Vehicle speed calculation system for four wheel drive vehicle an

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364426018, B60K 4100

Patent

active

057197709

ABSTRACT:
A vehicle speed calculation system capable of calculating a reference vehicle speed of a fourwheel drive vehicle with high accuracy when a fourwheel slip or lock occurs. An integrated value of a longitudinal acceleration is forcedly used for the calculation of the reference vehicle speed when the vehicle is accelerated and a variation of a lowest wheel speed is negative or when the vehicle is decelerated and a variation of a highest wheel speed is positive.

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