Results 101 to 110 of about 4,041 (226)

RIS-Aided Angular-Based Hybrid Beamforming Design in mmWave Massive MIMO Systems [PDF]

open access: green, 2022
İbrahim Yıldırım   +3 more
openalex   +1 more source

Secure Beamforming Design for IRS-ISAC Systems With a Hardware-Efficient Hybrid Beamforming Architecture

open access: yesIEEE Transactions on Vehicular Technology
In this paper, we employ a hardware-efficient hybrid beamforming (HB) architecture to achieve balanced performance in an intelligent reflecting surface (IRS)-assisted integrated sensing and communication (ISAC) system. We consider a scenario where a multi-antenna, dual-function base station (BS) performs secure beamforming for a multi-antenna ...
Weijie Xiong   +4 more
openaire   +2 more sources

Secure Satellite Downlink With Hybrid RIS and AI-Based Optimization

open access: yesIEEE Access
In this paper, we explore a secure multiuser multiple-input single-output (MISO) satellite downlink communication system, enhanced by the integration of a hybrid reconfigurable intelligent surface (RIS).
Mian Muhammad Kamal   +7 more
doaj   +1 more source

SIM-Enabled Hybrid Digital-Wave Beamforming for Fronthaul-Constrained Cell-Free Massive MIMO Systems [PDF]

open access: green
Eunhyuk Park   +4 more
openalex   +1 more source

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