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发明名称
ACOUSTICAL ECHO CANCELLATION DEVICE
摘要
申请公布号
EP1208689(B1)
申请公布日期
2005.10.26
申请号
EP20000948012
申请日期
2000.07.28
申请人
TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
发明人
LINDGREN, ULF;MISRA, MOHAN;PHILIPSSON, JOHN
分类号
H04B3/21;G10L21/02;H04B3/23;H04B7/015;H04M1/00;H04M1/60;H04M9/08;(IPC1-7):H04M9/08
主分类号
H04B3/21
代理机构
代理人
主权项
地址
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