Patents by Inventor Hisao Shimazaki

Hisao Shimazaki 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).

  • Image signal processing apparatus for processing multiplex image signal formats
    Patent number: 5448300
    Abstract: An image signal processor for processing a received image signal. The received image signal can be at least one of an analog image signal and a digital image signal. The processor converts the analog image signal into first digital image data and converts the digital image signal to second digital image data. The processor selects at least one of the first and second digital image data as input image data. The input image data is then decode-processed based upon a selected at least one of a plurality of processing programs. The selected at least one processing program corresponds to the selected at least one of the first and second digital image data.
    Type: Grant
    Filed: June 16, 1993
    Date of Patent: September 5, 1995
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Masahiro Yamada, Hiroyuki Iga, Kiyoshi Hoshino, Naoki Akamatsu, Kenichi Tokoro, Hisao Shimazaki