基于Duffing振子的FSK信号检测
Communications Technology（2009）
Abstract
基于Duffing振子的检测方法由于具有极低检测下限而引起广泛关注,但现有文献主要讨论的是正弦信号的检测。文章提出了将Duffing振子应用到FSK信号检测中的新方法,实验表明该方法能将信噪比低于-10dB的微弱FSK信号检测出来,并且优于传统的FSK信号检测方法。
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Key words
Duffing oscillator,signal detection,FSK signal
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