CONTROLLING DATABASE COPYRIGHTS

• US 20070061267A1
• Filed: 08/31/2006
• Published: 03/15/2007
• Est. Priority Date: 04/01/1994
• Status: Active Grant

• Current Assignee: Piracy Protection LLC (LF Capital Partners, LLC)
• Original Assignee: Intarsia Software LLC (Intellectual Ventures LLC)
• Inventors: Saito, Makoto
• Granted Patent: US 7,979,354 B2
• Time in Patent Office: Days
• US Class Current: 705/51
• CPC Class Codes: G06Q 20/02 involving a neutral party, e.g. certification authority, notary or trusted third party [TTP]
• CPC Class Codes: H04L 2209/603 Digital right managament [DRM]
• CPC Class Codes: H04L 2463/101 applying security measures for digital rights management
• 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 63/062 for key distribution, e.g. centrally by trusted party cryptographic mechanisms or cryptographic arrangements for key distribution involving a central third party H04L9/0819
• CPC Class Codes: H04L 9/30 Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
• CPC Class Codes: H04N 1/32101 Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
• CPC Class Codes: H04N 1/32128 attached to the image data, e.g. file header, transmitted message header, information on the same page or in the same computer file as the image for information embedded in the image H04N1/32144
• CPC Class Codes: H04N 1/32133 on the same paper sheet, e.g. a facsimile page header
• CPC Class Codes: H04N 1/32144 embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
• CPC Class Codes: H04N 1/44 Secrecy systems
• CPC Class Codes: H04N 1/4406 Restricting access, e.g. according to user identity mechanisms actuated y cards, PIN or the like in apparatus for dispensing G07F7/08
• CPC Class Codes: H04N 1/4426 involving separate means, e.g. a server, a magnetic card
• CPC Class Codes: H04N 1/4433 to an apparatus, part of an apparatus or an apparatus function
• CPC Class Codes: H04N 1/444 to a particular document or image or part thereof
• CPC Class Codes: H04N 1/4486 using digital data encryption
• CPC Class Codes: H04N 2201/3225 of data relating to an image, a page or a document
• CPC Class Codes: H04N 2201/3246 of data relating to permitted access or usage, e.g. level of access or usage parameters for digital rights management [DRM] related to still images
• CPC Class Codes: H04N 2201/3281 Encryption; Ciphering
• CPC Class Codes: Y10S 705/904 Usage protection of distributed files
• CPC Class Codes: Y10S 705/908 : Software or content usage protection

Abstract

Briefly, in accordance with one or more embodiments, a utilization permit key may be pre-defined to permit at least one of displaying, editing, storing, copying, and/or transferring of digital data.

Claims

1. A method, comprising:

decrypting encrypted digital data using utilization permit key;

preventing displaying of digital data if the utilization permit key does not comprise a display permit key;

preventing storage of digital data if the utilization permit key does not comprise a storage permit key;

preventing copying of digital data if the utilization permit key does not comprise a copy permit key;

preventing editing of digital data if the utilization permit key does not comprise a edit permit key; and

preventing transferring of digital data if the utilization permit key does not comprise a transfer permit key.

2. The method of claim 1, further comprising receiving at least a part of a copyright control program from a key control center.

3. The method of claim 1, further comprising receiving at least a part of a copyright control program from a key control center together with one of one of the following comprising:

said utilization permit key, and/or said encrypted digital data, or combinations thereof.

4. The method of claim 1, further comprising:

receiving part of a copyright control program from a database; and

receiving another part of said copyright control program from a key control center.

5. The method of claim 1, further comprising:

receiving part of a copyright control program from a database together with one or more of the following comprising;

said utilization permit key, and/or said encrypted digital data, or combinations thereof; and

receiving another part of said copyright control program from a key control center together with one or more of the following comprising;

said utilization permit key, and/or said encrypted digital data, or combinations thereof.

6. The method of claim 1, further comprising limiting, by a copyright control program, a number of times the digital data is used.

7. The method of claim 1, further comprising limiting, by a copyright control program, a number of times said utilization permit key is used.

8. The method of claim 1, further comprising maintaining, by a copyright control program, copyright information on the digital data.

9. The method of claim 1, further comprising maintaining, by a copyright control program, copyright information on the digital data, wherein the copyright information includes history information on authorship.

10. The method of claim 1, further comprising:

warning against displaying of digital data if the utilization permit key does not comprise a display permit key;

warning against storage of digital data if the utilization permit key does not comprise a storage permit key;

warning against copying of digital data if the one or more utilization permit keys do not comprise a copy permit key;

warning against editing of digital data if the utilization permit key does not comprise a edit permit key; and

warning against transferring of digital data if the utilization permit key does not comprise a transfer permit key.

11. The method of claim 1, wherein each utilization permit key comprises only one of the following:

said display permit key, said storage permit key, said copy permit key, said edit permit key, or said transfer permit key.

12. The method of claim 1, wherein one or more utilization permit keys comprise one or more of the following:

said display permit key, said storage permit key, said copy permit key, said edit permit key, and/or said transfer permit key, or combinations thereof.

13. The method of claim 1, wherein one or more utilization permit keys comprise two or more of the following:

said display permit key, said storage permit key, said copy permit key, said edit permit key, and/or said transfer permit key, or combinations thereof.

14. The method of claim 1, wherein said utilization key is hierarchized;

and said utilization key at an upper hierarchy level includes a function of said utilization key at a lower hierarchy level.

15. The method of claim 1, further comprising requiring reencryption of said decrypted digital data when performing one or more of the following comprising:

storage of digital data, copying of digital data, and/or transferring of digital data, or combinations thereof.

16. An apparatus, comprising:

a computing platform capable of;

decrypting encrypted digital data using one or more utilization permit keys;

preventing displaying of digital data if the one or more utilization permit keys do not comprise a display permit key;

preventing storage of digital data if the one or more utilization permit keys do not comprise a storage permit key;

preventing copying of digital data if the one or more utilization permit keys do not comprise a copy permit key;

preventing editing of digital data if the one or more utilization permit keys do not comprise an edit permit key;

preventing transferring of digital data if the one or more utilization permit keys do not comprise a transfer permit key; and

wherein one or more utilization permit key comprises only one of the following;

said display permit key, said storage permit key, said copy permit key, said edit permit key, or said transfer permit key.

17. The apparatus of claim 16, wherein the computing platform is further capable of receiving at least a part of a copyright control program from a key control center.

18. The apparatus of claim 16, wherein the computing platform is further capable of receiving at least a part of a copyright control program from a key control center together with one of one of the following comprising:

said one or more utilization permit keys, and/or said encrypted digital data, or combinations thereof.

19. The apparatus of claim 16, wherein the computing platform is further capable of:

receiving part of a copyright control program from a database; and

receiving another part of said copyright control program from a key control center.

20. The apparatus of claim 16, wherein the computing platform is further capable of:

receiving part of a copyright control program from a database together with one of one of the following comprising;

said one or more utilization permit keys, and/or said encrypted digital data, or combinations thereof; and

receiving another part of said copyright control program from a key control center together with one of one of the following comprising;

said one or more utilization permit keys, and/or said encrypted digital data, or combinations thereof.

21. The apparatus of claim 16, further comprising limiting, by a copyright control program, a number of times the digital data is used.

22. The apparatus of claim 16, further comprising limiting, by a copyright control program, a number of times said one or more utilization permit keys are used.

23. The apparatus of claim 16, further comprising maintaining, by a copyright control program, copyright information on the digital data.

24. The apparatus of claim 16, further comprising maintaining, by a copyright control program, copyright information on the digital data, wherein the copyright information includes history information on authorship.

25. The apparatus of claim 16, further comprising:

warning against displaying of digital data if the one or more utilization permit keys do not comprise a display permit key;

warning against storage of digital data if the one or more utilization permit keys do not comprise a storage permit key;

warning against copying of digital data if the one or more utilization permit keys do not comprise a copy permit key;

warning against editing of digital data if the one or more utilization permit keys do not comprise a edit permit key; and

warning against transferring of digital data if the one or more utilization permit keys do not comprise a transfer permit key.

26. The apparatus of claim 16, further comprising requiring reencryption of said decrypted digital data when performing one or more of the following comprising:

storage of digital data, copying of digital data, and/or transferring of digital data, or combinations thereof.

27. An article comprising:

a storage medium having stored thereon instructions, that, if executed, result in;

decrypting encrypted digital data using utilization permit key;

preventing displaying of digital data if the utilization permit key does not comprise a display permit key;

preventing storage of digital data if the utilization permit key does not comprise a storage permit key;

preventing copying of digital data if the utilization permit key does not comprise a copy permit key;

preventing editing of digital data if the utilization permit key does not comprise an edit permit key;

preventing transferring of digital data if the utilization permit key does not comprise a transfer permit key; and

wherein said utilization permit key comprises two or more of the following;

said display permit key, said storage permit key, said copy permit key, said edit permit key, and/or said transfer permit key, or combinations thereof.

28. The article of claim 27, further comprising receiving at least a part of a copyright control program from a key control center.

29. The article of claim 27, further comprising receiving at least a part of a copyright control program from a key control center together with one of one of the following comprising:

said utilization permit key, and/or said encrypted digital data, or combinations thereof.

30. The article of claim 27, further comprising:

receiving part of a copyright control program from a database; and

receiving another part of said copyright control program from a key control center.

31. The article of claim 27, further comprising:

receiving part of a copyright control program from a database together with one of one of the following comprising;

said utilization permit key, and/or said encrypted digital data, or combinations thereof; and

receiving another part of said copyright control program from a key control center together with one of one of the following comprising;

said utilization permit key, and/or said encrypted digital data, or combinations thereof.

32. The article of claim 27, further comprising limiting, by a copyright control program, a number of times the digital data is used.

33. The article of claim 27, further comprising limiting, by a copyright control program, a number of times said utilization permit key is used.

34. The article of claim 27, further comprising maintaining, by a copyright control program, copyright information on the digital data.

35. The article of claim 27, further comprising maintaining, by a copyright control program, copyright information on the digital data, wherein the copyright information includes history information on authorship.

36. The article of claim 27, further comprising:

warning against displaying of digital data if the utilization permit key does not comprise a display permit key;

warning against storage of digital data if the utilization permit key does not comprise a storage permit key;

warning against copying of digital data if the one or more utilization permit keys do not comprise a copy permit key;

warning against editing of digital data if the utilization permit key does not comprise a edit permit key; and

warning against transferring of digital data if the utilization permit key does not comprise a transfer permit key.

37. The article of claim 27, further comprising requiring reencryption of said decrypted digital data when performing one or more of the following comprising:

storage of digital data, copying of digital data, and/or transferring of digital data, or combinations thereof.

38. The article of claim 27, wherein said utilization key is hierarchized;

and said utilization key at an upper hierarchy level includes a function of said utilization key at a lower hierarchy level.

39. The article of claim 27, wherein said utilization key is hierarchized;

and said utilization key at an upper hierarchy level includes a function of said utilization key at a lower hierarchy level, and wherein said transfer permit key is said utilization permit key at the highest hierarchy level.

40. The article of claim 27, wherein said utilization key is hierarchized;

and said utilization key at an upper hierarchy level includes a function of said utilization key at a lower hierarchy level, and wherein said edit permit key is said utilization permit key at the highest hierarchy level.