IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
UP-0175364
(2005-07-07)
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등록번호 |
US-7809644
(2010-10-26)
|
발명자
/ 주소 |
- Stefik, Mark J.
- Pirolli, Peter L. T.
|
출원인 / 주소 |
- ContentGuard Holdings, Inc.
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
5 인용 특허 :
213 |
초록
▼
A digital work and data structure for use within a system for enforcing usage rights associated with digital content, including a description tree file including descriptor blocks organized in a hierarchical manner. The descriptor blocks include usage rights associated with the digital content, and
A digital work and data structure for use within a system for enforcing usage rights associated with digital content, including a description tree file including descriptor blocks organized in a hierarchical manner. The descriptor blocks include usage rights associated with the digital content, and specifying a manner of use of the digital content, a content identifier including a unique identifier of the digital content, and a usage rights portion including the usage rights. The digital content includes plural content portions, and the usage rights portion includes a rights code field including a code indicative of the manner of use of the digital content and a status information field including information relating to a state of the manner of use.
대표청구항
▼
What is claimed is: 1. A non-transitory digital work organized into an acyclic structure for use within a system for enforcing usage rights associated with digital content, the digital work comprising: a contents file including information related to digital content that is interpreted by an interp
What is claimed is: 1. A non-transitory digital work organized into an acyclic structure for use within a system for enforcing usage rights associated with digital content, the digital work comprising: a contents file including information related to digital content that is interpreted by an interpreter; and a description tree file including descriptor blocks organized in a hierarchical manner, at least some of the descriptor blocks including usage rights associated with the digital content, the usage rights specifying a manner of use of the digital content, wherein at least one of the descriptor blocks comprises a content identifier and a usage rights portion, the content identifier including a identifier of the digital content and the usage rights portion including the usage rights, the contents file comprises plural content portions, the usage rights portion comprises a rights code field including a code indicative of the manner of use of the digital content and a status information field including information relating to a state of the manner of use, the usage rights information is included in a data structure, and the data structure is a lookup table including the usage rights information. 2. A non-transitory digital work as recited in claim 1, wherein at least one of the descriptor blocks does not include a content identifier and includes a pointer to a child descriptor block and a usage rights portion including usage rights information associated with the child descriptor block. 3. A non-transitory digital work as recited in claim 1, wherein the interpreter is a rendering device for rendering the digital content into a desired form. 4. A non-transitory digital work as recited in claim 1, wherein the contents file comprises a stream of addressable bytes representing the information related to the digital content. 5. A non-transitory digital work as recited in claim 1, wherein the content portions are stored linearly. 6. A non-transitory digital work as recited in claim 1, wherein each of the content identifiers include a pointer to one of the content portions. 7. A non-transitory digital work as recited in claim 1, wherein the digital content comprises at least one content object. 8. A non-transitory digital work as recited in claim 1, wherein the digital content comprises audio information. 9. A non-transitory digital work as recited in claim 1, wherein the digital content comprises video information. 10. A non-transitory digital work as recited in claim 1, wherein the digital content comprises textual information. 11. A non-transitory digital work as recited in claim 1, wherein the digital content comprises graphical information. 12. A non-transitory digital work as recited in claim 1, wherein the digital content comprises a computer program. 13. A non-transitory digital work as recited in claim 1, wherein the contents file and the description tree file are adapted to be stored on the same device. 14. A non-transitory digital work as recited in claim 1, wherein the contents file and the description tree file are adapted to be stored on different devices. 15. A non-transitory digital work as recited in claim 1, wherein the contents file remains with the description tree file. 16. A non-transitory digital work as recited in claim 1, wherein the transaction related parameters specify a financial account. 17. A non-transitory digital work as recited in claim 1, wherein the usage rights portion further comprises a label indicating the manner of use specified by the transactional component. 18. A non-transitory digital work as recited in claim 1, wherein the manner of use is a manner of rendering the digital content. 19. A non-transitory digital work as recited in claim 18, wherein the digital content is rendered by a rendering system as the interpreter. 20. A non-transitory digital work as recited in claim 18, wherein the manner of rendering is a manner of displaying. 21. A non-transitory digital work as recited in claim 18, wherein the manner of rendering is a manner of playing. 22. A non-transitory digital work as recited in claim 19, wherein the manner of rendering is a manner of printing. 23. A non-transitory digital work as recited in claim 12, wherein the manner of use is a manner of executing the computer program. 24. A non-transitory digital work as recited in claim 1, the usage rights portion comprises a transactional component including a specification of the manner of use of the associated digital content and a specifications component specifying conditions that must be satisfied to exercise the manner of use or transaction related parameters. 25. A non-transitory digital work as recited in claim 24, wherein the transactional component further comprises software instructions which implement the manner of use specified by the usage rights. 26. A non-transitory computer-readable storage medium having a data structure for specifying usage rights that are associated with digital content for use within a system for enforcing use of the digital content in accordance with the usage rights recorded thereon, the data structure comprising: a description tree file including descriptor blocks organized in a hierarchical manner, at least some of the descriptor blocks including usage rights associated with the digital content, the usage rights specifying a manner of use of the digital content, at least one of the descriptor blocks comprises a identifier of the digital content and a usage rights portion including the usage rights, wherein the digital content comprises plural content portions, the usage rights portion comprises a rights code field including a code indicative of the manner of use of the digital content and a status information field including information relating to a state of the manner of use, the usage rights information is included in a data structure, and the data structure is a lookup table including the usage rights information. 27. A non-transitory computer-readable storage medium data structure as recited in claim 26, wherein the usage rights portion further comprises a label indicating the manner of use. 28. A non-transitory computer-readable storage medium data structure as recited in claim 26, wherein the manner of use is a manner of rendering the digital content. 29. A non-transitory computer-readable storage medium as recited in claim 28, wherein the manner of rendering is a manner of displaying. 30. A non-transitory computer-readable storage medium as recited in claim 28, wherein the manner of rendering is a manner of playing. 31. A non-transitory computer-readable storage medium as recited in claim 28, wherein the manner of rendering is a manner of printing. 32. A non-transitory computer-readable storage medium data structure as recited in claim 26, wherein the manner of use is a manner of executing the digital content comprising a computer program. 33. A non-transitory computer-readable storage medium as recited in claim 26, wherein at least one of the descriptor blocks does not include a content identifier and includes a pointer to a child descriptor block and a usage rights portion including usage rights information associated with the child descriptor block. 34. A non-transitory computer-readable storage medium data structure as recited in claim 26, wherein the usage rights portion comprises a transactional component including a specification of the manner of use of the digital content and a specifications component specifying conditions that must be satisfied to exercise the manner of use or transaction related parameters. 35. A non-transitory computer-readable storage medium data structure as recited in claim 34, wherein the transactional component further comprises software instructions which implement the manner of use specified by the usage rights. 36. A non-transitory digital work organized into an acyclic structure for use within a system for enforcing usage rights associated with content, the digital work comprising: a content file including information representing the content that can be rendered by a rendering device; and a description tree file including descriptor blocks organized in a hierarchical manner, at least one of the descriptor blocks including usage rights associated with the content, the usage rights specifying a manner of use for the content, wherein at least one of the descriptor blocks comprises a content identifier and a rights portion, the content identifier including an identifier of content and the rights portion including the usage rights; and wherein the rights portion comprises a rights code field including a code indicative of a manner of use of the content and a status information field including information relating to a state of the manner of use. 37. A non-transitory digital work as recited in claim 36, wherein the usage rights information is included in a data structure. 38. A non-transitory digital work as recited in claim 37, wherein the data structure is a lookup table including the usage rights information. 39. A non-transitory digital work as recited in claim 36, wherein the content file comprises a stream of addressable bytes representing the information related to the content. 40. A non-transitory digital work as recited in claim 36, wherein the contents file comprises plural content portions. 41. A non-transitory digital work as recited in claim 40, wherein the content portions are stored linearly. 42. A non-transitory digital work as recited in claim 40, wherein the content identifier includes a pointer to one of the content portions. 43. A non-transitory digital work as recited in claim 36, wherein the content comprises at least one content object. 44. A non-transitory digital work as recited in claim 36, wherein the content comprises audio information. 45. A non-transitory digital work as recited in claim 36, wherein the content comprises video information. 46. A non-transitory digital work as recited in claim 36, wherein the content comprises textual information. 47. A non-transitory digital work as recited in claim 36, wherein the content comprises graphical information. 48. A non-transitory digital work as recited in claim 36, wherein the content comprises a computer program. 49. A non-transitory digital work as recited in claim 36, wherein the content file and the description tree file are adapted to be stored on the same rendering device. 50. A non-transitory digital work as recited in claim 36, wherein the content file and the description tree file are adapted to be stored on different devices. 51. A non-transitory digital work as recited in claim 36, wherein the content file remains with the description tree file. 52. A non-transitory digital work as recited in claim 36, wherein the usage rights portion comprises a transactional component including a specification of the manner of use for the content and a specifications component specifying conditions that must be satisfied to exercise the manner of use or transaction related parameters. 53. A non-transitory digital work as recited in claim 52, wherein the transaction related parameters specify a financial account. 54. A non-transitory digital work as recited in claim 52, wherein the usage rights portion further comprises a label indicating the manner of use specified by the transactional component. 55. A non-transitory digital work as recited in claim 52, wherein the transactional component further comprises software instructions which implement the manner of use specified by the usage right. 56. A non-transitory digital work as recited in claim 36, wherein the manner of use is a manner of rendering the content. 57. A non-transitory digital work as recited in claim 56, wherein the manner of rendering is a manner of displaying. 58. A non-transitory digital work as recited in claim 56, wherein the manner of rendering is a manner of playing. 59. A non-transitory digital work as recited in claim 56, wherein the manner of rendering is a manner of printing. 60. A non-transitory digital work as recited in claim 48, wherein the manner of use is a manner of executing the computer software. 61. A non-transitory digital work organized into an acyclic structure for use within a system for enforcing usage rights associated with content, the digital work comprising: a content file including information representing content that can be rendered by a rendering device; and a description tree file including descriptor blocks organized in a hierarchical manner, at least one of the descriptor blocks including usage rights associated with the content, the usage rights specifying a manner of use for the content, wherein at least one of the descriptor block comprises a content identifier and a rights portion, the content identifier including an identifier of content and the rights portion including the usage rights; and wherein at least one of the descriptor blocks includes a content identifier, a usage rights portion including usage rights information, and a pointer to a child descriptor block. 62. A non-transitory computer-readable storage medium having a data structure for specifying usage rights that can be associated with content for use within a system for enforcing use of the content in accordance with the usage rights recorded thereon, said data structure comprising: a description tree file including descriptor blocks organized in a hierarchical manner, at least one of said descriptor blocks including usage rights associated with the content, said usage rights specifying a manner of use for the content, at least one of said descriptor block comprises a identifier of content and a rights portion comprising a rights code field including a code indicative of a manner of use of the content and a status information field including information relating to a state of the manner of use. 63. A non-transitory computer-readable storage medium as recited in claim 62, wherein said rights portion further comprises a label indicating the manner of use. 64. A non-transitory computer-readable storage medium as recited in claim 62, wherein the manner of use is a manner of rendering and the content. 65. A non-transitory computer-readable storage medium as recited in claim 64, wherein the manner of rendering is a manner of displaying. 66. A non-transitory computer-readable storage medium as recited in claim 64, wherein the manner of rendering is a manner of playing. 67. A non-transitory computer-readable storage medium as recited in claim 64, wherein the manner of rendering is a manner of printing. 68. A non-transitory computer-readable storage medium data structure as recited in claim 62, wherein the manner of use is a manner of executing the computer software.
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