APPARATUS AND METHOD OF SETTING RIGHTS OBJECT MAPPING TABLE

• US 20070266208A1
• Filed: 05/09/2007
• Published: 11/15/2007
• Est. Priority Date: 05/12/2006
• Status: Abandoned Application

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: KIM, Yeo-jin, OH, Yun-sang, KIM, Ji-soo, JUNG, Kyung-im, SIM, Sang-gyoo
• Application Number:
  US11/746,410
• Publication Number:
  US 20070266208A1
• Time in Patent Office: Days
• US Class Current: 711/154
• CPC Class Codes: G06F 21/107 License processing; Key processing
• CPC Class Codes: G06F 21/109 by using specially-adapted hardware at the client
• CPC Class Codes: G06F 21/33 using certificates
• CPC Class Codes: G06F 21/445 by mutual authentication, e.g. between devices or programs
• CPC Class Codes: G06Q 20/027 involving a payment switch or gateway
• CPC Class Codes: H04L 2209/24 Key scheduling, i.e. generating round keys or sub-keys for block encryption
• CPC Class Codes: H04L 2209/603 Digital right managament [DRM]
• CPC Class Codes: H04L 63/0428 wherein the data content is protected, e.g. by encrypting or encapsulating the payload
• CPC Class Codes: H04L 63/0442 wherein the sending and receiving network entities apply asymmetric encryption, i.e. different keys for encryption and decryption cryptographic mechanisms or cryptographic arrangements for public-key encryption H04L9/30
• CPC Class Codes: H04L 63/0823 using certificates cryptographic mechanisms or cryptographic arrangements for entity authentication involving certificates H04L9/3263
• CPC Class Codes: H04L 63/0853 using an additional device, e.g. smartcard, SIM or a different communication terminal cryptographic mechanisms or cryptographic arrangements for entity authentication involving additional secure or trusted devices H04L9/3234
• CPC Class Codes: H04L 63/0869 for achieving mutual authentication cryptographic mechanisms or cryptographic arrangements for mutual authentication H04L9/3273
• CPC Class Codes: H04L 9/0816 Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
• CPC Class Codes: H04L 9/3268 using certificate validation, registration, distribution or revocation, e.g. certificate revocation list [CRL]
• CPC Class Codes: H04L 9/3273 for mutual authentication network architectures or network communication protocols for achieving mutual authentication in a packet data network H04L63/0869

Abstract

An apparatus and a method are provided for setting a rights object mapping table. The apparatus for setting a rights object mapping table includes a transmitting module which transmits a rights object mapping table of a host device to a portable storage device, and a setting module which sets the rights object mapping table in the portable storage device. The rights object mapping table contains information for conversion between rights objects.

Claims

1. An apparatus for setting a rights object mapping table, the apparatus comprising:

a transmitting module which transmits a rights object mapping table of a host device to a portable storage device; and

a setting module which sets the rights object mapping table in the portable storage device,

wherein the rights object mapping table comprises information for conversion between rights objects.

2. The apparatus of claim 1, further comprising:

a conversion module which uses the rights object mapping table to convert a rights object, which allows a specific contents object of the host device to be executed, into a rights object having a predetermined format and transmits the converted rights object to the portable storage device, or uses the rights object mapping table convert a rights object having a predetermined format received from the portable storage device into a rights object, which allows a specific contents object of the host device to be executed.

3. The apparatus of claim 1, wherein, if version information regarding the rights object mapping table of the portable storage device is earlier than version information regarding the rights object mapping table of the host device, the setting module updates the rights object mapping table of the portable storage device using information regarding the rights object mapping table of the host device.

4. The apparatus of claim 1, wherein the information for conversion between rights objects comprises at least one of permission information, constraint information, and version information of the rights objects.

5. The apparatus of claim 1, wherein the information for conversion between rights objects comprises code values corresponding to tag information of the rights objects.

6. The apparatus of claim 1, wherein, if the rights object mapping table of the host device and the rights object mapping table of the portable storage device are incompatible with each other, the setting module keeps the rights object mapping table of the portable storage device as it is and sets the rights object mapping table of the host device in the portable storage device.

7. An apparatus for setting a rights object mapping table, the apparatus comprising:

a transmitting module which transmits a rights object mapping table of a portable storage device to a host device; and

a setting module which sets the rights object mapping table in the host device,

wherein the rights object mapping table comprises information for conversion between rights objects.

8. The apparatus of claim 7, further comprising:

a search module which searches version information regarding the rights object mapping table of the portable storage device and positional information of the rights objects.

9. The apparatus of claim 7, wherein, if version information regarding the rights object mapping table of the host device is earlier than version information regarding the rights object mapping table of the portable storage device, the setting module updates the rights object mapping table of the host device using information regarding the rights object mapping table of the portable storage device.

10. The apparatus of claim 7, wherein the information for conversion between rights objects comprises at least one of permission information, constraint information, and version information of the rights objects.

11. The apparatus of claim 7, wherein the information for conversion between rights objects comprises code values corresponding to tag information of the rights objects.

12. The apparatus of claim 7, wherein, if the rights object mapping table of the host device and the rights object mapping table of the portable storage device are incompatible with each other, the setting module keeps the rights object mapping table of the host device as it is and sets the rights object mapping table of the portable storage device in the host device.

13. A method of setting a rights object mapping table, the method comprising:

transmitting a rights object mapping table to a portable storage device; and

setting the rights object mapping table in the portable storage device,

wherein the rights object mapping table comprises information for conversion between rights objects.

14. The method of claim 13, further comprising:

converting a rights object, which allows a specific contents object of a host device to be executed, into a rights object having a predetermined format using the rights object mapping table, and transmitting the converted rights object to the portable storage device.

15. The method of claim 13, further comprising:

converting a rights object having a predetermined format received from the portable storage device into a rights object, which allows a specific contents object of the host device to be executed, using the rights object mapping table.

16. The method of claim 13, wherein, if version information regarding the rights object mapping table of the portable storage device is earlier than version information regarding the rights object mapping table of the host device, the setting comprises causing the host device to update the rights object mapping table of the portable storage device using information regarding the rights object mapping table of the host device.

17. The method of claim 13, wherein, if the rights object mapping table of the host device and the rights object mapping table of the portable storage device are incompatible with each other, the setting comprises causing the host device to keep the rights object mapping table of the portable storage device as it is and to set the rights object mapping table of the host device in the portable storage device.

18. The method of claim 13, wherein the information for conversion between rights objects comprises at least one of permission information, constraint information, and version information of the rights objects and code values corresponding to tag information of the rights objects.

19. A method of setting a rights object mapping table, the method comprising:

transmitting a rights object mapping table to a host device; and

setting the rights object mapping table in the host device,

wherein the rights object mapping table comprises information for conversion between rights objects.

20. The method of claim 19, wherein, if version information regarding the rights object mapping table of the host device is earlier than version information regarding the rights object mapping table of a portable storage device, the setting comprises causing the portable storage device to update the rights object mapping table of the host device using information regarding the rights object mapping table of the portable storage device.

21. The method of claim 19, wherein, if the rights object mapping table of the host device and the rights object mapping table of the portable storage device are incompatible with each other, the setting comprises causing the portable storage device to keep the rights object mapping table of the host device as it is and to set the rights object mapping table of the portable storage device in the host device.

22. The method of claim 19, wherein the information for conversion between rights objects comprises at least one of permission information, constraint information, and version information of the rights objects and code values corresponding to tag information of the rights objects.

23. An apparatus for setting a rights object mapping table, the apparatus comprising:

a comparison module which compares version information regarding a rights object mapping table of a host device with version information regarding a rights object mapping table of a portable storage device; and

a setting module which sets a rights object mapping table having latest version information in a device including a rights object mapping table having earlier version information according to a result of the comparison by the comparison module,

wherein the rights object mapping table comprises information for conversion between rights objects.

24. The apparatus of claim 23, further comprising:

a conversion module which uses the rights object mapping table to convert a rights object, which allows a specific contents object of the host device to be executed, into a rights object having a predetermined format and transmits the converted rights object to the portable storage device, or uses the rights object mapping table to convert a rights object having a predetermined format received from the portable storage device into a rights object, which allows a specific contents object of the host device to be executed.

25. The apparatus of claim 23, wherein, if the version information regarding the rights object mapping table of the portable storage device is earlier than the version information regarding the rights object mapping table of the host device, and the rights object mapping table of the host device and the rights object mapping table of the portable storage device are incompatible with each other, the setting module keeps the rights object mapping table of the portable storage device as it is and sets the rights object mapping table of the host device in the portable storage device.

26. The apparatus of claim 23, wherein, if the version information regarding the rights object mapping table of the portable storage device is earlier than the version information regarding the rights object mapping table of the host device, and the rights object mapping table of the host device and the rights object mapping table of the portable storage device are incompatible with each other, the setting module keeps the rights object mapping table of the host device as it is and sets the rights object mapping table of the portable storage device in the host device.

27. The apparatus of claim 23, wherein the information for conversion between rights objects comprises at least one of permission information, constraint information, and version information of the rights objects, and code values corresponding to tag information of the rights objects.

28. The apparatus of claim 23, wherein the setting module compares the rights object mapping table of the portable storage device with the rights object mapping table of the host device and updates a rights object mapping table having earlier version information to reflect upgrades.

29. A method of setting a rights object mapping table, the method comprising:

comparing version information regarding a rights object mapping table thereof with version information regarding a rights object mapping table of a portable storage device; and

setting a rights object mapping table having latest version information therein or in the portable storage device including a rights object mapping table having earlier version information according to the comparison result,

wherein the rights object mapping table comprises information for conversion between rights objects.

30. The method of claim 29, further comprising:

converting a rights object, which allows a specific contents object thereof to be executed, into a rights object having a predetermined format using the rights object mapping table, and transmitting the converted rights object to the portable storage device.

31. The method of claim 29, further comprising:

converting a rights object having a predetermined format received from the portable storage device into a rights object, which allows a specific contents object of a host device to be executed.

32. The method of claim 29, wherein, if the version information regarding the rights object mapping table of the portable storage device is earlier than the version information regarding the rights object mapping table of the host device, and the rights object mapping table of the host device and the rights object mapping table of the portable storage device are incompatible with each other, the setting comprises causing the host device to keep the rights object mapping table of the portable storage device as it is and to set the rights object mapping table of the host device in the portable storage device.

33. The method of claim 29, wherein, if the version information regarding the rights object mapping table of the portable storage device is earlier than the version information regarding the rights object mapping table of the host device, and the rights object mapping table of the host device and the rights object mapping table of the portable storage device are incompatible with each other, the setting comprises causing the host device to keep the rights object mapping table of the host device as it is and to set the rights object mapping table of the portable storage device in the host device.

34. The method of claim 29, wherein the information for conversion between rights objects comprises at least one of permission information, constraint information, and version information of the rights objects, and code values corresponding to tag information of the rights objects.

35. The method of claim 29, wherein the setting comprises causing the host device to compare the rights object mapping table of the portable storage device with the rights object mapping table of the host device and to update a rights object mapping table having earlier version information to reflect upgrades.