Search Results for author: Ana García Armada

Found 3 papers, 0 papers with code

Differential Data-Aided Beam Training for RIS-Empowered Multi-Antenna Communications

no code implementations27 Apr 2022 Kun Chen-Hu, George C. Alexandropoulos, Ana García Armada

In this paper, a zero overhead beam training for RIS is proposed, relying on data transmission and reception based on non-CDS (NCDS).

Non-Coherent MIMO-OFDM Uplink empowered by the Spatial Diversity in Reflecting Surfaces

no code implementations4 Feb 2022 Kun Chen-Hu, George C. Alexandropoulos, Ana García Armada

As a benchmark, analytical expressions for the Signal-to-Interference and Noise Ratio (SINR) of the proposed system are presented.

Non-Coherent Modulation for RIS-Empowered Multi-Antenna OFDM Communications

no code implementations9 Mar 2021 Kun Chen-Hu, George C. Alexandropoulos, Ana García Armada

The Reconfigurable Intelligent Surface (RIS) constitutes one of the prominent technologies for the next 6-th Generation (6G) of wireless communications.

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