US 11,869,350 B2
Statewide work zone information system
John Hourdos, Minneapolis, MN (US); and Gordon Parikh, Minneapolis, MN (US)
Assigned to Regents of the University of Minnesota, Minneapolis, MN (US)
Filed by Regents of the University of Minnesota, Minneapolis, MN (US)
Filed on Nov. 30, 2021, as Appl. No. 17/538,237.
Claims priority of provisional application 63/121,010, filed on Dec. 3, 2020.
Prior Publication US 2022/0180455 A1, Jun. 9, 2022
Int. Cl. G08G 1/0955 (2006.01); G06Q 50/08 (2012.01); G06Q 10/0631 (2023.01); G06F 3/04817 (2022.01); G01S 5/00 (2006.01); G01S 5/02 (2010.01)
CPC G08G 1/0955 (2013.01) [G01S 5/0054 (2013.01); G01S 5/0242 (2013.01); G06F 3/04817 (2013.01); G06Q 10/06313 (2013.01); G06Q 50/08 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A computer system comprising:
a memory; and
a processor executing instructions to perform steps comprising:
receiving a message from an asset tracking device, the message comprising position information for the asset tracking device and a traffic control device type for a traffic control device that the asset tracking device is attached to;
using the received message to determine a road that the traffic control device is positioned on and a location of the traffic control device along the road
receiving a second message from a second asset tracking device, the message comprising position information for the second asset tracking device and a traffic control device type for a second traffic control device that the second asset tracking device is attached to;
using the received second message to determine a road that the second traffic control device is positioned on and a location of the second traffic control device along the road; and
using the locations of the traffic control device and the second traffic control device to determine if a work zone along the road is laid out properly.