Data processing: vehicles – navigation – and relative location – Vehicle control – guidance – operation – or indication – Vehicle diagnosis or maintenance indication
Reexamination Certificate
2005-01-25
2005-01-25
Camby, Richard M. (Department: 3661)
Data processing: vehicles, navigation, and relative location
Vehicle control, guidance, operation, or indication
Vehicle diagnosis or maintenance indication
C701S029000, C340S461000
Reexamination Certificate
active
06847870
ABSTRACT:
A self diagnostic apparatus of a vehicle information display system for a vehicle for displaying vehicle information based on signals from the vehicle, comprises a self diagnosis switch for instructing self diagnoses of the display system, first judging means for judging whether or not the self diagnosis switch is turned on, second judging means for judging whether or not the display system inputs a signal to display vehicle information from the vehicle and self diagnosis means for performing a self diagnosis of the display system in case where it is judged by the first judging means that the self diagnosis switch is turned on and in case where it is judged by the second judging means that the display system does not input the signal to display vehicle information.
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patent: 6292723 (2001-09-01), Brogan et al.
patent: 6502021 (2002-12-01), Wada et al.
patent: 6535802 (2003-03-01), Kramer
patent: 6587759 (2003-07-01), Obradovich et al.
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