洪学智 
博士，副研究员
联系方式：xuezhi.hong <at> coer-scnu.org
2006年6月毕业于武汉大学光信息科学与技术专业，获学士学位；2012年6月毕业于浙江大学光学工程专业，获博士学位，博士论文题目“编解码技术在安全光纤通信网络中应用研究”；2012年7月起就职于华南师范大学，开设有“光通信技术”研究生课程。2011年1月至7月于美国亚利桑那大学电子与计算机工程系访学，2016年3月至2017年3月由国家公派在瑞典皇家工学院通信系访学。近年来先后在Optics Express、Journal of Optical Communications and Networking、Journal of Lightwave Technologies等国际知名学术期刊，以及OFC、ECOC、CLEO等重要国际学术会议上发表文章数十篇，主持承担有国家自然科学基金、广东省自然科学基金等多项科研项目。
研究方向：
1: 相干光通信系统及数字信号处理(Coherent optical communication system and DSP)
2: 高速可见光通信系统(High-speed visible light communication system)
3: 数据中心光网络(Optical datacenter network)
部分科研论文：(Updated on Mar. 21, 2018)
1. L. Zhang, X. Hong, X. Pang, O. Ozolins, A. Udalcovs, R. Schatz, C. Guo, J. Zhang, F. Nordwall, K. Engenhardt, U. Westergren, S. Popov, G. Jacobsen, S. Xiao, W. Hu, and J. Chen, "Nonlinearity-aware 200-Gbit/s DMT transmission for C-band short-reach optical interconnects with a single packaged electro-absorption modulated laser," Opt. Lett., 43, 182-185 (2018).
2. C. Fei, J. Zhang, G. Zhang, Y. Wu, X. Hong*, and S. He, "Demonstration of 15-M 7.33-Gb/s 450-nm Underwater Wireless Optical Discrete Multitone Transmission Using Post Nonlinear Equalization," J. Lightwave Technol., 36, 728-734 (2018).
3. X. Wang, X. Feng, L. Hunag, C. Guo, X. Hong, and S. Gao, "Integrated wavelength conversion for adaptively modulated WDM-OFDM signals in a silicon waveguide," Opt. Express, 25, 31417-31422 (2017).
4. Q. Yan, X. Hong, S. He, and X. Hong*, "Joint Mitigation of Residual Carrier Frequency Offset and Phase Noise with Orthogonal Basis Expansion in CO-OFDM," in Asia Communications and Photonics Conference, OSA Technical Digest (online) (Optical Society of America, 2017), paper Su4C.2.
5. G. Zhang, C. Fei, S. He, and X. Hong*, "Sparse Nonlinear Equalization with Match Pursuit for LED Based Visible Light Communication Systems," in Asia Communications and Photonics Conference, OSA Technical Digest (online) (Optical Society of America, 2017), paper Su2A.75.
6. J. Zhang, C. Guo, L. Liu, S. He, and X. Hong*, "Demonstration of a Visible Light Communication System Based on Filter Bank Spread OFDM/OQAM," in Asia Communications and Photonics Conference, OSA Technical Digest (online) (Optical Society of America, 2017), paper Su1L.2.
7. B. Yang, Y. Gong, X. Hong, and J. Chen, "Heatsink topology based optical interconnect for datacenters," in Asia Communications and Photonics Conference, OSA Technical Digest (online) (Optical Society of America, 2017), paper M1C.4.
8. J. Zhang, Y. Zheng, X. Hong, and C. Guo, "Increase in Capacity of an IM/DD OFDM-PON Using Super-Nyquist Image-Induced Aliasing and Simplified Nonlinear Equalization," J. Lightwave Technol., 35, 4105-4113 (2017).
9. Xuezhi Hong, Yi Yang, Yu Gong, and Jiajia Chen, Passive Optical Interconnects based on Cascading Wavelength Routing Devices for Datacenters: A Cross-layer Perspective, Journal of Optical Communications and Networking, 9(4) , pp. C45-C53, 2017.
10. Guowu Zhang, Junwei Zhang, *Xuezhi Hong, and Sailing He, Low-complexity frequency domain nonlinear compensation for OFDM based high-speed visible light communication systems with light emitting diodes, Optics Express, 25(4), pp. 3780-3794, 2017.
11. Xuezhi Hong, Oskars Ozolins, Changjian Guo, Xiaodan Pang, Junwei Zhang, Jaime Navarro, Aditya Kakkar, Richard Schatz, Urban Westergren, Gunnar Jacobsen, Sergei Popov, Jiajia Chen, 1.55-?m EML-based DMT Transmission with Nonlinearity-Aware Time Domain Super-Nyquist Image Induced Aliasing, Optical Fiber Communication Conference (OFC) 2017 (Paper Th3D.3)
12. Yuanyuan Hong; *Xuezhi Hong; Jiajia Chen*; Sailing He, Elastic All-Optical Multi-Hop Interconnection in Data Centers with Adaptive Spectrum Allocation, Optics Communications, 383, pp. 478-484, 2017.
13. Xuezhi Hong; Yu Gong; Yi Yang; Jiajia Chen*, AWG based passive optical Interconnects for datacenters, Advanced Photonics Congress: Photonic Networks and Devices, Vancouver, British Columbia, Canada , 2016/7/18-2016/7/20 (Invited talk)
14. Xuezhi Hong; Xiaojian Hong; Junwei Zhang; *Sailing He, Low-complexity linewidth-tolerant time domain sub-symbol optical phase noise suppression in CO-OFDM systems, Optics Express, 24(5), pp. 4856-4871, 2016/2/26.
15. Junwei Zhang; *Xuezhi Hong; Liu Liu; Sailing He, Asynchronous Multiple Access in Visible Light Communication System Based on DFT Spread OFDM/OQAM, Asia Communications and Photonics Conference 2015, 2015/11/19-2015/11/23, 2015/11/19.
16. Xiaojian Hong; *Xuezhi Hong; Sailing He, Low-complexity optical phase noise suppression in CO-OFDM system using recursive principal components elimination, Optics Express, 23(18), pp 24077-24087, 2015/9/4.
17. *Xuezhi Hong; Junwei Zhang; Liu Liu; Sailing He, Multi-user asynchronous full-duplex visible light communication using cp-free OFDM/OQAM-SCM, 2015 IEEE Summer Topicals Meeting Series (SUM), 2015/7/12-2015/7/15, 2015/7/15.
18. Yuanyuan Hong; Xuezhi Hong; Sailing He; Jiajia Chen, Flex-grid All-optical Interconnect Supporting Transparent Multi-hop Connection in Data Centers, Progress In Electromagnetics Research Symposium 2015, 2015/7/6-2015/7/9, 2015/7/6.
19. Yu Gong; Xuezhi Hong; Yang Lu; Sailing He; *Jiajia Chen, Passive optical interconnects at top of the rack: offering high energy efficiency for datacenters, Optics Express, 23(6), pp 7957-7970, 2015/3/23.
20. Xuezhi Hong; Xiaojian Hong; *Sailing He, Linearly interpolated sub-symbol optical phase noise suppression in CO-OFDM system, Optics Express, 23(4), pp 4691-4702, 2015/2/23.
21.洪学智；洪晓建；刘柳；郭昌建, PDM-CO-OFDM中采用相位传递的次符号光相位噪声抑制算法, 华南师范大学学报(自然科学版), 47(4), pp 20-24, 2015 7.
22. Yu Gong; Yang Lu; Xuezhi Hong; Sailing He; Jiajia Chen, Passive Optical Interconnects at Top of the Rack for Data Center Networks, 18th International Conference on Optical Network Design and Modeling (ONDM), 2014/4/19-2014/4/22, pp 78-83, KTH Royal Inst Technol, Stockholm, 2014.
23. Lin Chen; Xuezhi Hong; Changjian Guo, Coherent detected temporal optical code division multiplexing system with high spectral efficiency using Nyquist pulse shaping, Progress in Electromagnetics Research Symposium, PIERS 2014, August 25, 2014 - August 28, 2014/8/25-2014/8/28, pp 1430-1433, Guangzhou, China, 2014.
24. Xiaojian Hong; *Xuezhi Hong; Sailing He, Sub-symbol based carrier phase recovery in CO-OFDM system with linear interpolation, Progress in Electromagnetics Research Symposium, PIERS 2014, August 25, 2014 - August 28, 2014/8/25-2014/8/28, pp 1434-1438, Guangzhou, China, 2014.
25. Haiping Wang; Yang Lu; Biao Chen; Xuezhi Hong, Improving the Performance of New Service Overlaid ASK-DPSK WDM-PON with Nonbinary LDPC Coding, 22nd Wireless and Optical Communications Conference (WOCC), 2013/4/16-2013/4/18, pp 571-573, Chongqing Univ Posts & Telecommunicat, Chongqing, 2013.
26. Yang Lu; Shenglei Wang; Linghuan Hu; Xuezhi Hong; Lei Xu; Sailing He, Proposal of Inverse Pulse Position Modulation for Downstream Signal in Remodulation PON With PolSK-Modulated Multicast Overlay, IEEE Photonics Technology Letters, 24(12), pp 1012-1014, 2012/6/15.
27. *Mao, Kaibo; Liu, Jinyang; Ye, Chenhui; *Hong, Xuezhi; Zhu, Kun, A subcarrier demultiplexing scheme based on a coefficient-switchable microwave photonic filter in radio-over-fiber systems, Optics Communications, 285(5), pp 625-630, 2012/3/1.
28. Hong, Xuezhi; Lu, Yang; He, Sailing, Coherent Detected Secure Point-to-Point Optical Fiber Transmission using Ultra-Dense Optical Spectral Phase Coding (UD-SPC) and Multilevel BCJR Equalization, Asia Communications and Photonics Conference (ACP), 2012/10/7-2012/10/10, Guangzhou, 2012.
29. Huang, Lingchen; Hong, Xuezhi; Guo, Changjian, On Timing Offset Estimation in Coherent Optical OFDM Systems with Low Optical Modulation Index, Asia Communications and Photonics Conference (ACP), 2012/10/7-2012/10/10, Guangzhou, 2012.
30. Jiao, Yuqing; Zhu, Yunpeng; Hong, Xuezhi; Shi, Yaocheng; Xu, Lei; He, Sailing, An Integrated Optical Mixer Based on SU8 Polymer for PDM-QPSK Demodulation, IEEE Photonics Technology Letters, 23(20), pp 1490-1492, 2011/10/15.
31. Lu, Yang; Hong, Xuezhi; Liu, Jie; Xu, Lei; Guo, Changjian; He, Sailing, IRZ-Manchester coding for downstream signal modulation in an ONU-source-free WDM-PON, Optics Communications, 284(5), pp 1218-1222, 2011/3/1.
32. Hong, Xuezhi; Lu, Yang; Xu, Lei; Guo, Changjian; He, Sailing, Selectively Providing Virtual Private Network (VPN) Services in TDM-PONs with Manchester Coding, Conference on Lasers and Electro-Optics (CLEO), 2011/4/1-2011/4/6, Baltimore, 2011.
33. Zheng, Huayong; Chen, Biao; Wang, Dawei; Hong, Xuezhi; He, Sailing, Investigation of DWDM over OCDMA system based on parallelly combined SSFBG encoder/decoders, 2011 Symposium on Photonics and Optoelectronics, SOPO 2011, May 16, 2011 - May 18, 2011/5/16-2011/5/18, Wuhan, China, 2011.
34. Hong, Xuezhi; Arabaci, Murat; Djordjevic, Ivan B., An experimental investigation of high-rate nonbinary quasi-cyclic LDPC-coded modulation for coherent optical communication, 24th Annual Meeting on IEEE Photonic Society, PHO 2011, October 9, 2011 - October 13, 2011/10/9-2011/10/13, pp 159-160, Arlington, VA, United states, 2011.
35. Hong, Xuezhi; Wang, Dawei; Xu, Lei; He, Sailing, Demonstration of optical steganography transmission using temporal phase coded optical signals with spectral notch filtering, Optics Express, 18(12), pp 12415-12420, 2010/6/7.
36. Liu, Jie; Lu, Yang; Guo, Changjian; Hong, Xuezhi; Xu, Lei; He, Sailing, Demonstration of Low-Cost Uplink Transmission in a Coherent OCDMA PON Using Gain-Switched Fabry-Perot Lasers With External Injection, IEEE Photonics Technology Letters, 22(8), pp 583-585, 2010/4/15.
37. Guo, Changjian; Hong, Xuezhi; He, Sailing, Elimination of Multiple Access Interference in Ultrashort Pulse OCDMA Through Nonlinear Polarization Rotation, IEEE Photonics Technology Letters, 21(20), pp 1484-1486, 2009/10/15.
38. Hong, Xuezhi; Guo, Changjian; Gao, Ying; He, Sailing, A Novel OCDMA Thresholder Based on Nonlinear Polarization Rotation, International Symposium on Photonics and Optoelectronics, 2009/7/14-2009/7/16, pp 336-338, Wuhan, 2009.
科研项目：
国家自然科学基金-青年科学基金项目，61605047，相干光OFDM/OQAM系统相位噪声机理及抑制方法研究，2017/01/01-2019/12/31、主持。
广东省自然科学基金，2016A030313438，相干光正交频分复用系统中的次符号光相位噪声抑制技术研究，2016/06/01-2019/06/01、主持。
广东省普通高校青年创新人才项目，2016/01/01-2017/12/31、主持。
中国博士后科学研究基金面上项目，2013M531868、数据通信光网络中高光谱效率物理层编解码信息安全技术、2013/04/01-2015/3/31、主持(已结题)。
华南师范大学青年教师培育基金，13KJ04，基于多子帧相位噪声估计的相干光正交频分复用通信系统研究、2014/01/01-2015/12/31、主持。
专利申请:
[1] 发明专利：洪学智，洪晓建，何赛灵，《一种基于非判决辅助的次符号光相位噪声抑制方法》，2016（已受理，申请号201610030949.5）
[2] 发明专利：洪学智，洪晓建，何赛灵，《一种基于部分判决辅助的光相位噪声抑制方法》，2016（已受理，申请号201610031332.5）
[3] 发明专利：洪学智，洪晓建，何赛灵，《一种适用于CO-OFDM系统的多子块相位噪声估计补偿方法》，2014（ZL201410301152.5）
[4] 发明专利：洪学智，洪晓建，何赛灵，《一种基于滑动窗口的CO-OFDM光相位噪声估计补偿方法》，2014（ZL201410546965.0）