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Consortium About ART Analysis Division Research Division
Technology Division Contact ART  Commercial Motor Vehicle Safety
and Security Systems Technology  Untethered Trailer Tracking
Systems   Untethered trailer tracking systems provide trailer
identification, location, and status updates for commercial
motor vehicle carriers to efficiently track and manage their
assets.   Untethered trailer tracking systems are comprised of
communications and computer technologies for tracking a trailer
when it is connected to and disconnected from a truck tractor.
These systems use satellite-tracking Global Positioning System
(GPS) technology, supplemented by satellite or cellular
communications technologies to monitor and track the locations
of trailers. Date and time-stamped position repo