JP7582444B2 - 変化検知装置および変化検知方法 - Google Patents

変化検知装置および変化検知方法 Download PDF

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JP7582444B2
JP7582444B2 JP2023504909A JP2023504909A JP7582444B2 JP 7582444 B2 JP7582444 B2 JP 7582444B2 JP 2023504909 A JP2023504909 A JP 2023504909A JP 2023504909 A JP2023504909 A JP 2023504909A JP 7582444 B2 JP7582444 B2 JP 7582444B2
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sar
coherence
change detection
image
dimensional structure
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JPWO2022190196A5 (https=
JPWO2022190196A1 (https=
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裕貴 山口
大地 田中
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NEC Corp
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NEC Corp
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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
    • G01S13/9021—SAR image post-processing techniques
    • G01S13/9023—SAR image post-processing techniques combined with interferometric 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
    • G01S13/88—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

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  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
JP2023504909A 2021-03-09 2021-03-09 変化検知装置および変化検知方法 Active JP7582444B2 (ja)

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PCT/JP2021/009209 WO2022190196A1 (ja) 2021-03-09 2021-03-09 変化検知装置および変化検知方法

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JPWO2022190196A1 JPWO2022190196A1 (https=) 2022-09-15
JPWO2022190196A5 JPWO2022190196A5 (https=) 2023-11-17
JP7582444B2 true JP7582444B2 (ja) 2024-11-13

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EP (1) EP4307002A4 (https=)
JP (1) JP7582444B2 (https=)
WO (1) WO2022190196A1 (https=)

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Publication number Priority date Publication date Assignee Title
WO2023073936A1 (ja) * 2021-10-29 2023-05-04 日本電気株式会社 信号処理システムおよび信号処理方法
CN117079153B (zh) * 2023-08-09 2025-08-26 广东省国土资源测绘院 一种融合多源sar数据的耕地非农化图斑提取方法及设备
WO2025100281A1 (ja) * 2023-11-08 2025-05-15 日本電気株式会社 情報処理装置、情報処理方法及び記録媒体

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008125929A2 (en) 2007-02-14 2008-10-23 Universita' Di Pisa Method for processing multi-pass radar data for sensing and analysing multiple components of non-stationary scatterers
WO2015008310A1 (en) 2013-07-19 2015-01-22 Consiglio Nazionale Delle Ricerche Method for filtering of interferometric data acquired by synthetic aperture radar (sar)
WO2015151134A1 (ja) 2014-04-04 2015-10-08 三菱電機株式会社 レーダ信号処理装置
WO2019087673A1 (ja) 2017-10-30 2019-05-09 日本電気株式会社 画像処理装置、画像処理方法、画像処理プログラムおよび画像処理システム
US20190285741A1 (en) 2018-03-14 2019-09-19 Elta Systems Ltd. Coherence change detection techniques

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008185375A (ja) 2007-01-29 2008-08-14 Mitsubishi Electric Corp Ｓａｒ画像の３ｄ形状算出装置及びｓａｒ画像の歪補正装置
JP7263176B2 (ja) * 2019-07-30 2023-04-24 株式会社パスコ 変位補正処理装置及び変位補正処理プログラム

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008125929A2 (en) 2007-02-14 2008-10-23 Universita' Di Pisa Method for processing multi-pass radar data for sensing and analysing multiple components of non-stationary scatterers
WO2015008310A1 (en) 2013-07-19 2015-01-22 Consiglio Nazionale Delle Ricerche Method for filtering of interferometric data acquired by synthetic aperture radar (sar)
WO2015151134A1 (ja) 2014-04-04 2015-10-08 三菱電機株式会社 レーダ信号処理装置
WO2019087673A1 (ja) 2017-10-30 2019-05-09 日本電気株式会社 画像処理装置、画像処理方法、画像処理プログラムおよび画像処理システム
US20190285741A1 (en) 2018-03-14 2019-09-19 Elta Systems Ltd. Coherence change detection techniques

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PINCUS,P. ,PREISS,M.，3D SAR coherent change detection for monitoring the ground under a forest canopy，IET RADAR SONAR & NAVIGATION,THE INSTITUTION OF ENGINEERING AND TECHNOLOGY，2019年09月01日，vol.13,no.9，1488-1500，DOI: 10.1049/IET-RSN.2018.5641

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EP4307002A4 (en) 2024-04-17
US20240077605A1 (en) 2024-03-07
JPWO2022190196A1 (https=) 2022-09-15
WO2022190196A1 (ja) 2022-09-15

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