Patents by Inventor Keiko Miyajima

Keiko Miyajima 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).

  • External output video signal processor
    Patent number: 7250986
    Abstract: The object of the invention is offering an external output video signal processor, which does not need coupling capacitor or clamping circuit. A system controller outputs a video signal by which the sync. tip level and the pedestal level were fixed to a predetermined value. It was considered as an external output video signal processor which carries out direct input of the video signal output to the video signal processing circuit from the system controller, and is characterized by providing a level shift circuit which adjusts the level and is sent to said latter part processing circuit.
    Type: Grant
    Filed: April 7, 2004
    Date of Patent: July 31, 2007
    Assignee: New Japan Radio Co., Ltd.
    Inventor: Keiko Miyajima
  • External output video signal processor
    Publication number: 20040196409
    Abstract: The object of the invention is offering an external output video signal processor, which does not need coupling capacitor or clamping circuit. A system controller outputs a video signal by which the sync. tip level and the pedestal level were fixed to a predetermined value. It was considered as an external output video signal processor which carries out direct input of the video signal output to the video signal processing circuit from the system controller, and is characterized by providing a level shift circuit which adjusts the level and is sent to said latter part processing circuit.
    Type: Application
    Filed: April 7, 2004
    Publication date: October 7, 2004
    Applicant: New Japan Radio Co., Ltd.
    Inventor: Keiko Miyajima