DIGITAL RIGHTS MANAGEMENT
First Claim
1. A method for distributing rights objects between a first device and a second device, the rights objects being used to authorize use of a content file, comprising the steps of:
- at the first device;
selecting and requesting content from a distribution server;
receiving a download descriptor file for the requested content, the download descriptor file identifying at least one available format of the content and identifying from where the content may be retrieved, wherein different formats of the content are suitable for devices having different rendering profiles and different formats of the content are contained within different content files;
receiving at least one rights object associated with the content files, the at least one rights object providing authorization rights for the content files; and
embedding the at least one rights object within the download descriptor file; and
,distributing the download descriptor file to the second device.
1 Assignment
0 Petitions
Accused Products
Abstract
A method for distributing rights objects between a first device 1 and a second device 50 is disclosed, the rights objects being used to authorise use of a content file. The method includes, at the first device, selecting and requesting content from a distribution server 3; receiving a download descriptor file 9 for the requested content, the download descriptor file identifying at least one available format of the content and identifying from where the content may be retrieved, wherein different formats of the content are suitable for devices having different rendering profiles and different formats of the content are contained within different content files; receiving at least one rights object 13 associated with the content files, the at least one rights object providing authorisation rights for the content files; and embedding the at least one rights object within the download descriptor file. The download descriptor file is then distributed to the second device.
34 Citations
24 Claims
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1. A method for distributing rights objects between a first device and a second device, the rights objects being used to authorize use of a content file, comprising the steps of:
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at the first device; selecting and requesting content from a distribution server; receiving a download descriptor file for the requested content, the download descriptor file identifying at least one available format of the content and identifying from where the content may be retrieved, wherein different formats of the content are suitable for devices having different rendering profiles and different formats of the content are contained within different content files; receiving at least one rights object associated with the content files, the at least one rights object providing authorization rights for the content files; and embedding the at least one rights object within the download descriptor file; and
,distributing the download descriptor file to the second device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 23)
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11. A system for distributing rights objects between a first device and a second device, the rights objects being used to authorize use of a content file, the system comprising:
the first device comprising; means for selecting and means for requesting content from a distribution server; means for receiving a download descriptor file for the requested content, the download descriptor file identifying at least one available format of the content and identifying where the content may be retrieved, wherein different formats of the content are suitable for devices having different rendering profiles and different formats of the content are contained within different content files; means for receiving at least one rights object associated with the content files, the at least one rights object providing authorization rights for the content file; means for embedding the at least one rights object within the download descriptor file; and
,means for distributing the download descriptor file to the second device. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 24)
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21. (canceled)
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22. (canceled)
Specification