This paper introduces the preconditioned methods for Space-Time Adaptive Processing(STAP).Using the Block-Toeplitz-Toeplitz-Block(BTTB)structure of the clutter-plus-noise covari-ance matrix,a Block-Circulant-Circulant...This paper introduces the preconditioned methods for Space-Time Adaptive Processing(STAP).Using the Block-Toeplitz-Toeplitz-Block(BTTB)structure of the clutter-plus-noise covari-ance matrix,a Block-Circulant-Circulant-Block(BCCB)preconditioner is constructed.Based on thepreconditioner,a Preconditioned Multistage Wiener Filter(PMWF)which can be implemented by thePreconditioned Conjugate Gradient(PCG)method is proposed.Simulation results show that thePMWF has faster convergence rate and lower processing rank compared with the MWF.展开更多
Y98-61450-3 9913823非类似杂波信号背景中贝叶斯 CFAR 雷达信号处理机的信号描述和分析=Description and analysis of aBaysian CFAR radar signal in a nonhomogeneous clutterbackground[会,英]/Colgin,R.//1998 IEEE RadarConferen...Y98-61450-3 9913823非类似杂波信号背景中贝叶斯 CFAR 雷达信号处理机的信号描述和分析=Description and analysis of aBaysian CFAR radar signal in a nonhomogeneous clutterbackground[会,英]/Colgin,R.//1998 IEEE RadarConference.—3～8 (HG)展开更多
Y99-61821-1002 2002785每秒2万亿次运算的小型化混合信号雷达接收机/处理机=A two trillion operations per second miniaturizedmixed signal radar receiver/processor[会,英]/Song,W.S.//1998 32nd Asilomar Conference.Vol.2.—100...Y99-61821-1002 2002785每秒2万亿次运算的小型化混合信号雷达接收机/处理机=A two trillion operations per second miniaturizedmixed signal radar receiver/processor[会,英]/Song,W.S.//1998 32nd Asilomar Conference.Vol.2.—1002～1006(PC)为航空远程警戒开发了新多信道超高频小型化混合信号雷达接收机/处理机。各个基于 MCM 的处理机/接收机模块含有高动态范围单级下变换 RF 接收机、A/D 转换器和高性能雷达信号处理机。信号处理机完成数字同相/交下变换、信道均衡和脉冲压缩功能。每个模块完成每秒近60十亿次运算。32个模块底盘在1立方英尺空间内完成约每秒2万亿次运算。展开更多
Y2000-62535 01007132000年 IEEE 国际雷达会议录=The record of theIEEE 2000 internatioal radar conference[会,英]/Na-tional Capital Area Council and the IEEE Aerospace andElectronic System Society,Radar Systems Panel.—IE...Y2000-62535 01007132000年 IEEE 国际雷达会议录=The record of theIEEE 2000 internatioal radar conference[会,英]/Na-tional Capital Area Council and the IEEE Aerospace andElectronic System Society,Radar Systems Panel.—IEEE.2000.—895P.(PC)本次会议由 National Capiral Area Councel 等单位主办,于2000年5月7～12日在亚历山大港 VA 召开。该会议录共收录150多篇论文。内容涵盖雷达系统,跟踪,双用应急技术,数据处理,子系统技术,信号处理,现象学,恒定误警率(CFAR)处理,合成孔径雷达(CAR),时空自适应处理等14部分。展开更多
SPIE-Vol.3751 01102761999年 SPIE 会议录.卷3751:航空侦察23=1999proceedings of SPIE,Vol.3751:AirborneX X Ⅲ[会,英]/SPIE-the International Society for Opti-cal Engineering.—1999.—202P.(EC)本会议录收集了于1999年7月20～2...SPIE-Vol.3751 01102761999年 SPIE 会议录.卷3751:航空侦察23=1999proceedings of SPIE,Vol.3751:AirborneX X Ⅲ[会,英]/SPIE-the International Society for Opti-cal Engineering.—1999.—202P.(EC)本会议录收集了于1999年7月20～21日在美国科罗拉多州 Denver 召开的空中侦察会议上发表的22篇论文,内容涉及载人空中侦察系统,无人飞行系统,地面侦察站及信息采集,侦察传感器,遥感在自然资源管理中的应用。Y2001-62651-73 0110277最小方差无失真响应自适应旁瓣:Ruze 公式的扩展与旁瓣抑制概率精确计算的提供=MVDR adaptive side-lobes:extending Ruze’s formula and providing an exactcalculation of the probability of sidelobe suppression[会,英]/Richmond,C.D.//Proceedings of the 2000 IEEEsensor array and multichannel signal processing work-shop.—73～76(PC)展开更多
Dear editor,Space-time adaptive processing(STAP)techniques can effectively suppress strong ground clutter and detect moving target for airborne phased array radar by combing spatial signals and the temporal pulses sim...Dear editor,Space-time adaptive processing(STAP)techniques can effectively suppress strong ground clutter and detect moving target for airborne phased array radar by combing spatial signals and the temporal pulses simultaneously[1].It is known that,when the clutter satisfies the independent and identically-distributed(i.i.d.)condition,the sample matrix inversion(SMI)-based STAP[1]requires twice the number of degree of freedom展开更多
基金the Innovation Foundation of NUDT forPh.D.graduates.
文摘This paper introduces the preconditioned methods for Space-Time Adaptive Processing(STAP).Using the Block-Toeplitz-Toeplitz-Block(BTTB)structure of the clutter-plus-noise covari-ance matrix,a Block-Circulant-Circulant-Block(BCCB)preconditioner is constructed.Based on thepreconditioner,a Preconditioned Multistage Wiener Filter(PMWF)which can be implemented by thePreconditioned Conjugate Gradient(PCG)method is proposed.Simulation results show that thePMWF has faster convergence rate and lower processing rank compared with the MWF.
文摘Y98-61450-3 9913823非类似杂波信号背景中贝叶斯 CFAR 雷达信号处理机的信号描述和分析=Description and analysis of aBaysian CFAR radar signal in a nonhomogeneous clutterbackground[会,英]/Colgin,R.//1998 IEEE RadarConference.—3～8 (HG)
文摘Y99-61821-1002 2002785每秒2万亿次运算的小型化混合信号雷达接收机/处理机=A two trillion operations per second miniaturizedmixed signal radar receiver/processor[会,英]/Song,W.S.//1998 32nd Asilomar Conference.Vol.2.—1002～1006(PC)为航空远程警戒开发了新多信道超高频小型化混合信号雷达接收机/处理机。各个基于 MCM 的处理机/接收机模块含有高动态范围单级下变换 RF 接收机、A/D 转换器和高性能雷达信号处理机。信号处理机完成数字同相/交下变换、信道均衡和脉冲压缩功能。每个模块完成每秒近60十亿次运算。32个模块底盘在1立方英尺空间内完成约每秒2万亿次运算。
文摘Y2000-62535 01007132000年 IEEE 国际雷达会议录=The record of theIEEE 2000 internatioal radar conference[会,英]/Na-tional Capital Area Council and the IEEE Aerospace andElectronic System Society,Radar Systems Panel.—IEEE.2000.—895P.(PC)本次会议由 National Capiral Area Councel 等单位主办,于2000年5月7～12日在亚历山大港 VA 召开。该会议录共收录150多篇论文。内容涵盖雷达系统,跟踪,双用应急技术,数据处理,子系统技术,信号处理,现象学,恒定误警率(CFAR)处理,合成孔径雷达(CAR),时空自适应处理等14部分。
文摘SPIE-Vol.3751 01102761999年 SPIE 会议录.卷3751:航空侦察23=1999proceedings of SPIE,Vol.3751:AirborneX X Ⅲ[会,英]/SPIE-the International Society for Opti-cal Engineering.—1999.—202P.(EC)本会议录收集了于1999年7月20～21日在美国科罗拉多州 Denver 召开的空中侦察会议上发表的22篇论文,内容涉及载人空中侦察系统,无人飞行系统,地面侦察站及信息采集,侦察传感器,遥感在自然资源管理中的应用。Y2001-62651-73 0110277最小方差无失真响应自适应旁瓣:Ruze 公式的扩展与旁瓣抑制概率精确计算的提供=MVDR adaptive side-lobes:extending Ruze’s formula and providing an exactcalculation of the probability of sidelobe suppression[会,英]/Richmond,C.D.//Proceedings of the 2000 IEEEsensor array and multichannel signal processing work-shop.—73～76(PC)
基金supported in part by National Natural Science Foundation of China(Grant Nos.61421001,61331021)
文摘Dear editor,Space-time adaptive processing(STAP)techniques can effectively suppress strong ground clutter and detect moving target for airborne phased array radar by combing spatial signals and the temporal pulses simultaneously[1].It is known that,when the clutter satisfies the independent and identically-distributed(i.i.d.)condition,the sample matrix inversion(SMI)-based STAP[1]requires twice the number of degree of freedom
