Patents Examined by Angela K Davison
  • Patent number: 11187937
    Abstract: Disclosed are a color filter, a fabrication method thereof, a display panel and a display device. The color filter comprises a plurality of filter units distributed in an array; each filter unit comprises: a substrate and a color film layer arranged on the substrate; the color film layer comprises a red color film, a green color film, a blue color film and a white color film; and the areas of the red color film, the green color film and the blue color film are all larger than the area of the white color film.
    Type: Grant
    Filed: February 11, 2018
    Date of Patent: November 30, 2021
    Assignees: BOE Technology Group Co., Ltd., Chongqing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Min Li, Ruilin Bi, Yuanhong Peng, Qiang Xiong
  • Patent number: 11169413
    Abstract: A display apparatus includes a first polarizer, a first liquid crystal panel, a second polarizer, a second liquid crystal panel and a third polarizer which are sequentially stacked, wherein the second polarizer includes two protective layers, and a polarizing layer positioned between the two protective layers.
    Type: Grant
    Filed: July 7, 2020
    Date of Patent: November 9, 2021
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jiaqing Liu, Yanping Liao, Ke Dai, Lei Guo
  • Patent number: 11165046
    Abstract: An electronic device may be provided with a display mounted in a housing. The display may have an array of display pixels that provide image light to a user. The array of display pixels may form an active display structure with a rectangular shape. The rectangular active display structure may be surrounded by an inactive border region. Optical structures such as a sheet of glass or another optical member may have portions that are configured to bend light from the display pixels along the periphery of the active display structure. The optical member may have an area that is larger than the area of the active display structure, so that the presence of the optical member may serve to enlarge the apparent size of the display. Solidified liquid polymer may be used to support the optical structures and may be interposed between the optical structures and the active display structures.
    Type: Grant
    Filed: March 2, 2020
    Date of Patent: November 2, 2021
    Assignee: Apple Inc.
    Inventors: Tseng-Mau Yang, Christopher D. Prest, Dale N. Memering
  • Patent number: 11156870
    Abstract: The embodiments of the invention provide a lens and a manufacturing method thereof, a backlight panel and a display device, which improve the collimation of the light beam emitted from the light source and improve the utilization ratio of light energy. The lens includes: a light exit surface; a first light entrance surface opposite to the light exit surface; a second light entrance surface surrounding the first light entrance surface and located on a side of the first light entrance surface facing away from the light exit surface; and a bowl-shaped free curved surface surrounding the second light entrance surface and opposite to the light exit surface. The light exit surface, the first light entrance surface, the second light entrance surface and the bowl-shaped free curved surface enclose the lens.
    Type: Grant
    Filed: May 8, 2017
    Date of Patent: October 26, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Jifeng Tan
  • Patent number: 11156859
    Abstract: The disclosure discloses a liquid crystal antenna, including a first substrate and a second substrate which are oppositely arranged and a liquid crystal layer positioned between the first substrate and the second substrate, wherein a first metal film layer is arranged on one side, facing the second substrate, of the first substrate, a second metal film layer is arranged on one side, facing the first substrate, of the second substrate, the first substrate and the second substrate are rigid substrates, a seed layer is arranged between the first substrate and the first metal film layer, and a seed layer is arranged between the second substrate and the second metal film layer. The disclosure also provides a method for manufacturing a liquid crystal antenna.
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: October 26, 2021
    Assignee: TRUWIN OPTO-ELECTRONICS LIMITED
    Inventors: Zhisheng Liu, Xiangzhan Xu, Zhiling Wang, Taitian Lyu, Zhuoqian Lu, Lixiong Wang, Jiqiang He
  • Patent number: 11156861
    Abstract: A display panel is attached to a front plate which is disposed at a front surface side of the display panel, with an intermediate member interposed therebetween. A chassis accommodates the display panel in a state in which an opening edge of the chassis comes into contact with the front plate and an inner side surface of the chassis comes into contact with a side surface of the intermediate member. The opening edge of the chassis comes into contact with the front plate to position the display panel and the chassis in the thickness direction of the display panel. The inner side surface of the chassis comes into contact with the side surface of the intermediate member to position the display panel and the chassis in a direction along a display surface of the display panel.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: October 26, 2021
    Assignee: TIANMA MICROELECTRONICS CO., LTD.
    Inventor: Hitoshi Yoshida
  • Patent number: 11143922
    Abstract: According to one embodiment, a display device includes a substrate, a switching element provided on the substrate and including a relay electrode, a first electrode provided further away from the substrate than the switching element, a first insulating film provided on the first electrode and having a first thickness, a second electrode provided on the first insulating film, a second insulating film provided on the second electrode and having a second thickness and a third electrode provided on the second insulating film and supplied with a same potential as that of the first electrode. The second thickness is greater than the first thickness.
    Type: Grant
    Filed: July 6, 2020
    Date of Patent: October 12, 2021
    Assignee: Japan Display Inc.
    Inventors: Yoshitaka Ozeki, Seiji Uejima, Nobutaka Ozaki
  • Patent number: 11143921
    Abstract: Disclosed is a liquid crystal display device including: a first substrate provided with an active area where an image is displayed, and with a nonactive area where an image is not displayed; a second substrate provided with a thin film transistor, and arranged to face the first substrate; a liquid crystal material disposed between the first substrate and the second substrate; a sealing member sealing between the first substrate and the second substrate; and a sealing area cell gap maintenance portion provided in a sealing area mutually sealing the first substrate and the second substrate to maintain a sealing area cell gap, which is an internal thickness of the first substrate and the second substrate in the sealing area SA, uniformly with an active area cell gap, which is an internal thickness of the first substrate and the second substrate in the active area.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: October 12, 2021
    Assignee: LG DISPLAY CO., LTD.
    Inventor: Jin-Uk Lee
  • Patent number: 11137652
    Abstract: An array substrate and a fabrication method thereof, and a display device are provided. In the array substrate the pixel units includes common electrode, and the common electrodes of adjacent pixel units in the column direction is electrically connected through a first connection portion; the first signal line is located between the adjacent pixel units in the column direction. A total area of the first connection portion between the common electrodes of every two of the pixel units overlapping with the first signal line is a first overlapping area, at least one end of the first signal line is a first signal input end, and the first overlapping areas decrease as minimum distances from the first connection portions to the first signal input end increase in the row direction.
    Type: Grant
    Filed: October 19, 2017
    Date of Patent: October 5, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Kui Gong, Xianxue Duan, Dezhi Xu
  • Patent number: 11131891
    Abstract: The present invention provides a liquid crystal display device of a transverse electric field mode that may inhibit internal reflection and realize proper black display to which coloring does not occur. The present invention provides a liquid crystal display device including a first linear polarizer, a first ?/4 retardation layer, a first substrate, a second ?/4 retardation layer configured with a different material from the first ?/4 retardation layer, a liquid crystal layer that contains liquid crystals which are horizontally aligned in a case where no voltage is applied, plural electrode pairs that generate a transverse electric field in the liquid crystal layer by a voltage being applied, a second substrate, a second linear polarizer, and a backlight. In a case where a color of light emitted from the backlight is expressed by using chromaticity coordinates (x, y) of an XYZ color system, both of x and y are 0.32 or greater.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: September 28, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Akira Sakai, Yuichi Kawahira, Koji Murata, Masahiro Hasegawa, Takako Koide, Kozo Nakamura, Kiyoshi Minoura
  • Patent number: 11126060
    Abstract: A tunable light projector including a light source, a fixed optical phase modulator, a tunable liquid crystal panel, and a driver is provided. The light source is configured to emit a light beam. The fixed optical phase modulator is disposed on a path of the light beam and configured to modulate phases of the light beam. The tunable liquid crystal panel is disposed on the path of the light beam from the fixed optical phase modulator and configured to switch the light beam between a structured light and a flood light. The driver is electrically connected to a first electrode layer and a second electrode layer of the tunable liquid crystal panel and configured to change a voltage difference between the first electrode layer and the second electrode layer, so as to switch the light beam between the structured light and the flood light.
    Type: Grant
    Filed: April 1, 2019
    Date of Patent: September 21, 2021
    Assignee: LIQXTAL TECHNOLOGY INC.
    Inventors: Hung-Shan Chen, Ming-Syuan Chen
  • Patent number: 11112549
    Abstract: A polarizer includes a buffer member and linear metal patterns. The buffer member includes protrusions. Each protrusion has downwardly-increasing width. The buffer member is formed of polymer. The linear metal patterns, spaced apart from each other, are extended in a first direction. Each linear metal pattern covers a respective protrusion.
    Type: Grant
    Filed: January 30, 2019
    Date of Patent: September 7, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kang-Soo Han, Eun-Jung Kim, Gug-Rae Jo, Hyung-Bin Cho
  • Patent number: 11106097
    Abstract: According to one embodiment, a liquid crystal display apparatus includes a first substrate, a second substrate and a liquid crystal layer. The first substrate includes a gate wiring, a source wiring, an insulating film, a shield electrode, a primary pixel electrode, a peripheral wiring and a peripheral connecting electrode. The shield electrode is opposite to at least a portion of the gate wiring and the source wiring. The peripheral connecting electrode electrically connects the shield electrode and the peripheral wiring. The second substrate includes a pair of primary common electrodes.
    Type: Grant
    Filed: May 29, 2019
    Date of Patent: August 31, 2021
    Assignee: Japan Display Inc.
    Inventor: Yuji Sato
  • Patent number: 11086173
    Abstract: A display device includes: a first substrate including: a switch unit; and a pixel electrode electrically connecting to the switch unit and including: first and second finger portions; a contacting portion electrically connecting to the switch unit through a contact via; a first bending portion between and connecting the first finger portion and the contacting portion, and having a third inner edge; and a second bending portion between and connecting the second finger portion and the contacting portion, and having a fourth inner edge and a second outer edge, wherein the fourth inner edge is between the third inner edge and the second outer edge, a first acute angle included between the third inner edge and a reference line parallel to a first direction substantially parallel to a gate-line-extending direction is greater than a second acute angle included between the second outer edge and the reference line.
    Type: Grant
    Filed: July 2, 2020
    Date of Patent: August 10, 2021
    Assignee: INNOLUX CORPORATION
    Inventors: Shun-Chen Yang, Ying-Tong Lin
  • Patent number: 11067859
    Abstract: A liquid crystal display device may include a gate line, a data line, a storage electrode set, a transistor, a pixel electrode, and repair member. The gate line may transmit a gate signal. The data line may transmit a data signal. The transistor may include a gate electrode connected to the gate line, a source electrode connected to the data line, and a drain electrode connected to the pixel electrode. The drain electrode and the storage electrode set may overlap each other and form a storage capacitor. The repair member may be formed of an electrically conductive material, may be electrically insulated from each of the drain electrode and the data line, and may overlap the storage electrode set.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: July 20, 2021
    Inventors: Yoo Mi Ra, Seong Young Lee, Kyung Ho Kim, Na Hyeon Cha
  • Patent number: 11036103
    Abstract: An apparatus and method for making a liquid crystal display (LCD) in which a thin film substrate includes a separately formed partition wall to more easily control the sizes of through-holes formed in a color filter of the LCD.
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: June 15, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventor: Jina Seo
  • Patent number: 11022852
    Abstract: A display panel and a display device are provided. The display panel comprises: a first substrate, wherein a color filter layer is disposed on the first substrate; and a second substrate, wherein active switches are disposed on the second substrate. The second substrate comprises a display area and a fan-out area. A plurality of fan-out wires are disposed in the fan-out area. The fan-out area comprises a straight line portion, and the fan-out wire comprises a first straight line segment disposed in the straight line portion. A plurality of blocking members are disposed in the straight line portion, and the blocking members block a flow of a liquid.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: June 1, 2021
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yu-Jen Chen
  • Patent number: 11016331
    Abstract: A display panel includes an upper display substrate and a lower display substrate. The upper display substrate includes a base substrate, a first partition wall on the base substrate, overlapping the light blocking area, and configured to define first, second, and third internal regions corresponding to the first, second, and third pixel areas, a second partition wall extending from the first partition wall, overlapping at least one area of the first, second, and third pixel areas, and configured to partition a region corresponding to the at least one area into partial regions, and first, second, and third color control layers respectively located in the first, second, and third internal regions.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: May 25, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chang-hun Lee, Min-jae Kim, Min-hee Kim, Taehoon Kim, Kyunghae Park, Joon-hyoung Park, Danbi Yang
  • Patent number: 10996519
    Abstract: According to one embodiment, a display device includes a first drain electrode, a first insulating film which is organic, a first metal electrode in contact with the first drain electrode in a first through-hole of the first insulating film, a second insulating film which is organic, a first transparent electrode in contact with the first metal electrode in a second through-hole of the second insulating film and formed of a transparent conductive material, a third insulating film which is inorganic, a pixel electrode in contact with the first transparent electrode in a third through-hole of the third insulating film and a metal wire located between the first insulating film and the second insulating film and formed of a material identical to that of the first metal electrode.
    Type: Grant
    Filed: February 6, 2019
    Date of Patent: May 4, 2021
    Assignee: JAPAN DISPLAY INC.
    Inventor: Hideki Shiina
  • Patent number: 10989960
    Abstract: The present disclosure relates to a direct-type backlight module and a liquid crystal display. the direct-type backlight module includes a back frame, a backlight source, optical films and the elastic rope. The install pillars are arranged on the first edge and the second edge opposite to the first edge of the back frame. The backlight source is arranged within the back frame. The elastic rope and the install pillars cooperatively defines the supporting net opposite to the backlight source. The optical films are arranged on the supporting net, and thus may be supported by the supporting net. In this way, the optical films may be prevented from collapse, so as to exclude the diffusion plate. Not only the cost of the manufacturing process may be reduced, and the thin design of the backlight module may be realized.
    Type: Grant
    Filed: April 13, 2020
    Date of Patent: April 27, 2021
    Assignee: HUIZHOU CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Gang Yu, Dehua Li