Fig. 9: Characterization of gigabit backscatter link performance as a function of range. | Nature Communications

Fig. 9: Characterization of gigabit backscatter link performance as a function of range.

From: Broadband multi-beam lens-assisted mmID enabling multi-gigabit backscatter data rates for next-generation wireless networks

Fig. 9: Characterization of gigabit backscatter link performance as a function of range.The alternative text for this image may have been generated using AI.

a Mean Measured Received Power of the Lens-Enabled mmID and its R−3.2 Curve Fit with Respect to Range at Angle of Incidence = 0°. b Measured Demodulated Gigabit Backscatter QPSK Constellation at Range = 2 m and Angle of Incidence = 0°. c Measured Demodulated Gigabit Backscatter QPSK Constellation at Range = 20 m and Angle of Incidence = 0°. d Mean Measured Received Power of the Lens-Enabled mmID and its R−3.2 Curve Fit with Respect to Range at Angle of Incidence = 55°. e Measured Demodulated Gigabit Backscatter QPSK Constellation at Range = 2 m and Angle of Incidence = 55°. f Measured Demodulated Gigabit Backscatter QPSK Constellation at Range = 20 m and Angle of Incidence = 55°.

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