Nianhua (Frank) Jiang

Roles and responsibilities

Senior Research Council Officer

Research and development of low noise technologies for advanced radio astronomical instrumentations, including low noise transistors, device modeling, low noise amplifiers, mixers and receiver development for large radio telescope arrays.

Current research and/or projects

Component Design and Technology development

  • InP High Electron Mobility Transistor (InP HEMT)
  • Monolithic Microwave Integrated Circuit (MMIC)
  • Cryogenic performance of GaAs and InP transistors
  • Transistor linear modelling and noise parameters
  • Low noise measurement techniques
  • Broadband impedance and noise matching
  • Cryogenic low noise amplifiers
  • EM packaging of active circuits

Interests

  • Transistor and MMIC fabrication process
  • Microelectronics assembly techniques
  • Microwave and millimeter wave measurement systems

Research and/or project statements

  • Developed C-band cryogenic InP HEMT low noise amplifiers for Atacama Large Millimetre Array Band 3 receivers in Chile. https://public.nrao.edu/telescopes/alma/
  • Developed UHF band cryogenic InP HEMT low noise amplifiers for MeerKAT Array receivers in South Africa. https://www.sarao.ac.za/gallery/meerkat/
  • Developed L-band cryogenic InP HEMT low noise amplifiers for MeerKAT Array receivers in South Africa. https://www.sarao.ac.za/gallery/meerkat/
  • Developed cryogenic GaAs HEMT low noise amplifiers for Square Kilometer Array-mid Band 2 receivers in South Africa. https://www.skatelescope.org/africa/
  • Design wideband cryogenic low noise amplifiers for next-generation Vary Large Array receivers in USA. https://ngvla.nrao.edu/
  • Design cryogenic MMIC low noise amplifiers for future focal plane array application
  • Design broadband MMIC low noise amplifiers for Atacama Large Millimetre Array receiver upgrading in IF frequency bandwidth. 

Education

• Ph.D., Electrical and Communication Engineering, Tohoku University, Sendia, Japan, 1996

• MEng., Electronic Engineering, University of Electronics Science and Technology of China, Chengdu, China 1984

• BEng., Electronic Engineering, University of Electronics Science and Technology of China, Chengdu, China 1982

Professional activities/interests

  • Adjunct Professor with the Department of Electrical and Computer Engineering, University of Victoria
  • Supervision of graduate students and co-op students
  • Collaboration with international institutes and industry partners  
  • SPIE member

Awards

• The National Research Council of Canada Inventor Fixed Millstone Award for 2019 - 2020

• The National Research Council of Canada Outstanding Achievement Award for innovation design of the IF amplifier for the ALMA Band 3 Project, 2007

Key publications

  1. Nianhua Jiang, Lewis B. G. Knee, Dominic Garcia, Pat Niranjanan, Ivan Wevers, “Wideband cryogenic LNA design for the ngVLA Band-1 receiver” Proceedings of the SPIE, Volume 12190, id. 1219021 6 pp. (2022).
  2. Alireza Seyfollahi, Nianhua Jiang, Lewis B. G. Knee, Jens Bornemann, "Wideband SiGe down-converter for millimeter-wave radio astronomy applications," J. Astron. Telesc. Instrum. Syst. 8(3), 036004 (2022), doi: 10.1117/1.JATIS.8.3.036004.
  3. D. Henke, F. Jiang, S. Salem Hesari, A. Seyfollahi, B. Veidt, L. B. G. Knee, "Octave bandwidth receiver technology for radio and millimetre-wave telescopes," Proc. SPIE 12190, Millimeter, Submillimeter, and Far-Infrared Detectors and Instrumentation for Astronomy XI, 121901Y, Aug. 31, 2022.  https://doi.org/10.1117/12.2630537
  4. M. Fu, N. Jiang, J. Bornemann and Q. Feng, "Accurate Simulation of High-Gain MMIC Amplifiers with Microstrip-Type Transistors," in IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, doi: 10.1109/TCAD.2022.3174165.
  5. Robert Lehmensiek, Ockert B. Jacobs, Nianhua Jiang, Evan C. Knox-Davies, Sarel J. Marais, and Isak P. Theron "L-band cryogenic radio astronomy receiver front-end of the Square Kilometre Array," Journal of Astronomical Telescopes, Instruments, and Systems 8(1), 011002 (22 October 2021). https://doi.org/10.1117/1.JATIS.8.1.011002
  6. A. Seyfollahi, N. Jiang, D. Garcia and J. Bornemann, "UHF Wideband GaAs MMIC LNA," 2021 IEEE 19th International Symposium on Antenna Technology and Applied Electromagnetics (ANTEM), 2021, pp. 1-3, doi: 10.1109/ANTEM51107.2021.9518755.
  7. Nianhua Jiang, Lewis B. G. Knee, Dominic Garcia, Pat Niranjanan, Mark Halman, Ivan Wevers “Cryogenic L-band GaAs HEMT LNA for the Square Kilometer Array” IEEE Xplore ANTEM, 18th International Symposium, August 19-22, 2018.
  8. Rubin Ma, Jean Lapointe, Craig Storey, Philip Poole, Frank Jiang, Alireza Seyfollahi, Jean-Paul Noël, Alicia Kam, and Adam Densmore “Impacts on Access Resistance of InP HEMTs from Wafer Processing” J. Vac. Sci. Technol. B 38(2) Mar/Apr 2020; doi: 10.1116/ 1.5140364
  9. Alireza Seyfollahi, Nianhua Jiang, Jens Bornemann, Lewis B. G. Knee, Dominic Garcia, Patd Niranjanan “Full-Wave Analysis and Design of a Wideband GaAs pHEMT MMIC LNA” IEEE Xplore ANTEM, 18th International Symposium, August 19-22, 2018.
  10. Zhen Liu, Nianhua Jiang, Poman So, Lewis B.G. Knee, Jennifer Bardwell, Tongxi Wu “A Multi-Bias Correlated Parameter Extraction Method for Microwave Transistor Modeling” IEEE Xplore ANTEM, 18th International Symposium, August 19-22, 2018.
  11. Nianhua Jiang, Dominic Garcia, Pat Niranjanan, Mark Halman, Ivan Wevers “Extremely low noise UHF band amplifiers for square kilometer array” Proceedings of SPIE, Millimeter, Submillimeter, and Far-Infrared Detectors and Instrumentation for Astronomy VIII, Vol. 9914 991420-1, 2016.
  12. Frank Jiang, Stephane Claude and Dominic Garcia “Hybrid Cryogenic Low Noise Amplifier for the MeerKAT Array” IEEE Xplore ANTEM, 16th International Symposium, July, 2014.
  13. S. Claude, F. Jiang, P. Niranjanan, P. Dindo, D. Erickson, K. Yeung, D. Derdall, D. Duncan, D. Garcia, B. Leckie, M. Pfleger, G. Rodrigues, K. Szeto, P. Welle, I. Wood, K. Caputa, A. Lichtenberger and S-K. Pan “Performance of the Production Band 3 receiver (84-116 GHz) for the Atacama Large Millimeter Array (ALMA)” Journal of Infrared, Millimeter, and Terahertz Waves, July 2014, Volume 35, ISSUE 6-7, pp 563-582.
  14. D. Henke, F. Jiang, S. Claude, "Mode suppressing packaging for 50 GHz cryogenic low-noise amplifiers," 42nd European Microwave Conference (EuMC), pp.1003-1006, Oct. 29-Nov. 1, 2012.  http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=6459086
  15. Nianhua Jiang, Stephane Claude, Keith Yeung, Dominic Garcia, “Low noise InP HEMT amplifier” Proceedings of SPIE, Ground-based Telescopes, vol. 5489, pp848-857, 2004
  16. S. Claude, F. Jiang, P. Niranjanan, P. Dindo, D. Erickson, K. Yeung, D. Derdall, D. Duncan, D. Garcia, B. Leckie, M. Pfleger, G. Rodrigues, K. Szeto, P. Welle, I. Wood, K. Caputa, “Performance of the pre-production band 3 (84-116 GHz) receivers for ALMA”, Proc. Of SPIE vol. 7020,  70201B, 26-28 June 2008, Marseille, France

Previous work experience

• Senior RF Engineer - Nortel Networks, Ottawa, 2000 – 2002

• Postdoctoral Researcher – Microelectronic Research Center, University of Texas at Austin, Austin, Texas, USA. 1998 – 2000

• Research Engineer - Akita Research Institute of Advanced Technology, Akita, Japan, 1996 -1998

Nianhua (Frank) Jiang

Research Council Officer, RF
Herzberg Astronomy and Astrophysics
5071 West Saanich Road
Victoria, British Columbia V9E 2E7
Preferred language: English
Telephone: 250-363-3409

Expertise

Technology, Microelectronics