CN101310193B - 合成孔径雷达 - Google Patents

合成孔径雷达 Download PDF

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Publication number
CN101310193B
CN101310193B CN2006800430022A CN200680043002A CN101310193B CN 101310193 B CN101310193 B CN 101310193B CN 2006800430022 A CN2006800430022 A CN 2006800430022A CN 200680043002 A CN200680043002 A CN 200680043002A CN 101310193 B CN101310193 B CN 101310193B
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CN
China
Prior art keywords
prf
radar
stream
target area
pulses
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
CN2006800430022A
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English (en)
Chinese (zh)
Other versions
CN101310193A (zh
Inventor
D·兰卡施里
C·霍尔
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.)
Airbus Defence and Space Ltd
Original Assignee
Astrium 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 claimed from GB0523352A external-priority patent/GB0523352D0/en
Application filed by Astrium Ltd filed Critical Astrium Ltd
Publication of CN101310193A publication Critical patent/CN101310193A/zh
Application granted granted Critical
Publication of CN101310193B publication Critical patent/CN101310193B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • 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
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/89—Radar or analogous systems specially adapted for specific applications for mapping or imaging
    • G01S13/90—Radar or analogous systems specially adapted for specific applications for mapping or imaging using synthetic aperture techniques, e.g. synthetic aperture radar [SAR] techniques
    • 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
    • G01S13/08—Systems for measuring distance only
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/22—Systems for measuring distance only using transmission of interrupted, pulse modulated waves using irregular pulse repetition frequency
    • 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
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/89—Radar or analogous systems specially adapted for specific applications for mapping or imaging
    • G01S13/90—Radar or analogous systems specially adapted for specific applications for mapping or imaging using synthetic aperture techniques, e.g. synthetic aperture radar [SAR] techniques
    • G01S13/904—SAR modes
    • 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
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/89—Radar or analogous systems specially adapted for specific applications for mapping or imaging
    • G01S13/90—Radar or analogous systems specially adapted for specific applications for mapping or imaging using synthetic aperture techniques, e.g. synthetic aperture radar [SAR] techniques
    • G01S13/904—SAR modes
    • G01S13/9054—Stripmap mode
    • 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
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/89—Radar or analogous systems specially adapted for specific applications for mapping or imaging
    • G01S13/90—Radar or analogous systems specially adapted for specific applications for mapping or imaging using synthetic aperture techniques, e.g. synthetic aperture radar [SAR] techniques
    • G01S13/904—SAR modes
    • G01S13/9056—Scan SAR mode
    • 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
    • G01S7/292—Extracting wanted echo-signals
    • G01S7/2923—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods
    • G01S7/2926—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods by integration

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Radar Systems Or Details Thereof (AREA)
CN2006800430022A 2005-11-16 2006-11-15 合成孔径雷达 Expired - Fee Related CN101310193B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB0523352A GB0523352D0 (en) 2005-11-16 2005-11-16 Synthetic aperture radar
EP05257074 2005-11-16
EP05257074.4 2005-11-16
GB0523352.3 2005-11-16
PCT/GB2006/050390 WO2007057707A1 (en) 2005-11-16 2006-11-15 Synthetic aperture radar

Publications (2)

Publication Number Publication Date
CN101310193A CN101310193A (zh) 2008-11-19
CN101310193B true CN101310193B (zh) 2012-03-14

Family

ID=37564343

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2006800430022A Expired - Fee Related CN101310193B (zh) 2005-11-16 2006-11-15 合成孔径雷达

Country Status (7)

Country Link
US (1) US7705766B2 (enExample)
EP (1) EP1949133B1 (enExample)
JP (1) JP5155175B2 (enExample)
CN (1) CN101310193B (enExample)
CA (1) CA2628160C (enExample)
ES (1) ES2388498T3 (enExample)
WO (1) WO2007057707A1 (enExample)

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RU2364887C2 (ru) * 2007-09-25 2009-08-20 ОАО "Уральское проектно-конструкторское бюро " Деталь" Способ навигации летательного аппарата по радиолокационным изображениям земной поверхности с использованием цифровых моделей местности
RU2347239C1 (ru) * 2007-10-02 2009-02-20 Государственное образовательное учреждение высшего профессионального образования Воронежское высшее военное авиационное инженерное училище (военный институт) Способ формирования радиолокационного изображения объектов
RU2360267C1 (ru) * 2007-11-06 2009-06-27 Военная академия войсковой противовоздушной обороны Вооруженных Сил Российской Федерации Способ выбора интервала инверсного синтезирования с рассчитываемой угловой скоростью поворота цели относительно радиолокатора
RU2378662C1 (ru) * 2008-06-02 2010-01-10 Государственное образовательное учреждение высшего профессионального образования Тамбовское высшее военное авиационное инженерное училище радиоэлектроники (военный институт) Способ выбора оптимальной продолжительности интервала синтезирования в радиолокационной станции с инверсным синтезированием апертуры антенны
RU2392635C2 (ru) * 2008-06-04 2010-06-20 Федеральное государственное унитарное предприятие "Государственный научно-исследовательский институт авиационных систем" Способ обнаружения и определения координат искомого объекта
FR2938925B1 (fr) * 2008-11-21 2015-09-04 Thales Sa Dispositif de radar pour la surveillance maritime
CN102798868B (zh) * 2012-07-27 2014-05-07 符建 基于飞行光谱的三维成像雷达系统
JP2014052336A (ja) * 2012-09-10 2014-03-20 Mitsubishi Electric Corp 信号処理装置およびレーダ観測方法
ITTO20130108A1 (it) * 2013-02-08 2014-08-09 Thales Alenia Space Italia S P A C On Unico Socio Innovativo metodo per generare immagini sar in modalita' stripmap
GB2512619B (en) * 2013-04-03 2018-11-14 Leonardo Mw Ltd Radar systems and methods
WO2016153914A1 (en) 2015-03-25 2016-09-29 King Abdulaziz City Of Science And Technology Apparatus and methods for synthetic aperture radar with digital beamforming
WO2017044168A2 (en) 2015-06-16 2017-03-16 King Abdulaziz City Of Science And Technology Efficient planar phased array antenna assembly
US10955546B2 (en) 2015-11-25 2021-03-23 Urthecast Corp. Synthetic aperture radar imaging apparatus and methods
WO2017214720A1 (en) * 2016-06-14 2017-12-21 Raytheon Canada Limited Impulse noise detection and removal for radar and communication systems
CN106291544B (zh) * 2016-07-19 2018-08-10 西安交通大学 一种混合模式成像装置及方法
CA3064586A1 (en) 2017-05-23 2018-11-29 King Abdullah City Of Science And Technology Synthetic aperture radar imaging apparatus and methods for moving targets
EP3631504B8 (en) 2017-05-23 2023-08-16 Spacealpha Insights Corp. Synthetic aperture radar imaging apparatus and methods
US10444348B2 (en) * 2017-08-17 2019-10-15 Gm Global Technology Operations Separation of close targets based on Doppler precoding
CA3083033A1 (en) 2017-11-22 2019-11-28 Urthecast Corp. Synthetic aperture radar apparatus and methods
US10371797B1 (en) * 2018-05-23 2019-08-06 Zendar Inc. Systems and methods for enhancing target detection
US11237246B1 (en) * 2020-07-13 2022-02-01 Dbtsystems Llc Pulsed radar with multispectral modulation to reduce interference, increase PRF, and improve doppler velocity measurement
KR102260877B1 (ko) * 2021-02-22 2021-06-07 아주대학교산학협력단 위성 합성개구레이더의 원시데이터 처리 방법 및 장치
GB2615125B (en) * 2022-01-31 2025-04-30 Iceye Oy Reducing ambiguities in synthetic aperture radar images

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US5307070A (en) * 1990-08-25 1994-04-26 Deutsche Forschungsanstalt Fur Luft-Und Raumfahrt Method for resolving ambiguity in the determination of antenna angle of view and Doppler frequency in synthetic aperture radar

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Also Published As

Publication number Publication date
CA2628160A1 (en) 2007-05-24
JP2009516191A (ja) 2009-04-16
US20090051587A1 (en) 2009-02-26
CA2628160C (en) 2009-10-13
US7705766B2 (en) 2010-04-27
EP1949133B1 (en) 2012-07-04
WO2007057707A1 (en) 2007-05-24
JP5155175B2 (ja) 2013-02-27
EP1949133A1 (en) 2008-07-30
CN101310193A (zh) 2008-11-19
ES2388498T3 (es) 2012-10-16

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Granted publication date: 20120314

Termination date: 20121115