Does Mobileye even have any systems installed or contracts for Positive train control (PTC)?
A quick search reveals this.
GE Transportation Gobal Signaling Solutions
"All Aboard Florida (AAF) has selected GE Transportation Gobal Signaling Solutions to design and manufacture signaling, grade crossing and related Positive Train Control (PTC) equipment for its 235-mile higher-speed passenger rail corridor"
"GE Transportation will provide a signaling system that incorporates elements of PTC similar to its ITCS (Incremental Train Control System) deployed on a portion of Amtrak’s Chicago-Detroit HrSR (higher-speed rail) line in Michigan."
"Metrolink hired Parsons Corp. to coordinate and integrate the process. Among the technology firms involved are Meteorcommfor the radio designs; Wabtecfor the locomotive hardware and software, as well as signal and back-office engineering; and ARINCfor the management control system."
http://www.cnbc.com/id/46806223
"GE Transportation has been selected by Singapore’s Land Transport Authority (LTA) to supply fully automated driverless train control and signaling solutions for the Thomson (TSL) and Eastern Region (ERL) Lines based on its Tempo™ portfolio"
http://www.getransportation.com/its#overview
"But positive-train control (PTC) system suppliers GE - Transportation, Safetran Systems Corp. and Union Switch & Signal Inc. (US&S) believe their jointly developed Communications-Based Signaling (CBS) could bring the quest to an end. "
http://www.progressiverailroading.com/ptc/article/Positive-train-control-in-transition--13239