Patents by Inventor Andrew G. Walsh

Andrew G. Walsh 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).

  • Adaptive cosite arbitration system
    Patent number: 9143182
    Abstract: A system for coupling a communication unit to an antenna. The system includes a tunable bandpass filter and a second tunable filter, such as a tunable low-pass filter, in parallel with the tunable bandpass filter. The system also includes a measurement and control unit configured to measure a frequency of a signal generated by the communication unit and to tune the tunable bandpass filter to pass the signal generated by the control unit.
    Type: Grant
    Filed: April 24, 2012
    Date of Patent: September 22, 2015
    Assignee: Lockheed Martin Corporation
    Inventors: Mark A. Gingrich, Tommy Lam, Andrew G. Walsh
  • ADAPTIVE COSITE ARBITRATION SYSTEM
    Publication number: 20130281031
    Abstract: A system for coupling a communication unit to an antenna. The system includes a tunable bandpass filter and a second tunable filter, such as a tunable low-pass filter, in parallel with the tunable bandpass filter. The system also includes a measurement and control unit configured to measure a frequency of a signal generated by the communication unit and to tune the tunable bandpass filter to pass the signal generated by the control unit.
    Type: Application
    Filed: April 24, 2012
    Publication date: October 24, 2013
    Applicant: Lockheed Martin Corporation
    Inventors: Mark A. Gingrich, Tommy Lam, Andrew G. Walsh