ROAD SURFACE DRAWING APPARATUS FOR VEHICLE AND ROAD SURFACE DRAWING METHOD FOR VEHICLE

• Main Authors: TOTSUKA TAKATAKE, MARUYAMA YUTA, TANABE KOICHI, WATANO YUICHI
• Format: Patent
• Language: English; Japanese
• Published: 07.03.2024
• Subjects: ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING ORSUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES INGENERAL; BLASTING; FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF; HEATING; LIGHTING; MECHANICAL ENGINEERING; PERFORMING OPERATIONS; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR; TRANSPORTING; VEHICLES IN GENERAL; WEAPONS

To provide a road surface drawing apparatus for a vehicle and a road surface drawing method for the vehicle which can quickly warn a driver that an approaching obstacle exists, in a vehicle moving process.SOLUTION: A road surface drawing apparatus for a vehicle includes a road surface drawing part (11) for lighting a drawing pattern, a camera (50) for imaging a projection drawing pattern projected onto a road surface, a comparison part (15) for comparing the projection drawing pattern with a basic drawing pattern, and an ECU (13) for changing a lighting state of the road surface drawing part (11) when there is a difference between the projection drawing pattern and the basic drawing pattern.SELECTED DRAWING: Figure 3 【課題】車両の移動過程において、接近する障害物の存在を迅速に運転者に警告することが可能な車両用路面描画装置および車両用路面描画方法を提供する。【解決手段】描画パターンを点灯する路面描画部（１１）と、路面に投影された投影描画パターンを撮像するカメラ（５０）と、投影描画パターンを基本描画パターンと比較する比較部（１５）と、投影描画パターンと基本描画パターンとに差異がある場合、路面描画部（１１）の点灯状態を変えるＥＣＵ（１３）と、を備えることを特徴とする。【選択図】図３