JP5155175B2 - 合成開口レーダー - Google Patents

合成開口レーダー Download PDF

Info

Publication number
JP5155175B2
JP5155175B2 JP2008540703A JP2008540703A JP5155175B2 JP 5155175 B2 JP5155175 B2 JP 5155175B2 JP 2008540703 A JP2008540703 A JP 2008540703A JP 2008540703 A JP2008540703 A JP 2008540703A JP 5155175 B2 JP5155175 B2 JP 5155175B2
Authority
JP
Japan
Prior art keywords
prf
radar
stream
pulses
target area
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
JP2008540703A
Other languages
English (en)
Japanese (ja)
Other versions
JP2009516191A (ja
JP2009516191A5 (enExample
Inventor
ランカシャー、デイビッド
ホール、チャールズ
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 JP2009516191A publication Critical patent/JP2009516191A/ja
Publication of JP2009516191A5 publication Critical patent/JP2009516191A5/ja
Application granted granted Critical
Publication of JP5155175B2 publication Critical patent/JP5155175B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • G01S13/88—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)
JP2008540703A 2005-11-16 2006-11-15 合成開口レーダー Expired - Fee Related JP5155175B2 (ja)

Applications Claiming Priority (5)

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

Publications (3)

Publication Number Publication Date
JP2009516191A JP2009516191A (ja) 2009-04-16
JP2009516191A5 JP2009516191A5 (enExample) 2011-10-13
JP5155175B2 true JP5155175B2 (ja) 2013-02-27

Family

ID=37564343

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008540703A Expired - Fee Related JP5155175B2 (ja) 2005-11-16 2006-11-15 合成開口レーダー

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)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US10288726B2 (en) * 2016-06-14 2019-05-14 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
EP3631504B8 (en) 2017-05-23 2023-08-16 Spacealpha Insights Corp. Synthetic aperture radar imaging apparatus and methods
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
US10444348B2 (en) * 2017-08-17 2019-10-15 Gm Global Technology Operations Separation of close targets based on Doppler precoding
US11525910B2 (en) 2017-11-22 2022-12-13 Spacealpha Insights 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

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4106019A (en) * 1972-10-05 1978-08-08 Hughes Aircraft Company Range resolving doppler radar system
FR2599853B1 (fr) * 1981-05-15 1989-03-31 Thomson Csf Procede de levee d'ambiguite en distance dans un radar pulse doppler, dispositif pour sa mise en oeuvre et radar comportant un tel dispositif
JPS5958375A (ja) * 1982-09-28 1984-04-04 Toshiba Corp レ−ダ装置
US4593286A (en) * 1983-04-25 1986-06-03 Westinghouse Electric Corp. Method of operating an agile beam coherent radar
JPS6135382A (ja) * 1984-07-28 1986-02-19 Natl Space Dev Agency Japan<Nasda> 合成開口レ−ダ
US4706088A (en) * 1986-03-24 1987-11-10 United Technologies Corporation Synthetic aperture radar focusing
GB8615204D0 (en) * 1986-06-21 1986-10-29 Thorn Emi Electronics Ltd Radar
GB8906520D0 (en) * 1989-03-21 1989-11-08 British Aerospace Synthetic aperture radar
DE4026874C1 (enExample) * 1990-08-25 1992-04-30 Deutsche Forschungsanstalt Fuer Luft- Und Raumfahrt Ev, 5300 Bonn, De
US5122803A (en) * 1991-11-06 1992-06-16 The United States Of America As Represented By The Secretary Of The Army Moving target imaging synthetic aperture radar
DE19521624A1 (de) 1995-06-14 1995-12-21 Rst Raumfahrt Systemtechnik Gm Verfahren und Vorrichtung zur Erzeugung einer großen Streifenbreite bei Radargeräten mit synthetischer Apertur (SAR) durch die Verwendung von subsequent gepulsten Frequenzkanälen
US5745069A (en) * 1996-09-10 1998-04-28 Ball Corporation Reduction of radar antenna area
US5847677A (en) * 1997-07-07 1998-12-08 The United States Of America As Represented By The Secretary Of The Army Random number generator for jittered pulse repetition interval radar systems
ATE317549T1 (de) * 2001-03-15 2006-02-15 Seitensichtradarsystem mit synthetischer apertur
US6633253B2 (en) * 2001-04-02 2003-10-14 Thomas J. Cataldo Dual synthetic aperture radar system
EP1625416B1 (en) * 2003-05-21 2011-07-13 Astrium Limited Improvements relating to an imaging apparatus and method

Also Published As

Publication number Publication date
CA2628160C (en) 2009-10-13
CN101310193B (zh) 2012-03-14
CN101310193A (zh) 2008-11-19
CA2628160A1 (en) 2007-05-24
EP1949133B1 (en) 2012-07-04
JP2009516191A (ja) 2009-04-16
ES2388498T3 (es) 2012-10-16
US20090051587A1 (en) 2009-02-26
EP1949133A1 (en) 2008-07-30
WO2007057707A1 (en) 2007-05-24
US7705766B2 (en) 2010-04-27

Similar Documents

Publication Publication Date Title
JP2009516191A (ja) 合成開口レーダー
US6781540B1 (en) Radar system having multi-platform, multi-frequency and multi-polarization features and related methods
JP4917206B2 (ja) Ｓａｒレーダーシステム
EP2296006B1 (fr) Radar aéroporté à large couverture angulaire, notamment pour la fonction de détection et d&#39;évitement d&#39;obstacle
Krieger et al. Sector imaging radar for enhanced vision
JP3798247B2 (ja) 並列ドップラ処理を行うレーダ式の氷測深器
US7042386B2 (en) Sub-aperture sidelobe and alias mitigation techniques
US8013778B2 (en) High-resolution synthetic aperture radar device and antenna for one such radar
EP2053420B1 (en) Method of removing an effect of side lobes in forming an ultrasound synthetic image by motion estimation and compensation
US5512899A (en) Method of evaluating the image quality of a synthetic aperture radar
EP0322005B1 (fr) Senseur radioélectrique pour l&#39;établissement d&#39;une carte radioélectrique d&#39;un site
EP0397547A1 (fr) Sonar d&#39;évitement d&#39;objets sous-marins sub-surface
EP2256515B1 (en) Synthetic aperture processing system and synthetic aperture processing method
Bueso-Bello et al. First characterization and performance evaluation of bistatic TanDEM-X experimental products
EP1573359B1 (en) Adaptive ground clutter cancellation
Dillon et al. Resolution measurement for synthetic aperture sonar
US7928901B2 (en) Systems and methods for producing radar images
EP1820045B1 (en) Antenna back-lobe rejection
Callow et al. Noncoherent autofocus of single-receiver broad-band synthetic aperture sonar imagery
Agrawal et al. Nisar S-Sar Echo Data Simulation
EP4671824A1 (fr) Procédé de fonctionnement d&#39;un radar suivant un mode d&#39;imagerie à synthèse d ouverture et un deuxième mode de fonctionnement utilisant des phases aléatoires et radar associé
FR3168017A1 (fr) Procédé de fonctionnement d&#39;un radar suivant un mode d&#39;imagerie à synthèse d&#39;ouverture et un deuxième mode de fonctionnement utilisant une alternance de polarisation et radar associé
FR3168015A1 (fr) Procédé de fonctionnement d&#39;un radar suivant un mode d&#39;imagerie à synthèse d&#39;ouverture et un deuxième mode de fonctionnement utilisant des pentes de chirp et radar associé
FR3168018A1 (fr) Procédé de fonctionnement d&#39;un radar suivant un mode d&#39;imagerie à synthèse d&#39;ouverture et un deuxième mose de fonctionnement utilisant des phases aléatoires et radar associé
FR3148302A1 (fr) Système de détection comprenant une antenne réseau à commande de phase et procédé de détection associé

Legal Events

Date Code Title Description
A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20110531

A524 Written submission of copy of amendment under article 19 pct

Free format text: JAPANESE INTERMEDIATE CODE: A524

Effective date: 20110824

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20120124

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20120420

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20120427

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20120724

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20121106

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20121206

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20151214

Year of fee payment: 3

R150 Certificate of patent or registration of utility model

Ref document number: 5155175

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees