4 papers
An Ultra-Low Profile Metasurface for Enhanced Non-Diffractive OAM Beam Generation Based on Sparse Feed Array
Jinyang Bi, Fan Qin, Chao Gu +2
This paper proposes a novel ultra-low profile transmitted metasurface to generate enhanced non-diffractive orbital angular momentum (OAM) beams, employing a sparse feed array (SFA)…
Robust Beamforming for Magnetic Induction Based Underground Emergency Communications
Jianyu Wang, Tianrui Hou, Wenchi Cheng +1
Magnetic induction (MI) communication is an effective underground emergency communication technique after disasters such as landslides, mine collapses, and earthquakes, due to its…
Multi-Frequency Resonating Based Magnetic Induction Underground Emergency Communications with Diverse Mediums
Jianyu Wang, Zhichao Li, Wenchi Cheng +2
Magnetic induction (MI) communication is an effective underground emergency communication technique after disasters such as landslides, mine collapses, and earthquakes, due to its…
A High-Efficiency Reconfigurable Bidirectional Array Antenna Based on Transmit-Reflect Switchable Metasurface
Fan Qin, Jinyang Bi, Jiao Ma +4
This paper proposes a reconfigurable bidirectional array antenna with high-efficiency radiations and flexible beam-switching capability by employing a novel transmit-reflect switch…