Patents Examined by Ryan Crockett
  • Patent number: 10983377
    Abstract: Provided is a PSA sheet that can be processed with excellent precision while providing excellent light-blocking properties in an in-plane direction and in the thickness direction in an embodiment where the support substrate has a limited thickness. The PSA sheet has a support substrate having a thickness less than 75 ?m and a PSA layer placed at least on one face of the support substrate. The PSA sheet has light transmittances of 0.04% or lower in XY and Z directions thereof.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: April 20, 2021
    Assignee: NITTO DENKO CORPORATION
    Inventors: Masataka Nishiwaki, Kazuki Minoura, Kenta Jozuka, Naohiro Kato
  • Patent number: 10969633
    Abstract: A method of fabricating a display panel includes providing a first substrate and a second substrate, forming an alignment material layer on one of the first substrate and the second substrate and patterning the alignment material layer to form an individual central portion, forming a hydrophobic surface extending from an edge of the individual central portion toward an edge of the one of the first substrate and the second substrate, forming a sealant material on the one of the first substrate and the second substrate, dropping a display medium material on the individual central portion, assembling the first substrate and the second substrate with the sealant material and curing the sealant material to form a sealant. A gap separates the sealant material from the individual central portion and the hydrophobic surface extends in the gap. The display medium material is restricted by the hydrophobic surface and does not contact the sealant material.
    Type: Grant
    Filed: March 30, 2020
    Date of Patent: April 6, 2021
    Assignee: Himax Display, Inc.
    Inventors: Po-Hung Pan, Hsing-Lung Wang
  • Patent number: 10969615
    Abstract: An electronic display assembly is provided. The electronic display assembly comprises a backlight module, a transparent plate, a liquid crystal panel, an internal heat exchange path and an external heat dissipation path with ambient air flowing through. The liquid crystal panel is disposed between the transparent plate and the backlight module. The internal heat exchange path comprises a first pathway, a second pathway and a third pathway. The first pathway is arranged between the transparent plate and the liquid crystal panel. The second pathway is arranged between the liquid crystal panel and backlight module. The third pathway is located directly behind the backlight module. The external heat dissipation path carries heat conducted from air flowing through the third pathway.
    Type: Grant
    Filed: February 13, 2020
    Date of Patent: April 6, 2021
    Assignee: DYNASCAN TECHNOLOGY CORP.
    Inventors: Tsun-I Wang, Ching-Chun Wu, Chia-Liang Yang
  • Patent number: 10964729
    Abstract: A liquid crystal display device with high aperture ratio is provided. The liquid crystal display device includes a first conductive layer, a second conductive layer, and a liquid crystal element where a liquid crystal layer is positioned between a third conductive layer and a fourth conductive layer. The first to fourth conductive layers transmit visible light and include a region where the first to fourth conductive layers overlap with each other. The second conductive layer is positioned between the first conductive layer and the third conductive layer. An insulating layer is positioned between the first conductive layer and the second conductive layer. An insulating layer is positioned between the second conductive layer and the third conductive layer. Therefore, two capacitors each including the second conductive layer as an electrode are stacked. The two capacitors transmit light and overlap with the liquid crystal element; thus, aperture ratio can be increased.
    Type: Grant
    Filed: March 3, 2020
    Date of Patent: March 30, 2021
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Hideaki Shishido
  • Patent number: 10962855
    Abstract: A wearable augmented reality head-mounted display system can be configured to pass light from the world forward a wearer wearing the head-mounted system into an eye of the wearer. The head-mounted display system can include an optical display that is configured to output light to form an image. The system may include one or more waveguides that are disposed to receiving the light from the display. A variable power reflector can be disposed on the forward side of the one or more waveguides. The reflector can be configured to have an optical power that is adjustable upon application of an electrical signal.
    Type: Grant
    Filed: February 22, 2018
    Date of Patent: March 30, 2021
    Assignee: Magic Leap, Inc.
    Inventors: Brian T. Schowengerdt, John Graham Macnamara, Chulwoo Oh
  • Patent number: 10948781
    Abstract: According to one embodiment, a liquid crystal display device includes a first substrate including a first alignment film covering a pixel electrode, a second substrate including a second alignment film covering a second common electrode, a sealant attaching the first substrate and the second substrate, and a liquid crystal layer held between the first alignment film and the second alignment film, wherein the first alignment film and the second alignment film are formed of a material in which a principal chain is composed of silica (SiO2), and extend at a position overlapping the sealant between an inner face and an outer face of the sealant.
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: March 16, 2021
    Assignee: Japan Display Inc.
    Inventor: Keisuke Takano
  • Patent number: 10948777
    Abstract: A display apparatus including a first base substrate, a second base substrate facing the first base substrate, and a liquid crystal layer disposed between the first base substrate and the second base substrate. In a peripheral area, which is a non-display area adjacent to the display area, the display apparatus includes a gate driving thin film transistor disposed on a first base substrate, a light blocking pattern disposed on the second base substrate and overlapping the gate driving thin film transistor, a blue light blocking pattern disposed on the light blocking pattern, and a blue light passing pattern disposed on the blue light blocking pattern.
    Type: Grant
    Filed: December 28, 2018
    Date of Patent: March 16, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jeaheon Ahn, Jang-Il Kim, Jeongki Kim, Jong-Hoon Kim, Cheonjae Maeng, Dongil Son
  • Patent number: 10948784
    Abstract: A light emitting apparatus and a window. The light emitting apparatus includes a liquid crystal device that includes a support substrate, a first electrode, a liquid crystal layer, and a sacrificial structure, separating the sacrificial structure from the liquid crystal layer to expose one surface of the liquid crystal layer, and a second electrode on the one surface of the liquid crystal layer.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: March 16, 2021
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Gi Heon Kim, Sujung Kim, Yong Hae Kim, Chi-Sun Hwang
  • Patent number: 10942308
    Abstract: A light source member including a guide panel, a light source disposed adjacent to at least one side of the guide panel, a low refractive layer disposed on the guide panel, and a color converting layer disposed on the low refractive layer and including a base resin and a quantum dot dispersed in the base resin, in which the low refractive layer includes a matrix part, a plurality of low refractive substances dispersed in the matrix part, and a void disposed in the matrix part, and an area occupied by the void is less than about 20% of an entire area of the low refractive layer.
    Type: Grant
    Filed: August 16, 2019
    Date of Patent: March 9, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seongyeon Lee, Taewoo Lim, Dongwoo Kim, Minsu Kim, Cheonjae Maeng, Keunwoo Park, Hongbeom Lee
  • Patent number: 10942406
    Abstract: A thin film transistor substrate including a pixel region constructed with pixels, includes: gate signal lines provided in the pixel region and extending in a first direction; gate lead-out lines provided in the pixel region and extending in a second direction; a thin film transistor and a pixel electrode provided in each of the pixels; a common electrode provided across the pixels; and a common line electrically connected to the common electrode. The gate signal lines and the gate lead-out lines are connected to each other through a first contact hole at at least one of a plurality of intersections of the gate signal lines and the gate lead-out lines, and the common line covers the first contact hole in planar view of the thin film transistor substrate.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: March 9, 2021
    Assignee: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
    Inventors: Teruhisa Nakagawa, Tetsuya Kawamura
  • Patent number: 10935854
    Abstract: An optical device comprising first and second optical elements. The first optical element has: a first liquid crystal element; a first transmissive member formed on the first liquid crystal element and having a light incident surface on which external incident light is incident and a first light-outputting surface through which light reflected by the first liquid crystal element is outputted; and a second transmissive member having a second light-outputting surface through which transmitted light having been transmitted through the first liquid crystal element is outputted. The second optical element has: a second liquid crystal element; and a third transmissive member formed on the second liquid crystal element and joined to the first light-outputting surface.
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: March 2, 2021
    Assignee: PIONEER CORPORATION
    Inventor: Hirokazu Hashikawa
  • Patent number: 10928669
    Abstract: A display panel and a display device are provided. The display panel includes a plurality of liquid lenses having a light exiting side; a light absorbing layer disposed on the light exiting side of the liquid lenses, wherein the light absorbing layer is provided with a plurality of grooves corresponding to the liquid lenses, and focal points of the liquid lenses are located in the corresponding grooves; and a reflective layer covering bottoms of the grooves, wherein the bottoms of the grooves are away from the liquid lenses.
    Type: Grant
    Filed: April 9, 2020
    Date of Patent: February 23, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Yingdong Huo
  • Patent number: 10928686
    Abstract: An array substrate, a liquid crystal display panel and a display device are provided. The array substrate includes: a substrate; a common electrode and a gate electrode, both disposed on the substrate; and a shielding electrode, disposed on the common electrode and the gate electrode, wherein an orthographic projection of the shielding electrode on the substrate is overlapped with an orthographic projection of the gate electrode on the substrate as well as an orthographic projection of the common electrode on the substrate, and the shielding electrode is electrically connected to the common electrode. In the embodiment of the disclosure, the shielding electrode is disposed on the common electrode and the gate electrode, so that the influence of the voltage difference formed by the gate electrode and the common electrode can be effectively shielded, thereby eliminating the phenomenon of push mura.
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: February 23, 2021
    Assignee: XIANYANG CAIHONG OPTOELECTRONICS TECHNOLOGY CO., LTD
    Inventors: Zhuo Li, Boqin Cui
  • Patent number: 10911710
    Abstract: The present invention relates to an outdoor television with a waterproof structure, comprising: a display module, a control component of the display module and a cover body covering outside the display module and the control component, the control component being located in an upper position of the outdoor television, and the top of the cover body covering the top of the display module. According to the present invention, the top of the cover body covers the top of the display module, so that a seam is not left in the top of the outdoor television, and rainwater is prevented from permeating from the top of the outdoor television, effectively playing a role of waterproofing.
    Type: Grant
    Filed: April 10, 2020
    Date of Patent: February 2, 2021
    Assignee: Keewin Display Co., Ltd.
    Inventors: Wen Li, Rubin Sun, Wenliang Shen
  • Patent number: 10901255
    Abstract: A liquid crystal display device that is not influenced by a noise in obtaining positional information can be provided. The liquid crystal display device includes a first substrate provided with a pixel electrode and a common electrode with a first insulating film interposed therebetween. The pixel electrode and the common electrode partly overlap with each other. The liquid crystal display device further includes a second substrate provided with a pair of electrodes, a resin film covering the pair of electrodes, and a conductive film on the resin film. The pair of electrodes partly overlap with each other with a second insulating film interposed therebetween. The liquid crystal display device further includes a liquid crystal layer between the conductive film on the second substrate side and the pixel electrode and the common electrode on the first substrate side. A predetermined potential is supplied to the conductive film.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: January 26, 2021
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Toru Tanabe, Takahiro Fukutome, Koji Moriya, Daisuke Kurosaki, Masakatsu Ohno
  • Patent number: 10901135
    Abstract: Disclosed herein are a display device and a method of manufacturing the same. The display device includes: a display panel including a first substrate, a second substrate disposed opposite to the first substrate, and a liquid crystal layer disposed between the first substrate and the second substrate; a light guide plate configured to receive light from light sources disposed on a side surface thereof, and to emit the light to the display panel; an optical sheet disposed between the light guide plate and the first substrate; and a spacer disposed and attached between the display panel and the light guide plate. The spacer has a uniform width along a thickness direction.
    Type: Grant
    Filed: January 2, 2019
    Date of Patent: January 26, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sanggil Lee, Eunguk Lee, Byunggon Kum
  • Patent number: 10895766
    Abstract: A display device may include the following elements: a first substrate; a first polarizer; a second substrate overlapping the first substrate and overlapping the first polarizer; and a polarization structure positioned inside the second substrate, comprising a first polarization layer, and comprising a second polarization layer. The first polarization layer may be narrower than the second substrate in a first direction and may be positioned farther from or closer to the first polarizer than the second polarization layer. The second polarization layer may be narrower than the second substrate in the first direction.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: January 19, 2021
    Inventors: Sung Hoon Kim, Young Jun Kwon, Soo San Mun, Dae Hyuk Song, Cheol Su Jeong
  • Patent number: 10890791
    Abstract: A light control device includes: a light control element including a first layer stack and a second layer stack which include electrodes provided on base members, respectively, and a liquid crystal layer sandwiched between the first and second layer stacks; a switching element connected between an AC power supply and the light control element; a comparator that detects whether or not the AC power supply is higher than a first voltage that is higher than 0 V and is lower than a maximum value of the AC power supply; and a control circuit that performs PWM control or PFM control on the switching element if the AC power supply is higher than the first voltage.
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: January 12, 2021
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventor: Hiroshi Takahashi
  • Patent number: 10884308
    Abstract: The present disclosure discloses a phase-shift unit, an antenna array, a display panel and a display device. In one embodiment, the phase-shift unit includes a first substrate and a second substrate assembled to each other; a liquid crystal layer between the first substrate and the second substrate; a microstrip line provided at a side of the second substrate facing towards the liquid crystal layer, and configured for receiving a voltage signal that controls deflection of liquid crystal molecules in the liquid crystal layer and for receiving or transmitting an electromagnetic wave signal; and a grounding layer provided on the first substrate and including a via hole corresponding to the microstrip line.
    Type: Grant
    Filed: August 18, 2017
    Date of Patent: January 5, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xue Cao, Junhui Wu, Ying Wang, Peizhi Cai, Zhifu Li, Lijun Mao, Jiaheng Wang
  • Patent number: 10884297
    Abstract: A pixel structure includes a first sub-pixel, a second sub-pixel, and a third sub-pixel. Each of first pixel electrodes has first branch portions. Each of the first pixel electrodes has a first outline. The first branch portions of each of the first pixel electrodes and one of first connecting electrodes have a first junction. The first junction has a length. The first outline has a length. Each of the first sub-pixel, the second sub-pixel, and the third sub-pixel has a first ratio of the length of the first junction to the length of the first outline. The first ratios of at least two of the first sub-pixel, the second sub-pixel, and the third sub-pixel are substantially different.
    Type: Grant
    Filed: September 21, 2019
    Date of Patent: January 5, 2021
    Assignee: Au Optronics Corporation
    Inventors: Chin-An Lin, Kun-Cheng Tien