Patents Examined by Wen-Ying P. Chen
  • Patent number: 9110334
    Abstract: Preferred embodiments utilize a plurality of optical channels to effectively aim the light emitted by a liquid crystal display (LCD). Embodiments may also change the nominal and range of viewing angles of light in two or three dimensions in order to confine the emitted light towards the intended observer.
    Type: Grant
    Filed: June 26, 2013
    Date of Patent: August 18, 2015
    Assignee: AMERICAN PANEL CORPORATION
    Inventors: William Dunn, Micahel LeCave, Harry Presley
  • Patent number: 9103988
    Abstract: Disclosed is a liquid-crystal display device wherein the total of Rthrear(?) and Rthfront(?) is within a range capable of compensating ?nd(?) in the black state; and the total scattering intensity of the front-side substrate satisfies the following formula (0); and the front-member scattering intensity, and the total scattering intensity of the rear-side substrate, and Rthfront(?) and Rthrear(?) satisfy following relationship (1) or (2): (0) The front-member scattering intensity? 1/38000, (1) The rear-member scattering intensity>The front-member scattering intensity, and Rthfront(?)>Rthrear(?), (2) The rear-member scattering intensity<The front-member scattering intensity, and Rthfront(?)<Rthrear(?).
    Type: Grant
    Filed: November 29, 2010
    Date of Patent: August 11, 2015
    Assignee: FUJIFILM CORPORATION
    Inventor: Makoto Ishiguro
  • Patent number: 9097832
    Abstract: A liquid crystal display (LCD) system is provided. The LCD system includes a light source and a self-contained display unit including at least a LCD panel and a light guide plate coupled together, wherein the light guide plate is configured to guide light from the light source to the LCD panel as backlight and to structurally support the LCD panel. Further, a plurality of pre-made hollow spaces are contained in the display unit configured to host components of the LCD system. The LCD system also includes a controller contained in the plurality of pre-made hollow spaces and coupled to the LCD panel to control the LCD panel such that the light passing through the light guide plate is used as backlight for operation of the LCD panel.
    Type: Grant
    Filed: January 29, 2011
    Date of Patent: August 4, 2015
    Inventor: Xiao Lin Yu
  • Patent number: 9097924
    Abstract: A display device includes a first substrate, a second substrate, a plurality of pixel units, a driving unit, and column insulation structure. The first substrate has a display area and a non-display area outside of the display area. The pixel units are formed at the display area of the first substrate and configured to receive an output signal. Formed at the non-display area of the first substrate, the driving unit includes first and second conductive layers, and first and second insulation layers which are alternately arranged. The connecting layer is connected between the first and second conductive layers via the through-holes formed at the first and second insulation layers. The column insulation structure corresponds to the connecting layer and is formed between the first and second substrates.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: August 4, 2015
    Assignee: INNOLUX CORPORATION
    Inventors: Li-Wei Sung, Yu-Chien Kao, Hui-Min Huang, Mei-Ling Kuo
  • Patent number: 9098134
    Abstract: An LCD device includes a plurality of gate lines and data lines cross-arranged on a lower substrate to define a plurality of pixels, a pixel electrode disposed in each of the pixels, a plurality of common electrode blocks pattern-formed that generate an electric field with the pixel electrode and sensing a touch of a user, a plurality of sensing lines, a plurality of pad parts arranged to be separated from each other at predetermined intervals along a corresponding sensing line, and having a line width thicker than the sensing line, and a contact part disposed between a corresponding pad part and a corresponding common electrode block, and electrically connecting a corresponding sensing line and the common electrode block. When the sensing lines are electrically connected to one of the common electrode blocks, the sensing lines are electrically insulated from the other common electrode blocks.
    Type: Grant
    Filed: December 26, 2012
    Date of Patent: August 4, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Sun Jung Lee, In Hyuk Song, Heesun Shin
  • Patent number: 9086590
    Abstract: A liquid crystal display device of the invention includes: a rectangular polarizer attached to a liquid crystal display panel; a frame-shaped frame having four sides; a first bonding layer arranged only at a position biased toward any of edges on an upper surface of the polarizer, and bonding the polarizer to the liquid crystal display panel; and a second bonding layer arranged only at a position biased toward any of edges on a lower surface of the polarizer, and bonding the frame to the polarizer.
    Type: Grant
    Filed: October 18, 2013
    Date of Patent: July 21, 2015
    Assignee: JAPAN DISPLAY INC.
    Inventors: Yoshiaki Sakurai, Eiji Oohira
  • Patent number: 9086599
    Abstract: A liquid crystal display device includes first and second substrates spaced apart from and facing each other, gate and data lines on an inner surface of the first substrate and crossing each other to define a pixel region, a thin film transistor adjacent to the crossing of the gate and data lines, a pixel electrode in the pixel region and including a plurality of slits, an island pattern over the gate line, a black matrix on an inner surface of the second substrate, the black matrix corresponding to the gate line, a color filter layer on the black matrix, a common electrode on the color filter layer, a plurality of ribs on the common electrode corresponding to the pixel electrode; and a spacer on the common electrode corresponding to the black matrix.
    Type: Grant
    Filed: December 23, 2005
    Date of Patent: July 21, 2015
    Assignee: LG Display Co., Ltd.
    Inventor: Su-Dong Roh
  • Patent number: 9069525
    Abstract: An electronic device display may have a color filter layer and a thin film transistor layer. A layer of liquid crystal material may be interposed between the color filter layer and the thin film transistor layer. A layer of polarizer may be laminated onto the surface of the color filter layer. Laser trimming may ensure that the edges of the polarizer are even with the edges of the color filter layer. The thin film transistor layer may have an array of thin film transistors that control pixels of the liquid crystal material in the display. Driver circuitry may be used to control the array. The driver circuitry may be encapsulated in a planarized encapsulant on the thin film transistor layer or may be mounted to the underside of the color filter layer. Conductive structures may connect driver circuitry on the color filter layer to the thin film transistor layer.
    Type: Grant
    Filed: July 1, 2014
    Date of Patent: June 30, 2015
    Assignee: Apple Inc.
    Inventors: Dinesh C. Mathew, Thomas W. Wilson, Jr., Victor H. Yin, Bryan W. Posner, Chris Ligtenberg, Brett W. Degner, Peteris K. Augenbergs, John Z. Zhong, Steve Hotelling, Lynn Youngs, Kuo-Hua Sung
  • Patent number: 9052429
    Abstract: A backlight module comprises a backplate assembly and a light guide unit. The backplate assembly comprises a first backplate unit and a second backplate unit. The first backplate unit comprises a first backplate body and a plurality of first upper hooks. The first upper hooks are formed on a front side of the first backplate body. The second backplate unit comprises a second a backplate body and a plurality of first notches. The first lateral notches are formed on a back side of the second backplate body. The first upper hooks are respectively engaged with the first notches to form a complete backplate assembly. The first backplate unit is separated from the second backplate unit due to the expansion value of the light guide unit when the light guide unit expands in a horizontal direction by heat.
    Type: Grant
    Filed: November 16, 2012
    Date of Patent: June 9, 2015
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Gege Zhou, Dehua Li
  • Patent number: 9041876
    Abstract: Provided is a back plate component having reflective sheet reinforcing structure. The back plate component includes: a frame, a reflective sheet and a plurality of supporting film sheets. The frame includes a plurality of lateral beams and vertical beams, and at least one hollow part is included between the lateral beams and the vertical beams. The reflective sheet is attached to the frame, and includes a reflective surface and a back surface corresponding to the reflective surface. A portion of the back surface covers the whole hollow part. The plurality of supporting film sheets is attached to the back surface at a region corresponding to the hollow part, and includes a material the same as that of the reflective sheet. A liquid crystal display device is further disclosed herein.
    Type: Grant
    Filed: October 25, 2012
    Date of Patent: May 26, 2015
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Ya-Jun Yu, Yuchun Hsiao
  • Patent number: 9041874
    Abstract: Provided is a liquid crystal display including, on an insulation substrate having a polygonal display area and a peripheral area surrounding the display area a first signal line, a second signal line crossing the first signal line, a plurality of switching elements connected to the first signal line and the second signal line and disposed in the display area, a plurality of pixel electrodes each connected to the switching element and disposed in the display area, and a shielding conductor disposed in the peripheral area and extending along at least one side of the polygonal display area.
    Type: Grant
    Filed: July 17, 2012
    Date of Patent: May 26, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventor: Jong Woong Chang
  • Patent number: 9036101
    Abstract: A gradient index liquid crystal optical apparatus according to an embodiment includes: a first substrate having a first face; a second substrate having a second face opposed to the first face of the first substrate; a liquid crystal layer sandwiched between the first substrate and the second substrate; a plurality of first electrodes provided on the first face of the first substrate, and arranged along a first direction; a plurality of second electrodes provided on the first face of the first substrate to correspond to the first electrodes, the plurality of second electrodes being arranged along the first direction; a plurality of third electrodes provided on the first face of the first substrate and arranged along the first direction; and a fourth electrode provided on the second face of the second substrate.
    Type: Grant
    Filed: January 30, 2014
    Date of Patent: May 19, 2015
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Ayako Takagi, Shinichi Uehara
  • Patent number: 9036111
    Abstract: A Liquid Crystal Display (LCD) module for preventing a hot spot that deteriorates an external appearance quality using existing components is provided. The LCD module includes an optical sheet disposed at an upper surface of a light guide plate, a Light Emitting Diode Flexible Printed Circuit Board (LED FPCB) on which an LED for emitting light to the light guide plate is mounted, and a double-sided tape having a portion protruding toward the optical sheet further than the LED FPCB and adhered to a mounting surface of the LED FPCB. Therefore, occurrence of a hot spot can be reduced without increasing components. Further, because a thickness increase of a local portion is unnecessary, a second failure such as panel lifting is not caused.
    Type: Grant
    Filed: July 5, 2012
    Date of Patent: May 19, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hee Ryoul Choi, Jeong Hun Kim
  • Patent number: 9030621
    Abstract: Provided is a liquid crystal display (LCD) with improved heat dissipation and reduced thickness. The LCD includes for an embodiment: a lower housing; a heat-dissipating member which is disposed in the lower housing; a plurality of point light sources which are disposed on the heat-dissipating member; a plurality of electric wires which supply power to the point light sources; and a light guide plate (LGP) which is disposed in the lower housing in such a way that side surfaces of the LGP face the point light sources.
    Type: Grant
    Filed: April 27, 2010
    Date of Patent: May 12, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joo-Young Kim, Hyun-Chul Bae, Jae-Chang Choi, Seong-Sik Choi
  • Patent number: 9025104
    Abstract: The present invention provides a backboard, a backlight module, and a liquid crystal display device. The backboard is configured by at least two units interconnected together, wherein the backboard includes a bottom and sidewall extending from edge of the bottom, wherein the sidewall is provided with at least a fastener which is implemented by attaching a screw onto the sidewall. The backboard is configured by two interconnected units so as to reduce the manufacturing cost. The backlight module and the liquid crystal display device are also benefited with reduced manufacturing cost. The backboard is provided with fastener implemented by attaching a screw. Accordingly, this arrangement is specially suitable for the situation in which the fasteners can not be integrally formed with the backboard. This arrangement is further beneficial for the assembling of the backlight module.
    Type: Grant
    Filed: July 26, 2012
    Date of Patent: May 5, 2015
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Yu-chun Hsiao, Yi-cheng Kuo, Chong Huang, Yajun Yu, Jiahe Cheng, Ruilian Yang, Gege Zhou
  • Patent number: 9025124
    Abstract: A display substrate includes a data line, a gate line and a fan-out line. The data line is disposed in a display area of a base substrate and transfers a data signal to a switching element electrically connected to a pixel electrode. The gate line is disposed in the display area and transfers a gate signal to the switching element. The fan-out line is disposed in a peripheral area of the base substrate surrounding the display area, electrically connected to at least one of the data line and the gate line, and includes a plurality of conductive layers making contact with each other through a contact hole.
    Type: Grant
    Filed: April 5, 2012
    Date of Patent: May 5, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Man Kim, Jun-Ho Song, Man-Hong Na, Young-Je Cho, Hoon Kang, Sung-Hoon Lim, Min-Chul Song, Soo-Jung Chae, Eu-Gene Lee
  • Patent number: 9025112
    Abstract: An electronic device may have a liquid crystal display having a backlight and color mixing prevention structures. The color mixing prevention structures may, in part, be formed from one or more arrays of color filter elements. The liquid crystal display may include first and second transparent substrate layers on opposing sides of a liquid crystal layer. The display may include a first array of color filter elements on the first transparent substrate layer and a second array of color filter elements on the second transparent substrate layer. One or more of the arrays of color filter elements may include a black matrix formed over portions of the color filter elements. The color filter elements may fill or partially fill openings in the black matrix. The display may include a collimating layer on the second transparent substrate layer. The color filter elements may include cholesteric color filter elements.
    Type: Grant
    Filed: February 2, 2012
    Date of Patent: May 5, 2015
    Assignee: Apple Inc.
    Inventors: Ming Xu, Shawn R. Gettemy, Young Cheol Yang, Zhibing Ge, Cheng Chen
  • Patent number: 9025097
    Abstract: According to one embodiment, a liquid crystal display device includes a first substrate including a first storage capacitance line and a second storage capacitance line, a gate line, a first source line and a second source line, a main pixel electrode which has a strip shape, a first sub-pixel electrode which is continuous with the main pixel electrode, a second sub-pixel electrode which is continuous with the main pixel electrode, and a first alignment film, a second substrate including second main common electrodes extending on both sides of the main pixel electrode, a second sub-common electrode which is continuous with the second main common electrodes, and a second alignment film, and a liquid crystal layer held between the first substrate and the second substrate.
    Type: Grant
    Filed: October 8, 2013
    Date of Patent: May 5, 2015
    Assignee: Japan Display Inc.
    Inventor: Jin Hirosawa
  • Patent number: 9019461
    Abstract: A liquid crystal display apparatus includes a liquid crystal display panel which displays an image, a light guide plate, a backlight unit including a light source part which generates and supplies light, and a panel temperature adjusting member on a surface of the liquid crystal display panel. The panel temperature adjusting member includes a transparent resistor, and a power supply which supplies power to the transparent resistor. The transparent resistor emits a larger amount of heat to a region of the liquid crystal display panel, which is distant from the light source part, than to a region close to the light source part, such that the liquid crystal display panel has uniform temperature distribution.
    Type: Grant
    Filed: July 11, 2012
    Date of Patent: April 28, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong-Hoon Kwon, Byoung Dae Ye, JoongHyun Kim, Hyeeun Park, SungKu Baek, Young-Jun Seo
  • Patent number: 9013655
    Abstract: A transflective display (10) includes a backlight (14) and a display stack (12, 12?). The display stack (10) includes a first electro-optic layer (24) configured to modulate light of a first waveband and a second electro-optic layer (26) configured to modulate light of a second waveband that is different from the first waveband. A mirror (30) is positioned between the first and second electro-optic layers (24, 26) such that the first electro-optic layer (24) is positioned adjacent to a first surface (S1M) of the mirror (30) and has a surface (S1) that is configured to face an external light source (22), and the second electro-optic layer (26) is positioned adjacent to a second surface (S2M) of the mirror (30) and has a surface (S2) that is configured to face the backlight (14). The mirror (30) is also configured to partially reflect and partially transmit wavelengths in the first waveband and to at least partially transmit wavelengths in the second waveband.
    Type: Grant
    Filed: July 26, 2010
    Date of Patent: April 21, 2015
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Stephen Kitson, Adrian Geisow