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Method and system of content protection

A content and content key technology, which is applied in the direction of program/content distribution protection, instruments, and electronic digital data processing, etc., can solve the problems of using terminals and not being able to strictly control copyright, so as to improve overall control, protect personal interests, and protect benefit effect

Active Publication Date: 2009-03-11
DATANG MICROELECTRONICS TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] In view of this, the present invention is to provide a content protection method and system to solve the above-mentioned problem that the service operator cannot strictly control the copyright of the content of the service operated and the various types of terminals using the service operated

Method used

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  • Method and system of content protection
  • Method and system of content protection
  • Method and system of content protection

Examples

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Embodiment Construction

[0036] In order to solve the problem that business operators cannot strictly control the copyright of the content of the business they operate and use various types of terminals for the business they operate. The present invention stores the playback control object and the key in the content protection personal device; or stores the playback control object in the playback terminal, and the content protection personal device only saves the key. The playback terminal or player needs to connect online with the content protection personal device when playing content. After passing the content protection personal device authentication, obtain the key for playing the content from the content protection personal device, use the key to decrypt the downloaded content and follow the playback control The object's request is played.

[0037] The method of the present invention is described in detail below in conjunction with accompanying drawing, see figure 1 , the method of the present ...

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Abstract

This invention discloses one content protection method and system, wherein, the method comprises the following steps: play terminal gets content coded from content process or download management center; content protective personal device gets content keys from content process or download management center; play terminal gets content keys from the device and to decode the content for playing. The invention system comprises play terminal, content process or download management center, content protective personal device.

Description

technical field [0001] The present invention relates to the field of content protection, in particular to a method and system for content protection. Background technique [0002] With the development of network communication technology, the Internet, mobile storage technology, and wireless communication technology have brought great vitality to the dissemination of various information content, such as music, video, games, etc., have been widely disseminated by the public. However, due to the lack of effective copyright technology protection means, the Internet has become a carrier of free resources. Without the authorization of the copyright owner, the creation of the original creator is disseminated and shared on the Internet, which has caused great harm to the interests of the original creator. Loss. [0003] One solution is through digital rights management, but most of the existing digital rights center on trusted playback terminals, which handle downloaded content and...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06F21/22G06F21/10
Inventor 穆肇骊
Owner DATANG MICROELECTRONICS TECH CO LTD