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发明名称
METHOD TO TEST THE FUNCTION OF AN ADAPTIVE ECHO CANCELLER
摘要
申请公布号
EP0199727(B1)
申请公布日期
1989.09.27
申请号
EP19850900507
申请日期
1984.12.19
申请人
TELEFONAKTIEBOLAGET L M ERICSSON
发明人
DAHLQVIST, INGEMAR, ERIK
分类号
H04B3/46;H04B3/23
主分类号
H04B3/46
代理机构
代理人
主权项
地址
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