Has this ever happened to you? You're out with your kid, maybe at the mall. You stop to look at something, and—whoa, hey!—where did she go? For me, there's usually a brief moment of panic, followed ...

An Infrared close object sensor installed on an industrial vehicle detects objects or pedestrians located in a hazardous area. When it detects a problem an audio/visual indicator makes an alert, that ...

The familiar BEEP-BEEP-BEEP noise of heavy machinery backing up is slowly starting to accompany another alarm that warns operators when they are about to hit an object. “We invented these for the ...

Canadian fertilizer giant Nutrien Ltd. says it will expand its use of a proximity alarm and contact tracing technology to help protect 14,500 of its employees from the COVID-19 pandemic. The Saskatoon ...

IR sensors rely on an emitter (IR LED) and a detector (photodiode or photoresistor) to measure infrared light and convert it ...