JPWO2023073936A1 - - Google Patents
Info
- Publication number
- JPWO2023073936A1 JPWO2023073936A1 JP2023556041A JP2023556041A JPWO2023073936A1 JP WO2023073936 A1 JPWO2023073936 A1 JP WO2023073936A1 JP 2023556041 A JP2023556041 A JP 2023556041A JP 2023556041 A JP2023556041 A JP 2023556041A JP WO2023073936 A1 JPWO2023073936 A1 JP WO2023073936A1
- Authority
- JP
- Japan
- 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.)
- Granted
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
-
- 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
- G01S13/9029—SAR image post-processing techniques specially adapted for moving target detection within a single SAR image or within multiple SAR images taken at the same time
-
- 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
- G01S13/9027—Pattern recognition for feature extraction
Landscapes
- 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)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2021/040046 WO2023073936A1 (ja) | 2021-10-29 | 2021-10-29 | 信号処理システムおよび信号処理方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2023073936A1 true JPWO2023073936A1 (https=) | 2023-05-04 |
| JPWO2023073936A5 JPWO2023073936A5 (https=) | 2024-07-24 |
| JP7670159B2 JP7670159B2 (ja) | 2025-04-30 |
Family
ID=86157662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023556041A Active JP7670159B2 (ja) | 2021-10-29 | 2021-10-29 | 信号処理システムおよび信号処理方法 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20250231294A1 (https=) |
| EP (1) | EP4425215A4 (https=) |
| JP (1) | JP7670159B2 (https=) |
| WO (1) | WO2023073936A1 (https=) |
Citations (4)
| 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 |
| JP2009187440A (ja) * | 2008-02-08 | 2009-08-20 | Mitsubishi Space Software Kk | 観測画像補正装置、観測画像補正プログラムおよび観測画像補正方法 |
| JP2016057092A (ja) * | 2014-09-05 | 2016-04-21 | 国立研究開発法人情報通信研究機構 | Ｓａｒ図からの立体地形図形成方法 |
| CN112099006A (zh) * | 2020-09-15 | 2020-12-18 | 中山大学 | 一种合成孔径雷达相对定位误差校正方法、系统及装置 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2008016153A1 (ja) | 2006-08-03 | 2009-12-24 | 株式会社パスコ | 災害対策支援方法 |
| US10571560B2 (en) | 2015-09-21 | 2020-02-25 | Saab Ab | Detecting objects in images |
| GB2553284B (en) | 2016-08-23 | 2020-02-05 | Thales Holdings Uk Plc | Multilook coherent change detection |
| IL258119B2 (en) | 2018-03-14 | 2024-06-01 | Elta Systems Ltd | Coherence change detection techniques |
| WO2022190196A1 (ja) * | 2021-03-09 | 2022-09-15 | 日本電気株式会社 | 変化検知装置および変化検知方法 |
-
2021
- 2021-10-29 WO PCT/JP2021/040046 patent/WO2023073936A1/ja not_active Ceased
- 2021-10-29 US US18/701,971 patent/US20250231294A1/en active Pending
- 2021-10-29 JP JP2023556041A patent/JP7670159B2/ja active Active
- 2021-10-29 EP EP21962477.2A patent/EP4425215A4/en active Pending
Patent Citations (4)
| 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 |
| JP2009187440A (ja) * | 2008-02-08 | 2009-08-20 | Mitsubishi Space Software Kk | 観測画像補正装置、観測画像補正プログラムおよび観測画像補正方法 |
| JP2016057092A (ja) * | 2014-09-05 | 2016-04-21 | 国立研究開発法人情報通信研究機構 | Ｓａｒ図からの立体地形図形成方法 |
| CN112099006A (zh) * | 2020-09-15 | 2020-12-18 | 中山大学 | 一种合成孔径雷达相对定位误差校正方法、系统及装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP7670159B2 (ja) | 2025-04-30 |
| EP4425215A4 (en) | 2024-12-18 |
| US20250231294A1 (en) | 2025-07-17 |
| EP4425215A1 (en) | 2024-09-04 |
| WO2023073936A1 (ja) | 2023-05-04 |
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