发明授权
- 专利标题: Smartcard dynamic management
- 专利标题(中): 智能卡动态管理
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申请号: US10591142申请日: 2005-02-18
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公开(公告)号: US07684567B2公开(公告)日: 2010-03-23
- 发明人: Michel Maillard , Dominique Le Floch
- 申请人: Michel Maillard , Dominique Le Floch
- 申请人地址: FR Boulogne-Billancourt FR Rambouillet
- 专利权人: Nagra Thomson Licensing,Michel A. Maillard
- 当前专利权人: Nagra Thomson Licensing,Michel A. Maillard
- 当前专利权人地址: FR Boulogne-Billancourt FR Rambouillet
- 代理机构: Osha • Liang LLP
- 优先权: EP04290656 20040311
- 国际申请: PCT/EP2005/050720 WO 20050218
- 国际公布: WO2005/091633 WO 20050929
- 主分类号: H04N7/167
- IPC分类号: H04N7/167 ; G06F15/16
摘要:
A method for securing a portable security module for use with a decoding element, the portable security module and the decoding element allowing to descramble scrambled audiovisual information. The method comprises analyzing at the portable security module a sequence of command messages, the command messages of the sequence being received at the portable security module at distinct times.
公开/授权文献
- US20080298585A1 Smartcard Dynamic Management 公开/授权日:2008-12-04
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