Patents Examined by Jia X Pan
  • Patent number: 11803089
    Abstract: To achieve a display device that is suitable for increasing in size and to provide a high-resolution display device. In the display device, three or more adjacent gate lines are supplied with the same selection signal. Three or more pixels that adjoin in the column direction are connected to different source lines. In each of the pixels, a transistor including a semiconductor layer is disposed. An inner source line among three or more source lines is disposed to overlap with a conductive layer that functions as a pixel electrode. Part of the semiconductor layer of the transistor is provided between the outer source line and a source line adjacent to the outer source line.
    Type: Grant
    Filed: June 4, 2021
    Date of Patent: October 31, 2023
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Kei Takahashi
  • Patent number: 11803088
    Abstract: The disclosure relates to the technical field of display, and discloses an electrode structure, a capacitor, a GOA circuit, an array substrate, a display panel and a display device, wherein the electrode structure includes a body and a first opening formed in the body, the first opening has a half-enclosed shape, and a part, enclosed by the first opening, of the body has a tip structure. Each of the capacitor, the GOA circuit, the array substrate, the display panel and the display device includes the above-mentioned electrode structure.
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: October 31, 2023
    Assignees: Beijing BOE Technology Development Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Hongfei Cheng, Jianbo Xian, Hui Li
  • Patent number: 11789316
    Abstract: A front light module includes a foldable light guide plate, a light source, an upper insulating layer, an upper optical adhesive layer, a lower insulating layer, and a lower optical adhesive layer. The top surface and the bottom surface of the foldable light guide plate adjoin the light incident surface of the foldable light guide plate. The light source faces toward the light incident surface. The upper insulating layer is located on the top surface. The upper optical adhesive layer is located on the upper insulating layer, and a storage modulus of the upper optical adhesive layer is less than a storage modulus of the upper insulating layer. The lower optical adhesive layer is located on a bottom surface of the lower insulating layer, and a storage modulus of the lower optical adhesive layer is less than a storage modulus of the lower insulating layer.
    Type: Grant
    Filed: December 7, 2022
    Date of Patent: October 17, 2023
    Assignee: E Ink Holdings Inc.
    Inventors: Kun-Hsien Lee, Sheng-Chieh Tai, Yi-Yu Tsai, Hsin-Tao Huang
  • Patent number: 11789300
    Abstract: Embodiments described and discussed herein generally relate to flexible or foldable display devices, and more specifically to flexible cover lens assemblies. In one or more embodiments, a flexible cover lens assembly contains a glass layer, an impact absorption layer disposed on the glass layer, a moisture barrier layer disposed on the impact absorption layer, a substrate disposed on the moisture barrier layer, a wet hardcoat layer having a nano-indentation hardness in a range from about 0.4 GPa to about 1.5 GPa and disposed on the substrate, an adhesion promotion layer disposed on the wet hardcoat layer, an anti-reflectance layer disposed on the adhesion promotion layer, a dry hardcoat layer having a nano-indentation hardness in a range from about 1 GPa to about 5 GPa and disposed on the anti-reflectance layer, and an anti-fingerprint coating layer disposed on the dry hardcoat layer.
    Type: Grant
    Filed: June 16, 2020
    Date of Patent: October 17, 2023
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Manivannan Thothadri, Harvey You, Helinda Nominanda, Neil Morrison, Daniel Paul Forster, Arvinder Chadha
  • Patent number: 11785827
    Abstract: A display device that can switch between normal display and see-through display is provided. Visibility in see-through display is improved. A liquid crystal element overlaps with a light-emitting element. The light-emitting element, a transistor, and the like overlapping with the liquid crystal element transmit visible light. When the liquid crystal element blocks external light, an image is displayed with the light-emitting element. When the liquid crystal element transmits external light, an image displayed with the light-emitting element is superimposed on a transmission image through the liquid crystal element.
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: October 10, 2023
    Assignee: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
    Inventors: Shunpei Yamazaki, Kohei Yokoyama, Takaaki Nagata, Tatsuya Sakuishi, Akio Yamashita, Yasuhiro Jinbo, Hideaki Shishido, Tetsuji Ishitani
  • Patent number: 11760046
    Abstract: Implementations of a microlens system may include a first layer including a first refractive index, the first layer including one or more substantially hemispherical elements formed therein; a second layer including a second refractive index coupled over the substantially hemispherical elements of the first layer; and a third layer including a third refractive index coupled over the second layer. A value of the first refractive index may be larger than a value of the third refractive index and a value of the second refractive index and the value of the second refractive index may be less than a value of the third refractive index.
    Type: Grant
    Filed: November 18, 2020
    Date of Patent: September 19, 2023
    Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Min Jang
  • Patent number: 11740518
    Abstract: A display device is described that includes an optical member such as a camera. According to an exemplary embodiment, the display device includes: a substrate that overlaps a light transmission area, a display area that surrounds the light transmission area, and a boundary area that is disposed between the light transmission area and the display area; a first light blocking member that is disposed on the substrate and overlaps the boundary area; a window that overlaps the substrate; and a second light blocking member that is disposed between the first light blocking member and the window, and overlaps the boundary area, wherein the first light blocking member includes a first opening that overlaps the light transmission area, the second light blocking member includes a second opening that overlaps the light transmission area, and a diameter of the first opening is larger than a diameter of the second opening.
    Type: Grant
    Filed: December 5, 2022
    Date of Patent: August 29, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Jung Hyun Kim
  • Patent number: 11726379
    Abstract: Described herein are liquid crystal (LC) assemblies that are dimmable and techniques for manufacturing LC assemblies. In some embodiments, an LC assembly includes a Guest-Host (GH) liquid crystal layer containing nematic liquid crystals, dye molecules, and a chiral dopant. The GH liquid crystal layer is located between a pair of substrates. The LC assembly is a film assembly, with each of the substrates including a flexible film and a conductive layer formed on the flexible film. The substrates are separated by spacers that define a cell gap. The GH liquid crystal layer is configured to transition the LC assembly between darkened and lightened states depending on the voltage across the conductive layers. The flexible films allow the LC assembly to conform to the surface of a window or other rigid surface to which the LC assembly is attached. The LC assembly can be attached via a liquid or film-based adhesive.
    Type: Grant
    Filed: November 18, 2021
    Date of Patent: August 15, 2023
    Assignee: Wicue USA Inc.
    Inventors: Fenghua Li, Martin Hainfellner
  • Patent number: 11726363
    Abstract: According to one embodiment, a liquid crystal element includes a first transparent substrate, a second transparent substrate, and a first liquid crystal layer cured. The first liquid crystal layer contains first cholesteric liquid crystal and has a reflective surface which reflects first circularly polarized light having a first wavelength. A first helical axis of the first cholesteric liquid crystal is tilted in a uniform direction over an entire area of the first liquid crystal layer. Each of a first outer surface of the first transparent substrate and a second outer surface of the second transparent substrate forms an interface which totally reflects the first circularly polarized light reflected in the first liquid crystal layer.
    Type: Grant
    Filed: March 21, 2022
    Date of Patent: August 15, 2023
    Assignee: Japan Display Inc.
    Inventor: Koichi Igeta
  • Patent number: 11726357
    Abstract: A liquid crystal display apparatus includes: a display panel having a display region and a peripheral region; a front cover; a first buffer member; a panel holder; and a second buffer member. The peripheral region includes four corner portions and four central portions. At least one buffer member of the first buffer member and the second buffer member includes a plurality of cushion members and at least one resin sheet. The at least one buffer member does not include a cushion member formed of a resin between the four corner portions and the front cover or between the four corner portions and the panel holder.
    Type: Grant
    Filed: June 14, 2022
    Date of Patent: August 15, 2023
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Daisuke Teragawa
  • Patent number: 11719972
    Abstract: The display device includes a liquid crystal panel including a polymer dispersed liquid crystal (PDLC) layer and a light source, the PDLC layer containing a polymer network and liquid crystal components dispersed in the polymer network, the light source being apart from the liquid crystal panel with an air layer, and configured to emit light toward the liquid crystal panel from an oblique direction, the end portion and the central portion of the PDLC layer each having, in the scattering state, an angle dependence which changes a transmittance of light to be emitted from a front surface based on an angle at which light is incident on a back surface of the PDLC layer, with the angle dependence of the end portion being different from the angle dependence of the central portion, the light source irradiating the end portion and the central portion with light at different angles.
    Type: Grant
    Filed: June 7, 2022
    Date of Patent: August 8, 2023
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Koji Murata, Kazutaka Hanaoka, Kimiaki Nakamura, Atsuko Kanashima, Mariko Honda, Shinji Shimada
  • Patent number: 11719978
    Abstract: A display may have a pixel array such as a liquid crystal pixel array. The pixel array may be illuminated with backlight illumination from a direct-lit backlight unit. The backlight unit may include an array of light-emitting diodes (LEDs) on a printed circuit board. The display may have a notch to accommodate an input-output component. Reflective layers may be included in the notch. The backlight may include a color conversion layer with a property that varies as a function of position. The light-emitting diodes may be covered by a slab of encapsulant with recesses in an upper surface.
    Type: Grant
    Filed: November 4, 2021
    Date of Patent: August 8, 2023
    Assignee: Apple Inc.
    Inventors: Zhenyue Luo, Meizi Jiao, Morteza Amoorezaei, Ling Han, Chungjae Lee, Ziruo Hong, Wei He, Rong Liu, Xinyu Zhu, Mingxia Gu, Jun Qi, Eric L. Benson, Victor H. Yin
  • Patent number: 11719969
    Abstract: A display module is provided that includes a curved back panel including a bottom board and a side frame disposed on the bottom board; a display assembly located in an accommodation space enclosed by the side frame and the bottom board; a cover board located on a side, away from the bottom board, of the display assembly and supported by the side frame; and a bonding layer including a first bonding portion and a second bonding portion, which are located between the cover board and the side frame. Both the first bonding portion and the second bonding portion are configured to bond the cover board to the side frame to enable the cover board to be curved. The second bonding portion has a smaller elasticity modulus than the first bonding portion. A method for manufacturing the display module, and a display apparatus are further provided.
    Type: Grant
    Filed: July 13, 2020
    Date of Patent: August 8, 2023
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Rui Han, Yue Zhai, Qing Ma, Zhipeng Zhang, Zeyuan Tong, Dong Cui, Wenyang Li, Zan Zhang, Shouyang Leng, Weining Chi, Fengping Wang, Rui Tan
  • Patent number: 11709397
    Abstract: A backlight includes a substrate, a plurality of light sources, a reflective layer, a light guide plate, a pattern of light extractors, a plurality of patterned reflectors, and a diffusive layer. The plurality of light sources are proximate the substrate. The reflective layer is on the substrate. The light guide plate is proximate the plurality of light sources. The pattern of light extractors is on the light guide plate. The plurality of patterned reflectors are on the light guide plate. Each patterned reflector is aligned with a corresponding light source. The diffusive layer is on the light guide plate.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: July 25, 2023
    Assignee: Corning Incorporated
    Inventors: Kirk Richard Allen, Fedor Dmitrievich Kiselev, Dmitri Vladislavovich Kuksenkov, Christopher Michael Lynn, Pamela Arlene Maurey, Xiang-Dong Mi, Scott Christopher Pollard, Nikolay Timofeyevich Timofeev, Andrii Varanytsia
  • Patent number: 11703719
    Abstract: A liquid crystal display panel includes a first and second base substrates, a liquid crystal layer and an optical compensation layer. In the liquid crystal layer, a first alignment film is configured to make a part of second liquid crystal molecules proximate to the first alignment film have a first pretilt angle, a second alignment film is configured to make a part of second liquid crystal molecules proximate to the second alignment film have a second pretilt angle. In the optical compensation layer, a third alignment film is configured to make first liquid crystal molecules proximate to the third alignment film have a third pretilt angle. A direction of orthogonal projections of long axes of the first liquid crystal molecules is parallel to or perpendicular to a direction of orthogonal projections of long axes of second liquid crystal molecules anchored by the first alignment film and the second alignment film.
    Type: Grant
    Filed: January 5, 2021
    Date of Patent: July 18, 2023
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Feifei Wang, Hongming Zhan, Xibin Shao, Lintao Ji, Bowen Li
  • Patent number: 11686966
    Abstract: A busbar anchoring system and method for polymer dispersed liquid crystal (PDLC) film layup that includes a plurality of mesh anchors with at least one of the plurality of electrically conductive mesh anchors interposed between and adhesively coupled to a first strip along a first section of the PDLC film layup formed by at least one of two indium tin oxide (ITO) layers flanking a PDLC layer and with at least one of the plurality of mesh anchors interposed between and adhesively coupled to a second strip along a second section of the PDLC film layup and the at least one of the two ITO layers.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: June 27, 2023
    Assignee: Switchble LLC
    Inventor: Anton Yerkeyev
  • Patent number: 11681192
    Abstract: A display device capable of performing image processing is provided. Each pixel is provided with a memory circuit, and desired correction data is held in the memory circuit. The correction data is calculated in an external device and written into each pixel. The correction data is added to image data owing to capacitive coupling, and the resulting data is supplied to a display element. Thus, a corrected image can be displayed with the display element. The correction enables image upconversion or can compensate for an image quality reduction due to characteristics variations of transistors included in pixels.
    Type: Grant
    Filed: June 30, 2021
    Date of Patent: June 20, 2023
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Koji Kusunoki, Kazunori Watanabe, Susumu Kawashima
  • Patent number: 11681086
    Abstract: A display device includes an electronic part, a support part including a through hole overlapping the electronic part, a display part disposed above the support part and including a first area overlapping the through hole, and a second area non-overlapping the through hole, the second area being adjacent to the first area, a polarizing plate disposed above the display part and having a transmission axis parallel to a direction, and a pattern optical layer disposed on the polarizing plate and including first phase retardation parts having a first optical axis, and second phase retardation parts having a second optical axis orthogonal to the first optical axis.
    Type: Grant
    Filed: March 1, 2021
    Date of Patent: June 20, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sanghyeok Kim, Jung-Hun Lee, Sungun Park, Jihwa Lee, Giljae Choi, Jiwon Han
  • Patent number: 11675226
    Abstract: According to one embodiment, a display device includes a first substrate and a second substrate. The first substrate includes a first area including a display portion, a second area adjacent to the first area, and an organic film. The second substrate has a substrate end along a boundary between the first area and the second area, and overlaps the first area. The first substrate includes an alignment film located in the display portion, terminals located in the second area and connected to a signal source, and a first groove formed in the organic film and located between the substrate end of the second substrate and the terminals in the second area. The terminals are arranged in a first direction. The first groove extends in the first direction along the terminals.
    Type: Grant
    Filed: April 13, 2022
    Date of Patent: June 13, 2023
    Assignee: JAPAN DISPLAY INC.
    Inventors: Tomokazu Ishikawa, Hitomi Hasegawa, Masashi Shishikura
  • Patent number: 11675225
    Abstract: An optical device manufacturing method and an optical device capable of forming a desired cured resin layer regardless of shapes of cover members. The method includes closely laminating a cover member having an opening onto a mold member having a fitting projection which fits to the opening so that the fitting projection is fitted to the opening to form a hollow laminated body capable of being filled with a curable resin; filling the hollow portion of the laminated body with the curable resin; curing the curable resin to form a cured resin layer on the cover member; peeling off the mold member from the cover member; and bonding the cured resin layer and an optical member.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: June 13, 2023
    Assignee: DEXERIALS CORPORATION
    Inventor: Takao Hashimoto