JP5611157B2 - 時空間適応処理を用いてレーダー信号におけるターゲットを検出する方法 - Google Patents
時空間適応処理を用いてレーダー信号におけるターゲットを検出する方法 Download PDFInfo
- Publication number
- JP5611157B2 JP5611157B2 JP2011191941A JP2011191941A JP5611157B2 JP 5611157 B2 JP5611157 B2 JP 5611157B2 JP 2011191941 A JP2011191941 A JP 2011191941A JP 2011191941 A JP2011191941 A JP 2011191941A JP 5611157 B2 JP5611157 B2 JP 5611157B2
- Authority
- JP
- Japan
- Prior art keywords
- target
- signal
- test
- covariance matrix
- hypothesis
- 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 - Fee Related
Links
Images
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
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/28—Details of pulse systems
- G01S7/285—Receivers
- G01S7/292—Extracting wanted echo-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
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/04—Systems determining presence of a target
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
Description
Claims (4)
- 前記共分散行列Rはランダムであり、確率密度関数p(R)を有し、前記確率密度関数p(R)は共分散行列事前確率行列R(バー)の関数である、請求項1に記載の時空間適応処理を用いてレーダー信号におけるターゲットを検出する方法。
- 前記未知の振幅αを、前記振幅αの最大尤度推定値で置き換えるステップをさらに含む、請求項1に記載の時空間適応処理を用いてレーダー信号におけるターゲットを検出する方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/879,288 | 2010-09-10 | ||
US12/879,288 US8138963B1 (en) | 2010-09-10 | 2010-09-10 | Method for detecting targets using space-time adaptive processing and shared knowledge of the environment |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2012058234A JP2012058234A (ja) | 2012-03-22 |
JP2012058234A5 JP2012058234A5 (ja) | 2014-08-14 |
JP5611157B2 true JP5611157B2 (ja) | 2014-10-22 |
Family
ID=45806150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011191941A Expired - Fee Related JP5611157B2 (ja) | 2010-09-10 | 2011-09-02 | 時空間適応処理を用いてレーダー信号におけるターゲットを検出する方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8138963B1 (ja) |
JP (1) | JP5611157B2 (ja) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8917199B2 (en) * | 2011-04-13 | 2014-12-23 | Raytheon Company | Subterranean image generating device and associated method |
US10101445B2 (en) * | 2014-04-29 | 2018-10-16 | Research Foundation Of The City University Of New York | Power centroid radar |
CN104215939B (zh) * | 2014-10-10 | 2017-02-15 | 北京航空航天大学 | 一种融合广义对称结构信息的知识辅助空时自适应处理方法 |
CN106483509A (zh) * | 2015-08-27 | 2017-03-08 | 南京理工大学 | 一种基于广义似然比的拖曳式诱饵存在性检测方法 |
CN105223560B (zh) * | 2015-10-13 | 2017-12-29 | 中国人民解放军空军工程大学 | 基于杂波俯仰方位谱稀疏恢复的机载雷达目标检测方法 |
CN108089211B (zh) * | 2016-11-23 | 2021-08-10 | 北京自动化控制设备研究所 | 一种适用于空时抗干扰的自适应降功耗方法 |
CN109709526B (zh) * | 2018-12-12 | 2023-02-14 | 南京邮电大学 | 一种知识辅助分组广义似然比检测方法 |
CN109946689B (zh) * | 2019-04-04 | 2020-07-21 | 电子科技大学 | 一种基于空间能量聚焦技术的目标探测方法 |
KR102296923B1 (ko) * | 2019-07-29 | 2021-09-02 | 부경대학교 산학협력단 | 레이더 신호 검출 방법 |
CN111427014B (zh) * | 2020-03-19 | 2022-04-26 | 中国电子科技集团公司第十四研究所 | 基于高斯消元的自适应信号处理的实现方法 |
US20210333356A1 (en) * | 2020-04-22 | 2021-10-28 | US Gov't as represented by Secretary of Air Force | Space-time adaptive processing using random matrix theory |
CN111999714B (zh) * | 2020-09-02 | 2022-04-01 | 中国人民解放军海军航空大学 | 基于多散射点估计和杂波知识辅助的自适应融合检测方法 |
CN111999718B (zh) * | 2020-09-02 | 2022-04-01 | 中国人民解放军海军航空大学 | 基于几何平均估计的知识辅助自适应融合检测方法 |
CN111999715B (zh) * | 2020-09-02 | 2022-04-01 | 中国人民解放军海军航空大学 | 异质杂波下目标知识辅助自适应融合检测方法 |
CN111999716B (zh) * | 2020-09-02 | 2022-03-29 | 中国人民解放军海军航空大学 | 基于杂波先验信息的目标自适应融合检测方法 |
CN113219432B (zh) * | 2021-05-14 | 2022-11-25 | 内蒙古工业大学 | 基于知识辅助和稀疏贝叶斯学习的运动目标检测方法 |
CN115032621B (zh) * | 2022-06-06 | 2024-09-13 | 中国科学院声学研究所 | 一种背景混响分类方法及装置 |
CN114994632B (zh) * | 2022-08-03 | 2022-10-28 | 中国人民解放军空军预警学院 | 一种基于对称功率谱密度的雷达目标检测方法与系统 |
CN115508828B (zh) * | 2022-10-20 | 2024-05-14 | 中国人民解放军海军航空大学 | 子空间干扰下雷达目标智能融合检测方法 |
CN115685082B (zh) * | 2022-11-10 | 2023-09-05 | 山东工商学院 | 基于Wald的干扰加噪声背景下距离扩展目标检测方法 |
CN116299387B (zh) * | 2023-01-04 | 2024-05-31 | 中国人民解放军海军航空大学 | 非均匀杂波下干扰正交抑制的目标智能检测方法 |
CN116819480B (zh) * | 2023-07-17 | 2024-05-24 | 中国人民解放军空军预警学院 | 一种机载雷达强杂波中的自适应目标检测方法及系统 |
CN118348500B (zh) * | 2024-06-18 | 2024-08-13 | 北京邮电大学 | 一种基于自回归模型的距离扩展目标检测方法及系统 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7079072B1 (en) * | 1987-01-23 | 2006-07-18 | Raytheon Company | Helicopter recognition radar processor |
US6091361A (en) * | 1998-05-12 | 2000-07-18 | Davis; Dennis W. | Method and apparatus for joint space-time array signal processing |
US6252540B1 (en) * | 1999-12-21 | 2001-06-26 | The United States Of America As Represented By The Secretary Of The Air Force | Apparatus and method for two stage hybrid space-time adaptive processing in radar and communication systems |
RU2004130474A (ru) * | 2002-03-13 | 2005-05-10 | Рейтеон Кэнэдэ Лимитид (CA) | Генератор спектра и способ генерирования спектра радиолокатора и используемые в них устройство и способ подавления внешних помех |
US7038618B2 (en) * | 2004-04-26 | 2006-05-02 | Budic Robert D | Method and apparatus for performing bistatic radar functions |
US7212150B2 (en) * | 2005-04-21 | 2007-05-01 | The United States Of America As Represented By The Secretary Of The Navy | Doppler-sensitive adaptive coherence estimate detector methods |
US7259714B1 (en) * | 2005-05-04 | 2007-08-21 | Cataldo Thomas J | Unique space time adaptive system (USS) |
EP1899744A2 (en) * | 2005-06-06 | 2008-03-19 | Signal-Labs, Inc. | System and method for detection and discrimination of targets in the presence of interference |
JP2007003325A (ja) * | 2005-06-23 | 2007-01-11 | Toshiba Corp | 共分散行列算出方法、ウェイト算出回路、アダプティブアレイアンテナ、及びレーダ装置 |
USH2222H1 (en) * | 2005-10-13 | 2008-08-05 | The United States Of America As Represented By The Secretary Of The Air Force | Normalized matched filter—a low rank approach |
JP4138825B2 (ja) * | 2006-07-26 | 2008-08-27 | 株式会社東芝 | ウェイト算出方法、ウェイト算出装置、アダプティブアレーアンテナ、及びレーダ装置 |
JP4792348B2 (ja) * | 2006-07-31 | 2011-10-12 | 大成建設株式会社 | 吹出口の風向制御機構およびダクトレス換気システム |
JP4823261B2 (ja) * | 2008-03-19 | 2011-11-24 | 株式会社東芝 | ウェイト算出方法、ウェイト算出装置、アダプティブアレーアンテナ、及びレーダ装置 |
CN101819269A (zh) * | 2010-03-19 | 2010-09-01 | 清华大学 | 非均匀杂波环境下空时自适应处理方法 |
-
2010
- 2010-09-10 US US12/879,288 patent/US8138963B1/en not_active Expired - Fee Related
-
2011
- 2011-09-02 JP JP2011191941A patent/JP5611157B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20120062409A1 (en) | 2012-03-15 |
US8138963B1 (en) | 2012-03-20 |
JP2012058234A (ja) | 2012-03-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5611157B2 (ja) | 時空間適応処理を用いてレーダー信号におけるターゲットを検出する方法 | |
Gini et al. | Covariance matrix estimation for CFAR detection in correlated heavy tailed clutter | |
Bidon et al. | A Bayesian approach to adaptive detection in nonhomogeneous environments | |
JP6021376B2 (ja) | 複合ガウス分布環境において時空間適応処理を用いてレーダー信号内のターゲットを検出する方法、および複合ガウス分布環境において時空間適応処理を用いてレーダー信号内のターゲットを検出するシステム | |
Handegard et al. | Automated tracking of fish in trawls using the DIDSON (Dual frequency IDentification SONar) | |
Wang et al. | Knowledge-aided parametric adaptive matched filter with automatic combining for covariance estimation | |
Pulsone et al. | Analysis of an adaptive CFAR detector in non-Gaussian interference | |
JP2012220492A5 (ja) | ||
Guan et al. | Subspace detection for range and Doppler distributed targets with Rao and Wald tests | |
Al-Ashwal et al. | Analysis of bistatic sea clutter-Part II: Amplitude statistics | |
Liu et al. | Detecting Gaussian signals in the presence of interferers using the coprime sensor arrays with the min processor | |
Xu et al. | Adaptive range-spread maneuvering target detection in compound-Gaussian clutter | |
AU656871B2 (en) | Improvements to dipole detection and localisation processing | |
Besson | Detection in the presence of surprise or undernulled interference | |
Michels et al. | Robust STAP detection in a dense signal airborne radar environment | |
CN105738882B (zh) | 对实测杂波协方差矩阵估计性能的白化度评价方法 | |
Georgescu et al. | Random finite set Markov chain Monte Carlo predetection fusion | |
Wang et al. | Coarseness in OTHR image and its application for diagonal loading factor determination | |
Liu et al. | Improved AR-model-based rao test in complex Gaussian clutter | |
Yan et al. | Exact fisher information matrix with state-dependent probability of detection | |
Shi et al. | Object-oriented change detection based on weighted polarimetric scattering differences on POLSAR images | |
Tian et al. | Robust Adaptive Radar Beamforming Based on Iterative Training Sample Selection Using Kurtosis of Generalized Inner Product Statistics | |
Herselman et al. | Evaluation and performance comparison of detection algorithms in a maritime environment | |
Liu et al. | Diagonal loading for STAP and its performance analysis | |
Moniri et al. | Adaptive Signal Detection in Auto-Regressive Interference with Gaussian Spectrum |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20140702 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20140702 |
|
A871 | Explanation of circumstances concerning accelerated examination |
Free format text: JAPANESE INTERMEDIATE CODE: A871 Effective date: 20140702 |
|
A975 | Report on accelerated examination |
Free format text: JAPANESE INTERMEDIATE CODE: A971005 Effective date: 20140724 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20140805 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20140902 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5611157 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |