9 citations · 16 across the 8 of their papers we have counts for
9 papers
Wideband Illumination with Liquid Crystal Reconfigurable Intelligent Surfaces: Modeling, Design, and Experimental Tests
Mohamadreza Delbari, Robin Neuder, Alejandro Jiménez-Sáez +2
Liquid crystal (LC) is a promising hardware solution for implementing large RISs, as it is cost-effective, energy efficient, scalable, and capable of providing continuous phase shi…
Scalable mm-Wave Liquid Crystal Reconfigurable Intelligent Surfaces based on the Delay Line Architecture
Julia Schwarzbeck, Robin Neuder, Marc Späth +1
This paper presents the design, fabrication, and characterization of broadband liquid crystal (LC) reconfigurable intelligent surfaces (RIS) operating around 60 GHz and scaling up…
Learning-Based Phase Shift Optimization of Liquid Crystal RIS in Dynamic mmWave Networks
Le Hao, Robin Neuder, Mohamadreza Delbari +4
To enhance coverage and signal quality in millimeter-wave (mmWave) frequencies, reconfigurable intelligent surfaces (RISs) have emerged as a game-changing solution to manipulate th…
Liquid Crystal-Based RIS Loss-Trade-Off Analysis
Bowu Wang, Mohamadreza Delbari, Robin Neuder +2
Liquid crystal (LC) technology has emerged as a promising solution for large reconfigurable intelligent surfaces (RISs) at millimeter wave (mmWave) bands, offering advantages such…
Near-field Liquid Crystal RIS Phase-Shift Design for Secure Wideband Illumination
Mohamadreza Delbari, Qikai Zhou, Robin Neuder +2
Liquid crystal (LC) technology provides a low-power and scalable approach to implement a reconfigurable intelligent surface (RIS). However, the LC-based RIS's phase-shift response…
Fast Reconfiguration of Liquid Crystal-RISs: Modeling and Algorithm Design
Mohamadreza Delbari, Robin Neuder, Alejandro Jiménez-Sáez +2
LC technology is a promising hardware solution for realizing extremely large RISs due to its advantages in cost-effectiveness, scalability, energy efficiency, and continuous phase…
Fast-Reconfiguring Liquid-Crystal RIS for Pervasive Wireless Networks
Luis F. Abanto-Leon, Robin Neuder, Waqar Ahmed +3
Reconfigurable intelligent surfaces (RISs) have emerged as a key technology for dynamically reshaping wireless propagation, enhancing coverage and mitigating blockages to enable mo…
Fast Transition-Aware Reconfiguration of Liquid Crystal-based RISs
Mohamadreza Delbari, Robin Neuder, Alejandro Jiménez-Sáez +2
Liquid crystal (LC) technology offers a cost-effective, scalable, energy-efficient, and continuous phase tunable realization of extremely large reconfigurable intelligent surfaces…
Reconfigurable Intelligent Surfaces with Liquid Crystal Technology: A Hardware Design and Communication Perspective
Alejandro Jiménez-Sáez, Arash Asadi, Robin Neuder +2
With the surge of theoretical work investigating Reconfigurable Intelligent Surfaces (RISs) for wireless communication and sensing, there exists an urgent need of hardware solution…