Windowing technique for blind equalization

JJ Werner, J Yang - US Patent 6,075,816, 2000 - Google Patents
Any blind convergence technique is affected by the dis tribution of the output Signals, or
Samples, of the equalizer. AS Such, an increase in the number of Symbol levels increases …

Blind equalization algorithm with the joint use of the constant R and the sliced symbols

JJ Werner, J Yang - US Patent 6,493,381, 2002 - Google Patents
A receiver, comprising an adaptive filter, performs blind equalization using a modified form
of the constant modulus algorithm (CMA). This modified form of CMA is referred to as symbol …

Blind equalization algorithm with joint use of the constant modulus algorithm and the multimodulus algorithm

JJ Werner, J Yang - US Patent 6,314,134, 2001 - Google Patents
A receiver, comprising an adaptive filter, performs blind equalization using a joint constant
modulus algorithm—multimodulus algorithm (CMA-MMA) blind equalization algorithm. The …

Phase-compensating constant modulus algorithm

P Larsson, JJ Werner, J Yang - US Patent 6,490,318, 2002 - Google Patents
A receiver, comprising an adaptive filter, performs blind equalization using a modified form
of the constant modulus algorithm (CMA). This modified form of CMA is referred to as phase …

Adaptive blind channel equalizer system

CL Nikias, JG Proakis - US Patent 5,282,225, 1994 - Google Patents
A channel equalizer system is provided that employs a non-linear technique and a data
symbol memory for rapidly adjusting a plurality of equalizer coefficients without using a …

Adaptive equalizer

A Ushirokawa, I Tsujimoto - US Patent 5,228,058, 1993 - Google Patents
An adaptive equalizer for adaptively equalizing a signal received over a channel on which
intersymbol interference occurs. The adaptive equalizer accurately updates the tap …

Equalizer with improved performance

NR Sollenberger - US Patent 4,695,969, 1987 - Google Patents
(57) ABSTRACT A technique for converging the tap-weight coefficients of an automatic or
adaptive equalizer. The technique utilizes a training period during which time a plurality of …

Algorithm control method for blind equalization systems

Y Choi - US Patent 5,448,601, 1995 - Google Patents
A method for controlling algorithm conversion between the Godard algorithm and the
decision-directed algorithm (DDA) is used in a blind equalization system for a digital …

Method of adjusting weights of an equalizer

JT Lai - US Patent 7,046,725, 2006 - Google Patents
Accordingly, one object of the present invention is to provide a method of adjusting weights
of a blind equalizer Such that an error signal e (n) is reset to Zero as soon as the error signal …

Bilinear decision feedback equalizer

J Lee, G Ma - US Patent 5,471,504, 1995 - Google Patents
The present invention comprises an adaptive bilinear decision feedback equalizer to be
implemented in a receiver to cancel the intersymbol interference. Basically, the decision …