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经营范围
发明名称
Acoustic echo canceller
摘要
申请公布号
EP1424846(A3)
申请公布日期
2005.01.26
申请号
EP20030257532
申请日期
2003.11.28
申请人
MITEL KNOWLEDGE CORPORATION
发明人
POPOVIC, MIRJANA;XU, XIN
分类号
H04M9/08;(IPC1-7):H04M9/08
主分类号
H04M9/08
代理机构
代理人
主权项
地址
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