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发明名称
MODEM SIGNAL DETECTING SYSTEM FOR ADAPTIVE DIFFERENTIAL PCM CODEC
摘要
申请公布号
CA2029749(A1)
申请公布日期
1991.05.17
申请号
CA19902029749
申请日期
1990.11.13
申请人
FUJITSU LIMITED
发明人
SAKAMOTO, KEIZO;TOMITA, YOSHIHIRO;ORIHARA, HIRONORI
分类号
H04L27/00
主分类号
H04L27/00
代理机构
代理人
主权项
地址
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