BE642268A - - Google Patents

Info

Publication number
BE642268A
BE642268A BE642268A BE642268A BE642268A BE 642268 A BE642268 A BE 642268A BE 642268 A BE642268 A BE 642268A BE 642268 A BE642268 A BE 642268A BE 642268 A BE642268 A BE 642268A
Authority
BE
Belgium
Application number
BE642268A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of BE642268A publication Critical patent/BE642268A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
    • G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
    • G01S13/526—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi performing filtering on the whole spectrum without loss of range information, e.g. using delay line cancellers or comb filters
    • G01S13/528—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi performing filtering on the whole spectrum without loss of range information, e.g. using delay line cancellers or comb filters with elimination of blind speeds
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/22—Systems for measuring distance only using transmission of interrupted, pulse modulated waves using irregular pulse repetition frequency
    • G01S13/227—Systems for measuring distance only using transmission of interrupted, pulse modulated waves using irregular pulse repetition frequency with repetitive trains of uniform pulse sequences, each sequence having a different pulse repetition frequency
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/66—Radar-tracking systems; Analogous systems
    • G01S13/70—Radar-tracking systems; Analogous systems for range tracking only

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
BE642268A 1963-01-16 1964-01-09 BE642268A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR921574A FR1358420A (fr) 1963-01-16 1963-01-16 Perfectionnements aux procédé et dispositif de télémétrie pour radars

Publications (1)

Publication Number Publication Date
BE642268A true BE642268A (xx) 1964-05-04

Family

ID=8794804

Family Applications (1)

Application Number Title Priority Date Filing Date
BE642268A BE642268A (xx) 1963-01-16 1964-01-09

Country Status (5)

Country Link
US (1) US3258769A (xx)
BE (1) BE642268A (xx)
DE (1) DE1250896B (xx)
FR (1) FR1358420A (xx)
NL (1) NL142786B (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1294502B (de) * 1966-12-07 1969-05-08 Siemens Ag Verfahren zur Verbesserung des Stoerabstandes bei einem Pulsdopplerradargeraet
US3469261A (en) * 1967-11-28 1969-09-23 Bendix Corp Pulse-radar distance-measuring system
NL169520C (nl) * 1972-04-25 1982-07-16 Hollandse Signaalapparaten Bv Impulsradarapparaat.
US3858208A (en) * 1973-02-05 1974-12-31 Hughes Aircraft Co Automatic prf selection to optimize range and doppler visibility in radar tracking
US4000650B1 (en) * 1975-03-20 1995-11-14 Endress Hauser Gmbh Co Method and apparatus for ultrasonic material level measurement
US4642641A (en) * 1976-07-29 1987-02-10 Westinghouse Electric Corp. Variable PRF target tracking radar
US4143373A (en) * 1977-09-21 1979-03-06 Hughes Aircraft Company Adaptive radar systems and methods therefor
US4225863A (en) * 1979-10-01 1980-09-30 The United States Of America As Represented By The Secretary Of The Army Simplified system for estimating pulse radar doppler frequency
US4613862A (en) * 1984-06-26 1986-09-23 The United States Of America As Represented By The Secretary Of The Air Force Adaptive mutual interference suppression method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3155973A (en) * 1956-06-13 1964-11-03 Westinghouse Electric Corp Multiple pulse repetition frequency automatic range tracking pulse doppler radar

Also Published As

Publication number Publication date
NL142786B (nl) 1974-07-15
NL6400296A (xx) 1964-07-17
FR1358420A (fr) 1964-04-17
DE1250896B (xx)
US3258769A (en) 1966-06-28

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