Author

Zhikun Xu

Observed names: XU Zhikun, Xu Zhikun, Xu Zhikun -, Xu, Zhikun, Zhikun Xu -

Observed institutions: Georgia Institute of Technology, China Mobile (China), Fudan University, University of Manchester, China Mobile Research Institute, Alibaba Group (China), Hebei Normal University of Science and Technology, Arizona State University, Zhejiang University, Beihang University, Xi'an Jiaotong University

OpenAlex ID: A5100874726

Large-scale antenna systems with hybrid analog and digital beamforming for millimeter wave 5G

2015 · Shuangfeng Han, Chih-lin I, et al. · IEEE Communications Magazine · 1,219

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Toward green and soft: a 5G perspective

2014 · Chih-Lin I, Corbett Rowell, et al. · IEEE Communications Magazine · 749

Energy-efficient wireless communications: tutorial, survey, and open issues

2011 · Geoffrey Li, Zhikun Xu, et al. · IEEE Wireless Communications · 743

New Paradigm of 5G Wireless Internet

2016 · Chih-Lin I, Shuangfeng Han, et al. · IEEE Journal on Selected Areas in Communications · 142

Energy-Efficient Configuration of Spatial and Frequency Resources in MIMO-OFDMA Systems

2012 · Zhikun Xu, Chenyang Yang, et al. · IEEE Transactions on Communications · 90

Throughput and Optimal Threshold for FFR Schemes in OFDMA Cellular Networks

2012 · Zhikun Xu, Geoffrey Ye Li, et al. · IEEE Transactions on Wireless Communications · 87

5G: rethink mobile communications for 2020+

2016 · I. Chih-Lin, Shuangfeng Han, et al. · Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences · 82

Energy-Efficient CoMP Precoding in Heterogeneous Networks

2014 · Zhikun Xu, Chenyang Yang, et al. · IEEE Transactions on Signal Processing · 77

Sum rate optimization for MIMO non-orthogonal multiple access systems

2015 · Qi Sun, Shuangfeng Han, et al. · IEEE Wireless Communications and Networking Conference · 75

Green transmission technologies for balancing the energy efficiency and spectrum efficiency trade-off

2014 · Yiqun Wu, Yan Chen, et al. · IEEE Communications Magazine · 64

Reference Signals Design for Hybrid Analog and Digital Beamforming

2014 · Shuangfeng Han, I. Chih-Lin, et al. · IEEE Communications Letters · 55

Large scale antenna system with hybrid digital and analog beamforming structure

2014 · Shuangfeng Han, Chih Lin I, et al. · IEEE International Conference on Communications workshops · 46

Alternating beamforming methods for hybrid analog and digital MIMO transmission

2015 · Zhikun Xu, Shuangfeng Han, et al. · International Conference on Communications · 43

Performance Analysis of MU-MIMO in Downlink Cellular Networks

2014 · Jiancun Fan, Zhikun Xu, et al. · IEEE Communications Letters · 34

Energy-efficient downlink transmission with base station closing in small cell networks

2013 · Liyan Su, Chenyang Yang, et al. · IEEE International Conference on Acoustics Speech and Signal Processing · 32

Energy-Efficient Power Allocation for Pilots in Training-Based Downlink OFDMA Systems

2012 · Zhikun Xu, Geoffrey Ye Li, et al. · IEEE Transactions on Communications · 32

Analysis of spectral and energy efficiency in ultra-dense network

2015 · Qi Ren, Jiancun Fan, et al. · IEEE International Conference on Communications workshops · 25

Full duplex: Coming into reality in 2020?

2014 · Shuangfeng Han, I Chih-Lin, et al. · Globecom · 24

QA‐LIGN: Aligning LLMs through Constitutionally Decomposed QA

2025 · Jacob Dineen, Aswin Rrv, et al. · Findings of the Association for Computational Linguistics: EMNLP (Findings of EMNLP) · 22

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Dynamic programming‐based pico base station sleep mode control in heterogeneous networks

2015 · Gang Wu, Liang Dong, et al. · International Journal of Communication Systems · 22

Software defined air interface: a framework of 5G air interface

2015 · Qi Sun, I. Chin-Lin, et al. · IEEE Wireless Communications and Networking Conference Workshops (WCNCW) · 18

Energy-Efficient MIMO-OFDMA Systems Based on Switching off RF Chains

2011 · Zhikun Xu, Chenyang Yang, et al. · IEEE Vehicular Technology Conference · 18

Optimal Threshold Design for FFR Schemes in Multi-Cell OFDMA Networks

2011 · Zhikun Xu, Geoffrey Ye Li, et al. · International Conference on Communications · 16

Full Duplex Networking: Mission Impossible?

2014 · Han, Shuangfeng, I, Chih-Lin, et al. · arXiv (Cornell University) · 14

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Energy Efficient Base Station Deployment Scheme in Heterogeneous Cellular Network

2015 · Qi Ren, Jiancun Fan, et al. · IEEE Vehicular Technology Conference · 11

Works count: 72

Citation count: 3,876

H-index: 20

I10-index: 27