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发明名称
Apparatus and method for formulating an interactive signal
摘要
申请公布号
EP0680216(B1)
申请公布日期
2007.11.21
申请号
EP19950105804
申请日期
1995.04.19
申请人
OPENTV, INC.
发明人
MENAND, JEAN-RENE;JESSUP, ANSLEY WAYNE, JR.;JOSEPH, KURIACOSE;DELPUCH, ALAIN MICHEL
分类号
H04N7/08;H04N7/081;H04N7/16;H04N7/20;H04N7/24;H04N7/52
主分类号
H04N7/08
代理机构
代理人
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