Invention Grant
- Patent Title: Smartcard dynamic management
- Patent Title (中): 智能卡动态管理
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Application No.: US10591142Application Date: 2005-02-18
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Publication No.: US07684567B2Publication Date: 2010-03-23
- Inventor: Michel Maillard , Dominique Le Floch
- Applicant: Michel Maillard , Dominique Le Floch
- Applicant Address: FR Boulogne-Billancourt FR Rambouillet
- Assignee: Nagra Thomson Licensing,Michel A. Maillard
- Current Assignee: Nagra Thomson Licensing,Michel A. Maillard
- Current Assignee Address: FR Boulogne-Billancourt FR Rambouillet
- Agency: Osha • Liang LLP
- Priority: EP04290656 20040311
- International Application: PCT/EP2005/050720 WO 20050218
- International Announcement: WO2005/091633 WO 20050929
- Main IPC: H04N7/167
- IPC: H04N7/167 ; G06F15/16
Abstract:
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.
Public/Granted literature
- US20080298585A1 Smartcard Dynamic Management Public/Granted day:2008-12-04
Information query
