Patents by Inventor Tetsuya Ilda

Tetsuya Ilda 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).

  • POWER AMPLIFICATION CIRCUIT HAVING TRANSFORMER
    Publication number: 20100148869
    Abstract: In order to realize a wider bandwidth of a frequency characteristic of a power amplification circuit, outputs of differential push-pull amplifiers which are matched at respectively different frequencies are combined together by secondary inductors, and the combined signal is outputted.
    Type: Application
    Filed: November 12, 2009
    Publication date: June 17, 2010
    Inventors: Tsuyoshi KAWAKAMI, Akihiko Furukawa, Satoshi Yamakawa, Tetsuya Ilda, Masao Kondo, Yutaka Hoshino