Binary data transmission capability incorporated into pulse...

Broken rail and/or broken rail joint bar detection

Broken rail detection system and method

Broken rail detector for communications-based train control...

Method and apparatus for detecting misaligned tracks

Method and apparatus for detecting railway activity

Method and system for a track signaling system without...

Method and system for automated fault reporting

Method of detecting obstacles on railroad lines

Rail guard

Railroad track alarm

Railroad track simulator for assessing track signal susceptibili

Railway hazard acoustic sensing, locating, and alarm system

Railway structure hazard predictor

Railway train signalling system for remotely operating warning d

System and method for broken rail and train detection

System and method for detecting a change or an obstruction...

System and method for detecting rail break or vehicle

System for detecting broken rails and flat wheels in the presenc