IT1234213B - Procedimento e dispositivo per compensare la velocita dal clutter di un radar - Google Patents

Procedimento e dispositivo per compensare la velocita dal clutter di un radar

Info

Publication number
IT1234213B
IT1234213B IT8867862A IT6786288A IT1234213B IT 1234213 B IT1234213 B IT 1234213B IT 8867862 A IT8867862 A IT 8867862A IT 6786288 A IT6786288 A IT 6786288A IT 1234213 B IT1234213 B IT 1234213B
Authority
IT
Italy
Prior art keywords
clutter
radar
compensate
procedure
speed
Prior art date
Application number
IT8867862A
Other languages
English (en)
Other versions
IT8867862A0 (it
Inventor
Carrara Bruno
Guillerot Jean-Claude
Drevet Jacques
Joncour Hubert
Original Assignee
Thomson Csf
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 by Thomson Csf filed Critical Thomson Csf
Publication of IT8867862A0 publication Critical patent/IT8867862A0/it
Application granted granted Critical
Publication of IT1234213B publication Critical patent/IT1234213B/it

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
    • 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

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)
IT8867862A 1987-10-16 1988-09-28 Procedimento e dispositivo per compensare la velocita dal clutter di un radar IT1234213B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8714294A FR2632420B1 (fr) 1987-10-16 1987-10-16 Procede et dispositif de compensation de la vitesse du fouillis dans un radar doppler coherent a vitesse ambigue variable

Publications (2)

Publication Number Publication Date
IT8867862A0 IT8867862A0 (it) 1988-09-28
IT1234213B true IT1234213B (it) 1992-05-06

Family

ID=9355885

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8867862A IT1234213B (it) 1987-10-16 1988-09-28 Procedimento e dispositivo per compensare la velocita dal clutter di un radar

Country Status (6)

Country Link
US (1) US4972194A (it)
DE (1) DE3835343A1 (it)
FR (1) FR2632420B1 (it)
GB (1) GB8824160D0 (it)
IT (1) IT1234213B (it)
SE (1) SE504018C2 (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5351055B1 (en) * 1989-11-21 1997-02-25 Furuno Electric Co Radar apparatus
FR2736161B1 (fr) * 1990-12-14 1997-09-12 Le Centre Thomson D Applic Rad Procede et dispositif d'integration coherente multi-rafales pour radar doppler a impulsions
FR2712094B1 (fr) * 1993-11-02 1995-12-01 Thomson Csf Procédé de détermination du rang d'ambiguïté en distance d'échos radar.
FR2719382B1 (fr) 1994-05-02 1996-05-31 Thomson Csf Procédé de détection radar discrète et système de mise en Óoeuvre.
NL9401767A (nl) * 1994-10-25 1996-06-03 Hollandse Signaalapparaten Bv Radarapparaat.
EP1759224B1 (en) * 2004-06-24 2011-08-03 BAE Systems PLC Improvements relating to velocity extraction
US8305257B2 (en) * 2009-09-02 2012-11-06 Trizna Dennis B Method and apparatus for coherent marine radar measurements of properties of ocean waves and currents
US9041597B2 (en) 2011-12-28 2015-05-26 Selex Sistemi Integrati S.P.A. Method for filtering of clutter by scan-to-scan correlation using doppler information
US20130271312A1 (en) 2011-12-28 2013-10-17 Selex Sistemi Integrati S.P.A. Method for determining an estimate of radial speed of radar echoes by using doppler information
CN106950552B (zh) * 2017-04-05 2021-06-18 邓勇 一种脉冲压缩雷达无差异补盲订正方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3631490A (en) * 1969-03-17 1971-12-28 Sperry Rand Corp Signal processor for reducing clutter and eliminating range ambiguities in target detection systems
US3720941A (en) * 1970-04-13 1973-03-13 Gen Electric Automatic monopulse clutter cancellation circuit
US3987442A (en) * 1974-06-24 1976-10-19 Raytheon Company Digital MTI radar system
FR2550347B1 (fr) * 1975-10-29 1988-03-04 Labo Cent Telecommunicat Perfectionnements aux radars doppler a impulsions
US4057800A (en) * 1976-06-01 1977-11-08 Grumman Aerospace Corporation Multi-PRF signal processor system
IT1066425B (it) * 1976-06-15 1985-03-12 Selenia Ind Elettroniche Sistema per la soppressione con tecnica adittiva degli echi indesiderati in radar coerenti ad impulsi
SE409148B (sv) * 1977-08-12 1979-07-30 Ericsson Telefon Ab L M Filteranordning ingaende i mottagaren hos en pulsdopplerradar
DE2738832C2 (de) * 1977-08-29 1979-06-28 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur Verschiebung des Ciutterspektrums bei einem Radarempfänger
FR2412852A1 (fr) * 1977-12-22 1979-07-20 Labo Cent Telecommunicat Perfectionnements aux radars doppler a impulsions
US4290066A (en) * 1979-10-12 1981-09-15 Motorola Inc. High speed adaptive clutter filter
US4586044A (en) * 1983-01-24 1986-04-29 Westinghouse Electric Corp. Clutter positioning for electronically agile multi-beam radars

Also Published As

Publication number Publication date
US4972194A (en) 1990-11-20
GB8824160D0 (en) 2009-11-25
SE8803681D0 (sv) 1988-10-14
DE3835343A1 (de) 1990-07-05
SE504018C2 (sv) 1996-10-21
IT8867862A0 (it) 1988-09-28
FR2632420B1 (fr) 1990-10-12
FR2632420A1 (fr) 1989-12-08
SE8803681L (sv) 1989-11-25

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950831