Patents Examined by Wen-Ying P. Chen
  • Patent number: 9933659
    Abstract: The present disclosure provides a polarization beam splitter, a backlight module and a liquid crystal display apparatus. The polarization beam splitter comprises a second prism group and a first prism group formed sequentially from a light incidence side to a light outgoing side and meshing with each other; and a polarization beam splitting layer arranged on a meshing surface of the first or second prism group and configured to allow a first polarized light in an incident light to be transmitted through the polarization beam splitting layer to exit from the light outgoing side while reflecting a second polarized light in the incident light back to the light incidence side, the second polarized light having a polarization direction perpendicular to that of the first polarized light.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: April 3, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Shang Wang
  • Patent number: 9921429
    Abstract: There is provided a display device including a first base material, a second base material, an optical layer placed between the first base material and the second base material, and a first retardation layer placed in contact with the first base material, wherein the first base material and the second base material are formed from a polyimide, and the first retardation layer and the second retardation layer are liquid crystal layers which are vertically aligned. Providing the first and second retardation layers in contact with the first and second base materials make it possible to achieve a reduction in the thickness of the display device.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: March 20, 2018
    Assignee: Japan Display Inc.
    Inventors: Shinichiro Oka, Toshinari Sasaki, Yasushi Tomioka
  • Patent number: 9904102
    Abstract: A color film substrate and a transflective LCD having wide viewing angle are disclosed. The LCD includes a transmission area, and a reflective area. The LCD also includes a first substrate, a second substrate opposite to the first substrate, a liquid crystal layer between the first substrate and the second substrate, a first polarizer arranged on one side of the first substrate facing away the liquid crystal layer, a reflective layer between the second substrate and the liquid crystal layer, a half-wave plate arranged on one side of the liquid crystal layer facing toward the first substrate within the reflective area, and a second polarizer on one side of the second substrate facing away the liquid crystal layer. The half-wave plate includes a first half-wave plate and a second half-wave plate adjacent to each other. In this way, the viewing angle may be enlarged.
    Type: Grant
    Filed: December 3, 2015
    Date of Patent: February 27, 2018
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventor: Chang Xie
  • Patent number: 9903983
    Abstract: Embodiments of the present invention provide a curved display device including: a display panel; and a protection pattern coupled to the display panel, wherein the protection pattern includes a plurality of first patterns and second patterns connecting adjacent first patterns, and the second patterns have arcuate shapes when the display panel is flat. According to embodiments of the present invention, the panel is prevented from being bent beyond a threshold curvature by the protection pattern, thereby preventing damage to the panel.
    Type: Grant
    Filed: November 25, 2015
    Date of Patent: February 27, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventor: Tae Woo Lim
  • Patent number: 9904087
    Abstract: A liquid crystal display according to an exemplary embodiment of the present disclosure includes: a substrate; a pixel electrode disposed on the substrate; a roof layer facing the pixel electrode; a liquid crystal layer disposed in a plurality of microcavities between the pixel electrode and the roof layer; a partition disposed between adjacent microcavities among the plurality of microcavities; and a shielding electrode disposed between the substrate and the partition, wherein the shielding electrode is disposed on the same layer as the pixel electrode.
    Type: Grant
    Filed: May 18, 2016
    Date of Patent: February 27, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sun Hwa Lee, Kwang-Chul Jung, Il Gon Kim
  • Patent number: 9891513
    Abstract: An illumination unit includes: a light source section including a laser light source; an optical-path branching device outputting light incident from the light source section, by branching the light into an outgoing optical path of illumination light and other optical path; a photodetector receiving a light flux that travels on the other optical path; a control section controlling an emitted light quantity in the laser light source, based on a quantity of the light flux received by the photodetector; and a light-quantity-distribution control device disposed between the optical-path branching device and the photodetector on the other optical path, the light-quantity-distribution control device controlling a light quantity distribution in the light flux to be incident upon the photodetector.
    Type: Grant
    Filed: January 17, 2017
    Date of Patent: February 13, 2018
    Assignee: SONY CORPORATION
    Inventor: Kazumasa Kaneda
  • Patent number: 9891469
    Abstract: An array substrate, a liquid crystal display (LCD) panel and a display device are provided. The array substrate (10) includes a base substrate (100) and a plurality of subpixels (103) disposed on the base substrate (100), wherein an area of each of the subpixels (103) includes a plurality of transmissive regions (105) and a plurality of reflective regions (104).
    Type: Grant
    Filed: December 29, 2015
    Date of Patent: February 13, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Yingtao Wang
  • Patent number: 9880429
    Abstract: The present invention provides a liquid crystal display device that is capable of achieving good display characteristics even if the pixel size is reduced. A liquid crystal display device of the present invention includes a first substrate, a second substrate and a liquid crystal layer that is sandwiched between the first substrate and the second substrate. The liquid crystal layer contains a liquid crystal material that has negative dielectric anisotropy. The first substrate has a first hook-like electrode and a second hook-like electrode, which are independent from each other. When the first substrate is seen in a plan view, the inner profile line of the first hook-like electrode and the inner profile line of the second hook-like electrode face each other.
    Type: Grant
    Filed: September 19, 2013
    Date of Patent: January 30, 2018
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Hiroshi Tsuchiya, Tsuyoshi Okazaki
  • Patent number: 9864126
    Abstract: A liquid crystal display device provided with a liquid crystal display panel having a pair of transparent substrates disposed to face with each other via a liquid crystal layer, and a backlight unit disposed on a back surface of the liquid crystal display panel for radiating a backlight ray is configured to have a plate member opposite a side wall surfaces of the liquid crystal display panel and a side wall surfaces of the backlight unit. The plate member is fixed to the side wall surface of the liquid crystal display panel and the side wall surface of the backlight unit.
    Type: Grant
    Filed: July 7, 2016
    Date of Patent: January 9, 2018
    Assignee: Japan Display Inc.
    Inventor: Eiji Oohira
  • Patent number: 9860498
    Abstract: The invention relates to a projector (1) and to a projection optics (30) for a projector (1). In order to be able to operate the projector (1) as energy-efficiently as possible, it is provided, according to the invention, that the projector (1) comprises a beam splitter device (6, 6?) having a polarization beam splitter (7, 15), wherein the polarization beam splitter (7) is arranged at an object-side end (39) of the projection optics (30).
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: January 2, 2018
    Assignee: Jabil Optics Germany GmbH
    Inventor: Eberhard Piehler
  • Patent number: 9857617
    Abstract: A first electrode 30 for the touch panel is formed on an outer side of a counter substrate 200, and the protection film 210 is formed over the first electrode 30 to cover it. A defect 211 in the protection film 210 is filled in with another protection film 210 by inkjet coating. The surface of the protection film 210 is rubbed to a rough surface finish. The polarization plate 220 is attached to the rough surface of the protection film 210 via an adhesive material 221. Since the defective region is repaired by the formation of the protection film 210, corrosion of the first electrode (wiring) 30 due to the presence of the adhesive material 221 can be prevented, and since the surface of the second protection film 210 is made rough, a resulting increase in adhering surface area enhances the adhesion for attaching the polarization plate 220.
    Type: Grant
    Filed: August 24, 2015
    Date of Patent: January 2, 2018
    Assignee: Japan Display Inc.
    Inventors: Daisuke Sonoda, Tatsuya Ide, Toshimasa Ishigaki, Masanobu Ikeda, Koji Ishizaki, Hayato Kurasawa, Yoshihiro Watanabe
  • Patent number: 9857636
    Abstract: Embodiments of the present disclosure relate to the display technical field, and disclose a display substrate and a liquid crystal display device, which will improve the pressure resistant performance of the liquid crystal display device, while not substantially reducing the LC margin of the liquid crystal display device. The display substrate comprises a base substrate and spacers disposed on the base substrate; the spacers at least comprise main spacers, auxiliary spacers and first sub-spacers; the plurality of main spacers encircle to form a repeating unit, in which a plurality of the auxiliary spacers are arranged in an array, and at least one first sub-spacer is distributed in a center region of the repeating unit; wherein the vertical distances from the top of the main spacers, the top of the first sub-spacers, the top of the auxiliary spacers to the base substrate decrease sequentially.
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: January 2, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yuguang Fan, Jian Li, Jing Han, Shichao Wang, Jingpeng Li, Yifeng Qin
  • Patent number: 9851479
    Abstract: An optical substrate having a structured prismatic surface and an opposing structured lenticular surface. The structured lenticular surface includes shallow-curved lens structures. Adjacent shallow-curved lens structure may be continuous or contiguous, or separated by a constant or variable spacing. The lens structure may have a longitudinal structure with a uniform or varying cross section. The lenticular lenses may have a laterally meandering structure. Sections of adjacent straight or meandering lenticular lenses may intersect or partially or completely overlap each other. The lenticular lenses may be in the form of discontinuous lenticular segments. The lenticular segments may have regular, symmetrical shapes, or irregular, asymmetrical shapes, which may be intersecting or overlapping, and may be textured. The lens structure may be provided with isolated ripples, in the form of a single knot, or a series of knots.
    Type: Grant
    Filed: January 28, 2014
    Date of Patent: December 26, 2017
    Assignee: UBright Optronics Corporation
    Inventors: Ching-An Yang, Wei-Tai Chiu, Han-Tsung Pan, Lung-Pin Hsin, Yu-Mei Juan
  • Patent number: 9846328
    Abstract: A liquid crystal display includes: a first insulating substrate; thin film transistors positioned on the first insulating substrate, and connected to gate lines and data lines which cross each other while being insulated; pixel electrodes connected to the thin film transistors; a second insulating substrate spaced so as to face the first insulating substrate; light blocking members positioned on the second insulating substrate; a common electrode positioned on the light blocking member; and a liquid crystal layer injected between the pixel electrode and the common electrode, in which one pixel includes the thin film transistor and the pixel electrode, and the plurality of pixels are disposed to be symmetric to a y-axis.
    Type: Grant
    Filed: June 16, 2015
    Date of Patent: December 19, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jeong Man Son, Jong-Keun Kim, Dong Hee Ye, Jin Young Lee
  • Patent number: 9841613
    Abstract: An eyeglass of a 3D glasses, a fabrication method thereof and a 3D glasses are provided. The eyeglass of the 3D glasses comprises: a substrate (2), configured to have a 3D function; and a lens (1) having a converging or diverging function, laminated on the substrate. The eyeglass of the 3D glasses and the 3D glasses have a myopic or hyperopic function simultaneously.
    Type: Grant
    Filed: May 29, 2014
    Date of Patent: December 12, 2017
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Display Technology Co., Ltd.
    Inventor: Junwei Wang
  • Patent number: 9841629
    Abstract: A display panel and a display device are provided. The display panel includes a first substrate having a display region and a non-display region, a second substrate disposed opposite to the first substrate, at least a data line and at least a scan line disposed in the display region, a liquid crystal layer, a plurality of spacers and a seal disposed between the first substrate and the second substrate, a light shielding layer disposed between the first substrate and the second substrate, and including a light transmitting portion and a light shielding portion, and an alignment layer and a plurality of particles disposed on the light transmitting portion and the light shielding portion. A first surface roughness corresponding to the light transmitting portion of the non-display region is greater than a second surface roughness corresponding to the light shielding portion of the non-display region.
    Type: Grant
    Filed: February 5, 2016
    Date of Patent: December 12, 2017
    Assignee: INNOLUX CORPORATION
    Inventors: Yu-Ju Chen, I-Hua Huang, Wan-Shan Yang, Chun-Teng Chen, Chen-Kuan Kao, Hsu-Kuan Hsu, Hsia-Ching Chu, Kuei-Ling Liu, Fu-Cheng Chen, Kuo-Hao Chiu, Chu-Chun Cheng
  • Patent number: 9838676
    Abstract: Embodiments of the present invention provide a 3D display device, and the 3D display device, comprising: a display panel (1), configured to display an image; an optical element (2) and a liquid crystal lens (3), disposed to overlap each other and positioned at a light exiting side of the display panel (1), wherein the optical element (2) comprises a plurality of optical lens units (2a), the liquid crystal lens (3) comprises a plurality of liquid crystal lens units (3a), the plurality of liquid crystal lens units (3a) correspond to the plurality of optical lens units (2a) in a one-to-one corresponding relationship; when the 3D display device is in a 2D displaying mode, each of the plurality of liquid crystal lens units (3a) has an effect on light contrary to an effect on the light of each of the plurality of optical lens units (2a), and when the 3D display device is in a 3D displaying mode, the liquid crystal lens unit (3a) is configured to have a plane glass function.
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: December 5, 2017
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Kun Wu, Tao Wang
  • Patent number: 9829734
    Abstract: According to one embodiment, a liquid crystal display device includes an array substrate, a counter-substrate and a liquid crystal layer. The array substrate includes a common electrode, an insulating film, a first pixel electrode, a second pixel electrode and a shield electrode. The insulating film is provided on the common electrode. The first pixel electrode and the second pixel electrode are provided on the insulating film and located with an interval therebetween. The shield electrode is provided on the insulating film and located between the first pixel electrode and the second pixel electrode.
    Type: Grant
    Filed: December 15, 2014
    Date of Patent: November 28, 2017
    Assignee: Japan Display Inc.
    Inventor: Seiichi Uramoto
  • Patent number: 9823532
    Abstract: A liquid crystal display includes: a first substrate; a gate line disposed on the first substrate; a first data line and a second data line disposed on the first substrate; a first thin film transistor connected to the gate line and to the first data line; a first subpixel electrode connected to the first thin film transistor; a second thin film transistor connected to the gate line and to the second data line; a second subpixel electrode connected to the second thin film transistor; a third thin film transistor connected to the gate line and to the first data line; a fourth thin film transistor connected to the gate line and to the second data line; and a third subpixel electrode connected to the third and fourth thin film transistors.
    Type: Grant
    Filed: February 9, 2015
    Date of Patent: November 21, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kwang-Chul Jung, Il Gon Kim, Jun Ki Jeong
  • Patent number: 9817283
    Abstract: A display, includes: a substrate; first signal lines (FSLs) disposed on the substrate and extending in substantially a first direction; a gate insulating layer (GIL) disposed on the FSLs; a first electrode disposed on the GIL; a thin film transistor (TFT) connected to a FSL of the FSLs and including the GIL and the first electrode; a pixel electrode (PE) extending in substantially the first direction, connected to the TFT, and configured to receive a data voltage from the TFT; a common electrode (CE) overlapping with at least a portion of the PE; and a first insulating layer disposed between the PE and CE. One of the PE and the CE has a planar shape and the other includes branch electrodes overlapping with the planar shape and extending substantially parallel to the FSL. At least a portion of the CE overlaps with at least a portion of the FSL.
    Type: Grant
    Filed: June 13, 2016
    Date of Patent: November 14, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Duk-Sung Kim, Bong-Jun Lee, Sung Man Kim, Seul Ki Kim, Jin Yun Kim, Dong Wuuk Seo, Min Hee Son