To provide a display apparatus which is improved in resistance against a rise in temperature due to sunlight.SOLUTION: A display apparatus includes: an image generation device 110 for allowing a viewer to visually recognize an image while superimposing it on a landscape; a control device 150 for controlling the image generation device 110; a light projection device 120 for outputting the image as light; an optical mechanism 122 which is provided on the path of the light, and which can adjust a distance from a predetermined position to a position where the light is formed into a virtual image; a concave mirror 126 for reflecting the light which has passed through the optical mechanism 122 toward a reflector 20; a first actuator for adjusting the distance in the optical mechanism 122; and a second actuator for adjusting the reflection angle of the concave mirror 126. The control device 150 estimates the temperature of the light projection device 120, and controls the first actuator so that the distance is shortened, when estimating that the temperature is equal to or higher than a predetermined upper limit temperature.SELECTED DRAWING: Figure 3

    【課題】太陽光による温度上昇に対する耐性を向上させた表示装置を提供する。【解決手段】表示装置は、風景に重畳させて画像を観者に視認させる画像生成装置110と、画像生成装置110を制御する制御装置150と、画像を光として出力する投光装置120と、光の経路上に設けられ、所定の位置から光が虚像として形成される位置までの距離を調節可能な光学機構122と、光学機構122を通過した光を反射体20に向けて反射する凹面鏡126と、光学機構122における前記距離を調節する第1アクチュエータと、凹面鏡126の反射角度を調節する第2アクチュエータと、を備え、制御装置150は、投光装置120の温度を推定し、温度が所定の上限温度以上と推定した場合に、前記距離を短くさせるよう第1アクチュエータを制御する。【選択図】図3


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    Titel :

    DISPLAY APPARATUS, DISPLAY CONTROL METHOD, AND PROGRAM


    Weitere Titelangaben:

    表示装置、表示制御方法、およびプログラム


    Beteiligte:
    HIGASHIYAMA TADASHI (Autor:in) / KIMURA TAKUYA (Autor:in) / KAWAKAMI SHINJI (Autor:in) / IWASA TATSUYA (Autor:in) / KUWAJIMA YUJI (Autor:in)

    Erscheinungsdatum :

    2020-02-13


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS



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