Biography

Prof. Xiaolong Wang is from the college of electronic science and engineering, Jilin University.
He received his B.S. degree in Communication Engineering from Jilin University, Changchun, China, in 2005, and M.S. degree from Changchun University of Science and Technology, Changchun, China, in 2008, and Ph. D. degree from University of Toyama, Toyama, Japan, in 2012. From Nov. 2012 to Jun. 2013, he was a Post-Doctoral Research Associate in the Art, Science and Technology Center for Cooperative Research, Kyushu University, Japan. From Jul. 2013 to Dec. 2015, he was a Researcher in the Plasma Research Center, University of Tsukuba, Japan. From Jan. 2016, he was an Assistant Professor in Department of Electronic Engineering, Saitama University, Japan. Now, he is a full Professor in the College of Electronic Science and Engineering, Jilin University, China.
His main research interests include microwave/millimeter-wave system design, passive component design and optimization techniques. He has co-authored over 50 research papers including IEEE Trans. Microw. Theory Techn., IEEE Trans. Circuits Syst., IEEE Trans. Compon., Packag. Manuf. Technol., IEEE Trans. Geosci. Remote Sens., etc.; obtained 5 authorized Chinese Invention Patents; he serves as the TPC member, special session organizer and session chair of several international conferences (Asia-Pacific Microwave Conference, IEEE MTT-S International Wireless Symposium, International Applied Computational Electromagnetics Society Symposium, etc.). He was the recipient of the IEEE Microwave Theory and Techniques Society (MTT-S) Japan Young Engineer Award and ChangBai Mountain Scholars Program.

Education
2012    Ph.D., Advanced Mathematics and Human Mechanisms, Graduate School of Science and Engineering, University of Toyama, Japan
2008    M.S., Communication and Information System, Electronic and Information Engineering, Changchun University of Science and Technology, China
2005    B.S., Optical communication, College of Telecommunications Engineering, Jilin University, China

Positions
2019-present         Guest Professor, Department of Electrical, Electronics and Information Engineering, Kanagawa University, Japan
2018-present         Professor, College of Electronic Science and Engineering, Jilin University  
2016-2018             Assistant Professor, Graduate School of Science and Engineering, Saitama University, Japan
2013-2015             Researcher, Plasma Research Center, University of Tsukuba, Japan
2012-2013             Art, Science and Technology Center for Cooperative Research, Kyushu University, Japan
2012-2012             Research Assistant, Graduate School of Science and Engineering, University of Toyama, Japan

Professional Membership
Member of IEEE Microwave Theory and Technique Society (IEEE MTT-S)
Member of Chinese Institute of Electronics
Member of The Institute of Electronics, Information and Communication Engineers (IEICE)

Awards/Honors
2016             ChangBai Mountain Scholars
2013             IEEE Microwave Theory and Techniques Society (MTT-S) Japan Young Engineer Award

Professional Service
· International Conference on Microwave and Millimeter Wave Technology (Publicity Co-chair in 2022, TPC member from 2019)
· Asia-Pacific Microwave Conference 2018 (APMC 2018), member of Steering Committee
· Special Session Organizer and Session Chair of the following international conferences:
  IEEE International Workshop on Electromagnetics: Applications and Student Innovation Competition 2021
  International Applied Computational Electromagnetics Society Symposium 2021
  Asia-Pacific Microwave Conference 2020
  IEEE MTT-S International Wireless Symposium 2020
  International Conference on Microwave and Millimeter Wave Technology 2019

Research Interest
Microwave/millimeter-wave system design, passive component design and optimization techniques:
1.  System design: various microwave/millimeter-wave system (such as SAR and microwave radiometer system)
2.  Passive component design: filters, power dividers, antennas, etc.

Selected Publications
Coauthored over 50 papers in international journals.
1. A wideband bandpass power divider with out-of-band multi-transmission zeros and controllable equal-ripple levels
   Zhang N.; Wang* X.; Zhu L.; Lu G., IEEE Trans. Microw. Theory Tech., vol.70, no.2, pp.1178-1187, Feb. 2022.  DOI:10.1109/TMTT.2021.3116072
2. An optimization algorithm in ultrawideband bandpass Wilkinson power divider for controllable equal-ripple level
   Bao C.; Wang* X.; Ma Z.; Chen C.-P.; Lu G., IEEE Microw. Compon. Lett., vol. 30, no. 9, pp. 861 - 864, Sep. 2020.  DOI:10.1109/LMWC.2020.3011516
3. A reconfigurable Wilkinson power divider with flexible tuning range configuration
   Wu. B.; Sun Z.; Wang* X.; Ma Z.; Chen C.-P., IEEE Trans. Circuits Syst., II, Exp. Briefs, vol.67, pp.1219-1223, July. 2020.  DOI:10.1109/TCSII.2019.2935261
4. Synthesis theory of ultra-wideband bandpass transformer and its Wilkinson power divider application with perfect in-band reflection/isolation
   Wang* X.; Ma Z.; Xie T.; Ohira M.; Chen C.-P.; Lu G., IEEE Trans. Microw. Theory Tech., vol.67, no.8, pp.3377-3390, Aug. 2019.  DOI:10.1109/TMTT.2019.2918539
5. Theory and experiment of two-section two-resistor Wilkinson power divider with two arbitrary frequency bands
   Wang* X.; Ma Z.; Ohira M., IEEE Trans. Microw. Theory Tech., vol.66, no.3, pp.1291-1300, Mar. 2018.  DOI:10.1109/TMTT.2017.2772848

Patents
1. A cascaded coupled-lines sections Chebyshev filtering Wilkinson power divider.
   X. Wang, N. Zhang, B. Wu, Q. Wang, G. Lu, Chinese Patent No. ZL201910073598.X, 2020.
2. A cascaded coupled-lines sections Chebyshev filtering Wilkinson power divider.
  X. Wang, N. Zhang, B. Wu, Q. Wang, G. Lu, Chinese Patent No. ZL201910073598.X, 2020.
3. A cascaded coupled-lines sections Chebyshev filtering Wilkinson power divider.
  X. Wang, N. Zhang, B. Wu, Q. Wang, G. Lu, Chinese Patent No. ZL201910073598.X, 2020.
4. A cascaded coupled-lines sections Chebyshev filtering Wilkinson power divider.
  X. Wang, N. Zhang, B. Wu, Q. Wang, G. Lu, Chinese Patent No. ZL201910073598.X, 2020.

Projects
2016.1-2018.12      ChangBai Mountain Scholars Program, 2 million (RMB)