3 papers
cs.IT2024
Over-the-Air Modulation for RIS-assisted Symbiotic Radios: Design, Analysis, and Optimization
Hu Zhou, Ying-Chang Liang, Chau Yuen
In reconfigurable intelligent surface (RIS)-assisted symbiotic radio (SR), an RIS is exploited to assist the primary system and to simultaneously operate as a secondary transmitter…
cs.IT2024
Modulation Design and Optimization for RIS-Assisted Symbiotic Radios
Hu Zhou, Bowen Cai, Qianqian Zhang +3
In reconfigurable intelligent surface (RIS)-assisted symbiotic radio (SR), the RIS acts as a secondary transmitter by modulating its information bits over the incident primary sign…
cs.IT2024
On the Capacity Region of Reconfigurable Intelligent Surface Assisted Symbiotic Radios
Qianqian Zhang, Hu Zhou, Ying-Chang Liang +3
In this paper, we are interested in a reconfigurable intelligent surface (RIS)-assisted symbiotic radio (SR) system, where an RIS assists a primary transmission by passive beamform…