Phase-Change RF Devices for Future Communications: Phase-Change Materials and Devices for Reconfigurable RF Front-Ends: State-of-the-Art and Future …

T Singh, NK Khaira, M Repeta… - IEEE Microwave …, 2024 - ieeexplore.ieee.org
Miniature, reliable, and high-performance RF switches are needed to configure antennas,
matching networks, phase shifters, filters, and multiband amplifiers in RF front-end modules …

Efficient Power Allocation Strategies in Hybrid Active-Passive Reconfigurable Intelligent Surfaces

DVQ Rodrigues, T Singh - IEEE Communications Letters, 2023 - ieeexplore.ieee.org
Hybrid active-passive RIS incorporates a fixed number of active elements that serve the dual
purpose of reflecting and amplifying incoming signals, resulting in a substantial …