ECHO CANCELATION DEVICE AND ECHO CANCELATION METHOD

This echo cancelation device generates a microphone signal, updates an adaptive filter which is used to estimate an echo signal, generates a pseudo-echo signal on the basis of an output signal and the adaptive filter, generates an echo-canceled signal by removing the pseudo-echo signal from the micr...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	OHASHI Hiromasa, ARAKI Junji
Format:	Patent
Sprache:	eng ; fre ; jpn
Schlagworte:	DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS TRANSMISSION
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