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Issue:
DSSS Signal Detection Based on Wavelet Decomposition
Author(s):
CHENG Hao
,
L(U) Ming
,
TANG Bin
,
TAN Shu
Pages:
67
-
70
Year:
2006
Issue:
6
Journal:
TELECOMMUNICATION ENGINEERING
Keyword:
直接序列扩频
;
信号检测
;
小波分解
;
Abstract:
针对直接序列扩频(DSSS)信号检测的问题,提出了一种对接收信号时域自相关进行小波分解的方法.该方法对于进行了载波调制的直扩信号,其所在频带未知时无法设计前置滤波器,从而造成检测性能下降的情况,给出了一种可行的解决方案.计算机模拟表明,在该情况下,本方法具有较好的检测性能.
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