A vehicle-to-vehicle (V2V) communication transponder for use in V2V communication, safety and anti-collision systems using only a vehicle location for vehicle ID is described. Message embodiments are free of pre-assigned permanent vehicle identification. A hybrid TMDA and CSMA protocol is used. Vehicle position is broadcast as an offset in distance units from a pre-defined geographical grid in degree units. A transponder may proxy for non-equipped vehicle. A proxy handoff and message coding for a proxy message are described. Embodiments are free of MAC and IP addresses. No central authority or road-side equipment (RSU) is required. Embodiments include equipped vehicles and V2V system using the transponder. Embodiments include equipped vehicles and V2V system using the transponder.
V2V safety system using vehicle location as vehicle identification
20.09.2016
Patent
Elektronische Ressource
Englisch
IPC: | G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / G01C Messen von Entfernungen, Höhen, Neigungen oder Richtungen , MEASURING DISTANCES, LEVELS OR BEARINGS / G01S RADIO DIRECTION-FINDING , Funkpeilung / H04J Multiplex-Verkehr , MULTIPLEX COMMUNICATION / H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION , Übertragung digitaler Information, z.B. Telegrafieverkehr / H04W WIRELESS COMMUNICATION NETWORKS , Drahtlose Kommunikationsnetze |
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