Page 16 - Inventing Tomorrow

“You use a single tap to survey the environ- ment and nd out street names, direction and other information, and a double tap to con rm the crossing direction and request
— CHEN-FU LIAO
Chen-Fu Liao, a researcher in the Center for Transportation Studies, has developed a Mobile Accessible Pedestrian Signal (MAPS) system to help people who are visually impaired.
a walk signal.”