TREA

Frank F. Kretschmer Jr.

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  • Laurel, MD, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    MTI using a polyphase code
    • Patent number 5,463,399
    • Issue date Oct 31, 1995
    • The United States of America as represented by the Secretary of the Navy
    • Frank F. Kretschmer
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Technique for processing interference-contaminated radar energy
    • Patent number 5,442,365
    • Issue date Aug 15, 1995
    • Bernard L. Lewis
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Jammer reference target measurement system
    • Patent number 5,359,329
    • Issue date Oct 25, 1994
    • The United States of America as represented by the Secretary of the Navy
    • Bernard L. Lewis
    • G01 - MEASURING TESTING
  • Information Patent Grant

    General purpose sidelobe canceller system
    • Patent number 5,351,058
    • Issue date Sep 27, 1994
    • The United States of America as represented by the Secretary of the Navy
    • Frank F. Kretschmer
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Zero cross-correlation complementary radar waveform signal processo...
    • Patent number 5,047,784
    • Issue date Sep 10, 1991
    • The United States of America as represented by the Secretary of the Navy
    • Karl R. Gerlach
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Adaptive MTI target preservation
    • Patent number 4,914,442
    • Issue date Apr 3, 1990
    • The United States of America as represented by the Secretary of the Navy
    • Frank F. Kretschmer
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Ranging method and system, especially for radar signal processing f...
    • Patent number H767
    • Issue date Apr 3, 1990
    • United States of America
    • Frank F. Kretschmer
    • 342 - Communications: directive radio wave systems and devices
  • Information Patent Grant

    Doppler-improved polyphase pulse expander-compressor
    • Patent number 4,734,699
    • Issue date Mar 29, 1988
    • The United States of America as represented by the Secretary of the Navy
    • Frank F. Kretschmer
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Generalized polyphase code pulse compressor
    • Patent number 4,698,827
    • Issue date Oct 6, 1987
    • The United States of America as represented by the Secretary of the Navy
    • Frank F. Kretschmer
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Method and apparatus for generating a modified P.sub.1 code
    • Patent number 4,626,854
    • Issue date Dec 2, 1986
    • The United States of America as represented by the Secretary of the Navy
    • Frank F. Kretschmer
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Generalized adaptive MTI system
    • Patent number H92
    • Issue date Jul 1, 1986
    • United States of America
    • Frank F. Kretschmer
    • 343 - Communications: radio wave antennas
  • Information Patent Grant

    Palindromic polyphase code expander-compressor
    • Patent number 4,566,011
    • Issue date Jan 21, 1986
    • The United States of America as represented by the Secretary of the Navy
    • Bernard L. Lewis
    • G01 - MEASURING TESTING
  • Information Patent Grant

    P2 Polyphase code expander-compressor
    • Patent number 4,524,363
    • Issue date Jun 18, 1985
    • The United States of America as represented by the Secretary of the Navy
    • Frank F. Kretschmer
    • G01 - MEASURING TESTING
  • Information Patent Grant

    P1 Polyphase code expander-compressor
    • Patent number 4,513,289
    • Issue date Apr 23, 1985
    • The United States of America as represented by the Secretary of the Navy
    • Frank F. Kretschmer
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Pulse compression sidelobe suppressor
    • Patent number 4,507,659
    • Issue date Mar 26, 1985
    • The United States of America as represented by the Secretary of the Navy
    • Bernard L. Lewis
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Interference suppressor for radar MTI
    • Patent number 4,489,320
    • Issue date Dec 18, 1984
    • The United States of America as represented by the Secretary of the Navy
    • Bernard L. Lewis
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Adaptive preprocessing system
    • Patent number 4,464,768
    • Issue date Aug 7, 1984
    • The United States of America as represented by the Secretary of the Navy
    • Bernard L. Lewis
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Adaptive MTI system
    • Patent number 4,459,700
    • Issue date Jul 10, 1984
    • The United States of America as represented by the Secretary of the Navy
    • Frank F. Kretschmer
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Cascaded adaptive loops
    • Patent number 4,439,770
    • Issue date Mar 27, 1984
    • The United States of America as represented by the Secretary of the Navy
    • Bernard L. Lewis
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Low sidelobe linear FM chirp system
    • Patent number 4,404,562
    • Issue date Sep 13, 1983
    • The United States of America as represented by the Secretary of the Navy
    • Frank F. Kretschmer
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Real-data digital-real-weight canceler
    • Patent number 4,390,881
    • Issue date Jun 28, 1983
    • The United States of America as respresented by the Secretary of the Navy
    • Bernard L. Lewis
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Efficient low-sidelobe pulse compression
    • Patent number 4,384,291
    • Issue date May 17, 1983
    • The United States of America as represented by the Secretary of the Navy
    • Bernard L. Lewis
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Low sidelobe pulse compressor
    • Patent number 4,379,295
    • Issue date Apr 5, 1983
    • The United States of America as represented by the Secretary of the Navy
    • Bernard L. Lewis
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Efficient, precompression, bandwidth-tolerant, digital pulse expand...
    • Patent number 4,373,190
    • Issue date Feb 8, 1983
    • The United States of America as represented by the Secretary of the Navy
    • Bernard L. Lewis
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Multi-sampling-channel pulse compressor
    • Patent number 4,359,735
    • Issue date Nov 16, 1982
    • The United States of America as represented by the Secretary of the Navy
    • Bernard L. Lewis
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Autocorrelation side lobe reduction device for phase-coded signals
    • Patent number 4,313,170
    • Issue date Jan 26, 1982
    • The United States of America as represented by the Secretary of the Navy
    • Bernard L. Lewis
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Cascaded digital cancelers
    • Patent number 4,222,051
    • Issue date Sep 9, 1980
    • The United States of America as represented by the Secretary of the Navy
    • Frank F. Kretschmer
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Digital sidelobe canceller
    • Patent number 4,086,592
    • Issue date Apr 25, 1978
    • The United States of America as represented by the Secretary of the Navy
    • Bernard L. Lewis
    • G01 - MEASURING TESTING