Aug 8, 2023 · Two channel estimation (CE) protocols are considered for I-CSI acquisition: (i) a full CE protocol that estimates all direct and RISs-assisted ...
Abstract—This work studies the net sum-rate performance of a distributed reconfigurable intelligent surfaces (RISs)-assisted.
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Aug 8, 2023 · PDF | This work studies the net sum-rate performance of a distributed reconfigurable intelligent surfaces (RISs)-assisted multi-user.
This work studies the net sum-rate performance of a distributed reconfigurable intelligent surfaces (RISs)-assisted multi-user multiple-input-single-output ...
Feb 27, 2024 · In this work, we adopt the CSI-free approach, exploring the feasibility of optimizing the RIS without relying on CSI estimation. Similar to ...
Reconfigurable Intelligent Surfaces Assisted Communication Under Different CSI Assumptions ... reconfigurable intelligent surfaces (RISs)-assisted multi-user ...
Chaaban, "Reconfigurable Intelligent Surfaces-Assisted Communication Under Different CSI Assumptions ... Intelligent Surfaces for MmWave Communications in IoT ...
For simplicity, the main attention has so far been concentrated on designing the phase shifts under the assumption of perfect channel state information (CSI) [ ...
As a result, RISs have much higher energy and spectrum efficiency. Another advantage of RIS-assisted communications is that both direct and cascaded channels ...
In this article, we discuss RIS-assisted channel estimation issues involved in B5G/6G communications including channel state information (CSI) acquisition ...