# Dr Yunfei Chen

Welcome to Yunfei Chen's Homepage

 Yunfei Chen Associate Professor School of Engineering University of Warwick Coventry, United Kingdoms CV4 7AL

Biography:

I received my BSc (engineering) degree and MSc (engineering) degree from the Department of Electronic Engineering at Shanghai Jiaotong University, Shanghai, China, in 1998 and 2001, respectively. I received my Ph.D. degree from the Department of Electrical and Computer Engineering at the University of Alberta in 2006. All degrees are in the field of communications. I then worked as a postdoctoral fellow in the iCORE Wireless Communications Laboratory at the same department. From 2007 to 2009, I worked as an Assistant Professor in the School of Engineering at the University of Warwick. Currently, I am working as an Associate Professor in the School of Engineering at the University of Warwick.

Research Interests:

• Communications and Statistical Signal Processing
• Wireless System Design and Analysis
• Energy Harvesting
• Wireless Relaying and Sensing
• Multiple Input Multiple Output Systems
• Channel Estimation and Modelling
• Modulation

Professional Activities:

• Senior Member of IEEE

• Editor for the IEEE Communications Letters, 2009 - 2012

• Associate Editor of Cognitive Radio and Performance Analysis for the IEEE Transactions on Communications, 2012 - 2014

• Editor for the IEEE Wireless Communications Letters, 2011 - 2014

• Member of the Technical Program Committees for most major IEEE conferences on communications, including ICC, Globecom, WCNC, VTC

• Reviewer for major journals, publishers and funding bodies inside and outside the UK

Modules Taught:
• ES335 Communications Systems
• ES4D2 Antenna, Propagation and Wireless Communication Theory (2nd part)
• ES174 Design for Function (Electroic Design Project)

Selected Publications in the Past 5 Years:

[1] K. Wang, Y. Chen and M. Di Renzo, “Outage probability of dual-hop selective AF with randomly distributed and fixed interferers,” IEEE Transactions on Vehicular Technology, vol. 64, pp. 4603 - 4616, Oct. 2015.

[2] Y. Chen, “Suboptimum detectors for AF relaying with Gaussian noise and S$\alpha$S interference,” IEEE Transactions on Vehicular Technology, vol. 64, pp. 4833 – 4839, Oct. 2015.

[3] M. Mao, N. Cao, Y. Chen, Y. Zhou, “Multi-hop relaying using energy harvesting,” IEEE Wireless Communications Letters, vol. 4, pp. 565 – 568, Oct. 2015.

[4] G. Pan, C. Tang, T. Li, Y. Chen, “Secrecy performance analysis for SIMO simultaneous wireless information and power transfer systems,” IEEE Transactions on Communications, vol. 63, pp. 3423 – 3433, Sept. 2015.

[5] C. Wu, C. He, L. Jiang, Y. Chen, “Optimal channel sensing sequence design for spectrum handoff,” IEEE Wireless Communications Letters, vol. 4, pp. 353 – 356, Aug. 2015.

[6] K. Wang, T. Wang, Y. Chen and M.-S. Alouini, “Statistics of α - μ random variables and their applications in wireless multihop relaying and multiple scattering channels,” IEEE Transactions on Vehicular Technology, vol. 64, pp. 2754 – 2759, June 2015.

[7] K. Wang, Y. Chen, J. Chen, “ALRT-based energy detection using uniform noise distribution,” Wireless Communications and Mobile Computing, Feb. 2015.

[8] Y. Chen and J. Chen, “Novel S$\alpha$S PDF approximations and their applications in wireless signal detection,” IEEE Transactions on Wireless Communications, vol. 14, pp. 1080 – 1091, Feb. 2015.

[9] K. Wang, Y. Chen, M.-S. Alouini, “BER and optimal power allocation for amplify-and-forward relaying using pilot-aided maximum likelihood estimation,” IEEE Transactions on Communications, vol. 62, pp. 3462 – 3475, Oct. 2014.

[10] G. Pan, Y. Chen, and Q. Feng, “Performance analysis of interference-limited cooperative systems with relay selection over independent log-normal fading channels,” IET Communications, vol. 8, pp. 1751 – 1761, July 2014.

[11] A. Zafar, R.M. Radaydeh, Y. Chen and M.-S. Alouini, “Enhancing the efficiency of constrained dual-hop variable-gain AF relaying under Nakagami-m fading,” IEEE Transactions on Signal Processing, vol. 62, pp. 3616 – 3630, June 2014.

[12] A. Zafar, Y. Chen, M.-S. Alouini, R. Radaydeh, “Power allocation strategies for fixed-gain half-duplex amplify-and-forward relaying in Nakagami-m fading,” IEEE Transactions on Wireless Communications, vol. 13, pp. 159 – 173, Jan. 2014.

[13] M. Long, Y. Chen and M. Di Renzo, “Performance analysis of relay selection in the presence of on-off relay traffic,” IEEE Transactions on Vehicular Technology, vol. 63, pp. 2959 – 2964, Dec. 2013.

[14] Y. Chen, L. Tang, and M. Long “Analysis of collaborative spectrum sensing without dedicated sensing period,” IET Communications, vol. 7, pp. 1617 – 1627, Oct. 2013.

[15] Y. Chen, J.A. Nossek, A. Mezghani, “Circuit-aware cognitive radios for efficient communications,” IEEE Wireless Communications Letters, vol. 2, pp. 323-326, June 2013.

[16] H. Sun, A. Nallanathan, C.-X. Wang, Y. Chen, “Wideband spectrum sensing for cognitive radio networks: a survey,” IEEE Wireless Communications, vol. 20, pp. 74 – 81, Apr. 2013.

[17] A. Rao, M.-S. Alouini, H. Ma, Y. Chen, “Impact of primary user traffic on adaptive transmission for cognitive radio with partial relay selection,” IEEE Transactions on Wireless Communications, vol. 12, pp. 1162-1172, Mar. 2013.

[18] K. Wang, Y. Chen, J. Chen, “Hard decision fusion with arbitrary numbers of bits for different samples,” IEEE Transactions on Vehicular Technology, vol. 62, pp. 879-884, Feb. 2013.

[19] Y. Chen, R. Shi, M. Long, “Performance analysis of amplify-and-forward relaying with correlated links,” IEEE Transactions on Vehicular Technology, vol. 62, pp. 2344 – 2349, Jan. 2013.

[20] A. Zafar, R. Radaydeh, M.-S. Alouini, Y. Chen, “Energy-efficient power allocation for fixed-gain amplify-and-forward relay networks with partial channel state information,” IEEE Wireless Communications Letters, vol. 1, pp. 553-556, Dec. 2012.

[21] M. Long, Y. Chen, F. Peng, “BER improvement for CSK chaotic communication systems,” IET Communications, vol. 6, pp. 2639-2644, Nov. 2012.

[22] Y. Chen, M.-S. Alouini, L. Tang, and F. Khan, “Analytical evaluation of adaptive-modulation-based opportunistic cognitive radio in Nakagami-$m$ fading channels,” IEEE Transactions on Vehicular Technology, vol. 61, pp. 3294-3300, Sept. 2012.

[23] L. Tang, Y. Chen, A. Nallanathan, E.L. Hines, “Performance evaluation of spectrum sensing using recovered secondary frames with decoding errors,” IEEE Transactions on Wireless Communications, vol. 11, pp. 2934-2945, Aug. 2012.

[24] L. Tang, Y. Chen, E.L. Hines and M.-S. Alouini, “Performance analysis of spectrum sensing with multiple status changes in primary user traffic,” IEEE Communications Letters, vol. 16, pp. 844-847, June 2012.

[25] Y. Chen and Z. Tang, “Effect of spectrum sensing errors on the performance of OFDM-based cognitive radio transmission,” IEEE Transactions on Wireless Communications, vol. 11, pp. 2342-2350, June 2012.

[26] B. Zhao, Y. Chen and R. Green, “Hard-input-hard-output capacity analysis of UWB BPSK systems with timing errors,” IEEE Transactions on Vehicular Technology, vol. 61, pp. 1741-1751, May 2012.

[27] F. H. Khan, Y. Chen, M.-S. Alouini, “Novel receivers for AF relaying with distributed STBC using cascaded and disintegrated channel estimation,” IEEE Transactions on Wireless Communications, vol. 11, pp. 1370-1379, April 2012.

[28] Y. Chen, G. Karagidinis, H. Lu, N. Cao, “Novel approximations to the statistics of products of independent random variables and their applications in wireless communications,” IEEE Transactions on Vehicular Technology, vol. 61, pp. 443-454, Feb. 2012.

[29] B. Zhao, Y. Chen, Chen He and Lingge Jiang, “Performance analysis of spectrum sensing with multiple primary users”, IEEE Transactions on Vehicular Technology, vol. 61, pp. 914-918, Feb. 2012.

[30] G. Farhadi, N.C. Beaulieu, and Y. Chen, “A precise approximation for performance evaluation of amplify-and-forward multi-hop relaying systems,” IEEE Transactions on Wireless Communications, vol. 10, pp. 3985-3989, Dec. 2011.

[31] M. Long, Y. Chen and F. Peng, “Simple and accurate analysis of BER performance for DCSK chaotic communication,” IEEE Communications Letters, vol. 15, pp. 1175-1177, Nov. 2011.

[32] Y. Chen, K. Yang and Bo Zhao “Collaborative user number selection based on saturation throughput and sensing performance,” IEEE Transactions on Vehicular Technology, vol. 60, pp. 4019-4023, Oct. 2011.

[33] H. Lu, Y. Chen and N. Cao, “Accurate approximation to the PDF of the product of independent Rayleigh random variables,” IEEE Antennas and Wireless Propagation Letters, vol. 10, pp. 1019-1022, Oct. 2011.

[34] Y. Chen and C.-X. Wang, H. Xiao and D. Yuan “Novel partial relay selection schemes for cooperative diversity in Nakagami-m fading channels,” IEEE Transactions on Vehicular Technology, vol. 60, pp. 3497-3503, Sept. 2011.

[35] Y. Chen, C. Wang, B. Zhao, “Performance comparison of feature-based detectors for spectrum sensing in the presence of primary user traffic,” IEEE Signal Processing Letters, vol. 18, pp. 291-294, May 2011.

[36] B. Zhao, Y. Chen and R. Green, “Capacity sensitivity of UWB TR receivers to synchronization errors,” IEEE Communications Letters, vol. 15, pp. 371-373, Apr. 2011.

[37] L. Tang, Y. Chen, E.L. Hines and M.-S. Alouini, “Effect of primary user traffic on sensing-throughput tradeoff for cognitive radios,” IEEE Transactions on Wireless Communications, vol. 10, pp. 1063-1068, Apr. 2011.

[38] Y. Chen, “Analysis of user selection in collaborative spectrum sensing with correlated shadowing,” Wireless Communications and Mobile Computing, Feb. 2011.

[39] Y. Chen, “Analytical performance of collaborative spectrum sensing using censored energy detection,” IEEE Transactions on Wireless Communications, vol. 9, pp. 3856-3865, Dec. 2010.

Patents:

[1] N.C. Beaulieu and Y. Chen, “System and Method for Pilot Symbol Assisted Modulation”, U.S. and Canadian Provisional Patent.

[2] N.C. Beaulieu and Y. Chen, “Non-Data-Aided Channel Estimators for Multipath and Multiple Antenna Wireless Systems”, U.S. and Canadian Provisional Patent.

Contact Information: