发明名称 |
Identification of programming having supplementary content |
摘要 |
A method is described for associating a predefined unique symbol with a type of supplementary content for a program, creating a program schedule that includes a listing for the program, and providing the predefined unique symbol in association with the listing in the program schedule.
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申请公布号 |
US2003154481(A1) |
申请公布日期 |
2003.08.14 |
申请号 |
US20020074484 |
申请日期 |
2002.02.11 |
申请人 |
ANDERSEN DAVID B.;IYENGAR SRIDHAR;PILAT PAUL;SMILEY MARY D. |
发明人 |
ANDERSEN DAVID B.;IYENGAR SRIDHAR;PILAT PAUL;SMILEY MARY D. |
分类号 |
H04N5/445;(IPC1-7):H04N5/445;G06F3/00;G06F13/00 |
主分类号 |
H04N5/445 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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