Patents by Inventor Ian E. Ho

Ian E. Ho 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).

  • Two-stage differential microwave amplifier with bias current sharing and automatic gain control
    Patent number: 5889432
    Abstract: A multi-stage differential amplifier includes first and second DC current paths with first and second stage amplification transistors included in each current path so that both stages share the same DC bias current. In one embodiment, an automatic gain control circuits are included in the second stage to control gain and maintain low noise figure.
    Type: Grant
    Filed: September 30, 1997
    Date of Patent: March 30, 1999
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Ian E. Ho