Patents by Inventor Thomas N. Little

Thomas N. Little 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).

  • Analog circuit improvement in a digital integrated circuit technology
    Patent number: 4684832
    Abstract: A CMOS integrated filter includes a passive network of resistive and capacitive paired elements and a first differential amplifier, for implementing a second order low pass filter function. A second amplifier is connected in voltage following configuration at an input of the first amplifier. A filter output is provided by an output of the second amplifier.
    Type: Grant
    Filed: April 29, 1986
    Date of Patent: August 4, 1987
    Assignee: Northern Telecom Limited
    Inventors: Thomas N. Little, Lorenzo L. Longo, Sun-Shiu D. Chan