The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 23, 2011
Filed:
Apr. 13, 2006
Sun-nam Lee, Suwon-si, KR;
Myung-sun Kim, Uiwang-si, KR;
Sung-hyu Han, Seoul, KR;
Young-sun Yoon, Suwon-si, KR;
Jae-heung Lee, Suwon-si, KR;
Bong-seon Kim, Seongnam-si, KR;
Moon-young Choi, Seoul, KR;
Sun-nam Lee, Suwon-si, KR;
Myung-sun Kim, Uiwang-si, KR;
Sung-hyu Han, Seoul, KR;
Young-sun Yoon, Suwon-si, KR;
Jae-heung Lee, Suwon-si, KR;
Bong-seon Kim, Seongnam-si, KR;
Moon-young Choi, Seoul, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
A method and apparatus for encrypting or decrypting digital content are provided. In the method, a binding range is selected from a plurality of binding ranges of content use based on license information of the content, and the content is encrypted based on the selected binding range so that the content can be used only within the selected binding range. Accordingly, it is possible to limit content use to a plurality of binding ranges of use of the content, using license information of the content.