Intelligent Reflecting Surface-Aided Covert Ambient Backscatter Communication - Liu, Jiahao; Yu, Jihong; Zhang, Rongrong; Wang, Shuai; Yang, Kai; An, Jianping (IEEE transactions on communications, 2024)
Keywords: Algorithms; Array signal processing; Backscatter; Backscattering; Beamforming; Channel estimation; Covert ambient backscatter communication; Divergence; IRS; Mathematical programming; Optimization; Radio frequency; Reconfigurable intelligent surfaces; Reflectance; Reflection coefficient; RF signals; Security