IT1168614B - Elaboratore digitale a mtd per radar di ricerca con banco di filtri doppler e sistema di soglie entrambi selezionabili in dipendenza del disturbo - Google Patents

Elaboratore digitale a mtd per radar di ricerca con banco di filtri doppler e sistema di soglie entrambi selezionabili in dipendenza del disturbo

Info

Publication number
IT1168614B
IT1168614B IT48701/83A IT4870183A IT1168614B IT 1168614 B IT1168614 B IT 1168614B IT 48701/83 A IT48701/83 A IT 48701/83A IT 4870183 A IT4870183 A IT 4870183A IT 1168614 B IT1168614 B IT 1168614B
Authority
IT
Italy
Prior art keywords
digital processor
filtering
mtd
bench
disorder
Prior art date
Application number
IT48701/83A
Other languages
English (en)
Other versions
IT8348701A0 (it
Inventor
Addio Egidio D
Gaspare Galati
Ennio Giaccari
Original Assignee
Selenia Ind Elettroniche
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 Ind Elettroniche filed Critical Selenia Ind Elettroniche
Priority to IT48701/83A priority Critical patent/IT1168614B/it
Publication of IT8348701A0 publication Critical patent/IT8348701A0/it
Priority to IN277/MAS/84A priority patent/IN160725B/en
Priority to AT84830142T priority patent/ATE57023T1/de
Priority to DE8484830142T priority patent/DE3483288D1/de
Priority to EP84830142A priority patent/EP0132232B1/en
Priority to JP59141578A priority patent/JPS6057282A/ja
Priority to US06/631,037 priority patent/US4636793A/en
Application granted granted Critical
Publication of IT1168614B publication Critical patent/IT1168614B/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
    • 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)
IT48701/83A 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 IT1168614B (it)

Priority Applications (7)

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
IN277/MAS/84A IN160725B (it) 1983-07-15 1984-04-19
AT84830142T ATE57023T1 (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.
DE8484830142T 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.
EP84830142A EP0132232B1 (en) 1983-07-15 1984-05-08 An mtd digital processor for surveillance radar with a bank of doppler filters and system of thresholds both selectable and dependent on the interference
JP59141578A JPS6057282A (ja) 1983-07-15 1984-07-10 監視レ−ダ用適応性信号処理装置
US06/631,037 US4636793A (en) 1983-07-15 1984-07-16 Adaptive MTD digital processor for surveillance radar

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 (2)

Publication Number Publication Date
IT8348701A0 IT8348701A0 (it) 1983-07-15
IT1168614B true IT1168614B (it) 1987-05-20

Family

ID=11268121

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (7)

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

Families Citing this family (20)

* 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 (en) * 1985-12-23 1993-09-15 Nec Corporation Radar system
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
EP2078213B1 (en) 2006-11-02 2011-08-31 Raytheon Canada Limited A moving target detector for radar systems
US7675458B2 (en) 2006-11-09 2010-03-09 Raytheon Canada Limited Dual beam radar system
US7626535B2 (en) 2006-11-09 2009-12-01 Raytheon Company Track quality based multi-target tracker
US7903024B2 (en) * 2007-10-25 2011-03-08 Lockheed Martin Corporation Adaptive moving target indicator (MTI) clutter rejection filter for radar systems
CN103181242B (zh) 2010-11-02 2015-08-19 皇家飞利浦电子股份有限公司 具有雷达检测的照明系统
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
CN114019468B (zh) * 2021-10-26 2025-04-25 武汉雷可达科技有限公司 一种基于帧间抽取的分层mtd处理方法

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
US4488154A (en) * 1980-04-25 1984-12-11 Raytheon Company Radar processor
CA1183249A (en) * 1980-04-25 1985-02-26 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
ATE57023T1 (de) 1990-10-15
DE3483288D1 (de) 1990-10-31
EP0132232A3 (en) 1986-07-16
IN160725B (it) 1987-08-01
EP0132232B1 (en) 1990-09-26
IT8348701A0 (it) 1983-07-15
US4636793A (en) 1987-01-13
JPS6057282A (ja) 1985-04-03
EP0132232A2 (en) 1985-01-23

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