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发明名称
METHOD AND APPARATUS FOR TARGETING OF INTERACTIVE VIRTUAL OBJECTS
摘要
申请公布号
CA2759751(A1)
申请公布日期
2003.04.17
申请号
CA20022759751
申请日期
2002.10.10
申请人
COMCAST IP HOLDINGS I. LLC
发明人
HENDRICKS, JOHN S.;BONNER, ALFRED E.;MCCOSKEY, JOHN S.;ASMUSSEN, MICHAEL L.
分类号
H04N21/80;G06T7/00;H04H20/38;H04H20/93;H04H60/33;H04H60/64;H04M1/57;H04N5/44;H04N5/445;H04N5/45;H04N5/60;H04N7/088;H04N7/10;H04N7/16;H04N7/173;H04N7/24;H04N21/2668;H04N21/85
主分类号
H04N21/80
代理机构
代理人
主权项
地址
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