PROBLEM TO BE SOLVED: To provide a walking assist device that enables users such as the traffic weak, the elderly, and the visually impaired to recognize traffic signals accurately.SOLUTION: A walking assist device includes: imaging means in which a camera 10 is provided to a grip part of a stick 100 and which subjects the light from a traffic signal S to photoelectric conversion feature point detection means for searching for a feature point of a contour of the light picked up by the imaging means based on an input image subjected to photoelectric conversion by the imaging means and notification means for, when the feature point searched for by the feature point detection means coincides with a feature point of a signal light of the traffic signal S which has been preset, performing notification according to the signal light.COPYRIGHT: (C)2016,JPO&INPIT【課題】交通弱者、老人又は視覚障害者などのユーザが信号機を正確に認識できるようにした歩行補助器具を提供すること。【解決手段】 杖100の把持部にカメラ10を設け、信号機Sからの光を光電変換する撮像手段と、この撮像手段で光電変換した入力画像に基づきその撮像手段で撮像した光の輪郭の特徴点を探索する特徴点検出手段と、この特徴点検出手段で探索した特徴点が予め設定した信号機Sの信号灯の特徴点と一致する場合は、その信号灯に対応して報知を行う報知手段とを備えている。【選択図】図1
