Patent Number: 6,426,979

Title: Adaptation control algorithm for echo cancellation using signal-value basedanalysis

Abstract: The present invention addresses signal noise problems associated withtelecommunications. In particular, echo cancellation is addressed by thepresent invention, which employs an inventive adaptive filtration scheme.In one aspect of the invention, a method is provided for controlling anadaptive balance filter. In another aspect of the invention, an apparatusis provided for controlling an adaptive balancing filter, comprising: atransmit path; an adaptive balance control circuit; and a receive path.

Inventors: Yang; Xun (Austin, TX), Zhou; Yan (Austin, TX)


International Classification: H04B 3/23 (20060101); H04B 003/20 ()

Expiration Date: 07/30/2014