Patents by Inventor Akio Araki

Akio Araki 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).

  • Microcomputer controlled synthesizer-type radio receiver
    Patent number: 5212833
    Abstract: An electronic apparatus includes at least a receiver having a synthesizer section for selecting a receiving frequency and providing an information signal corresponding to the selected receiving frequency, a microcomputer operating on a clock signal for controlling the synthesizer section, and a circuit responsive to the information signal for shifting the clock frequency when the selected receiving frequency is a frequency disturbed by a higher harmonic of the clock frequency, thereby to avoid disturbance of reception of the broadcast signal without requiring undue reduction of the clock frequency.
    Type: Grant
    Filed: September 5, 1990
    Date of Patent: May 18, 1993
    Assignee: Sony Corporation
    Inventors: Kazuyuki Suda, Akio Araki, Toshio Asai