Reconfigurable intelligent surfaces (RIS) are engineered structures comprised of several elements known as 'meta-atoms,' which can reshape and control electromagnetic waves in real-time. These ...
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China lets stealth jets turn enemy radar beams into power with its 6G smart surface
Researchers in China have developed a smart electromagnetic surface capable of converting ambient electromagnetic ...
(a) Unit optimization process with a hybrid continuous-discrete PSO algorithm. The particulars of the yellow and green boxes in the optimization are elaborated in (b) and (c), respectively. (b) The ...
A: Indoor user equipment receiving signals from the base station (BS) via a reconfigurable intelligent surface (RIS) on a building window. B: Hardware architectures at the base station, reconfigurable ...
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