Patents by Inventor Joseph C. Yeh

Joseph C. Yeh 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).

  • Satellite-based phased array calibration
    Patent number: 9979084
    Abstract: Methods and apparatus to calibrate an array by sequentially calibrating elements in a subarray with respect to each other using a satellite. The satellite is repeatedly illuminated for calibrating the elements using reference elements to determine plane fronts from which active elements can be calibrated with respect to each other.
    Type: Grant
    Filed: December 2, 2014
    Date of Patent: May 22, 2018
    Assignee: Raytheon Company
    Inventors: Thomas V. Sikina, Jack J. Schuss, Joseph C. Yeh, Patrick J. Makridakis
  • SATELLITE-BASED PHASED ARRAY CALIBRATION
    Publication number: 20160156100
    Abstract: Methods and apparatus to calibrate an array by sequentially calibrating elements in a subarray with respect to each other using a satellite. The satellite is repeatedly illuminated for calibrating the elements using reference elements to determine plane fronts from which active elements can be calibrated with respect to each other.
    Type: Application
    Filed: December 2, 2014
    Publication date: June 2, 2016
    Applicant: Raytheon Company
    Inventors: Thomas V. Sikina, Jack J. Schuss, Joseph C. Yeh, Patrick J. Makridakis