Patents Examined by Anthony G. Quash
  • Patent number: 9933654
    Abstract: A polarizer for use in an IPS-LCD includes: a polarizing element; and a retardation film laminate attached to a surface of the polarizing element. The retardation film laminate includes a combination of a +B film and a ?B film or a combination of a +B film and a +A film.
    Type: Grant
    Filed: August 14, 2015
    Date of Patent: April 3, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Jun Won Chang, Moon Soo Park
  • Patent number: 9898052
    Abstract: The present disclosure relates to a positioning structure for touch display device and a touch display device. The touch display device comprises a touch glass, at least a positioning structure, and at least an optomechanical module. The positioning structure is used for positioning the optomechanical module to the touch glass. The positioning structure has at least a positioning member, which has a fixing part and a clamping part. The fixing part is clamped to the touch glass; the clamping part is provided for disposing the optomechanical module. The positioning structure according to the present disclosure allows direct assembly of the optomechanical module. In the assembling process, no other jointing means is required. Thereby, assembling easiness and speed can be well improved.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: February 20, 2018
    Assignee: Wistron Corporation
    Inventors: Shih-Che Chien, Po-Liang Huang
  • Patent number: 9897816
    Abstract: A glasses-free 3D liquid crystal display device includes an array substrate, a plurality of data lines disposed horizontally and a plurality of gate lines disposed vertically on the array substrate, a plurality of pixel units defined by the data lines and the gate lines. A pixel unit includes a first sub-pixel and a second sub-pixel that are horizontally disposed and adjacent to each other. The data line is a periodically varying flexuous line extending horizontally, in addition, or alternatively, the gate line is a periodically varying flexuous line extending vertically. The display device reduces the unevenness of moire fringes.
    Type: Grant
    Filed: December 6, 2013
    Date of Patent: February 20, 2018
    Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Zhangben Wu, Jun Ma, Lei Niu, Xingchen Wang
  • Patent number: 9894781
    Abstract: An electronic device may have a display mounted in a housing. The display may have layers such as polarizer layers, a color filter layer, and a thin-film transistor layer. Display layers such as color filter layers and thin-film-transistor layers may have glass substrates. Notches or other openings may be formed in the layers of a display. For example, a notch with a curved chamfered edge may be formed in a lower end of a thin-film-transistor layer. A component such as a button may overlap the notch. Structures such as sensors, cameras, acoustic components, and other electronic components, buttons, communications path structures such as flexible printed circuit cables and wire bonding wires, and housing structures may be received within a display layer notch.
    Type: Grant
    Filed: June 6, 2012
    Date of Patent: February 13, 2018
    Assignee: Apple Inc.
    Inventors: Jeremy C. Franklin, Benjamin M. Rappoport, John P. Ternus, Sean Corbin, Stephen R. McClure
  • Patent number: 9876085
    Abstract: An array substrate comprises a base substrate on which data lines and gate lines intersecting with each other are formed to define pixel units, and a switching element is provided in each of the pixel units and comprises a gate electrode, an active layer, a source electrode and a drain electrode, and end parts of the source electrode and the drain electrode located directly on the active layer are opposite to each other to define a channel region. An extension conductive part is formed close to the source electrode or the drain electrode and to electrically contact the source electrode or the drain electrode, one end of the extension conductive part extends toward the channel to protrude from the source electrode or the drain electrode contacting with the extension conductive part and to contact the active layer at least within the channel region.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: January 23, 2018
    Assignee: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Sang Jin Park
  • Patent number: 9874670
    Abstract: Disclosed is an optical compensation film including a supporter, and an optical compensation layer disposed on at least one surface of the supporter and including a polymer of cholesteric liquid crystal molecules having a structure in which a plurality of parallel-arranged liquid crystal molecules are helically arranged, wherein the cholesteric liquid crystal layer has a helical axis that is bent and tilted to the supporter at an angle represented by the following Equation 1; a method of manufacturing the same; and a liquid crystal device (LCD) including the optical compensation film.
    Type: Grant
    Filed: February 7, 2011
    Date of Patent: January 23, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hee-Kyung Kim, Myung-Sup Jung
  • Patent number: 9869902
    Abstract: An array substrate, a method of manufacturing the array substrate, and a display device are disclosed, for eliminating white Mura defects generated during the Cell process. The method comprises steps of: forming a display area and a non-display area on a substrate, a circuit bonding area being arranged within the non-display area; forming an alignment film within the display area through a patterning process; forming, through a patterning process, a transparent protection layer at least in a portion of the non-display area other than the circuit bonding area; and forming, through a rubbing-imprinting process, a plurality of lines having the same orientation on a surface of the alignment film, for an ordered arrangement of liquid crystal molecules, wherein a surface height of the transparent protection layer is lower than or equal to a surface height of the alignment film.
    Type: Grant
    Filed: May 21, 2015
    Date of Patent: January 16, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Tingze Dong, Yujia Wang, Jun Mo, Peiqiang Guan, Zhinan Zhang
  • Patent number: 9857600
    Abstract: A three-dimensional (3D) display system is provided for displaying a 3D image. The 3D display system includes a display panel having pixels arranged at a pixel spatial period and a lens grating disposed together with the display panel. The lens grating further includes a plurality of lens units arranged at a first period and a plurality of non-lens units arranged at a second period. The second period is greater than one-third of the first period and less than two-thirds of the first period, and the plurality of lens units and the plurality of non-lens units are arranged such that the lens grating has a different spatial period from the pixel spatial period to reduce Moire fringe effect between the lens grating and the pixels of the display panel.
    Type: Grant
    Filed: December 6, 2013
    Date of Patent: January 2, 2018
    Assignee: SUPERD CO. LTD.
    Inventors: Lei Song, Yinwei Chen, Zhang Ge, Ning Liu
  • Patent number: 9829622
    Abstract: An illuminating device includes: a light source; a light guide plate which converts light emitted from the light source into a surface light ray and emits the surface light ray through a front surface of the light guide plate; and an optical sheet which changes a propagation direction of the surface light ray emitted from the light guide plate. The light source is arranged in opposition to one end surface of the light guide plate. A polarization state converting structure to convert a polarization state of the light propagating through the light guide plate is provided in a rear surface of the light guide plate. The polarization state converting structure contains an inclination plane having a ridge line extending in a direction perpendicular to the extension direction of the one end surface.
    Type: Grant
    Filed: February 17, 2011
    Date of Patent: November 28, 2017
    Assignees: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD., JAPAN DISPLAY INC.
    Inventors: Masaya Adachi, Tatsuya Sugita
  • Patent number: 9759957
    Abstract: The present invention provides a transflective liquid crystal display panel and a liquid crystal display device. By designing the electrode structure of the transmission region and the reflection region, the present invention can achieve a transflective display effect, enlarging display view, increasing contrast ratio, and realizing a single cell gap structure.
    Type: Grant
    Filed: December 6, 2013
    Date of Patent: September 12, 2017
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Chang Xie
  • Patent number: 9715151
    Abstract: A liquid crystal display includes: first and second substrate opposite to each other; data lines on the first substrate which transmits a first voltage; a voltage transmitting line on the first substrate which transmits a second voltage; and first and second pixel electrodes on the first substrate and spaced apart from each other, where one of the first and second pixel electrodes is applied with the first voltage through the data lines, the other of the first and second pixel electrodes is applied with the second voltage through the voltage transmitting line, each of the first and second pixel electrodes includes a stem and branches electrodes extending from the stem, the branches of the first pixel electrode and the branches of the second pixel electrode are alternately disposed, and the stems of the first and second pixel electrodes overlap at least a portion of the voltage transmitting line.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: July 25, 2017
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG DISPLAY CO., LTD.
    Inventors: Mee Hye Jung, Kook Hyun Choi, Hye Seok Na, Dong Gyu Kim, Young Hoon Yoo, Woo Sung Sohn, Sung Hoon Kim
  • Patent number: 9703105
    Abstract: A stereo display including a display panel and a light shieldable element is provided. The display panel has at least two sub-pixel regions. Each sub-pixel region is configured with at least a first pixel electrode to define a first sub-region. The light shieldable element is disposed in front of the sub-pixel regions. Each first pixel electrode has a first shieldable region shielded by the light shieldable element and a first non-shielding region exposed by the light shieldable element. The first shieldable region is closer to the scan line than the first non-shielding region. A horizontal direction is defined as a connection line of two eyes of a user watching the stereo display. A total length A of each sub-pixel region and a length B of the first shieldable region in a predetermined direction intersected to the horizontal direction comply with a relationship that (B/A)×100% is substantially from 1.61% to 47.9%.
    Type: Grant
    Filed: July 19, 2012
    Date of Patent: July 11, 2017
    Assignee: Au Optronics Corporation
    Inventors: Kuan-Hung Lin, Wen-Hao Hsu, Lung-Ling Tang
  • Patent number: 9678381
    Abstract: A liquid crystal device includes first pixels and second pixels which are adjacent to one another and are partitioned by light shielding portions. The liquid crystal device also includes an element substrate, an opposing substrate which is disposed to oppose the element substrate, a liquid crystal layer which is disposed between the element substrate and the opposing substrate, first micro lenses which correspond to the first pixels which are disposed on the opposing substrate, and second micro lenses which correspond to the second pixels and have different lens diameters from the first micro lenses. A boundary between the first micro lenses and the second micro lenses is disposed in a region which overlaps the light shielding portions in plan view.
    Type: Grant
    Filed: August 4, 2014
    Date of Patent: June 13, 2017
    Assignee: Seiko Epson Corporation
    Inventor: Koichiro Akasaka
  • Patent number: 9678388
    Abstract: To provide a vertical alignment liquid crystal display device capable of achieving a high-definition image display. Tilt directions of liquid crystal molecules when a voltage is applied are within a plane that is in parallel to a border between a first pixel and a second pixel, and are different by 180 degrees between the first and second pixels. The first pixel is constituted with three sub-pixels for R, G, and B arranged in a direction in parallel to the border. Similarly, the second pixel is constituted with three sub-pixels for R, G, and B. The tilt directions of the liquid crystal molecules when a voltage is applied are different by 180 degrees from each other between the sub-pixels for R of the first and second pixels, between the sub-pixels for G of the first and second pixels, and between the sub-pixels for B of the first and second pixels.
    Type: Grant
    Filed: February 7, 2012
    Date of Patent: June 13, 2017
    Assignee: NLT TECHNOLOGIES, LTD.
    Inventor: Kenichi Takatori
  • Patent number: 9671671
    Abstract: An optical assembly may include a substrate, a housing carried by the substrate and having at least one adhesive-receiving recess in an upper surface thereof, and a lens carried by the housing. The optical assembly may also include a liquid crystal focus cell adjacent the lens and including cell layers and pairs of electrically conductive contacts associated therewith. The optical assembly may also include at least one electrically conductive member within the at least one adhesive-receiving recess and coupling together each pair of the electrically conductive contacts, and an adhesive body in the at least one adhesive-receiving recess covering the at least one electrically conductive member.
    Type: Grant
    Filed: October 10, 2013
    Date of Patent: June 6, 2017
    Assignee: STMICROELECTRONICS PTE LTD
    Inventors: Wee Chin Judy Lim, David Gani, Hk Looi, Bs Aw, Cheng-hai Cheh
  • Patent number: 9651819
    Abstract: A polarizer for use in an IPS-LCD includes: a polarizing element; and a retardation film laminate attached to a surface of the polarizing element. The retardation film laminate includes a combination of a +B film and a ?B film or a combination of a +B film and a +A film.
    Type: Grant
    Filed: December 24, 2009
    Date of Patent: May 16, 2017
    Assignee: LG CHEM, LTD.
    Inventors: Jun-Won Chang, Moon-Soo Park
  • Patent number: 9633615
    Abstract: An LCD device is disclosed. The liquid crystal display device includes a capacitor formed between the input terminal of an internal driving circuit and a LOG type signal line, which receive the start pulse signal. Therefore, the LCD device can stably drive its internal driving circuit, even though static electricity is generated on the LOG signal line which is used for transferring the start pulse signal of a short enabling time.
    Type: Grant
    Filed: November 11, 2009
    Date of Patent: April 25, 2017
    Assignee: LG Display Co., Ltd.
    Inventors: Il Man Choi, Myeong Hoon Kwon
  • Patent number: 9612479
    Abstract: The present invention provides a pixel structure disposed on a substrate, and the pixel structure includes an alignment layer, a common electrode, and a pixel electrode. The alignment layer is disposed on the substrate, and the alignment layer has a first section and a second section. The first section has a first alignment direction, and the second section has a second alignment direction perpendicular to the first alignment direction. The common electrode is disposed between the substrate and the alignment layer, and the pixel electrode is disposed between the substrate and the alignment layer.
    Type: Grant
    Filed: December 2, 2015
    Date of Patent: April 4, 2017
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Hung-Yu Wu, Hsin-Min Fu, Jan-Tian Lian
  • Patent number: 9606389
    Abstract: The present invention provides a liquid crystal display device including: plural pixels disposed in a matrix shape, each pixel having insulating wall-shaped structures at the boundaries of the pixels and a small wall-shaped structure between the wall-shaped structures; wall electrodes, each having wall-shaped electrodes formed on the side faces of the wall-shaped structures, and planar electrodes that are connected to the wall-shaped electrodes and extend in the planar direction; electrodes, each having a TFT-side electrode covering the small wall-shaped structure and a storage capacitor electrode that is connected to the TFT-side electrode and extends in the planar direction of the substrate; and interlayer insulating films formed between the storage capacitor electrodes and the planar electrodes. And the interlayer insulating films of inorganic films are not formed on the upper and side faces and at the base portions of the wall-shaped structures at the boundaries of the pixels.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: March 28, 2017
    Assignee: Japan Display Inc.
    Inventors: Takato Hiratsuka, Osamu Itou, Masanao Yamamoto, Daisuke Sonoda, Toshimasa Ishigaki
  • Patent number: 9600109
    Abstract: A touch sensing type liquid crystal display device includes an array substrate includes a first substrate, a common electrode, a pixel electrode, and a touch sensing unit; a color filter substrate including a second substrate and facing the array substrate; an anti-static layer on an outer side of the second substrate and including an organic material and a carbon nano-tube; and a liquid crystal layer between the first substrate and an inner side of the second substrate.
    Type: Grant
    Filed: March 18, 2011
    Date of Patent: March 21, 2017
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Kum-Mi Oh, Jin-Wuk Kim, Sung-Hee Kim