DIN CEN ISO/TS 19091, DIN SPEC 72001:2019 Edition

The scope of this technical specification is to define messages and related data structures and data elements for the following exchanges between roadside equipment and vehicles:- Definition of the SPaT (signal phase and timing) message transmitted from a traffic controller that describes the state of the signals, signal timing as necessary to support the applications identified herein. This will typically include such information as the passage time, permitted movements, future movements permitted, etc. The SPaT message is dependent upon the MAP message.- Definition of the MAP message (which include the definition of motorized lane, vehicles, busses, trams, bicycle, pedestrian crosswalks, etc.)- Definition of the messages to be exchanged between an intersection traffic controller and approaching vehicles (SRM, SSM) to support priority treatment as might be expected for special vehicles,such as emergency vehicles,freight transport, and public transport vehicles to improve safety, and operational and environmental efficiency.