AU544117B2 - Mti radar processor - Google Patents

Mti radar processor

Info

Publication number
AU544117B2
AU544117B2 AU69314/81A AU6931481A AU544117B2 AU 544117 B2 AU544117 B2 AU 544117B2 AU 69314/81 A AU69314/81 A AU 69314/81A AU 6931481 A AU6931481 A AU 6931481A AU 544117 B2 AU544117 B2 AU 544117B2
Authority
AU
Australia
Prior art keywords
radar processor
mti radar
mti
processor
radar
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.)
Ceased
Application number
AU69314/81A
Other languages
English (en)
Other versions
AU6931481A (en
Inventor
Harold R. Ward
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.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Publication of AU6931481A publication Critical patent/AU6931481A/en
Application granted granted Critical
Publication of AU544117B2 publication Critical patent/AU544117B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • G01S13/526—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 performing filtering on the whole spectrum without loss of range information, e.g. using delay line cancellers or comb filters
    • 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)
    • 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
    • G01S13/53—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 performing filtering on a single spectral line and associated with one or more range gates with a phase detector or a frequency mixer to extract the Doppler information, e.g. pulse Doppler radar
    • G01S13/532—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 performing filtering on a single spectral line and associated with one or more range gates with a phase detector or a frequency mixer to extract the Doppler information, e.g. pulse Doppler radar using a bank of range gates or a memory matrix

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Radar Systems Or Details Thereof (AREA)
AU69314/81A 1980-04-25 1981-04-08 Mti radar processor Ceased AU544117B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14356980A 1980-04-25 1980-04-25
US143569 1980-04-25

Publications (2)

Publication Number Publication Date
AU6931481A AU6931481A (en) 1981-10-29
AU544117B2 true AU544117B2 (en) 1985-05-16

Family

ID=22504630

Family Applications (1)

Application Number Title Priority Date Filing Date
AU69314/81A Ceased AU544117B2 (en) 1980-04-25 1981-04-08 Mti radar processor

Country Status (8)

Country Link
JP (1) JPS56168576A (de)
AU (1) AU544117B2 (de)
CA (1) CA1183249A (de)
DE (1) DE3116390C2 (de)
FR (1) FR2481464B1 (de)
GB (1) GB2074807B (de)
IT (1) IT1142410B (de)
NL (1) NL188966C (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU595425B2 (en) * 1987-02-17 1990-03-29 Kone Elevator Gmbh Procedure for selecting the mode of operation of a means used for counting objects in a certain area

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1168614B (it) * 1983-07-15 1987-05-20 Selenia Ind Elettroniche Elaboratore digitale a mtd per radar di ricerca con banco di filtri doppler e sistema di soglie entrambi selezionabili in dipendenza del disturbo
GB2175767B (en) * 1985-05-28 1989-07-26 Standard Telephones Cables Ltd Radar systems.
DE3526632A1 (de) * 1985-07-25 1987-02-05 Krauss Maffei Ag Verfahren und vorrichtung zum herstellen eines spritzgiessteils
FR2628845B1 (fr) * 1988-03-18 1990-11-16 Thomson Csf Dispositif d'elimination du fouillis mobile dans un radar
US6870502B1 (en) 2003-08-29 2005-03-22 Raytheon Company Advanced asynchronous pulse detector
EP1759224B1 (de) 2004-06-24 2011-08-03 BAE Systems PLC Verbesserungen in bezug auf die geschwindigkeitsextraktion

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3109171A (en) * 1961-02-06 1963-10-29 George L Henry Three-pulse canceller for coherent mti systems
US3404399A (en) * 1966-04-22 1968-10-01 Hughes Aircraft Co Digital clutter rejection system
FR94959E (fr) * 1967-12-20 1970-02-27 Csf Dispositif de filtrage des échos dans les dispositifs de détection électromagnétique a balayage discontinu.
US3721978A (en) * 1968-11-19 1973-03-20 Motorola Inc Adaptive radar clutter rejection
FR2044605A5 (de) * 1969-05-28 1971-02-19 Labo Cent Telecommunicat
US3962704A (en) * 1974-05-31 1976-06-08 Hughes Aircraft Company Moving target indicator clutter tracker
GB1545849A (en) * 1975-04-03 1979-05-16 Nippon Electric Co Moving target indication radar
US4153899A (en) * 1976-03-10 1979-05-08 Westinghouse Electric Corp. MTI radar system and method
US4117538A (en) * 1977-05-04 1978-09-26 Raytheon Company Radar system with specialized weighting

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU595425B2 (en) * 1987-02-17 1990-03-29 Kone Elevator Gmbh Procedure for selecting the mode of operation of a means used for counting objects in a certain area

Also Published As

Publication number Publication date
GB2074807A (en) 1981-11-04
FR2481464B1 (fr) 1986-04-04
JPH0341796B2 (de) 1991-06-25
DE3116390C2 (de) 1994-06-16
NL188966B (nl) 1992-06-16
NL188966C (nl) 1992-11-16
NL8102044A (nl) 1981-11-16
GB2074807B (en) 1984-06-20
CA1183249A (en) 1985-02-26
AU6931481A (en) 1981-10-29
DE3116390A1 (de) 1982-06-03
IT1142410B (it) 1986-10-08
JPS56168576A (en) 1981-12-24
IT8148325A0 (it) 1981-04-22
FR2481464A1 (fr) 1981-10-30

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired