Fig. 3: Analysis of broadband focalization and angular response of the dielectric lens. | Nature Communications

Fig. 3: Analysis of broadband focalization and angular response of the dielectric lens.

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

Fig. 3: Analysis of broadband focalization and angular response of the dielectric lens.The alternative text for this image may have been generated using AI.

a Demonstration of the dielectric lens focalizing signals with angle of incidence = 0∘. b Demonstration of the dielectric lens focalizing signals with angle of incidence = 55∘. c Standard deviation of the ray bundle from the back surface of the dielectric lens at Angle of Incidence = 0∘ and 55∘. d Simulated PTFE lens results of peak realized gain and 3 dBangular coverage results as a function of lens diameter at 27 GHz. e Simulated peak realized gain at boresight and 3 dB angular coverage as a function of frequency of the optimized PTFE lens.

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