36 citations · 42 across the 9 of their papers we have counts for
9 papers
Beyond Spherical Wavefront: Near-Field Channel Estimation Under Wavefront Anisotropy
Heling Zhang, Xiujun Zhang, Xiaofeng Zhong +1
Extremely large aperture arrays (ELAAs) and millimeter-wave (mmWave) technologies are essential for achieving high data rates in future wireless communication systems. To perform p…
Constructing Knowledge Map for MIMO-OFDM Clustered Channel Estimation
Heling Zhang, Xiujun Zhang, Xiaofeng Zhong +1
Channel knowledge map (CKM) exploits environ-ment information to assist channel estimation during communi-cation. For clustered channels, which represent a typical type ofwireless…
Channel Correlation Matrix Extrapolation Based on Roughness Calibration of Scatterers
Heling Zhang, Xiujun Zhang, Xiaofeng Zhong +1
To estimate the channel correlation matrix (CCM) in areas where channel information cannot be collected in advance, this paper proposes a way to spatially extrapolate CCM based on…
A Dynamic Resource Scheduling Algorithm Based on Traffic Prediction for Coexistence of eMBB and Random Arrival URLLC
Yizhou Jiang, Xiujun Zhang, Xiaofeng Zhong +1
In this paper, we propose a joint design for the coexistence of enhanced mobile broadband (eMBB) and ultra-reliable and random low-latency communication (URLLC) with different tran…
Transmission Scheduling for Multi-loop Wireless Networked Control Based on LQ Cost Offset
He Ma, Shidong Zhou, Xiujun Zhang +1
In this paper, transmission scheduling for multiloop wireless networked control systems sharing the wireless channel is considered. A linear quadratic cost offset has been proposed…
Fast Accurate Beam and Channel Tracking for Two-dimensional Phased Antenna Arrays
Yu Liu, Jiahui Li, Xiujun Zhang +1
The sparsity and the severe attenuation of millimeter-wave (mmWave) channel imply that highly directional communication is needed. The narrow beam produced by large array requires…
Deployment of 5G Networking Infrastructure with Machine Type Communication Considerations
Xiangxiang Xu, Walid Saad, Xiujun Zhang +2
Designing optimal strategies to deploy small cell stations is crucial to meet the quality-of-service requirements in next-generation cellular networks with constrained deployment c…
Joint Deployment of Small Cells and Wireless Backhaul Links in Next-Generation Networks
Xiangxiang Xu, Walid Saad, Xiujun Zhang +2
In this paper, a novel approach for optimizing the joint deployment of small cell base stations and wireless backhaul links is proposed. This joint deployment scenario is cast as a…
How to Upgrade Wireless Networks: Small Cells or Massive MIMO?
Xiangxiang Xu, Xiujun Zhang, Walid Saad +2
Radio network deployment and coverage optimization are critical to next-generation wireless networks. In this paper, the problem of optimally deciding on whether to install additio…