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論電磁環(huán)境的相對性與接地氣的復(fù)雜度評估

王健 張江明 王瑞 李旭

王健, 張江明, 王瑞, 李旭. 論電磁環(huán)境的相對性與接地氣的復(fù)雜度評估[J]. 電子與信息學(xué)報, 2016, 38(5): 1249-1255. doi: 10.11999/JEIT150947
引用本文: 王健, 張江明, 王瑞, 李旭. 論電磁環(huán)境的相對性與接地氣的復(fù)雜度評估[J]. 電子與信息學(xué)報, 2016, 38(5): 1249-1255. doi: 10.11999/JEIT150947
WANG Jian, ZHANG Jiangming, WANG Rui, LI Xu. Relativity of Electromagnetic Environment and Down-to-earth Complexity Evaluation[J]. Journal of Electronics & Information Technology, 2016, 38(5): 1249-1255. doi: 10.11999/JEIT150947
Citation: WANG Jian, ZHANG Jiangming, WANG Rui, LI Xu. Relativity of Electromagnetic Environment and Down-to-earth Complexity Evaluation[J]. Journal of Electronics & Information Technology, 2016, 38(5): 1249-1255. doi: 10.11999/JEIT150947

論電磁環(huán)境的相對性與接地氣的復(fù)雜度評估

doi: 10.11999/JEIT150947
基金項目: 

青島市自主創(chuàng)新重大專項基金(青科創(chuàng)14-6-1-8-ZDZX),國家863計劃(2015AA7124068A),國家973計劃(6133190102)

Relativity of Electromagnetic Environment and Down-to-earth Complexity Evaluation

Funds: 

Independent Innovation Major Project Foundation of Qingdao (Qingkechuang14-6-1-8-ZDZX), The National 863 Program of China (2015AA7124068A), The National 973 Program of China (6133190102)

  • 摘要: 為了更加客觀地評估電磁環(huán)境復(fù)雜度及其對電子信息系統(tǒng)的影響,該文以通信系統(tǒng)為例剖析了電磁環(huán)境復(fù)雜度根源表征量 信干噪比,建立了電磁環(huán)境等級與2FSK, BPSK, QPSK, MSK, QAM數(shù)據(jù)通信系統(tǒng)性能的映射,并引入電磁環(huán)境余量和信號余量概念,給出了面向典型數(shù)據(jù)通信系統(tǒng)的電磁環(huán)境圖譜,為實現(xiàn)有用信號強度、電磁環(huán)境干擾和噪聲信號強度到電磁環(huán)境復(fù)雜度等級間轉(zhuǎn)換提供了直接途徑。以此為基礎(chǔ),研究了面向電子信息系統(tǒng)的極化量提取、實時頻譜分析技術(shù),提出了電磁環(huán)境測量評估系統(tǒng)組成,分析了其工作原理,設(shè)計了面向電子信息系統(tǒng)的電磁環(huán)境測量、評估流程。最后,利用數(shù)字仿真方式,對于應(yīng)用MSK/單極天線、64-QAM/偶極天線、QPSK/喇叭天線、2FSK/縫隙天線的4類通信系統(tǒng),分析了上述系統(tǒng)在同一電磁環(huán)境下的不同效應(yīng),其復(fù)雜度等級分別為III級,V級,IV級和II級。結(jié)果顯示,面向?qū)ο蟮碾姶怒h(huán)境要素測量可有效地獲取與電子信息系統(tǒng)相關(guān)的電磁環(huán)境分量;相同電磁環(huán)境下不同通信設(shè)備可產(chǎn)生不同效應(yīng),這充分驗證了電磁環(huán)境的復(fù)雜度具有明顯的相對性。
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出版歷程
  • 收稿日期:  2015-08-19
  • 修回日期:  2015-12-25
  • 刊出日期:  2016-05-19

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