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cs.IT2024
Lens-Type Redirective Intelligent Surfaces for Multi-User MIMO Communication
Bamelak Tadele, Faouzi Bellili, Amine Mezghani +2
This paper explores the idea of using redirective reconfigurable intelligent surfaces (RedRIS) to overcome many of the challenges associated with the conventional reflective RIS. W…
cs.IT2021
Modulating Intelligent Surfaces for Multi-User MIMO Systems: Beamforming and Modulation Design
Haseeb Ur Rehman, Faouzi Bellili, Amine Mezghani +1
This paper introduces a novel approach of utilizing the reconfigurable intelligent surface (RIS) for joint data modulation and signal beamforming in a multi-user downlink cellular…
cs.IT2021
Joint Active and Passive Beamforming Design for IRS-Assisted Multi-User MIMO Systems: A VAMP-Based Approach
Haseeb Ur Rehman, Faouzi Bellili, Amine Mezghani +1
This paper tackles the problem of joint active and passive beamforming optimization for an intelligent reflective surface (IRS)-assisted multi-user downlink multiple-input multiple…