KANG, SHIH CHUNG,康仕仲,康仕仲,LIN, PEI CHUN,林沛群,林沛群,SU, YUNG SHUN,苏咏顺,蘇詠順,LIANG, CI JYUN,梁期钧,梁期鈞,LEE, PEI YI,李姵仪,李姵儀,YANG, YAO YU,杨耀畲,楊耀畬,LIN, YU SHUNG,林毓祥,林毓祥,LEE, CHUAN EN,李传恩,李傳恩
申请号：
TW102100629
公开号：
TWI514335B
申请日:
2013.01.08
申请国别(地区):
TW
年份:
2015
代理人:
摘要：
An early warning method and a device for the prevention of the backward turning over of a wheelchair are provided. The method includes A) providing a laser light generator and an image sensor, B) utilizing the laser light generator to project a laser light pattern on a ground, C) utilizing the image sensor to scan the laser light pattern, D) comparing the laser light pattern with a standard pattern, E) determining whether the ground is a barrier terrain, and F) giving off an early warning beep for preventing the wrong entering into the barrier terrain.本發明為一種防止輪椅向後翻倒之預警方法及裝置,就方法而言,其包括A)提供一雷射光產生器及一影像感應器,B)利用該雷射光產生器在一地面上投射出一雷射光圖案,C)利用該影像感測器以掃描該雷射光圖案,D)比對該雷射光圖案與一標準圖案,E)判斷該地面是否為一障礙地形,以及F)發出一預警響聲以避免誤入該障礙地形。70‧‧‧輪椅71‧‧‧雷射光產生器72‧‧‧影像感應器73‧‧‧預警裝置
