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发明名称
System for directed point-multipoint information transmission
摘要
申请公布号
EP0847160(A3)
申请公布日期
2004.12.01
申请号
EP19970440124
申请日期
1997.12.03
申请人
ALCATEL
发明人
GRAMMEL, GERD
分类号
H04L12/42;H04L12/437;(IPC1-7):H04J14/02;H04L12/28;H04Q11/00
主分类号
H04L12/42
代理机构
代理人
主权项
地址
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