Patents Examined by Thomas J. Slotan
  • Offset correction apparatus for a successive approximation A/D converter
    Patent number: 4228423
    Abstract: An offset correction apparatus for a successive approximation analog to digital converter which will correct the A/D converter-derived offset voltage as referred to the analog input to within .+-.1mV of a preset reference over a wide temperature range.
    Type: Grant
    Filed: December 30, 1977
    Date of Patent: October 14, 1980
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventor: Christopher B. Schwerdt