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发明名称
Method and apparatus to connect echo cancellers for telephone links
摘要
申请公布号
EP0742648(A3)
申请公布日期
2002.01.02
申请号
EP19960106925
申请日期
1996.05.02
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
EDLINGER, HELMUT, ING.;MUELLER, HANS-PETER, DIPL.-ING.
分类号
H04B3/23;H04M3/00;H04M7/00;H04Q3/00;(IPC1-7):H04B3/23
主分类号
H04B3/23
代理机构
代理人
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