Patents by Inventor Shuuya Kishimoto

Shuuya Kishimoto 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).

  • Balun circuit and integrated circuit device
    Patent number: 7710216
    Abstract: A balun circuit includes a first CPW line 11, a second CPW line 12a, and a third CPW line 12b that serve as signal input/output ports; a first CPS line 14a that is a differential transmission line, the first CPS line 14a relaying the first CPW line 11 to the second CPW line 12a; a second CPS line 14b that is a differential transmission line, the second CPS line 14b relaying the first CPW line 11 to the third CPW line 12b; and at least one connection section that connects grounded conductors of each of the first CPW line 11, the second CPW line 12a, and the third CPW line 12b.
    Type: Grant
    Filed: August 29, 2006
    Date of Patent: May 4, 2010
    Assignee: NEC Corporation
    Inventors: Yasuhiro Hamada, Keiichi Ohata, Kenichi Maruhashi, Takao Morimoto, Masaharu Itou, Shuuya Kishimoto
  • BALUN CIRCUIT AND INTEGRATED CIRCUIT DEVICE
    Publication number: 20090115548
    Abstract: A balun circuit includes a first CPW line 11, a second CPW line 12a, and a third CPW line 12b that serve as signal input/output ports; a first CPS line 14a that is a differential transmission line, the first CPS line 14a relaying the first CPW line 11 to the second CPW line 12a; a second CPS line 14b that is a differential transmission line, the second CPS line 14b relaying the first CPW line 11 to the third CPW line 12b; and at least one connection section that connects grounded conductors of each of the first CPW line 11, the second CPW line 12a, and the third CPW line 12b.
    Type: Application
    Filed: August 29, 2006
    Publication date: May 7, 2009
    Applicant: NEC CORPORATION
    Inventors: Yasuhiro Hamada, Keiichi Ohata, Kenichi Maruhashi, Takao Morimoto, Masaharu Itou, Shuuya Kishimoto