发明名称 |
Digital content distribution using web broadcasting services |
摘要 |
<p>A method of securely receiving data on a user's system from a web broadcast infrastructure with a plurality of channels. The method comprising the steps of: receiving promotional metadata from a first web broadcast channel, the promotional metadata related to data available for reception; assembling at least part of the promotional metadata into a promotional offering for review by a user; selecting by a user, data to be received related to the promotional metadata; receiving data from a second web broadcast channel, the data selected from the promotional metadata, and wherein the data has been previously encrypted using a first encrypting key; and receiving the first decrypting key via a computer readable medium, the first decrypting key for decrypting at least some of the data received via the second web broadcast channel. In another embodiment, a method and system to transmit data securely from a web broadcast centre is disclosed. <IMAGE></p> |
申请公布号 |
EP1107137(A2) |
申请公布日期 |
2001.06.13 |
申请号 |
EP20000310981 |
申请日期 |
2000.12.08 |
申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
MOURAD, MAGDA;MUNSON, JONATHAN P.;PACIFICI, GIOVANNI;TANTAWY, AHMED;YOUSSEF, ALAA S. |
分类号 |
G06F17/30;(IPC1-7):G06F17/30 |
主分类号 |
G06F17/30 |
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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