DE69614700D1 - Super räumlich veränderliche apodisierung (super sva) - Google Patents

Super räumlich veränderliche apodisierung (super sva)

Info

Publication number
DE69614700D1
DE69614700D1 DE69614700T DE69614700T DE69614700D1 DE 69614700 D1 DE69614700 D1 DE 69614700D1 DE 69614700 T DE69614700 T DE 69614700T DE 69614700 T DE69614700 T DE 69614700T DE 69614700 D1 DE69614700 D1 DE 69614700D1
Authority
DE
Germany
Prior art keywords
signal
super
truncation
inverse
apodizing
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 - Lifetime
Application number
DE69614700T
Other languages
English (en)
Other versions
DE69614700T2 (de
Inventor
C Stankwitz
R Kosek
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.)
Environmental Research Institute of Michigan
Original Assignee
Environmental Research Institute of Michigan
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 US08/692,573 external-priority patent/US5686922A/en
Application filed by Environmental Research Institute of Michigan filed Critical Environmental Research Institute of Michigan
Application granted granted Critical
Publication of DE69614700D1 publication Critical patent/DE69614700D1/de
Publication of DE69614700T2 publication Critical patent/DE69614700T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01S13/88—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
    • G01S13/9021—SAR image post-processing techniques
    • G01S13/9027—Pattern recognition for feature extraction
    • 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

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)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Packaging Of Special Articles (AREA)
  • Eye Examination Apparatus (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Complex Calculations (AREA)
  • Image Processing (AREA)
DE69614700T 1995-09-29 1996-09-19 Super räumlich veränderliche apodisierung (super sva) Expired - Lifetime DE69614700T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US545095P 1995-09-29 1995-09-29
US08/692,573 US5686922A (en) 1995-09-29 1996-08-06 Super spatially variant apodization (Super - SVA)
PCT/US1996/015068 WO1997012257A1 (en) 1995-09-29 1996-09-19 Super spatially variant apodization (super sva)

Publications (2)

Publication Number Publication Date
DE69614700D1 true DE69614700D1 (de) 2001-09-27
DE69614700T2 DE69614700T2 (de) 2002-06-20

Family

ID=26674375

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69614700T Expired - Lifetime DE69614700T2 (de) 1995-09-29 1996-09-19 Super räumlich veränderliche apodisierung (super sva)

Country Status (9)

Country Link
EP (1) EP0852733B1 (de)
JP (1) JP3234232B2 (de)
KR (1) KR100321439B1 (de)
AT (1) ATE204651T1 (de)
AU (1) AU7365396A (de)
BR (1) BR9611233A (de)
CA (1) CA2232844C (de)
DE (1) DE69614700T2 (de)
WO (1) WO1997012257A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7546208B2 (en) 2005-03-07 2009-06-09 Mks Instruments, Inc. Method and apparatus of signal processing for use in spectrometry using an improved apodization function
KR100543974B1 (ko) * 2005-10-06 2006-01-23 한국기술개발 주식회사 하천제방의 후면부 붕괴를 방지하기 위한 구조
CA2652639C (en) * 2008-02-06 2013-01-08 Halliburton Energy Services, Inc. Geodesy via gps and insar integration
CN101839982B (zh) * 2010-05-18 2012-04-25 中国人民解放军国防科学技术大学 一种合成孔径雷达图像旁瓣抑制方法
CN102043142B (zh) * 2010-12-01 2012-12-12 南京航空航天大学 基于数字聚束的合成孔径雷达极坐标波前弯曲补偿方法
GB201104107D0 (en) 2011-03-10 2011-04-27 Selex Galileo Ltd Radio frequency digital receiver system and method
KR101483561B1 (ko) * 2013-11-05 2015-01-16 국방과학연구소 펄스 누적장치 및 그의 부엽 레벨 감소 방법
CN104181532A (zh) * 2014-08-30 2014-12-03 西安电子科技大学 基于模值约束的sar图像旁瓣抑制方法
US10690767B2 (en) * 2017-12-11 2020-06-23 Raytheon Company System and method for synthetic aperture radar image formation
CN110579761A (zh) * 2018-06-07 2019-12-17 中科智视(北京)科技有限公司 一种合成孔径雷达旁瓣抑制方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4797923A (en) * 1985-11-29 1989-01-10 Clarke William L Super resolving partial wave analyzer-transceiver
US5122732A (en) * 1991-02-19 1992-06-16 General Electric Company Multi-rate superresolution time series spectrum analyzer
JPH05150040A (ja) * 1991-04-16 1993-06-18 General Electric Co <Ge> ドツプラー・レーダ装置と標的をレーダによつて検出する方法
US5361072A (en) * 1992-02-28 1994-11-01 Codar Ocean Sensors, Ltd. Gated FMCW DF radar and signal processing for range/doppler/angle determination
JP2737570B2 (ja) * 1992-10-07 1998-04-08 三菱電機株式会社 合成開口レーダ装置
US5309161A (en) * 1992-12-10 1994-05-03 General Electric Co. Radar with doppler tolerant range sidelobe suppression and time domain signal processing

Also Published As

Publication number Publication date
WO1997012257A1 (en) 1997-04-03
CA2232844C (en) 2001-04-03
KR100321439B1 (ko) 2002-06-20
KR19990063831A (ko) 1999-07-26
ATE204651T1 (de) 2001-09-15
JP3234232B2 (ja) 2001-12-04
EP0852733B1 (de) 2001-08-22
DE69614700T2 (de) 2002-06-20
EP0852733A1 (de) 1998-07-15
JP2000510946A (ja) 2000-08-22
EP0852733A4 (de) 1998-12-16
CA2232844A1 (en) 1997-04-03
BR9611233A (pt) 1999-12-28
AU7365396A (en) 1997-04-17

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