10 citations · 14 across the 4 of their papers we have counts for
7 papers
Codebook Design and Beam Training for Extremely Large-Scale RIS: Far-Field or Near-Field?
Xiuhong Wei, Linglong Dai, Yajun Zhao +2
Reconfigurable intelligent surface (RIS) can improve the capacity of the wireless communication system by providing the extra link between the base station (BS) and the user. In or…
AIRIS: Artificial Intelligence Enhanced Signal Processing in Reconfigurable Intelligent Surface Communications
Shun Zhang, Muye Li, Mengnan Jian +2
Reconfigurable intelligent surface (RIS) is an emerging meta-surface that can provide additional communications links through reflecting the signals, and has been recognized as a s…
Dual connectivity and standalone modes for LTE-U
Yajun Zhao, Yu-Ngok Ruyue Li, Liujun Hu +1
Long-Term Evolution in unlicensed bands (LTE-U) has been considered as an effective way of offloading traffic from licensed bands. This paper discusses the scenarios, requirements…
Potential Key Technologies for 6G Mobile Communications
Yifei Yuan, Yajun Zhao, Baiqing Zong +1
The standard development of 5G wireless communication culminated between 2017 and 2019, followed by the worldwide deployment of 5G networks, which is expected to result in very hig…
6G Mobile Communication Network: Vision, Challenges and Key Technologies
Yajun Zhao, Guanghui Yu, Hanqing Xu
With the open of the scale-up commercial deployment of 5G network, more and more researchers and related organizations began to consider the next generation of mobile communication…
Transmission Energy Minimization for Heterogeneous Low-Latency NOMA Downlink
Yanqing Xu, Chao Shen, Tsung-Hui Chang +3
This paper investigates the transmission energy minimization problem for the two-user downlink with strictly heterogeneous latency constraints. To cope with the latency constraints…