Patents by Inventor Shih-Min Chao

Shih-Min Chao has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20140192557
    Abstract: Disclosed is an edge-lit backlight module having a rectangular back panel with a reflective microstructure, and a first light portion with an inclined plane or a camber is provided for reflecting lights emitted from a plurality of LEDs and with a relatively smaller normal included angle, and a second light portion is provided for reflecting a light with a slightly greater included angle, and a third light portion is provided for reflecting the light with the greatest included angle to guide lights of different intensities to different paths and project the lights to every position of a front panel, so as to achieve a light extraction efficiency with a uniform distribution of luminous intensity of an LED light source.
    Type: Application
    Filed: February 22, 2013
    Publication date: July 10, 2014
    Applicant: UNITY OPTO TECHNOLOGY CO., LTD.
    Inventors: KO-WEI LU, WEI-CHUNG LIN, CHUN-HUNG CHEN, JONG-WOEI WHANG, SHIH-MIN CHAO, GUAN-WEI CHEN, YU-HAN HO, YING-CHIA CHEN
  • Patent number: 8009240
    Abstract: Fringe field switching mode liquid crystal display (FFS LCD) devices are disclosed. A first substrate is disposed opposing a second substrate with a gap therebetween. A liquid crystal layer is interposed between the first and the second substrate. A gate line and data lines are formed on the first substrate in a matrix configuration and defining pixel areas. A counter electrode is disposed on each pixel area of the first substrate. A pixel electrode is disposed above the counter electrode with an insulating layer therebetween. The pixel electrode includes a plurality of parallel electrodes. Each electrode includes a first segment, a second segment, and a third segment, wherein the first segment has an included angle ? from the horizontal direction, the second segment has an included angle ? from the horizontal direction, and the first segment has an included angle ? from the horizontal direction.
    Type: Grant
    Filed: July 14, 2009
    Date of Patent: August 30, 2011
    Assignee: Hannstar Display Corp.
    Inventors: Chia-Te Liao, Shih-Min Chao, Tean-Sen Jen, Yun-Bok Lee, Chia-Hua Yu
  • Patent number: 7973866
    Abstract: Fringe field switching mode liquid crystal display (FFS LCD) devices are disclosed. A first substrate is disposed opposing a second substrate with a gap therebetween. A liquid crystal layer is interposed between the first and the second substrate. A gate line and data lines are formed on the first substrate in a matrix configuration and defining pixel areas. A counter electrode is disposed on each pixel area of the first substrate. A pixel electrode is disposed above the counter electrode with an insulating layer therebetween. The pixel electrode includes a plurality of parallel electrodes. Each electrode includes a first segment, a second segment, and a third segment, wherein the first segment has an included angle ? from the horizontal direction, the second segment has an included angle ? from the horizontal direction, and the first segment has an included angle ? from the horizontal direction.
    Type: Grant
    Filed: October 5, 2010
    Date of Patent: July 5, 2011
    Assignee: Hannstar Display Corp.
    Inventors: Chia-Te Liao, Shih-Min Chao, Tean-Sen Jen, Yun-Bok Lee, Chia-Hua Yu
  • Publication number: 20110019143
    Abstract: Fringe field switching mode liquid crystal display (FFS LCD) devices are disclosed. A first substrate is disposed opposing a second substrate with a gap therebetween. A liquid crystal layer is interposed between the first and the second substrate. A gate line and data lines are formed on the first substrate in a matrix configuration and defining pixel areas. A counter electrode is disposed on each pixel area of the first substrate. A pixel electrode is disposed above the counter electrode with an insulating layer therebetween. The pixel electrode includes a plurality of parallel electrodes. Each electrode includes a first segment, a second segment, and a third segment, wherein the first segment has an included angle ? from the horizontal direction, the second segment has an included angle ? from the horizontal direction, and the first segment has an included angle ? from the horizontal direction.
    Type: Application
    Filed: October 5, 2010
    Publication date: January 27, 2011
    Applicant: HANNSTAR DISPLAY CORP.
    Inventors: Chia-Te Liao, Shih-Min Chao, Tean-Sen Jen, Yun-Bok Lee, Chia-Hua Yu
  • Patent number: 7623191
    Abstract: Fringe field switching mode liquid crystal display (FFS LCD) devices are disclosed. A first substrate is disposed opposing a second substrate with a gap therebetween. A liquid crystal layer is interposed between the first and the second substrate. A gate line and data lines are formed on the first substrate in a matrix configuration and defining pixel areas. A counter electrode is disposed on each pixel area of the first substrate. A pixel electrode is disposed above the counter electrode with an insulating layer therebetween. The pixel electrode includes a plurality of parallel electrodes. Each electrode includes a first segment, a second segment, and a third segment, wherein the first segment has an included angle ? from the horizontal direction, the second segment has an included angle ? from the horizontal direction, and the first segment has an included angle ? from the horizontal direction.
    Type: Grant
    Filed: September 19, 2006
    Date of Patent: November 24, 2009
    Assignee: Hannstar Display Corp.
    Inventors: Chia-Te Liao, Shih-Min Chao, Tean-Sen Jen, Yun-Bok Lee, Chia-Hua Yu
  • Publication number: 20090273750
    Abstract: Fringe field switching mode liquid crystal display (FFS LCD) devices are disclosed. A first substrate is disposed opposing a second substrate with a gap therebetween. A liquid crystal layer is interposed between the first and the second substrate. A gate line and data lines are formed on the first substrate in a matrix configuration and defining pixel areas. A counter electrode is disposed on each pixel area of the first substrate. A pixel electrode is disposed above the counter electrode with an insulating layer therebetween. The pixel electrode includes a plurality of parallel electrodes. Each electrode includes a first segment, a second segment, and a third segment, wherein the first segment has an included angle ? from the horizontal direction, the second segment has an included angle ? from the horizontal direction, and the first segment has an included angle ? from the horizontal direction.
    Type: Application
    Filed: July 14, 2009
    Publication date: November 5, 2009
    Applicant: HANNSTAR DISPLAY CORP.
    Inventors: Chia-Te Liao, Shih-Min Chao, Tean-Sen Jen, Yun-Bok Lee, Chia-Hua Yu
  • Publication number: 20080068549
    Abstract: Fringe field switching mode liquid crystal display (FFS LCD) devices are disclosed. A first substrate is disposed opposing a second substrate with a gap therebetween. A liquid crystal layer is interposed between the first and the second substrate. A gate line and data lines are formed on the first substrate in a matrix configuration and defining pixel areas. A counter electrode is disposed on each pixel area of the first substrate. A pixel electrode is disposed above the counter electrode with an insulating layer therebetween. The pixel electrode includes a plurality of parallel electrodes. Each electrode includes a first segment, a second segment, and a third segment, wherein the first segment has an included angle ? from the horizontal direction, the second segment has an included angle ? from the horizontal direction, and the first segment has an included angle ? from the horizontal direction.
    Type: Application
    Filed: September 19, 2006
    Publication date: March 20, 2008
    Applicant: HANNSTAR DISPLAY CORP.
    Inventors: Chia-Te Liao, Shih-Min Chao, Tean-Sen Jen, Yun-Bok Lee, Chia-Hua Yu
  • Publication number: 20070206132
    Abstract: A liquid crystal display device comprising an upper substrate, a lower substrate, and a liquid crystal layer filled between the upper substrate and the lower substrate. A color filter layer and a first alignment layer are disposed on an inner surface of the upper substrate and adjacent to the liquid crystal. An array of transistors and a second alignment layer are disposed on an inner surface of the lower substrate and adjacent to the liquid crystal. An upper polarizer and a lower polarizer are respectively disposed on both sides the liquid crystal display panel, wherein the upper polarizer is disposed on an outer side of the upper substrate and the lower polarizer is disposed on an outer surface of the lower substrate, and wherein the upper polarizer comprises a plurality of microparticles. The first alignment layer provides a first orientation and the second alignment layer provides a second orientation.
    Type: Application
    Filed: July 11, 2006
    Publication date: September 6, 2007
    Applicant: HANNSTAR DISPLAY CORP.
    Inventors: Shih-Min Chao, Tean-Sen Jen, Wei-Chi Lin