| 发明名称 |
METHOD FOR GENERATING HASHES FROM A COMPRESSED MULTIMEDIA CONTENT |
| 摘要 |
Method and apparatus for generating a hash signal representative of a multimedia signal are described. The method includes receiving a bit-stream comprising a compressed multimedia signal, selectively reading from the bit-stream predetermined parameters, and deriving a hash function from the parameters. |
| 申请公布号 |
AU2003239732(A1) |
申请公布日期 |
2004.01.06 |
| 申请号 |
AU20030239732 |
申请日期 |
2003.06.12 |
| 申请人 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
发明人 |
ARNOLDUS, W., J. OOMEN;ANTONIUS, A., C., M. KALKER;JAKOBUS MIDDELJANS;JAAP, A. HAITSMA |
| 分类号 |
G09C1/00;G10L25/48;H04N1/32;H04N7/167;H04N7/26;H04N7/30;(IPC1-7):H04N7/26 |
主分类号 |
G09C1/00 |
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