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Alpha稳定分布噪声下广义恒模算法收敛性能的研究

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2009-01-15

Journal: 电子学报

Included Journals: CSCD、ISTIC、PKU、EI、Scopus

Volume: 37

Issue: 1

Page Number: 118-121

ISSN: 0372-2112

Key Words: alpha稳定分布 恒模算法(CMA) 盲波束形成

Abstract: 以alpha稳定分布过程为噪声模型,依据分数低阶统计量理论提出了广义恒模算法,分析了广义恒模算法在干扰和加性alpha稳定分布噪声下的收敛特性.研究表明,广义恒模算法的收敛行为由接收信号的初始增益和信干比等条件确定,并由此可以对收敛过程作出预测和控制.利用计算机仿真验证了广义恒模算法的这种特性.

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