The technology within a mobile with GPS is complex, utilizing multiple sources to achieve high positional accuracy. While the primary signal comes from the satellite network (e.g., GPS, GLONASS, Galileo, BeiDou), smartphones employ Assisted GPS (A-GPS) to speed up the initial location lock and maintain accuracy in challenging environments. A-GPS uses cellular tower data and Wi-Fi netw... https://mobileattendance.com.sg/mobile-with-gps/