Liquid Crystal Seal Patents (Class 349/153)
  • Patent number: 11211579
    Abstract: In the present embodiment, a sealing agent (50) sealing two substates contains a low melting-point glass material and is adhered to each of a first substrate (10) and a second substrate (20), a barrier rib (60), which is formed in such a manner as to surround the outer periphery of an electronic element (30), is disposed between the sealing agent (50) and the electronic element (30), and between the first substrate (10) and the second substrate (20), and the sealing agent (50) is spaced apart from the barrier rib (60). As a result, a deterioration of the electronic element, caused by the heat produced when sealing, may be prevented while the electronic element formed between the two substrates is protected from moisture and oxygen.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: December 28, 2021
    Assignees: SHARP KABUSHIKI KAISHA, SAKAI DISPLAY PRODUCTS CORPORATION
    Inventors: Yuhki Kobayashi, Shinichi Kawato, Kiyoshi Minoura, Shinji Shimada, Hiroshi Tsuchiya, Masahiro Mitani, Kohzoh Nakamura, Katsuhiko Kishimoto, Yozo Narutaki
  • Patent number: 11209859
    Abstract: A narrow border organic light-emitting diode (OLED) display panel is provided, including a substrate, a light-emitting functional layer, a light-emitting functional layer having an organic sub-layer, an encapsulation layer, a first retaining wall, and a second retaining wall, wherein the first retaining wall is disposed around a circumferential periphery of the organic sub-layer; the second retaining wall is disposed between the first retaining wall and the organic sub-layer; wherein the second retaining wall is provided with at least a notch to reduce a border width of a side of the OLED display panel on which the notch is defined.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: December 28, 2021
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Jie Yang, Ming Zhang
  • Patent number: 11211585
    Abstract: A flexible substrate includes a first flexible thin film including a first region and a second region surrounding the first region; a second flexible thin film on the first thin film and in the first and second regions; and an intermediate blocking layer between the first and second thin films and in the first region.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: December 28, 2021
    Assignee: LG Display Co., Ltd.
    Inventors: Nack-Bong Choi, Byung-Su Ahn, Yoon-Dong Cho
  • Patent number: 11204526
    Abstract: According to one embodiment, A display device includes a first substrate includes an inorganic insulating film, a first wiring formed above the inorganic insulating film, an organic insulating film located above the inorganic insulating film and the first wiring, and a driver electrically connected to the first wiring, a second substrate opposing the first substrate, and a sealant fixing the first substrate and the second substrate, wherein the sealant comprises a first seal portion formed along a first edge of the first substrate and a second seal portion which crosses the first seal portion, and the first seal portion has a first width, and the second seal portion has a second width, the first width being greater than the second width.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: December 21, 2021
    Assignee: Japan Display Inc.
    Inventors: Taiki Makino, Tomokazu Ishikawa, Yuki Kuramoto
  • Patent number: 11181784
    Abstract: According to one embodiment, a display device including a first substrate having a first end portion, a second substrate facing the first substrate and having a second end portion separated from the first end portion, a liquid crystal layer located between the first substrate and the second substrate, a light-emitting element facing the second end portion, a first sealing member bonding the first substrate and the second substrate together, and a low refractive area located between the first substrate and the second substrate, located between the second end portion and the first sealing member in planar view, and containing a material having a refractive index lower than that of the second substrate.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: November 23, 2021
    Assignee: Japan Display Inc.
    Inventors: Kentaro Okuyama, Hiroki Sugiyama, Yoshihide Ohue, Yudai Numata
  • Patent number: 11169401
    Abstract: A liquid crystal display includes a first substrate including: a display area including a plurality of pixels on the first substrate, a non-display area which is disposed on an outside of the display area and in which a dummy wire is disposed on the first substrate, and an image input hole which is defined therein in the non-display area and in which an image input device is disposed, a second substrate facing the first substrate and including a display area and a non-display area corresponding to those of the first substrate, a liquid crystal layer interposed between the first and second substrates, and a sealant which is in the non-display area of the first and second substrates and seals the liquid crystal layer between the first and second substrates. The dummy wire is disposed near the image input hole.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: November 9, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae Hee Lee, Hyoung Joon Kim, Hyo Jin Kim, Kap Soo Yoon, Jeong Uk Heo, Ji Yun Hong
  • Patent number: 11150522
    Abstract: A liquid crystal display device includes a first substrate, a second substrate, a liquid crystal sandwiched between the substrates, and a display region. A hole portion is formed in the display region. A first seal portion is formed to surround the display region. A second seal portion is formed to surround the hole portion. The first and the second seal portions seal the liquid crystal. The second seal portion has a first end portion on the liquid crystal side and a second end portion on the opposite side of the liquid crystal side. A sealing material is present in the first end portion. A sealing material is present in the second end portion. A wall-like spacer is formed between the first and the second end portions to surround the hole portion. The wall-like spacer defines the gap between the first and the second substrates.
    Type: Grant
    Filed: November 20, 2020
    Date of Patent: October 19, 2021
    Assignee: Japan Display Inc.
    Inventors: Junko Nagasawa, Hideki Shiina
  • Patent number: 11150499
    Abstract: A panel repairing apparatus and a method of repairing a display panel using the same are disclosed. The panel repairing apparatus includes a panel loader for accommodating a display panel therein, a laser repair unit for repairing the display panel by irradiating laser onto the display panel, and a press repair unit for repairing the display panel by pressurizing the display panel.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: October 19, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang Keun Lee, Bum Hwan Park, Hyuk Son, Kyu Wook Choi, Jong Gyu Park, Jae Young Lee
  • Patent number: 11119363
    Abstract: This application discloses a display panel, a manufacturing method therefor, and a display device. The display panel is divided into an active area and a non-active area, and includes: a first substrate, a second substrate, a sealant arranged between the first substrate and the second substrate, and an alignment layer arranged on the second substrate. The non-active area of the second substrate is provided with a retaining wall structure, and the retaining wall structure is arranged between the alignment layer and the sealant. The retaining wall structure includes a trunk and a plurality of branches, where the plurality of branches are arranged at least on a side of the trunk close to the alignment layer or the sealant, and the plurality of branches are respectively away from the trunk and extend toward the alignment layer or the sealant.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: September 14, 2021
    Assignee: HKC CORPORATION LIMITED
    Inventor: Chuan Wu
  • Patent number: 11106092
    Abstract: Provided are a pair of substrates, a seal material disposed between the pair of substrates, an inter-substrate conductive member disposed spaced apart from the seal material, and a moisture-proof film covering a side face of the seal material and a side face of the inter-substrate conductive member.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: August 31, 2021
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Kazu Kobayashi, Takashi Shinohara, Yuji Ikezaki, Tomohito Kawa
  • Patent number: 11106065
    Abstract: A display device includes a backlight unit and a display panel. The backlight unit includes a bottom chassis that includes a fixing surface curved to have a shape that corresponds to a graph of a sine function, a light guide member that includes a light exit surface curved to have a shape that corresponds to the fixing surface, and a light source that provides light to the light guide member. The display panel includes a display surface curved to have a shape that corresponds to the light exit surface.
    Type: Grant
    Filed: January 8, 2019
    Date of Patent: August 31, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dongjin Park, Jingyu Sim, Junggil Oh, Kwangsun You, Won-Chul Lee, Byoungjin Jin, Jonghyeon Choi
  • Patent number: 11106091
    Abstract: A display substrate, a method for manufacturing thereof, a display panel and a method for manufacturing thereof are disclosed. The display substrate includes a display region and a sealing region surrounding the display region. A plurality of through holes are formed within the sealing region of the display substrate.
    Type: Grant
    Filed: April 4, 2019
    Date of Patent: August 31, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD
    Inventor: Xuefei Bai
  • Patent number: 11108025
    Abstract: A display device includes a display panel, and an electronic module disposed thereunder. The display panel includes a first display area having first areas with a first pixel density and a pixel-free area, each first area including a respective pixel, the pixel-free area including second areas and third areas, each third area surrounding a respective second area and disposed between the respective second area and at least one first area, a second display area having a second pixel density greater than the first pixel density, first pattern layers disposed in the third areas, respectively, each first pattern layer surrounding a respective second area in a plan view, and second pattern layers disposed on the first pattern layers, respectively.
    Type: Grant
    Filed: August 7, 2020
    Date of Patent: August 31, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Hyeonggwaon Kim
  • Patent number: 11094916
    Abstract: A display device includes a display module and an anti-reflection member. The display module includes a display panel having a light emitting element and a sensing layer disposed on the display panel to sense touch. The anti-reflection member is disposed on the display module to reduce reflectance of light that is incident from the outside. One side of the display module has a first shape that gradually decreases in thickness outward, and one side of the anti-reflection member, which corresponds to the one side of the display module, has a second shape that gradually decreases in thickness outward.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: August 17, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Changyong Jeong, Mugyeom Kim
  • Patent number: 11086168
    Abstract: A display panel includes a first substrate, a second substrate, a display medium layer, and a sealant. The display medium layer may be disposed between the top substrate and the bottom substrate. The sealant may be disposed between the first substrate and the second substrate and surround the display medium layer. At least one of the first substrate and the second substrate includes a support plate and an alignment layer. The alignment layer may be disposed on the support plate between the support plate and the display medium layer. A perimeter of the alignment layer may be completely encapsulated by the sealant. The at least one of the first substrate and the second substrate may have a plurality of microstructures positioned between the perimeter of the alignment layer and an edge of the support plate.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: August 10, 2021
    Assignee: Himax Display, Inc.
    Inventor: Po-Hung Pan
  • Patent number: 11086169
    Abstract: A first organic insulating film is arranged on a first substrate in a circumference area outside an active area. A mounting portion is located in the circumference area for mounting a signal source. A second organic insulating film is formed on a second substrate in the circumference area so as to face the first substrate. The second substrate exposes the mounting portion. A seal material is arranged between the first organic insulating film and the second organic insulating film to attach the first substrate and the second substrate. A resin layer is arranged between the first organic insulating film and the second organic insulating film in the circumference area, and formed in a rectangular frame shape including four linear ends. An end along the mounting portion is formed broadly than other ends.
    Type: Grant
    Filed: April 21, 2020
    Date of Patent: August 10, 2021
    Assignee: Japan Display Inc.
    Inventor: Atsuko Oono
  • Patent number: 11075224
    Abstract: A display device includes a first substrate and a flexible circuit board. Data lines, scan lines, thin film transistors, gate contacts, and source contacts are disposed on the first substrate. The scan lines are intersected with the data lines. The thin film transistors are respectively connected to the data lines and the scan lines. The gate contacts are connected to the scan lines. The source contacts are connected to the data lines. The display device further includes first conductive patterns disposed on a side of the first substrate, and the first conductive patterns are connected to at least some of the gate contacts on the side of the first substrate. First pads of the flexible circuit board are connected to the first conductive patterns.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: July 27, 2021
    Assignee: AU OPTRONICS CORPORATION
    Inventors: Hao-An Chuang, Wen-Fang Sung
  • Patent number: 11061288
    Abstract: A liquid crystal display device includes a TFT substrate having a display region where pixels each having a TFT and a pixel electrode are formed in a matrix, a counter substrate having a display region where color filters of three colors are formed in a matrix, the TFT substrate and the counter substrate being bonded together with a sealing material in a seal portion at a periphery, and liquid crystal sealed between the TFT substrate and the counter substrate by the seal material. In the display region, a first insulation film, a first alignment film, a first columnar spacer, an overcoat film, a first color filter among the color filters of three colors are stacked in this order between the TFT substrate and the counter substrate.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: July 13, 2021
    Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.
    Inventors: Takashi Yamamoto, Tomoya Sugano, Takamitsu Kamada
  • Patent number: 11027514
    Abstract: The presently disclosed subject matter relates to nanocardboard structures and methods of fabrication thereof. An exemplary nanocardboard structure includes at least two parallel planar films and webbing. The planar films can be separated from each other by a gap of from about 0.1 micrometers to about 1000 micrometers.
    Type: Grant
    Filed: August 15, 2018
    Date of Patent: June 8, 2021
    Assignee: THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA
    Inventors: Igor Bargatin, Chen Lin, Samuel Nicaise
  • Patent number: 11029558
    Abstract: An image display apparatus includes a liquid crystal display panel including a display surface for displaying an image; an imaging device disposed face a back surface of the liquid crystal display panel, the back surface located opposite to the display surface, the imaging device being capable of imaging a front area of the liquid crystal display panel; and a backlight device which retains the imaging device in a location behind the back surface of the liquid crystal display panel, and applies light to the back surface of the liquid crystal display panel. The imaging device includes a sleeve including a cylindrical third sleeve which receives therein a lens, and an annular light shield member is mounted between the back surface and an end surface of the third sleeve and is in contact with each of the back surface and the end surface.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: June 8, 2021
    Assignees: KYOCERA CORPORATION, KYOCERA AUTOMOTIVE AND INDUSTRIAL SOLUTIONS GMBH
    Inventors: Koichi Nagasaki, Seiichi Karatsu, Manfred Sauer, Matthias Neundorf
  • Patent number: 11022834
    Abstract: The present disclosure relates to a viewing angle control unit and a display unit including the same, in which the viewing angle control unit includes: a first substrate disposed on a side of the surface of the liquid crystal display unit; a second substrate which opposes the first substrate; a liquid crystal layer arranged between the first substrate and the second substrate; and a seal assembly which is disposed between the first substrate and the second substrate and surrounds the liquid crystal layer and seals and separates the liquid crystal layer from the outside. At least part of the seal assembly is constituted by a seal section and a shade section which are stacked in a direction substantially perpendicular to opposing surfaces of the first substrate and the second substrate.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: June 1, 2021
    Assignee: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
    Inventors: Masahiro Ishii, Tetsuo Fukami, Yukinori Kayama
  • Patent number: 10989869
    Abstract: Disclosed are high-density energy directing devices and systems thereof for two-dimensional, stereoscopic, light field and holographic head-mounted displays. In general, the head-mounted display system includes one or more energy devices and one or more energy relay elements, each energy relay element having a first surface and a second surface. The first surface is disposed in energy propagation paths of the one or more energy devices and the second surface of each of the one or more energy relay elements is arranged to form a singular seamless energy surface. A separation between edges of any two adjacent second surfaces is less than a minimum perceptible contour as defined by the visual acuity of a human eye having better than 20/40 vision at a distance from the singular seamless energy surface, the distance being greater than the lesser of: half of a height of the singular seamless energy surface, or half of a width of the singular seamless energy surface.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: April 27, 2021
    Assignee: Light Field Lab, Inc.
    Inventors: Jonathan Sean Karafin, Brendan Elwood Bevensee
  • Patent number: 10921649
    Abstract: A display device includes a first substrate, a second substrate, a first conductive layer, a first insulating layer, a second conductive layer and a spacer. The second substrate is disposed opposite to the first substrate. The first conductive layer is disposed on the first substrate and includes the first conductive line and the first dummy pad thereon. The first dummy pad and the first conductive line are disposed adjacent to each other. The first insulating layer is disposed on the first conductive layer. The second conductive layer is disposed on the first insulating layer and include a conductive pad partially overlap the first dummy pad. The spacer is disposed between the first substrate and the second substrate and partially overlaps the first conductive line.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: February 16, 2021
    Assignee: InnoLux Corporation
    Inventors: Chi-Hsuan Nieh, Yu-Chien Kao, Po-Ju Yang, Shih-I Huang
  • Patent number: 10921626
    Abstract: The present disclosure provides a display panel motherboard, including a first substrate and a second substrate arranged opposite to each other to form a cell. A display region and a non-display region surrounding the display region are provided at the first substrate and the second substrate. At the non-display region of the first substrate, a first spacer and a second spacer are arranged sequentially in a direction away from the display region of the first substrate. A vertical distance d1 between an end surface of the first spacer adjacent to the second substrate and a surface of the second substrate adjacent to the first substrate is equal to a vertical distance d2 between an end surface of the second spacer adjacent to the second substrate and the surface of the second substrate adjacent to the first substrate.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: February 16, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Tao Deng, Xi Xiang, Junneng Deng, Yuhuan Feng
  • Patent number: 10907076
    Abstract: Method of adhesively bonding two surfaces by means of a reactive adhesive film system comprising at least two adhesive films (F1 and F2), each comprising at least one reactive component (R1 and R2), adhesive bonding being effected by a reaction which requires the presence of both reactive components (R1 and R2), wherein, prior to adhesive bonding, a separating layer (T) which is impermeable to the reactive components is provided between the adhesive films which are to be brought into contact with one another for the reaction, and the separating layer (T) is removed at least in part by means of a laser in order to effect bonding, so that the adhesive films (F1 and F2) come into direct contact with one another and the reaction begins in the presence of both reactive components (R1 and R2), and reactive adhesive film system for use in this method.
    Type: Grant
    Filed: November 24, 2016
    Date of Patent: February 2, 2021
    Assignee: TESA SE
    Inventors: Sebastian Dietze, Arne Koops, Gero Maatz, Uwe Schümann
  • Patent number: 10897018
    Abstract: A display device includes a substrate that includes a bending area, a display active layer disposed on the substrate and that displays an image, a polarization layer disposed on the display active layer, a protective layer that contacts an end of the polarization layer and covers the bending area of the substrate; and an adhesive layer disposed on a boundary between the polarization layer and the protective layer, the adhesive layer extends from the end of the polarization layer toward the bending area by an extension area to overlap a portion of the protective layer.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: January 19, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Myoung-Ha Jeon, Ki Chang Lee
  • Patent number: 10895785
    Abstract: A liquid crystal display panel includes a first substrate, a second substrate, a liquid crystal layer, and a main sealing portion. The second substrate opposes the first substrate. The liquid crystal layer is disposed between the first substrate and the second substrate. The main sealing portion is disposed in a circular shape to surround the liquid crystal layer and assembles the first substrate and the second substrate together to seal the liquid crystal layer between the substrates. A distance between opposing surfaces of the first substrate and the second substrate in a main attachment region of the substrates where the main sealing portion is disposed is smaller at an innermost peripheral portion than at the other portions.
    Type: Grant
    Filed: October 31, 2019
    Date of Patent: January 19, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Miyuki Higashiyama, Makoto Nishiuchi, Kohshiroh Taniike
  • Patent number: 10890807
    Abstract: The disclosure provides a display substrate, including: a transparent substrate which includes a side surface and an edge; a transparent electrode layer formed on the side surface of the transparent substrate and covering the full side surface; and an alignment layer formed on the transparent electrode layer and covering the full surface of the transparent electrode layer; the alignment layer including a connecting region and a photosensitive region, and the photosensitive region including a photosensitive material. The disclosure also provides a manufacturing method of a display substrate, and a display panel.
    Type: Grant
    Filed: February 22, 2019
    Date of Patent: January 12, 2021
    Assignees: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd.
    Inventor: Huailiang He
  • Patent number: 10886500
    Abstract: The present disclosure relates to a display panel, a manufacturing method thereof, and a display device. The display panel comprises a base substrate, a package cover plat disposed to be parallel to the base substrate, a light-emitting layer between the substrate and the package cover plate, and a main package part, which encapsulates a side surface of the base substrate and a side surface of the package cover plate.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: January 5, 2021
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hongli Zhu, Haijun Shi, Zhanchang Bu
  • Patent number: 10864713
    Abstract: A method for manufacturing a curved display panel using a prefabricated flat liquid crystal panel including a lower substrate and an upper substrate formed of glass and opposite each other, each of the lower substrate and the upper substrate being provided with a polarizing plate, and a liquid crystal layer formed between the lower substrate and the upper substrate, includes separating the polarizing plates from the lower substrate and the upper substrate respectively, reducing a thickness of the liquid crystal panel, by removing an outer surface of each of the lower substrate and the upper substrate from which the polarizing plates are separated, to a designated thickness, and bending the liquid crystal panel having the designated thickness in a curved shape.
    Type: Grant
    Filed: April 6, 2017
    Date of Patent: December 15, 2020
    Assignee: TOVIS CO., LTD.
    Inventors: Yong Beom Kim, Woon Yong Park
  • Patent number: 10863151
    Abstract: According to one embodiment, a display device including a first substrate including an organic film, a first recess and a second recess formed in the organic film, and a first projection having the organic film, a second substrate, and a sealing member located in a second area around a first area, and bonding the first substrate and the second substrate together, wherein the first substrate includes a mounting portion, the first recess and the second recess extend in the second area, a first leading end portion of the first recess is separated from a second leading end portion of the second recess, and the first projection, the first recess and the second recess overlap the sealing member.
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: December 8, 2020
    Assignee: JAPAN DISPLAY INC.
    Inventors: Tomokazu Ishikawa, Hitomi Hasegawa, Masaru Nakakomi
  • Patent number: 10845649
    Abstract: A liquid crystal display device is provided. The liquid crystal display device includes a driving circuit; a lower insulation layer; an upper insulation layer; and an inorganic insulation layer. The driving circuit is disposed in a bezel area on a lower substrate. The lower insulation layer includes a lower opening through which an inorganic layer on the lower substrate is exposed and the lower opening is located at an outer side of the lower substrate than the driving circuit. The upper insulation layer is disposed on the lower insulation layer and includes an upper opening corresponding to the lower opening. The inorganic insulation layer is disposed on the upper insulation layer and in direct contact with the inorganic layer on the lower substrate so as to minimize damage to the driving circuit caused by infiltration of moisture from the outside.
    Type: Grant
    Filed: May 12, 2016
    Date of Patent: November 24, 2020
    Assignee: LG Display Co., Ltd.
    Inventor: HongGyu Han
  • Patent number: 10831069
    Abstract: According to one embodiment, a display device comprises a first A spacer, a second A spacer, a third A spacer and a fourth A spacer. The first A spacer and the third A spacer are on a first substrate. The second A spacer and the fourth A spacer are on a second substrate. At least one of the first and second substrates is a flexible substrate. The first A spacer and the second A spacer are aligned in a first direction. The third A spacer and the fourth A spacer are aligned in a second direction. Side surfaces of the first A spacer and the second A spacer face in the first direction. Side surfaces of the third A spacer and the fourth A spacer face in the second direction.
    Type: Grant
    Filed: April 6, 2018
    Date of Patent: November 10, 2020
    Assignee: Japan Display Inc.
    Inventor: Mitsutaka Okita
  • Patent number: 10831048
    Abstract: An electronic device includes a liquid crystal display device having a first substrate, a second substrate bonded to the first substrate, with liquid crystal material held between the first substrate and the second substrate, and an upper polarizing plate affixed to the second substrate. A protective member is disposed over the upper polarizing plate, and an adhesive member is disposed between the protective member and the upper polarizing plate without an air layer between the protective member and the upper polarizing plate. The protective member is configured as a protective cover of the electronic device.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: November 10, 2020
    Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.
    Inventor: Koichi Fukuda
  • Patent number: 10823954
    Abstract: Subject matter disclosed herein relates to improving a contact diameter of an adhesive/sealing material on surfaces of substrates by altering rheological properties of the adhesive/sealing material. An electrowetting display device comprises a first substrate and a second substrate, a first fluid and a second fluid disposed between the first substrate and the second substrate, wherein the first fluid is immiscible with the second fluid. An adhesive/sealing material comprising UV curable epoxy glue is in contact with the second fluid and couples the second substrate to the first substrate. The adhesive/sealing material further comprises silica particles in a range of 1-6% mass fraction of silica that alter rheological properties of the UV curable epoxy glue.
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: November 3, 2020
    Assignee: Amazon Technologies, Inc.
    Inventors: Maurice Hendrikus Hubertinus Thijssen, Jeroen Cornelis van der Gaag
  • Patent number: 10809577
    Abstract: According to one embodiment, A display device includes a first substrate includes an inorganic insulating film, a first wiring formed above the inorganic insulating film, an organic insulating film located above the inorganic insulating film and the first wiring, and a driver electrically connected to the first wiring, a second substrate opposing the first substrate, and a sealant fixing the first substrate and the second substrate, wherein the sealant comprises a first seal portion formed along a first edge of the first substrate and a second seal portion which crosses the first seal portion, and the first seal portion has a first width, and the second seal portion has a second width, the first width being greater than the second width.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: October 20, 2020
    Assignee: Japan Display Inc.
    Inventors: Taiki Makino, Tomokazu Ishikawa, Yuki Kuramoto
  • Patent number: 10802350
    Abstract: A liquid crystal panel includes two substrates, an outer light-shielding portion, an inner light-shielding portion, and spacers. The substrates are bonded to each other. The outer light-shielding portion is disposed outer than an outer periphery of area display area in which an image is displayed between the substrates. The inner light-shielding portion is disposed inner than an inner periphery of the display area between the substrates. The spacers are disposed between the substrates. The spacers include outer spacers and at least one inner spacer. The outer spacers are disposed to overlap the outer light-shielding portion. The at least one inner spacer is disposed to overlap the inner light-shielding portion.
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: October 13, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Yoshihiro Shioaku, Yuta Senokuchi
  • Patent number: 10802346
    Abstract: A display panel includes a top substrate, a bottom substrate, a display medium layer disposed between the top substrate and the bottom substrate, and a sealant. The sealant includes a frame portion surrounding a region and the display medium layer distributing in the region, and an injection portion connected to the frame portion. The injection portion has a channel path, an inner opening and an outer opening. The channel path is communicated to the region at the inner opening, and the outer opening is at a distal end of the channel path away from the region. The injection portion includes a first wall, a second wall, and a third wall. The first wall is spaced from the second wall at a first direction to form the outer opening. The third wall is spaced from the second wall at a second direction and shields the outer opening.
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: October 13, 2020
    Assignee: Himax Display, Inc.
    Inventors: Po-Hung Pan, Hua-Hsin Wang
  • Patent number: 10795192
    Abstract: A display device including: a display panel including a first substrate and a second substrate that are coupled to and face each other; a first polarizing plate attached to the second substrate of the display panel; a second polarizing plate attached to the first substrate of the display panel; and a side cover layer. The first polarizing plate has a first extended portion that extends outwardly beyond an end portion of the second substrate, and the second polarizing plate has a second extended portion that extends outwardly beyond an end portion of the first substrate. The side cover layer is between the first and second extended portions of the first and second polarizing plates and covers a first side surface of the first substrate and a second side surface of the second substrate that are near the first and second extended portions, respectively.
    Type: Grant
    Filed: January 2, 2019
    Date of Patent: October 6, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Su-mi Moon, Jin-kyu Park, Taegyun Kim, Myunghun Baek
  • Patent number: 10770792
    Abstract: A liquid crystal panel included in a scanning antenna includes: a TFT substrate including a first dielectric substrate, a TFT supported on the first dielectric substrate, a gate bus line, a source bus line, a patch electrode, and a first alignment film covering the patch electrode; a slot substrate including a second dielectric substrate, a slot electrode formed on a first main surface of the second dielectric substrate and including a slot arranged corresponding to the patch electrode, and a second alignment film covering the slot electrode; and a liquid crystal layer provided between the TFT substrate and the slot substrate and containing a liquid crystal molecule having an isothiocyanate group. The patch electrodes and the slot electrode are each formed of a Cu layer or an Al layer, and the first alignment film and the second alignment film each include a compound having an atomic group forming a coordinate bond with Cu or Al.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: September 8, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Masanobu Mizusaki, Jumpei Takahashi
  • Patent number: 10761379
    Abstract: A stacked body includes a first resin film, a first electrode portion, a first alignment film, and a sealing material which are stacked, wherein the first alignment film has a permeation region where at least a part of components constituting the sealing material permeate.
    Type: Grant
    Filed: February 21, 2017
    Date of Patent: September 1, 2020
    Assignee: DAI NIPPON PRINTING CO., LTD.
    Inventor: Keisuke Miura
  • Patent number: 10755608
    Abstract: A display device may include a first pixel, a second pixel, a first data line electrically connected to the first pixel, a second data line electrically connected to the second pixel and electrically insulated from the first data line, a first signal wire electrically connected to the first data line, a second signal wire electrically connected to the second data line, and a connecting wire electrically connecting the second data line to the second signal wire. The connecting wire may include a first section and a second section. The second section may be directly connected to the first section, may overlap the first pixel, may overlap the first data line, and may be oblique relative to each of the first data line and the second data line in a plan view of the display device.
    Type: Grant
    Filed: July 15, 2019
    Date of Patent: August 25, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hee Rim Song, Gyung Soon Park, Mu Kyung Jeon
  • Patent number: 10725343
    Abstract: A display panel and a display device are provided. Wherein, the display panel includes a first substrate, a second substrate disposed opposite to the first substrate, and a sealing layer disposed on two ends of the display panel to seal the first substrate and the second substrate. The sealing layer includes a light-shading layer and a sealing-glue layer.
    Type: Grant
    Filed: May 12, 2017
    Date of Patent: July 28, 2020
    Assignees: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd.
    Inventors: Xu-Gang Luo, Qiong Wu
  • Patent number: 10725318
    Abstract: The present disclosure discloses a surface relief liquid crystal lenticular device, a manufacturing method therefor, and a display device with same. The liquid crystal lenticular device (60) includes an upper substrate module (171), a lower substrate module (161), a plano-concave lens module (64), a plurality of liquid crystal molecules (81), a sealing plastic structure (82), an electrically-conductive structure (83), and an external power supply (V). The lower substrate module (161) comprises a lower ITO electrode layer (62), a secondary ITO electrode (62a), an electrical blocking structure (62b), and several lower alignment targets (63). The upper substrate module (171) comprises an upper ITO electrode layer (72), a plurality of shading portions (75), and several upper alignment targets (73). A plurality of liquid crystal lenticular lenses is driven by a voltage to achieve the aim of 2D and 3D switchable display.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: July 28, 2020
    Assignee: ZHANGJIAGANG KANGDE XIN OPTRONICS MATERIAL CO., LTD.
    Inventor: Mingyan Lin
  • Patent number: 10725342
    Abstract: A liquid crystal display device is provided. The liquid crystal display device includes a first substrate having elements configured to drive pixels; a second substrate having color filters corresponding to the pixels; and a sealant configured to bond the first substrate and the second substrate to each other. The first substrate includes a first protruding structure located in an area in contact with the sealant and the second substrate includes a second protruding structure located in an area in contact with the sealant.
    Type: Grant
    Filed: August 17, 2016
    Date of Patent: July 28, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: SungHyun Cho, SangWoon Kim
  • Patent number: 10718969
    Abstract: A display panel according to an embodiment has a first region and a central second region surrounded by the first region. The display panel includes a patterned light shielding layer, and a plurality of embedded patterns. The patterned light shielding layer is disposed on a top surface of a top substrate in the first region. The patterned light shielding layer includes a top portion and a plurality of extending portions extending from the top portion toward the top substrate. Each of the embedded patterns is located between two of the adjacent extending portions and covered by the top portion. A further antireflective layer and an outer hydrophobic material layer may be disposed on the top surface at the second region. The embedded patterns may be made of a same material as the top substrate, and the antireflective layer may be made of an inorganic material.
    Type: Grant
    Filed: May 1, 2018
    Date of Patent: July 21, 2020
    Assignee: Himax Display, Inc.
    Inventor: Po-Hung Pan
  • Patent number: 10718965
    Abstract: Disclosed is a liquid crystal display (LCD) device for preventing a crack from occurring in a pad part of a thin film transistor (TFT) substrate. The LCD device includes a liquid crystal display panel including a TFT substrate and a color filter substrate on an upper surface of the TFT substrate, a guide panel supporting the liquid crystal display panel, and a driver integrated circuit (IC) in a lower non-display area of the upper surface of the TFT substrate. The color filter substrate extends to the lower non-display area of the upper surface of the TFT substrate.
    Type: Grant
    Filed: November 16, 2017
    Date of Patent: July 21, 2020
    Assignee: LG Display Co., Ltd.
    Inventor: SangHo Jang
  • Patent number: 10698255
    Abstract: A photoluminescence device includes a first base substrate, a blue light blocking pattern disposed on the first base substrate in a first color pixel area, a second color pixel area and a first light blocking area disposed between the first color pixel area and the second color pixel area, a blue color filter disposed on the first base substrate in a blue pixel area, the first light blocking area and a second light blocking area between the blue pixel area and the second color pixel area, a first color conversion pattern disposed on the blue light blocking pattern in the first color pixel area, and a second color conversion pattern disposed on the blue light blocking pattern in the second color pixel area.
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: June 30, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kisoo Park, Youngmin Kim, Haeil Park, Seon-Tae Yoon
  • Patent number: 10670925
    Abstract: A first organic insulating film is arranged on a first substrate in a circumference area outside an active area. A mounting portion is located in the circumference area for mounting a signal source. A second organic insulating film is formed on a second substrate in the circumference area so as to face the first substrate. The second substrate exposes the mounting portion. A seal material is arranged between the first organic insulating film and the second organic insulating film to attach the first substrate and the second substrate. A resin layer is arranged between the first organic insulating film and the second organic insulating film in the circumference area, and formed in a rectangular frame shape including four linear ends. An end along the mounting portion is formed broadly than other ends.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: June 2, 2020
    Assignee: Japan Display Inc.
    Inventor: Atsuko Oono
  • Patent number: 10663807
    Abstract: The present disclosure provides a display panel, a display device and a fabrication method thereof. The display panel includes: a first substrate, an opposing substrate opposite to the first substrate, a frame sealant area arranged on edges of the first substrate and edges of the opposing substrate, and a connection part connecting the first substrate with the opposing substrate in the frame sealant area, where the connection part is provided with graphenes for transmitting a first electrical signal of the first substrate to the opposing substrate or for transmitting a second electrical signal of the opposing substrate to the first substrate.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: May 26, 2020
    Assignees: BOE Technology Group., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.
    Inventors: Xingyi Liu, Jideng Zhou, Wei Zhang