Patents Examined by Xiho Min Wu
  • Liquid crystal display apparatus
    Patent number: 5119084
    Abstract: In a liquid crystal driving apparatus for driving a liquid crystal display panel in accordance with an image signal, the response speed of a liquid crystal display panel is increased so as not to produce an afterimage upon motion image display. A signal is preprocessed by an inverse transfer function of the transfer function of the liquid crystal panel, i.e., signal processing for emphasizing an image change in a timer direction is performed, and the liquid crystal display panel is driven by using the processed data.
    Type: Grant
    Filed: November 22, 1989
    Date of Patent: June 2, 1992
    Assignee: Casio Computer Co., Ltd.
    Inventors: Masao Kawamura, Takahiro Fuse