11 papers · 1 filter
Secure Directional Modulation Enabled by Elevatable and Rotatable Antenna Array for Maritime Communications
Maolin Li, Haini Wu, Feng Shu +3
To address the dual challenges of limited transmission distance and wireless communication security in maritime communications, a directional modulation network enhanced by an elev…
Secure Relay Low-Altitude Networks via Hybrid Fixed-Position and Rotatable Antenna Arrays
Maolin Li, Qi Zhang, Minghao Chen +6
In this paper, a relay network with hybrid fixed-position and rotatable antenna arrays is proposed. The deployment of rotatable arrays in conventional relay networks is considered…
Reinforcement Learning-Based Secure Near-field Directional Modulation Enhanced by Rotatable RIS
Yongqiang Li, Feng Shu, Shaofan Chen +5
This paper investigates secure Directional Modulation (DM) design enhanced by a rotatable active Reconfigurable Intelligent Surface (RIS). In conventional RIS-assisted DM networks,…
Enhanced Direction-Sensing Methods and Performance Analysis in Low-Altitude Wireless Network via a Rotating Antenna Array
Jinbing Jiang, Feng Shu, Minghao Chen +4
Due to the directive property of each antenna element, the received signal power can be severely attenuated when the emitter deviates from the array boresight, which will lead to a…
Rotatable Antenna-array-enhanced Direction-sensing for Low-altitude Communication Network: Method and Performance
Jinbing Jiang, Feng Shu, Bin Deng +5
In a practical multi-antenna receiver, each element of the receive antenna array has a directive antenna pattern, which is still not fully explored and investigated in academia and…
Sensing-enabled Secure Rotatable Array System Enhanced by Multi-Layer Transmitting RIS
Maolin Li, Feng Shu, Minghao Chen +4
Programmable metasurfaces and adjustable antennas are promising technologies. The security of a rotatable array system is investigated in this paper. A dual-base-station (BS) archi…
DNN-based Methods of Jointly Sensing Number and Directions of Targets via a Green Massive H2AD MIMO Receiver
Bin Deng, Jiatong Bai, Feilong Zhao +4
As a green MIMO structure, the heterogeneous hybrid analog-digital H2AD MIMO architecture has been shown to own a great potential to replace the massive or extremely large-scale fu…
Near-Field Directional Modulation for RIS-Aided Movable Antenna MIMO Systems with Hardware Impairments
Maolin Li, Feng Shu, Riqing Chen +2
Movable antennas (MAs) are a promising technology to achieve a significant enhancement in rate for future wireless networks. The pioneering investigation on near-field directional…
Secure Directional Modulation with Movable Antenna Array Aided by RIS
Maolin Li, Jingdie Xin, Feng Shu +3
In this paper, to fully exploit the performance gains from moveable antennas (MAs) and reconfigurable intelligent surface (RIS), a RIS-aided directional modulation \textcolor{blue}…
Which Channel in 6G, Low-rank or Full-rank, more needs RIS from a Perspective of DoF?
Yongqiang Li, Feng Shu, Maolin Li +6
Reconfigurable intelligent surface (RIS), as an efficient tool to improve receive signal-to-noise ratio, extend coverage and create more spatial diversity, is viewed as a most prom…
Direction Modulation Design for UAV Assisted by IRS with discrete phase shift
Maolin Li, Wei Gao, Qi Wu +3
As a physical layer security technology, directional modulation (DM) can be combined with intelligent reflect-ing surface (IRS) to improve the security of drone communications. In…