Patents by Inventor Yoshiaki Ofuji

Yoshiaki Ofuji 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).

  • Transmission power control apparatus, transmission power control method, and mobile station
    Publication number: 20020094835
    Abstract: A transmission power control apparatus for a wireless communication apparatus which reduces a power value of a signal input to a power amplifier to the maximum allowable input power value of the power amplifier or below is provided in which the transmission power control apparatus includes: a part for setting a transmission power upper limit value of a call according to a circuit type of the call; and a part for reducing transmission power for the call to the transmission power upper limit value or below.
    Type: Application
    Filed: January 18, 2002
    Publication date: July 18, 2002
    Applicant: NTT DoCoMo, Inc.
    Inventors: Takahiro Hayashi, Yoshihiro Ishikawa, Seizo Onoe, Takehiro Nakamura, Mikio Iwamura, Yoshiaki Ofuji