Data processing: vehicles – navigation – and relative location – Vehicle control – guidance – operation – or indication
Patent
1997-12-19
2000-04-25
Chin, Gary
Data processing: vehicles, navigation, and relative location
Vehicle control, guidance, operation, or indication
340471, 340438, 307 108, B60Q 126
Patent
active
060554657
ABSTRACT:
A flicker synchronizing signal generating section (23) generates a flicker synchronizing signal having a drive start-on time for front and rear hazard lamps (6a, 6b, 7a, 7b) set shorter than a drive start-off time in each period in accordance with a hazard signal and using the drive start-on time as a trigger period, a respective hazard output signal generating section (34, 44) generates a hazard output signal for having a drive of the hazard lamps start within the trigger period in accordance with the flicker synchronizing signal, with a drive-on time and a drive-off time set equal in each period thereof and with an interval from a start of the drive within each current trigger period to a start of the drive within the next trigger period set equal to the period of the flicker synchronizing signal, and a respective lamp driving section (33, 43) drives to flicker an associated hazard lamp in accordance with the hazard output signal.
REFERENCES:
patent: 4249160 (1981-02-01), Chilvers
patent: 4827245 (1989-05-01), Lipman
patent: 4878042 (1989-10-01), Eggiman et al.
patent: 5663709 (1997-09-01), Juang
Chin Gary
Yazaki -Corporation
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