Patents by Inventor Akihiro Fujitsuka

Akihiro Fujitsuka 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).

  • Analog/digital conversion method and analog/digital conversion circuit
    Publication number: 20060092068
    Abstract: Paying attention to the difference between a subsequently inputted analog signal and a reference signal which is an analog signal converted to the digital signal immediately before for instance, changing timing dynamically for converting the analog signal to the digital signal, and converting an analog signal sampled at the timing of changing dynamically to a digital signal.
    Type: Application
    Filed: March 24, 2005
    Publication date: May 4, 2006
    Inventors: Shunichi Ko, Akihiro Fujitsuka