Characterization and Modeling of Received Signal Strength and Charging Time for Wireless Energy Transfer

Table 6

Parameters for radial line 4 in the outdoor experiment, azimuth = 30^°, elevation = 5^°.

Serial number	Radial distance; [ft]	RSSI [mW]; (directional antenna)	RSSI [mW]; (omnidirectional antenna)	[s]; (directional antenna)	[s]; (omnidirectional antenna)
1	10	0.6528 (0.001)	0.2036 (0.0001)	5.3	32
2	15	0.2379 (0.000012)	NC	21.3	NC
3	20	NC	NC	NC	NC