Materials for Download


Invited Journal Publications


Book Chapters
  • F. N. Khan, Z. Dong, C. Lu and A.P.T. Lau, "Optical Performance Monitoring for Fiber-Optic Communication Networks," in "Enabling Technologies for High Spectral-efficientcy Coherent Optical Communication Networks," Wiley Series in Microwave and Optical Engineering, 2016


















Peer-reviewed Journal Publications

2017:
81. T. Gui, T.H. Chan, C. Lu, A.P.T. Lau and P.K.A. Wai, “Alternative Decoding Methods for Optical Communications Based on                     Nonlinear Fourier Transform,” Journal of Lightwave Technology, vol. 35, no. 9, pp. 1542 – 1550, May 1, 2017.
82. J. Liu, K. Zhong, Z. Dong, C. Guo, A.P.T. Lau, C. Lu and Y. Lu, “Signal power distribution based modulation format identification            for coherent optical receivers,” Optical Fiber Technology, vol. 36, pp. 75 – 81, June 2017.
83. A.K. Azad, F. N. Khan, W. H. Alarashi, N. Guo, A.P.T. Lau and C. Lu, “Temperature extraction in Brillouin optical time-domain                analysis sensors using principal component analysis based pattern recognition,” Optics Express, vol. 25, no. 14, pp. 16534 –            16549, Jul. 2017.
84. F. N. Khan, K. Zhong, X. Zhou, W. H. Al-Arashi, C. Yu, C. Lu and A.P.T. Lau, “Joint OSNR monitoring and modulation format                    identification in digital coherent receivers using deep neural networks,” Optics Express, vol. 25, no. 15, pp. 17767-17776, Jul.          2017.
85. T. Gui, C. Lu, A.P.T. Lau and P.K.A. Wai, “High-order modulation on a single discrete eigenvalue for optical communications                 based on nonlinear Fourier transform,” Optics Express, vol. 25, no. 17, pp. 20286-20297, Aug. 2017.

2016:
73. Z. Dong, F. N. Khan, Q. Sui, K. Zhong, C. Lu, and A.P.T. Lau (Invited), "Optical Performance Monitoring: A Review of Current and         Future Technologies." Journal of Lightwave Technology, vol. 34, no. 2, pp. 525-543, Jan. 2016 .
74. H. Zhou, B. Li, M. Tang, K. Zhong, Z. Feng, J. Cheng, A.P.T. Lau, C. Lu, S. Fu, P. P. Shum and D. Liu, "Fractional Fourier                             Transformation-Based Blind Chromatic Dispersion Estimation for Coherent Optical Communications." Journal of Lightwave                 Technology vol. 34, no. 10, pp. 2371-2380, May 2016.
75. F. N. Khan, C. Lu and A.P.T. Lau. "Joint modulation format/bit-rate classification and signal-to-noise ratio estimation in                      multipath fading channels using deep machine learning." Electronics Letters (2016).
76. X. Zhou, K. Zhong, J. Huo, L. Gao, Y. Wang, L. Wang, Y. Yang, J. Yuan, K. Long, L. Zeng, A.P.T. Lau, and C. Lu, "112 Gb/s                      transmission over 80 km SSMF using PDM-PAM4 and coherent detection without optical amplifier," Optics Express vol. 24, no.          15, pp. 17359-17371, July 2016.
77. Y. Wang, Y. Zhou, T. Gui, Tao, K. Zhong, X. Zhou, L. Wang, A.P.T. Lau and C. Lu, “Efficient MMSE-SQRD-Based MIMO Decoder for          SEFDM-Based 2.4-Gb/s-Spectrum-Compressed WDM VLC System,” IEEE Photonics Journal, vol. 8, no. 4, Aug 2016
78. F. N. Khan, K. Zhong, A. Waled, C. Yu, C. Lu, and A.P.T. Lau. "Modulation Format Identification in Coherent Receivers Using Deep
     Machine Learning." IEEE Photonics Technology Letters, vol. 28, no. 17, pp. 1886-1889, Sept 2016.
79. K. Zhong, X. Zhou, Y. Wang, Y. Wang, W. Zhou, W. Chen, L. Zeng, L. Wang, A.P.T. Lau and C. Lu, “Transmission of a 120-GBd PM-        NRZ Signal Using a Monolithic Double-Side EML,” IEEE Photonics Technology Letters, vol. 28, no. 20, pp. 2176-2179, Oct. 2016.
80. K. Zhong, X. Zhou, Y. Wang, L. Wang, J.H. Yuan, C. Yu, A.P.T. Lau and C. Lu, “Experimental demonstration of 608Gbit/s short             reach transmission employing half-cycle 16QAM Nyquist-SCM signal and direct detection with 25Gbps EML,” Optics Express, vol.       24, no. 22, pp. 25027 – 25067, Oct. 31, 2016.

2015:
59. K. Zhong, X. Zhou, T. Gui, L. Tao, Y. Gao, W. Chen, J. Man, Z. Li, A.P.T. Lau and C. Lu (Invited), “Experimental study of PAM-4,              CAP-16, and DMT for 100 Gb/s Short Reach Optical Transmission Systems,” Optics Express, vol. 23, no. 2, pp. 1176-1189, Jan.          2015.
60. Q. Sui, H. Zhang, J. D. Downie, W.A. Wood, J. Hurley, S. Mishra, A.P.T. Lau, C. Lu, H.Y. Tam and P.K.A. Wai, “Long-haul quasi-              single-mode transmissions using few-mode fiber in presence of multi-path interference,” Optics Express, vol. 23, no. 3, pp.               3156-3169, Feb. 2015.
61. X. Zhou, K. Zhong, Y. Gao, Q. Sui, Z. Dong, J. Yuan, L. Wang, K. Long, A.P.T. Lau and C. Lu, “Polarization-interleave-multiplexed           discrete multi-tone modulation with direct detection utilizing MIMO equalization," Optics Express, vol. 23, no. 7, pp. 8409-8421,        Apr 2015.
62. S. M. Balal, G. Bosco, J. Cheng, A.P.T. Lau and C. Lu, “Carrier Phase Estimation Through the Rotation Algorithm for 64-QAM                Optical Systems," Journal of Lightwave Technology, vol. 33, no. 9, pp.1766-1773, May 2015.
63. J. Cheng, M. Tang, A.P.T. Lau, C. Lu, L. Wang, Z. Dong, S. M. Bilal, S. Fu, P. P. Shum and D. Liu, “Pump RIN-induced impairments in        unrepeatered transmission systems using distributed Raman amplifier,” Optics Express, vol. 23, vo. 9, pp.11838-11854, May            2015.
64. Y. Gao, Q. Zhuge, W. Wang, X. Xu, J. M. Buset, M. Qiu, M. Morsy-Osman, M. Chagnon, F. Li, L. Wang, C. Lu, A.P.T. Lau and D. V.            Plant, “40 Gb/s CAP32 short reach transmission over 80 km single mode fiber,” Optics Express, vol. 23, no. 9, pp.11412-11423,        May 2015.
65. Z. Dong, K. Zhong, X. Zhou, C. Lu, A.P.T. Lau, Y. Lu, L. Li, “Modulation-format-independent OSNR monitoring insensitive to                   cascaded filtering effects by low-cost coherent receptions and RF power measurements,” Optics Express, vol. 23, no. 12,                pp.15971-15982, Jun 2015.
66. Y. Yang, G. Cao, K. Zhong, X. Zhou, Y. Yao, A. P.T. Lau, and C. Lu, "Fast polarization-state tracking scheme based on radius-              directed linear Kalman filter," Opt. Express 23, 19673-19680 July 2015.
67. Z. Dong; S. Hari, T. Gui; K. Zhong; M.I. Yousefi, C. Lu, P.K.A. Wai, F.R. Kschischang and A.P.T. Lau, "Nonlinear Frequency Division          Multiplexed Transmissions Based on NFT," in Photonics Technology Letters, IEEE , vol.27, no.15, pp.1621-1623, Aug.1, 2015
68. K. Zhong; X. Zhou Y. Gao; W. Chen; J. Man, L. Zeng, A.P.T. Lau and C. Lu, "140-Gb/s 20-km Transmission of PAM-4 Signal at 1.3         um for Short Reach Communications," in IEEE Photonics Technology Letters, vol.27, no.16, pp.1757-1760, Aug.15, 2015
69. F. N. Khan, C. H. Teow, S. G. Kiu, M.C. Tan, Y. Zhou, W.H. Al-Arashi, A.P.T. Lau and C. Lu. "Automatic modulation format/bit-rate         classification and signal-to-noise ratio estimation using asynchronous delay-tap sampling." Computers & Electrical Engineering        47 (2015): 126-133.
70. S. M. Bilal, G. Bosco, Z. Dong, A.P.T. Lau and C. Lu. "Blind modulation format identification for digital coherent receivers." Optics        express 23, no. 20 (2015): 26769-26778.
71. F. N. Khan, Y. Yu, M. C. Tan, W. H. Al-Arashi, C. Yu, A. P. T. Lau, and C. Lu. "Experimental demonstration of joint OSNR monitoring       and modulation format identification using asynchronous single channel sampling." Optics express 23, no. 23 (2015): 30337-            30346.
72. X. Zhou, K. Zhong, J. Huo, J. Yuan, F. Li, L. Wang, K. Long, A. P. T. Lau and C. Lu. "Polarization-Multiplexed DMT With IM-DD Using        2×2 MIMO Processing Based on SOP Estimation and MPBI Elimination." IEEE Photonics Journal 7, no. 6 pp. 1-12, 2015.

2014:
50. F.N. Khan, Y.D. Zhou, Q. Sui, A.P.T. Lau, “Non-data-aided joint bit-rate and modulation format identification for next-generation        heterogeneous optical networks,” Optical Fiber Technology, vol. 20, no. 2, pp. 68-74, Mar. 2014.
51. A. P. T. Lau, Y. Gao, Q. Sui, D. Wang, Q. Zhuge, M. Morsy-Osman, M. Chagnon, X. Xu, C. Lu, and D. V. Plant (Invited), “Advanced         DSP Techniques Enabling High Spectral Efficiency and Flexible Transmissions: Toward Elastic Optical Networks,” IEEE Signal                 Processing Magazine, vol. 31, no.2, pp. 82–92, Mar. 2014. 
52. L. Huang, D. Wang, A.P.T. Lau, C. Lu, and S.L. He, “Performance analysis of blind timing phase estimators for digital coherent            receivers,” Optics Express, vol. 22, no. 6, pp. 6749-6763, Mar. 2014.
53. M.C. Tan, F. N. Khan, A. H. Al-Arashi, Y.D. Zhou and A.P.T. Lau, “Simultaneous Optical Performance Monitoring and Modulation           Format/Bit-Rate Identification Using Principal Component Analysis,” Journal of Optical Communications and Networking, vol. 6,         no. 5, pp. 441-448, May 2014.
54. X. Zhou, K. Zhong, Y. Gao, C. Lu, A.P.T. Lau and K. Long, “Modulation-format-independent blind phase search algorithm for                coherent optical square M-QAM systems,” Optics Express, vol. 22, no. 20, 24044-24055, Sept. 2014.
55. X. Zhou, C. Lu, A.P.T. Lau and K. Long, “Low-Complexity Carrier Phase Recovery for Square M-QAM Based on S-BPS Algorithm,”        IEEE Photonics Technology Letters, vol. 26, no. 18, pp. 1863-1866, Sept. 2014.
56. X. Zhang, Z. Li, J. Li, C. Yu, A.P.T. Lau and C. Lu, “Low-cost coherent receiver for long-reach optical access network using                 single-ended detection,” Optics Letters, vol. 39, no. 18, pp. 5248-5250, Sept. 2014.
57. X. Zhou, K. Zhong, Y. Gao, C. Lu, A.P.T. Lau, K. Long, “Modulation-format-independent blind phase search algorithm for                      coherent optical square M-QAM systems,” Optics Express, vol. 22, no. 20, pp. 24044-24054, Oct. 2014.
58. Y. Gao, E. Ha, A.P.T. Lau, C. Lu, X. Xu and L. Li, “Non-data-aided and universal cycle slip detection and correction for coherent          communication systems,” Optics Express, vol. 22, no. 25, pp. 31167-31179, Dec. 2014.

2013:
44. Q. Sui, A.P.T. Lau and C. Lu, “Fast and Robust Blind Chromatic Dispersion Estimation Using Auto-Correlation of Signal Power
     Waveform for Digital Coherent Systems” IEEE/OSA Journal of Lightwave Technology, vol. 31, no. 2, pp. 306-312, Jan.
     2013.
45. L. Tao, Y. Wang, Y. Gao, A.P.T. Lau, N. Chi and C. Lu, “Experimental demonstration of 10 Gb/s multilevel carrier-less
     amplitude and phase modulation for short range optical communication systems,” Optics Express, vol. 21, no. 5, pp. 6459-
     6465, Mar. 2013.
46. D. Wang, C. Lu, A.P.T. Lau,  P.K.A. Wai and S. He, “Adaptive CD Estimation for Coherent Optical Receivers Based on Timing                 Error Detection,” IEEE Photonics Technology Letters , vol. 25, no. 10, pp. 985-989, May 2013.
47. Y. Gao, A.P.T. Lau and ^C. Lu, “Modulation-Format-Independent Carrier Phase Estimation for Square M-QAM Systems,” IEEE             Photonics Technology Letters, vol. 25, no. 11, pp. 1073-1076, June 2013.
48. L. Tao, Y. Ji, J. Liu, A.P.T. Lau, N. Chi and C. Lu (Invited), “Advanced modulation formats for short reach optical communication          systems,” IEEE Network, vol. 27, no. 6, pp. 6-13, Nov. 2013.
49. L. Tao, Y. Wang, Y. Gao, A.P.T. Lau, N. Chi and C. Lu, “40 Gb/s CAP32 System With DD-LMS Equalizer for Short Reach Optical              Transmissions,” IEEE Photonics Technology Letters, vol. 25, no. 23, pp. 2346-2349, Dec. 2013.

2012:
34. F. Y. M. Chan, A. P. T. Lau, and H.Y. Tam, "Mode coupling dynamics and communication strategies for multi-core fiber
     systems," Optics Express, vol. 20, no.4, pp. 4548-4563, Feb. 2012
35. N. Bai, E. Ip, Y.-K Huang, E. Mateo, F. Yaman, M.-J. Li, S. Bickham, S. Ten, J. Liñares, C. Montero, V. Moreno, X. Prieto, V. Tse,
     K.M. Chung, A.P.T. Lau, H.Y. Tam, C. Lu, Y. Luo, G.-D. Peng, G. Li, and T. Wang, "Mode-division multiplexed transmission with
     inline few-mode fiber amplifier," Optics Express, vol. 20, no.3, pp. 2668-2680, Jan. 2012.
36. F. N. Khan, Y. Zhou, A. P. T. Lau and C. Lu, “Modulation format identification in heterogeneous fiber-optic networks using
     artificial neural networks,” Optics Express, vol. 20, no. 11, pp. 12422-12431, May 2012.
37. C. Wu, Z. Liu, K.M. Chung, M.L.V. Tse, F. Y. M. Chan, A.P.T. Lau, C. Lu and H.Y. Tam, “Strong LP01 and LP11 mutual coupling
     conversion in a two-mode fiber Bragg grating,” IEEE Photonics Journal, vol. 4 , no. 4, pp.1080 – 1086,  May 2012.
38. F. N. Khan, T. S. R. Shen, Y. Zhou, A. P. T. Lau and C. Lu, “Optical Performance Monitoring Using Artificial Neural Networks
     Trained With Empirical Moments of Asynchronously Sampled Signal Amplitudes,” IEEE Photonics Technology Letters, vol.
     24, no. 12, pp. 982-984,  Jun. 2012.
39. Z. Dong, A.P.T. Lau and C. Lu, “OSNR Monitoring for QPSK and 16-QAM Systems in Presence of Fiber Nonlinearities for
     Digital Coherent Receivers”, Optics Express, vol. 20, no. 17, pp. 19520-19534, Aug. 2012.
40. T.S.R. Shen,*Q. Sui and A.P.T. Lau, “OSNR Monitoring for PM-QPSK systems with Large Inline Chromatic Dispersion Using
     Artificial Neural Network Technique,” IEEE Photonics Technology Letters, vol. 24, no. 17, pp. 1564-1567, Sept. 2012.
41. F. N. Khan, A.P.T. Lau, C. Lu, T. B. Anderson, J. C. Li and P.K.A. Wai, “Simultaneous and independent OSNR and chromatic
     dispersion monitoring using empirical moments of asynchronously sampled signal amplitudes,”  IEEE Photonics Journal,  vol.
     4, no. 5, pp. 1340-1350, Oct. 2012.
42. T. Dong, Y. Bao, Y. Ji, A.P.T. Lau, Z. Li and C. Lu, “Bidirectional hybrid OFDM-WDM-PON system for 40 Gb/s downlink and 10
     Gb/s uplink transmission using RSOA re-modulation,” IEEE Photonics Technology Letters, vol. 24, no. 22, pp. 2024-2026,
     Nov. 2012.
43. S. Yan, X. Weng, Y. Gao, C. Lu, A.P.T. Lau, Y. Ji, L. Liu and X. Xu, “Generation of square or hexagonal 16-QAM signals using
     a Dual-drive IQ modulator” Optics Express, vol. 20, no. 27, 29023-29034, Dec. 2012.

2011:
24. F.N. Khan, A.P.T. Lau, C. Lu and P.K.A. Wai, “Chromatic dispersion monitoring for multiple modulation formats and data
     rates using sideband optical filtering and asynchronous amplitude sampling technique,” Optics Express, vol. 19, no. 2, pp.
     1007-1015, Jan. 2011.
25. J. Yang, C. Yu, L. Cheng, Z. Li, C. Lu, A.P.T. Lau, H.Y. Tam and P.K.A. Wai, “CD-insensitive PMD monitoring based on RF
     power measurement,” Optics Express, vol. 19, no. 2, pp. 1354-1359, Jan. 2011.
26. K.P. Ho, A.P.T. Lau and W. Shieh, “Equalization Enhanced Phase Noise Induced Timing Jitter,” Optics Letters, vol. 36, no. 4,
     pp.585-587, Feb. 15, 2011.
27. A.P.T. Lau,  Z. Li, F. N. Khan, C. Lu and P. K. A. Wai, “Analysis of signed chromatic dispersion monitoring by waveform
     asymmetry for differentially-coherent phase-modulated systems,” Optics Express, vol. 19, no. 5, pp. 4147-4156, Feb.
     2011.
28. L. Chen, Z. Li, C. Lu, A.P.T. Lau,  H.Y. Tam and P.K.A. Wai, “Chromatic Dispersion Monitoring Based on Variance of Received
     Optical Power” IEEE Photonics Technology Letters, vol. 23, no. 8, pp. 486-488, Apr. 15, 2011.
29. D. Wang, C. Lu, A.P.T. Lau and S. He, “Adaptive Chromatic Dispersion Compensation for Coherent Communication Systems
      Using Delay-Tap Sampling Technique,” IEEE Photonics Technology Letters, vol. 23, no. 14, pp. 1016-1018, Jul. 15, 2011.
30. Q. Li, F. Li, K. K. Y. Wong, A.P.T. Lau, K. K. Tsia, and P. K. A. Wai, “Investigating the influence of a weak continuous-wave-
     trigger on picosecond supercontinuum generation,” Optics Express, vol. 19, no. 15, pp. 13757-13769, Jul. 5, 2011.
31. Y. Gao, A.P.T. Lau, S. Yan, and C. Lu, "Low-complexity and phase noise tolerant carrier phase estimation for dual-
     polarization 16-QAM systems," Optics Express, vol.19,  no. 22, pp. 21717-21729, Oct. 2011.
32. J. Yang, **C. Yu, Y. Yang, L. Cheng, Z. Li, C. Lu, A.P.T. Lau, H.Y. Tam, P.K.A. Wai, “PMD-Insensitive CD Monitoring
     Based on RF Clock Power Ratio Measurement With Optical Notch Filter,” IEEE Photonics Technology Letters, vol. 23, no. 21,
     pp. 1576-1578,  Nov. 2011.
33. Y. Yang, C. Lu, A.P.T. Lau, Y. Yao, Y. Sun, J. J. Xiao, H.Y. Tam and P. K. A. Wai, “A robust and dither-free technique for
     controlling driver signal amplitude for stable and arbitrary optical phase modulation,” Optics Express, vol. 19, no. 27, pp.
     26353-26358, Dec. 2011.

2010:
13. F. N. Khan, A.P.T. Lau, Z. Li, C. Lu and P.K.A. Wai, “Statistical Analysis of Optical Signal-to-Noise Ratio Monitoring Using
     Delay-Tap Sampling,” IEEE Photonics Technology Letters, vol. 22, no. 3, pp. 149-151, Feb. 1, 2010.
14. Z. Li, J. Zhao, L.H. Cheng, Y.F. Yang, C. Lu, A.P.T. Lau, C. Yu, H.Y. Tam and P.K.A. Wai, “Signed Chromatic Dispersion
     Monitoring of 100Gbit/s CS-RZ DQPSK signal by evaluating the asymmetry ratio of delay tap sampling,” Optics Express,
     vol. 18, no. 3, pp. 3149-3157, Feb. 2010.
15. F.N. Khan, A.P.T. Lau, Z. Li, C. Lu and P.K.A. Wai, “OSNR monitoring for RZ-DQPSK Systems Using Half-Symbol Delay-Tap
     Sampling Technique,” IEEE Photonics Technology Letters, vol. 22, no. 11, pp. 823-825, Jun. 2010.   
16. Z. Li, C. Yu, Y. Dong, L.H. Cheng, L.F.K. Lui, C. Lu, A.P.T. Lau, H.Y. Tam and P.K.A. Wai, “Linear photonic radio frequency
     phase shifter using a differential-group-delay element and an optical phase modulator,” Optics Letters, vol. 35, no. 11, pp.
     1881-1883, Jun. 2010.
17. J. Zhao, A.P.T. Lau, C. Lu, H.Y. Tam and P.K.A. Wai, “Signed and Accurate Measurement of Phase Offset in Optical DPSK
     Demodulator,” IEEE Photonics Technology Letters, vol. 22, no. 14, pp. 1018-1020, Jul. 2010.
18. A.P.T. Lau, T.S.R. Shen, W. Shieh and K.P. Ho, “Equalization-enhanced phase noise for 100Gb/s transmission and beyond
     with coherent detection,” Optics Express, vol. 18, no. 16, pp. 17239-17251, Aug. 2010.
19. Q. Sui, A.P.T. Lau and C. Lu, “OSNR Monitoring in Presence of First-Order PMD using DSP,” IEEE/OSA Journal of Lightwave
     Technology, vol. 28, no. 15, pp. 2105-2114, Aug. 2010.
20. T.S.R. Shen, A.P.T. Lau and G.N. Liu, “OSNR Monitoring for Higher Order Modulation Formats Using Asynchronous Amplitude
     Histogram,” IEEE Photonics Technology Letters, vol. 22, no. 22, pp. 1632-1634, Nov. 2010.
21. T.S.R. Shen, K. Meng, A.P.T. Lau and Z.Y. Dong, “Optical Performance Monitoring Using Artificial Neural Network Trained
     With Asynchronous Amplitude Histograms,” IEEE Photonics Technology Letters, vol. 22, no. 22, pp. 1665-1667, Nov. 2010.
22. T.S.R. Shen, A.P.T. Lau and C. Yu, “Simultaneous and independent multi-parameter monitoring with fault localization for
     DSP-based coherent communication systems,” Optics Express, vol. 18, no. 23, pp. 23608-23619, Nov. 2010.
23. J. Zhao, A,P.T. Lau, K.K.Qureshi, C. Lu, X. R. Ma, H. Y. Tam, and P. K. A. Wai, “Signed frequency offset measurement for
     direct detection DPSK system with a chromatic dispersion offset,” Optics Express, vol. 18, no. 23, pp. 23829-23836, Nov.
     2010

2009:
10. Z. Li, L. Cheng, Y. Yang, C. Lu, A.P.T. Lau, H. Tam, P.K.A. Wai, C. Wang, X. Xu, J. Deng and Q. Xiong, “1500km SSMF  
     Transmission of Mixed 40Gbit/s CS-RZ Duobinary and 100Gbit/s CS-RZ DQPSK Signals,” IEEE Photonics Technology Letters,
     vol. 21, no. 16, pp.1148-1150, Aug. 2009.
11. R.A. Panicker, A.P.T. Lau, J.P. Wilde and J.M. Kahn, “10 Gb/s transmission over 2 km Multimode Fiber with Connector
     Offsets Using Adaptive Optics” OSA/IEEE Journal of Lightwave Technology, vol. 27, no. 24, pp. 5783-5789, Dec. 2009.
12. J. Zhao, A.P.T. Lau, K.K. Qureshi, Z. Li, C. Lu and H.Y. Tam, “Chromatic Dispersion Monitoring for DPSK Systems Using RF
     Power Spectrum,” OSA/IEEE Journal of Lightwave Technology, vol. 27, no. 24, pp. 5704-5709, Dec. 2009.

2008 and before
1.   A.P.T. Lau and T.J. Lim, “A Low Complexity Enhancement to Sub-Optimal CDMA Receivers”, IEEE Transactions on Wireless
     Communication, vol. 3, no. 6, November 2004, pp. 1924-1927.
2.   A.P.T. Lau and J.M. Kahn, “Design of Inline Amplifiers Gain and Spacing to Minimize Phase Noise in Optical Transmission
     Systems,” OSA/IEEE Journal of Lightwave Technology, Mar 2006, pp.1334-1341.
3.   A.P.T. Lau and J.M. Kahn, “Power Profile Optimization in Phase Modulated Systems in Presence of Nonlinear Phase Noise,”
     IEEE Photonics Technology Letters, vol. 18, no. 23, pp. 2514-2516, Dec. 2006.
4.   A.P.T. Lau and F. Kschischang, “Optimal Feedback Quantization in Wireless Multiuser Diversity systems,” IEEE Transactions
     on Information Theory, vol. 53, no. 4, pp. 1386-1400, Apr. 2007.
5.   A.P.T. Lau, L. Xu and T. Wang, “Performance of Receivers and Detection Algorithms for Modal Multiplexing in Multimode
     Fiber Systems,” IEEE Photonics Technology Letters, vol. 19, no. 14, pp.1087-1089, July 2007.
6.   A.P.T. Lau and S. Cui, "Joint Power Minimization in Wireless Relay Channels," IEEE Transactions on Wireless
     Communications, vol. 6, no. 4, pp. 2820-2824, Aug. 2007.
7.   A.P.T. Lau and J.M. Kahn, “Signal Design and Detection in Presence of Nonlinear Phase Noise,” OSA/IEEE Journal of
     Lightwave Technology, vol. 25, no. 10, pp. 3008-3016, Oct. 2007.
8.   E. Ip, A.P.T. Lau, D.J.F. Barros and J.M. Kahn (Invited), “Coherent Detection in Optical Fiber Systems,” OSA Optics Express,
     pp. 753-791, Jan. 2008.
9.   A.P.T. Lau, S. Rabbani and J.M. Kahn, “On the Statistics of Intra-channel Four-Wave Mixing in Phase-Modulated Optical
     Communication Systems,” OSA/IEEE Journal of Lightwave Technology. vol. 26, no. 14, pp. 2128-2135, Jul. 2008.


Invited Conference Presentations

1.   J. M. Kahn, E. Ip, A.P.T. Lau and D.J.F. Barros, “Digital Compensation of Linear and Nonlinear Impairments in Coherent
     Optical R eceivers”, OSA Coherent Optical Technologies and Applications (COTA), Boston, MA, July 2008.
2.   J. M. Kahn, E. Ip, A.P.T. Lau and D.J.F. Barros, “Compensation of Dispersion and Nonlinearity in WDM Transmission using
     Simplified Digital Backpropagation”, IEEE/LEOS Summer Topical Meeting, Acapulco, Mexico, July 2008.
3.   A.P.T. Lau, W. Shieh and K.P. Ho, “Equalization Enhanced Phase Noise Interference in Coherent Optical Communications,"
     OSA Optics and Photonics Congress, Karlsruhe, Germany, June 2010.
4.   L.H. Cheng, Z. Li, Y.F. Yang, C. Lu, A.P.T. Lau, H.Y. Tam, P.K.A. Wai, C. Wang, F. Zhang, L. Liu, X. Xu, J. Deng and Q. Xiong,
    “Over 300km Repeater-less Transmission of 100-Gbps CSRZ-DQPSK Signal through SSMF and EPSCF with Distributed Raman
     Amplification," Seventh International Conference on Information, Communications and Signal Processing, Macau SAR,
     China, Dec. 2009.
5.   A.P.T. Lau,  Q. Sui, T.S.R. Shen, F.N. Khan and C. Lu, “ Optical Performance Monitoring Using Statistical Signal Processing,”
     International Conference on Advanced Infocomm. Technology (ICAIT), Haikou, Hainan Island, China, Jul. 2010.
6.   A.P.T. Lau,  Q. Sui, T.S.R. Shen, F.N. Khan and C. Lu, “ Optical Performance Monitoring Using Statistical Signal Processing,”
     International Conference on Optical Communications Networks (ICOCN), Nanjing, China, Oct. 2010.
7.   A.P.T. Lau, W. Shieh and K.P. Ho, “Equalization Enhanced Phase Noise Interference in Coherent Optical Communications,"
     IEEE International Conference on Communication Systems (ICCS) 2010, Singapore, Nov. 17-20, 2010.
8.   A.P.T. Lau, W. Shieh and K.P. Ho, “Equalization Enhanced Phase Noise Interference in Coherent Optical Communications,"
     Asia Communications and Photonics Conference (ACP), Shanghai, Dec. 2010.
9.   C. Lu,  A.P.T. Lau,  F.N. Khan,  Q. Sui, J. Zhao, Z. Li, H.Y. Tam and P.K.A. Wai, “Optical performance monitoring techniques for
     high capacity optical networks,” in 7th International Symposium on Communication Systems Networks and Digital Signal
     Processing (CSNDSP), pp. 678 – 681, July 2010.
10. A.P.T. Lau,  Q. Sui, T.S.R. Shen, F.N. Khan and C. Lu, “ Optical Performance Monitoring for Next Generaton Optical Networks:
     Progress and Challenges," International Conference on Advanced Infocomm. Technology (ICAIT), Wuhan, China, Jul. 2011.
11. A.P.T. Lau, F. N. Hauske, T. B. Anderson and C. Lu, “Optical Performance Monitoring through signal processing in current
     and future optical communication systems,” OSA Signal Processing in Photonics Communications (SPPCom), Optics and
     Photonics Congress, Colorado Springs, CO, June 2012.
12. A.P.T. Lau and C. Lu, “Optical Performance Monitoring through signal processing in current and future optical
     communication systems,” International Conference on Optical Communications Networks (ICOCN), Pattaya, Thailand, Nov.
     2012.

Contributed Conference Presentations

1.   A.P.T. Lau and J.M. Kahn, “Non-Optimality of Distributed Amplification in Presence of Nonlinear Phase Noise”, paper JWB23,
     OSA Coherent Optical Technologies and Applications (COTA), Whistler, BC, Canada, June 2006.
2.   A.P.T. Lau and S. Cui, “Joint Power Minimization in Wireless Relay Channels” Proceedings of International Wireless
     Communications & Mobile Computing Conference, Vancouver, July 2006.
3.   A.P.T. Lau and J.M. Kahn,"16-QAM Signal Design and Detection in Presence of Nonlinear Phase Noise," Paper TuA4.4, 2007
     IEEE/LEOS Summer Topical Meetings, Portland, OR, July 23-25, 2007.
4.   A.P.T. Lau, S. Rabbani and J.M. Kahn, “On the statistics of Intra-channel Four-Wave Mixing in phase modulated systems,”
     paper JThA52, OFC/NFOEC, San Diego, CA, Feb. 24-28, 2008.
5.   F.N. Khan, A.P.T. Lau, C. Lu and P.K.A. Wai , “Chromatic Dispersion Monitoring Using Coherent Detection and Tone Power
     Measurement,” paper ThLP74, 14th OptoElectronics and Communications Conference (OECC), Hong Kong, July 2009,.
6.   A.P.T. Lau, W. Shieh and K.-P. Ho, ” Equalization-Enhanced Phase Noise for 100Gb/s Transmission with Coherent
     Detection,” paper FQ3, The 14th OptoElectronics and Communications Conference (OECC), Hong Kong, July 2009.
7.   Q. Sui, C. Lu, and A.P.T. Lau, “In-Band OSNR Monitoring by Polarization Diversity and Electronic Signal Processing,” paper
     FW5, The 14th OptoElectronics and Communications Conference (OECC), Hong Kong, July 2009.
8.   Z. Li, J. Zhao, L. Cheng,Y. Yang, C. Lu, A.P.T. Lau, H.-Y. Tam and P. K. A. Wai, “100Gbit/s RZ-DQPSK Signal Monitoring Using
     Delay Tap Sampling and Asymmetry Ratio Evaluation,” paper FW7, The 14th OptoElectronics and Communications
     Conference (OECC), Hong Kong, July 2009.
9.   J. Yang, C. Yu, L.H. Cheng, Z. Li, C. Lu, A.P.T. Lau, H.Y. Tam and P.K.A. Wai, “CD insensitive PMD monitoring by Using FBG
     Notch Filter in 57-Gbit/s D8PSK and 38-Gbit/s DQPSK systems,” CLEO/QELS 2010, San Jose, USA, May, 2010.
10. Z. Li, T. Guo, B. Guan, L.H. Cheng, X. Feng, C. Lu, A.P.T. Lau, H.Y. Tam, P.K.A. Wai, “Linear RF Photonic Phase Shifter Based
     on a Dual-Polarization Fiber Laser and an Optical Phase Modulator," paper TA3-6, Asia-Pacific Microwave Photonics
     Conference 2010, Hong Kong SAR, China, April 2010.
11. F.N. Khan, A.P.T. Lau , C. Lu and P.K.A. Wai, “Wide Dynamic Range OSNR Monitoring for RZ-DQPSK Systems Using Delay-Tap
     Sampling Technique", paper OMK7, OFC/NFOEC, San Diego, USA, March 2010.
12. Z. Li, C. Yu, L. H. Cheng, C. Lu, A.P.T. Lau, H.Y. Tam and P.K.A. Wai, “Stable Photonic RF Phase Shifter Based on a
     Polarization Sensitive Optical Phase Modulator," Paper 6D2-5, The 15th OptoElectronics and Communications Conference
     (OECC), Sapporo, Japan, July 2010.
13. Y. Gao, A.P.T. Lau, C. Lu, ; J. Wu, Y. Li, K. Xu, W. Li and J. Lin, “Low-Complexity Two-Stage Carrier Phase Estimation for 16-
     QAM Systems using QPSK Partitioning and Maximum Likelihood Detection,” paper OMJ6, OFC/NFOEC, Los Angeles, USA,
     March 2011.
14. Q. Li, C. Zhang, K. K. Y. Cheung, Y. Qiu, K..K.Tsia, K.K.Y. Wong, F. Li, A.P.T. Lau,  P.K.A. Wai, “Control of Optical Rogue Waves
     in Supercontinuum Generation with a Minute Continuous Wave,” paper JThB61. CLEO 2011, Baltimore, MD, USA, May 2011.
15. F. N. Khan, A.P.T. Lau, C. Lu and P.K.A. Wai, “Joint OSNR and Chromatic Dispersion Monitoring using Empirical Moments of
     Asynchronously Sampled Signal Amplitudes,” Paper 6B4_5, The 16th OptoElectronics and Communications Conference
     (OECC), Kaohsiung, Taiwan, July 2011.
16. Q. Sui, A.P.T. Lau and C. Lu, “OSNR and CD tolerant PMD Monitoring Using Polarization Diversity and DSP ,” Paper 7P3
     -00227, The 16th OptoElectronics and Communications Conference (OECC), Kaohsiung, Taiwan, July 2011.
17. T. S. R. Shen and A.P.T. Lau, "Fiber Nonlinearity Compensation Using Extreme Learning Machine for DSP-based Coherent
     Communication Systems", Paper 8D1_4, The 16th OptoElectronics and Communications Conference (OECC), Kaohsiung,
     Taiwan, July 2011.
18. E. Ip, N. Bai, Y.K. Huang, E. Mateo, F. Yaman, S. Bickham, M.-J. Li, S. Ten, V. Tse, K. M. Chung, A.P.T. Lau, H.Y. Tam, C. Lu,
     G.D. Peng, C. Montero, X. Prieto, G. Li, “88x3x112-Gb/s WDM transmission over 50-km of three-mode fiber with inline
     multimode fiber amplifier,” Post-deadline paper Th.13.C.2, 37th European Conference on Optical Communications (ECOC),
     Geneva, Sept. 2011.
19. Q. Sui, A.P.T. Lau and C. Lu, “Fast and Robust Chromatic Dispersion Estimation Using Auto-Correlation of Signal Power
     Waveform for DSP based-Coherent Systems”,  paper OW4G.3, OFC/NFOEC, Los Angeles, USA, March 2012.
20. S. Yan, D. Wang, Y. Gao, C. Lu, A.P.T. Lau, L. Liu and X. Xu, “Generation of Square or Hexagonal 16-QAM Signals
     Using a Single Dual Drive IQ Modulator Driven by Binary Signals,” paper OW3H.3, OFC/NFOEC, Los Angeles, USA, March
     2012.
21. T. Dong, A.P.T. Lau and C. Lu, “WDM-PON System Based on Subcarrier Multiplexed Single Sideband Modulation,” Paper
     3A1-2, The 17th  OptoElectronics and Communications Conference (OECC), Busan, Korea, July 2012.
22. Y. Gao, A.P.T. Lau and C. Lu, “Cycle-slip Resilient Carrier Phase Estimation for Polarization Multiplexed 16-QAM Systems,”
     Paper 4B2-4, The 17th  OptoElectronics and Communications Conference (OECC), Busan, Korea, July 2012.
23. Z. Dong, A.P.T. Lau and C. Lu, “OSNR Monitoring for PM-QPSK Systems in Presence of  Fiber Nonlinearities for Digital
     Coherent Receivers,” Paper 6B3-3, The 17th  OptoElectronics and Communications Conference (OECC), Busan, Korea, July
     2012.
24. S.Yan, D. Wang, Y. Gao, C. Lu, A.P.T. Lau, Y. Zhu, Y. Dai and X. Xu, “Generation of 64-QAM Signals Using a Single Dual-Drive
     IQ Modulator Driven by 4-level and Binary Electrical Signals”,  paper OW3C.5, OFC/NFOEC, Los Angeles, USA, March 2013.




Optical Communications and Networking
The Hong Kong Polytechnic University
Photonics Research Center, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong