Method for Providing License Corresponding to Encrypted Contents to Client Apparatus and Digital Rights Management Conversion System Using the Method
First Claim
1. An operating method of a digital rights management conversion system for providing a license corresponding to encrypted contents to client apparatus, the method comprising the steps of:
- (i) digital rights management converting first digital rights contents type first contents and a first license corresponding to the first contents to generate second digital rights contents type second contents and a second license corresponding to the second contents;
(ii) receiving a license request corresponding to the second contents super-distributed to a third person;
(iii) requesting a second license corresponding to the second contents super-distributed from a server corresponding to the second digital right management; and
(iv) receiving the second license corresponding to the second contents super-distributed and transmitting the second license to the third person.
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Accused Products
Abstract
Disclosed are a method for providing a license corresponding to encrypted contents to a client apparatus, which provides a license in response to a request of the license corresponding to contents super-distributed to a third person in a DRM conversion system, and a DRM conversion system using the same. First digital rights contents type first contents and a first license corresponding to the first contents are digital rights management converted to generate second digital rights contents type second contents and a second license corresponding to the second contents. A license request corresponding to the second contents super-distributed to a third person is received. A second license corresponding to the second contents super-distributed is requested from a server corresponding to the second digital right management. The second license corresponding to the second contents super-distributed is received and transmitted to the third person.
30 Citations
17 Claims
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1. An operating method of a digital rights management conversion system for providing a license corresponding to encrypted contents to client apparatus, the method comprising the steps of:
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(i) digital rights management converting first digital rights contents type first contents and a first license corresponding to the first contents to generate second digital rights contents type second contents and a second license corresponding to the second contents; (ii) receiving a license request corresponding to the second contents super-distributed to a third person; (iii) requesting a second license corresponding to the second contents super-distributed from a server corresponding to the second digital right management; and
(iv) receiving the second license corresponding to the second contents super-distributed and transmitting the second license to the third person. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. An operating method of a client apparatus for reproducing encrypted contents, the method comprising the steps of:
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(a) receiving contents converted to a second digital rights management type from a first digital rights management type through a digital rights management conversion system; (b) requesting a license corresponding to the contents converted into the second digital rights management type from the digital rights management conversion system; and (c) receiving a license corresponding to the converted contents into the second digital rights management type from a sever corresponding to the second digital rights management type through the digital rights management conversion system. - View Dependent Claims (11, 12, 13)
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14. A digital rights management conversion system for providing a license corresponding to encrypted contents to a client apparatus, comprising:
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a digital rights management converter for digital rights management converting first digital rights contents type first contents and a first license corresponding to the first contents to generate second digital rights contents type second contents and a second license corresponding to the second contents; a receiver for receiving a license request corresponding to the second contents super-distributed to a third person; a license providing section for requesting a second license corresponding to the second contents super-distributed from a server corresponding to the second digital right management, and receiving the second license corresponding to the second contents super-distributed and transmitting the second license to the third person. - View Dependent Claims (15, 16, 17)
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Specification