发明名称 |
Method and apparatus for trick-mode support of audio/video/data streams with conditional access |
摘要 |
A method for trick-mode play of an encrypted transport stream containing audio/video/data information comprising: extracting and decrypting data used as local metadata for programs in the encrypted transport stream; creating trick-mode pointers from the metadata; and storing the trick-mode pointers and the encrypted transport stream on a storage medium.
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申请公布号 |
US2004001693(A1) |
申请公布日期 |
2004.01.01 |
申请号 |
US20020183779 |
申请日期 |
2002.06.27 |
申请人 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
发明人 |
CAVALLERANO ALAN P.;SHEN RICHARD CHI-TE |
分类号 |
H04N5/76;G11B20/10;H04J3/00;H04N5/783;H04N5/91;H04N5/913;H04N7/167;H04N7/24;H04N7/26;H04N9/804;(IPC1-7):H04N5/783 |
主分类号 |
H04N5/76 |
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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