US 11,776,393 B2
Method and system for reversing the direction of a road segment
James Randolph Winter Lepp, Ottawa (CA); Stephen McCann, Southampton (GB); and Jeffrey Scott Dever, Kanata (CA)
Assigned to BlackBerry Limited, Waterloo (CA)
Filed by BlackBerry Limited, Waterloo (CA)
Filed on Jan. 21, 2022, as Appl. No. 17/581,144.
Application 17/581,144 is a continuation of application No. 16/008,694, filed on Jun. 14, 2018, granted, now 11,263,897.
Prior Publication US 2022/0148419 A1, May 12, 2022
Int. Cl. G08G 1/01 (2006.01); H04W 4/40 (2018.01); H04L 67/104 (2022.01)
CPC G08G 1/0145 (2013.01) [H04L 67/104 (2013.01); H04W 4/40 (2018.02)] 18 Claims
OG exemplary drawing
 
1. A method at a controller in an intelligent transportation system, the method comprising:
receiving at least one message at the controller, the at least one message containing information regarding a location of a vehicle and a destination for the vehicle;
calculating, at the controller, a route for the vehicle, finding that the route for the vehicle includes reversing a direction of travel for of at least one road segment; and
sending a communication to one or more vehicles approaching the at least one road segment, through V2X communication, the communication indicating that the direction of travel for the at least one road segment is reversed and a time period during which the direction of travel for the at least one road segment will be reversed, the one or more vehicles being distinct from the vehicle.