Invention Grant
US08340297B2 Method and apparatus for efficiently providing location of contents encryption key
失效
用于有效提供内容加密密钥位置的方法和装置
- Patent Title: Method and apparatus for efficiently providing location of contents encryption key
- Patent Title (中): 用于有效提供内容加密密钥位置的方法和装置
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Application No.: US11745675Application Date: 2007-05-08
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Publication No.: US08340297B2Publication Date: 2012-12-25
- Inventor: Yeo-jin Kim , Yun-sang Oh , Sang-gyoo Sim , Kyung-im Jung , Ji-soo Kim
- Applicant: Yeo-jin Kim , Yun-sang Oh , Sang-gyoo Sim , Kyung-im Jung , Ji-soo Kim
- Applicant Address: KR Suwon-si
- Assignee: Samsung Electronics Co., Ltd.
- Current Assignee: Samsung Electronics Co., Ltd.
- Current Assignee Address: KR Suwon-si
- Agency: Sughrue Mion, PLLC
- Priority: KR10-2007-0037396 20070417
- Main IPC: H04L29/06
- IPC: H04L29/06
Abstract:
Disclosed are a method and apparatus for efficiently providing a location of a contents encryption key. A method of efficiently providing a location of a contents encryption key according to an embodiment of the present invention includes generating metadata containing information regarding a location of a contents encryption key in a rights object, and setting the generated metadata and the rights object in a portable storage device.
Public/Granted literature
- US20070266243A1 METHOD AND APPARATUS FOR EFFICIENTLY PROVIDING LOCATION OF CONTENTS ENCRYPTION KEY Public/Granted day:2007-11-15
Information query
