Patents by Inventor ChingWen Shih

ChingWen Shih 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).

  • Backlight unit for liquid crystal display
    Patent number: 7839466
    Abstract: A backlight unit to effectively prevent generation of double images, having a frame, a plurality sets of light sources, at least one isolator and one diffuser. The light source sets are located within the frame and are individually driven periodically. The isolator is disposed at the bottom of the frame between adjacent light source sets. The diffuser is located on top of the frame over the light source sets and the isolator with a height larger than or equal to half the distance between the diffuser and the bottom of the frame.
    Type: Grant
    Filed: September 23, 2005
    Date of Patent: November 23, 2010
    Assignee: Chimei Optoelectronics Corp.
    Inventors: ChingWen Shih, ChenPin Hung
  • Backlight unit for liquid crystal display
    Publication number: 20060132672
    Abstract: A backlight unit to effectively prevent generation of double images, having a frame, a plurality sets of light sources, at least one isolator and one diffuser. The light source sets are located within the frame and are individually driven periodically. The isolator is disposed at the bottom of the frame between adjacent light source sets. The diffuser is located on top of the frame over the light source sets and the isolator with a height larger than or equal to half the distance between the diffuser and the bottom of the frame.
    Type: Application
    Filed: September 23, 2005
    Publication date: June 22, 2006
    Inventors: ChingWen Shih, ChenPin Hung