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吴嗣亮

  • 职称:教授
  • 研究方向:信号处理,雷达,航天测控通信,卫星导航定位
  • 所属院系:信息与电子学院  
  • 成果数量:555条,属于本单位的个人成果545条
  • 到校时间:1996年01月01日
  • 简介: 1964年8月18日出生于安徽省绩溪县。现任北京理工大学信息与通信工程学科教授,航天电子技术研究团队带头人,信号与信息处理学科方向责任教授,学校首批讲席教授;兼校第九届学术委员会委员,学位评定委员会委员、信息与电子学部主任。长期致力于雷达、航天测控与卫星导航定位等无线电动态定位测量技术研究和人才培养。带领团队研制出海/陆/空系列靶场特种测...

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发明人: 田静,张彪,崔嵬,宁晨,王烽宇,吴嗣亮

申请人: 北京理工大学

申请号: 201910064527.3

申请日期: 2019.01.23

摘要: 本发明提供一种脉冲多普勒雷达体制下的多目标运动参数联合估计方法,具体过程为:步骤一:对雷达回波数据进行建模,并对其进行脉冲压缩处理后,变换到快时间频域,得到距离频域—方位时域信号;步骤二:基于楔石变换对所述距离频域—方位时域信号进行的距离走动校正,并对校正后的信号沿距离向进行逆傅立叶变换;步骤三:对 ...

发明人: 田静,宁晨,崔嵬,张彪,杨子翔,吴嗣亮

申请人: 北京理工大学

申请号: 201910065143.3

申请日期: 2019.01.23

摘要: 本发明提供一种存在速度模糊的地面运动目标参数估计方法,具体过程为:步骤一:建立地面运动目标回波信号模型,并对其进行脉压处理和快时间维傅里叶变换,得到目标回波包络;步骤二:利用分段楔石变换对目标回波包络走动统一校正;步骤三:构造补偿函数对包络走动校正后的距离频域‑方位时域信号进行相位补偿,在对补偿后得 ...

发明人: 田静,李彦欣,崔嵬,宁晨,郭晓阳,吴嗣亮

申请人: 北京理工大学

申请号: 201910064475.X

申请日期: 2019.01.23

摘要: 本发明提供一种基于子带分解处理的高速运动目标参数联合估计方法,具体过程为:首先,对雷达回波数据进行建模与脉冲压缩处理,再将处理结果变换到快时间频域,得到距离频域信号;其次,对距离频域信号进行子带分解处理,然后对分解后的两个子带信号平移后进行共轭相乘处理得到合成信号;最后,对该合成信号分别在距离维和多 ...

作者: Pai Wang;Yongqing Wang;Ediz Cetin;Andrew G. Dempster;Siliang Wu (Beijing Institute of Technology, Beijing, China;Beijing Institute of Technology, Beijing, China;Macquarie University, Sydney, NSW, Australia;University of New South Wales, Sydney, NSW, Australia;Beijing Institute of Technology, Beijing, China)

出处: IEEE Transactions on Aerospace and Electronic Systems 2019

关键词: Jamming;Kalman filters;Global navigation satellite system;Frequency estimation;Chirp;Receivers;Estimation;Global navigation satellite system (GNSS);instantaneous frequency (IF) estimation;jammer mitigation;Kalman filter;time-frequency (TF) analysis

摘要: In this paper, a time-frequency (TF) jammer mitigation algorithm based on a Kalman filter is proposed for global navigation satellite system (GNSS) re ...

作者: Pai Wang;Yongqing Wang;Ediz Cetin;Andrew Graham Dempster;Siliang Wu (Beijing Institute of Technology, Beijing, China;Beijing Institute of Technology, Beijing, China;Macquarie University, Sydney, NSW, Australia;University of New South Wales, Sydney, NSW, Australia;Beijing Institute of Technology, Beijing, China)

出处: IEEE Transactions on Aerospace and Electronic Systems 2019

关键词: Jamming;Global navigation satellite system;Estimation error;IP networks;Chirp;Time-frequency analysis;Frequency estimation;Global navigation satellite systems (GNSS);instantaneous frequency (IF) estimation;jammer mitigation;subspace projection;time–frequency (TF) analysis

摘要: Intentional jammers broadcasting chirp-style signals present a major threat to the operation of the global navigation satellite systems (GNSS) receive ...

作者: Qing Shen;Wei Liu;Wei Cui;Siliang Wu;Piya Pal (School of Information and Electronics, Beijing Institute of Technology, Beijing, China;Department of Electronic and Electrical Engineering, University of Sheffield, Sheffield, U.K;School of Information and Electronics, Beijing Institute of Technology, Beijing, China;School of Information and Electronics, Beijing Institute of Technology, Beijing, China;Department of Electrical and Computer Engineering, University of California, San Diego, CA, USA)

出处: IEEE Transactions on Signal Processing 2019

关键词: Sensor arrays;Direction-of-arrival estimation;Estimation;Array signal processing;Apertures;Multiple signal classification;Smoothing methods;Sparse array;high order;difference co-array;direction of arrival estimation;nested array

摘要: Based on the high-order difference co-array concept, an enhanced four-level nested array (E-FL-NA) is first proposed, which optimizes the consecutive ...

作者: Wang, Pai;Wang, Yongqing;Cetin, Ediz;Dempster, Andrew Graham;Wu, Siliang

出处: IEEE Transactions on Aerospace & Electronic Systems 2019 Vol.55No.1 P343-355

关键词: Chirp;Estimation error;Frequency estimation;Global navigation satellite system;Global navigation satellite systems (GNSS);instantaneous frequency (IF) estimation;IP networks;jammer mitigation;Jamming;subspace projection;time–frequency (TF) analysis;Time-frequency analysis

摘要: Intentional jammers broadcasting chirp-style signals present a major threat to the operation of the global navigation satellite systems (GNSS) receive ...

作者: Wang, P.;Wang, Y.;Cetin, E.;Dempster, A.G.;Wu, S. (a School of Information and Electronics, Beijing Institute of Technology, Beijing, 100081, China; b Department of Engineering, Macquarie University, Sydney, NSW 2109, Australia; c Australian Centre for Space Engineering Research, School of Electrical Engineering and Telecommunications, University of New South Wales, Sydney, NSW 2052, Australia)

出处: IEEE Transactions on Aerospace and Electronic Systems 2019

关键词: Global navigation satellite systems (GNSS);instantaneous frequency (IF) estimation;jammer mitigation;subspace projection;time-frequency (TF) analysis

摘要: Intentional jammers broadcasting chirp-style signals present a major threat to the operation of the global navigation satellite systems (GNSS) receive ...

作者: Wang, P.;Wang, Y.;Cetin, E.;Dempster, A.G.;Wu, S. (a School of Information and Electronics, Beijing Institute of Technology, Beijing, 100081, China; b Department of Engineering, Macquarie University, Sydney, NSW 2109, Australia; c Australian Centre for Space Engineering Research (ACSER), School of Electrical Engineering and Telecommunications, University of New South Wales, Sydney, NSW 2052, Australia)

出处: IEEE Transactions on Aerospace and Electronic Systems 2019

关键词: Global navigation satellite system (GNSS);instantaneous frequency (IF) estimation;jammer mitigation;Kalman filter;time-frequency (TF) analysis

摘要: In this paper, a time-frequency (TF) jammer mitigation algorithm based on a Kalman filter is proposed for global navigation satellite system (GNSS) re ...

作者: Wei Cui;Shuang Wu;Qing Shen;Jing Tian;Si-Liang Wu;Xiang-Gen Xia (Beijing Institute of Technology, Beijing, China Beijing Institute of Technology, Beijing, China Beijing Institute of Technology, Beijing, China Beijing Institute of Technology, Beijing, China Beijing Institute of Technology, Beijing, China University of Delaware, Newark, USA)

出处: IEEE Transactions on Aerospace and Electronic Systems 2019

关键词: Parameter estimation;Transforms;Estimation;Correlation;Radar;Acceleration;Time-frequency analysis;Doppler frequency migration (DFM);parameter estimation;radar maneuvering target;range migration (RM);recursively parametric scaled correlation transform (RPSCT);synthetic aperture radar (SAR)

摘要: This paper proposes an efficient method for maneuvering targets with arbitrary migrations. This method first employs bisection range frequency conjuga ...

吴嗣亮教授简介

1964年8月18日出生于安徽省绩溪县。现任北京理工大学信息与通信工程学科教授,航天电子技术研究团队带头人,信号与信息处理学科方向责任教授,学校首批讲席教授;兼校第九届学术委员会委员,学位评定委员会委员、信息与电子学部主任。长期致力于雷达、航天测控与卫星导航定位等无线电动态定位测量技术研究和人才培养。带领团队研制出海/陆/空系列靶场特种测量雷达、我国第一部星载空间目标测量雷达、第一部星载威胁告警雷达、神州八号至神州十一号载人飞船和天舟一号货运飞船交会对接微波雷达信号处理机、天宫一号和天宫二号交会对接微波应答机信号处理机、北斗三号导航卫星应急测控数传一体机等多型航天扩频测控应答机、我国第一型航天测控通用动态信道模拟器、机载/弹载/车载系列军用卫星导航接收机等。获1项国家技术发明奖一等奖(序1)、1项国家技术发明奖二等奖(序2)、10项省部级科技奖,作为带头人之一获首届国防科技创新团队奖。指导的3名博士生获全国一级学(协)会优秀博士学位论文。已发表SCI检索期刊论文80余篇、EI检索期刊论文200余篇,获授权发明专利90余项。因在电子信息技术领域的贡献,获2014年度何梁何利基金科学与技术进步奖。曾获国务院政府特殊津贴、全国模范教师、全国“五一”劳动奖章、全国优秀科技工作者、国防科技工业有突出贡献中青年专家、北京市师德标兵、国家高技术863某重大项目“杰出贡献先进个人”等荣誉。入选国家百千万人才工程并获授“有突出贡献中青年专家”称号,入选国防科技工业“511人才工程”学术技术带头人、教育部“跨世纪优秀人才”。所领导的团队获国家高技术863某重大项目“杰出贡献团队”、“载人航天交会对接微波雷达研制突出贡献单位”等荣誉。