PROBLEM TO BE SOLVED: To provide a method and a device for surely detecting a sleepy state of a driver of an automobile.SOLUTION: Movements of at least one eyelid of one eye of the driver are detected, and a sleepy state of a driver is recognized according to the detected movements. Latest normal opening degree AN of an eye is determined, closing movements B of the eyelid are monitored by using the normal opening degree Aof the eye as a reference, and the drowsiness state is determined when the detected closing movement is a closing movement for reducing opening degree of the eye by 40% maximally, in particular by 30% maximally.SELECTED DRAWING: Figure 2

    【課題】自動車のドライバの眠気状態を確実に検出する方法及び装置を提供する。【解決手段】ドライバの目の少なくとも1つの目蓋の動きが検出され、検出された動きに応じて、ドライバの眠気状態が認識される。最新の目の通常開度ANを決定し、目の通常開度を基準として、目蓋の閉じる動きBを監視し、検出された閉じる動きが最大で40%だけ、特に最大で30%だけ目の開度を減じるように閉じる動きのときに眠気状態を決定する。【選択図】図2


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    Title :

    METHOD AND DEVICE FOR DETECTING SLEEPY STATE OF DRIVER


    Additional title:

    ドライバの眠気状態を検出するための方法及び装置


    Contributors:
    RONALD BOOS (author)

    Publication date :

    2017-04-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS / A61B DIAGNOSIS , Diagnostik / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / 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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