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. 2018 Feb 14;18(2):585. doi: 10.3390/s18020585

Figure 6.

Figure 6

Comparative analysis of the Received Signal Strength (RSS) for an antenna with and without a reflector. The RSS (normalised as a ratio of the mean value) shows improved directionality, with the strongest RSS in the direction of the true angle when using a parabolic reflector.