DE3483288D1 - Adaptiver digitaler mtd-prozessor fuer ein ueberwachungsradar mit einer doppler-filterbank und einem schwellenwertsystem, die beide anwaehlbar und stoerungsabhaengig sind. - Google Patents

Adaptiver digitaler mtd-prozessor fuer ein ueberwachungsradar mit einer doppler-filterbank und einem schwellenwertsystem, die beide anwaehlbar und stoerungsabhaengig sind.

Info

Publication number
DE3483288D1
DE3483288D1 DE8484830142T DE3483288T DE3483288D1 DE 3483288 D1 DE3483288 D1 DE 3483288D1 DE 8484830142 T DE8484830142 T DE 8484830142T DE 3483288 T DE3483288 T DE 3483288T DE 3483288 D1 DE3483288 D1 DE 3483288D1
Authority
DE
Germany
Prior art keywords
selectable
processor
mtd
defective
filtering
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE8484830142T
Other languages
English (en)
Inventor
Addio Egidio D
Gaspare Galati
Ennio Giaccari
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Leonardo SpA
Original Assignee
Selenia Industrie Elettroniche Associate SpA
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 Selenia Industrie Elettroniche Associate SpA filed Critical Selenia Industrie Elettroniche Associate SpA
Application granted granted Critical
Publication of DE3483288D1 publication Critical patent/DE3483288D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01S13/5244—Adaptive clutter cancellation
    • 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
    • G01S13/5248—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 combining a coherent MTI processor with a zero Doppler processing channel and a clutter mapped memory, e.g. MTD (Moving target detector)

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)
DE8484830142T 1983-07-15 1984-05-08 Adaptiver digitaler mtd-prozessor fuer ein ueberwachungsradar mit einer doppler-filterbank und einem schwellenwertsystem, die beide anwaehlbar und stoerungsabhaengig sind. Expired - Fee Related DE3483288D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT48701/83A IT1168614B (it) 1983-07-15 1983-07-15 Elaboratore digitale a mtd per radar di ricerca con banco di filtri doppler e sistema di soglie entrambi selezionabili in dipendenza del disturbo

Publications (1)

Publication Number Publication Date
DE3483288D1 true DE3483288D1 (de) 1990-10-31

Family

ID=11268121

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484830142T Expired - Fee Related DE3483288D1 (de) 1983-07-15 1984-05-08 Adaptiver digitaler mtd-prozessor fuer ein ueberwachungsradar mit einer doppler-filterbank und einem schwellenwertsystem, die beide anwaehlbar und stoerungsabhaengig sind.

Country Status (7)

Country Link
US (1) US4636793A (de)
EP (1) EP0132232B1 (de)
JP (1) JPS6057282A (de)
AT (1) ATE57023T1 (de)
DE (1) DE3483288D1 (de)
IN (1) IN160725B (de)
IT (1) IT1168614B (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6024477A (ja) * 1983-07-21 1985-02-07 Nec Corp レ−ダ−信号処理装置
EP0227457B1 (de) * 1985-12-23 1993-09-15 Nec Corporation Radarsystem
US4749994A (en) * 1986-06-04 1988-06-07 Westinghouse Electric Corp. Signal processing for radars having clutter maps
US4800540A (en) * 1986-12-04 1989-01-24 The United States Of America As Represented By The United States Department Of Energy Discriminating ultrasonic proximity detection system
NL8800002A (nl) * 1988-01-04 1988-04-05 Hollandse Signaalapparaten Bv Moving target indicatie-eenheid.
FR2628845B1 (fr) * 1988-03-18 1990-11-16 Thomson Csf Dispositif d'elimination du fouillis mobile dans un radar
US5091729A (en) * 1988-12-23 1992-02-25 Hughes Aircraft Company Adaptive threshold detector
IT1256286B (it) * 1991-08-21 1995-11-29 Alenia Aeritalia & Selenia Preelaboratore per la rivelazione di sorgenti puntiformi in scenari ripresi nell'infrarosso.
JPH09145829A (ja) * 1995-11-28 1997-06-06 Mitsubishi Electric Corp レーダ信号処理装置
US6260759B1 (en) 1998-08-11 2001-07-17 Northrop Grumman Corporation Method for tracking a target having substantially constrained movement
JP4787482B2 (ja) * 2004-10-15 2011-10-05 古野電気株式会社 レーダ装置および画像データ生成装置
ATE522828T1 (de) 2006-11-02 2011-09-15 Raytheon Canada Ltd Detektor beweglicher ziele für radarsysteme
US7626535B2 (en) 2006-11-09 2009-12-01 Raytheon Company Track quality based multi-target tracker
US7675458B2 (en) 2006-11-09 2010-03-09 Raytheon Canada Limited Dual beam radar system
US7903024B2 (en) * 2007-10-25 2011-03-08 Lockheed Martin Corporation Adaptive moving target indicator (MTI) clutter rejection filter for radar systems
JP6373583B2 (ja) 2010-11-02 2018-08-15 フィリップス ライティング ホールディング ビー ヴィ レーダ検出を備えた照明システム
CA2774377C (en) 2012-02-02 2017-05-02 Raytheon Canada Limited Knowledge aided detector
US8976059B2 (en) 2012-12-21 2015-03-10 Raytheon Canada Limited Identification and removal of a false detection in a radar system
US10928501B2 (en) 2018-08-28 2021-02-23 Infineon Technologies Ag Target detection in rainfall and snowfall conditions using mmWave radar

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4137532A (en) * 1977-04-29 1979-01-30 Westinghouse Electric Corp. VIP doppler filter bank signal processor for pulse doppler radar
GB2044034B (en) * 1979-03-10 1983-05-25 Plessey Co Ltd Adaptive mti
CA1183249A (en) * 1980-04-25 1985-02-26 Raytheon Company Radar processor
US4488154A (en) * 1980-04-25 1984-12-11 Raytheon Company Radar processor
US4463356A (en) * 1981-08-17 1984-07-31 Sperry Corporation Apparatus for control of clutter breakthrough in MTI radar
DE3243606A1 (de) * 1982-11-25 1984-05-30 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Anordnung zur radarsignalverarbeitung bei einem puls-doppler-radar

Also Published As

Publication number Publication date
EP0132232B1 (de) 1990-09-26
US4636793A (en) 1987-01-13
EP0132232A2 (de) 1985-01-23
ATE57023T1 (de) 1990-10-15
IN160725B (de) 1987-08-01
EP0132232A3 (en) 1986-07-16
IT1168614B (it) 1987-05-20
IT8348701A0 (it) 1983-07-15
JPS6057282A (ja) 1985-04-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee