Traffic lights might seem like they let cars stop or go randomly, but that's not always the case. Many of them use special sensors that detect vehicles.

We've all spewed expletives at stop lights that take too long, but it could have been your fault — maybe you didn't pull forward far enough, or you pulled too far forward to let the light know there ...

Inductive loop detectors were introduced in the early 1960s and have been one of the most widely used sensors for traffic management on freeways, arterials, and intersections. These sensors are used ...

A video-detection traffic sensor system uses video cameras mounted on the mast arm of a traffic signal to "see" a vehicle approaching the intersection. When a vehicle enters the camera's "detection ...

The detector comes in both single and dual-loop versions with separate outputs for each loop. Single-loop versions have two outputs, one pulse and the other presence. Outputs in the dual-loop system ...

Download this article in PDF format. We’ve been waiting for a long time and now it’s being implemented widely—namely, artificial intelligence (AI). From automatic factories, self-driving cars and ...