TREA

the synchronised signals being frequency modulations on carrier waves and the transit times being compared by measuring difference of instantaneous frequencies of received carrier waves

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Industry

  • CPC
  • G01S1/22
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Parent Industries

GPHYSICS G01Measuring instruments G01SRADIO DIRECTION-FINDING RADIO NAVIGATION DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES ANALOGOUS ARRANGEMENTS USING OTHER WAVES G01S1/00Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters Receivers co-operating therewith

Current Industry

G01S1/22the synchronised signals being frequency modulations on carrier waves and the transit times being compared by measuring difference of instantaneous frequencies of received carrier waves
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Method and device for position determination
    • Patent number 11,079,463
    • Issue date Aug 3, 2021
    • Forschungszentrum Juelich GmbH
    • Yu Yao
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Device for modulating a microwave signal, transponder including suc...
    • Patent number 10,879,846
    • Issue date Dec 29, 2020
    • Thales
    • Patrick Garrec
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Ambiguity resolution in positioning measurements
    • Patent number 10,034,191
    • Issue date Jul 24, 2018
    • Sequans Communications S.A.
    • Van Minh Nguyen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Apparatus for transmitting positioning signal, positioning system i...
    • Patent number 7,817,090
    • Issue date Oct 19, 2010
    • Funai Electric Co., Ltd.
    • Hideyuki Torimoto
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Target location systems
    • Patent number 4,253,166
    • Issue date Feb 24, 1981
    • Plessey Handel und Investments AG
    • Phillip L. M. Johnson
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3434143
    • Patent number 3,434,143
    • Issue date Mar 18, 1969
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2754512
    • Patent number 2,754,512
    • Issue date Jul 10, 1956
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2724831
    • Patent number 2,724,831
    • Issue date Nov 22, 1955
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2608684
    • Patent number 2,608,684
    • Issue date Aug 26, 1952
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2479567
    • Patent number 2,479,567
    • Issue date Aug 23, 1949
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2478759
    • Patent number 2,478,759
    • Issue date Aug 9, 1949
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2472158
    • Patent number 2,472,158
    • Issue date Jun 7, 1949
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2413694
    • Patent number 2,413,694
    • Issue date Jan 7, 1947
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2413620
    • Patent number 2,413,620
    • Issue date Dec 31, 1946
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2406016
    • Patent number 2,406,016
    • Issue date Aug 20, 1946
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents