Random Element Quantization for Finite Rate Feedback Systems. - Khaled Ardah; Darlan C. Moreira; Yuri C. B. Silva; Walter C. Freitas Jr.; Francisco Rodrigo P. Cavalcanti (VTC Spring, 2015)

An ADMM approach to distributed coordinated beamforming in dynamic TDD networks. - Khaled Ardah; Yuri C. B. Silva; Walter C. Freitas Jr.; Francisco Rodrigo P. Cavalcanti; Gábor Fodor 001 (CAMSAP, 2017)

A Unifying Design of Hybrid Beamforming Architectures Employing Phase Shifters or Switches. - Khaled Ardah; Gábor Fodor 001; Yuri C. B. Silva; Walter C. Freitas Jr.; Francisco Rodrigo Porto Cavalcanti (IEEE Trans. Veh. Technol., 2018)

A Novel Cell Reconfiguration Technique for Dynamic TDD Wireless Networks. - Khaled Ardah; Gábor Fodor 001; Yuri C. B. Silva; Walter C. Freitas Jr.; Francisco Rodrigo Porto Cavalcanti (IEEE Wirel. Commun. Lett., 2018)

Decentralized algorithms for multicell multiuser MIMO wireless mobile networks - Khaled Ardah (2018)

A Novel Sensing Matrix Design for Compressed Sensing via Mutual Coherence Minimization. - Khaled Ardah; Marius Pesavento; Martin Haardt (CAMSAP, 2019)

A Gridless CS Approach for Channel Estimation in Hybrid Massive MIMO Systems. - Khaled Ardah; André L. F. de Almeida; Martin Haardt (ICASSP, 2019)

Low-Complexity Millimeter Wave CSI Estimation in MIMO-OFDM Hybrid Beamforming Systems. - Khaled Ardah; André L. F. de Almeida; Martin Haardt (WSA, 2019)

Compressed Sensing Based Channel Estimation and Open-loop Training Design for Hybrid Analog-digital Massive MIMO Systems. - Khaled Ardah; Bruno Sokal; André L. F. de Almeida; Martin Haardt (ICASSP, 2020)

Hybrid Beamforming Design for Downlink MU-MIMO-OFDM Millimeter-Wave Systems. - Sepideh Gherekhloo; Khaled Ardah; Martin Haardt (SAM, 2020)

Hybrid Analog-Digital Beamforming Design for SE and EE Maximization in Massive MIMO Networks. - Khaled Ardah; Gábor Fodor 001; Yuri C. B. Silva; Walter C. Freitas Jr.; André L. F. de Almeida (IEEE Trans. Veh. Technol., 2020)

Tensor-Based Channel Estimation and Reflection Design for RIS-Aided Millimeter-Wave MIMO Communication Systems. - Sepideh Gherekhloo; Khaled Ardah; André L. F. de Almeida; Martin Haardt (ACSCC, 2021)

Fully Digital and Hybrid Beamforming Design for Millimeter-Wave MIMO-OFDM Two-Way Relaying Systems. - Sepideh Gherekhloo; Khaled Ardah; Martin Haardt (SSP, 2021)

Compressed Sensing Constant Modulus Constrained Projection Matrix Design and High-Resolution DoA Estimation Methods. - Khaled Ardah; Martin Haardt (WSA, 2021)

Recovery under Side Constraints. - Khaled Ardah; Martin Haardt; Tianyi Liu; Frederic Matter; Marius Pesavento; Marc E. Pfetsch (CoRR, 2021)

TRICE: A Channel Estimation Framework for RIS-Aided Millimeter-Wave MIMO Systems. - Khaled Ardah; Sepideh Gherekhloo; André L. F. de Almeida; Martin Haardt (IEEE Signal Process. Lett., 2021)

Double-RIS Versus Single-RIS Aided Systems: Tensor-Based Mimo Channel Estimation and Design Perspectives. - Khaled Ardah; Sepideh Gherekhloo; André L. F. de Almeida; Martin Haardt (ICASSP, 2022)

Reflection Design Methods for Reconfigurable Intelligent Surfaces-Aided Dynamic TDD Systems. - Gerald C. Nwalozie; Khaled Ardah; Martin Haardt (SAM, 2022)

Nested PARAFAC Tensor-Based Channel Estimation Method for Double RIS-Aided MIMO Communication Systems. - Sepideh Gherekhloo; Khaled Ardah; André Lima Férrer de Almeida; Marjan Maleki; Martin Haardt (EUSIPCO, 2023)

An Efficient Channel Training Protocol for Channel Estimation in Double RIS-AIDED MIMO Systems. - Sepideh Gherekhloo; Khaled Ardah; Gerald C. Nwalozie; André L. F. de Almeida; Martin Haardt (EUSIPCO, 2024)

Gridless Parameter Estimation in Partly Calibrated Rectangular Arrays. - Tianyi Liu; Sai Pavan Deram; Khaled Ardah; Martin Haardt; Marc E. Pfetsch; Marius Pesavento (ICASSP, 2024)

SALSA: A Sequential Alternating Least Squares Approximation Method for MIMO Channel Estimation. - Sepideh Gherekhloo; Khaled Ardah; Martin Haardt (IEEE Trans. Veh. Technol., 2024)