DS CDMA无线电传输检测

R. Katulski, J. Stefanski, R. Studanski, R. Was
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引用次数: 5

摘要

本文介绍了两种检测隐藏在噪声中的DS CDMA信号的方法。所提出的方法是基于对信号的平均频谱和提高到2n次幂的信号的平均频谱的分析。当分析频带中存在窄带信号时,这些方法难以使用。分析了窄带信号对DS CDMA信号检测的影响。仿真实验结果说明了该方法的可行性。给出了时域和频域滤波干扰的实验结果。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
DS CDMA Radio Transmissions Detection
This paper presents two methods for detection DS CDMA signals hidden in the noise are described. The proposed methods are based on analysis of an averaged spectrum of the signal and an averaged spectrum of signal raised to the power 2n. These methods are difficult to use when narrowband signals are presented in an analysing frequency band. Influence of narrowband signals for the DS CDMA signals detection is shown. Simulation experimental results are provided to illustrate the approach. Experimental results with filtering interferences in the time domain and the in frequency domain are presented.
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