METHOD AND APPARATUS FOR PROVIDING CLOUD-BASED DIGITAL RIGHTS MANAGEMENT SERVICE AND SYSTEM THEREOF

• US 20130167253A1
• Filed: 12/21/2012
• Published: 06/27/2013
• Est. Priority Date: 12/21/2011
• Status: Active Grant

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: SELEZNEV, Sergey Nikolayevich, LEE, Byung-Rae
• Granted Patent: US 9,898,588 B2
• Time in Patent Office: Days
• US Class Current: 726/29
• CPC Class Codes: G06F 21/10 Protecting distributed programs or content, e.g. vending or licensing of copyrighted material protection in video systems or pay television H04N7/16 ; Digital rights management [DRM]
• CPC Class Codes: G06F 21/44 Program or device authentication

Abstract

A method for providing a Digital Rights Management (DRM) service in a network is provided. The method includes receiving a request message for device registration, which includes DRM-related identification information, from a user device; and registering registration information of the user device, which is distinguished according to a corresponding user account and according to a corresponding DRM solution, based on the DRM-related identification information.

Claims

1. A method for providing a Digital Rights Management (DRM) service in a network, comprising:

receiving a request message for device registration, which includes DRM-related identification information, from a user device; and

registering registration information of the user device based on the DRM-related identification information, the user device being distinguished according to a DRM solution, the registration information being registered to correspond to a user account.

2. The method of claim 1, wherein the DRM-related identification information includes at least one of a DRM-specific device IDentifier (ID) and a DRM system ID related to the DRM solution.

3. The method of claim 1, further comprising sending an acknowledgement message based on the registration information to the user device,

wherein the acknowledgement message includes an authorization token for device registration for the user device in a cloud-based DRM operator in the network.

4. The method of claim 3, wherein the authorization token includes at least one of a primary client IDentifier (ID) for identifying all user devices of a user that are registered in the user account, and also includes at least one secondary client ID for identifying a sub group of user devices that are registered in the user account according to the DRM solution.

5. The method of claim 1, wherein the registration information includes information about a plurality of user devices that use at least one DRM solution and are registered in the user account.

6. The method of claim 1, wherein the registration information is registered by a service operator that provides digital content to the user device in the network.

7. A service operator apparatus for providing a Digital Rights Management (DRM) service in a network, comprising:

a service portal for receiving, from a user device, a request message for device registration, the request message including DRM-related identification information; and

a user account registry for registering registration information of the user device based on the DRM-related identification information delivered from the service portal, the user device being distinguished according to a DRM solution, the registration information being registered to correspond to a user account.

8. The service operator apparatus of claim 7, wherein the DRM-related identification information includes at least one of a DRM-specific device IDentifier (ID) and a DRM system ID related to the DRM solution.

9. The service operator apparatus of claim 7, wherein the user account registry sends an acknowledgement message based on the registration information to the user device, and

wherein the acknowledgement message includes an authorization token for device registration for the user device in a cloud-based DRM operator in the network.

10. The service operator apparatus of claim 9, wherein the authorization token includes at least one of a primary client IDentifier (ID) for identifying all user devices of a user that are registered in the user account, and also includes at least one secondary client ID for identifying a sub group of user devices that are registered in the user account depending on the DRM solution.

11. The service operator apparatus of claim 7, wherein the registration information includes information about a plurality of user devices that use at least one DRM solution and are registered in the user account.

12. The service operator apparatus of claim 7, wherein the registration information is registered by a service operator that provides digital content to the user device in the network.

13. A method for providing a Digital Rights Management (DRM) service in a network, comprising:

receiving, from a user device having an authorization token for device registration related to DRM, a request message for device registration, the request message including the authorization token; and

recording, based on the received authorization token, registration information including information about a DRM solution that the user device intends to use.

14. The method of claim 13, wherein the authorization token includes at least one of a primary client IDentifier (ID) for identifying all user devices of a user that are registered in a user account, and also includes at least one secondary client ID for identifying a sub group of user devices that are registered in the user account according to the DRM solution.

15. The method of claim 14, wherein recording the registration information comprises determining whether the primary and secondary client IDs exist in existing registration information, and upon determining that the primary and secondary client IDs do not exist in the existing registration information, updating the registration information to include the primary and secondary client IDs therein.

16. The method of claim 13, further comprising:

creating a DRM domain supporting a target DRM corresponding to the DRM solution, after performing the recording;

sending, to the user device, an acknowledgement message indicating device registration results for the user device; and

performing DRM-specific registration and domain joining for the user device by communicating with the user device.

17. A Digital Rights Management (DRM) operator apparatus for providing a DRM service in a network, comprising:

a DRM system controller for receiving, from a user device having an authorization token for device registration related to DRM, a request message for device registration, such that the request message includes the authorization token, and recording, based on the received authorization token, registration information including information about a DRM solution that the user device intends to use.

18. The DRM operator apparatus of claim 17, wherein the authorization token includes at least one of a primary client IDentifier (ID) for identifying all user devices of a user that are registered in a user account, and also includes at least one secondary client ID for identifying a sub group of user devices that are registered in the user account according to the DRM solution.

19. The DRM operator apparatus of claim 18, wherein the DRM system controller determines whether the primary and secondary client IDs exist in existing registration information, and upon determining that the primary and secondary client IDs do not exist in the registration information, updates the registration information to include the primary and secondary client IDs therein.

20. The DRM operator apparatus of claim 17, further comprising at least one DRM server for creating a DRM domain supporting a target DRM corresponding to the DRM solution depending on an instruction of the DRM system controller, and performing DRM-specific registration and domain joining for the user device by communicating with a DRM client of the user device;

wherein if the DRM domain is created, the DRM system controller sends, to the user device, an acknowledgement message indicating device registration results for the user device.

21. A method for providing a Digital Rights Management (DRM) service in a network, comprising:

receiving, from a user device, by a service operator providing digital content to the user device, a message for requesting a license for use of the DRM service;

checking, by the service operator, DRM-related registration information of the user device and transferring an authorization token for the license to the user device;

receiving, from the user device, by a DRM operator that hosts a plurality of DRM schemes, a license request message including the authorization token; and

performing, by the DRM operator upon receiving the license request message, a DRM-specific procedure for providing the license by communicating with the user device.

22. The method of claim 21, wherein the authorization token includes at least one of a primary client IDentifier (ID) for identifying all user devices of a user that are registered in a user account, and also includes at least one secondary client ID for identifying a sub group of user devices that are registered in the user account according to a DRM solution.

23. The method of claim 21, wherein the authorization token further includes at least one of an ID of the service operator that generated the authorization token, an ID for identifying digital content purchased by a user, an authorization code for the content, a licensing policy, and a Uniform Resource Locator (URL) of an entity that provides a security context for generation of the license.

24. The method of claim 21, further comprising acquiring, by the DRM operator upon receiving the license request message, a security context for the digital content from a content provider or the service operator using a security context registration URL included in the license request message.

25. The method of claim 21, wherein the DRM-specific procedure includes DRM-specific registration and domain joining of a DRM solution used by the user device.

26. A system for providing a Digital Rights Management (DRM) service in a network, comprising:

a service operator for providing digital content, and upon receiving, from a user device, a message for requesting a license for use of the DRM service, checking DRM-related registration information of the user device and transferring, to the user device, an authorization token for the license; and

a DRM operator for hosting a plurality of DRM schemes, and upon receiving a license request message including the authorization token from the user device, performing DRM-specific procedure for provisioning of the license by communicating with the user device.

27. The system of claim 26, wherein the authorization token includes at least one of a primary client IDentifier (ID) for identifying all user devices of a user that are registered in a user account, and also includes at least one secondary client ID for identifying a sub group of user devices that are registered in the user account according to a DRM solution.

28. The system of claim 26, wherein the authorization token further includes at least one of an ID of the service operator that generated the authorization token, an ID for identifying digital content purchased by a user, an authorization code for the content, a licensing policy, and a Uniform Resource Locator (URL) of an entity that provides a security context for generation of the license.

29. The system of claim 26, wherein DRM operator acquires a security context for the digital content from a content provider or the service operator using a security context registration URL included in the license request message.

30. The system of claim 26, wherein the DRM-specific procedure includes DRM-specific registration and domain joining of a DRM solution used by the user device.

31. A method for receiving a Digital Rights Management (DRM) service by a user device in a network, comprising:

sending, to a service operator that recorded DRM-related registration information of the user device, a message for requesting a license for use of the DRM service;

receiving, from the service operator that checked the DRM-related registration information, an authorization token for the license;

sending, to a DRM operator that hosts a plurality of DRM schemes, a message including the authorization token for the license; and

performing a DRM-specific procedure for provisioning of the license by communicating with the DRM operator that has received the authorization token for the license.

32. The method of claim 31, further comprising:

receiving, from the service operator, an authorization token for DRM-related device registration; and

performing device registration for the user device by transferring the authorization token for DRM-related device registration to the DRM operator.

33. The method of claim 31, wherein the authorization token includes at least one of a primary client IDentifier (ID) for identifying all user devices of a user that are registered in a user account, and at least one secondary client ID for identifying a sub group of user devices that are registered in the user account according to a DRM solution.

34. The method of claim 31, wherein the DRM-specific procedure includes DRM-specific registration and domain joining of a DRM solution used by the user device.

35. The method of claim 31, further comprising transferring, to at least one other user device, the authorization token for the license.

36. A user device for receiving a Digital Rights Management (DRM) service in a network, comprising:

a service client for sending, to a service operator that recorded DRM-related registration information of the user device, a message for requesting a license for use of the DRM service, receiving, from the service operator that checked the DRM-related registration information, an authorization token for the license, and sending, to a DRM operator that hosts a plurality of DRM schemes, a message including the authorization token for the license; and

a DRM client for performing a DRM-specific procedure for providing the license by communicating with the DRM operator that has received the authorization token for the license.

37. The user device of claim 36, wherein the service client receives, from the service operator, an authorization token for DRM-related device registration, and performs device registration for the user device by transferring, to the DRM operator, the authorization token for DRM-related device registration.

38. The user device of claim 36, wherein the authorization token includes at least one of a primary client IDentifier (ID) for identifying all user devices of a user that are registered in a user account, and also includes at least one secondary client ID for identifying a sub group of user devices that are registered in the user account according to a DRM solution.

39. The user device of claim 36, wherein the DRM-specific procedure includes DRM-specific registration and domain joining of a DRM solution used by the user device.

40. The user device of claim 36, wherein the service client transfers, to at least one other user device, the authorization token for the license.