An object of the present invention is to provide an alertness maintaining device that is useful for suppressing variation of an alertness of a driver and for maintaining the alertness at a comparatively high level. The alertness maintaining device includes a driver state monitoring section 31 that detects at least one of an actual alertness of a driver and predicted change of the alertness; a voice output section 38 that applies, to the driver, stimulus information necessary for maintaining the alertness; and an interaction control section 37 that changes an output content of the stimulus information output section in accordance with a level of the alertness of the driver based on an output of the driver state monitoring section. The strength of the stimulus is changed in accordance with the level of the alertness. When a simple running state is detected, a stimulus for maintaining the alertness is applied. The driver is specified, and an interaction scenario according with preference of the driver is selectively used to suppress unpleasant feeling of the driver.


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    Title :

    ALERTNESS MAINTAINING DEVICE


    Additional title:

    WACHSAMKEITSAUFRECHTERHALTUNGSVORRICHTUNG
    DISPOSITIF DE MAINTIEN DE VIGILANCE


    Contributors:

    Publication date :

    2019-09-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    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



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