IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
UP-0551607
(2006-10-20)
|
등록번호 |
US-7690041
(2010-04-23)
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발명자
/ 주소 |
|
출원인 / 주소 |
|
인용정보 |
피인용 횟수 :
7 인용 특허 :
92 |
초록
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The Present invention relates generally to processing audio or video content. In one embodiment, a method is provided including receiving audio or video content, the audio or video content includes a first watermark associated therewith, the first watermark has first data indicating that the audio o
The Present invention relates generally to processing audio or video content. In one embodiment, a method is provided including receiving audio or video content, the audio or video content includes a first watermark associated therewith, the first watermark has first data indicating that the audio or video content is rights protected; and associated a second watermark with the audio or video content, the second watermark including second data indicating permissible uses or restrictions associated with the audio or video content, wherein the second watermark is associated with the audio or video content later in time relative to the first watermark. Other embodiments are described and claimed as well.
대표청구항
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What is claimed is: 1. A method comprising: receiving audio or video content, the audio or video content comprising a first watermark associated therewith, the first watermark comprising first data indicating that the audio or video content is rights protected; and using at least a programmed elect
What is claimed is: 1. A method comprising: receiving audio or video content, the audio or video content comprising a first watermark associated therewith, the first watermark comprising first data indicating that the audio or video content is rights protected; and using at least a programmed electronic processor, associating a second watermark with the audio or video content, the second watermark comprising second data indicating permissible uses or restrictions associated with the audio or video content, wherein the second watermark is associated with the audio or video content later in time relative to the first watermark. 2. The method of claim 1 wherein the first watermark is embedded in the audio or video content in a more robust manner, relative to embedding of the second watermark. 3. The method of claim 1 wherein the second data indicates whether the audio or video content can be copied or reproduced. 4. The method of claim 1 wherein the second data associates the audio or video content with a particular user device. 5. The method of claim 1 wherein the second data associates the audio or video content with a particular user. 6. The method of claim 1 wherein relative to the second watermark, the first watermark is more complex to detect. 7. The method of claim 1 wherein the first watermark is embedded in the audio or video content through alterations to the audio or video content. 8. The method of claim 7 wherein the first watermark is generally imperceptible to a human observer. 9. The method of claim 7 wherein the second watermark is embedded in the audio or video content through alterations to the audio or video content. 10. The method of claim 9 wherein the second watermark is generally imperceptible to a human observer. 11. The method of claim 1 further comprising an act of reproducing the audio or video content. 12. The method of claim 11 wherein said act of reproducing comprising distributing the audio or video content. 13. The method of claim 1 wherein the first watermark only comprises two states: present, or absent. 14. The method of claim 1 wherein the second data comprises a link to a storage device. 15. The method of claim 1 wherein the first watermark is out-of-band with respect to the audio or video content. 16. The method of claim 15 wherein the second watermark is out-of-band with respect to the audio or video content. 17. A method comprising: receiving audio or video content, the audio or video content comprising a first watermark associated therewith, the first watermark comprising first data indicating that the audio or video content is rights protected, the audio or video content further comprising a second watermark therewith, the second watermark comprising second data indicating permissible uses or restrictions associated with the audio or video content, wherein the second watermark is associated with the audio or video content later in time relative to the first watermark; and using a programmed electronic processor, associating a third watermark with the audio or video content, the third watermark comprising third data indicating permissible uses or restrictions associated with the audio or video content, wherein the third watermark is associated with the audio or video content later in time relative to the first watermark and the second watermark. 18. The method of claim 17 wherein the first watermark is embedded in the audio or video content in a more robust manner, relative to embedding of the second watermark and the third watermark. 19. The method of claim 17 wherein at least one of the second data or the third data indicates whether the audio or video content can be copied or reproduced. 20. The method of claim 17 wherein relative to the second watermark and the third watermark, the first watermark is more complex to detect. 21. The method of claim 17 wherein at least two of the first watermark, second watermark and third watermark are associated with the audio or video content by being embedded therein. 22. The method of claim 17 wherein at least two of the first watermark, second watermark and third watermark are out-of-band with respect to the audio or video content. 23. Them method of claim 17 further comprising an act of reproducing the audio or video content. 24. The method of claim 23 wherein said act of reproducing comprising distributing the audio or video content. 25. The method of claim 17 wherein the first watermark only comprises two states: present, or absent. 26. A method comprising: receiving audio or video content, the audio or video content comprising a first watermark associated therewith, the first watermark comprising first data indicating that the audio or video content is rights protected, the audio or video content further comprising a second watermark associated therewith, the second watermark comprising second data associated with a particular user or user device, wherein the second watermark is associated with the audio or video content later in time relative to the first watermark; detecting the second watermark to obtain the second data; and based at least in part on the second data, and using a programmed electronic processor, controlling reproduction of the audio or video content. 27. The method of claim 26 wherein the second data comprises a link to a storage device. 28. The method of claim 26 wherein the first watermark and the second watermark are embedded in the audio or video content through alterations to the audio or video content. 29. The method of claim 28 wherein the alterations are generally imperceptible to a human observer of the audio or video content. 30. The method of claim 26 further comprising: only if the second data is not obtained, detecting the first watermark to obtain the first data, wherein said act of controlling reproduction is then based at least in part on the first data instead of the second data. 31. The method of claim 30 wherein the first data only comprises two states: present, or absent. 32. The method of claim 26 wherein the first watermark is embedded in the audio or video content in a more robust manner, relative to embedding of the second watermark. 33. The method of claim 26 wherein relative to the second watermark, the first watermark is more complex to detect. 34. A method comprising: obtaining audio content, the audio content including elements to be audibly rendered to a user, where embedded data is conveyed along with the audio content; analyzing the embedded data for rights data, wherein the rights data is carried by a header; only if the rights data is missing, and using a programmed electronic processor, analyzing the embedded data for protect data that is contained within the elements to be audibly rendered to a user; and if the rights data is missing and the protect data is present, then restricting processing of the audio content. 35. The method of claim 34 wherein relative to detection of the protect data, the rights data is more efficient to detect. 36. The method of claim 34 wherein the protect data is generally imperceptible when the elements are audibly rendered for the user. 37. The method of claim 34 wherein relative to the rights data, the protect data is more robust to removal with audio processing. 38. The method of claim 37 wherein relative to the rights data, the protect data is more complex to detect. 39. The method of claim 34 wherein the protect data is either present or absent. 40. The method of claim 39 wherein the rights data includes copy control states, and the copy control states represent at least one of a plurality of states, the states comprising at least: i) copy once; ii) copy no more; and iii) copy never. 41. The method of claim 40 wherein the copy control states further represent: iv) copy freely. 42. The method of claim 34 wherein the method is performed during a process of loading the audio content to a remote location. 43. The method of claim 42 wherein the remote location comprises portable media, and the restricting processing of the audio content comprises blocking loading of the audio content to the portable media. 44. The method of claim 34 wherein the rights data comprises multi-bits and carries different information than the protect data. 45. The method of claim 34 wherein the rights data and protect data carry different information. 46. The method of claim 34 wherein the protect data is contained within the elements through steganographic embedding. 47. A computer readable medium comprising instructions stored thereon, said instructions cause an electronic processor to perform the method of claim 1. 48. A computer readable medium comprising instructions stored thereon, said instructions cause an electronic processor to perform the method of claim 17. 49. A computer readable medium comprising instructions stored thereon, said instructions cause an electronic processor to perform the method of claim 26. 50. A computer readable medium comprising instructions stored thereon, said instructions cause an electronic processor to perform the method of claim 34. 51. A programmed computing device comprising instructions stored in memory, said instructions cause said programmed computing device to perform the method recited in claim 1. 52. A programmed computing device comprising instructions stored in memory, said instructions cause said programmed computing device to perform the method recited in claim 17. 53. A programmed computing device comprising instructions stored in memory, said instructions cause said programmed computing device to perform the method recited in claim 26. 54. A programmed computing device comprising instructions stored in memory, said instructions cause said programmed computing device to perform the method recited in claim 34. 55. An apparatus comprising: electronic memory comprising audio or video content, the audio or video content comprising a first watermark associated therewith, the first watermark comprising first data indicating that the audio or video content is rights protected; and an electronic processor programmed for associating a second watermark with the audio or video content, the second watermark comprising second data indicating permissible uses or restrictions associated with the audio or video content, in which the second watermark is associated with the audio or video content later in time relative to the first watermark. 56. The apparatus of claim 55 in which said electronic processor is operating to perform said associating a second watermark with the audio or video content. 57. An apparatus comprising: electronic memory comprising received audio or video content stored therein, the audio or video content comprising a first watermark associated therewith, the first watermark comprising first data indicating that the audio or video content is rights protected, the received audio or video content further comprising a second watermark therewith, the second watermark comprising second data indicating permissible uses or restrictions associated with the audio or video content, in which the second watermark is associated with the audio or video content later in time relative to the first watermark; and an electronic processor programmed for associating a third watermark with the received audio or video content, the third watermark comprising third data indicating permissible uses or restrictions associated with the audio or video content, in which the third watermark is associated with the audio or video content later in time relative to the first watermark and the second watermark. 58. The apparatus of claim 57 in which said electronic processor is operating to perform said associating a third watermark with the received audio or video content. 59. An apparatus comprising: electronic memory for receiving audio or video content, the audio or video content comprising a first watermark associated therewith, the first watermark comprising first data indicating that the audio or video content is rights protected, the audio or video content further comprising a second watermark associated therewith, the second watermark comprising second data associated with a particular user or user device, wherein the second watermark is associated with the audio or video content later in time relative to the first watermark; detecting the second watermark to obtain the second data; and based at least in part on the second data an electronic processor programmed for controlling reproduction of the audio or video content. 60. The apparatus of claim 59 in which said electronic processor is operating to perform said controlling reproduction of the audio or video content. 61. An apparatus comprising: electronic memory for buffering obtained audio content, the audio content including elements to be audibly rendered to a user, where embedded data is conveyed along with the audio content; and an electronic processor programmed for: analyzing the embedded data for rights data, wherein the rights data is carried by a header; only if the rights data is missing, analyzing the embedded data for protect data that is contained within the elements to be audibly rendered to a user; and if the rights data is missing and the protect data is present, then restricting processing of the audio content. 62. The apparatus of claim 61 in which said electronic processor is operating to perform at least one function recited therein. 63. A method of managing processing of video content, the video content including picture data representing picture elements to be rendered for display to a user, where embedded data is conveyed along with the video content, the method including: (a) examining the embedded data for rights data, in which the rights data is carried by a header; (b) only if the rights data is missing, and using a programmed electronic processor, examining the embedded data for protect data that is contained within the picture data; and (c) if the rights data is missing and the protect data is present, then limiting processing of the video content. 64. A computer readable medium comprising instructions stored thereon, said instructions cause an electronic processor to perform the method of claim 63. 65. A programmed computing device comprising instructions stored in memory, said instructions cause said programmed computing device to perform the method recited in claim 63.
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