Patents by Inventor Yanzhen Xu

Yanzhen Xu 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).

  • Variable bandwidth transimpedance amplifier with one-wire interface
    Patent number: 7657191
    Abstract: A bandwidth adjustable transimpedance amplifier. The bandwidth adjustable transimpedance amplifier includes a feedback path with a selectable resistance. The bandwidth adjustable transimpedance amplifier is preferably implemented with a photodiode in a five pin package for an optical transceiver system, with a single pin providing a monitor out function and a rate select input.
    Type: Grant
    Filed: February 16, 2005
    Date of Patent: February 2, 2010
    Assignee: Vitesse Semiconductor Corporation
    Inventors: Scott Killmeyer, Lawrence Choi, Yanzhen Xu
  • Variable bandwidth transimpedance amplifier with one-wire interface
    Publication number: 20060045531
    Abstract: A bandwidth adjustable transimpedance amplifier. The bandwidth adjustable transimpedance amplifier includes a feedback path with a selectable resistance. The bandwidth adjustable transimpedance amplifier is preferably implemented with a photodiode in a five pin package for an optical transceiver system, with a single pin providing a monitor out function and a rate select input.
    Type: Application
    Filed: February 16, 2005
    Publication date: March 2, 2006
    Inventors: Scott Killmeyer, Lawrence Choi, Yanzhen Xu