Electrode Or Bus Detail (i.e., Excluding Supplemental Capacitor And Transistor Electrodes) Patents (Class 349/139)
  • Patent number: 11823605
    Abstract: An electronic device including a plurality of pixels and a driving element is provided. Each of the plurality of pixels includes a first sub-pixel, a second sub-pixel, and a third sub-pixel. The driving element drives each first sub-pixel of the plurality of pixels.
    Type: Grant
    Filed: August 24, 2022
    Date of Patent: November 21, 2023
    Assignee: Innolux Corporation
    Inventors: Chia-Hao Tsai, You-Cheng Lu, Yi-Shiuan Cherng, Wei-Yen Chiu
  • Patent number: 11815770
    Abstract: A display device includes a first substrate, a plurality of pixels on the first substrate, a first light shielding layer on the first substrate, a second substrate, and a second light shielding layer on the second substrate. The first light shielding layer extends in the first direction, the second light shielding layer extends in a second direction intersecting the first direction, and apertures of the plurality of pixels are defined by the first light shielding layer and the second light shielding layer.
    Type: Grant
    Filed: April 8, 2022
    Date of Patent: November 14, 2023
    Assignee: Japan Display Inc.
    Inventors: Yoshitaka Ozeki, Seiji Uejima
  • Patent number: 11803090
    Abstract: A liquid crystal display device includes a first substrate, a second substrate facing the first substrate, a dual passivation layer disposed between the first substrate and the second substrate. The dual passivation layer includes a first passivation layer and a second passivation layer. A refractive index of the first passivation layer is different from a refractive index of the second passivation layer.
    Type: Grant
    Filed: October 18, 2021
    Date of Patent: October 31, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jang-Kun Song, Yeon-Sik Ham, Kang-Woo Kim, Yeon-Mun Jeon, Jeong Hyun Lee
  • Patent number: 11799179
    Abstract: There is provided a liquid crystal phase shifter including first and second substrates opposite to each other, and a liquid crystal layer between the first and second substrates. The first substrate includes a first base plate and a first electrode layer at a side of the first base plate proximal to the liquid crystal layer. The second substrate includes a second base plate and a second electrode layer at a side of the second base plate proximal to the liquid crystal layer. The first electrode layer includes a main body structure having a first side and a second side opposite to each other with respect to an extension direction of the main body structure, and a plurality of branch structures connected to at least one of the first side and the second side of the main body structure. The second electrode layer includes a plurality of first fingers.
    Type: Grant
    Filed: August 13, 2021
    Date of Patent: October 24, 2023
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Liang Li, Tienlun Ting, Jie Wu, Xue Cao, Ying Wang, Haocheng Jia, Cuiwei Tang, Peizhi Cai, Chuncheng Che
  • Patent number: 11798951
    Abstract: A display unit of the present disclosure includes a plurality of pixel circuits each including a light-emitting element, a drive transistor that has a drain and a source and supplies a current to the light-emitting element, and a control transistor connected to the drain or the source of the drive transistor. One channel portion is formed for two control transistors in respective adjacent two of the pixel circuits.
    Type: Grant
    Filed: October 26, 2021
    Date of Patent: October 24, 2023
    Assignee: Sony Group Corporation
    Inventors: Naoya Kasahara, Michihiro Kanno
  • Patent number: 11796866
    Abstract: A display device in which parasitic capacitance between wirings can be reduced is provided. Furthermore, a display device in which display quality is improved is provided. Furthermore, a display device in which power consumption can be reduced is provided. The display device includes a signal line, a scan line, a first electrode, a second electrode, a third electrode, a first pixel electrode, a second pixel electrode, and a semiconductor film.
    Type: Grant
    Filed: September 21, 2022
    Date of Patent: October 24, 2023
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Hiroyuki Miyake, Makoto Kaneyasu
  • Patent number: 11782320
    Abstract: The present disclosure provides a display substrate, a compensation method and a display substrate. The non-display area includes a first fan-out area and a second fan-out area arranged at two opposite sides of the display area along a first direction respectively. The display substrate further includes a plurality of data lines extending along the first direction, each data line includes a first portion, a second portion and a third portion, at least part of the first portion is arranged in the display area, the second portion is arranged in the first fan-out area, the third portion is arranged in the second fan-out area, and the data lines have a substantially same resistance.
    Type: Grant
    Filed: October 27, 2021
    Date of Patent: October 10, 2023
    Assignees: Fuzhou BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jixiang Chen, Wenchao Wang, Jinliang Wang, Shanshan Xu, Xu Xu, Xin Fang
  • Patent number: 11776444
    Abstract: A pixel array substrate, including scanning line pads, data line pads, scanning lines, data lines, gate transmission lines, pixels, a data line signal chip, and a scanning line signal chip, is provided. The scanning lines extend along a first direction. The data lines and the gate transmission lines extend along a second direction. The data lines are electrically connected to the data line pads. The scanning lines are electrically connected to the scanning line pads through the gate transmission lines. A ratio of a number of rows of pixels arranged in the first direction to a number of rows of pixels arranged in the second direction is X:Y. Each pixel includes m sub-pixels.
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: October 3, 2023
    Assignee: Au Optronics Corporation
    Inventors: Yang-Chun Lee, Sheng-Yen Cheng, Yueh-Hung Chung, Min-Tse Lee, Kuang-Hsiang Liao, Shiang-Lin Lian, Yan-Kai Wang, Ya-Ling Hsu, Chen-Hsien Liao
  • Patent number: 11768414
    Abstract: A display device includes first and second gate lines extending in a first direction; first and second data lines extending in a second direction and crossing the first and second gate lines; and a first horizontal pixel row including first, second, and third sub-pixels sequentially arranged in the first direction, wherein the first sub-pixel is connected to the first gate line and the first data line, the second sub-pixel is connected to the second gate line and the first data line, and the third sub-pixel is connected to the first gate line and the second data line.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: September 26, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jeong-Tae Hwang, Seung-Tae Kim
  • Patent number: 11762245
    Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a first substrate; a gate line; a storage electrode; a data line insulated from the gate line and the storage electrode line and extending along a second direction; a drain electrode disposed on a same layer as the data line to include an contact pad; a first electrode electrically connected to the drain electrode; a second substrate overlapping the first substrate; and a light blocking layer disposed on the second substrate to have an opening exposing the first electrode, wherein an edge of a region of the storage electrode line in the second direction and an edge of the contact pad of the drain electrode in the second direction are disposed on a line extending in the first direction.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: September 19, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong Hee Lee, Dong Hee Shin, Geun Ho Lee
  • Patent number: 11754888
    Abstract: A display panel includes a first substrate, a second substrate, a liquid crystal layer, a pixel electrode, a common electrode, a first polarizer and a second polarizer. The pixel electrode includes a trunk portion, first to fourth branch portions, and first to fourth strip portions. The trunk portion extends along a first direction. The first and second branch portions are connected to a first end of the trunk portion. The third and fourth branch portions are connected to a second end of the trunk portion. The first strip portions are connected to the first and second branch portions. The second strip portions are connected to the third and fourth branch portions. The third strip portions are connected to the first and third branch portions and the trunk portion. The fourth strip portions are connected to the second and fourth branch portions and the trunk portion.
    Type: Grant
    Filed: March 15, 2022
    Date of Patent: September 12, 2023
    Assignee: Au Optronics Corporation
    Inventors: Tzu-Wei Kuo, Yi-Chu Wang, Hung-Che Lin, Shun-Ling Hou, Sheng-Ju Ho, Chian-Wen Hsu
  • Patent number: 11758781
    Abstract: A display device includes a first substrate and a second substrate, and the first substrate includes a plurality of connection lines disposed to extend to an end of the first substrate and a plurality of pads disposed on a side surface of the first substrate and electrically connected to the plurality of connection lines, respectively. Each of the plurality of connection lines includes a first area and a second area extending from the first area, the first area has a width greater than a width of the second area, and the width of the second area is substantially the same as a width of each of the plurality of pads.
    Type: Grant
    Filed: October 24, 2022
    Date of Patent: September 12, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Byoungyong Kim, JeongJin Park
  • Patent number: 11740519
    Abstract: The display device includes data lines, first gate lines arranged in parallel with the data lines, second gate lines intersecting the first gate lines, a line contact portion in which each of the plurality of first gate lines and each of the plurality of second gate lines are in contact with each other, a non-contact portion in which each of the plurality of first gate lines and each of the plurality of second gate lines are insulated from each other in an intersection area thereof, a first pixel including a first switching element connected to a corresponding second gate line among the second gate lines, and a second pixel including a second switching element connected to the second gate line connected to the first pixel, wherein magnitude of a first capacitance of the first switching element is different from magnitude of a first capacitance of the second switching element.
    Type: Grant
    Filed: November 3, 2020
    Date of Patent: August 29, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Na Hyeon Cha, Si Hyun Ahn, Byoung Sun Na, Sun Kwun Son
  • Patent number: 11740520
    Abstract: A display panel includes an array substrate, an opposite substrate facing the array substrate, and a liquid crystal layer disposed between the array substrate and the opposite substrate. The array substrate includes a display area and a non-display area surrounding the display area, and the non-display area includes a first non-display area disposed adjacent to a side portion of the display area and a second non-display area other than the first non-display area. The first non-display area overlaps the opposite substrate. The array substrate and the opposite substrate have the same or substantially the same area and a wire member is disposed under the array substrate to be connected to an external circuit module. Accordingly, the display panel does not need an extra space for the wire member, and thus the non-display area is reduced.
    Type: Grant
    Filed: January 21, 2022
    Date of Patent: August 29, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin-Soo Jung, Young Gu Kim, Byoung-Hun Sung, Baekkyun Jeon
  • Patent number: 11740521
    Abstract: According to one embodiment, a display device includes a first common electrode, a second common electrode spaced apart from the first common electrode, a first signal line overlapping the first common electrode and the second common electrode, a first metal line overlapping the first signal line and the first common electrode, and a second metal line overlapping the first signal line and the second common electrode and spaced apart from the first metal line. The first metal line includes an extension portion extending between the first common electrode and the second common electrode.
    Type: Grant
    Filed: February 11, 2022
    Date of Patent: August 29, 2023
    Assignee: Japan Display Inc.
    Inventor: Masateru Morimoto
  • Patent number: 11733748
    Abstract: A display device includes a plurality of pixels and an upper signal line providing a data signal to the pixels. The upper signal line includes a first upper signal line including a first metal material, a second upper signal line including a second metal material which is different from the first metal material, and a third upper signal line including the first metal material. The first, second and third upper signal lines are arranged in order and respectively electrically connected to a plurality of connection lines including the second metal material. The connection lines are connected to a plurality of lower signal lines.
    Type: Grant
    Filed: August 29, 2022
    Date of Patent: August 22, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jihye Kong, Jeong-Soo Lee
  • Patent number: 11726373
    Abstract: An object of the present invention is to decrease the resistance of a power supply line, to suppress a voltage drop in the power supply line, and to prevent defective display. A connection terminal portion includes a plurality of connection terminals. The plurality of connection terminals is provided with a plurality of connection pads which is part of the connection terminal. The plurality of connection pads includes a first connection pad and a second connection pad having a line width different from that of the first connection pad. Pitches between the plurality of connection pads are equal to each other.
    Type: Grant
    Filed: October 24, 2022
    Date of Patent: August 15, 2023
    Inventors: Hajime Kimura, Shunpei Yamazaki
  • Patent number: 11698557
    Abstract: Disclosed are dimming assemblies and display systems for reducing artifacts produced by optically-transmissive displays. A system may include a substrate upon which a plurality of electronic components are disposed. The electronic components may include a plurality of pixels, a plurality of conductors, and a plurality of circuit modules. The plurality of pixels may be arranged in a two-dimensional array, with each pixel having a two-dimensional geometry corresponding to a shape with at least one curved side. The plurality of conductors may be arranged adjacent to the plurality of pixels. The system may also include control circuitry electrically coupled to the plurality of conductors. The control circuitry may be configured to apply electrical signals to the plurality of circuit modules by way of the plurality of conductors.
    Type: Grant
    Filed: July 2, 2020
    Date of Patent: July 11, 2023
    Assignee: Magic Leap, Inc.
    Inventors: Andrew Ian Russell, Jahja I. Trisnadi, Vaibhav Mathur, David Manly, Michael Robert Johnson, Clinton Carlisle
  • Patent number: 11695021
    Abstract: A display panel and an electronic device are provided by the present disclosure, wherein the display panel includes a first area, a second area and a third area. The first area includes a plurality of first pixels and a plurality of first signal lines electrically connected with the plurality of first pixels. The second area includes a plurality of second pixels and a plurality of second signal lines electrically connected with the plurality of second pixels. The third area includes a plurality of third pixels and a plurality of third signal lines electrically connected with the plurality of third pixels. The first area, the second area, and the third area have different transmittances.
    Type: Grant
    Filed: June 15, 2021
    Date of Patent: July 4, 2023
    Assignee: InnoLux Corporation
    Inventor: Chandra Lius
  • Patent number: 11686975
    Abstract: Provided is a display device including an array substrate, a pixel, a dimming element, and a counter substrate. The pixel is located over the array substrate and includes a first electrode, a second electrode, and a liquid crystal layer over the first electrode and the second electrode. The dimming element is located over the array substrate and includes a third electrode, the liquid crystal layer over the third electrode, and a fourth electrode over the liquid crystal layer. The counter substrate is located over the fourth electrode.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: June 27, 2023
    Assignee: Japan Display Inc.
    Inventors: Shigesumi Araki, Toshiharu Matsushima, Shinichi Komura
  • Patent number: 11679649
    Abstract: The present disclosure relates to a laminated glazing comprising a first glass substrate and a second glass substrate laminated together having first and second polymer intermediate films therebetween, and a layered film laminated between the polymer intermediate films, wherein the layered film comprises at least three carrier layers positioned parallel to one another with a second carrier layer positioned between first and third carrier layers, wherein a first surface of the first carrier layer is coated with a first transparent conductive coating and a first surface of the second carrier layer is coated with a second transparent conductive coating, wherein the first surface of the first carrier layer faces the first surface of the second carrier layer, and wherein a second surface of the second carrier layer is coated with a third transparent conductive coating and a first surface of the third carrier layer is coated with a fourth transparent conductive coating, wherein the second surface of the second carr
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: June 20, 2023
    Assignee: ACR II GLASS AMERICA INC.
    Inventors: Olivier Farreyrol, Yu Matsuda, Markus Walter Pohlen
  • Patent number: 11675236
    Abstract: A display device with less light leakage and excellent contrast is provided. A display device having a high aperture ratio and including a large-capacitance capacitor is provided. A display device in which wiring delay due to parasitic capacitance is reduced is provided. A display device includes a transistor over a substrate, a pixel electrode connected to the transistor, a signal line electrically connected to the transistor, a scan line electrically connected to the transistor and intersecting with the signal line, and a common electrode overlapping with the pixel electrode and the signal line with an insulating film provided therebetween. The common electrode includes stripe regions extending in a direction intersecting with the signal line.
    Type: Grant
    Filed: September 21, 2022
    Date of Patent: June 13, 2023
    Assignee: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
    Inventors: Ryo Hatsumi, Daisuke Kubota, Hiroyuki Miyake
  • Patent number: 11650466
    Abstract: A display device includes a substrate including a display area and a non-display area disposed around the display area; a fan-out unit disposed in the non-display area and including a first pad unit and a first fan-out line electrically connected to the first pad unit; a first signal line disposed on a different layer from the first fan-out line and including a first area overlapping the first fan-out line; a first switching element disposed on the display area and electrically connected to the first signal line and a first pixel electrode; and a color filter overlapping the first area.
    Type: Grant
    Filed: October 8, 2020
    Date of Patent: May 16, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyeon Cheol Kang, Soo San Mun, Yong Seok Lee
  • Patent number: 11646379
    Abstract: A transistor device and method of making the same, the transistor device including: a substrate; a word line disposed on the substrate; a gate insulating layer disposed on the word line; a dual-layer semiconductor channel including: a first channel layer disposed on the gate insulating layer; and a second channel layer disposed on the first channel layer, such that the second channel layer contacts side and top surfaces of the first channel layer; and source and drain electrodes electrically coupled to the second channel layer. When a voltage is applied to the word line, the first channel layer has a first electrical resistance and the second channel layer has a second electrical resistance that is different from the first electrical resistance.
    Type: Grant
    Filed: April 12, 2021
    Date of Patent: May 9, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company Limited
    Inventors: Hung Wei Li, Kuo-Chang Chiang, Mauricio Manfrini, Sai-Hooi Yeong, Yu-Ming Lin
  • Patent number: 11637161
    Abstract: A display device includes a substrate including a pixel area and a transmission area, and a pixel circuit disposed in the pixel area. The pixel circuit includes a first thin-film transistor included in a first multi-layer film, and a second thin-film transistor included in a second multi-layer film on the first multi-layer film. The first thin-film transistor and the second thin-film transistor are electrically connected to each other. The display device also includes a display element disposed on the second multi-layer film and including a pixel electrode electrically connected to the second thin-film transistor via a contact hole defined in the second multi-layer film, an opposite electrode facing the pixel electrode, and an intermediate layer between the pixel electrode and the opposite electrode.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: April 25, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Hwi Kim
  • Patent number: 11631730
    Abstract: A display apparatus includes a substrate including a display area, a peripheral area surrounding the display area, a function-adding area, of which at least a portion is surrounded by the display area, and a detour area disposed between tine display area and the function-adding area. The display apparatus includes a plurality of pixel circuits disposed in the display area. A plurality of driving lines are electrically connected to the pixel circuits and extend in a direction in the display area. A first detour line is disposed in the detour area and is electrically connected to a first driving line. A second detour line is disposed in the detour area. The second detour line is electrically connected to a second driving line and is disposed in a different layer from the first detour line.
    Type: Grant
    Filed: November 5, 2020
    Date of Patent: April 18, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ji-Hyun Ka, Seung-Kyu Lee, Hwan-Soo Jang, Jin-Tae Jeong
  • Patent number: 11621281
    Abstract: A display substrate includes a base substrate; a gate metal pattern including a gate electrode of a thin film transistor and gate lines; a source-drain metal pattern including a source electrode and a drain electrode of the thin film transistor, and data lines, where the gate line cross the data line, to define a plurality of pixel regions arranged in an array form; and a first transparent metal pattern including a common electrode pattern. A minimum distance between each gate line and common electrode patterns in a row of pixel regions located in a same row as the gate line in a first direction is a first spacing, a minimum distance between the gate line and common electrode patterns in the other row of pixel regions adjacent to the gate line in the first direction is a second spacing, and the first spacing is greater than the second spacing.
    Type: Grant
    Filed: October 12, 2021
    Date of Patent: April 4, 2023
    Assignees: Hefei BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zexu Liu, Jincheng Gao, Tao Zhu, Zhiqiang Hu, Qi Liu, Lixing Zhao, Liang Chen
  • Patent number: 11609477
    Abstract: A liquid crystal based optical deflector includes a light source array configured to generate a laser beam, an optical deflector including a plurality of liquid crystal cells, which transmit the laser beam, the optical deflector configured to deflect a transmission path of the laser beam depending on a gradually increased voltage profile applied to the plurality of liquid crystal cells, an optics assembly configured to scan the laser beam deflected by the optical defector in a horizontal direction, and a controller configured to adjust the voltage profile applied to the plurality of liquid crystal cells.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: March 21, 2023
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Inha University Research and Business Foundation
    Inventors: Yong Sung Lee, Kyong Hon Kim, Yu Deuk Kim, Ju Seong Bang
  • Patent number: 11592715
    Abstract: An electronic device has a display screen and a driver chip disposed on a driver area of the display screen. A fan-out area of the display screen has interconnects configured to provide electrical accesses to display elements of the display area. The driver chip includes a first edge, a second edge, and a row of electronic pads proximate to the first edge. The electronic pads have a first subset of end pads at a first end of the first row, a second subset of end pads at a second opposite end of the first row, and a subset of intermediate pads located between the first subset and second subset of end pads. The first subset of end pads physically contact a first subset of interconnects from the first edge, and the subset of intermediate pads physically contact a second subset of interconnects from the one or more second edges.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: February 28, 2023
    Assignee: PARADE TECHNOLOGIES, LTD.
    Inventors: Yueh-Lin Yang, Quan Yu, Haijun Chen, Tatao Hsu, Jonathan Huang
  • Patent number: 11592717
    Abstract: To provide a semiconductor device, a liquid crystal display device, and an electronic device which have a wide viewing angle and in which the number of manufacturing steps, the number of masks, and manufacturing cost are reduced compared with a conventional one. The liquid crystal display device includes a first electrode formed over an entire surface of one side of a substrate; a first insulating film formed over the first electrode; a thin film transistor formed over the first insulating film; a second insulating film formed over the thin film transistor; a second electrode formed over the second insulating film and having a plurality of openings; and a liquid crystal over the second electrode. The liquid crystal is controlled by an electric field between the first electrode and the second electrode.
    Type: Grant
    Filed: June 24, 2022
    Date of Patent: February 28, 2023
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventor: Hajime Kimura
  • Patent number: 11592719
    Abstract: It is an object of the present invention to apply a sufficient electrical field to a liquid crystal material in a horizontal electrical field liquid crystal display device typified by an FFS type. In a horizontal electrical field liquid crystal display, an electrical field is applied to a liquid crystal material right above a common electrode and a pixel electrode using plural pairs of electrodes rather than one pair of electrodes. One pair of electrodes includes a comb-shaped common electrode and a comb-shaped pixel electrode. Another pair of electrodes includes a common electrode provided in a pixel portion and the comb-shaped pixel electrode.
    Type: Grant
    Filed: August 31, 2021
    Date of Patent: February 28, 2023
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Hajime Kimura, Hideki Uochi
  • Patent number: 11581394
    Abstract: A display device having a display region and a peripheral region in contact with the display region above a substrate is provided. The display region has a plurality of pixels each including a transistor, an insulating film above the transistor, a pixel electrode arranged above the insulating film and electrically connected to the transistor, and a common electrode above the insulating film, a video signal line and a gate signal line electrically connected to the transistor, and liquid crystal layer above the plurality of pixels. The peripheral region has a terminal electrically connected to the video signal line, a wiring arranged parallel to the gate wiring between the display region and the terminal, and a plurality of first electrodes above the wiring. The insulating film covers the wiring, and the wiring is electrically connected to the plurality of first electrodes via an opening in the insulating film.
    Type: Grant
    Filed: March 18, 2022
    Date of Patent: February 14, 2023
    Assignee: Japan Display Inc.
    Inventor: Naoki Miyanaga
  • Patent number: 11567382
    Abstract: A terminal is provided, and the terminal includes a housing, a front screen, a circuit board, and a power supply. The front screen is disposed on the housing, both the circuit board and the power supply are disposed inside the housing, and the power supply is connected to the circuit board. The front screen includes a toughened glass, a color changing layer, and a display screen that are sequentially stacked. The color changing layer is connected to the circuit board, and can change a color when receiving power supply. The color changing layer is disposed in the front screen, and may change a color when receiving the power supply from the circuit board. The color changing layer is configured to change only a color and cannot display a complex image, and power consumption of the color changing layer is far less than that of the display screen.
    Type: Grant
    Filed: September 17, 2021
    Date of Patent: January 31, 2023
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Zhongzhi Tang, Zhen He, Ming Cai, Heshuai Si, Banghong Hu
  • Patent number: 11543708
    Abstract: A liquid crystal display device according to FFS technology is provided, which sufficiently provides a common electrode with common electric potential and improves an aperture ratio of pixels. A pixel electrode is formed of a first layer transparent electrode. A common electrode made of a second layer transparent electrode is formed above the pixel electrode interposing an insulation film between them. The common electrode in an upper layer is provided with a plurality of slits. The common electrode extends over all the pixels in a display region. An end of the common electrode is disposed on a periphery of the display region and connected with a peripheral common electric potential line that provides a common electric potential Vcom. There is provided neither an auxiliary common electrode line nor a pad electrode, both of which are provided in a liquid crystal display device according to a conventional art.
    Type: Grant
    Filed: July 24, 2019
    Date of Patent: January 3, 2023
    Assignee: Japan Display Inc.
    Inventors: Tomohide Onogi, Yasuo Segawa
  • Patent number: 11526058
    Abstract: This application discloses a display panel and a display apparatus. The display panel includes a common electrode cable, an active switch, and a signal cable. The signal cable is overlapped with the active switch to form a first overlapping region, and a first extension cable and a second extension cable of the common electrode cable are connected to the signal cable to form a second overlapping region and a third overlapping region.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: December 13, 2022
    Assignee: HKC CORPORATION LIMITED
    Inventor: Bei Zhou Huang
  • Patent number: 11526059
    Abstract: An array substrate and a liquid crystal display panel are provided. The array substrate includes data lines, scanning lines, common electrode lines, and pixels. Wherein, first areas corresponding to and adjacent to the data lines, second areas corresponding to and adjacent to the scanning lines, third areas corresponding to the common electrode lines, and fourth areas between adjacent rows of the pixels are provided with shield electrodes, and a disposition density of the shield electrodes corresponding to first sub-pixels is less than a disposition density of the shield electrodes corresponding to third sub-pixels. The present disclosure reduces dark-state light leakage phenomenon.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: December 13, 2022
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Wu Cao
  • Patent number: 11522037
    Abstract: A display device includes a first substrate and a second substrate, and the first substrate includes a plurality of connection lines disposed to extend to an end of the first substrate and a plurality of pads disposed on a side surface of the first substrate and electrically connected to the plurality of connection lines, respectively. Each of the plurality of connection lines includes a first area and a second area extending from the first area, the first area has a width greater than a width of the second area, and the width of the second area is substantially the same as a width of each of the plurality of pads.
    Type: Grant
    Filed: September 9, 2020
    Date of Patent: December 6, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Byoungyong Kim, JeongJin Park
  • Patent number: 11513407
    Abstract: An array substrate and a display device are provided, and the array substrate includes a base substrate and includes a pixel array and an auxiliary conductive structure which are on the base substrate; the pixel array includes a plurality of pixel units arranged in an array and a plurality of pixel electrodes, and each of the plurality of pixel units includes at least one of the plurality of pixel electrodes; the auxiliary conductive structure surrounds at least one of the plurality of pixel electrodes and is insulated from the plurality of pixel electrodes; a resistivity of a material of the auxiliary conductive structure is less than or equal to a resistivity of a material of the at least one of the plurality of the pixel electrodes.
    Type: Grant
    Filed: January 21, 2019
    Date of Patent: November 29, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jianbo Xian, Hongfei Cheng, Jian Xu, Yong Qiao
  • Patent number: 11493811
    Abstract: In an electro-optical device, at a position overlapping in plan view with a data line, a groove is provided that extends through a first interlayer insulating film provided in a layer between a scan line and a transistor, and a second interlayer insulating film provided in a layer between the transistor and a pixel electrode, and reaches a substrate body. A capacitance element includes a first element portion provided between the second interlayer insulating film and the pixel electrode, and a second element portion provided along an inner wall of the groove. The groove reaches an intermediate position in a thickness direction of the substrate body, and a depth is 3 ?m or greater. Therefore, capacitance of the capacitance element is large. A contact hole that electrically couples a gate electrode and the scan line is provided on a side of a semiconductor film.
    Type: Grant
    Filed: July 28, 2021
    Date of Patent: November 8, 2022
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Yohei Sugimoto
  • Patent number: 11493808
    Abstract: A display device in which parasitic capacitance between wirings can be reduced is provided. Furthermore, a display device in which display quality is improved is provided. Furthermore, a display device in which power consumption can be reduced is provided. The display device includes a signal line, a scan line, a first electrode, a second electrode, a third electrode, a first pixel electrode, a second pixel electrode, and a semiconductor film.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: November 8, 2022
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Hiroyuki Miyake, Makoto Kaneyasu
  • Patent number: 11487173
    Abstract: The present application discloses a display panel, a repair method for the display panel and a display device, where a repair line includes a first repair point, a second repair point and a third repair point which overlap with a data line, the first repair point is located on a side of a first overlapping area away from the second repair point, the second repair point is located between the first overlapping area and a second overlapping area, and the third repair point is located on a side of the second overlapping area away from the second repair point.
    Type: Grant
    Filed: March 11, 2020
    Date of Patent: November 1, 2022
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yanna Yang
  • Patent number: 11488512
    Abstract: A display panel, a display device and a display control method thereof are provided in the present disclosure. The display panel includes: a time division multiplexing multiplexer (MUX) signal input circuit, which is connected with each of the plurality of signal lines, and configured to input data signals of each frame of display image to the plurality of signal lines, and for each frame of display image, input trigger signals corresponding to sub-pixel units of different colors to the plurality of signal lines in a time-sharing manner; among the plurality of signal lines, electrical signals on a plurality of adjacent first signal lines are arranged in sequence according to an order of positive, positive, negative and negative; among the plurality of signal lines, a first signal line has a spacing distance from adjacent signal lines less than a preset value.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: November 1, 2022
    Assignees: Ordos Yuansheng Optoelectronics Co., Ltd., Beijing BOE Technology Development Co., Ltd.
    Inventors: Zhen Wang, Han Zhang, Zhengkui Wang, Wei Yan, Yun Qiao, Wenwen Qin, Xiaozhou Zhan, Jian Sun, Jian Zhang, Deshuai Wang
  • Patent number: 11481008
    Abstract: A display device includes a plurality of pixels and an upper signal line providing a data signal to the pixels. The upper signal line includes a first upper signal line including a first metal material, a second upper signal line including a second metal material which is different from the first metal material, and a third upper signal line including the first metal material. The first, second and third upper signal lines are arranged in order and respectively electrically connected to a plurality of connection lines including the second metal material. The connection lines are connected to a plurality of lower signal lines.
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: October 25, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jihye Kong, Jeong-Soo Lee
  • Patent number: 11475842
    Abstract: A display device includes a plurality of pixel electrodes, a plurality of gate lines, and a plurality of data lines. The pixel electrodes arranged in a matrix include a plurality of first color pixel electrodes. The gate lines are configured to sequentially provide a plurality of gate signals to the pixel electrodes in a plurality of line times. The data lines are configured to provide a plurality of the first data voltages and a plurality of the second data voltages to the first color pixel electrodes. The polarity of the first data voltages is opposite to the polarity of the second data voltages in the same frame. In each of the line times, the number of the first color pixel electrodes receiving the first data voltage is substantially equal to the number of the first color pixel electrodes receiving the second data voltages.
    Type: Grant
    Filed: November 22, 2019
    Date of Patent: October 18, 2022
    Assignee: AU OPTRONICS CORPORATION
    Inventor: Cheng-Kuang Wang
  • Patent number: 11467458
    Abstract: A circuit substrate includes a substrate, an active device, a first signal line, a second signal line, a shielding electrode, a data line, a pixel electrode, and a common electrode. The first signal line is electrically connected to the active device, and includes a main portion and a connection portion connected to the main portion. The main portion extends along a first direction. The second signal line extends along a second direction. The second signal line is electrically connected to the connection portion. The shielding electrode overlaps the connection portion in a normal direction of the substrate. The shielding electrode and the second signal line belong to a same conductive layer. The data line is electrically connected to the active device. The common electrode is electrically connected to the shielding electrode.
    Type: Grant
    Filed: October 20, 2021
    Date of Patent: October 11, 2022
    Assignee: AU OPTRONICS CORPORATION
    Inventors: Jia-Hong Ye, Kuo-Yu Huang
  • Patent number: 11460737
    Abstract: A display device with less light leakage and excellent contrast is provided. A display device having a high aperture ratio and including a large-capacitance capacitor is provided. A display device in which wiring delay due to parasitic capacitance is reduced is provided. A display device includes a transistor over a substrate, a pixel electrode connected to the transistor, a signal line electrically connected to the transistor, a scan line electrically connected to the transistor and intersecting with the signal line, and a common electrode overlapping with the pixel electrode and the signal line with an insulating film provided therebetween. The common electrode includes stripe regions extending in a direction intersecting with the signal line.
    Type: Grant
    Filed: December 14, 2021
    Date of Patent: October 4, 2022
    Assignee: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
    Inventors: Ryo Hatsumi, Daisuke Kubota, Hiroyuki Miyake
  • Patent number: 11415844
    Abstract: A liquid crystal display includes a first substrate, a pixel array, a first pad, a dielectric layer, a filling pattern, a first conductor, a second substrate and a liquid crystal layer. The first substrate has a display area and a pad area located outside the display area. The pixel array is disposed on the display area. The first pad is disposed on the pad area. The dielectric layer has a first opening overlapped with the first pad. The filling pattern is disposed within the first opening of the dielectric layer. The filling pattern has through holes, and the through holes of the filling pattern are overlapped with the first pads. The first conductor is disposed in the first opening of the dielectric layer, and is electrically connected to the first pad via the through holes of the filling pattern.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: August 16, 2022
    Assignee: HIMAX TECHNOLOGIES LIMITED
    Inventors: Po-Nan Chen, Ya-Jing Yang, Yu-Jui Hsieh
  • Patent number: 11409151
    Abstract: Provided a liquid crystal display (LCD) including a backlight unit, a lower polarizing plate provided on the backlight unit, a lower glass substrate provided on the lower polarizing plate, a plurality of thin-film transistors provided on the lower glass substrate, a liquid crystal layer provided on the plurality of thin-film transistors, the liquid crystal layer including a plurality of liquid crystal cells spaced apart from each other in a lattice structure and respectively corresponding to the plurality of thin-film transistors, a color filter provided on the liquid crystal layer, an upper glass substrate provided on the color filter, an upper polarizing plate provided on the upper glass substrate, and a heat release structure configured to externally release thermal energy of the LCD.
    Type: Grant
    Filed: August 4, 2020
    Date of Patent: August 9, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yoonsun Choi, Chanhee Lee, Teahong Min, Jinho Lee
  • Patent number: 11410596
    Abstract: Disclosed is a display device, including a first substrate and a second substrate facing the first substrate. A first electrode is positioned on a first surface of the first substrate facing the second substrate. A second electrode is positioned along a border of the second substrate facing the first substrate. The second electrode faces the first electrode. One or more short electrodes electrically connect the first electrode and the second electrode.
    Type: Grant
    Filed: June 14, 2017
    Date of Patent: August 9, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyung Jun Park, Seong Young Lee, Kyung Ho Kim, Hwan Young Jang, Ki Won Park
  • Patent number: 11411026
    Abstract: A method for manufacturing an array substrate and a array substrate are provided. The method includes steps of sequentially forming a first metal structure layer, an insulating layer, a semiconductor layer, and a second metal structure layer on the substrate. The first metal thin film layer and the second metal thin film layer are etched with an electrolyte solution to form a patterned second metal structure layer. The patterned second metal structure layer includes a source and a drain.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: August 9, 2022
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Chuanbao Luo, Dai Tian