Patents by Inventor Pat M. Narendra

Pat M. Narendra 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).

  • Patent number: 4577223
    Abstract: First and second signals are selected from a plurality of sequentially fed, a.c. coupled signals. A difference signal which is the difference between the first and second signal is generated. The times during which the first signal exceeds the second, and during which the second signal exceeds the first, are determined. The larger of these two times is selected and an average of the difference signal over this larger time is generated. The average is added to the second signal. Means for implementing these steps, including an all analog embodiment are disclosed.
    Type: Grant
    Filed: December 8, 1982
    Date of Patent: March 18, 1986
    Assignee: Honeywell Inc.
    Inventors: Robert C. Fitch, Pat M. Narendra