Radiation Pattern Reconfigurable Antenna for IoT Devices

Table 2

Reconfigurable antenna configuration: case 1 (bidirectional pattern) and case 2 (unidirectional pattern).

Case	Mode(s) excited	PIN diodes	SPDT
1		OFF	VDD = 5 V, VCTL = 0 V
2		ON	VDD = 5 V, VCTL = 3.3 V