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发明名称
ECHO CANCELLER EMPLOYING DUAL-H ARCHITECTURE HAVING IMPROVED NON-LINEAR ECHO PATH DETECTION
摘要
申请公布号
EP1042903(A1)
申请公布日期
2000.10.11
申请号
EP19980957966
申请日期
1998.11.13
申请人
TELLABS OPERATIONS, INC.
发明人
LABERTEAUX, KENNETH, P.
分类号
H03H21/00;H04B3/23;H04M1/58;H04M9/08;(IPC1-7):H04M9/00;H04B3/20
主分类号
H03H21/00
代理机构
代理人
主权项
地址
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