A Novel 3D PILA-Type UHF RFID Tag Antenna Mountable on Metallic Objects for IoT Indoor Localization

<div>Simulated reflection coefficients of the proposed 3D PILA tag antenna.</div>

International Journal of Antennas and Propagation

Figure 4: A Novel 3D PILA-Type UHF RFID Tag Antenna Mountable on Metallic Objects for IoT Indoor Localization 