发明名称 |
Remote controlled security system |
摘要 |
A security system and method is provided for one way communication between a remote transmitter and a receiver which enables a function such unlocking the doors or disarming a security system. The system uses a three part security code having one part which is a pseudo-randomly generated function, one part which is a permanently assigned code to the transmitter/receiver combination and one part which is based on the number of transmissions transmitted by the transmitter.
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申请公布号 |
US5554977(A) |
申请公布日期 |
1996.09.10 |
申请号 |
US19950430104 |
申请日期 |
1995.04.27 |
申请人 |
FORD MOTOR COMPANY |
发明人 |
JABLONSKI, GARY F.;EWALD, HENRY J. |
分类号 |
H04Q9/00;G07C9/00;G07F7/10;(IPC1-7):G06F7/04;G06F7/58;G08C19/00;B60R25/00 |
主分类号 |
H04Q9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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