A super‑efficient GPS module could become a game changer for fitness trackers
Courtesy of u-blox Ever since the Nike+ FuelBand came out in 2012, proving the appeal of wrist‑based activity tracking, the category has exploded. Nowadays, a whole industry has emerged around this market, led by brands like Fitbit and Xiaomi. Whereas early fitness trackers could get by on simple activity monitoring using a basic accelerometer, nowadays…
