CN104793193A - 基于sar-dpca微多普勒时-空-频三维分析方法 - Google Patents
基于sar-dpca微多普勒时-空-频三维分析方法 Download PDFInfo
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- CN104793193A CN104793193A CN201510040596.2A CN201510040596A CN104793193A CN 104793193 A CN104793193 A CN 104793193A CN 201510040596 A CN201510040596 A CN 201510040596A CN 104793193 A CN104793193 A CN 104793193A
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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
- G01S13/9029—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
- G01S13/904—SAR modes
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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)
Abstract
Description
参数名称 | 数值 |
雷达载频 | 1.5*10^9Hz |
发射脉冲时宽 | 1.33*10^-6s |
信号带宽 | 1.5*10^8Hz |
距离采样系数 | 1.2 |
载机飞行速度 | 100m/s |
方位采样系数 | 6 |
子孔径间距离 | 1.5m |
距离脉冲调频率 | 10MHz/s |
方位调频率 | 131Hz/s |
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CN201510040596.2A CN104793193B (zh) | 2015-01-27 | 2015-01-27 | 基于sar‑dpca微多普勒时‑空‑频三维分析方法 |
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CN201510040596.2A CN104793193B (zh) | 2015-01-27 | 2015-01-27 | 基于sar‑dpca微多普勒时‑空‑频三维分析方法 |
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CN104793193A true CN104793193A (zh) | 2015-07-22 |
CN104793193B CN104793193B (zh) | 2017-07-07 |
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Cited By (6)
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---|---|---|---|---|
CN106483518A (zh) * | 2016-09-09 | 2017-03-08 | 中国科学院国家空间科学中心 | 一种基于分布式激光雷达提取振动特征参数的系统及方法 |
CN108764026A (zh) * | 2018-04-12 | 2018-11-06 | 杭州电子科技大学 | 一种基于时序检测单元预筛选的视频行为检测方法 |
CN109298412A (zh) * | 2018-09-30 | 2019-02-01 | 北京航空航天大学 | 一种基于双频相干雷达的目标二维速度测量方法 |
CN113093140A (zh) * | 2021-04-09 | 2021-07-09 | 西安电子科技大学 | 基于加权admm的微动目标时频图重构方法 |
CN113109785A (zh) * | 2020-01-10 | 2021-07-13 | 江西商思伏沌科技有限公司 | 一种mimo雷达多通道分离方法 |
CN114089288A (zh) * | 2022-01-12 | 2022-02-25 | 中国人民解放军空军预警学院 | 一种相控阵雷达抗干扰方法、装置及存储介质 |
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CN101710176A (zh) * | 2009-12-23 | 2010-05-19 | 北京航空航天大学 | 一种基于回波数据的sar图像运动目标姿态角提取方法 |
CN103399316A (zh) * | 2013-07-22 | 2013-11-20 | 西安电子科技大学 | 基于加权的二维压缩感知sar成像及动目标检测方法 |
CN103576151A (zh) * | 2013-10-15 | 2014-02-12 | 中国科学院电子学研究所 | 基于压缩感知的方位向多通道sar成像方法及系统 |
US20140266868A1 (en) * | 2013-03-15 | 2014-09-18 | Src, Inc. | Methods And Systems For Multiple Input Multiple Output Synthetic Aperture Radar Ground Moving Target Indicator |
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2015
- 2015-01-27 CN CN201510040596.2A patent/CN104793193B/zh active Active
Patent Citations (4)
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CN101710176A (zh) * | 2009-12-23 | 2010-05-19 | 北京航空航天大学 | 一种基于回波数据的sar图像运动目标姿态角提取方法 |
US20140266868A1 (en) * | 2013-03-15 | 2014-09-18 | Src, Inc. | Methods And Systems For Multiple Input Multiple Output Synthetic Aperture Radar Ground Moving Target Indicator |
CN103399316A (zh) * | 2013-07-22 | 2013-11-20 | 西安电子科技大学 | 基于加权的二维压缩感知sar成像及动目标检测方法 |
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Non-Patent Citations (5)
Title |
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CARMINE CLEMENTE ET AL.: "Developments in target micro-Doppler signatures analysis: radar imaging, ultrasound and through-the-wall radar", 《EURASIP JOURNAL ON ADVANCES IN SIGNAL PROCESSING》 * |
WEI ZHANG ET AL.: "Extraction of Vibrating Features With Dual-Channel Fixed-Receiver Bistatic SAR", 《IEEE GEOSCIENCE AND REMOTE SENSING LETTERS》 * |
张伟等: "基于DPCA杂波抑制的地面振动目标微多普勒提取", 《系统工程与电子技术》 * |
王肖洋等: "一种基于双通道DPCA的SAR-GMTI杂波抑制方法", 《雷达学报》 * |
骆宇峰: "SAR轮式/履带式车辆微多普勒建模和特征分析", 《中国优秀硕士学位论文全文数据库 工程科技II辑》 * |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106483518A (zh) * | 2016-09-09 | 2017-03-08 | 中国科学院国家空间科学中心 | 一种基于分布式激光雷达提取振动特征参数的系统及方法 |
CN108764026A (zh) * | 2018-04-12 | 2018-11-06 | 杭州电子科技大学 | 一种基于时序检测单元预筛选的视频行为检测方法 |
CN108764026B (zh) * | 2018-04-12 | 2021-07-30 | 杭州电子科技大学 | 一种基于时序检测单元预筛选的视频行为检测方法 |
CN109298412A (zh) * | 2018-09-30 | 2019-02-01 | 北京航空航天大学 | 一种基于双频相干雷达的目标二维速度测量方法 |
CN109298412B (zh) * | 2018-09-30 | 2022-06-14 | 北京航空航天大学 | 一种基于双频相干雷达的目标二维速度测量方法 |
CN113109785A (zh) * | 2020-01-10 | 2021-07-13 | 江西商思伏沌科技有限公司 | 一种mimo雷达多通道分离方法 |
CN113093140A (zh) * | 2021-04-09 | 2021-07-09 | 西安电子科技大学 | 基于加权admm的微动目标时频图重构方法 |
CN113093140B (zh) * | 2021-04-09 | 2023-05-19 | 西安电子科技大学 | 基于加权admm的微动目标时频图重构方法 |
CN114089288A (zh) * | 2022-01-12 | 2022-02-25 | 中国人民解放军空军预警学院 | 一种相控阵雷达抗干扰方法、装置及存储介质 |
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