ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,552,427, issued on Feb. 17, was assigned to Hitachi Rail GTS Canada Inc. (Toronto).
"System and method to supervise vehicle positioning integrity" was invented by Alon Green (Toronto), James Kevin Tobin (Toronto), Andrew Batchelor (Toronto), Veronica Marin (Toronto) and Bill (Jinbiao) Ning (Markham, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method of supervising vehicle positioning of a vehicle along a guideway where the vehicle comprising a supervisory controller, at least two controllers communicatively connected with the supervisory controller, an inertial measurement unit (IMU) and a speed measurement sensor includes receivi...