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US08214912B2 Method and apparatus for temporarily using DRM contents 失效
临时使用DRM内容的方法和装置

Method and apparatus for temporarily using DRM contents
Abstract:
A method and apparatus for temporarily using Digital Rights Management (DRM) contents is provided. The method includes receiving a rights object having information required for using the contents, converting the rights object into a first temporary rights object and a second temporary rights object for a temporary use of the contents, and transmitting the first temporary rights object and the second temporary rights object to an unauthorized device. The first temporary rights object and the second temporary rights object are the rights objects that allow using the contents for a predetermined time.
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