FR2241077A1 - Stationary or slow moving echo eliminator for radar display - field divided into small zones and moving of echo to successive zones detected - Google Patents

Stationary or slow moving echo eliminator for radar display - field divided into small zones and moving of echo to successive zones detected

Info

Publication number
FR2241077A1
FR2241077A1 FR7329521A FR7329521A FR2241077A1 FR 2241077 A1 FR2241077 A1 FR 2241077A1 FR 7329521 A FR7329521 A FR 7329521A FR 7329521 A FR7329521 A FR 7329521A FR 2241077 A1 FR2241077 A1 FR 2241077A1
Authority
FR
France
Prior art keywords
echo
moving
zones
stationary
zone
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.)
Granted
Application number
FR7329521A
Other languages
English (en)
Other versions
FR2241077B1 (fr
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.)
TECH RADIOELECT ELECTRO FS
Original Assignee
TECH RADIOELECT ELECTRO FS
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 TECH RADIOELECT ELECTRO FS filed Critical TECH RADIOELECT ELECTRO FS
Priority to FR7329521A priority Critical patent/FR2241077A1/fr
Priority to NL7410811A priority patent/NL7410811A/xx
Priority to DE19742438837 priority patent/DE2438837C3/de
Publication of FR2241077A1 publication Critical patent/FR2241077A1/fr
Application granted granted Critical
Publication of FR2241077B1 publication Critical patent/FR2241077B1/fr
Granted 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
    • G01S13/538—Discriminating between fixed and moving objects or between objects moving at different speeds eliminating objects that have not moved between successive antenna scans, e.g. area MTi

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)
FR7329521A 1973-08-13 1973-08-13 Stationary or slow moving echo eliminator for radar display - field divided into small zones and moving of echo to successive zones detected Granted FR2241077A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7329521A FR2241077A1 (en) 1973-08-13 1973-08-13 Stationary or slow moving echo eliminator for radar display - field divided into small zones and moving of echo to successive zones detected
NL7410811A NL7410811A (nl) 1973-08-13 1974-08-13 Werkwijze en inrichting voor het elimineren van echosignalen, afkomstig van vaste of langzaam bewegende doelen, onder de echosignalen ont- vangen door een ontvanger met een draaiende antenne.
DE19742438837 DE2438837C3 (de) 1973-08-13 1974-08-13 Vorrichtung zum Unterdrücken von Echosignalen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7329521A FR2241077A1 (en) 1973-08-13 1973-08-13 Stationary or slow moving echo eliminator for radar display - field divided into small zones and moving of echo to successive zones detected

Publications (2)

Publication Number Publication Date
FR2241077A1 true FR2241077A1 (en) 1975-03-14
FR2241077B1 FR2241077B1 (fr) 1977-08-05

Family

ID=9123935

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7329521A Granted FR2241077A1 (en) 1973-08-13 1973-08-13 Stationary or slow moving echo eliminator for radar display - field divided into small zones and moving of echo to successive zones detected

Country Status (3)

Country Link
DE (1) DE2438837C3 (fr)
FR (1) FR2241077A1 (fr)
NL (1) NL7410811A (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0020197A1 (fr) * 1979-05-23 1980-12-10 Thomson-Csf Dispositif d'élimination des échos correspondant à des cibles fixes ou à vitesse lente associé aux équipements radar aéroportés
EP0044235A1 (fr) * 1980-07-16 1982-01-20 Thomson-Csf Dispositif de détection de cibles mobiles dans un système radar et radar comportant un tel dispositif
EP0069415A1 (fr) * 1981-07-02 1983-01-12 Hollandse Signaalapparaten B.V. Circuit détecteur de cibles mobiles pour radar
EP0188757A1 (fr) * 1984-12-20 1986-07-30 Siemens Aktiengesellschaft Dispositif micro-ondes de détection d'intrusion
EP0528077A1 (fr) * 1991-08-20 1993-02-24 Selbourne Limited Système radar aéroporté muni d'une caméra pour poursuivre objets volants à basse altitude
EP0547686A1 (fr) * 1991-12-19 1993-06-23 Hollandse Signaalapparaten B.V. Appareil radar pourvu d'une référence de parasites cohérentes

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0020197A1 (fr) * 1979-05-23 1980-12-10 Thomson-Csf Dispositif d'élimination des échos correspondant à des cibles fixes ou à vitesse lente associé aux équipements radar aéroportés
FR2457496A1 (fr) * 1979-05-23 1980-12-19 Thomson Csf Dispositif d'elimination des echos correspondant a des cibles fixes ou a vitesse lente, plus particulierement associe aux equipements radar aeroportes
EP0044235A1 (fr) * 1980-07-16 1982-01-20 Thomson-Csf Dispositif de détection de cibles mobiles dans un système radar et radar comportant un tel dispositif
EP0069415A1 (fr) * 1981-07-02 1983-01-12 Hollandse Signaalapparaten B.V. Circuit détecteur de cibles mobiles pour radar
EP0188757A1 (fr) * 1984-12-20 1986-07-30 Siemens Aktiengesellschaft Dispositif micro-ondes de détection d'intrusion
EP0528077A1 (fr) * 1991-08-20 1993-02-24 Selbourne Limited Système radar aéroporté muni d'une caméra pour poursuivre objets volants à basse altitude
EP0547686A1 (fr) * 1991-12-19 1993-06-23 Hollandse Signaalapparaten B.V. Appareil radar pourvu d'une référence de parasites cohérentes
US5311188A (en) * 1991-12-19 1994-05-10 Hollandse Signaalapparaten B.V. Radar apparatus provided with a coherent clutter map

Also Published As

Publication number Publication date
DE2438837A1 (de) 1975-05-07
DE2438837B2 (de) 1977-08-11
NL7410811A (nl) 1975-02-17
DE2438837C3 (de) 1978-04-13
FR2241077B1 (fr) 1977-08-05

Similar Documents

Publication Publication Date Title
CA959960A (en) Randomly phase coded antenna technique for search radar
AU529206B2 (en) Broad to narrow beam processing
SE7903653L (sv) Maldetekteringsforfarande
FR2241077A1 (en) Stationary or slow moving echo eliminator for radar display - field divided into small zones and moving of echo to successive zones detected
FR2409522A1 (fr) Radar d'indication de cibles mobiles
US3903525A (en) Doppler radar system with optimized signal processing
ES400168A1 (es) Sistema para el procesamiento de senales de video.
US3725926A (en) Frequency diversified radar system
GB1517591A (en) Ultrasonic detection systems
US4151527A (en) Process and apparatus for the detection of objects, especially of objects having a very small equivalent surface area
US3487406A (en) Signal processor for diversity frequency radar
US3648286A (en) Method and apparatus for searching, selecting and tracking targets utilizing a radar having a range gate
ES419692A1 (es) Un sistema de seguimiento de una fuente de energia.
US2746032A (en) Tracking control system
GB868078A (en) Two-pulse moving target indication radar system
US4035804A (en) Simulated Doppler navigational system with second order diversity
RU2780470C1 (ru) Способ обеспечения помехозащищенности бортовой радиолокационной станции при постановке прицельных по частоте помех станцией активных помех
GB1384686A (en) Radar apparatus
JPS5455198A (en) Radar apparatus
US3670331A (en) Scanning means and method for search radar
SE9002967L (sv) Radar
JPS6022307B2 (ja) レ−ダ装置
ES8304319A1 (es) Un dispositivo de tratamiento para operar sobre senales de video y arimutales procedentes de un sistema de radar.
JPS5443496A (en) Radar system
CA866419A (en) Frequency scanning radar system with improved angular target detection

Legal Events

Date Code Title Description
ST Notification of lapse