insulating layer is disposed on the transistor and includes a first contact hole. The transfer pad is disposed on the first insulating layer and contacts the drain through the first contact hole. The transfer pad is filled into a bottom of the first contact hole to form a first contact region. The second insulating layer is disposed on the transfer pad and includes a second contact hole. A bottom of the second contact hole exposes part of the transfer pad to form a second contact region. The pixel electrode is disposed on the second insulating layer and contacts the transfer pad through the second contact hole.
    Type: Grant
    Filed: May 4, 2021
    Date of Patent: June 13, 2023
    Assignee: Innolux Corporation
    Inventors: Ming-Jou Tai, Chia-Hao Tsai
  • Patent number: 11675223
    Abstract: A display device includes a plurality of light emitting units and a light adjusting layer disposed on the light emitting units. The light adjusting layer includes at least one light adjusting structure, and one light adjusting structure is corresponding to at least three of the light emitting units. The display device provides a sum of viewing-angles of a first number of the light emitting units when the first number of the light emitting units is turned on, and the display device provides a sum of viewing-angles of a second number of the light emitting units when the second number of the light emitting units is turned on. The first number is less than the second number, and the sum of viewing-angles of the first number of the light emitting units is less than the sum of viewing-angles of the second number of the light emitting units.
    Type: Grant
    Filed: August 18, 2022
    Date of Patent: June 13, 2023
    Assignee: InnoLux Corporation
    Inventors: Hao-Yu Liou, Chih-Yung Hsieh, Toshihiko Araki, Chung-Kuang Wei, Li-Wei Sung
  • Patent number: 11675240
    Abstract: A liquid crystal display device includes: a plurality of scan lines and signal lines on one of a pair of substrates arranged to be opposed to each other with a liquid crystal layer sandwiched therebetween, the scan lines and signal lines extending in different directions; and an orientation film, pixel electrode, insulating layer and common electrode, the orientation film being rubbed in a rubbing direction having a given inclination with respect to a pixel arrangement direction. The pixel electrode is partitioned by the scan lines and signal lines and has subpixels made up of first and second regions. The first region has a plurality of slit-shaped openings having a given inclination in a first direction with respect to the rubbing direction. The second region has a plurality of slit-shaped openings having a given inclination in a second direction with respect to the rubbing direction.
    Type: Grant
    Filed: January 11, 2022
    Date of Patent: June 13, 2023
    Assignee: Japan Display Inc.
    Inventors: Daisuke Ito, Hideyuki Omori
  • Patent number: 11675241
    Abstract: According to an aspect, a display device includes: a substrate; a display region; a peripheral region; signal lines; terminals; wires coupling the terminals and the signal lines in the peripheral region; and first and second metal layers in different layers perpendicularly to the substrate and an insulating film in the peripheral region. The peripheral region includes: a first wiring region, in which the wires are electrically coupled to the signal lines; a second wiring region between the first wiring region and the terminals, and in which at least one or more wires pass through the first and second metal layers; and a third wiring region between the first and second wiring regions, and in which the wires extend in a second direction intersecting the first direction. The third wiring region includes contacts coupling the first and second metal layers, and a virtual line connecting the contacts has a curved shape.
    Type: Grant
    Filed: May 2, 2022
    Date of Patent: June 13, 2023
    Assignee: Japan Display Inc.
    Inventors: Gen Koide, Hiroyuki Abe, Kazune Matsumura
  • Patent number: 11676972
    Abstract: A display device includes a first transistor. The first transistor includes an oxide semiconductor layer, a first gate electrode facing the oxide semiconductor layer and a gate insulating layer between the oxide semiconductor layer and the first gate electrode. The first gate electrode has hydrogen storage properties.
    Type: Grant
    Filed: April 8, 2022
    Date of Patent: June 13, 2023
    Assignee: Japan Display Inc.
    Inventors: Yoshitaka Ozeki, Satoshi Tokura
  • Patent number: 11668986
    Abstract: An array substrate is provided. One of a first electrode layer and a second electrode layer in the array substrate includes at least one slit electrode. The slit electrode is disposed between two adjacent data leads in the array substrate, and includes an electrode connecting portion and a plurality of first strip-shaped sub-electrodes. The electrode connecting portion includes a first connecting section parallel to and adjacent to the data lead. A width of the first strip-shaped sub-electrode gradually decreases along a direction going away from the first strip-shaped sub-electrode, and a distance between two adjacent first strip-shaped sub-electrodes in a direction parallel to an extending direction of the first connecting section gradually increases along the direction going away from the first connecting section.
    Type: Grant
    Filed: January 24, 2022
    Date of Patent: June 6, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Zheng Fang, Pengxia Liang, Ge Shi, Song Yang, Yujie Liu, Jiahui Han, Yanliu Sun, Hyunsic Choi, Hongpeng Li
  • Patent number: 11668981
    Abstract: The disclosure provides a display device including a first display panel and a second display panel. The second display panel is disposed above the first display panel. The first display panel includes a first pixel unit. The first pixel unit includes a first sub-pixel and a second sub-pixel, where the first sub-pixel and the second sub-pixel are connected in parallel. The display device of the disclosure has better yield.
    Type: Grant
    Filed: June 1, 2022
    Date of Patent: June 6, 2023
    Assignee: Innolux Corporation
    Inventor: Meng-Chang Hung
  • Patent number: 11668604
    Abstract: Embodiments of the present disclosure include apparatuses and method for stacked polarizer imaging. In a number of embodiments, a method can include activating a first polarization layer of a plurality of polarization layers, detecting a first image with an array of pixels from a light source input that is polarized when passed through the first polarization layer, and determining, via a controller coupled to the array of pixels, whether a quality of the first image that was polarized by the first polarization layer meets a threshold. A stacked polarizer can include a plurality of polarizers that are stacked upon each other such that a light source input can be passed through the stack of polarizers and be detected by a pixel of an image sensor cell. Each of the polarizers in the stack of polarizers can be individually activated and deactivated.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: June 6, 2023
    Assignee: Micron Technology, Inc.
    Inventor: Zahra Hosseinimakarem
  • Patent number: 11662636
    Abstract: A display device includes a display panel including pixels, each including first, second, and third color pixels; a gate driver and a data driver connected to the pixel through a scan line and a data line, respectively. Each of the first, second, and third color pixels includes a color pixel electrode and a first transistor having a first electrode connected to the data line, a second electrode connected to the color pixel electrode, and a gate electrode connected to the scan line. A voltage distribution line is disposed to overlap the color pixel electrode of the third color pixel in a thickness direction extending in the second direction. A width of the second electrode of the first transistor of the third color pixel is greater than a width of that of each of the first and second color pixels in the first direction.
    Type: Grant
    Filed: April 20, 2021
    Date of Patent: May 30, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Yong Hee Lee
  • Patent number: 11656512
    Abstract: There are provided a display panel and a manufacturing method thereof. The display panel includes first and second display sub-panels with a gap region arranged therebetween; and a light-shielding layer at least located in the gap region, the first and second display sub-panels each include multiple pixel units arranged in an array, each pixel unit includes: a substrate; a data line on the substrate; a black matrix on a side of the data line away from the substrate, an orthographic projection of the data line on the substrate falls within that of the black matrix on the substrate, in at least one of the first and second display sub-panel, the black matrix of the pixel unit closest to the gap region and the light-shielding layer are arranged with an interval therebetween, the black matrix is located on a side of the light-shielding layer away from the gap region.
    Type: Grant
    Filed: November 2, 2021
    Date of Patent: May 23, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Peng Zhou, Xiaojing Qi, Bo Wu, Xiangdong Qin
  • Patent number: 11656516
    Abstract: According to an aspect, a light adjustment device includes: a panel unit in which a plurality of light adjustment panels are stacked in a first direction, the light adjustment panels each including a first substrate and a second substrate, the first substrate including at least two terminal groups each including a plurality of terminals that are capable of being coupled to one flexible printed circuit board, the second substrate overlapping with the first substrate; and a plurality of flexible printed circuit boards each of which is coupled to one of the terminal groups of a corresponding one of the light adjustment panels. A plurality of the terminal groups are arranged in a second direction intersecting the first direction when the panel unit is viewed in the first direction, and the flexible printed circuit boards do not overlap with one another when viewed in the first direction.
    Type: Grant
    Filed: March 29, 2022
    Date of Patent: May 23, 2023
    Assignee: Japan Display Inc.
    Inventor: Koichi Nagao
  • Patent number: 11656518
    Abstract: A display device includes a first display area including a plurality of first pixel areas and a second display area including a plurality of second pixel areas and a plurality of light transmitting areas. Each of the plurality of first pixel areas includes at least one first pixel to display an image. Each of the plurality of second pixel areas includes at least one second pixel to display the image. The light transmitting area does not include a pixel capable of displaying the image and has higher light transmittance than the second pixel area. In the second display area, at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a first direction, and at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a second direction different from the first direction.
    Type: Grant
    Filed: July 12, 2021
    Date of Patent: May 23, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun-Chol Bang, Won Kyu Kwak, Dong Wook Kim, Jin Woo Park, Sun-Ja Kwon
  • Patent number: 11657770
    Abstract: It is an object of the present invention to provide a display device in which problems such as an increase of power consumption and increase of a load of when light is emitted are reduced by using a method for realizing pseudo impulsive driving by inserting an dark image, and a driving method thereof. A display device which displays a gray scale by dividing one frame period into a plurality of subframe periods, where one frame period is divided into at least a first subframe period and a second subframe period; and when luminance in the first subframe period to display the maximum gray scale is Lmax1 and luminance in the second subframe period to display the maximum gray scale is Lmax2, (½) Lmax2<Lmax1<( 9/10) Lmax2 is satisfied in the one frame period, is provided.
    Type: Grant
    Filed: July 9, 2020
    Date of Patent: May 23, 2023
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Yasunori Yoshida, Hajime Kimura
  • Patent number: 11656508
    Abstract: A display device, including a substrate, a first transistor, a second transistor, a first pixel electrode, a second pixel electrode, and a common electrode layer, is provided. The first transistor and the second transistor are disposed on the substrate. The first pixel electrode is electrically connected to the first transistor. The second pixel electrode is electrically connected to the second transistor. The second pixel electrode is disposed adjacent to the first pixel electrode. The common electrode layer has a first slit. The first slit spans from the first pixel electrode to the second pixel electrode.
    Type: Grant
    Filed: January 12, 2022
    Date of Patent: May 23, 2023
    Assignee: Innolux Corporation
    Inventors: Feng-Ching Lin, Chia-Wei Tseng, Wen-Ming Hung, Shu-Hui Chang
  • Patent number: 11650468
    Abstract: Provided are a display panel and a display apparatus. In an embodiment, the display panel includes first sub-pixel rows, first gate lines, second sub-pixel rows, and second gate lines. The first sub-pixel row includes sub-pixels arranged along a first direction and is electrically connected to the first gate line. The second sub-pixel row includes sub-pixels arranged along the first direction and is electrically connected to the second sub-pixel row. The second gate line extends along the first direction. A length of the second gate line is smaller than a length of the first gate line. The display panel further includes a gate compensation line electrically connected to the second gate line. The gate compensation line and the second gate line are arranged along the second direction. The gate compensation line and the second gate line are electrically connected to a same second sub-pixel row.
    Type: Grant
    Filed: February 25, 2022
    Date of Patent: May 16, 2023
    Assignee: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventor: Changdi Chen
  • Patent number: 11646325
    Abstract: The present disclosure discloses a pixel structure, an array substrate and a display panel. The pixel structure includes a first data line; a first gate line and a second gate line; a first pixel unit and a second pixel unit. The first pixel units and second pixel units arranged along a second direction; a first pixel electrode relative to the second pixel electrode is close to the first data line, a first thin film transistor and second thin film transistors are arranged close to the first data line; first connecting trace is set between the first drain electrode and the first pixel electrode, a second connecting trace is set between the second drain electrode and the second pixel electrode to make a capacitance of the first pixel unit matching with a capacitance of the second pixel unit.
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: May 9, 2023
    Assignee: HKC CORPORATION LIMITED
    Inventors: Hung-chun Lin, Tienhao Chang, Yunqin Hu, Hongyan Chang, Ming hung Shih, Cheng-hung Chen, Wei Li