A so-called e-guide dog is a GPS-enabled PDA that lets visually impaired persons listen for the location of different buildings on campus, without needing to worry about getting lost or colliding into obstacles.
所謂電子導盲犬，是利用 PDA-GPS 衛星定位導航與盲用電腦結合，讓視障者拿著 PDA 就可以聽到校園內各項建築的所在位置，不用擔心迷路或遇到障礙物。