GB2258361B - A synthetic aperture radar - Google Patents

A synthetic aperture radar

Info

Publication number
GB2258361B
GB2258361B GB8614824A GB8614824A GB2258361B GB 2258361 B GB2258361 B GB 2258361B GB 8614824 A GB8614824 A GB 8614824A GB 8614824 A GB8614824 A GB 8614824A GB 2258361 B GB2258361 B GB 2258361B
Authority
GB
United Kingdom
Prior art keywords
synthetic aperture
aperture radar
radar
synthetic
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
GB8614824A
Other versions
GB8614824D0 (en
GB2258361A (en
Inventor
David Edward Rice
Thomas Hair
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.)
Allard Way Holdings Ltd
Original Assignee
GEC Avionics Ltd
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
Priority to GB8516679 priority Critical
Priority to GB858524828A priority patent/GB8524828D0/en
Application filed by GEC Avionics Ltd filed Critical GEC Avionics Ltd
Priority to GB8614824A priority patent/GB2258361B/en
Publication of GB8614824D0 publication Critical patent/GB8614824D0/en
Publication of GB2258361A publication Critical patent/GB2258361A/en
Application granted granted Critical
Publication of GB2258361B publication Critical patent/GB2258361B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems 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
    • G01S13/87Combinations of radar systems, e.g. primary radar and secondary radar
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems 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
    • G01S13/88Radar or analogous systems specially adapted for specific applications
    • G01S13/89Radar or analogous systems specially adapted for specific applications for mapping or imaging
    • G01S13/90Radar or analogous systems specially adapted for specific applications for mapping or imaging using synthetic aperture techniques, e.g. synthetic aperture radar [SAR] techniques
    • G01S13/9021SAR image post-processing techniques
    • G01S13/9029SAR image post-processing techniques specially adapted for moving target detection within a single SAR image or within multiple SAR images taken at the same time
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S7/00Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/41Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
    • G01S7/414Discriminating targets with respect to background clutter
GB8614824A 1985-07-02 1986-06-18 A synthetic aperture radar Expired - Fee Related GB2258361B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB8516679 1985-07-02
GB858524828A GB8524828D0 (en) 1985-07-02 1985-10-08 A synthetic aperture radar
GB8614824A GB2258361B (en) 1985-07-02 1986-06-18 A synthetic aperture radar

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8614824A GB2258361B (en) 1985-07-02 1986-06-18 A synthetic aperture radar

Publications (3)

Publication Number Publication Date
GB8614824D0 GB8614824D0 (en) 1992-11-04
GB2258361A GB2258361A (en) 1993-02-03
GB2258361B true GB2258361B (en) 1993-07-14

Family

ID=27262723

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8614824A Expired - Fee Related GB2258361B (en) 1985-07-02 1986-06-18 A synthetic aperture radar

Country Status (1)

Country Link
GB (1) GB2258361B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6260759B1 (en) * 1998-08-11 2001-07-17 Northrop Grumman Corporation Method for tracking a target having substantially constrained movement
EP1876470B1 (en) * 2006-07-07 2010-03-24 SELEX Galileo S.p.A. Method and apparatus for detection of moving objects by SAR images

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1459444A (en) * 1973-01-24 1976-12-22 Emi Ltd Moving target indicators using synthetic aperture processing techniques
US4086590A (en) * 1975-03-27 1978-04-25 The United States Of America As Represented By The Secretary Of The Air Force Method and apparatus for improving the slowly moving target detection capability of an AMTI synthetic aperture radar
US4321601A (en) * 1971-04-23 1982-03-23 United Technologies Corporation Three dimensional, azimuth-correcting mapping radar
EP0083107A2 (en) * 1981-12-28 1983-07-06 Nec Corporation Synthetic aperture radar image processing system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4321601A (en) * 1971-04-23 1982-03-23 United Technologies Corporation Three dimensional, azimuth-correcting mapping radar
GB1459444A (en) * 1973-01-24 1976-12-22 Emi Ltd Moving target indicators using synthetic aperture processing techniques
US4086590A (en) * 1975-03-27 1978-04-25 The United States Of America As Represented By The Secretary Of The Air Force Method and apparatus for improving the slowly moving target detection capability of an AMTI synthetic aperture radar
EP0083107A2 (en) * 1981-12-28 1983-07-06 Nec Corporation Synthetic aperture radar image processing system

Also Published As

Publication number Publication date
GB2258361A (en) 1993-02-03
GB8614824D0 (en) 1992-11-04

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950618