A 4x6 unit UA-RIS prototype steers acoustic beams and extends communication range by 28-66% while raising SNR by 2-4 dB in tank and lake experiments.
Application of varactor diodes for reflectarray phase control,
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Experimental Study of Underwater Acoustic Reconfigurable Intelligent Surfaces with Synthetic Reflection
A 4x6 unit UA-RIS prototype steers acoustic beams and extends communication range by 28-66% while raising SNR by 2-4 dB in tank and lake experiments.