2 papers
astro-ph.IM2024
An Update on the External Calibrator for Hydrogen Observatories (ECHO)
Yifan Zhao, Daniel C. Jacobs, Titu Samson +5
Precision measurements of the beam pattern response are needed to predict the response of a radio telescope. Mapping the beam of a low frequency radio array presents a unique chall…
eess.SP2024
Joint Power Allocation and Beamforming Design for Active IRS-Aided Directional Modulation Secure Systems
Yifan Zhao, Xiaoyu Wang, Kaibo Zhou +5
Since the secrecy rate (SR) performance improvement obtained by secure directional modulation (DM) network is limited, an active intelligent reflective surface (IRS)-assisted DM ne…