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eess.SP2025
Low-Complexity Channel Estimation Protocol for Non-Diagonal RIS-Assisted Communications
Mostafa Samy, Hayder Al-Hraishawi, Abuzar B. M. Adam +3
Non-diagonal reconfigurable intelligent surfaces (RISs) offer enhanced wireless signal manipulation over conventional RIS by enabling the incident signal on any of its elements…
eess.SP2025
Pinching Antenna Systems versus Reconfigurable Intelligent Surfaces in mmWave
Mostafa Samy, Hayder Al-Hraishawi, Madyan Alsenwi +3
Flexible and intelligent antenna designs, such as pinching antenna systems and reconfigurable intelligent surfaces (RIS), have gained extensive research attention due to their pote…
eess.SP2024
Beyond Diagonal RIS-Aided Networks: Performance Analysis and Sectorization Tradeoff
Mostafa Samy, Hayder Al-Hraishawi, Abuzar B. M. Adam +3
Reconfigurable intelligent surfaces (RISs) have emerged as a spectrum- and energy-efficient technology to enhance the coverage of wireless communications within the upcoming 6G net…