LoRa's superpower? Sending signals up to 10-15 kilometers in rural areas or 2-5 kilometers in crowded urban environments while sipping battery power...
The ground plane also affects how long an antenna "acts," so a tiny chip antenna on a PCB can still be tuned for 868 MHz because the board helps shape the wave
Australian ranchers use NB-IoT tags to track cattle over thousands of acres, reducing losses and theft. Vineyards use NB-IoT to track soil conditions...
Passive RFID tags require no internal power source, relying on the energy emitted by readers. Highly cost-effective when millions of items need tagging.