| 发明名称 |
Method for authenticating a spare key for using a vehicle |
| 摘要 |
In a method for authenticating a spare key for use with a vehicle in the absence of the regular key, the spare key is provided with an identification number that is transmitted to, and checked by, a central station. The spare key is authenticated by an authorization signal sent from the central station to the vehicle.
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| 申请公布号 |
US7002450(B2) |
申请公布日期 |
2006.02.21 |
| 申请号 |
US20040879123 |
申请日期 |
2004.06.30 |
| 申请人 |
BAYERISCHE MOTOREN WERKE AKTIENGESELLSCHAFT |
发明人 |
BARTZ RUEDIGER |
| 分类号 |
B60R25/10;H04Q9/00;B60R25/00;B60R25/20;B60R25/24;E05B19/00;E05B19/20;E05B49/00;G05B19/00;G08C19/00;H04L9/00;H04Q1/00 |
主分类号 |
B60R25/10 |
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