首页> 外文会议>International Conference on Signal Processing(ICSP'06); 20061116-20; Guilin(CN) >Performance Analysis of Differential Frequency Hopping System under Partial Band Noise Jamming
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Performance Analysis of Differential Frequency Hopping System under Partial Band Noise Jamming

机译:局部频带噪声干扰下差分跳频系统的性能分析

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摘要

Differential Frequency Hopping (DFH) is a novel technique for the frequency-hopping system in HF (High Frequency) bands. The frequency transition function (FTF) and the signal detection methods are the key issues for DFH system. Symbol-by-symbol detection and sequence detection are adopted in DFH system. With these two detection methods, the symbol error rate (SER) performances of DFH system are analyzed over additive white Gaussian noise (AWGN) channels with partial band noise jamming (PBNJ). Simulations validate the analyses. The results of analyses and simulations prove that the DFH system with sequence detection can achieve better anti-jam (AJ) performance than that of conventional frequency-hopping (FH) system.
机译:差分跳频(DFH)是一种用于HF(高频)频带中跳频系统的新技术。频率跳变函数(FTF)和信号检测方法是DFH系统的关键问题。 DFH系统采用逐个符号检测和顺序检测。使用这两种检测方法,在具有部分频带噪声干扰(PBNJ)的加性高斯白噪声(AWGN)信道上,分析了DFH系统的符号错误率(SER)性能。仿真验证了分析结果。分析和仿真结果表明,具有序列检测功能的DFH系统比常规跳频(FH)系统具有更好的抗干扰(AJ)性能。

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