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  • false
    翟超
    false
    ( 副研究员 )

    false
    个人主页 http://faculty.sdu.edu.cn/chaozhai/zh_CN/index.htm

    false
  •   副研究员
个人简介

Brief Biography:

      Chao Zhai received the B.Sc. degree in Communication Engineering and M.Sc. degree in Communication and Information System, both from Shandong University,  Jinan, China, in 2007 and 2010, respectively. He received the Ph.D. degree in  Electrical Engineering from the University of New South Wales, Sydney, Australia, in 2013. From July 2011 to January 2012, he was a visiting Ph.D. student at the Chinese University of Hong Kong. From January 2013 to June 2013,  he was a visiting Ph.D. student at the Hong Kong University of Science and  Technology. From April 2014 to September 2016, he was a post-doctor at Shandong University. Then, he joined the School of Information Science and Engineering, Shandong University, as an Associate Researcher. 
       Dr. Zhai was a recipient of the CSC-UNSW Joint PhD Student Program Scholarship awarded by China Scholarship Council and the University of New South Wales. He was supported by China Postdoctoral International Exchange Program for his postdoc research.


Professional Activities:

● Member of the IEEE

● Reviewer of the following journals: IEEE Transactions on Wireless Communications, IEEE Transactions on Communications, IEEE Transactions on Vehicular Technology,  IEEE Transactions on Signal Processing, IEEE Transactions on Cognitive Communications and Networking, IEEE Transactions on Green Communications and Networking,  IEEE Transactions on Industrial Informatics, IEEE Journal on Selected Areas in Communications, IEEE Communications Letters, IEEE Wireless Communications Letters, IEEE Signal Processing Letters, IEEE Access,  IEEE Internet of Things Journal, IEEE Sensors Journal, IEEE Wireless Communications Magazine, SCIENCE CHINA Information Sciences, China Communications, IET Communications, IET Electronics Letters, Transactions on Emerging Telecommunications Technologies, International Journal of Communication Systems, Wireless Communications and Mobile Computing, KSII Transactions on Internet and Information Systems, Telecommunication Systems, EURASIP Journal on Wireless Communications and Networking, Computer Networks, Sensors, Entropy, Physical Communication.

● Reviewer for IEEE Conferences such as ICC, GLOBECOM, ICNC, WCNC, VTC, DySPAN, WCSP, ISCIT, ICCC, APCC, etc.

● TPC member of IEEE Conferences such as GLOBECOM 2016, 2017, 2018; ICNC 2016, 2017, 2018, 2019, 2020; ISCIT 2016, 2017; VTC2017-Spring;  VTC2018-Fall; ICCC 2017, 2018; WCSP 2018; ICCAIS 2019, 2020; VTC2019-Spring.

● Exemplary Reviewer of IEEE Wireless Communications Letters 2016, 2017, 2018, IEEE Transactions on Communications 2017.


Teaching Courses:

[8] High Frequency Electronic Circuit(高频电子线路), Spring Semester, 2020

[7] High Frequency Electronic Circuit (Experiment) (高频电子线路(实验)), Spring Semester, 2019, 2020

[6] Probability & Statistics (概率统计), Fall Semester, 2016, 2017, 2018, 2019

[5] Analog Electronic Technology 模拟电子技术, Fall Semester, 2016, 2017, 2018, 2019

[4] Analog Electronic Technology (Experiment) (模拟电子技术(实验)), Fall Semester, 2018, 2019

[3] Communication Networks: Analysis & Design 通信网分析与设计(双语), Spring Semester, 2018, 2019

[2] Data Structure 数据结构, Fall Semester, 2018

[1] Computer Networks (Experiment) 计算机网络(实验),  Spring Semester, 2017


Published Journal Papers: 

[40] Y. Gu, H. Chen, C. Zhai, Y. Li, and B. Vucetic, "Minimizing age of information in cognitive radio-based IoT systems: underlay or overlay?" IEEE Internet of Things Journal, accepted to appear.

[39] C. Zhai, L. Zheng, and Z. Yu, "Cognitive spectrum access with energy harvesting primary user and best secondary user selection," Transactions on Emerging Telecommunications Technologies, vol. 30, no. 12, pp. 1-11, ID: e3737, Dec. 2019 .

[38] L. Zheng and C. Zhai, "Amplify-and-forward relaying based spectrum sharing in both time and spectrum domains with wireless powered primary user,'' IEEE Access, vol. 7, no. 1, pp. 108232-108247, Dec. 2019.

[37] Z. Yu, C. Zhai, W. Ni, and D. Wang, "Non-orthogonal multiple access with cooperative truncated ARQ and relay selection," IEEE Accessvol. 7, pp. 56228-56243, Apr. 2019.

[36] C. Zhai, Z. Yu, and X. Wang, "High-efficient cooperative relaying with wireless powered source and relay," Computer Networks, vol. 152, pp. 199-209, Apr. 2019.

[35] C. Zhai, H. Chen, Z. Yu, and J. Liu, "Cognitive relaying with wireless powered primary user," IEEE Transactions on Communications, vol. 67, no. 3, pp. 1872-1884, Mar. 2019.

[34] Z. Yu, C. Zhai, J. Liu, and H. Xu, "Cooperative relaying based non-orthogonal multiple access (NOMA) with relay selection," IEEE Transactions on Vehicular Technology, vol. 67, no. 12, pp. 11606-11618, Dec. 2018.

[33] C. Zhai, L. Zheng, and W. Guo, "Cognitive decode-and-forward relaying with successive interference cancellation," EURASIP Journal on Wireless Communications and Networking, vol. 2018, ID: 234, pp. 1-17, Dec. 2018.

[32] H. Chen, C. Zhai, Y. Li, and B. Vucetic, "Cooperative strategies for wireless-powered communications: An overview," IEEE Wireless Communications, vol. 25, no. 4, pp. 112-119, Aug. 2018.

[31] L. Zheng, C. Zhai, and J. Liu, "Alternate energy harvesting and information relaying in cooperative AF networks," Telecommunication Systems, vol. 68, no. 3, pp. 523-533, Jul. 2018.

[30] C. Zhai, L. Zheng, P. Lan, and H. Chen, "Wireless powered cooperative communication using two relays: Protocol design and performance analysis," IEEE Transactions on Vehicular Technology, vol. 67, no. 4, pp. 3598-3611, Apr. 2018.

[29] C. Zhai, H. Chen, X. Wang, and J. Liu, "Opportunistic spectrum sharing with wireless energy transfer in stochastic networks,'' IEEE Transactions on Communications, vol. 66, no. 3, pp. 1296-1308, Mar. 2018.

[28] P. Lan, C. Zhai, L. Chen, B. Gao, and F. Sun, "Optimal power allocation for bi-directional full duplex underlay cognitive radio networks,'' IET Communications, vol. 12, no. 2, pp. 220-227, Jan. 2018.

[27] X. Wang, J. Liu, and C. Zhai, "Wireless power transfer based multi-pair two-way relaying with massive antennas," IEEE Transactions on Wireless Communications, vol. 16, no. 11, pp. 7672-7684, Nov. 2017.

[26] P. Xing, J. Liu, C. Zhai, X. Wang, and X. Zhang, "Multipair two-way full-duplex relaying with massive array and power allocation," IEEE Transactions on Vehicular Technology, vol. 65, no. 10, pp. 8926-8939, Oct. 2017.

[25] X. Wang and C. Zhai, "Simultaneous wireless information and power transfer for multi-user massive antenna-array systems," IEEE Transactions on Communications, vol. 65, no. 9, pp. 4039-4048, Sep. 2017.

[24] Z. Yu, C. Zhai, and J. Liu, "Non-orthogonal multiple access relaying with truncated ARQ," IET Communications, vol. 11, no. 4, pp. 514-521, Mar. 2017.

[23] C. Zhai, J. Liu, L. Zheng, and X. Wang, "Wireless energy harvesting-based spectrum leasing with secondary user selection," IET Communications, vol. 11, no. 4, pp. 499-506, Mar. 2017.

[22] P. Xing, J. Liu, C. Zhai, X. Wang, and L. Zheng, "Spectral efficiency of the in-band full-duplex massive multi-user multiple-input multiple-output system," IET Communications, vol. 11, no. 4, pp. 490-498, Mar. 2017.

[21] C. Zhai, J. Liu, P. Lan, and F. Sun, "Strive for the spectrum sharing by transferring energy and relaying data for the primary user," Transactions on Emerging Telecommunications Technologies, vol. 28, no. 3, pp. 1-18, DOI: 10.1002/ett.2966, Mar. 2017.

[20] P. Xing, J. Liu, C. Zhai, and Z. Yu, "Self-interference suppression with imperfect channel estimation in a shared-antenna full-duplex massive MU-MIMO system," EURASIP Journal on Wireless Communications and Networking, vol. 2017, no. 18, pp. 1-13, Jan. 2017.

[19] Z. Yu, C. Zhai, and J. Liu, "Simultaneous wireless energy transfer and spectrum sharing with primary data relaying in cognitive radio networks," EURASIP Journal on Wireless Communications and Networking, vol. 2017, no. 9, pp. 1-13, Jan. 2017.

[18] C. Zhai, J. Liu, and L. Zheng, "Cooperative spectrum sharing with wireless energy harvesting in cognitive radio networks," IEEE Transactions on Vehicular Technology, vol. 65, no. 7, pp. 5303-5316, Jul. 2016.

[17] P. Xing, J. Liu, C. Zhai, X. Wang, and L. Zheng, "Self-interference suppression for the full-duplex wireless communication with large-scale antenna,"  Transactions on Emerging Telecommunications Technologies, vol. 27, no. 6, pp. 764-774, Jun. 2016.

[16] C. Zhai, J. Liu, and L. Zheng, "Relay based spectrum sharing with secondary users powered by wireless energy harvesting," IEEE Transactions on Communications, vol. 64, no. 5, pp. 1875-1887, May 2016.

[15] X. Wang, J. Liu, C. Zhai, P. Xing, and L. Zheng, "Optimization of energy efficiency for the full-duplex massive MIMO systems," Journal of Systems Engineering and Electronics, vol. 27, no. 2, pp. 326-332, Apr. 2016.

[14] X. Wang, J. Liu, C. Zhai, S. Ma, and Q. Wang, "Energy efficient relay networks with wireless power transfer from a multi-antenna base station," Transactions on Emerging Telecommunications Technologies, vol. 27, no. 4, pp. 533-543, Apr. 2016.

[13] Q. Wang, J. Liu, C. Zhai, Y. Liu, X. Wang, and S. Ma, "Precise error-rate performance with distributed antenna selection transmission over Nakagami-m fading channels,"  IET Communications, vol. 10, no. 5, pp. 548-557, Apr. 2016.

[12] C. Zhai and J. Liu, "Cooperative wireless energy harvesting and information transfer in stochastic networks," EURASIP Journal on Wireless Communications and Networking, vol. 2015, no. 1, article 44, pp. 1-22, Mar. 2015.

[11] C. Zhai, W. Zhang, and G. Mao, "Cooperative spectrum sharing between cellular and ad-hoc networks," IEEE Transactions on Wireless Communications, vol. 13, no. 7, pp. 4025-4037, Jul. 2014.

[10] C. Zhai and W. Zhang, "Adaptive spectrum leasing with secondary user scheduling in cognitive radio networks," IEEE Transactions on Wireless Communications, vol. 12, no. 7, pp. 3388-3398, Jul. 2013.

[9] C. Zhai, W. Zhang, and P. C. Ching, "Cooperative spectrum sharing based on two-path successive relaying," IEEE Transactions on Communications, vol. 61, no. 6, pp. 2260-2270, Jun. 2013.

[8] C. Zhai, W. Zhang, and G. Mao, "Uncoordinated cooperative communications with spatially random relays," IEEE Transactions on Wireless Communications, vol. 11, no. 9, pp. 3126-3135, Sep. 2012.

[7] C. Zhai, J. Liu, L. Zheng, H. Xu, and H. Chen, "Maximize lifetime of wireless sensor networks via a distributed cooperative routing algorithm," Transactions on Emerging Telecommunications Technologies, vol. 23, no. 5, pp. 414-428, Aug. 2012.

[6] C. Zhai, H. Xu, J. Liu, L. Zheng, and Y. Zhou, "Performance of opportunistic relaying with truncated ARQ over Nakagami-m fading channels," Transactions on Emerging Telecommunications Technologies, vol. 23, no. 1, pp. 50-66, Jan. 2012.

[5] L. Zheng, J. Liu, C. Zhai, H. Chen, and Y. Zhou, "Energy efficient cooperative routing algorithm with truncated ARQ over Nakagami-m fading channels," IET Communications, vol. 5, no. 8, pp. 1073-1082, May 2011.

[4] Y. Zhou, J. Liu, L. Zheng, C. Zhai, and H. Chen, "Link-utility-based cooperative MAC protocol for wireless multi-hop networks," IEEE Transactions on Wireless Communications, vol. 10, no. 3, pp. 995-1005, Mar. 2011.

[3] H. Chen, J. Liu, L. Zheng, C. Zhai, Y. Zhou, "An improved selection cooperation scheme for decode-and-forward relaying," IEEE Communications Letters, vol. 14, no. 12, pp. 1143-1145, Dec. 2010.

[2] Y. Zhou, J. Liu, C. Zhai, and L. Zheng, "Two-transmitter two-receiver cooperative MAC protocol: Cross-layer design and performance analysis," IEEE Transactions on Vehicular Technology, vol. 59, no. 8, pp. 4116-4127, Oct. 2010.

[1] H. Chen, J. Liu, L. Zheng, C. Zhai, and Y. Zhou, "Approximate SEP analysis of DF cooperative diversity networks with opportunistic relaying," IEEE Signal Processing Letters, vol. 17, no. 9, pp. 779-782, Sep. 2010.


Published Conference Papers:

[22] C. Zhai, H. Chen, X. Wang, and J. Liu, "Underlay spectrum sharing with spatially random users and cooperative wireless power transfer," IEEE International Conference on Wireless Communications and Signal Processing (WCSP), Nanjing, China, Oct. 2017.

[21] C. Zhai, L. Shi, and H. Chen, "Underlay spectrum sharing with wireless power transfer towards primary user," IEEE International Conference on Wireless Communications and Signal Processing (WCSP), Nanjing, China, Oct. 2017.

[20] X. Zhang, J. Liu, S. Wu,  C. Zhai, and S. Yu, "Uplink pilot power control with genetic algorithm for massive MIMO networks," IEEE International Conference on Wireless Communications and Signal Processing (WCSP), Nanjing, China, Oct. 2017.

[19] C. Zhai, L. Zheng, P. Lan, H. Chen, and H. Xu, "Decode-and-forward two-path successive relaying with wireless energy harvesting," IEEE International Conference on Communications (ICC), workshop, Paris, France, May 2017.

[18] H. Chen, C. Zhai, Y. Li, and B. Vucetic, "Towards secure communication via a wireless-powered full-duplex jammer," IEEE International Conference on Ubiquitous Wireless Broadband (ICUWB), Nanjing, China, Oct. 2016.

[17] C. Zhai, J. Liu, L. Zheng, and X. Wang, "Wireless power transfer based spectrum leasing with user selection in cognitive radio networks," IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), Valencia, Spain, Sep. 2016.

[16] P. Xing, J. Liu, and C. Zhai, "Spectral efficiency of the uplink channel in the shared-antenna full-duplex massive MU-MIMO system," IEEE Vehicular Technology Conference (VTC 2016-Spring), workshop, Nanjing, China, May. 2016.

[15] S. Yue, J. Liu, C. Zhai, and Q. Wang, "User pilot scheduling in massive MIMO systems," IEEE International Conference on Wireless Communications and Signal Processing (WCSP), Nanjing, China, Oct. 2015.

[14] Z. Yu, C. Zhai, and J. Liu, "Time domain spectrum sharing with wireless power transfer in cognitive radio network,"  IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), Hong Kong, Aug. 2015.

[13] Q. Wang, J. Liu, C. Zhai, S. Ma, and S. Yu, "Outage probability analysis of selection combining over generalized correlated Weibull fading channels," IEEE China Summit and International Conference on Signal and Information Processing (ChinaSIP), Chengdu, China, Jul. 2015.

[12] C. Zhai, W. Zhang, and G. Mao, "Cooperative spectrum sharing in wireless ad-hoc networks," IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Vancouver, Canada, pp. 5293-5297, May 2013.

[11] C. Zhai and W. Zhang, "Multiuser diversity of spectrum leasing in cognitive radio networks," IEEE International Wireless Symposium (IWS), Beijing, China, Apr. 2013.

[10] C. Zhai, W. Zhang, and P. C. Ching, "Spectrum leasing based on bandwidth efficient relaying in cognitive radio networks," IEEE Global Communications Conference (GLOBECOM), Anaheim, California, USA, pp. 4927-4932, Dec. 2012.

[9] C. Zhai and W. Zhang, "Spectrum and energy efficient cognitive relay for spectrum leasing", IEEE International Conference on Communications Systems (ICCS), Singapore, pp. 240-244, Nov. 2012.

[8] C. Zhai, W. Zhang, and G. Mao, "Uncoordinated cooperative truncated ARQ schemes in wireless systems," IEEE International Conference on Communications (ICC), Ottawa, Canada, pp. 3910-3914, Jun. 2012.

[7] C. Zhai, W. Zhang, and P. C. Ching, "Spectrum sharing based on two-path successive relaying," IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Kyoto, Japan, pp. 2909-2912, Mar. 2012.

[6] L. Zheng, J. Liu, C. Zhai, and L. Chen, "Distributed lifetime maximizing cooperative routing algorithm in wireless ad hoc networks," IEEE International Conference on  Communications and Networking in China (CHINACOM), Beijing, China, Aug. 2010.

[5] H. Chen, J. Liu, and C. Zhai, "Performance analysis of SNR-based hybrid decode-amplify-forward cooperative diversity networks over Rayleigh fading channels,"  IEEE Wireless Communications and Networking Conference (WCNC), Sydney, Australia, Apr. 2010.

[4] C. Zhai, J. Liu, L. Zheng, and H. Xu, "Lifetime maximization via a new cooperative MAC protocol in wireless sensor networks," IEEE Global Communications Conference (GLOBECOM), Hawaii, USA, Dec. 2009.

[3] C. Zhai, J. Liu, L. Zheng, and H. Chen, "New power allocation schemes for AF cooperative communication over Nakagami-m fading channels," IEEE International Conference on Wireless Communications and Signal Processing (WCSP), Nanjing, China, Nov. 2009.

[2] H. Chen, J. Liu, C. Zhai, and Y. Liu, "Performance of incremental-selective decode-and-forward relaying cooperative communication over Rayleigh fading channels," IEEE International Conference on Wireless Communications and Signal Processing (WCSP), Nanjing, China, Nov. 2009.

[1] Y. Zhou, J. Liu, L. Zheng, and C. Zhai, "A joint scheduling and transmission power control MAC protocol for wireless  ad hoc networks," IEEE International Conference  on Wireless Communications and Signal Processing (WCSP), Nanjing, China, Nov. 2009.


Thesis and Reports:

[3] C. Zhai, "Wireless Energy Harvesting Based Spectrum Sharing Designs for Cognitive Radio Networks," Postdoc Research Report, Shandong University, China, Apr. 2016.

[2] C. Zhai, "Relay Based Spectrum Sharing Designs for Cognitive Radio Networks," Ph.D. dissertation, the University of New South Wales, Sydney, Australia, Aug. 2013.

[1] C. Zhai, "Research on Cross-Layer Design of Cooperative Schemes in Wireless Sensor Networks," Master's thesis, Shandong University, Jinan, China, Apr. 2010.


Patents:

[3]一种分离式大规模天线阵全双工无线通信系统的信道状态信息获取方法,刘琚、邢朋波、翟超、王新华、张笑青,专利号:ZL 2016 1 0049658.0

[2]共享式全双工大规模天线阵列及自干扰的隔离和抑制方法,刘琚、邢朋波翟超、王新华专利号:ZL 2015 1 0333498.8

[1]一种全双工大规模天线阵列系统中自干扰的联合抑制方法,刘琚、邢朋波翟超,专利号:ZL 2015 1 0824107.2


 

Research Grants:

[5] "Spectral and Energy Efficient Cooperative Data Transmission in Cognitive Heterogeneous Networks," Fundamental Research Funds of Shandong University, 2017-2019, Principal Investigator.

[4] "Energy Harvesting Based Cooperative Spectrum Sharing Designs for Cognitive Radio Networks," China Postdoctoral Science Foundation (2014M560553), 2014-2016, Principal Investigator.

[3] "Cooperative Relay Based Green Spectrum Sharing in Large-Scale Cognitive Radio Networks," Special Funds for Postdoctoral Innovative Projects of Shandong Province (201401013), Principal Investigator.

[2] "The Impairment Awareness and Compensation in Flexible WDM-OFDMA-PON," National Natural Science Foundation of China (61571273), 2016-2019, Participant.

[1] "Energy Efficiency Optimization for the Massive MIMO Small-Cells Heterogeneous Networks", Natural Science Foundation of Shandong Province (ZR2017MF066), 2017-2020, Participant.

教育经历
  • [1] 2010.8 -- 2013.10

    澳大利亚新南威尔士大学       Electrical Engineering       博士研究生毕业       博士

  • [2] 2007.9 -- 2010.6

    山东大学       通信与信息系统       研究生(硕士)毕业       硕士

  • [3] 2003.9 -- 2007.6

    山东大学       通信工程       本科(学士)       学士

工作经历
  • [1] 2014.4 -- 至今

    山东大学信息学院

研究方向
  • [1] Stochastic geometry theory
  • [2] Wireless heterogeneous networks
  • [3] Cooperative relay and diversity
  • [4] Device-to-device communications
  • [5] Massive multiple-input multiple-output
  • [6] Energy harvesting wireless communications
  • [7] Spectrum sharing in cognitive radio networks
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