Chang, Tsung-HsiangTsung-HsiangChangHo, Chien-JuChien-JuHoHsu, David ChaweiDavid ChaweiHsuLee, Yuan-HsiangYuan-HsiangLeeTsai, Min-ShiehMin-ShiehTsaiWang, Mu-ChunMu-ChunWangYUNG-JEN HSU2009-04-292018-07-052009-04-292018-07-05200503029743http://ntur.lib.ntu.edu.tw//handle/246246/154532https://www.scopus.com/inward/record.uri?eid=2-s2.0-33744908312&doi=10.1007%2f11596042_41&partnerID=40&md5=e6d80ccc1f595b13c718ce048abb8e93Any modern society should be concerned over the well-being of the visually impaired citizen. It is the responsibility of the society to lessen the inconvenience and anxiety experienced by the handicapped. In addition to helping one to avoid obstacles on the sidewalks, technology can further help in navigating to places. In this paper we attempt to create a supportive environment with timely and useful information to guide the visually impaired to comfortably roam in a city that cares. © IFIP International Federation for Information Processing 2005.application/pdf525059 bytesapplication/pdfen-USCollision avoidance; Handicapped persons; Human rehabilitation equipment; Information retrieval; Navigation; Vision; Embedded systems; Intelligent buildings; Radio frequency identification (RFID); Sensor networks; Roaming; Sidewalks; Supportive environment; Visually impaired; Artificial intelligence; Ubiquitous computing; Avoid obstacles; Visually impaired; Well beingjournal article10.1007/11596042_412-s2.0-33744908312http://ntur.lib.ntu.edu.tw/bitstream/246246/154532/1/12.pdf