Method and apparatus for setting a step size for an adaptive filter coefficient of an echo canceller

The step sizes for tap positions of an adaptive filter (124) in an echo canceller (125) for canceling an echo signal are individually selected based upon a profile of the echo environment. A training signal (112) is injected into the echo canceller and to the echo path during a training interval, or...

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Hauptverfasser:	STEPHENS JAMES ALLEN, CHEN ERNEST PEIING, PIKET JAMES BRIAN, YIP WILLIAM CHUNHUNG
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRONIC CIRCUITRY ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS RESONATORS TELEPHONIC COMMUNICATION
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