摘要：直接序列扩频信号(DS/SS)广泛应用于卫星通信等领域,由于它的信噪比往往很低,给电子侦察带来了很大的困难.结合目前的研究进展,综述了用于直扩信号检测和估计的几种主要方法,简要阐述了它们的特点和适用性,并给出了对比仿真试验的结果.
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