Road monitoring method for a vehicle and a system thereof

Details Road monitoring method for a vehicle and a system thereof Road monitoring method for a vehicle and a system thereof

2005-01-11

2005-01-11

Parsons, Charles E (Department: 2613)

Television

Special applications

Observation of or from a specific location

C348S139000, C382S106000, C356S003000, C356S010000, C356S022000

Reexamination Certificate

active

06842189

ABSTRACT:
In order to measure an actual distance from a vehicle to a target, the target is detected from a picture signal generated by a camera mounted on a vehicle, a horizontally estimated distance of the target is calculated, variables including a vertical angle of the target on a circumference and a curvature radius of the circumference are calculated, and then the actual distance is calculated based on the vertical angle and the curvature radius.

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