no code implementations • 18 Sep 2023 • Zhibo Zhou, Haifan Yin, Li Tan, Ruikun Zhang, Kai Wang, Yingzhuang Liu
To generate the reflection coefficients with the aim of maximizing the spectral efficiency, we propose a quadratic transform-based low-rank multi-user beamforming (QTLM) algorithm.
no code implementations • 20 Aug 2023 • Jindiao Huang, Yuyao Wu, Haifan Yin, Yuhao Zhang, Ruikun Zhang
In this paper, we derive the principles of holographic interference theory for electromagnetic wave reception and transmission, whereby the optical holography is extended to communication holography and a channel sensing architecture for holographic interference surfaces is established.
no code implementations • 7 Aug 2023 • Xilong Pei, Haifan Yin, Li Tan, Lin Cao, Taorui Yang
In the office and corridor scenarios, the 5. 8 GHz RIS provided a 10-20 dB power gain at the receiver.
no code implementations • 5 Jul 2023 • Lin Cao, Haifan Yin, Li Tan, Xilong Pei
The performance gains of the proposed algorithm are confirmed in simulations.
no code implementations • 5 Jul 2023 • Jingcheng Xie, Haifan Yin, Liangcheng Han
The array gain of a superdirective antenna array can be proportional to the square of the number of antennas.
no code implementations • 6 Mar 2023 • Jiangfeng Hu, Haifan Yin, Li Tan, Lin Cao, Xilong Pei
Reconfigurable Intelligent Surface (RIS) has recently been regarded as a paradigm-shifting technology beyond 5G, for its flexibility on smartly adjusting the response to the impinging electromagnetic (EM) waves.
