OPERATIONAL EFFICIENCY IN A VEHICLE-TO-VEHICLE COMMUNICATIONS SYSTEM
First Claim
1. A vehicle-to-vehicle (V2V) communication system comprising:
- a V2V transmitter configured to operate in a transmitting vehicle;
wherein the V2V transmitter is configured to accept as input subject vehicle position and subject vehicle heading;
wherein the V2V transmitter broadcasts V2V messages comprising;
(i) the subject vehicle position;
(ii) the subject vehicle heading; and
(iii) subject vehicle speed; and
a parking space detector configured to determine, for a parking space close to the subject vehicle, the full-versus-empty state of the parking space.
2 Assignments
0 Petitions
Accused Products
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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Citations
20 Claims
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1. A vehicle-to-vehicle (V2V) communication system comprising:
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a V2V transmitter configured to operate in a transmitting vehicle; wherein the V2V transmitter is configured to accept as input subject vehicle position and subject vehicle heading; wherein the V2V transmitter broadcasts V2V messages comprising;
(i) the subject vehicle position;
(ii) the subject vehicle heading; and
(iii) subject vehicle speed; anda parking space detector configured to determine, for a parking space close to the subject vehicle, the full-versus-empty state of the parking space. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification