发明公开
EP1438854A1 SMARTCARD UART FOR MINIMIZING PROCESSOR DEMANDS IN A CONDITIONAL ACCESS SYSTEM
审中-公开
CHIPCARD UART尽量减少对处理器的要求在有条件接入系统
- 专利标题： SMARTCARD UART FOR MINIMIZING PROCESSOR DEMANDS IN A CONDITIONAL ACCESS SYSTEM
- 专利标题（中）： CHIPCARD UART尽量减少对处理器的要求在有条件接入系统
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申请号： EP01975586.7申请日： 2001-09-28
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公开(公告)号： EP1438854A1公开(公告)日： 2004-07-21
- 发明人: DUFFIELD, David, Jay , COOPER, Jeffrey, Allen , NARASIMHAN, Mohan
- 申请人： Thomson Licensing S.A.
- 申请人地址： 46, Quai A. Le Gallo 92648 Boulogne Cedex FR
- 专利权人： Thomson Licensing S.A.
- 当前专利权人： Thomson Licensing S.A.
- 当前专利权人地址： 46, Quai A. Le Gallo 92648 Boulogne Cedex FR
- 代理机构： Kohrs, Martin
- 国际公布： WO2003030539 20030410
- 主分类号： H04N7/16
- IPC分类号： H04N7/16 ; H04N5/00
摘要：
A smart card UART which includes a memory capable of storing a 5 bite command string along with error data. Inclusion of a memory in the UART allows the smart card to store serial communications commands received from a serial interface until the smart card processor is able to process such commands.
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