| 复杂环境下低信噪比WCDMA信号接收系统总体设计 |
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| 引用本文： | 蒋宗明. 复杂环境下低信噪比WCDMA信号接收系统总体设计[J]. 电讯技术, 2012, 52(7): 1075-1078 |
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| 作者姓名： | 蒋宗明 |
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| 作者单位： | 中国西南电子技术研究所,成都,610036 |
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| 摘 要： | 根据区域内移动通信网信号接收的需求，提出了一种复杂环境下低信噪比WCDMA移动通信信号接收系统的总体设计方案，针对关键环节小区搜索采用了差分相干累积和RS译码判决等改进措施，提高了低信噪比WCDMA信号的处理性能。仿真和实验证明了改进措施的有效性。
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| 关 键 词： | WCDMA通信信号；复杂环境；信号截获；差分相干累积；RS译码 |
Design of low SNR WCDMA signal reconnaissance system in complex environment |
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| JIANG Zong-ming. Design of low SNR WCDMA signal reconnaissance system in complex environment[J]. Telecommunication Engineering, 2012, 52(7): 1075-1078 |
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| Authors: | JIANG Zong-ming |
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| Affiliation: | JIANG Zong-ming(Southwest China Institute of Electronic Technology,Chengdu 610036,China) |
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| Abstract: | According to the signal reconnaissance of mobile communication system in a certain area, a top design of low SNR WCDMA mobile communication signal receiving and processing system in complex environment is introduced.An optimized cell search scheme is adopted by using differential coherent accumulation and RS decoder and the performance of low SNR WCDMA signal processing is improved. Computation and experiment confirm the effectiveness of the optimized scheme. |
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| Keywords: | WCDMA signal complex environment signal reconnaissance differential coherent accumulation RS decoder |
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