DE3064463D1 - Dynamic non-linear filter device for angle measurement noise in a radar, and radar unit comprising same - Google Patents

Dynamic non-linear filter device for angle measurement noise in a radar, and radar unit comprising same

Info

Publication number
DE3064463D1
DE3064463D1 DE8080400101T DE3064463T DE3064463D1 DE 3064463 D1 DE3064463 D1 DE 3064463D1 DE 8080400101 T DE8080400101 T DE 8080400101T DE 3064463 T DE3064463 T DE 3064463T DE 3064463 D1 DE3064463 D1 DE 3064463D1
Authority
DE
Germany
Prior art keywords
radar
same
filter device
angle measurement
linear filter
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
Application number
DE8080400101T
Other languages
English (en)
Inventor
Roland Carre
Georges Doriath
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of DE3064463D1 publication Critical patent/DE3064463D1/de
Expired 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
    • G01S13/06—Systems determining position data of a target
    • G01S13/42—Simultaneous measurement of distance and other co-ordinates
    • G01S13/44—Monopulse radar, i.e. simultaneous lobing
    • G01S13/4427—Monopulse radar, i.e. simultaneous lobing with means for eliminating the target-dependent errors in angle measurements, e.g. glint, scintillation effects
    • 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
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/34—Gain of receiver varied automatically during pulse-recurrence period, e.g. anti-clutter gain control

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)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
DE8080400101T 1979-02-13 1980-01-22 Dynamic non-linear filter device for angle measurement noise in a radar, and radar unit comprising same Expired DE3064463D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7903640A FR2449288A1 (fr) 1979-02-13 1979-02-13 Dispositif de filtrage dynamique non lineaire du bruit de mesure angulaire dans un radar, et systeme radar le comportant

Publications (1)

Publication Number Publication Date
DE3064463D1 true DE3064463D1 (en) 1983-09-08

Family

ID=9221916

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080400101T Expired DE3064463D1 (en) 1979-02-13 1980-01-22 Dynamic non-linear filter device for angle measurement noise in a radar, and radar unit comprising same

Country Status (4)

Country Link
US (1) US4345252A (de)
EP (1) EP0014619B1 (de)
DE (1) DE3064463D1 (de)
FR (1) FR2449288A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7268724B1 (en) * 1981-12-23 2007-09-11 Lockheed Martin Corporation Reduced-error monopulse processor
FR2629921B1 (fr) * 1982-11-30 1990-10-26 Thomson Csf Procede et dispositif pour ameliorer la resolution angulaire des radars monopulses
FR2629922B1 (fr) * 1982-12-30 1990-10-12 Thomson Csf Procede de traitement instantane du bruit de scintillation angulaire et recepteur radar monopulse de poursuite mettant en oeuvre un tel procede
FR2640388B2 (fr) * 1982-12-30 1991-07-05 Thomson Csf Procede de traitement instantane du bruit de scintillation angulaire et recepteur radar monopulse de poursuite mettant en oeuvre un tel procede
US4654835A (en) * 1984-07-20 1987-03-31 Hughes Aircraft Company Adaptive predictor of surface reverberation in a bistatic sonar
US4829307A (en) * 1985-04-25 1989-05-09 Westinghouse Electric Corp. Recursive radar clutter filter
FR2734370B1 (fr) * 1985-11-26 1997-11-07 Dassault Electronique Dispositif de poursuite angulaire radar
US5214433A (en) * 1992-06-17 1993-05-25 The United States Of America As Represented By The Secretary Of The Navy Two-stage target tracking system and method
JP3576879B2 (ja) 1999-09-06 2004-10-13 キヤノン株式会社 プリント装置
US8816895B2 (en) * 2011-04-15 2014-08-26 Raytheon Company Target-tracking radar classifier with glint detection and method for target classification using measured target epsilon and target glint information
US20130327224A1 (en) * 2012-06-07 2013-12-12 Zhengxu He Cooking system capable of automated stirring and mixing of food ingredients
GB2533626B (en) 2014-12-23 2019-07-24 Thales Holdings Uk Plc Wind turbine rejection in non-scanning radar

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3890617A (en) * 1968-02-06 1975-06-17 Rockwell International Corp Logarithmic monopulse receiver
US3599208A (en) * 1969-04-25 1971-08-10 Us Navy Radar system
US3952304A (en) * 1973-11-23 1976-04-20 Hughes Aircraft Company Tracking system utilizing Kalman filter concepts
FR2315703A1 (fr) * 1975-06-24 1977-01-21 Thomson Csf Systeme radar a vision laterale
FR2377043A1 (fr) * 1977-01-07 1978-08-04 Thomson Csf Procede de mesure de l'altitude d'une cible evoluant a site tres bas et radar de poursuite mettant en oeuvre ce procede
FR2396311A1 (fr) * 1977-06-27 1979-01-26 Thomson Csf Dispositif de reduction du bruit de mesure angulaire dans un radar et systeme radar comportant un tel dispositif

Also Published As

Publication number Publication date
US4345252A (en) 1982-08-17
EP0014619B1 (de) 1983-08-03
EP0014619A1 (de) 1980-08-20
FR2449288B1 (de) 1983-07-01
FR2449288A1 (fr) 1980-09-12

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee