K.K.Y. Wong

Ph.D., M.Sc., B.E., B.Sc.
Email:
Web: https://www.eee.hku.hk/~kywong
Tel.: 3917 8483
Office: CB 718

Kenneth K.Y. Wong

Professor,
Head of Department

Research Interests

Novel optical generation; Photonic parametric processing; Ultrafast optical fiber communication and imaging (spectroscopy, microscopy and tomography). Prof. Kenneth Kin-Yip Wong received combined B.E. (1st class honor with medal award) degree in electrical engineering and B. S. degree in physics from the University of Queensland, Brisbane, Australia, in 1997. He received the M.S. degree in 1998 and the Ph.D. degree in 2003, both in electrical engineering at Stanford University. He was a member of the Photonics and Networking Research Laboratory at Stanford University. His research field included DWDM systems, SCM optical systems, fiber nonlinearity, and fiber optical parametric amplifiers. He is author or coauthor of over 50 journal and conference papers. He worked in Hewlett-Packard Laboratories as research engineer and contributed in projects included parallel optics and VCSEL in 1998-99. He also worked as independent consultant in Innovation CORE (A Sumitomo Electric Company), CA, in 2004. He was the recipient of OSA New Focus Student Award in 2003 and IEEE/LEOS Graduate Student Fellowship in 2003. He is the reviewer for Optics Letters, JOSA B, Optics Express, IEEE Photonics Technology Letters, IEEE/OSA Journal of Lightwave Technology and Optics Communications. Prof. Wong is currently a Professor in the Department of Electrical and Electronic Engineering in the University of Hong Kong. He is a senior member of the IEEE (Photonics Society), OSA, and SPIE.
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Vacancies

Research Assistant / Postdoctoral Researcher
A collaborative research centre on developing advanced biomedical instrumentation is recruiting a position of Research Assistant. The research centre is collaborative effort coordinated by the University of Hong Kong (HKU) to be established at the Hong Kong Science and Technology Park (HKSTP) undertaking R&D projects. The aim of the collaborative centre is to develop completely new and disruptive biomedical instrumentation that will meet the growing needs in medicine and contribute sustainably to human health.
Job Responsibilities:
The job duties include establishing the spectroscopic measurement system for diagnostic calibration and a wide range of calibration on low-cost diagnostic devices.
Job Requirements:
Candidates should possess a bachelor degree in Biomedical Engineering, Chemical and Biomolecular Engineering or related engineering disciplines. Holder of a Master degree is a plus. Preferably with research experience in biomedical, particularly diagnostics-related projects. Fluent in English in both writing and verbal communication is required.
Interested candidate please send your CV to Professor Kenneth Wong for consideration.
Prof. Kenneth K.Y. Wong
kywong@eee.hku.hk??????
(+852) 3917 8483

Postdoctoral Researcher
A collaborative research centre on developing advanced biomedical instrumentation is recruiting a position of Research Assistant. The research centre is collaborative effort coordinated by the University of Hong Kong (HKU) to be established at the Hong Kong Science and Technology Park (HKSTP) undertaking R&D projects. The aim of the collaborative centre is to develop completely new and disruptive biomedical instrumentation that will meet the growing needs in medicine and contribute sustainably to human health.
Job Responsibilities:
The job duties include establishing the imaging and cranial window operation for diagnostic calibration and a wide range of calibration on low-cost diagnostic devices.
Job Requirements:
Candidates should possess a PhD degree in Biomedical Engineering, Biomedical Science, Mechanical engineering or related engineering disciplines. Preferably with research experience in biomedical, particularly diagnostics-related projects. Fluent in English in both writing and verbal communication is required.
Interested candidate please send your CV to Professor Kenneth Wong for consideration.
Prof. Kenneth K.Y. Wong
kywong@eee.hku.hk
(+852) 3917 8483
Posted on 18 Aug 2020


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Selected Publications

X. Wei, C. Kong, S. Sy, H. Ko, K. K. Tsia, and K. K. Y. Wong, “Ultrafast time-stretch imaging at 932 nm through a new highly-dispersive fiber,” Biomed. Opt. Express, vol. 7, no. 12, pp. 5280–5217, 1 Dec. 2016.
X. Wei, C. Kong, G. K. Samanta, K. K. Tsia, and K. K. Y. Wong, “Self-healing highly-chirped fiber laser at 1.0 μm,” Opt. Express, vol. 24, no. 24, pp. 27577–27586, 28 Nov. 2016.
C. Zhang, B. Li, and K. K. Y. Wong, “Ultrafast spectroscopy based on temporal focusing and its applications,” IEEE J. on Selected Topics in Quantum Electronics (Invited), vol. 22, no. 3, **, May/June 2016.
X. Wei, A. K. S. Lau, Y. Xu, K. K. Tsia, and K. K. Y. Wong, “28 MHz swept source at 1.0 μm for ultrafast quantitative phase imaging,” Biomed. Opt. Express, vol. 6, no. 10, pp. 3855–3864, 1 Oct. 2015.
X. Wei, S. Tan, A. Mussot, A. Kudlinski, K. K. Tsia, and K. K. Y. Wong, “110-nm versatile fiber optical parametric amplifier at 1.0 μm,” Opt. Lett. vol. 40, no. 17, pp. 4090–4093, 1 Sept. 2015.
B. Li, C. Zhang, J. Kang, X. Wei, S. Tan, and K. K. Y. Wong, “109 MHz optical tomography using temporal magnification,” Opt. Lett., vol. 40, no. 13, pp. 2965–2968, 1 Jul. 2015.
X. Wang, X.-Z. Li, S. C. Chan, and K. K. Y. Wong, “Modulation instability in highly nonlinear fiber for pulsed random bit generation,” Opt. Lett., vol. 40, no. 11, pp. 2665–2667, 1 Jun. 2015.
J. Xu, L. Yu, X. Wei, P. C. Chui, K. T. Chan, E. Y. Lam, N. P. Lee, and K. K. Y. Wong, “Simultaneous dual-band spectroscopic optical coherence tomography for endoscopic applications,” J. Biomed. Opt., vol. 19, no. 12, 126007, 9 Dec. 2014.
X. Wei, A. K. S. Lau, Y. Xu, C. Zhang, A. Mussot, A. Kudlinski, K. K. Tsia, and K. K. Y. Wong, “Broadband fiber optical parametric amplification for ultrafast time-stretch imaging at 1.0 μm,” Opt. Lett., vol. 39, no. 20, pp. 5989–5992, 15 Oct. 2014.
C. Zhang and K. K. Y. Wong, “Wavelength-encoded tomography based on optical temporal Fourier transform,” Appl. Phys. Lett., 105, 091109 (2014).
C. Zhang, Y. Xu, X. Wei, K. K. Tsia, and K. K. Y. Wong, “Time-stretch microscopy based on time-wavelength sequence reconstruction from wideband incoherent source,” Appl. Phys. Lett., 105, 041113 (2014).
C. Zhang, X. Wei, M. E. Marhic, and K. K. Y. Wong, “Ultrafast and versatile spectroscopy by temporal Fourier transform,” Sci. Rep., 4, 5351 (2014).
C. Zhang, J. Xu, P. C. Chui, and K. K. Y. Wong, “Parametric spectro-temporal analyzer (PASTA) for real-time optical spectrum observation,” Sci. Rep. 3, 2064 (2013).
R. Zhu, J. Xu, C. Zhang, A. C. Chan, Q. Li, P. C. Chui, E. Y. Lam, and K. K. Y. Wong, “Dual-Band Time-Multiplexing Swept-Source OCT based on Optical Parametric Amplification,” IEEE J. on Selected Topics in Quantum Electronics, vol. 18, no. 4, pp. 1287–1292, July/August 2012.
Y. Zhou, Q. Li, K. K. Y. Cheung, S. Yang, P. C. Chui, and K. K. Y. Wong, “All-Fiber-Based Ultrashort Pulse Generation and Chirped Pulse Amplification Through Parametric Processes,” IEEE Photon. Technol. Lett., vol. 22, no. 17, pp. 1330–1332, 17 Sept. 2010.
Y. Zhou, K. K. Y. Cheung, S. Yang, P. C. Chui, and K. K. Y. Wong, “Widely-tunable picosecond optical parametric oscillator using highly-nonlinear fiber,” Opt. Lett., vol. 34, no. 7, pp. 989–991, 1 Apr. 2009. Selected for inclusion in Virtual Journal of Ultrafast Science, vol. 8, no. 5, May 2009.
D. M. F. Lai, C. H. Kwok, and K. K. Y. Wong, “All-Optical Picoseconds Logic Gates based on a Fiber Optical Parametric Amplifier,” OSA Opt. Express, vol. 16, no. 22, pp. 18362–18370, 27 Oct. 2008.
K. K. Y. Wong, G.-W. Lui, and L.-K. Chen,
“Simultaneous all-optical inverted and non-inverted wavelength conversion using a single-stage fiber optical parametric amplifier,” IEEE Photon. Technol. Lett., vol. 18, pp. 1442-1444, July 2006.
G. Kalogerakis, M. E. Marhic, K. K. Y. Wong, and L. G. Kazovsky,
“Transmission of optical communication signals by distributed parametric amplification,” IEEE/OSA J. Lightwave Technol., vol. 23, pp. 2945-2953, Oct. 2005.
K. K. Y. Wong, M. E. Marhic, and L. G. Kazovsky,
“Temperature control of the gain spectrum of fiber optical parametric amplifiers,” OSA Opt. Express., vol. 13, pp. 4666–4673, June 2005.
M. E. Marhic, K. K. Y. Wong, and L. G. Kazovsky,
“Wideband Tuning of the Gain Spectra of One-Pump Fiber Optical Parametric Amplifiers,” IEEE J. on Selected Topics in Quantum Electronics, vol. 10, pp. 1133-1141, Sept./Oct. 2004.
K. K. Y. Wong, K. Shimizu, M. E. Marhic, K. Uesaka, G. Kalogerakis, and L. G. Kazovsky,
“Continuous-Wave Fiber Optical Parametric Wavelength Converter with +40-dB Conversion Efficiency and 3.8-dB Noise Figure,” Opt. Lett., vol. 28, pp. 692-694, May. 1, 2003.
K. K. Y. Wong, M. E. Marhic, and L. G. Kazovsky,
“50-dB Nonlinear Crosstalk Suppression in a WDM Analog Fiber System by Complementary Modulation and Balanced Detection,” IEEE/OSA J. Lightwave Technol., J. Lightwave Technol., vol. 21, pp. 500-505, Feb. 2003.
K. K. Y. Wong, M. E. Marhic, and L. G. Kazovsky,
“Phase-Conjugate Pump Dithering for High-Quality Idler Generation in a Fiber Optical Parametric Amplifier,” IEEE Photon. Technol. Lett., vol. 15, pp. 33-35, Jan. 2003.
K. K. Y. Wong, M. E. Marhic, M. C. Ho, and L. G. Kazovsky,
“35-dB Nonlinear Crosstalk Suppression in a WDM Analog Fiber System by Complementary Modulation of Twin Carriers,” IEEE Photon. Technol. Lett., vol. 14, pp. 699-701, May 2002.
K. Uesaka, K. K. Y. Wong, M. E. Marhic, and L. G. Kazovsky,
“Wavelength Exchange in a Highly Nonlinear Dispersion-Shifted Fiber: Theory and Experiments,” IEEE J. on Selected Topics in Quantum Electronics, vol. 8, pp. 560-568, May 2002.
K. K. Y. Wong, M. E. Marhic, K. Uesaka, and L. G. Kazovsky,
“Polarization-Independent Two-Pump Fiber Optical Parametric Amplifier,” IEEE Photon. Technol. Lett., vol. 14, pp. 911-913, July 2002.

Last updated: March 1st, 2021