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

<div>Read range and RSSI which are measured when the tag antenna is placed in the free space and on the metal plate (30 cm × 30 cm) in the direction of <i>φ</i> = 90° in the <i>xy</i>-plane.</div>

International Journal of Antennas and Propagation

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Figure 11

Figure 11: A Novel 3D PILA-Type UHF RFID Tag Antenna Mountable on Metallic Objects for IoT Indoor Localization 