ADAPTIVE FILTER FOR PRODUCING AND ECHO CANCELLATION SIGNAL IN A TRANSCEIVER SYSTEM FOR DUPLEX DIGITAL COMMUNICATION THROUGH ONE SINGLE PAIR OF CONDUCTORS
摘要
申请公布号
EP0240056(B1)
申请公布日期
1991.07.31
申请号
EP19870200456
申请日期
1987.03.11
申请人
AT&T NETWORK SYSTEMS NEDERLAND B.V.;AT&T NETWORK SYSTEMS INTERNATIONAL B.V.
