计算机工程与应用 ›› 2008, Vol. 44 ›› Issue (23): 105-106.DOI: 10.3778/j.issn.1002-8331.2008.23.032

• 网络、通信、安全 • 上一篇    下一篇

基于数据重用思想的CMA盲均衡算法

刘世刚,葛临东   

  1. 解放军信息工程大学 信息工程学院,郑州 450002
  • 收稿日期:2007-10-18 修回日期:2008-01-15 出版日期:2008-08-11 发布日期:2008-08-11
  • 通讯作者: 刘世刚

Blind equalization using data-reusing CMA-based algorithm

LIU Shi-gang,GE Lin-dong   

  1. Institute of Information Engineering,Information Engineering University,Zhengzhou 450002,China
  • Received:2007-10-18 Revised:2008-01-15 Online:2008-08-11 Published:2008-08-11
  • Contact: LIU Shi-gang

摘要: 提出一种适用于短突发信号的CMA盲均衡算法。算法基于数据重用思想,使得CMA盲均衡算法在计算复杂度基本不变的情况下,收敛时间大大减少。详细描述了算法的数学表达,并对其性能进行了分析。最后的仿真数据证明,该算法对于短突发信号的盲均衡确实具有较高的实用价值。

关键词: 数据重用, 盲均衡, 常模数算法

Abstract: This paper provides a blind equalization algorithm based on data-reusing Constant Modulus Algorithm(CMA) for short burst signal.The blind equalization algorithm can converge fast with low computational complexity.The simulation results demonstrate that the proposed blind equalization algorithm is useful for short burst signal.

Key words: data-reusing, blind equalization, Constant Modulus Algorithm(CMA)