To maintain an awakening state of a driver without giving troublesomeness to the driver.SOLUTION: A wakefulness maintaining device includes: various sensors 100 to 109 for detecting a driving state of a driver; a HUD 10 for displaying an image by a virtual image in front of the driver; and an ECU 50 electrically connected to the various sensors 100 to 109 and the HUD 10. The ECU 50 determines an awakening state of the driver based on an input signal from the various sensors 100 to 109, and outputs a control signal to the HUD 10 so as to display a specific image SI that is lower than a visual perception threshold value of the driver in the field of vision of the driver when it is determined that the driver's awakening state is lowered.SELECTED DRAWING: Figure 8

    【課題】運転者に煩わしさを感じさせることなく、運転者の覚醒状態を維持させる。【解決手段】運転者の運転状態を検出する各種センサ100~109と、運転者の前方に虚像による画像を表示するHUD10と、各種センサ100~109とHUD10と電気的に接続されたECU50と、を備える。ECU50は、各種センサ100~109からの入力信号に基づいて運転者の覚醒状態を判定するとともに、運転者の覚醒状態が低下していると判定したときには、運転者の視覚の知覚閾値よりも低い画像である特定画像SIを、該運転者の視野領域に表示するようにHUD10に制御信号を出力する。【選択図】図8


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    Title :

    WAKEFULNESS MAINTAINING DEVICE FOR DRIVER


    Additional title:

    運転者の覚醒維持装置


    Contributors:

    Publication date :

    2022-10-03


    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 / A61M DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY , Vorrichtungen zum Einführen oder Aufbringen von Substanzen in oder auf den Körper / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



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