Patents by Inventor Satomi Hideo

Satomi Hideo 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).

  • Method and apparatus for identifying the reproduction mode of a video tape recorder
    Patent number: 5218447
    Abstract: A reproduction mode identification circuit (1) is responsive to a horizontal synchronizing signal and a color rotary pulse for identifying whether the reproduction state of a double azimuth 4 head system VTR is the search reproduction or not of the SP mode. The reproduction mode identification circuit (1) provides a mode identification signal in response to whether a half period of the color rotary pulse is greater or not than a predetermined value smaller than the vertical synchronizing period.
    Type: Grant
    Filed: November 8, 1990
    Date of Patent: June 8, 1993
    Assignee: Sanyo Electric Co., Ltd.
    Inventor: Satomi Hideo