Invention Grant
- Patent Title: Data providing system and apparatus and methods of same
- Patent Title (中): 数据提供系统及其装置及方法相同
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Application No.: US11397002Application Date: 2006-04-03
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Publication No.: US07886159B2Publication Date: 2011-02-08
- Inventor: Akira Nonaka , Tadashi Ezaki
- Applicant: Akira Nonaka , Tadashi Ezaki
- Applicant Address: JP Tokyo
- Assignee: Sony Corporation
- Current Assignee: Sony Corporation
- Current Assignee Address: JP Tokyo
- Agency: SNR Denton US LLP
- Priority: JP11-192413 19990706; JP11-193561 19990707; JP11-193562 19990707; JP2000-126305 20000421
- Main IPC: H04L9/32
- IPC: H04L9/32 ; H04L9/00 ; G06F7/04
Abstract:
A content provider 101 distributes a secure container 104 storing content data encrypted using content key data, content key data encrypted using distribution key data, and encrypted usage control policy data indicating the handling of the content data to a SAM 1051 of a user home network 103 etc. The SAM 1051, etc. decrypts the content data and usage control policy data stored in the secure container 104 and determines the purchase mode and usage mode and other handling of the content data based on said decrypted usage control policy data.
Public/Granted literature
- US20060271794A1 Data providing system and apparatus and methods of same Public/Granted day:2006-11-30
Information query
