Fig. 9: Average SE per user with users placed in a 3D layout on 7 azimuths (as above) at fixed elevation 30°, 5 users/azimuth with 4 m spacing (total 35 users), UPA Nt ∈ {20 × 20, …, 50 × 50} in the YZ-plane at z = 30 m, fc = 8 GHz, Ptx = 1 W. | npj Wireless Technology

Fig. 9: Average SE per user with users placed in a 3D layout on 7 azimuths (as above) at fixed elevation 30°, 5 users/azimuth with 4 m spacing (total 35 users), UPA Nt ∈ {20 × 20, …, 50 × 50} in the YZ-plane at z = 30 m, fc = 8 GHz, Ptx = 1 W.

From: Volumetric beam focusing: a new paradigm in extreme MIMO

Fig. 9: Average SE per user with users placed in a 3D layout on 7 azimuths (as above) at fixed elevation 30°, 5 users/azimuth with 4 m spacing (total 35 users), UPA Nt ∈ {20 × 20, …, 50 × 50} in the YZ-plane at z = 30 m, fc = 8 GHz, Ptx = 1 W.

Performance is compared between MRT (solid), Bessel (ν = 1) (dashed), Padé–Bessel (dash-dot).

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