Information system for road traffic

Interactive traffic display and trip planner

Interactive traffic display and trip planner

Intersection safety light assembly and method

Laser based tracking device for detecting the distance between a

Method and apparatus for delivering local information to travele

Method and apparatus for detecting and responding to an...

Method and apparatus for detecting magnetostrictive resonator an

Method and apparatus for locating an available parking facility

Method and apparatus for measuring road surface conditions

Method and apparatus for previewing conditions on a highway

Method and apparatus for processing signpost signals...

Method and apparatus for recognizing whether traffic drives on t

Method and apparatus for tracking mobile devices using tags

Method and device for improving traffic safety

Method and equipment for motorway control

Method and system for collecting meteorological data using...

Method and system for detecting potential icy conditions on road

Method and system for forecasting traffic flows

Method and system for inter-vehicular communications and...