Holography inspired self-controlled reconfigurable intelligent surface

no code implementations • 24 Mar 2024 • Jieao Zhu, Ze Gu, Qian Ma, Linglong Dai, Tie Jun Cui

Among various promising candidate technologies for the sixth-generation (6G) wireless communications, recent advances in microwave metasurfaces have sparked a new research area of reconfigurable intelligent surfaces (RISs).

Multiperson Detection and Vital-Sign Sensing Empowered by Space-Time-Coding RISs

no code implementations • 15 Jan 2024 • Xinyu Li, Jian Wei You, Ze Gu, Qian Ma, Jingyuan Zhang, Long Chen, Tie Jun Cui

Passive human sensing using wireless signals has attracted increasing attention due to its superiorities of non-contact and robustness in various lighting conditions.

Human Detection

Passive Human Sensing Enhanced by Reconfigurable Intelligent Surface: Opportunities and Challenges

no code implementations • 14 Nov 2023 • Xinyu Li, Jian Wei You, Ze Gu, Qian Ma, Long Chen, Jingyuan Zhang, Shi Jin, Tie Jun Cui

Reconfigurable intelligent surfaces (RISs) have flexible and exceptional performance in manipulating electromagnetic waves and customizing wireless channels.

Activity Recognition