Patents Represented by Attorney, Agent or Law Firm Philip Virga
  • Opamp with infinite open loop gain
    Patent number: 6750714
    Abstract: An operational amplifier circuit connected to a bi-directional cascode current amplifier is disclosed. The operational amplifier uses the bi-directional cascode current amplifier to filter out the common-mode signal resulting in a nearly infinite open loop gain without bandwidth degradation.
    Type: Grant
    Filed: December 16, 2002
    Date of Patent: June 15, 2004
    Assignee: Xerox Corporation
    Inventor: Harry Jonathan McIntyre