Title :
Blind multichannel equalization using a novel subspace method
Author :
Zazo, Santiago ; Páez-Borrallo, José M.
Author_Institution :
ETSI Telecomunicacion, Univ. Politecnica de Madrid, Spain
fDate :
8/1/2000 12:00:00 AM
Abstract :
This correspondence develops a new blind multichannel equalization (BME) scheme and proposes an appropriate cost function by the exploitation of some shifting properties of the autocorrelation matrices of the source. In addition, an efficient programming is considered based on a generalized Rayleigh quotient formulation using a conjugate gradient algorithm
Keywords :
blind equalisers; conjugate gradient methods; correlation methods; deconvolution; matrix algebra; autocorrelation matrices; blind multichannel equalization; conjugate gradient algorithm; cost function; generalized Rayleigh quotient formulation; subspace method; Autocorrelation; Blind equalizers; Cost function; Deconvolution; Information analysis; Information retrieval; Maximum likelihood estimation; Parameter estimation; Proposals; Vectors;
Journal_Title :
Signal Processing, IEEE Transactions on