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eess.SP2025
On the Performance of Tri-Hybrid Beamforming Using Pinching Antennas
Zhenqiao Cheng, Chongjun Ouyang, Nicola Marchetti
The Pinching-Antenna System (PASS) reconfigures wireless channels through \emph{pinching beamforming}, in which the active positions of pinching antennas (PAs) along dielectric wav…
eess.SP2024
Movable Antenna Aided Physical Layer Security with No Eavesdropper CSI
Zhenqiao Cheng, Chongjun Ouyang, Xingqi Zhang
A novel movable antenna (MA)-aided secure transmission framework is proposed to enhance the secrecy transmission rate without relying on the eavesdropper's channel state informatio…
eess.SP2024
Secure Wireless Communications via Frequency Diverse Arrays
Zhenqiao Cheng, Chongjun Ouyang, Xingqi Zhang
A novel frequency diverse array (FDA)-assisted secure transmission framework is proposed, which leverages additional frequency offsets to enhance physical layer security. Specifica…