发明名称 |
TRANSMITTER APPARATUS FOR MPEG-4 IPMP EXTENDED ISMA MEDIA STREAM |
摘要 |
<p>A device which transmits an ISMA media stream subjected to MPEG-4 IPMP extension. An ISMA media stream having an ISMA header and including contents as a payload is constituted, an IPMP tool list descriptor representing, as a tool required for processing of the contents, at least one tool selected from a group including an IPMP tool, an ISMA Cryp decryption tool, and a key management system (KMS) tool is buried in the media stream, and the ISMA media stream is transmitted.</p> |
申请公布号 |
EP1626522(A1) |
申请公布日期 |
2006.02.15 |
申请号 |
EP20040730663 |
申请日期 |
2004.04.30 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
JI, MING;LIU, JING;SHEN, SHENG, MEI;SENOH, TAKANORI |
分类号 |
H04N7/24;(IPC1-7):H04L9/14 |
主分类号 |
H04N7/24 |
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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