A vehicle controller determines likelihood of downshifting, such as by detecting braking and clutch disengagement. In response, the vehicle controller determines a desired angular velocity for the engine for a gear lower than a current gear. A tachometer display 300a is updated to indicate the current angular velocity 302 of the engine and the desired angular velocity 304. A difference between current and desired angular velocities is determined and fill in a region 306 of the tachometer display, such as a sector between needles indicating current and desired angular velocities or most or all of a surface of the tachometer. The tachometer may be updated in the same manner according to a desired angular velocity in cases where the drive shifts into gear following coasting in neutral.
Vehicle tachometer display
2018-08-22
Patent
Electronic Resource
English
IPC: | G01P MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION OR SHOCK , Messen der Linear- oder Winkelgeschwindigkeit, der Beschleunigung, der Verzögerung oder des Stoßes / B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / F16H Getriebe , GEARING |
NTIS | 1971
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