Patents Examined by Thanh-Nhan P Nguyen
  • Patent number: 10690969
    Abstract: A first organic insulating film is arranged in a circumference area outside an active area on a first substrate. A circumference color filter is arranged in the circumference area on a second substrate. A second organic insulating film covers the circumference color filter. A seal material is arranged between the first and second organic insulating films to attach the first substrate and the second substrate. The seal material extends up to a position in which end portions of the first and second substrates overlap. A first spacer is arranged between the first and second organic insulating films in the circumference area. The first spacer is arranged on an active area side in the seal material. A second spacer is formed between the first and second organic insulating films in a position in which the end portions of the substrates overlap.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: June 23, 2020
    Assignee: Japan Display Inc.
    Inventor: Ayumi Mori
  • Patent number: 10690963
    Abstract: The liquid crystal illumination device includes a light source projecting light to a liquid crystal panel, a first diffusion unit diffusing the projected light, a first light guide unit including a radially widened reflection surface and reflect the diffused light at the reflection surface, a reflecting mirror including an opening, part of the light guided by the first light guide unit being reflected and returned to inside the first light guide unit, and remaining light passing through the opening, a light collecting unit collecting light passing through an opening on the reflecting mirror, and a second diffusion unit diffusing the collected light toward the liquid crystal panel. The opening on the reflecting mirror is formed correspondingly to a display region where the liquid crystal panel display an image. A haze value of the first diffusion unit is set to a value higher than that of the second diffusion unit.
    Type: Grant
    Filed: October 10, 2019
    Date of Patent: June 23, 2020
    Assignee: JVCKENWOOD Corporation
    Inventor: Tatsuru Kobayashi
  • Patent number: 10690974
    Abstract: A liquid crystal display device includes a thin film transistor substrate having a pixel region and a frame region, and a color filter substrate. The frame region includes a first metal wire that surrounds the outside of the pixel region, and a second metal wire that is formed so as to surround the outside of the first metal wire. The first metal wire has at least one slit at an area overlapping with a seal material.
    Type: Grant
    Filed: September 24, 2019
    Date of Patent: June 23, 2020
    Assignee: Japan Display Inc.
    Inventors: Kenji Kitajima, Ryouhei Suzuki
  • Patent number: 10663814
    Abstract: A liquid crystal panel includes pixel electrodes and a common electrode. The common electrode is disposed to overlap the pixel electrodes. A wire is connected to the common electrode. The common electrode includes a first region and a second region. The first region includes first openings. The second region includes second openings. The second region is located farther away from a point of connection with the wire than the first region. The second openings are smaller in area than the first openings.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: May 26, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Szu-Chi Huang, Junichi Morinaga, Katsuya Ogawa
  • Patent number: 10656455
    Abstract: An electro-optical device includes a pixel electrode, a light shielding member disposed along an edge of the pixel electrode in a planar view viewed in a thickness direction that is a direction perpendicular to the pixel electrode, a first insulator that is provided in a region overlapped with at least the light shielding member in the planar view, and having light transmission, and a second insulator that is provided to be in contact with the first insulator on an opening region that is an inside surrounded by the light shielding member in the planar view, and having the light transmission and a refractive index higher than that of the first insulator, in which the second insulator configures a waveguide which reflects incident light incident on the opening region at an interface between the second insulator and the first insulator, and propagates the incident light inside the second insulator.
    Type: Grant
    Filed: March 20, 2018
    Date of Patent: May 19, 2020
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Yoshitake Tateno, Satoshi Ito, Daisuke Sawaki, Mitsutaka Ohori
  • Patent number: 10649273
    Abstract: The exemplary embodiments disclosed herein provide a transparent LCD which is placed between a front glass and a rear glass. A light guide is preferably positioned behind the LCD and contains an edge. A plurality of LEDs are positioned adjacent to the edge and a cavity is positioned on the opposite side of the LEDs as the light guide. Generally, light which is exiting the LEDs is permitted to enter both the light guide as well as the cavity. A graphic may be placed in front of the cavity and could be bonded to the front glass.
    Type: Grant
    Filed: October 8, 2015
    Date of Patent: May 12, 2020
    Assignee: Manufacturing Resources International, Inc.
    Inventors: Marcos Diaz, William Dunn
  • Patent number: 10649231
    Abstract: A switchable type touch display device includes: a display panel displaying an image; a touch polarization control panel over the display panel, wherein the touch polarization control panel includes: first and second touch polarization control substrates; a first electrode on an inner surface of the first touch polarization control substrate; a second electrode on an inner surface of the second touch polarization control substrate; a third electrode on an outer surface of the second touch polarization control substrate; and a polarization control liquid crystal layer between the first and second touch polarization control substrates; and a lens panel over the touch polarization control panel.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: May 12, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Chung-Hwan An, Chang-Ho Lee, Keong-Jin Lee, Joo-Ah Kim, Tae-Young Heo
  • Patent number: 10649301
    Abstract: Embodiments of the present disclosure provide a display panel, a manufacturing method thereof and a display device. The display panel includes: a first substrate and a second substrate which are cell-assembled; a liquid crystal layer, disposed between the first substrate and the second substrate; a spacer layer, disposed between the liquid crystal layer and the first substrate; and an electrochromic layer, disposed between the first substrate and the spacer layer.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: May 12, 2020
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qingsen Guo, Yongzhi Song, Bo Zhou
  • Patent number: 10598993
    Abstract: Provided is a technique of suppressing display defects such as flicker, without limiting the arrangement of data lines, in a liquid crystal display device having a display area in a non-rectangular shape. A liquid crystal display device includes an active matrix substrate 10, a counter substrate, and a liquid crystal layer. The active matrix substrate 10 includes a plurality of gate lines 11, and a plurality of data lines 12. In each of pixels defined by the gate lines 11 and the data lines 12, a pixel electrode 14 is arranged, and in a display area R, common electrodes 15 are provided. Outside the display area R, capacitance-generating parts C that generate capacitances between some gate lines 11 among the plurality of gate lines 11 and the common electrode are provided. The some gate lines 11 have lengths smaller than the gate lines having the maximum length, and intersect with some data lines 12 among the plurality of data lines 12.
    Type: Grant
    Filed: July 10, 2017
    Date of Patent: March 24, 2020
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Satoshi Horiuchi, Seijirou Gyouten, Sachio Tsujino, Takehiko Kawamura, Junichi Morinaga
  • Patent number: 10564439
    Abstract: A three-dimensional display device and method are provided. The display device includes a display panel emitting light including first and second components, wherein polarization directions of the first and second components are different first and second directions, respectively; first and second lenticulations configured to split the first and the second components, respectively, and to converge light rays in the first and the second components to first and second viewpoints, respectively, wherein the first and the second viewpoints are in first and second planes, respectively, and distances between the first and the second planes and the display panel are different; and a light selectively-transmissible layer configured to operate in first and second states, wherein in the first and the second states, the first and the second components transmit through the light selectively-transmissible layer, respectively.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: February 18, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhongxiao Li, Xiaochuan Chen, Wenqing Zhao
  • Patent number: 10558090
    Abstract: A liquid crystal display panel is provided and has a color filter substrate and an array substrate. The array substrate has a sealant coating region. A first metal wire is disposed on the sealant coating region. An insulating layer is disposed on the sealant coating region and is located above the first metal wire. A second metal wire is disposed on the sealant coating region and is located above the insulating layer. Via holes are defined in the insulating layer in the sealant coating region. The second metal wire is connected to the first metal wire through the via holes. A redundant spacer is formed on the sealant coating region and correspondingly covers the via holes.
    Type: Grant
    Filed: November 22, 2017
    Date of Patent: February 11, 2020
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Zui Wang
  • Patent number: 10545359
    Abstract: According to one embodiment, there is provided a display device including a first basement having flexibility, a second basement having flexibility and opposed to the first basement, a sealant which attaches the first basement and the second basement to each other, and a first reinforcement film provided on an opposite side to a side of the first basement which is opposed to the second basement, and in a plane view, an edge of the first reinforcement film is located on an inner side from an edge of the sealant.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: January 28, 2020
    Assignee: Japan Display Inc.
    Inventor: Takumi Sano
  • Patent number: 10534192
    Abstract: A stereo display panel is disclosed. The stereo display panel has: a collimated light display structure having first and second display regions configured to display left-eye and right-eye images respectively; and a light-redirecting structure disposed on a light exit surface of the collimated light display structure. The light-redirecting structure has a first portion and a second portion to deflect collimated light beams exiting from the first and second display regions towards predetermined left-eye viewing position and right-eye viewing position respectively, such that left-eye and right-eye virtual images seen by left and right eyes are located at a light incidence side of the collimated light display structure. A stereo display device having the stereo display panel is also disclosed.
    Type: Grant
    Filed: August 16, 2017
    Date of Patent: January 14, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jian Gao, Xiaochuan Chen, Yafeng Yang, Can Zhang, Wei Wang, Xinli Ma, Jifeng Tan, Can Wang, Qian Wang
  • Patent number: 10514577
    Abstract: A first organic insulating film is arranged in a circumference area outside an active area on a first substrate. A circumference color filter is arranged in the circumference area on a second substrate. A second organic insulating film covers the circumference color filter. A seal material is arranged between the first and second organic insulating films to attach the first substrate and the second substrate. The seal material extends up to a position in which end portions of the first and second substrates overlap. A first spacer is arranged between the first and second organic insulating films in the circumference area. The first spacer is arranged on an active area side in the seal material. A second spacer is formed between the first and second organic insulating films in a position in which the end portions of the substrates overlap.
    Type: Grant
    Filed: July 9, 2018
    Date of Patent: December 24, 2019
    Assignee: Japan Display Inc.
    Inventor: Ayumi Mori
  • Patent number: 10509281
    Abstract: A display panel and a display device are disclosed, the display panel includes an opposed substrate and an array substrate opposite to each other, and a flexible printed circuit. The opposed substrate includes a conductive layer, which is configured for electrostatic prevention, the flexible printed circuit includes a first conductive structure connected to the conductive layer, and the conductive layer is grounded through the first conductive structure.
    Type: Grant
    Filed: August 16, 2016
    Date of Patent: December 17, 2019
    Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.
    Inventors: Yi Wang, Xuebing Jiang
  • Patent number: 10495925
    Abstract: The disclosure provides a backlight module includes a light guide plate and a light source device configured to provide light to the light guide plate. The light source device includes a circuit board and a LED lamp electrically connected to the circuit board. The LED lamp is external to the light guide plate and at a lateral surface of the light guide plate. The circuit board is parallel to the light guide plate with a portion pressed on another lateral surface of the light guide plate. The disclosure provides a display device includes a frame and a liquid crystal display screen and the backlight module installed on the frame. The reflective film and the circuit board share a part of room for thickness, so the thickness of the backlight module is reduced and the module is thinned.
    Type: Grant
    Filed: March 1, 2018
    Date of Patent: December 3, 2019
    Assignee: HUIZHOU CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Dehua Li, Gang Yu
  • Patent number: 10495891
    Abstract: A 3D display device is provided. The 3D display device includes a display panel and a liquid crystal lens panel. The display panel operates in one of a 2D mode for displaying a 2D image, a 3D mode for displaying a 3D image, and a coincident mode for displaying the 2D image and the 3D image. The liquid crystal lens panel is disposed on the display panel. The liquid crystal lens panel is configured to refract the 3D image through a third region of the liquid crystal lens panel and to transmit the 2D image without refracting the 2D image when the display panel operates in the coincident mode.
    Type: Grant
    Filed: January 30, 2017
    Date of Patent: December 3, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Il-Joo Kim, Jinoh Song, Hyungwoo Yim, Yoonkyung Park, Seung Jun Jeong
  • Patent number: 10466558
    Abstract: A display substrate includes a base substrate, a switching element disposed on the base substrate a first layer disposed on the switching element, a first electrode disposed on the first layer, an insulation layer disposed on the first electrode, and a spacer disposed on the contact hole of the insulation layer. The switching element includes a gate electrode, a source electrode, and a drain electrode. A contact hole is defined in the insulation layer to partially exposing expose a portion of the first electrode.
    Type: Grant
    Filed: June 7, 2017
    Date of Patent: November 5, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Moon-Keun Choi, Sijin Kim, Hyun-Jung Lee, Yeontaek Jeong, Seungjoo Choi
  • Patent number: 10466568
    Abstract: The present disclosure relates to a liquid crystal lens, a 3D display panel and methods for controlling the same. A liquid crystal lens for a 3D display panel, including a first substrate, a second substrate, a plurality of first electrodes arranged on the first substrate, a second electrode arranged on the second substrate, a liquid crystal layer arranged between the first substrate and the second substrate, and a control unit. The control unit is configured to control a voltage of the first electrode and of the second electrode so that liquid crystal molecules in the liquid crystal layer deflect to form a plurality of lens equivalent units, and the control unit is further configured to adjust the voltage of the first electrode to change a position of each of the lens equivalent units.
    Type: Grant
    Filed: February 13, 2017
    Date of Patent: November 5, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Wenqing Zhao, Xiaochuan Chen, Qian Wang, Jian Gao
  • Patent number: 10466550
    Abstract: A liquid crystal display device includes a thin film transistor substrate having a pixel region and a frame region, and a color filter substrate. The frame region includes a first metal wire that surrounds the outside of the pixel region, and a second metal wire that is formed so as to surround the outside of the first metal wire. The first metal wire has at least one slit at an area overlapping with a seal material.
    Type: Grant
    Filed: August 8, 2018
    Date of Patent: November 5, 2019
    Assignee: Japan Display Inc.
    Inventors: Kenji Kitajima, Ryouhei Suzuki