Vehicle tracking unit with fault condition diagnosis and related methods
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United States of America Patent
Stats
-
Oct 12, 2004
Grant Date -
Aug 8, 2002
app pub date -
Mar 25, 2002
filing date -
May 17, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A vehicle tracking unit may include a vehicle position determining device, a wireless communications device, and a controller. The controller may cooperate with the wireless communications device and the vehicle position determining device for sending vehicle position information to a monitoring station. The controller may also monitor operation of the vehicle, determine a fault condition of at least one of the vehicle position determining device and the wireless communications device based upon a failure thereof over a predetermined pattern of vehicle operation, store the fault condition, and permit retrieval of the stored fault condition.
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