Content download system, content supply device, content receiving device and method thereof
A technology for content reception and content, which is used in transmission systems, bidirectional working systems, computer security devices, etc.
Inactive Publication Date: 2008-11-19
SONY CORP
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- Abstract
- Description
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- Application Information
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Problems solved by technology
However, the existing content download services are all services for personal computers, and it is difficult to say that they are services that anyone can use arbitrarily, such as television receivers.
Method used
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The invention provides a system in response to various application manners of a content downloading service. In application manner of mode b, it comprises: responding to downloading operation of a user to obtain a downloading control metafile, instantly downloading content according to the file, requesting a permission after the content is downloaded; providing a fake permission corresponding to the request; requesting a true permission to DRM server from DRM client when reproducing the downloaded content as a true permission has not been acquired, providing a true permission by responding to the request, and charging. The invention may be applied in a content downloading server.
Description
Content downloading system, content providing device, content receiving device and method thereof technical field The present invention relates to a content downloading system, a content downloading method, a content providing device, a content providing method, a content receiving device, a content receiving method, and a program, and in particular, to a content download service suitable for realizing a content that can be downloaded and stored at any timing. A content download system and a content download method, a content providing device and a content providing method, a content receiving device and a content receiving method, and a program in the case of the present invention. Background technique With the popularization of high-speed data communication networks represented by the Internet, there are content download servers that sell various contents such as music, images, and computer programs (for example, refer to Patent Document 1). However, the existing conten...
Claims
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IPC IPC(8): G06F21/00G06Q30/00H04L29/06G06F21/10G06F21/33G06F21/62H04N7/16H04N7/173H04N21/21H04N21/2347H04N21/235H04N21/258H04N21/41H04N21/426H04N21/433H04N21/4405H04N21/472
CPCG06F2221/2107G06F21/10G06F2221/2119G06F21/30H04N21/4623H04N21/434H04N21/435G06Q20/1235
Inventor 北里直久
Owner SONY CORP