research
∙
05/07/2022
SPQE: Structure-and-Perception-Based Quality Evaluation for Image Super-Resolution
The image Super-Resolution (SR) technique has greatly improved the visua...
share
research
∙
03/23/2022
Hybrid Relay-Reflecting Intelligent Surface-Aided Covert Communications
In this paper, we propose to use a hybrid relay-reflecting intelligent s...
research
∙
12/29/2021
Physical Layer Security Techniques for Future Wireless Networks
The broadcast nature of wireless communication systems makes wireless tr...
research
∙
07/09/2020
Establishing Secrecy Region for Directional Modulation Scheme with Random Frequency Diverse Array
Random frequency diverse array (RFDA) based directional modulation (DM) ...
research
∙
08/01/2019
Pilot-Based Channel Estimation Design in Covert Wireless Communication
In this work, for the first time, we tackle channel estimation design wi...
research
∙
06/19/2019
Low Probability of Detection Communication: Opportunities and Challenges
Low probability of detection (LPD) communication has recently emerged as...
research
∙
04/03/2019
Performance Analysis of Directional Modulation with Finite-quantized RF Phase Shifters in Analog Beamforming Structure
The radio frequency (RF) phase shifter with finite quantization bits in ...
research
∙
03/31/2019
Optimal Detection of UAV's Transmission with Beam Sweeping in Wireless Networks
In this work, an detection strategy based on multiple antennas with beam...
research
∙
12/03/2018
Joint Optimization of a UAV's Trajectory and Transmit Power for Covert Communications
This work considers covert communications in the context of unmanned aer...
research
∙
10/15/2018
Achieving Covert Wireless Communications Using a Full-Duplex Receiver
Covert communications hide the transmission of a message from a watchful...
research
∙
08/06/2018
Two Practical Random-Subcarrier-Selection Methods for Secure Precise Wireless Transmission
In secure precise directional modulation (DM) networks, two practical ra...
research
∙
05/23/2018
Covert Transmission with Harvested Energy by a Wireless Powered Relay
This work examines the possibility, performance limits, and associated c...
research
∙
03/21/2018