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发明名称
ECHO CANCELLER PROVIDED WITH IMPROVED DOUBLE-CALL DETECTION
摘要
申请公布号
JPH04275724(A)
申请公布日期
1992.10.01
申请号
JP19910332166
申请日期
1991.12.16
申请人
PHILIPS GLOEILAMPENFAB:NV
发明人
KORUNERISU PIITAA YANSE;FURANSHISUKASU ANTONIUSU MARIA FUAN DE RAARU
分类号
H04B3/23;H04M9/08
主分类号
H04B3/23
代理机构
代理人
主权项
地址
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