Struggling with GPS indoors? Learn how to build a DIY real-time indoor tracking system using BLE and Wi‑Fi triangulation.

RFID localization can be accomplished either by triangulation or by zoning. Triangulation involves using sophisticated algorithms to localize an RFID tag, based on compared readings collected by three ...

Most wireless receiver modules available today have a received signal strength indicator (RSSI) that gives the signal strength measured at the receiver and which is associated with each received ...

A method for estimating distances in sailing and astrophysics helps explain why riding on buses and boats can make us nauseous. This month’s Insights puzzle was inspired by a new way to determine the ...

The methods of triangulation which we used to measure the width of the lecture theatre can be used for much larger distances. Accurate maps and the elevations of mountains such as Everest are ...