Operational efficiency in a vehicle-to-vehicle communications system
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United States of America Patent
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May 12, 2015
Issued Date -
N/A
app pub date -
Jul 8, 2013
filing date -
Apr 24, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
A vehicle communication system providing, in one embodiment, wirelessly transmitting and receiving messages regarding the status of parking spaces, such as empty or occupied. Only vehicles belonging to a predetermined set are able to decrypt such messages, in one embodiment. Message formats to comprise a group of parking spaces are described. An embodiment includes a communication mode specific for vehicles in a parking lot. An embodiment includes messages describing the shape and size of vehicle entering or leaving a parking space. Efficient methods of coding vehicle type are described. Methods of improving the operational efficiency of a vehicle communication system, including passive RF reflectors, audio and video messages, safety, courtesy and social messages, and compliance with vehicle restrictions are in some embodiments.
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International Classification(s)
- H04L:TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAP....
- H04B:TRANSMISSION
- 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....
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