全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

改进的并行组合扩频超宽带接收机性能

DOI: 10.13190/jbupt.201102.12.037, PP. 12-16

Keywords: 并行组合扩频,超宽带,相关模板,MPAM调制,数据映射

Full-Text   Cite this paper   Add to My Lib

Abstract:

提出一种改进的并行组合扩频超宽带接收机结构,可在接收端提供特殊的相关模板信号,同时完成超宽带信号的解调和并行组合扩频信号的相关解扩,降低了超宽带解调部分产生的误码对系统整体性能的影响,并在高斯白噪声信道条件下进行了系统性能仿真.仿真结果表明,改进的并行组合扩频超宽带接收机结构其性能优于改进前的结构,在误比特率为10-4时,改进后的结构较改进前的结构所需信噪比降低了2dB左右.

References

[1]  Qi Lin, Guo Lili, Jiang Xiaofei. Performance studies of UWB communication system based on parallel combinatory spread spectrum//International Conference on Wireless Communications, Networking and Mobile Computing (WiCOM2009). Beijing: IEEE Press, 2009: 1-4.
[2]  Zhu Jinkang. Parallel combinatory spread spectrum communication[J]. IEICE Technical Report of Japan, 1990, SSTA 90-23: 34-42.
[3]  王玫, 郭黎利, 于奇. 基于改进r-组合映射编码并行组合扩频通信系统的分析[J]. 舰船电子工程, 2008, 28(10): 78-81. Wang Mei, Guo Lili, Yu Qi. Analysis of coded parallel combinatory spread spectrum communication system based on improved r-combinatory mapping[J]. Ship Electronic Engineering, 2008, 28(10): 78-81.
[4]  葛利嘉, 朱林, 袁晓芳, 等. 超宽带无线电基础[M]. 北京: 电子工业出版社, 2006. Ge Lijia, Zhu Lin, Yuan Xiaofang, et al. Understanding ultra wide band radio fundamentals[M]. Beijing: Publishing House of Electronics Industry, 2006.
[5]  朱近康. CDMA通信技术[M]. 北京: 人民邮电出版社, 2001. Zhu Jinkang. CDMA communication technology [M]. Beijing: Posts and Telecom Press, 2001.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133