V2V safety system using vehicle location as vehicle identification
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United States of America Patent
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Sep 20, 2016
Issued Date -
N/A
app pub date -
Apr 24, 2013
filing date -
Apr 24, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
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.
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International Classification(s)
- H04L:TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAP....
- B60W:CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT....
- B60R:VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT ....
- G08G:TRAFFIC CONTROL SYSTEMS
- H04W:WIRELESS COMMUNICATION NETWORKS
- G01C:MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING....
- G01S:RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMI....
- H04J:MULTIPLEX COMMUNICATION
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