H Zhao, Z Kong, S Shi, H Huang, Y Ni… - IEEE Internet of …, 2023 - ieeexplore.ieee.org
… [28] studied NOMA in large-scale underlying CR networks with randomly deployed users and they pointed out at an important future direction to optimize the power allocation. More over…
… gain of NOMA over … design of intelligentNOMA since the use of an RIS ensures that the propagation environment can be effectively and intelligently customized for the needs of NOMA. …
H You, Z Bai, H Liu, TA Tsiftsis… - … of Communications and …, 2023 - ieeexplore.ieee.org
… performance of an IRS-assisted CR-NOMA (IRS-CR-NOMA) system. The transmissions from … Zhang, “Towards smart and reconfigurable environment: Intelligent reflecting surface aided …
… Motivated by the promising combination of CR, NOMA and RIS, in this paper we aim to provide a comprehensive analysis of the OP, throughput, and EC of RIS-aided cognitive NOMA …
… , hardware and energy cost the reconfigurableintelligentsurface (RIS) leads to special … HD for relayaided CR-NOMA networks. Reference [28] designed a CRNOMA model and an SE …
… Recently, combining CR and NOMA along with backscatter … networking technologies, reconfigurableintelligentsurfaces (RISs) … An RIS device consists of multiple reconfigurable …
X Li, J Zhang, C Han, W Hao, M Zeng… - IEEE Internet of …, 2023 - ieeexplore.ieee.org
… Inspired by this, a nonorthogonal multiple access (NOMA) assisted cognitive radio (CR) IoT … simultaneously transmitting and reflecting reconfigurableintelligentsurface (STAR-RIS) into …
… For the case of a two-user STAR-RIS-assisted NOMA system, one user is located in Ct and the other user is located in Cr. Since, in this case, there is no subsurface interference, we skip …
Y Xu, T Zhang, Y Zou, Y Liu - IEEE Communications Letters, 2022 - ieeexplore.ieee.org
… assistance of the reconfigurableintelligencesurface (RIS), … non-orthogonal multiple access (NOMA) scheme is employed. We … of RIS; 2) NOMA scheme outperforms orthogonal multiple …