Patent №
US 6,609,049
Granted
2003-08-19
Filed 2002
Owner
QUANTUM ENGINEERING, INC.
+1 more
Lab
—
AI components
1
planning
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
10184929
A method and system for automatically activating a train warning device that uses a positioning system such as a global positioning system (GPS) receiver or an inertial navigation system (INS) to determine the train's position. The system further includes a database containing locations of grade crossings and other locations at which a train is required to give a warning signal and what regulations govern activation of the warning device at such locations.
AI classification
Ownership
QUANTUM ENGINEERING, INC.
assignment · 130620454
SIEMENS MOBILITY, INC.
assignment · 461270064
Assignors
KANE, MARK EDWARD, SHOCKLEY, JAMES FRANCIS, HICKENLOOPER, HARRISON THOMAS
On an employer assignment, the assignors are typically the inventors.