发明名称 |
Satellite geolocation system has user authentication system including a user transmitter, satellites and control/master stations |
摘要 |
The satellite geolocation system sends a key request with transformed localization data from the user terminal (13) via the satellite constellation (11) through a control (14) station to a master station (12) which authenticates the user status and returns processed location data for use at the user terminal.
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申请公布号 |
FR2808944(A1) |
申请公布日期 |
2001.11.16 |
申请号 |
FR20000006369 |
申请日期 |
2000.05.12 |
申请人 |
ORGANISATION INTERGOUVERNEMENTALE DITE AGENCE SPATIALE EUROPEENNE |
发明人 |
DUJARRIC CHRISTIAN FRANCOIS MICHEL |
分类号 |
G01S1/00;(IPC1-7):H04B7/14 |
主分类号 |
G01S1/00 |
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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