A team of engineers at Rice University and Kyung Hee University has developed a soft, shape-shifting mechanical surface that can respond to touch, sense its own movements and visually communicate ...

Abstract: In this paper, the placement of active reflecting elements on an intelligent reflecting surface (IRS) is studied. With a hybrid IRS, the placement problem of finite active elements is vital ...

Abstract: This paper proposes power allocation and the number of reconfigurable intelligent surfaces (RIS) elements optimi-sation in a RIS-assisted rate splitting multiple access (RSMA) system. The ...

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