dst 20200923 xinweidu

Dr. Xinwei DU
Assistant Professor of Statistics
Division of Science and Technology
office: T6-302-R9

Google Scholars

Curriculum Vitae

Education

08/2014-12/2018 Ph.D.,
Department of Electrical and Computer Engineering, National University of Singapore
09/2010-06/2014 B.Eng.,
Department of Communication and Information Engineering, University of Electronic Science and Technology of China                        

Research Interests

Carrier recovery for wireless/optical systems
Bayesian filtering
Maximum likelihood optimum algorithm design

Current Teaching

MATH1053 Linear Algebra I 
MATH1073 Calculus I

Selected Publications

[1] X. Du, T. Song, Y. Li, M. Wu and P. Y. Kam, “An optimum signal detection approach to the joint ML estimation of timing offset, carrier frequency and phase offset for coherent optical OFDM,” Journal of Lightwave Technology, accepted, 2020.

[2] W. Wang, Y. Liu, X. Du, X. Zhong, C. Yu and X. Chen, “Ultra-stable and real-time demultiplexing system of strong fiber Bragg grating sensors based on low-frequency optoelectronic oscillator,” Journal of Lightwave Technology, vol. 38, no. 4, pp. 981-988, 2020.

[3] X. Du, P. Y. Kam and C. Yu, “Joint timing and frequency synchronization in coherent optical OFDM systems,” Frontiers of OptoElectronics (invited paper), vol. 12, no. 1, pp. 4-14, 2019.

[4] Y. Li, M. Wu, X. Du, T. Song and P. Y. Kam, “A refinement to the Viterbi-Viterbi carrier phase estimator and an extension to the case with a Wiener carrier phase process,” IEEE Access, vol. 7, pp. 78170-78184, 2019.

[5] M. Wu, T. Song, Y. Li, X. Du and P. Y. Kam, “On-off rate-controlled wireless transmission using ARQ with channel gain monitoring—the infinite achievable diversity order,” IEEE Wireless Communication Letters, vol. 8, no. 4, 2019.

[6] W. Wang, L. Huang, J. Tao, H. Zhu, X. Du, L. Hao, C. Yu and X. Chen, “Tunable multiple-passband microwave photonic filter based on external optical injected Fabry-Perot laser,” Optics Express, vol. 27, no. 9, pp. 12491-12503, 2019.

[7] X. Du, T. Song, and P. Y. Kam, “Carrier frequency offset estimation for CO-OFDM: the matched filter approach”, Journal of Lightwave Technology, vol. 36, no. 14, pp. 2955-2965, 2018.

[8] Y. Li, M. Wu, X. Du, Z. Xu, M. Gurusamy, C. Yu and P. Y. Kam, “Nonlinear phase noise tolerance for coherent optical systems using soft-decision-aided ML carrier phase estimation enhanced with constellation partitioning,” Optics Communications, vol. 409, pp. 45-51, 2018.

[9] M. Zhu, J. Zhang, X. Yi, Y. Song, B. Xu, X. Li, X. Du and K. Qiu, “Hilbert superposition and modified signal-to-signal beating interference cancellation for signal side-band optical NPAM-4 direct-detection system,” Optics Express, vol. 25, no. 11, pp. 12622-12631, 2017.

[10] X. Du, J. Zhang, Y. Li, C. Yu and P. Y. Kam, “Efficient joint timing and frequency synchronization algorithms for coherent optical OFDM systems,” Optics Express, vol. 24, no. 17, pp.19969-19977, 2016.

Grants and Projects

[Finished (05/2014-12/2015)]Singapore AcRF Tier2 (MOE2013-T2-2-145) (Participant)              

[On-going (01/2019-12/2021)]HK RGC GRF(15200718) (Participant)      

[On-going (01/2020-12/2023)]National Nature Science Foundation of China (61971372) (Participant)   

Academic and Social Service
  • Reviewer of Journals (2014-Present)
    Optics Express, Journal of Lightwave Technology, IEEE Access, IEEE Photonics Journal, Photonic Network Communications, Optical and Quantum Electronics.
  • Membership (08/2020-Present)
    IEEE Member
Awards and Honors

08/2014-12/2018  NUS Research Scholarship