Xiaomi 17 Ultra to support direct satellite connection and more
Xiaomi 17 Ultra will support Tiantong-1 and Beidou satellite calls/messages and UWB; differing model number suggests a China-only variant or multiple versions.
This Raspberry Pi alternative let me build an AirTag-like tracker - here's the process
Challenger RP2040 UWB uses Raspberry Pi Pico 2040 and DWM3000 to provide ~10cm-accurate asset tracking with very low power consumption for mobile battery-powered applications.