Patents Examined by James Dudek
  • Patent number: 11690250
    Abstract: A display panel includes a display region and a non-display region. The display region includes a first display region and at least one second display region. The first display region at least partially surrounds the at least one second display region. Each second display region of the at least one second display region includes at least two photosensitive device setting regions and a spacing region disposed between the at least two adjacent photosensitive device setting regions. The display region is provided with a plurality of sub-pixels and pixel driving circuits electrically connected to the plurality of sub-pixels. The pixel driving circuits corresponding to the plurality of sub-pixels in the spacing region are electrically connected to the pixel driving circuits located in the first display region through signal lead wires. The signal lead wires are arranged on both sides of sub-pixel rows along a first direction.
    Type: Grant
    Filed: October 4, 2022
    Date of Patent: June 27, 2023
    Assignee: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Min Cai, Zhiqiang Xia, Yangzhao Ma
  • Patent number: 11687189
    Abstract: A touch display device is disclosed. The touch display device includes a substrate, a scan line, a data line, a scan signal line, a thin film transistor, a touch signal line and a touch electrode. The scan line, the data line, the scan signal line, the thin film transistor, the touch signal line and the touch electrode are disposed on the substrate. An extending direction of the scan line is different from an extending direction of the data line, and the scan line and the data line are electrically connected to the thin film transistor. An extending direction of the scan signal line is different from the extending direction of the scan line, and the scan signal line is electrically connected to the scan line. The touch signal line is electrically connected to the touch electrode.
    Type: Grant
    Filed: November 9, 2021
    Date of Patent: June 27, 2023
    Assignee: HANNSTAR DISPLAY CORPORATION
    Inventors: Sz-Kai Huang, Cheng-Yen Yeh, Mu-Kai Kang, Jing-Xuan Chen
  • Patent number: 11682678
    Abstract: Provided is a method to manufacture a liquid crystal display device in which a contact hole for the electrical connection of the pixel electrode and one of the source and drain electrode of a transistor and a contact hole for the processing of a semiconductor layer are formed simultaneously. The method contributes to the reduction of a photography step. The transistor includes an oxide semiconductor layer where a channel formation region is formed.
    Type: Grant
    Filed: July 7, 2022
    Date of Patent: June 20, 2023
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Kaoru Hatano
  • Patent number: 11670628
    Abstract: A display device comprises an emission area and a sub area disposed on a side of the emission area and spaced apart from the emission area, electrodes disposed in the emission area and spaced apart from each other in a first direction and a second direction intersecting the first direction, the electrodes extending in the second direction, and light emitting elements having ends disposed on the electrodes spaced apart in the first direction. The emission area comprises a first area where some of the electrodes are spaced apart from each other in the second direction, and first dummy patterns disposed in the first area and spaced apart from the electrodes in the second direction.
    Type: Grant
    Filed: August 3, 2021
    Date of Patent: June 6, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Tae Hee Lee
  • Patent number: 11668966
    Abstract: The liquid crystal display device includes: a display region for displaying an image; and a frame region surrounding the display region, the liquid crystal display device sequentially including from a viewing surface side toward a back surface side: a first polarizing plate; a first substrate provided with a switching element connected to a gate line and a source line; a liquid crystal layer; a second substrate; and a second polarizing plate, in the frame region, the first substrate sequentially including from a viewing surface side toward a back surface side a support substrate, a reflectance-reducing layer, and a metal line layer that overlaps the reflectance-reducing layer and includes at least one of a gate line layer provided with the gate line or a source line layer provided with the source line, the reflectance-reducing layer having a lower viewing surface side reflectance than the metal line layer.
    Type: Grant
    Filed: May 18, 2022
    Date of Patent: June 6, 2023
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Akira Hirai, Yuichi Kawahira, Akira Sakai
  • Patent number: 11662613
    Abstract: Provided are a switchable viewing angle display module and a vehicle. The display module comprises a viewing angle switching panel, a liquid crystal display panel, and a driver circuit. The viewing angle switching panel includes a first substrate and a second substrate, a dye liquid crystal layer, and a drive electrode layer. The drive electrode layer is disposed on a side of the first substrate and/or the second substrate facing the dye liquid crystal layer. The drive electrode layer includes a plurality of drive electrodes arranged sequentially along a first direction, and an interval of a preset length is set between two adjacent ones of the plurality of drive electrodes. The driver circuit is electrically connected to the plurality of drive electrodes, respectively and configured to provide sequentially increasing drive voltages to the plurality of drive electrodes arranged sequentially along the first direction.
    Type: Grant
    Filed: April 5, 2022
    Date of Patent: May 30, 2023
    Assignee: Shanghai AVIC Optoelectronics Co., Ltd.
    Inventors: Qiang Dong, Xiaoping Sun, Xiongping Li, Qiongqin Mao
  • Patent number: 11662639
    Abstract: The present disclosure discloses a display panel and a display device. A part of the display panel corresponding to each pixel unit includes a pixel electrode layer, a first metal layer, a second metal layer, and a common electrode layer. The second metal layer includes a first data line and a second data line. The common electrode layer includes a common electrode, a main slot disposed on the common electrode, and a first slot and a second slot respectively located at different longitudinal positions. The first slot overlaps the first data line relative to the pixel electrode layer, and the second slot overlaps the second data line relative to the pixel electrode layer.
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: May 30, 2023
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yi Liu
  • Patent number: 11662635
    Abstract: Provided is a display panel. The display panel includes an array substrate, a color filter substrate, and a backlight module, wherein the array substrate includes a substrate and a photoelectric sensing device, the substrate is provided with a fingerprint recognition region, and an orthographic projection of the photoelectric sensing device on the substrate is within the fingerprint recognition region. The color filter substrate is disposed opposite to the array substrate, the backlight module is disposed on a side, distal from the array substrate, of the film substrate, and light emitted from the backlight module is capable of passing through the fingerprint recognition region.
    Type: Grant
    Filed: October 29, 2021
    Date of Patent: May 30, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventor: Yunping Di
  • Patent number: 11650447
    Abstract: A light control sheet including a light control layer and transparent electrode layers sandwiching the light control layer such that the transparent electrode layers apply a voltage to the light control layer. The light control layer has a light-shielding property which changes based on the voltage applied to the transparent electrode layers and is measurable by a light-shielding ratio defined by JIS L 1055:2009, and at least one target change ratio has a maximum value of 0.7 or more in an absolute value, where the target change ratio is a change ratio of the light-shielding ratio with respect to the voltage in a target range of the voltage in which the light-shielding ratio changes by 10%.
    Type: Grant
    Filed: September 17, 2021
    Date of Patent: May 16, 2023
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventor: Motoyasu Komatsu
  • Patent number: 11646320
    Abstract: A pixel array substrate, including multiple pixel structures, is provided. Each of the pixel structures includes a first common electrode, a thin film transistor, a conductive pattern, a first insulating layer, a color filter pattern, a second insulating layer, and a pixel electrode. The conductive pattern is electrically connected to the thin film transistor. A first portion of the conductive pattern is disposed on the first common electrode. The first insulating layer is disposed on the conductive pattern. The color filter pattern is disposed on the first insulating layer. The second insulating layer is disposed on the color filter pattern. The pixel electrode is disposed on the second insulating layer. In a top view of the pixel array substrate, the first portion of the conductive pattern covers all edges of the first common electrode within an opening of the color filter pattern.
    Type: Grant
    Filed: June 21, 2021
    Date of Patent: May 9, 2023
    Assignee: Au Optronics Corporation
    Inventors: Yueh-Chi Wu, Ti-Kuei Yu, Shu-Wen Liao
  • Patent number: 11644675
    Abstract: A head-mounted apparatus include an eyepiece that include a variable dimming assembly and a frame mounting the eyepiece so that a user side of the eyepiece faces a towards a user and a world side of the eyepiece opposite the first side faces away from the user. The dynamic dimming assembly selectively modulates an intensity of light transmitted parallel to an optical axis from the world side to the user side during operation.
    Type: Grant
    Filed: October 12, 2021
    Date of Patent: May 9, 2023
    Assignee: Magic Leap, Inc.
    Inventors: David Manly, Vaibhav Mathur, Clinton Carlisle, Jonathan Alexander Rolon, Chulwoo Oh
  • Patent number: 11640087
    Abstract: According to one embodiment, a display device includes a first substrate, a second substrate opposing the first substrate, a liquid crystal layer disposed between the first substrate and the second substrate and a sealant which seals the liquid crystal layer. The first substrate includes a pixel electrode disposed in a display area, a peripheral circuit disposed in a peripheral area surrounding the display area and a shield electrode disposed in a position overlapping the peripheral circuit in plan view. The second substrate includes a common electrode disposed in the display area and opposing the pixel electrode. The shield electrode and the common electrode do not overlap each other in plan view.
    Type: Grant
    Filed: June 2, 2022
    Date of Patent: May 2, 2023
    Assignee: Japan Display Inc.
    Inventor: Koichiro Adachi
  • Patent number: 11629292
    Abstract: A coating composition, a method for manufacturing a substrate using the same, and an optical device are provided. The method for manufacturing the substrate provides the substrate having excellent performance, as the substrate has fixed spacers on its surface by using a single layer in which nanoparticles and spacers are dispersed in an alignment film to reduce processes and cost. The optical device may be manufactured by such method.
    Type: Grant
    Filed: January 24, 2019
    Date of Patent: April 18, 2023
    Inventors: Hyun Jun Lee, Jung Sun You, Dong Hyun Oh, Eun Jung Lim
  • Patent number: 11630358
    Abstract: According to one embodiment, a display device includes a first substrate having a first surface, a second surface, and a first side surface, a second substrate having a second side surface and being opposed to the first surface, a light source provided along the second side surface, a wiring substrate opposed to the second surface, a first adhesive layer bonding the second surface to the wiring substrate, and a flexible wiring substrate electrically connecting the first substrate with the wiring substrate. The first substrate includes an extending portion that includes the first side surface and extends further than the second side surface, the flexible wiring substrate is mount on the extending portion.
    Type: Grant
    Filed: June 1, 2022
    Date of Patent: April 18, 2023
    Assignee: Japan Display Inc.
    Inventors: Kazuki Ichihara, Naoyuki Asano
  • Patent number: 11630356
    Abstract: According to one embodiment, a display device includes a first display panel, a second display panel and an adhesive layer which adheres the first and second display panels. The first display panel includes a first scanning line, a first signal line, a first pixel electrically connected to the first scanning line and the first signal line, and the first pixel includes a first pixel electrode including first line portions extending parallel to the first signal line. The second display panel includes a second scanning line, a second signal line, and a second pixel electrically connected to the second scanning line and the second signal line, and the second pixel includes a second pixel electrode including second line portions intersecting the second signal line in plan view.
    Type: Grant
    Filed: May 24, 2022
    Date of Patent: April 18, 2023
    Assignee: Japan Display Inc.
    Inventors: Yosuke Hyodo, Shinichiro Oka, Hirofumi Ohira
  • Patent number: 11630351
    Abstract: A liquid crystal panel according to one embodiment includes a first substrate, a second substrate opposed to the first substrate, a sealing member bonding the first substrate and the second substrate, and a liquid crystal layer sealed between the first substrate and the second substrate by the sealing member. The sealing member includes a ten-hour half-life temperature of 95° C. or lower and an acrylic resin. The liquid crystal layer includes a macromolecular compound.
    Type: Grant
    Filed: December 17, 2020
    Date of Patent: April 18, 2023
    Assignee: Japan Display Inc.
    Inventors: Yasushi Iwakabe, Nobuko Fukuoka, Kentaro Okuyama
  • Patent number: 11626428
    Abstract: A display device includes a pixel disposed in a display area. The pixel includes a first electrode and a second electrode spaced apart from each other; a light emitting element disposed between the first electrode and the second electrode and including a first end portion and a second end portion; a third electrode disposed on the first end portion of the light emitting element and electrically connecting the first end portion to the first electrode; and a fourth electrode disposed on the second end portion of the light emitting element and electrically connecting the second end portion to the second electrode. An opening is formed in at least one of the first to fourth electrodes and disposed in a first area and a second area that are adjacent to the first end portion and the second end portion of the light emitting element.
    Type: Grant
    Filed: June 1, 2021
    Date of Patent: April 11, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hae Ju Yun, Yong Sub Shim, Min Seong Yi, Kyung Bae Kim, Jin Yool Kim, Jung Gun Nam
  • Patent number: 11624946
    Abstract: A display apparatus includes: a first substrate and a second substrate arranged so as to face each other; a display region included in each of the first substrate and the second substrate; a transparent region formed inside the display region in a planar view; a frame region formed between the display region and the transparent region so as to surround the transparent region along an outer edge of the transparent region in a planar view; a polarizer formed in either the first substrate or the second substrate and having an opening overlapping the transparent region; a first transparent conductive film formed in a first conductive layer between the first substrate and the second substrate; and a second transparent conductive film formed in a second conductive layer between the first conductive layer and the second substrate. The second transparent conductive film is in the frame region in a planar view.
    Type: Grant
    Filed: June 22, 2022
    Date of Patent: April 11, 2023
    Assignee: Japan Display Inc.
    Inventor: Shinji Horie
  • Patent number: 11620961
    Abstract: A display apparatus comprises a plurality of data lines, a plurality of gate lines crossing at least one of the plurality of data lines, a plurality of thin film transistors electrically connected to one of the plurality of data lines and one of the plurality of gate lines, and a plurality of bumps disposed on at least some of the thin film transistors. Bumps may overlap active layers of thin film transistors that are not continuously disposed along a gate line from the plurality of gate lines and may overlap active layers of thin film transistors that are not continuously disposed along a data line from the plurality of data lines.
    Type: Grant
    Filed: April 25, 2022
    Date of Patent: April 4, 2023
    Assignee: LG Display Co., Ltd.
    Inventors: SangHo Kim, YoungJoo Kim
  • Patent number: 11619850
    Abstract: According to an exemplary embodiment, a display device includes: a plurality of gate lines; a plurality of data lines; and a plurality of pixels connected to the gate lines and the data lines, wherein each of the pixels includes: a transistor configured to include a gate electrode, a first electrode, a second electrode, and a channel semiconductor; a pixel electrode connected to the second electrode and including a plurality of fine branch portions and a connector connected to the second electrode; and a target pattern overlapping a fine slit dispose between adjacent fine branch portions. At least one of the adjacent fine branch portions is directly connected to the connector.
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: April 4, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong Hee Lee, Dong Hee Shin, Geun Ho Lee