To obtain a depression angle correction device capable of accurately correcting a depression angle; and to obtain a depression angle correction method, and a depression angle correction program therefor.SOLUTION: A depression angle correction device comprises: an acquisition part for acquiring a runway image as an image of a runway on which a vehicle travels; an extraction part for extracting a boundary of a lane based on the runway image; an estimation part for estimating a second coordinate as a coordinate in the coordinate system of the boundary of the lane at a second time point behind the first time point, based on a first coordinate as a coordinate in a preset coordinate system, and a value measured by a sensor installed in the vehicle, according to a coordinate of the boundary of the lane extracted from the runway image photographed at a first time point; and a derivation part for deriving a depression angle correction amount based on a difference between the second coordinate and a third coordinate as the coordinate in the coordinate system, according to the coordinate of the boundary of the lane extracted from the runway image photographed at the second time point.SELECTED DRAWING: Figure 2

    【課題】俯角を精度良く補正することができる俯角補正装置、俯角補正方法、及び俯角補正プログラムを得る。【解決手段】俯角補正装置は、車両が走行する走路の画像である走路画像を取得する取得部と、前記走路画像に基づいて車線の境界を抽出する抽出部と、第1の時点に撮影された前記走路画像から抽出された前記車線の境界の座標であって、予め設定された座標系での座標である第1座標と、前記車両に搭載されたセンサによる計測値とに基づいて、前記第1の時点よりも後の第2の時点における前記車線の境界の前記座標系での座標である第2座標を推定する推定部と、前記第2座標と、前記第2の時点に撮影された前記走路画像から抽出された前記車線の境界の座標であって、前記座標系での座標である第3座標との差に基づいて、俯角の補正量を導出する導出部と、を含む。【選択図】図2


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    Titel :

    DEPRESSION ANGLE CORRECTION DEVICE, DEPRESSION ANGLE CORRECTION METHOD, AND DEPRESSION ANGLE CORRECTION PROGRAM


    Weitere Titelangaben:

    俯角補正装置、俯角補正方法、及び俯角補正プログラム


    Beteiligte:
    TAKAHASHI ARATA (Autor:in) / SUZUKI SHUNSUKE (Autor:in)

    Erscheinungsdatum :

    14.03.2025


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    G01C Messen von Entfernungen, Höhen, Neigungen oder Richtungen , MEASURING DISTANCES, LEVELS OR BEARINGS / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS




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