删除或更新信息,请邮件至freekaoyan#163.com(#换成@)

多通道SAR-GMTI二维余弦调相散射波干扰

本站小编 Free考研考试/2022-02-12

房明星1,2,毕大平1,沈爱国1
1. 国防科技大学 电子对抗学院, 合肥 230037; 2. 解放军31103部队, 南京 210000
出版日期:2018-03-28发布日期:2018-03-28


基金资助:国家自然科学基金项目(61171170)

2-D Cosinusoidal Phase-Modulated Scatter-Wave Jamming to Multi-Channel SAR-GMTI

FANG Mingxing1,2,BI Daping1,SHEN Aiguo1
1. College of Electronic Countermeasures, National University of Defense Technology, Hefei 230037, China; 2. The Unit 31103 of PLA, Nanjing 210000, China
Online:2018-03-28Published:2018-03-28







摘要/Abstract


摘要: 针对多通道合成孔径雷达-地面动目标显示(SAR-GMTI)二维余弦调相散射波干扰展开深入研究.在传统SAR散射波干扰基础上,阐述了二维余弦调相散射波干扰原理,以双通道偏移相位中心天线(DPCA)技术为例分析了其对多通道SAR-GMTI的对抗性能,并以强散射性诱饵为散射目标进行了仿真实验和应用分析.理论分析和仿真实验表明:该方法对SAR-GMTI可产生携带真实目标散射信息的二维“网状”多假目标,并可通过合理配置干扰机和诱饵目标的数量和位置灵活控制干扰目标分布,通过诱饵目标运动实现更加逼真的动目标干扰效果.
关键词: 合成孔径雷达-地面动目标显示, 二维余弦调相, 散射波干扰, 相位中心偏置天线, 诱饵目标
Abstract: Two-dimension (2-D) cosinusoidal phase-modulated scatter-wave jamming for multi-channel synthetic aperture radar-ground moving target indication (SAR-GMTI) is studied. First, based on the traditional scatter-wave jamming for SAR, 2-D cosinusoidal phase-modulated scatter-wave jamming theory is introduced. Then, the countering performance against SAR-GMTI is analyzed by using the dual-channel displaced phase center antenna (DPCA) technique. Finally, strong scattering baits are set as scattering targets to carry out computer simulation and application analysis. The research result shows that the jamming method can produce 2-D netted multi-false targets with real targets scattering information for multi-channel SAR-GMTI. In practical application, the distribution of jamming targets can be flexibly controlled by the rational allocation of jammers and bait targets, and the vivid moving false target jamming performance can be realized by the baits’ motion.
Key words: synthetic aperture radar-ground moving target indication(SAR-GMTI), 2-D cosinusoidal phase-modulated, scatter-wave jamming, displaced phase center antenna, bait target


PDF全文下载地址:

点我下载PDF
相关话题/干扰 实验 电子 运动 控制

濠电偞鍨堕幐鎾磻閹剧粯鐓涘鑸得悘鐘绘煏閸繄鍩i柟宕囧█瀹曟粍鎷呴崷顓熸闂傚倷娴囧Λ鍕暦椤掆偓椤繈濡搁埡浣虹厬濡炪倖鐗楅悷銈囪姳閺夊簱妲堥柡鍐e亾婵犮垺锕㈠畷鍝勭暆閸曨剙娈岄梺鍛婂姦娴滅偤宕洪垾鏂ユ闁规儳鐡ㄧ亸顐ょ磼濡ゅ啫鏋旈柟椋庡█楠炴垿骞囬鍝勪航闂備礁鎼崐褰掓偡鏉堚晜顫曢柨鐕傛嫹
2濠电偞鍨堕幐绋棵洪妸鈺嬬稏闁圭儤顨嗛崵鈧梺鍛婂姦娴滅偤宕洪敓鐘崇厽闁靛繈鍊栧☉褔鏌i埄鍐噭缂佸锕弫鍌炴嚃閳哄喚妲卞┑鈽嗗亞婢ф鏁嬬紓浣靛姂娴滆埖淇婄€涙ɑ濯寸紒娑橆儐缂嶅﹥淇婇銈咁暭闁割煈鍨堕崺鈧い鎴f硶椤︼箓鏌涘▎蹇曠缂侀缚妫勮灃闁告洦鍘归崑鎺楁⒑閸濆嫬鈧綊鎮锋潏鈺傤潟婵ǹ娉涢惌妤€鈹戦悩鎻掆偓鎼佸锤婵犲喚娈介柣鎰▕閸ょ喐绻濋埀顒勫焺閸愯法鐭楀┑顔筋殔閻楀繒绮堟径瀣闁瑰濮甸弳鈺傜箾鐠囇勫547闂備礁婀遍。浠嬪磻閹剧粯鈷掗柛鏇楁櫅閻忣亪鏌eΔ瀣4濠电偞鍨堕幐绋棵洪敐鍥╃闁瑰鍋熼埢鏃€銇勮箛鎾寸闁稿鎹囧畷姗€顢旈崱妤冨幐闂備礁鍚嬪姗€宕銏㈡殾闁靛濡囬埢鏃堟煙閹规劕鐨洪柣鐔锋贡缁辨帗寰勭€n亞浠煎┑鐐跺紦閸楄櫕淇婄€涙ɑ濯撮悷娆欑到娴滈箖鏌涢幇鍏哥敖闁糕晪绻濋弻娑滅疀閿濆懎顫╅梺鍛婄懕缁辨洟骞忛悩璇茬闁告侗鍨抽ˇ鈺呮⒑鐞涒€充壕闂佸湱枪缁ㄨ偐绮径鎰厾闁哄嫬绻掔花鎸庛亜閺囨ê鐏茬€殿噮鍋婂璺衡枎閹兾ら梻浣瑰缁嬫垿藝椤撱垹鐒垫い鎺戯攻鐎氾拷40缂傚倷绀侀ˇ顖滅矓瀹曞洨绠旈柟鎯ь嚟閳绘梹鎱ㄥ鈧涵鎼佸极鐎n亶鐔嗛悹鍥b偓鍏呭缂備浇椴搁悷鈺呭蓟瀹€鍕闁挎繂娲犻崑鎾绘惞鐟欏嫬鍘归梺鍝勬川閸庢垹妲愬⿰鍫熺厪闁糕剝娲栫花绫匒闂備線娼уΛ鏃傜矆娴h鐟拔旈崨顔规寖闂佸憡渚楅崢钘夆枍瀹€鍕厱闁哄啯鎸剧壕鎸庛亜閵忥紕顣茬紒鏃傚枛椤㈡洟鎮╅顫婵炶揪缍€椤鎮¢埀顒勬⒒閸屾艾鈧粙顢欐繝鍕潟闁割偅娲栫粻缁樸亜閹捐泛顎岄柡浣割儏椤法鎷犻垾鍏呯按闂侀€炲苯鍘搁柤鍐茬埣婵$敻鎮欓弶鎴殼濠殿喗锕╅崗娑氭閿濆悿褰掓晲閸℃瑧鐓傚銈冨灪绾板秶绮╅悢纰辨晝闁靛牆娲﹂幆锝夋⒑閹稿海鈽夋い锔诲弮閸┾偓妞ゆ帒锕ョ€氾拷28缂傚倷绶¢崑澶愵敋瑜旈獮鍐箻閸撲線鈹忔繝銏f硾楗挳宕濋崨瀛樼厱闁哄啠鍋撶紒瀣崌瀵偊鎮介崹顐㈠幑闂佸搫娲﹀銊╂偡閳轰讲妲堥柟鐐綑閹兼悂鏌嶈閸撱劑骞忛敓锟�1130缂傚倷绀侀ˇ顖滅矓閸撲礁鍨濋柨鐔哄Т缁€鍌炴煕濞戞﹫鏀绘繛鍫濈焸閺屸剝寰勭€n亜顫囬梺閫炲苯澧鹃柟鍑ゆ嫹