Results 151 to 160 of about 25,963 (242)

Optimization of Discrete Phase Shifts for LoRa Wireless Communication Assisted by Reconfigurable Intelligent Surfaces [PDF]

Ali Kotti, Zouhair Ben Jemaa, Safya Belghith   +2 more
openalex   +1 more source

Enhanced Spectral Efficiency in RIS-Assisted MIMO Systems Through Joint Precoding and RIS Configuration

IEEE Access
Reconfigurable Intelligent Surfaces (RIS) offer a promising solution to enhance wireless communication performance, particularly for 6G networks. This paper proposes a unified joint optimization framework to enhance spectral efficiency in reconfigurable ...
Mohammed Adil Abbas, Aqiel N. Almamori, Ahmed Jumaa Lafta, Asaad H. Sahar   +3 more
doaj   +1 more source

Energy efficiency optimization study of sub-connected ARIS-assisted ISAC system over millimeter wave channels

Dianxin kexue
In order to solve the problems of large energy consumption, and poor performance gain of RIS in the traditional reconfigurable intelligent surface (RIS)-assisted integrated sensing and communication (ISAC) system, the sub-connected active reconfigurable ...
WU Xiangkai, YUE Dianwu, YUAN Meng, XU Miao, YANG Jianing   +4 more
doaj  

Accelerated PARAFAC-Based Channel Estimation for Reconfigurable Intelligent Surface-Assisted MISO Systems. [PDF]

Sensors (Basel), 2022
Xiao H, Deng H, Guo A, Qian Y, Peng C, Zhang Y.   +5 more
europepmc   +1 more source

CSI-Free Optimization of Reconfigurable Intelligent Surfaces with Interference by Using Multiport Network Theory [PDF]

Andrea Abrardo
openalex   +1 more source

Successive Decode-and-Forward Relaying with Reconfigurable Intelligent Surfaces [PDF]

, 2021
Zaid Abdullah, Steven Kisseleff, Konstantinos Ntontin, Wallace A. Martins, Symeon Chatzinotas, Björn Ottersten   +5 more
openalex   +1 more source

Selected Topics on Reconfigurable Intelligent Surfaces

, 2022
Reconfigurable intelligent surface (RIS) is a promising technology for wireless communications applications. A RIS is a thin planar array that consists of multiple reflecting elements, each of which is connected to a tunable chip and can induce a controllable reflection coefficient to the incident signal.
openaire   +1 more source

A Codeword-Independent Localization Technique for Reconfigurable Intelligent Surface Enhanced Environments Using Adversarial Learning. [PDF]

Sensors (Basel), 2023
Luo X, Meratnia N.
europepmc   +1 more source

Reconfigurable Intelligent Surfaces for Future Wireless Networks: A Channel Modeling Perspective [PDF]

, 2020
Ertuğrul Başar, Ibrahim Yildirim
openalex   +1 more source

Two-Stage Multiarmed Bandit for Reconfigurable Intelligent Surface Aided Millimeter Wave Communications. [PDF]

Sensors (Basel), 2022
Mohamed EM, Hashima S, Hatano K, Aldossari SA.   +3 more
europepmc   +1 more source