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直扩通信系统的窄带干扰性能研究 被引量:3

Performance Analysis of DSSS with Narrowband Jamming
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摘要 对窄带干扰信号的产生模型进行了分析和仿真,推导出了窄带干扰下直接序列扩频通信系统解扩的处理公式。从理论上分析系统窄带干扰的特性,得到最佳干扰频率,并对干扰效果进行了MATLAB仿真,验证了理论分析的正确性。 Models of narrowband jamming are analyzed and simulated in this paper.The formula of DSSS dispreading procession is discussed.Based on the analysis of narrowband jamming performance in principles,we get the best jamming frequency.The jamming effect is simulated using MATLAB software and the results prove the correctness of theory analysis.
机构地区 解放军
出处 《舰船电子工程》 2008年第7期90-93,共4页 Ship Electronic Engineering
关键词 直接序列扩频通信 窄带干扰 干扰输出功率 误码率 DSSS narrowband jamming output power of jamming bit error rate
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参考文献3

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同被引文献28

  • 1曾祥华,李峥嵘,王飞雪.扩频系统频域窄带干扰抑制算法加窗损耗研究[J].电子与信息学报,2004,26(8):1276-1281. 被引量:35
  • 2梁继业,刘会杰,杨琳,梁旭文,杨根庆.卫星扩频通信中一种简化的窄带干扰抑制方法[J].电路与系统学报,2004,9(6):86-89. 被引量:14
  • 3黄高勇,张家树.一种抑制直扩通信窄带干扰的新型非线性自适应预测滤波器[J].电子与信息学报,2007,29(6):1328-1331. 被引量:17
  • 4曾兴雯,刘乃安,孙献璞.扩展频谱通信及其多址技术[M].西安:西安电子科技大学出版社,2001.
  • 5Min G, Tao L, Research of narrow band interference suppres sion technologies in DSSS communication Systems[C]// Proc. of the 5th International Conference on Wireless Communications , Networking and Mobile Computing ,2009 : 1 - 5.
  • 6Shimizu Y, Sanada Y. Analysis on interference rejection of DSSS systems using a complex FIR filter[J]. IEICE Trans. on Fundamentals of Electronics, Communications and Computer Sciences,2006,89(11) :3026 - 3031.
  • 7Sun Z G, Guo L L. An improved LSI. interpolator to suppress narrow band interference for direct-sequence spread-spectrum systems[C] // Proc. of the 1st International Conference on Communications and Networking in China ,2007 : 1 - 5.
  • 8Wang A H, Xia C J, An J P, et al. Performance of arbitrary in terference rejection based on decision feedback fliers in DSSS systems[C]// Proc. of the International Conference on Wireless Corn munications , Networking and Mobile Computing. 2007:898 - 901.
  • 9Zhang L Y,Yuan S J, Chen Y, et al. Narrowband interference suppression in DSSS system based on frequency shift wavelet packet transform[C]// Proc. of the 9th International Conference on Electronic Measurement and Instruments, 2009 : 333 - 337.
  • 10Fu J Z, Guo I. L, Yang H Q, et al. Narrow band interference sup pression in DSSS systems using efficient adaptive filters[C]// Proc. of the WRI International Conference on Communications and Mobile Computing ,2009:353 - 357.

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