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U.S.
Department of Transportation
Mobile
Accessible Pedestrian Signal System (PED-SIG)
§Allows an “automated
pedestrian call” to be sent to the traffic controller
from the smart phone of registered blind users after confirming
the direction and orientation of the roadway that the pedestrian
is intending to cross.
§Integrates information
from:
□roadside or intersection sensors
□new forms of data from wirelessly
connected
pedestrian-carried mobile
devices
§Communicates wirelessly with
the traffic signal controller to obtain real-time
SPAT information
§Informs the visually
impaired pedestrian as to when to cross and how to
remain aligned with the crosswalk.
