2 papers
cs.IT2024
Rotatable Block-Controlled RIS: Bridging the Performance Gap to Element-Controlled Systems
Weicong Chen, Xinyi Yang, Chao-Kai Wen +5
The passive reconfigurable intelligent surface (RIS) requires numerous elements to achieve adequate array gain, which linearly increases power consumption (PC) with the number of r…
cs.IT2024
Sparse MIMO for ISAC: New Opportunities and Challenges
Xinrui Li, Hongqi Min, Yong Zeng +4
Multiple-input multiple-output (MIMO) has been a key technology of wireless communications for decades. A typical MIMO system employs antenna arrays with the inter-antenna spacing…