| 发明名称 |
SYSTEMS AND METHODS FOR IMPROVED AUDIENCE MEASURING |
| 摘要 |
Systems and methods for measuring audience information of programs are described. Systems and methods for providing audience information to users of interactive television applications are described. |
| 申请公布号 |
KR20030036149(A) |
申请公布日期 |
2003.05.09 |
| 申请号 |
KR20027012851 |
申请日期 |
2002.09.27 |
| 申请人 |
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发明人 |
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| 分类号 |
H04N7/173;H04N17/00;G06Q30/00;H04H20/38;H04H60/31;H04H60/63;H04H60/65;H04N5/445;H04N5/76;H04N5/765;H04N5/775;H04N5/85;H04N7/16;H04N9/804;H04N21/25;H04N21/4147;H04N21/431;H04N21/442;H04N21/47;H04N21/4722;H04N21/488;H04N21/658;H04N21/81 |
主分类号 |
H04N7/173 |
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