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research article

A feedback approach to the steady-state performance of fractionally spaced blind adaptive equalizers

Mai, Junyu
•
Sayed, Ali H.  
2000
IEEE Transactions on Signal Processing

This paper proposes a new approach to the analysis of the steady-state performance of constant modulus algorithms (CMA), which are among the most popular adaptive schemes for blind equalization. A major feature of the proposed feedback approach is that it bypasses the need for working directly with the weight error covariance matrix. In so doing, approximate expressions for the steady-state mean-square error of several CM algorithms are derived, including CMA2-2, CMA1-2, normalized CMA, and a new normalized CMA variant with less bias. A comparison among the various algorithms is also performed, along with several simulation results. The conclusions confirm the superior performance of CMA2-2.

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Type
research article
DOI
10.1109/78.815481
Author(s)
Mai, Junyu
Sayed, Ali H.  
Date Issued

2000

Publisher

IEEE

Published in
IEEE Transactions on Signal Processing
Volume

48

Issue

1

Start page

80

End page

91

Editorial or Peer reviewed

REVIEWED

Written at

OTHER

EPFL units
ASL  
Available on Infoscience
December 19, 2017
Use this identifier to reference this record
https://infoscience.epfl.ch/handle/20.500.14299/142881
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