| 发明名称 |
SIGNATURE-BASED PROGRAM IDENTIFICATION APPARATUS AND METHODS FOR USE WITH DIGITAL BROADCAST SYSTEMS. |
| 摘要 |
<p>Signature-based program identification apparatus and methods for use with digital audio and/or video systems are disclosed. The disclosed systems and methods develop signatures of digital audio and/or video content from a digital data stream at two or more sites and compare the signatures to one another to identify the content.</p> |
| 申请公布号 |
MXPA05014162(A) |
申请公布日期 |
2006.03.13 |
| 申请号 |
MX2005PA14162 |
申请日期 |
2003.07.18 |
| 申请人 |
NIELSEN MEDIA RESEARCH, INC. |
发明人 |
DAVID H. WRIGHT |
| 分类号 |
H04H60/40;H04H60/43;H04H60/58;H04H60/59;H04N7/16;H04N7/173;H04N9/00;(IPC1-7):H04N7/00 |
主分类号 |
H04H60/40 |
| 代理机构 |
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| 地址 |
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