Patents Assigned to Rohde & Schwarz - Polarad, Inc.
  • Enhanced frequency determination for spectrum analyzers or the like
    Patent number: 4672308
    Abstract: An arrangement is provided for enhancing the accuracy of frequency determination in a spectrum analyzer or the like having a local oscillator heterodyned with and locked to a frequency comb, by providing a determination of whether the local oscillator frequency is above or below the comb frequency to which it is locked, thereby avoiding ambiguity in the determination of the local oscillator frequency.
    Type: Grant
    Filed: December 5, 1985
    Date of Patent: June 9, 1987
    Assignee: Rohde & Schwarz - Polarad, Inc.
    Inventor: Vincent C. Leikus