Large scale digital live broadcast method based on digital right management |
Title： |
| Large scale digital live broadcast method based on digital right management |
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Application Number： |
200410062575 |
Application Date： |
2004/07/02 |
Announcement Date： |
2005/03/02 |
Pub. Date： |
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Publication Number： |
1588849 |
Announcement Number： |
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Grant Date： |
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Granted Pub. Date： |
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ApplicationType： |
Invention |
State/Country： |
11[China|beijing] |
IPC： |
H04L 9/32, H04L 9/00 |
Applicant(s)： |
Tsinghua Univ. |
Inventor(s)： |
Zhao Li, Li Bin, Yang Shiqiang |
Key Words： |
Large scale, digital, live broadcast method, digital right management |
Abstract： |
This invention relates to a large scale digital direct broadcast (DB) method based on digital authority management which receives a digital content to be ciphered, receives the personal registration information of a user to generate an identity ID. The user gets address of a dispatch address from a publish module and sends a dispatch request, the dispatch module sends the result to the user end which send a service request to the DB module or upper level customer end who sends digital content to the customer end requiring licence to its signing module and shows the digital content again according to the licence, used for providing DB service to users. |
Claim： |
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Priority： |
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PCT： |
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LegalStatus： |
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