SE9503275L - Ett SAR-radar system - Google Patents

Ett SAR-radar system

Info

Publication number
SE9503275L
SE9503275L SE9503275A SE9503275A SE9503275L SE 9503275 L SE9503275 L SE 9503275L SE 9503275 A SE9503275 A SE 9503275A SE 9503275 A SE9503275 A SE 9503275A SE 9503275 L SE9503275 L SE 9503275L
Authority
SE
Sweden
Prior art keywords
ground
pct
subapertures
subaperture
sar
Prior art date
Application number
SE9503275A
Other languages
Unknown language ( )
English (en)
Other versions
SE517768C2 (sv
SE9503275D0 (sv
Inventor
Hans Hellsten
Original Assignee
Hans Hellsten
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 Hans Hellsten filed Critical Hans Hellsten
Priority to SE9503275A priority Critical patent/SE517768C2/sv
Publication of SE9503275D0 publication Critical patent/SE9503275D0/sv
Priority to PCT/SE1996/001164 priority patent/WO1997011387A1/en
Priority to CA002232602A priority patent/CA2232602C/en
Priority to JP51264497A priority patent/JP3878213B2/ja
Priority to US09/043,459 priority patent/US5969662A/en
Priority to DE69620429T priority patent/DE69620429T2/de
Priority to EP96931351A priority patent/EP0855042B1/en
Publication of SE9503275L publication Critical patent/SE9503275L/sv
Publication of SE517768C2 publication Critical patent/SE517768C2/sv

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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/003—Transmission of data between radar, sonar or lidar systems and remote stations
    • 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
    • G01S13/9004—SAR image acquisition techniques
    • G01S13/9017—SAR image acquisition techniques with time domain processing of the SAR signals in azimuth
    • 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
    • G01S13/9004—SAR image acquisition techniques
    • G01S13/9019—Auto-focussing of the SAR signals
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Radar Systems Or Details Thereof (AREA)
SE9503275A 1995-09-21 1995-09-21 Ett SAR-radar system SE517768C2 (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE9503275A SE517768C2 (sv) 1995-09-21 1995-09-21 Ett SAR-radar system
PCT/SE1996/001164 WO1997011387A1 (en) 1995-09-21 1996-09-20 A sar radar system
CA002232602A CA2232602C (en) 1995-09-21 1996-09-20 A sar radar system
JP51264497A JP3878213B2 (ja) 1995-09-21 1996-09-20 Ｓａｒレーダシステム
US09/043,459 US5969662A (en) 1995-09-21 1996-09-20 SAR radar system
DE69620429T DE69620429T2 (de) 1995-09-21 1996-09-20 Radarsystem mit synthetischer apertur
EP96931351A EP0855042B1 (en) 1995-09-21 1996-09-20 A sar radar system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9503275A SE517768C2 (sv) 1995-09-21 1995-09-21 Ett SAR-radar system

Publications (3)

Publication Number Publication Date
SE9503275D0 SE9503275D0 (sv) 1995-09-21
SE9503275L true SE9503275L (sv) 1997-03-22
SE517768C2 SE517768C2 (sv) 2002-07-16

Family

ID=20399552

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9503275A SE517768C2 (sv) 1995-09-21 1995-09-21 Ett SAR-radar system

Country Status (7)

Country Link
US (1) US5969662A (sv)
EP (1) EP0855042B1 (sv)
JP (1) JP3878213B2 (sv)
CA (1) CA2232602C (sv)
DE (1) DE69620429T2 (sv)
SE (1) SE517768C2 (sv)
WO (1) WO1997011387A1 (sv)

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DE19822957C1 (de) * 1998-05-22 2000-05-25 Deutsch Zentr Luft & Raumfahrt Verfahren zur Detektion und Unterdrückung von Störsignalen in SAR-Daten und Einrichtung zur Durchführung des Verfahrens
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SE511952C2 (sv) * 1998-12-18 1999-12-20 Foersvarets Forskningsanstalt Ett SAR-radarsystem
SE9900692L (sv) 1999-02-26 2000-03-27 Foersvarets Forskningsanstalt Sätt att med en SAR-radar detektera objekt som förändrar sig med tiden
ITMI991154A1 (it) * 1999-05-25 2000-11-25 Milano Politecnico Procedimento per misure radar di spostamento di aere urbane e zone franose
US6914949B2 (en) * 2000-10-13 2005-07-05 Time Domain Corporation Method and system for reducing potential interference in an impulse radio
US6518914B1 (en) * 2000-11-02 2003-02-11 Totalförsvarets Forskningsinstitut Synthetic aperture radar system capable of detecting moving targets
US6735346B2 (en) * 2000-12-11 2004-05-11 Essex Corporation HD fourier transforms for irregularly sampled data
US7042386B2 (en) * 2001-12-11 2006-05-09 Essex Corporation Sub-aperture sidelobe and alias mitigation techniques
US6650272B2 (en) * 2002-01-16 2003-11-18 Raytheon Company Radar system and method
US6650274B1 (en) * 2002-06-03 2003-11-18 Raytheon Company Radar imaging system and method
US7411540B1 (en) * 2005-03-10 2008-08-12 Itt Manufacturing Enterprises Inc. Synthetic aperture radar (SAR) data compression
US7345279B2 (en) * 2005-09-20 2008-03-18 Coherent, Inc. Identification of hidden objects by terahertz heterodyne laser imaging
US20070257194A1 (en) * 2005-03-22 2007-11-08 Mueller Eric R Terahertz heterodyne tomographic imaging system
US8129684B2 (en) * 2005-03-22 2012-03-06 Coherent, Inc. Detection of hidden objects by terahertz heterodyne laser imaging
US7250900B2 (en) * 2005-08-19 2007-07-31 Information Systems Laboratories, Inc. System and method for sidelobe reduction using detect-and-subtract techniques
US7378658B2 (en) * 2005-09-20 2008-05-27 Coherent, Inc. Security portal with THz trans-receiver
US7567198B2 (en) * 2006-04-25 2009-07-28 The Boeing Company Subaperture 3D imaging
NL1031761C2 (nl) * 2006-05-08 2007-11-13 Thales Nederland Bv Werkwijze voor het filteren van zee-clutter in een radarecho door gebruik te maken van een hydrografisch model.
US7498968B1 (en) * 2006-05-22 2009-03-03 Sandia Corporation Synthetic aperture design for increased SAR image rate
BRPI0622161A2 (pt) * 2006-12-11 2011-12-27 Ericsson Telefon Ab L M sistema de radar, e, mÉtodo para fornecer uma imagem de um cenÁrio
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US7777666B2 (en) * 2008-06-04 2010-08-17 Honeywell International Inc. Celestial body mapping systems and methods
US8212710B2 (en) 2008-10-31 2012-07-03 Raytheon Company Radar image generation system
EP2394184B1 (en) * 2009-02-06 2017-08-16 Saab AB Radar system and method for a synthetic aperture radar
US8035545B2 (en) * 2009-03-13 2011-10-11 Raytheon Company Vehicular surveillance system using a synthetic aperture radar
EP2306402A1 (en) 2009-08-25 2011-04-06 Soemar Emid Exact image reconstruction method
KR101009967B1 (ko) * 2010-08-12 2011-01-20 엘아이지넥스원 주식회사 레이더 영상 생성 장치와 그 방법, 및 상기 방법을 구현하는 프로그램이 기록된 기록매체
US8362947B2 (en) * 2011-03-29 2013-01-29 Victor Gorelik Method for obtaining object-plane field from its two images
CN102520403B (zh) * 2011-11-30 2013-09-11 北京理工大学 一种改进的基于频域频谱重建的频率步进sar成像方法
US9239383B2 (en) * 2012-01-10 2016-01-19 Raytheon Company Wide beam SAR focusing method using navigation solution derived from autofocus data
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CN103576153B (zh) * 2013-11-22 2016-05-25 中国科学院电子学研究所 一种方位向多波束合成孔径雷达及其实现方法和装置
CN103576152B (zh) * 2013-11-22 2016-04-06 中国科学院电子学研究所 一种滑动聚束合成孔径雷达及其实现方法和装置
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US10330786B1 (en) * 2015-11-12 2019-06-25 National Technology & Engineering Solutions Of Sandia, Llc Spectral notch interference mitigation for stretch processing synthetic aperture radar
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CN114296074B (zh) * 2021-12-29 2022-10-14 湖南华诺星空电子技术有限公司 基于飞行平台的穿透式侦察雷达成像方法及雷达系统

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Also Published As

Publication number Publication date
DE69620429D1 (de) 2002-05-08
CA2232602A1 (en) 1997-03-27
JP3878213B2 (ja) 2007-02-07
SE517768C2 (sv) 2002-07-16
US5969662A (en) 1999-10-19
SE9503275D0 (sv) 1995-09-21
DE69620429T2 (de) 2002-11-07
EP0855042A1 (en) 1998-07-29
WO1997011387A1 (en) 1997-03-27
CA2232602C (en) 2008-01-29
JPH11512531A (ja) 1999-10-26
EP0855042B1 (en) 2002-04-03

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