Particular Nonoptical Film Or Layer (e.g., Adhesive Layer, Barrier Layer) Patents (Class 349/122)
  • Patent number: 11187938
    Abstract: A method of producing a display panel sequentially includes a polarizing plate attachment process of attaching a polarizing plate to a surface of a substrate with a side surface of the polarizing plate being positioned outwardly from a side surface of the substrate, and a polarizing plate trimming process of trimming the side surface of the polarizing plate such that the side surface of the polarizing plate becomes flush with the side surface of the substrate.
    Type: Grant
    Filed: April 13, 2018
    Date of Patent: November 30, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Nobuhisa Nakajima
  • Patent number: 11181762
    Abstract: A display device includes: a first substrate having a first area; a second substrate having a second area larger than the first area and positioned above the first substrate; interconnects on the first substrate; connection pads on a side surface of the first substrate and electrically connected to the interconnects; and a first cover member on the side surface of the first substrate, wherein a side surface of the second substrate protrudes from the side surface of the first substrate in a first direction, and the first cover member is located under the second substrate.
    Type: Grant
    Filed: March 17, 2020
    Date of Patent: November 23, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Hwan Jeon, Ji Sang Seo, Dong Hyun Won, Wang Su Hong
  • Patent number: 11169629
    Abstract: A touch screen and a display device having the same are disclosed. The touch screen includes an insulating substrate including a sensing region and a peripheral region, a plurality of sensing electrodes disposed in the sensing region, a plurality of wirings disposed in the peripheral region and electrically connected to the plurality of sensing electrodes, a plurality of pads disposed in the peripheral region and electrically connected to the plurality of wirings, an optical film disposed on an upper portion of the plurality of sensing electrodes, a flexible circuit board electrically connected to the plurality of pads, and a reinforcing member disposed on the flexible circuit board corresponding to the plurality of pads, wherein a first height measured from the insulating substrate to an upper surface of the reinforcing member is equal to a second height measured from the insulating substrate to an upper surface of the optical film.
    Type: Grant
    Filed: April 16, 2019
    Date of Patent: November 9, 2021
    Inventors: Ji Yeon Baek, Mi Young Kim, Chang Bum Kim, Jung Mok Park, Young Seok Yoo, Byeong Kyu Jeon, Hee Yeon Choi
  • Patent number: 11143892
    Abstract: The present invention provides a light control element which has a light weight and high reliability and can easily be bonded to a glass surface or the like. The light control element of the present invention includes a glass film, a light control layer, a resin film, and a pressure-sensitive adhesive layer in the stated order, wherein the light control element has a bending radius of from 20 mm to 100 mm, and wherein the glass film has a thickness of from 50 ?m to 200 ?m.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: October 12, 2021
    Assignee: NITTO DENKO CORPORATION
    Inventors: Akiko Sugino, Kenta Watanabe
  • Patent number: 11119362
    Abstract: This application discloses a display panel manufacturing process and a display panel. The manufacturing process includes: forming a common line, a common electrode and a transparent electrode layer, the transparent electrode layer being in communication with the common line; and arranging an Au ball on the transparent electrode layer, and enabling the Au ball to communicate the transparent electrodes layer with the common electrode.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: September 14, 2021
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Chuan Wu
  • Patent number: 11067861
    Abstract: A thin film transistor (TFT) substrate optimized for protection against the build up of static electricity defines a display area and a non-display area surrounding the display area. The TFT substrate includes a substrate and an electrostatic protection structure on the substrate and in the non-display area. The electrostatic protection structure includes a transparent conductive layer and a discharge metal layer on the transparent conductive layer. The discharge metal layer partially overlaps with the transparent conductive layer. The discharge metal layer is in direct contact with the transparent conductive layer. The transparent conductive layer has a width that is greater than a width of the discharge metal layer.
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: July 20, 2021
    Assignee: Century Technology (Shenzhen) Corporation Limited
    Inventors: Qi Xu, Tao Wang, Sheng Xiao, Hui Wang, Chih-Chung Liu, Meng-Chieh Tai
  • Patent number: 11009731
    Abstract: A liquid crystal panel includes: a liquid crystal layer; a pair of substrates that hold the liquid crystal layer between the pair of substrates; a spacer that is formed so as to protrude from one substrate of the pair of substrates toward the other substrate of the pair of substrates and comes into contact with the other substrate to keep a distance between the pair of substrates; and an overcoat film that is arranged in the one substrate on a lower layer side of the spacer and is configured so that a gap between a lowest position and a highest position of fine irregularities generated in a reference range on a surface is 4 nm or less.
    Type: Grant
    Filed: April 7, 2020
    Date of Patent: May 18, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Shinichi Hirato
  • Patent number: 11010651
    Abstract: The present invention relates to an optical code including a film of a charge-transfer material, as well as methods thereof. Described herein are optical codes having anisotropic and/or isotropic regions within the film, which can be provided in a pattern that serves as an optical code.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: May 18, 2021
    Assignee: National Technology & Engineering Solutions of Sandia, LLC
    Inventors: Bryan James Kaehr, Joseph J. Reczek
  • Patent number: 10974487
    Abstract: A cover element for a foldable electronic device that includes a foldable glass element, first and second primary surfaces, and a compressive stress region extending from the first primary surface to a first depth that is defined by a stress ?I of at least about 100 MPa in compression at the first primary surface. The device also includes a polymeric layer disposed over the first primary surface. The glass element has a stress profile such that when the glass element is bent to a target bend radius of from 1 mm to 20 mm, to induce a bending stress ?B at the first primary surface in tension, ?I+?B<400 MPa (in tension). Further, the cover element can withstand a pen drop height of at least 1.5 times that of a control pen drop height of the cover element without the layer according to a Drop Test 1.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: April 13, 2021
    Assignee: Corning Incorporated
    Inventors: Polly Wanda Chu, Michael Patrick Donovan, Timothy Michael Gross, Louis Mattos, Jr., Prakash Chandra Panda, Robert Lee Smith, III
  • Patent number: 10976606
    Abstract: A display device includes: a display panel; a housing that comprises a front face in which the display panel is disposed; a light source unit that is disposed on an inner surface of the housing, and comprises a light source and an optical lens covering the light source; an attenuating plate that is disposed between the light source unit and the display panel, and attenuates an intensity of light irradiated from the light source unit, the light passing through the attenuating plate toward the display panel; and a reflection plate that reflects the light having passed through the attenuating plate toward the display panel.
    Type: Grant
    Filed: August 7, 2019
    Date of Patent: April 13, 2021
    Assignee: Funai Electric Co., LTD.
    Inventor: Seiji Takemoto
  • Patent number: 10948630
    Abstract: A display apparatus includes a display module having a display surface configured to display an image, and a window member disposed on the display surface. The window member includes a flexible base layer having a plurality of concave patterns defined on an upper portion thereof, and a plurality of hard coating patterns each disposed in a respective one of the concave patterns and having a hardness greater than the hardness of the flexible base layer.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: March 16, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyungtae Kim, Boa Kim, Sanghoon Kim, Hyunjoon Oh, Sang-il Park, Heonjung Shin, Hye-jin Oh, Jeoungsub Lee, Min-hoon Choi
  • Patent number: 10937814
    Abstract: An array substrate includes gate lines made of a first metal film, source lines made of a second metal film disposed such that a gate insulating film is interposed between the second metal film and the first metal film, the source lines extending to intersect the gate lines, auxiliary lines made of the first metal film, the auxiliary lines being arranged such that a pair of auxiliary lines sandwich the gate line therebetween and extending in parallel with the source lines to at least partly overlap the source lines, respectively, and bridge lines made of a third metal film disposed such that a first inter-layer film located opposite to the gate insulating film is interposed between the third metal film and the second metal film, the bridge lines being arranged to lie astride the gate lines, respectively, to electrically connect the source lines to pairs of the auxiliary lines.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: March 2, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Masahiro Yoshida
  • Patent number: 10935846
    Abstract: A liquid crystal device includes a first substrate and a second substrate facing each other, a first electrode disposed between the first substrate and the second substrate and adjacent to the first substrate, a second electrode disposed between the first substrate and the second substrate and adjacent to the second substrate, a first alignment film disposed between the first electrode and the second electrode and adjacent to the first electrode, a second alignment film disposed between the first electrode and the second electrode and adjacent to the second electrode, and a liquid crystal layer disposed between the first alignment film and the second alignment film, wherein the liquid crystal layer includes a liquid crystal portion containing liquid crystal molecules, and a hydrophobic portion containing a hydrophobic material, the liquid crystal portion and the hydrophobic portion are phase-separated from each other, and the hydrophobic portion includes fluorine.
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: March 2, 2021
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Gi Heon Kim, Yong Hae Kim, Chi-Sun Hwang, Chi-Young Hwang
  • Patent number: 10915202
    Abstract: A display device with a touch sensor having a display function and a touch sensor function is provided. The display device includes a first substrate including a pixel electrode; a first electrode along a first direction; and a second substrate including a second electrode that includes patterns of electrodes along a second direction crossing the first direction and that faces the first electrode and the pixel electrode, wherein upon the display function being activated, the pixel electrode is supplied with a pixel signal, and the second electrode is supplied with common voltage, and upon the touch sensor function being activated, the first electrode is applied with a first signal and the second electrode is configured to receive the first signal to be a second signal as a touch detecting signal.
    Type: Grant
    Filed: September 17, 2019
    Date of Patent: February 9, 2021
    Assignee: Japan Display Inc.
    Inventors: Naosuke Furutani, Hayato Kurasawa, Makoto Hayashi
  • Patent number: 10910590
    Abstract: A novel thin film encapsulated OLED panel architecture and a method for making the panels with improved shelf life is disclosed. The OLED panel consists of a plurality of OLED pixels; each OLED pixel is individually hermetically sealed and isolated from its neighboring pixels. The organic stack of the OLED pixel is contained within its own hermetically sealed structure, achieved by making the structure on a barrier coated substrate and using a first barrier material as the grid and a second barrier for encapsulating the entire OLED pixel. The first barrier material provides the edge seal while the second barrier disposed over the pixel provides protection from top down moisture diffusion. By isolating and hermetically sealing individual pixels; any damage such as moisture and oxygen ingress due to defects or particles, delamination, cracking etc. can be effectively contained within the pixel thereby protecting other pixels in the panel.
    Type: Grant
    Filed: March 18, 2015
    Date of Patent: February 2, 2021
    Assignee: Universal Display Corporation
    Inventors: Siddharth Harikrishna Mohan, William E. Quinn, Ruiqing Ma, Emory Krall, Luke Walski
  • Patent number: 10908455
    Abstract: A display device including an optical member, a display panel disposed above the optical member, and a plurality of light emitting units disposed below the optical member and configured to provide first color light to the optical member, in which the optical member includes a support substrate having upper and surfaces and overlapping the light emitting units, a quantum dot layer disposed on the support substrate and configured to convert the first color light into second color light and third color light, and a filter directly disposed on at least one of the upper surface and the lower surface of the support substrate, and having a first transmittance to the first color light having a first incident angle of 0 degrees and having a second transmittance greater than the first transmittance to the first color light having a second incident angle greater than the first incident angle.
    Type: Grant
    Filed: August 12, 2019
    Date of Patent: February 2, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Taewoo Lim, Dongwoo Kim, Minsu Kim, Cheonjae Maeng, Keunwoo Park, Seongyeon Lee, Hongbeom Lee
  • Patent number: 10871686
    Abstract: The display includes a liquid-crystal panel, a heat-transfer member, and a light-diffusion structure. The liquid-crystal panel includes a display screen. The heat-transfer member is light-transmissive. The heat-transfer member is on an opposite side of the liquid-crystal panel from the display screen. The light-diffusion structure is between the liquid-crystal panel and the heat-transfer member.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: December 22, 2020
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Takato Hada, Takahiro Akiyoshi, Hiroki Hara, Keiji Sugiyama
  • Patent number: 10868089
    Abstract: A display device includes: a substrate; a plurality of pixels on the substrate, the plurality of pixels being around a first area and at least partially surrounding the first area; a light-transmissive wire on the substrate and overlapping the first area; and an encapsulation member covering the plurality of pixels.
    Type: Grant
    Filed: September 13, 2018
    Date of Patent: December 15, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jaehwan Oh, Jinoh Kwag, Deokhoi Kim
  • Patent number: 10866483
    Abstract: An optical switching device includes a drive substrate, a transparent substrate, a liquid crystal layer, and a reflection enhancing film. The drive substrate includes a pixel region including a plurality of pixel electrodes, an outer circumferential region arranged at an outer circumference of the pixel region, and a seal region. The transparent substrate includes a counter electrode. The liquid crystal layer is interposed between the drive substrate and the transparent substrate. The reflection enhancing film is arranged on the pixel region, the outer circumferential region, and the seal region. The reflection enhancing film includes at least one assembly of dielectric films to be stacked, each assembly being a set of two dielectric films having different refractive indexes. The dielectric film as the first layer included in the reflection enhancing film has a different thickness from other dielectric films.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: December 15, 2020
    Assignee: JVCKENWOOD CORPORATION
    Inventor: Katsunori Ohshima
  • Patent number: 10867975
    Abstract: Interconnect structures, packaged semiconductor devices, and methods of packaging semiconductor devices are disclosed. In some embodiments, an interconnect structure includes a polymer material and a post passivation interconnect (PPI) pad disposed over the polymer material. A PPI line is disposed within an opening in the polymer material, the PPI line being coupled to the PPI pad.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: December 15, 2020
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chia-Wei Tu, Yian-Liang Kuo, Yi-Sheng Wang
  • Patent number: 10859874
    Abstract: Provided is a liquid crystal display apparatus. The liquid crystal display apparatus includes: a first substrate; a second substrate facing the first substrate; a liquid crystal layer disposed between the first substrate and the second substrate; a first liquid crystal alignment layer disposed between the first substrate and the liquid crystal layer; and a second liquid crystal alignment layer disposed between the second substrate and the liquid crystal layer. The first liquid crystal alignment layer may include a first ion adsorbing group, and the second liquid crystal alignment layer may include a second ion adsorbing group. A content of the first ion adsorbing group in the first liquid crystal alignment layer may be different from that of the second ion adsorbing group in the second liquid crystal alignment layer, or a chemical structure of the first ion adsorbing group may be different from that of the second ion adsorbing group.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: December 8, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gihoon Yang, Sarang Gahng, Kyungha Moon, Bumsuk Lee
  • Patent number: 10857885
    Abstract: An illustrative example embodiment of a display includes a cover, a plurality of display panels that collectively establish a display area, and a polarizer between the display panels and the cover. The polarizer is coextensive with the entire display area.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: December 8, 2020
    Assignee: Aptiv Technologies Limited
    Inventors: J. Roger Davis, John D. Newton
  • Patent number: 10823901
    Abstract: A display device having a display region and a peripheral region surrounding the display region is provided. The display device includes a first adhesion layer sandwiched between a display unit and a protective structure. The protective structure includes a first protective layer having a first length in a first direction. The protective structure also includes a second adhesion layer disposed on the first protective layer. The protective structure further includes a second protective layer disposed on the second adhesion layer, and the second protective layer has a second length in the first direction, wherein the difference between the first length and the second length is between 0 and 1 mm, and wherein the second protective layer is on the outermost side of the display device.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: November 3, 2020
    Assignee: INNOLUX CORPORATION
    Inventors: I-Chang Liang, I-Jung Lin, Yuan-Jen Cheng, Tsu-Hsien Ku, Ying-Yao Tang, Fang-Cheng Jhou, Li-Chi Luo, Ruei-Ting Huang, Chia-Wei Lai
  • Patent number: 10824022
    Abstract: A liquid crystal cell including a first substrate, a second substrate, a liquid crystal layer and a plurality of first support pillars is provided. The first substrate has a first surface and a second surface opposite to the first surface. The second substrate is disposed beside the first substrate and has a third surface and a fourth surface opposite to the third surface. The first surface of the first substrate and the third surface of the second substrate face each other. The liquid crystal layer is disposed between the first substrate and the second substrate. The plurality of first support pillars are configured to form a cell gap of the liquid crystal cell and disposed on the first surface of the first substrate, wherein the first substrate and the plurality of first support pillars are integrally formed and made of a same material.
    Type: Grant
    Filed: October 6, 2017
    Date of Patent: November 3, 2020
    Assignee: LIQXTAL TECHNOLOGY INC.
    Inventor: Chih-Chan Lin
  • Patent number: 10809839
    Abstract: A touch panel display device is provided with an active matrix substrate having multiple pixels corresponding to N-number colors (N is an odd number of three or more). The active matrix substrate includes multiple source lines, multiple common electrodes, and multiple signal lines connected to the respective common electrodes. The active matrix substrate includes, outside its display area, a source line driving circuit, a common electrode driving circuit that supplies a predetermined voltage signal to the signal lines, source line connection portions that connect between the source lines and the source line driving circuit, signal line connection portions that connect between the signal lines and the common electrode driving circuit, and multiple outside-area dummy lines having predetermined potential.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: October 20, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Masakatsu Tominaga, Yasuhiro Mimura, Tomofumi Kubota
  • Patent number: 10784316
    Abstract: A display device includes a substrate including a display area and a non-display area. First, second, and third insulating layers are sequentially disposed on the substrate. Pixels are disposed in the display area. Each of the pixels including a transistor and a light emitting element connected to the transistor. A data line is disposed in the display area. The data line is configured to supply a data signal to each of the plurality of pixels. A wiring portion is disposed in the non-display area. The wiring portion includes a connecting line connected to the data line and a fan-out line connected to the connecting line. A dummy pattern is disposed in the non-display area. The dummy pattern at least partially overlaps the wiring portion.
    Type: Grant
    Filed: October 1, 2018
    Date of Patent: September 22, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ji Seon Lee, Moo Soon Ko, Young Woo Park, Se Wan Son, Jin Sung An, Min Woo Woo, Ju Won Yoon, Wang Woo Lee, Jeong Soo Lee, Deuk Myung Ji
  • Patent number: 10768488
    Abstract: A method for manufacturing a liquid crystal display device of the instant application includes a first substrate preparing step of preparing a first substrate including a plurality of source lines and a plurality of gate lines; a second substrate preparing step of preparing a second substrate including a color filter; and a substrate bonding step of bonding the first substrate and the second substrate together using a first seal member. In the substrate bonding step, the first seal member is disposed in a manner that at least a part of the first seal member overlaps the color filter in plan view.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: September 8, 2020
    Assignee: Panasonic Liquid Crystal Display Co., Ltd.
    Inventors: Hiroaki Iwato, Makoto Fujimoto
  • Patent number: 10761366
    Abstract: The present invention provides a method for improving visibility of an image display device which is capable of providing an image display device excellent in anti-reflection properties and bright-field contrast even using an optical layered body including a light-transmitting substrate having in-plane birefringence, such as a polyester film. The method of the present invention is a method for improving visibility of an image display device that has an optical layered body including a light-transmitting substrate having in-plane birefringence and an optical functional layer disposed on one surface of the substrate. The method includes the step of disposing the optical layered body such that the slow axis showing a greater refractive index of the light-transmitting substrate is in parallel with the vertical direction of a display screen of the image display device.
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: September 1, 2020
    Assignee: Dai Nippon Printing Co., Ltd.
    Inventors: Takashi Kuroda, Makoto Honda
  • Patent number: 10754085
    Abstract: A lighting device 12 includes: an LED 13; an LED substrate 14 at least having an LED mounting portion 22 on which a surface of the LED 13 adjacent to a light-emitting surface 13a of the LED 13 is mounted and a first extension portion 23 extending from the LED mounting port on 22 toward a side opposite to the light-emitting surface 13a; and an LED supporting member 18 at least including an LED supporting portion 25 and a substrate contact portion 27. The LED supporting portion 25 is disposed on an opposite side from the LED substrate 14 with respect to the LED 13 and supports the LED 13 and the substrate contact portion 27 extends along a plate surface of the LED substrate 14 and is in contact with at least a part of the first extension portion 23.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: August 25, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Yasuyuki Togashi
  • Patent number: 10747058
    Abstract: According to one embodiment, the organic insulating film and the alignment film are provided on the first substrate. The alignment film is located between the liquid crystal layer and the organic insulating film and contacts the liquid crystal layer. The organic insulating film has a restricting portion on an inner side from the sealant and on an outer side from the display area. The restricting portion includes a recess and a projection extending in predetermined directions. The alignment film is formed on the restricting portion.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: August 18, 2020
    Assignee: Japan Display Inc.
    Inventors: Daiichi Suzuki, Hirofumi Wakemoto, Mitsutaka Okita, Tetsuya Kojima
  • Patent number: 10725325
    Abstract: A conductive substrate is provided that is arranged on an image display surface of a liquid crystal panel. The conductive substrate includes a transparent base material, a metal layer formed on at least one surface of the transparent base material, and a blackened layer formed on at least one surface of the transparent base material. Provided the color of the image display surface of the liquid crystal panel during backlight-off time, when converted into the CIE (L*a*b*) color space, has a b* value denoted as “b*panel”, the color of the blackened layer, when converted into the CIE (L*a*b*) color space, has a b* value that satisfies the following Formula 1: (b*panel+1)?b*?(b*panel?3.5) ??Formula 1.
    Type: Grant
    Filed: April 20, 2016
    Date of Patent: July 28, 2020
    Assignee: SUMITOMO METAL MINING CO., LTD.
    Inventor: Takumi Shimoji
  • Patent number: 10718980
    Abstract: The present invention relates to a liquid crystal window, a method of manufacturing the same, an optical element comprising the liquid crystal window, and a use thereof. The liquid crystal window of the present invention and its manufacturing method have excellent fixing property of a spacer and thus excellent cell gap maintaining characteristics, and can effectively prevent thermal damage of a base layer and be economical in manufacturing processes.
    Type: Grant
    Filed: December 13, 2016
    Date of Patent: July 21, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Jung Woon Kim, Su Young Ryu, Byoung Kun Jeon, Moon Soo Park
  • Patent number: 10711144
    Abstract: The present invention relates to an anti-scattering film and a method for manufacturing the same, the anti-scattering film including: a transparent film; and a hard coating layer formed on top of the transparent film, in which the hard coating layer is formed of a composition which includes a UV-curable acrylate resin, first inorganic nanoparticles, second inorganic nanoparticles, a photoinitiator, and a mixed solvent comprising a ketone-based solvent and an alcohol-based solvent, and a plurality of protruding parts is formed on an upper surface of the hard coating layer.
    Type: Grant
    Filed: August 17, 2015
    Date of Patent: July 14, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Joo-Hee Hong, Hong-Kwan Cho, Jang-Soon Kim
  • Patent number: 10670899
    Abstract: There are provided an apparatus and a method of manufacturing the apparatus. The apparatus includes: a plate-shaped base; a cover plate; and a curable resin adhering the plate-shaped base and the cover plate together. At least one of the plate-shaped base and the cover plate includes a light-shielding member covering a peripheral part of the at least one of the plate-shaped base and the cover plate. In an area which is shielded by the light-shielding member, a part of the curable resin at a side of an inner edge of the light shielding member is lower in one of an elastic modulus, a curing degree, and an adhesion strength than another part of the curable resin at a side of an outer edge of the light shielding member.
    Type: Grant
    Filed: December 27, 2018
    Date of Patent: June 2, 2020
    Assignee: TIANMA MICROELECTRONICS CO., LTD.
    Inventors: Hitoshi Yoshida, Futoshi Nakanishi, Akira Fujita
  • Patent number: 10663824
    Abstract: The present invention provides a liquid crystal display panel capable of reducing display defects due to bubbles. The liquid crystal display panel of the present invention includes, sequentially from a back side to a viewing side, a first substrate, a liquid crystal layer, and a second substrate. The first substrate includes, sequentially from a liquid crystal layer side, a pixel electrode and an organic insulating film in contact with the pixel electrode. The organic insulating film is provided with a void at a position overlapping an end of the pixel electrode. Preferably, the second substrate includes a black matrix and the void overlaps the black matrix.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: May 26, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Hajime Saitoh
  • Patent number: 10663820
    Abstract: A method for manufacturing a display substrate includes a step of forming a pattern of a barrier layer and a pattern of a first electrode. The step of forming the pattern of the barrier layer and the pattern of the first electrode includes: forming a barrier layer film and a first electrode film sequentially; and forming the pattern of the barrier layer and the pattern of the first electrode by a single patterning process.
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: May 26, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xianxue Duan, Mingji Bai, Dezhi Xu, Zhixiang Zou
  • Patent number: 10665654
    Abstract: A display device in an embodiment according to the present invention includes a display region above a first substrate, the display region includes, a plurality of a pixels, a transistor arranged to each of the plurality of the pixels, a light emitting element arranged to each of plurality of the pixels, an interlayer insulating layer above the transistor, and a planarization film above the inter layer insulating layer, a terminal region above the first substrate in a periphery region of the display region, the terminal region including, a plurality of terminals, each of which includes a first conductive layer above the interlayer insulating layer, the planarization film is arranged in a side part of the first conductive layer, and an inorganic insulating layer covering an upper surface of planarization film and an end part of the first conductive layer.
    Type: Grant
    Filed: June 19, 2019
    Date of Patent: May 26, 2020
    Assignee: Japan Display Inc.
    Inventor: Kazuhiro Odaka
  • Patent number: 10627659
    Abstract: According to one embodiment, a display device includes a liquid crystal display panel, a cover panel on a display surface of the liquid crystal display panel, a backlight unit opposed to the liquid crystal display panel, a case covering the backlight unit and the liquid crystal display panel, and including at least a part fixed to the cover panel, and an adhesive provided on the cover panel along the liquid crystal display panel. The adhesive includes a surface opposite to the cover panel, a first area on the surface, and a second area on the surface, located on an inner side closer to the liquid crystal display panel than the first area. The part of the case is adhered to the second area.
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: April 21, 2020
    Assignee: Japan Display Inc.
    Inventors: Tetsuro Ochi, Hiroyuki Sakakura
  • Patent number: 10621893
    Abstract: A display device with a first edge and a second edge, the first edge and the second edge extending in a same direction, the display device including a light-emitting layer, and an electronic circuit board, wherein the display device emits light toward a front side with the display device is bent as a first terminal portion disposed on a surface of an end portion on the first edge and a second terminal portion disposed on a back face of an end portion on the second edge facing one another, and the electronic circuit board includes a first surface mounted to the first terminal portion and a second surface opposite the first surface and mounted to the second terminal portion.
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: April 14, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Ryoh Araki, Taketoshi Nakano, Tsuyoshi Kawaguchi
  • Patent number: 10615375
    Abstract: The invention discloses an organic light-emitting display panel, an electronic device and a method for manufacturing the same. The organic light-emitting display panel includes: pixel regions on a substrate which emit light of various colors; each pixel region includes a first electrode, a light-emitting functional layer and a second electrode, one of the first electrode and the second electrode is light exit side electrode(s); an optical coupling layer is set on one side of the light exit side electrode far from the light-emitting functional layer; the refractive index of the optical coupling layer in the blue light wavelength region is 2 to 2.3; the difference between the refractive index of the optical coupling layer in the blue light wavelength region and that in the green light wavelength region is less than or equal to 0.2.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: April 7, 2020
    Assignees: SHANGHAI TIANMA AM-OLED CO., LTD., TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Wanming Hua, Xiangcheng Wang, Hongyang Ren, Yuji Hamada, Wei He, Jinghua Niu, Chen Liu
  • Patent number: 10601113
    Abstract: An electronic device is provided. The electronic device includes a housing including a front plate, a rear plate facing away from the front plate, and a side member surrounding a space between the front plate and the rear plate, the housing including at least one antenna element extended along one portion of the side member, a display exposed through the front plate and including a display panel and a shield layer, a wireless communication circuit electrically connected to the antenna element, a support member, at least a portion of which is positioned in the space in parallel with the shield layer, and a conductive patch layer interposed between the shield layer and the support member.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: March 24, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Hong Pyo Bae, Dong Yeon Kim, Ho Jung Nam, Sung Koo Park, Jae Woon Park, Min Cheol Seo, Him Chan Yun, Han Dug Lee, Hyun Woo Lee, Hyung Joo Lee, Byung Man Lim, Nak Chung Choi
  • Patent number: 10591958
    Abstract: An exemplary embodiment provides a rollable display device including: a rollable display panel including a front surface and a rear surface, a first damping layer positioned on the front surface of the rollable display panel, and a second damping layer positioned on the rear surface of the rollable display panel. The first damping layer and the second damping layer have a shear thickening characteristic.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: March 17, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae Woong Kim, Khachatryan Hayk, Hyun Woo Koo, Min-Sung Kim, Jeong Ho Kim, Jin Hwan Choi
  • Patent number: 10580846
    Abstract: A display apparatus includes a display region and a peripheral region adjacent to the display region. The display apparatus further includes a first flexible substrate (FFS), a driving circuit (DC), a conductive pattern (CP), a conductive line, a light-emitting device, and a support substrate. The FFS includes a first surface and a second surface opposite the first surface. The second surface includes, in the peripheral region, a cavity extending into the FFS. The DC is on the first surface and includes at least one transistor. The CP is in the cavity and is partially exposed by the cavity. The conductive line electrically connects the CP to the DC. The light-emitting device is in the display region and is electrically connected to the DC. The support substrate is on the second surface. In a view normal to the second surface, the support substrate is spaced apart from the CP.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: March 3, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kiseong Seo, Jekil Ryu, Wonkyu Choe, Jungho Choi, Mugyeom Kim, Changyong Jeong
  • Patent number: 10564495
    Abstract: A liquid crystal display device according to one aspect of the disclosure includes: a liquid crystal panel including a first substrate and a second substrate that oppose each other, and a liquid crystal layer of a horizontal alignment type provided between the first substrate and the second substrate; and a first polarizing plate and a second polarizing plate that sandwich the liquid crystal panel. A transparent conductive film layer connected to a ground potential is formed on the first substrate. A plurality of pixel electrodes are formed above the second substrate. A distance between the liquid crystal layer and the transparent conductive film layer ranges 15 ?m to 200 ?m.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: February 18, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Mayuko Sakamoto, Kenji Misono
  • Patent number: 10553664
    Abstract: A display device includes a first panel including a pad side area at one side of the first panel, a first optically transparent adhesive member on one surface of the first panel, a printed circuit board including a first attachment portion attached to the one surface of the first panel at the pad side area, a window on the first optically transparent adhesive member, a second optically transparent adhesive member on the other surface of the first panel, and a second panel on the second optically transparent adhesive member opposite the first panel, wherein the pad side area has a connection area at which the printed circuit board is attached to the first panel, and at which an edge of the first optically transparent adhesive member extends beyond an edge of the second optically transparent adhesive member, and a non-connection area at which the printed circuit board is not attached.
    Type: Grant
    Filed: December 20, 2017
    Date of Patent: February 4, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soon Sung Park, Jeong Jin Kim, Seong Sik Ahn
  • Patent number: 10549509
    Abstract: There is provided a polarizing plate, including: a polarizing layer having a thickness not greater than 20 ?m; a first protective film stacked on one surface of the polarizing layer, with a first adhesive layer formed from an active energy ray curing adhesive being interposed; and a second protective film stacked on the other surface of the polarizing layer, with a second adhesive layer formed from a water-soluble adhesive being interposed. There are also provided a polarizing plate with a pressure sensitive adhesive layer, a substrate having a polarizing plate bonded thereto, a liquid crystal display device, and an organic electroluminescence display device, all of which include the polarizing plate. Preferably, at least one of the first protective film and the second protective film has a moisture permeability not higher than 1000 g/m2/24 hr.
    Type: Grant
    Filed: April 21, 2017
    Date of Patent: February 4, 2020
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Kenji Matsuno, Yuuhei Inokuchi
  • Patent number: 10545361
    Abstract: The present disclosure relates to a technical field of display and in particular to a display device housing and a display device. The display device housing includes a front frame and a back plate which cooperate to form an accommodation portion for accommodating a display panel and a backlight module; and at least one elastic member mounted inside the front frame, wherein at least a portion of each of the elastic members is disposed between the front frame and a side face of the display panel to be mounted. The above display device housing can avoid the appearance of discrete bright spots in a display screen of the display device generated under long-time shock, and can also alleviate or eliminate light leakage in the display device.
    Type: Grant
    Filed: May 13, 2016
    Date of Patent: January 28, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yong Song, Gang Yang
  • Patent number: 10546516
    Abstract: When display panels are arranged to form a tiled-type display apparatus, the precision of the spaces between adjacent display panels is to be increased, and display quality is to be enhanced. A display apparatus includes display panels and space forming members. Pixels are arranged on the display panels. Space forming members are disposed between a display panel and a display panel, and form a space between the display panels. As spaces are formed by the space forming members, the spaces between the display panels are prevented from changing. Thus, appearances of joints are also prevented.
    Type: Grant
    Filed: February 23, 2015
    Date of Patent: January 28, 2020
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Katsuhiro Tomoda, Akiyoshi Aoyagi
  • Patent number: 10541233
    Abstract: A display device including a circuit substrate, a plurality of pixels, and a light-shielding layer is provided. The pixels include a plurality of light-emitting elements. The light-emitting elements are disposed on the circuit substrate and are electrically connected to the circuit substrate. The light-emitting elements in the pixels are arranged along an arrangement direction. The light-shielding layer is disposed on the circuit substrate and has a plurality of pixel apertures. The pixels are disposed in a corresponding pixel aperture. The light-shielding layer includes a plurality of first light-shielding patterns extending in the arrangement direction and a plurality of second light-shielding patterns connected to the first light-shielding patterns. The extending direction of the second light-shielding patterns is different from the extending direction of the first light-shielding patterns.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: January 21, 2020
    Assignees: Industrial Technology Research Institute, Macroblock, Inc.
    Inventors: Po-Hsun Wang, Chia-Hsin Chao, Ming-Hsien Wu, Yen-Hsiang Fang, Chien-Chung Lin, Ming-Jer Kao, Feng-Pin Chang
  • Patent number: 10527769
    Abstract: The present invention relates to a method for manufacturing a polarizing plate, the method including: preparing a polarizing plate where a protection film is laminated on one surface of a polyvinyl alcohol-based polarizer dyed with at least one or more of iodine and dichromatic dyes; and forming a depolarization region having single transmittance of 80% or more at a wavelength band in a range of 400 nm to 800 nm by bringing a decoloring solution including 1 to 30 wt % of a decolorant into local contact with the other surface of the polarizer, and a polarizing plate manufactured by using the same.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: January 7, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Byung Sun Lee, Ji Young Kim, Sung Hyun Nam, Kyun Il Rah