Patents by Inventor Aoyama: Tatsuya

Aoyama: Tatsuya 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).

  • White balance adjusting system for a color television system
    Patent number: 5181103
    Abstract: A white balance adjusting system for a color television system has three CRTs for projecting beams of three primary colors, and a color control circut for controlling outputs of the three CRTs. Three sensors are provided adjacent each CRT for detecting quantity of each color light. A memory stores three reference quantities of respective color lights for obtaining a white balance. Each detected quantity of the color light is compared with the reference quantity by a computer. The color control circuit is operated so as to reduce the difference obtained by the comparator to a predetermined value.
    Type: Grant
    Filed: December 20, 1991
    Date of Patent: January 19, 1993
    Assignee: Pioneer Electronic Corp.
    Inventor: Aoyama: Tatsuya