An architecture for a fractionally spaced Godard equalizer

Siddharth Sankar Bora, Ankumoni Bora, R. Nunna · 2002

In this paper, we describe an architecture for Blind Channel Equalization. The cost function known as Godard Cost Function is minimized by using a stochastic gradient descent algorithm. The output of the architecture can be used as a real time equalizer that can remove linear distortion appearing due to the imperfections of a channel. Due to the dynamic adjusting of the step size, divergence is avoided. Some performance comparisons are also shown.

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