To provide a mobile projection device that enables a viewer to receive projection images that are easy to view and sounds with a proper volume.SOLUTION: The mobile projection device includes: an aerial flight mechanism for flying in the air; a projector unit for projecting images; a camera for capturing images of viewers viewing the projected images; a speaker for releasing sounds related with the images; a head count detection unit for detecting the number of viewers based on the images captured by the camera; and a control unit for controlling the volume of the sounds released from the speaker according to the number of viewers detected by the head count detection unit.SELECTED DRAWING: Figure 3

    【課題】観視者が、観易いプロジェクション画像と、適切な音量の音声の提供を受けることができるようにした移動型プロジェクション装置を提供する。【解決手段】空中を飛行するための空中飛行機構部と、画像を投影するためのプロジェクタ部と、投影された画像を観視する観視者を撮影するためのカメラと、画像に関連する音声を放音するスピーカと、カメラの撮影画像から観視者の人数を検出する人数検出部と、人数検出部で検出した観視者の人数に応じて、スピーカから放音する音声の音量を制御する制御部とを備える。【選択図】図3


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    Title :

    MOBILE PROJECTION DEVICE AND PROGRAM FOR MOBILE PROJECTION DEVICE


    Additional title:

    移動型プロジェクション装置及び移動型プロジェクション装置用プログラム


    Contributors:

    Publication date :

    2024-01-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    H04N PICTORIAL COMMUNICATION, e.g. TELEVISION , Bildübertragung, z.B. Fernsehen / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



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