Interference Analysis of Metal Conductors for Target-Resonance-Based Detection Method

Table 4

The maximum detection distances when different barriers are placed 2 cm away from the transmitter.

	Metal plate	Metal grid
		25 mm  25 mm	50 mm  50 mm	100 mm  100 mm
100% shielded	—	13.5 cm	19.5 cm	23 cm
75% shielded	20.0 cm	21.5 cm	23.5 cm	25.5 cm
50% shielded	25.5 cm	26.5 cm	27.5 cm	28 cm
25% shielded	28.0 cm	29.0 cm	29.5 cm	29.5 cm