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- W2314256985 abstract "该文提出了一种采用Dechirp和复多相滤波器组的超宽带通信系统。其发射信号采用开关键控(OOK)调制和Chirp扩频，接收信号经过Dechirp脉冲压缩、低通滤波和模数转换后，使用复多相滤波器组进行子信道划分，完成子信道选择和最大比合并，最后进行粗同步、精同步、信噪比估计和基于能量检测的OOK解调。通过理论推导与仿真实验，分析了在AWGN信道，IEEE 802.15.3a的CM1和CM4信道下该超宽带通信系统的性能。分析结果证明，该通信系统可以获得较高的处理增益和较强的抗多径性能，所以适合应用于拓展距离通信。" @default.
- W2314256985 created "2016-06-24" @default.
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- W2314256985 date "2011-11-14" @default.
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- W2314256985 title "An UWB Communication System Based on Dechirp and Polyphase Filter Structure" @default.
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- W2314256985 doi "https://doi.org/10.3724/sp.j.1146.2011.00309" @default.
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