Qi-Jun Zhang

Fellow of IEEE

Fellow of Canadian Academy of Engineering

Acting Associate Dean (Research), Faculty of Engineering and Design

Professor, Department of Electronics

Carleton University
1125 Colonel By Drive, Ottawa, Canada K1S 5B6
Tel: 613 520-2600 Ext. 5778, or Ext. 4157 Fax: 613 520-5708

Email: qjz@doe.carleton.ca


 


   

First Book of Its Kind

Neural Networks for RF and Microwave Design from Artech House Publishers, Boston, MA, 2000.

2017 IEEE MTT-S International Microwave Symposium - Workshop on Multiphysics based Microwave Modeling and Design

NeuroModeler - A software being developed by Prof. Zhang's research team.

Current Research

Recent Publications

History of Publications: Journal Papers and Conference Papers

Research Funding

Vacancies and Financial Aids for New Students

Employers for Past Students or Researchers

FAQ: Frequently Asked Questions


Current Research

Computer-Aided Design tools and methodologies for design of high-speed VLSI packages, RF and microwave circuits and subsystems in communication systems;

Neural Network technology for high frequency electronics circuits and systems design.

Optimization technology for electromagnetic structures, circuits and systems design.

Applications: modeling and optimization of RF and microwave circuits. Concurrent optimization techniques for signal integrity, thermal and EM based design of IC packages, multichip modules and printed circuit boards; Yield optimization, statistical modeling, manufacturability driven design of circuits;


Selected Recent Publications

V. Gongal-Reddy, F. Feng, C. Zhang, S. Zhang and Q.J. Zhang, "Parallel decomposition approach to gradient based EM optimization", IEEE Transactions on Microwave Theory and Techniques, vol. 64, no. 11, pp. 3380-3399, Nov. 2016.

L. Zhu, K.H. Liu, W.Y. Liu, Q.J. Zhang, H.F. Wu, Y.T. Ma and B. Peng, "An advanced analytical neuro-space mapping technique with sensitivity analysis for transistor modeling," International Journal of Numerical Modeling: Electronic Networks, Devices and Fields, (accepted September 26, 2016).

L. Zhu, Q.J. Zhang, K. Liu, Y. Ma, B. Peng and S. Yan, "A novel dynamic neuro-space mapping approach for nonlinear microwave device modeling," IEEE Microwave and Wireless Component Letters, vo. 26, no. 2, pp. 131-133, February 2016.

V. Gongal-Reddy, S. Zhang, C. Zhang and Q.J. Zhang, "Parallel computational approach to gradient based EM optimization of passive microwave circuits", IEEE Transactions on Microwave Theory and Techniques, vol. 64, no. 1, pp. 44-59, Jan. 2016.F. Feng, C. Zhang, J. Ma and Q.J. Zhang, "Parametric modeling of EM behavior of microwave components using combined neural networks and pole-residue based transfer functions," IEEE Transactions on Microwave Theory and Techniques, vol. 64, no. 1, pp. 60-77, Jan. 2016.

S.A. Sadrossadat, P. Gunupudi and Q.J. Zhang, "Nonlinear electronic/photonic component modeling using adjoint state-space dynamic neural network technique," IEEE Trans. Components, Packaging and Manufacturing Technology, vol. 5, no. 11, pp. 1679-1693, Nov. 2015.

C. Zhang, F. Feng, V. Gongal-Reddy, Q.J. Zhang and J.W. Bandler, "Cognition-driven formulation of space mapping for equal-ripple optimization of microwave filters," IEEE Transactions on Microwave Theory and Techniques, vol. 63, no. 7, pp. 2154-2165, July 2015.

S.X. Yan, C. Zhang and Q.J. Zhang, "Recurrent neural network technique for behavioral modeling of power amplifier with memory effects," International Journal RF and Microwave CAE, vol. 24, no. 4, pp. 289-298, May 2015.

F. Feng, C. Zhang, V. Gongal-Reddy, Q.J. Zhang and J.G. Ma, "Parallel space mapping approach to EM optimization," IEEE Transactions on Microwave Theory and Techniques, vol. 62, no. 5, pp. 1135-1148, May 2014.

W.C. Na and Q.J. Zhang, "Automated knowledge-based neural network modeling for microwave applications", IEEE Microwave and Wireless Components Letters, vol. 24, no. 7, pp. 499-501, July 2014.

Y. Tian, F. He, Q.J. Zhang , C.M. Tan, and J.G. Ma, "Rapid ULSI Interconnect Reliability Analysis Using Neural Networks," IEEE Transactions on Device and Material Reliability, vol. 14, No. 1, pp. 400-407, March 2014.

S.A. Sadrossadat, Y. Cao and Q.J. Zhang, "Parametric modeling of microwave passive components using sensitivity-analysis-based adjoint neural network technique", IEEE Transactions on Microwave Theory and Techniques, vol. 61, no. 5, pp. 1733-1747, May 2013.

Y.Z. Cao, G. Wang, P. Gunupudi and Q.J. Zhang, "Parametric modeling of microwave passive components using combined neural networks and transfer functions in the time and frequency domains," International Journal RF and Microwave CAE, vol. 23, no. 1, pp. 20-33, Jan. 2013.

Y. Wang, M. Yu, H. Kabir, and Q.J. Zhang, "Application of neural networks in space-mapping optimization of microwave filters," International Journal RF and Microwave CAE, vol. 22, no. 2, pp. 159-166, Mar. 2012.

D. Gorissen, L. Zhang, Q.J. Zhang and T. Dhaene, "Evolutionary neuro-space mapping technique for modeling of nonlinear microwave devices," IEEE Transactions on Microwave Theory and Techniques vol. 59, no. 2, pp. 213-229, Feb. 2011.

S. Liao, H. Kabir, Y. Cao, J. Xu, Q.J. Zhang and J.G. Ma, "Neural network modeling for 3D substructures based on spatial EM-field coupling in finite element method," IEEE Transactions on Microwave Theory and Techniques, vol. 59, No. 1, pp. 21-38, Jan. 2011.

M. Simsek, Q.J. Zhang, H. Kabir, Y.Z. Cao, and N.S. Sengor, "The recent developments in microwave design exploiting knowledge based neural modeling," Int. J. Mathematical Modelling and Numerical Optimisation, vol. 2, No. 2, pp. 213-228, 2011.

Y.Z. Cao, S. Reitzinger, and Q.J. Zhang, "Simple and efficient high-dimensional parametric modeling for microwave cavity filters using modular neural network," IEEE Microwave and Wireless Components Letters, vol. 21, no. 5, pp. 258-260, May 2011.

Y. Cao, I. Erdin and Q.J. Zhang, "Transient behavioral modeling of nonlinear I/O drivers combining neural networks and equivalent circuits," IEEE Microwave and Wireless Components Letters, vol. 20, No. 12, pp. 645-647, Dec. 2010.

H. Kabir, L. Zhang, M. Yu, P. Aaen, J. Wood and Q.J. Zhang, "Smart modeling of microwave devices," IEEE Microwave Magazine, vol. 11, No. 3, p. 105-118, May 2010.

L. Zhang and Q.J. Zhang, "Simple and effective extrapolation technique for neural-based microwave modeling," IEEE Microwave and Wireless Components Letters, vol. 20, No. 6, pp. 301-303, June 2010.

H. Kabir, Y. Wang, M. Yu and Q.J. Zhang, "High dimensional neural network technique and applications to microwave filter modeling," IEEE Trans. Microwave Theory Tech., vol. 58, No. 1, pp. 145-156, January 2010.

H. Kabir, M. Yu and Q.J. Zhang, "Recent advances of neural network-based EM-CAD," International Journal RF and Microwave CAE, vol. 20, No. 5, pp. 502-511, July 2010.

H. Kabir, Y. Cao, Y.Z. Cao and Q.J. Zhang, "Advances of neural network modeling methods for RF/microwave applications," ACES Journal, vol. 25, No. 5, pp. 423-432, May 2010.


History of Publications: Journal Papers and Conference Papers


Vacancies and Financial Aids to New Students

Financial Aids in the forms of Research Assistantships and post-doctoral fellowships are available for new applicants. These financial aids are from my research funds, and as such, you are required to actively carry out one of my research projects.


Employers for Past Students and Researchers


Research Funding

All research projects are fully funded by government and industry. All my graduate students and researchers receive financial support and must participate in at least one research project.