In-vehicle antitheft device and central authentication device
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United States of America Patent
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Mar 16, 2010
Grant Date -
Mar 9, 2006
app pub date -
Sep 1, 2005
filing date -
Sep 8, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
An in-vehicle antitheft device and a central authentication device can improve a convenience of use of a user while maintaining a high security, which is a merit of a central-type authentication system. A use of a first group of vehicle functions, which has not been permitted, is permitted when an authentication by an in-vehicle local collation part is completed in agreement. A request signal of requesting a user authentication is transmitted to a central authentication device through a communication line. A use of a second group of vehicle functions, which have note been permitted, is permitted when the user authentication is completed in agreement in the central authentication device.
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