PedPal is a smartphone app designed to assist pedestrians with disabilities in safely crossing signalized intersections through real time interaction with the SURTRAC ATSC system running at the intersection. Motivated by the desire to provide a cheaper and more broadly deployable variant of PedPal, this report describes the design of PedPal Lite, which eliminates the App’s dependence on SURTRAC and instead interacts directly with any NEMA-compliant controller running at the intersection. Other App improvements relating to the use of ultra-wide band beacons at the intersection to improve App localization capabilities and the capability to detect user movement outside of the crosswalk during crossing are also described.
The focus of this project has been on addressing some remaining obstacles to the general deployment of PedPal, a smartphone app that assists pedestria...
This report summarizes tasks performed toward the development of a Concept of Operations (ConOps) for a mobile/smartphone application designed to assi...
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