Shenghui Song          

 Assistant Professor

 Division of Integrative Systems and Design  

 Department of Electronic and Computer Engineering

 The Hong Kong University of Science and Technology

 Office: Room 6532

 Tel: 2358 5033 

 Fax: 2358 1485

 Email: shsong at ieee dot org

 

Dr. S.H. Song is now an Assistant Professor jointly appointed by the Division of Integrative Systems and Design (ISD) and the Department of Electronic and Computer Engineering (ECE) at the Hong Kong University of Science and Technology (HKUST). His research is primarily in the areas of Wireless Communications and Machine Learning with current focus on Distributed Intelligence, Semantic Communications, Machine Learning for Communications, Integrated Sensing and Communication, and Information Theory. He was named the Exemplary Reviewer for IEEE Communications Letter and served as the Tutorial Program Co-Chairs of the 2022 IEEE International Mediterranean Conference on Communications and Networking.

 

Dr. Song is also interested in the research on Engineering Education and served as an Associate Editor for the IEEE Transactions on Education. He has won several teaching awards at HKUST, including the Michael G. Gale Medal for Distinguished Teaching in 2018, the Best Ten Lecturers in 2013, 2015, and 2017, the School of Engineering Distinguished Teaching Award in 2012, the Teachers I Like Award in 2013, 2015, 2016, and 2017, and the MSc(Telecom) Teaching Excellent Appreciation Award for 2020-21. Dr. Song was one of the honorees of the Third Faculty Recognition at HKUST in 2021.

 

PostDoc and PhD positions available in the following areas:

1. Distributed Intelligence

2. Semantic Communications

3. Machine Learning for Communications

4. Integrated Sensing and Communication

5. Information Theory

6. General Wireless Communications: MIMO, IRS, etc.

We are looking for candidates with very strong interests in mathematics and their applications in ML and Communications. The current group members include:

Gold Medal, International Physics Olympiad

First/Third Prize, China Mathematics Olympiad.

 

Teaching:         

1. ISDN2602, Internet of Things: From Component Skills to System Integration, Fall 2020~22, Spring 2021.

2. ISDN2601, Mechatronic Systems Design with Embedded Computing, Spring 2022~23.

3. EESM5536, Digital Communications, Fall 2013~2022.

4. ELEC1100, Introduction to Electro-Robot Design, Summer 2014, Spring 2013~2020.

5. ELEC1200.1x/2x/3x, A System View of Communications from Signals to Packets, Edx.

6. ELEC2400, Electronic Circuits (Basic Electronics), Fall 2012 ~ 2013.

7. ELEC2600, Probability and Random Processes in Engineering, Fall 2010 ~ 2019.

8. ELEC3100, Signal Processing and Communications, Spring 2011 ~ 2012.

9. EESM5536, Digital Communications, Fall 2013~2019.

10. ENGG1200, Engineering Team Airship Design, Spring & Fall 2014~2018.

11.  ENGG2990I, Engineering Approach for Airship Design, Winter 2017, Summer 2017.

 

Selected Recent Works:   

 

I. Machine Learning

1. H.M. Kwan and S.H. Song, ``SSBNet: Improve visual recognition efficiency by adaptive sampling,`` ECCV 2022.

2. Z. Xie and S.H. Song, ``FedKL: Tackling data heterogeneity in federated reinforcement learning by penalizing KL divergence,`` IEEE Journal on Selected Areas in Communications, vol. 41, no. 4, pp. 1227-1242, April 2023.

 

II. Information Theory

1. X. Zhang and S.H. Song, ``Second-order coding rate of quasi-static Rayleigh-product MIMO channels,`` submitted to IEEE Transactions on Information Theory.

2. X. Zhang and S.H. Song, ``Secrecy analysis for IRS-aided wiretap MIMO communications: Fundamental limits and system design,`` in revision IEEE Journal on Selected Areas in Communications.

3. X. Zhang, S.H. Song, Yonina C. Eldar, ``Secrecy analysis for MISO broadcast systems with regularized zero-forcing precoding,`` submitted to IEEE Transactions on Information Forensics and Security.

4. X. Zhang and S.H. Song, ``Asymptotic mutual information analysis for double-scattering MIMO channels: A new approach by Gaussian tools,`` in revision IEEE Transactions on Information Theory.

5. X. Zhang and S.H. Song, ``Bias for the trace of the resolvent and its application on non-Gaussian and non-centered MIMO channels,`` IEEE Transactions on Information Theory, vol. 68, no. 5, May 2022.

6. X. Zhang, X. Yu, and S.H. Song, ``Outage and finite-SNR DMT analysis for IRS-aided MIMO systems: How large IRSs need to be?`` IEEE J. Sel. Topics Signal Process., vol. 16, no. 5, pp. 1070-1085, Aug. 2022.

 

III. Integrated Sensing and Communication

1. D. Xu, C. Liu, S.H. Song, and D. W. K. Ng, ``Integrated Sensing and Communication in Coordinated Cellular Networks,`` submitted to IEEE Statistical Signal Processing Workshop (SSP), 2023 (invited paper).

2. L. Xie, S.H. Song, and K. B. Letaief,  ``Networked sensing with AI-empowered interference management: Exploiting macro-diversity and array gain in perceptive mobile networks,`` submitted to IEEE Journal on Selected Areas in Communications.

3. L. Xie and S.H. Song, ``Iterative sparse recovery based passive localization in perceptive mobile networks,`` the 1st ACM MobiCom Workshop on Integrated Sensing and Communication Systems.

4. L. Xie, X. Yu, and S.H. Song, ``Intelligent reflecting surface-aided maneuvering target sensing: True velocity estimation,`` ISWCS'22 (invited paper).

5. L. Xie, S.H. Song, Yonina C. Eldar, and K. B. Letaief, ``Collaborative sensing in perceptive mobile networks: opportunities and challenges,`` IEEE Wireless Communications Magazine, vol. 30, no. 1, Feb. 2023.

6. L. Xie, P. Wang, S.H. Song, K. B. Letaief, ``Perceptive mobile network with distributed target monitoring terminals: Leaking communication energy for sensing,`` IEEE Transactions on Wireless Communications, vol. 21, no. 12, Dec. 2022.

 

IV. Machine Learning for Communications

1. W. Yu, Y. Shen, H. He, X. Yu, S.H. Song, J. Zhang, and K. B. Letaief, ``An Adaptive and Robust Deep Learning Framework for THz Ultra-Massive MIMO Channel Estimation,`` in revision IEEE J. Sel. Topics Signal Process.

2. Y Shen, J Zhang, S.H. Song, and K. B. Letaief, ``Graph Neural Networks for Wireless Communications: From Theory to Practice,`` to appear IEEE Transactions on Wireless Communications.

3. Y. Ma, Y. She, X. Yu, J. Zhang, S.H. Song, and K.B. Letaief, ``Learn to communicate with neural calibration: Scalability and generalization,`` IEEE Transactions on Wireless Communications, vol. 21, no. 11, Nov. 2022.

4. H. He, X. Yu, J. Zhang, S.H. Song, and K. B. Letaief, ``Cell-free massive MIMO detection: A distributed expectation propagation approach,`` submitted to IEEE Transactions on Wireless Communications.

 

V. Computing-aided Learning

1. K. Fung, L. Lee, H. Pan, and S.H. Song, ``Can underprivileged children learn effectively at home? A six-month study of Chinese learning under lockdown during the pandemic,`` to appear IEEE Transactions on Learning Technologies.

2. K. Fung, S. Perrault, L. Lee, K. Fung, and S.H. Song, ``Can students with dyslexia learn independently? A seven-week study of Chinese character learning in an informal learning environment,``  to appear IEEE Transactions on Learning Technologies.

 

Journal Publications:   

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1. Z. Xie and S.H. Song, ``FedKL: Tackling data heterogeneity in federated reinforcement learning by penalizing KL divergence,`` IEEE Journal on Selected Areas in Communications, vol. 41, no. 4, pp. 1227-1242, April 2023.

2. K. Fung, S. Perrault, L. Lee, K. Fung, and S.H. Song, ``Can students with dyslexia learn independently? A seven-week study of Chinese character learning in an informal learning environment,``  to appear IEEE Transactions on Learning Technologies.

3. L. Xie, S.H. Song, Yonina C. Eldar, and K. B. Letaief, ``Collaborative sensing in perceptive mobile networks: opportunities and challenges,`` to appear IEEE Wireless Communications Magazine.

4. Y Shen, J Zhang, SH Song, and K. B. Letaief, ``Graph Neural Networks for Wireless Communications: From Theory to Practice,`` to appear IEEE Transactions on Wireless Communications.

5. L. Liu, J. Zhang, S.H. Song, and K.B. Letaief, ``Hierarchical federated learning with quantization: Convergence analysis and system design,`` IEEE Transactions on Wireless Communications,vol. 22, no. 1, Jan. 2023.

6. L. Xie, P. Wang, S.H. Song, K. B. Letaief, ``Perceptive mobile network with distributed target monitoring terminals: Leaking communication energy for sensing,`` IEEE Transactions on Wireless Communications, vol. 21, no. 12, Dec. 2022.

7. Y. Wang, L. Zhao, X. Chu, S.H. Song, Y. Deng, A. Nallanathan and K. Liang, ``Deep reinforcement learning-based optimization for end-to-end network slicing with control- and user-plane separation,`` IEEE Transactions on Vehicular Technology, vol. 71, no. 11, Nov. 2022.

8. Y. Ma, Y. She, X. Yu, J. Zhang, S.H. Song, and K.B. Letaief, ``Learn to communicate with neural calibration: Scalability and generalization,`` IEEE Transactions on Wireless Communications, vol. 21, no. 11, Nov. 2022.

9. X. Zhang, X. Yu, and S.H. Song, ``Outage and finite-SNR DMT analysis for IRS-aided MIMO systems: How large IRSs need to be?`` IEEE J. Sel. Topics Signal Process., vol. 16, no. 5, pp. 1070-1085, Aug. 2022.

10. X. Zhang and S.H. Song, ``Bias for the trace of the resolvent and its application on non-Gaussian and non-centered MIMO channels,`` IEEE Transactions on Information Theory, vol. 68, no. 5, May 2022.

11. H. He, X. Yu, J. Zhang, S.H. Song, and K. B. Letaief, ``Cell-free massive MIMO for 6G wireless communication networks,`` Journal of Communications and Information Networks, 6(4): 321-335, 2021.

12. X. Hou, J. Wang, F. Fang, X. Zhang, S.H. Song, X. Zhang, and Y. Ren, ``Machine learning aided mission-critical internet of underwater things,`` IEEE Network Magazine, vol. 35, no. 4, July/August 2021.

13. S.H. Song, Marco Antonelli, Tony Fung, Brandon D. Armstrong, Amy Chong, Albert Lo, and Bertram E. Shi, ``Developing and assessing MATLAB exercises for active concept learning`` IEEE Transactions on Education, vol. 62, no. 1, Feb. 2019.

14. Rui Wang, Jun Zhang, S.H. Song, and K. B. Letaief, ``Exploiting mobility in cache-assisted D2D networks: performance analysis and optimization,`` IEEE Transactions on Wireless Communications, vol. 17, no. 8, Aug. 2018.

15. Yuyi Mao, Jun Zhang, S.H. Song, and K. B. Letaief, ``Stochastic joint radio and computational resource management for multi-user mobile-edge computing systems,`` IEEE Transactions on Wireless Communications, vol. 16, no. 9, Sept. 2017.

16. Rui Wang, Jun Zhang, S.H. Song, and K. B. Letaief, ``Mobility-aware caching in D2D networks,`` IEEE Transactions on Wireless Communications, vol. 16, no. 11, Aug. 2017.

17. Rui Wang, Jun Zhang, S.H. Song, and K. B. Letaief, ``Optimal QoS-aware channel assignment in D2D communications with partial CSI,`` IEEE Transactions on Wireless Communications, vol. 15, no. 11, Nov. 2016.

18. L. Yang, S.H. Song, and K. B. Letaief, ``Overlay cognitive spectrum access in macro-femto heterogeneous networks,`` IEEE Transactions on Wireless Communications, vol 15, no. 2, Feb. 2016.

19. Y. Liu, J. Duan, S. Wang, and S.H. Song, ``Interface MB based Video Content Editing Transcoding,`` IEEE Transactions on Circuits and Systems for Video Technology, vol. 25, no. 2, Feb. 2015.

20. S.H. Song, Q.T. Zhang, and K. B. Letaief, ``Selective relay-activation for conditional DF relaying,`` IEEE Transactions on Communications, vol. 62, no. 3, March 2014.

21. X. Chen, S.H. Song, and K. B. Letaief, ``Linear interference alignment in dual-hop MIMO interference channels,`` IEEE Transactions on Wireless Communications, vol. 13, no. 3, March 2014.

22. S.H. Song, Ali F. Almutairi, and K. B. Letaief, ``Outage-capacity based adaptive relaying in LTE-advanced networks,`` IEEE Transactions on Wireless Communications, vol. 12, no. 9, Sept. 2013.

23. Gan Zheng, S.H. Song, Kai-Kit Wong, and Bjorn Ottersten, ``Cooperative cognitive networks: Optimal, distributed and low-complexity algorithms,`` IEEE Transactions on Signal Processing, vol. 62, no. 11, pp. 2778-2790, June, 2013.

24. S.H. Song,  M.O. Hasna, and K. B. Letaief, ``Prior zero-forcing for cognitive relaying,`` IEEE Transactions on Wireless Communications, vol. 12, no. 2, pp. 938-947, Feb. 2013.

25. X. Chen, S.H. Song and K. B. Letaief, ``Relay-position optimization improves finite-SNR diversity gain of decode-and-forward MIMO relay systems,``IEEE Transactions on Communications, vol. 60, no. 11, pp. 3311-3321, Nov. 2012.

26. S.H. Song and K. B. Letaief, ``System design, DMT analysis, and penalty for non-coherent relaying,`` IEEE Transactions on Communications, vol. 60, no. 9, pp. 2489-2498, Sept. 2012.

27. S.H. Song and K. B. Letaief, ``Diversity analysis for linear equalizers over ISI channels,`` IEEE Transactions on Communications, vol. 59, no. 9, pp. 2414-2423, Sept. 2011.

28. S.H. Song, G.L. Chen and K. B. Letaief, ``Localized or interleaved? a tradeoff between diversity and CFO interference in multipath channels,`` IEEE Transactions on Wireless Communications, vol. 10, no. 9, pp. 2829-2834, Sept. 2011.

29. S.H. Song, K. Hamdi and K. B. Letaief, ``Spectrum sensing with active cognitive systems,`` IEEE Transactions on Wireless Communications, vol. 9, no. 6, pp. 1849-1854, June 2010.

30. S.H. Song and Q.T. Zhang, ``Input-distribution optimization for channels with  estimation errors,``  IEEE Transactions on Communications, vol. 57, no. 12, pp. 3533-  3537, Dec. 2009.

31. S.H. Song and Q.T. Zhang, ``Design collaborative systems with multiple AF-relays for asynchronous frequency-selective fading channels,`` IEEE Transactions on Communications, vol. 57, no. 9, pp. 2808-2817, Sept. 2009.

32. J.Y. Li, Q.T. Zhang and S.H. Song, ``Optimization of transmit-beam number and power allocation for generic correlated MIMO Rayleigh channels,`` IEEE Transactions on Communications, vol. 57, no. 8, pp. 2255-2259, Aug. 2009.

33. S.H. Song and Q.T. Zhang, ``Optimal decoder for channels with estimation errors,`` IEEE Transactions on Wireless Communications, vol. 8, no. 6, pp.2795-2800, June 2009.

34. S.H. Song and Q.T. Zhang, ``Mutual information of multipath channels with imperfect channel information,`` IEEE Transactions on Communications, vol. 57, no. 2, pp. 1523-1531, May 2009.

35. D.W. Yue, Q. T. Zhang and S. H. Song, ``Capacity analysis for correlated MISO channels in the presence of correlated interference and noise,`` Wireless Personal Communications, DOI 10.1007/s11277-009-9798-9, Aug. 2009.

36. S.H. Song and Q.T. Zhang, ``CDMA-PPM for UWB impulse radio,`` IEEE Transactions on Vehicular Technology, vol. 57, no. 2, pp. 1011-1020, Mar. 2008.

37. S.H. Song and Q.T. Zhang, ``TH-CDMA-PPM with noncoherent detection for low rate WPAN,`` IEEE Transactions on Wireless Communications, vol. 7, no. 2, pp. 446-451, Feb. 2008.

38. S.H. Song and Q.T. Zhang, ``Multi-dimensional detector for UWB ranging system in dense multi-path environment,`` IEEE Transactions on Wireless Communications, vol. 7, no. 1, pp. 175-183, Jan. 2008.

39. Q.T. Zhang and S.H. Song, ``A systematic procedure for accurately approximating Lognormal sum distributions,`` IEEE Transactions Vehicular Technology, vol. 57, no. 1, pp. 663-666, Jan. 2008.

40. S.H. Song and Q.T. Zhang, ``Dimension-diversity receiver for the detection of UWB  signals,`` IEEE Transactions on Vehicular Technology, vol. 56, no. 4, pp. 2226-2234, July 2007.

41. Q.T. Zhang and S.H. Song, ``Exact expression for the coherence bandwidth of Rayleigh fading channels,`` IEEE Transactions on Communications, vol. 55, no. 7, pp.1296-1299, July 2007.

42. Q.T. Zhang and S.H. Song, ``Eigen-based receivers for the detection of random UWB signals,`` IEEE Transactions on Communications, vol. 54, no. 7, pp. 1184-1189, July 2006.

43. Q.T. Zhang and S.H. Song, ``Parsimonious correlated non-stationary models for real baseband UWB data,`` IEEE Transactions on Vehicular Technology, vol. 54, no. 2, pp. 447-455, Mar. 2005.

 

Conference Publications:   

1. H. He, A. Kosasih, X. Yu, J. Zhang, S.H. Song, W. Hardjawana, and K. B. Letaief, ``GNN-enhanced approximate message passing for massive/ultra-massive MIMO detection,`` IEEE WCNC 2023.

2. H.M. Kwan and S.H. Song, ``SSBNet: Improve visual recognition efficiency by adaptive sampling,`` ECCV 2022.

3. L. Xie and S.H. Song, ``Iterative sparse recovery based passive localization in perceptive mobile networks,`` the 1st ACM MobiCom Workshop on Integrated Sensing and Communication Systems.

4. L. Xie, X. Yu, and S.H. Song, ``Intelligent reflecting surface-aided maneuvering target sensing: True velocity estimation,`` ISWCS'22 (invited paper).

5. L. Qu, S.H. Song, and C.Y. Tsui, ``FedDQ: Communication-efficient federated learning with descending quantization,`` IEEE Globecom 2022.

6. Y. Ma, X. Yu, J. Zhang, S.H. Song, and K. B. Letaief, ``Augmented deep unfolding for downlink beamforming with limited feedback in MU-MIMO cellular systems,`` IEEE Globecom 2022.

7. L. Liu, J. Zhang, S.H. Song, and K.B. Letaief, ``Communication-Efficient Federated Distillation with Active Data Sampling,`` IEEE ICC 2022.

8. X. Zhang, X. Yu, S.H. Song, and K. B. Letaief, ``IRS-aided MIMO systems over double-scattering channel: impact of channel rank deficiency,`` IEEE WCNC 2022.

9. K. Fung, K. Sin, Z. A. Wen, S.H. Song, and H. Qu, ``Designing a Game for Pre-Screening Students with Specific Learning Disabilities in Chinese,`` ASSETS '22: The 24th International ACM SIGACCESS Conference on Computers and Accessibility, Athens, Greece, October 2022.

10. K. Fung, Z. A. Wen, H. Li, X. Wang, S.H. Song, and H. Qu, ``Designing a Data Visualization Dashboard for Pre-Screening Hong Kong Students with Specific Learning Disabilities,`` ASSETS '22: The 24th International ACM SIGACCESS Conference on Computers and Accessibility, Athens, Greece, October 2022

11. Z. Qiao, Y. Shen, X. Yu, J. Zhang, S.H. Song, and K.B. Letaief, ``Content-aware client selection for federated learning in wireless networks,`` IEEE MeditCom 2022.

12. R. Cao, H. He, X. Yu, J. Zhang, S.H. Song, Y. Gong, and K. B. Letaief, ``Belief propagation for near-field cooperative localization and tracking in 6G vehicular networks`` IEEE MeditCom 2022.

13. Y. Ma, Y. Shen, X. Yu, J. Zhang, S.H. Song, and K. B. Letaief, ``Neural calibration for scalable beamforming in FDD massive MIMO with implicit channel estimation,`` IEEE GLOBECOM 2021.

14. H. He, X. Yu, J. Zhang, S.H. Song, and K. B. Letaief, ``Distributed expectation propagation detection for cell-free massive MIMO,`` IEEE GLOBECOM 2021.

15. Y. Shen, J. Zhang, S.H. Song, and K. B. Letaief, ``AI empowered resource management for future wireless networks,`` IEEE International Mediterranean Conference on Communications and Networking (MeditCom), 2021.

16. Y.F. Ma, Y.F. Shen, X.H. Yu, J. Zhang, S.H. Song, and K.B. Letaief, ``A low-complexity algorithmic framework for large-scale IRS-assisted wireless systems,`` IEEE GLOBECOM 2020 Workshop. 

17. Y.F. Shen, J. Zhang, S.H. Song, and K.B. Letaief, ``Deep learning for scalable wireless resource allocation: which model to use?`` 54th Asilomar Conference on Signals, Systems and Computers, 2020.

18. L. Liu, J. Zhang, S.H. Song, and K.B. Letaief, ``Client-edge-cloud hierarchical federated learning,`` 2020 IEEE International Conference on Communications (ICC), 1-6, 2020.

19. H. Yang, J. Zhang, S.H. Song, and K.B. Letaief, ``Connectivity-aware UAV path planning with aerial coverage maps,`` IEEE Wireless Communications and Networking Conference (WCNC 2019), Marrackech, Morroco, 15-19 April 2019. 

20. R. Wang, J. Zhang, S.H. Song, and K. B. Letaief, ``Mobility increases the data offloading ratio in D2D caching networks,`` in Proc. IEEE Int. Conf. Commun. (ICC), Paris, France, May 2017.

21. Y. Mao, J. Zhang, S.H. Song, and K. B. Letaief, ``Power-delay tradeoff in multi-user mobile-edge computing systems,`` IEEE Global Commun. Conf. (GLOBECOM), Washington, DC, Dec. 2016.

22. C. Li, J. Zhang, S.H. Song, and K. B. Letaief, ``Selective uplink training for massive MIMO systems,`` in Proc. IEEE Int. Conf. Commun. (ICC), Kuala Lumpur, Malaysia, May 2016.

23. X. Peng, J. Zhang, S.H. Song, and K. B. Letaief, ``Cache size allocation in backhaul limited wireless networks,`` in Proc. IEEE Int. Conf. Commun. (ICC), Kuala Lumpur, Malaysia, May 2016.

24. R. Wang, J. Zhang, S.H. Song, and K. B. Letaief, ``QoS-aware joint mode selection and channel assignment for D2D communications,`` in Proc. IEEE Int. Conf. Commun. (ICC), Kuala Lumpur, Malaysia, May 2016.

25. R. Wang, J. Zhang, S.H. Song, and K. B. Letaief, ``QoS-aware channel assignment for sum-rate maximization in D2D communications,`` in Porc. IEEE Global Commun. Conf. (GLOBECOM), San Diego, CA, Dec. 2015.

26. L. Yang, S.H. Song, and K. B. Letaief, ``Jointly optimal spectrum deployment and cognitive access for ASE maximization of macro-femto hetnets,`` IEEE ICC 2015, London, 2015.

27. C. Li, Jun Zhang, S.H. Song, and K. B. Letaief, ``Analysis of area spectral efficiency andlink reliability in multiuser MIMO HetNets,`` IEEE ICC 2015, London, 2015.

28. L. Yang, S.H. Song, and K. B. Letaief, ``Cognitive spectrum access in macro-femto heterogeneous networks,`` IEEE Globecom, Austin, TX, Dec. 2014.

29. Y. Mao, J. Zhang, S.H. Song, and K. B. Letaief, ``Joint link selection and relay power allocation for energy harvesting relaying systems,`` IEEE Globecom, Austin, TX, Dec. 2014.

30. R. Wang, J. Zhang, S.H. Song, and K. B. Letaief, ``Average throughput analysis of downlink cellular networks with multi-antenna base stations,`` in Proc. IEEE Int. Symp. on Personal Indoor and Mobile Radio Comm. (PIMRC), Washington, DC, Sept. 2014.

31. Lu. Yang, S.H. Song, and K. B. Letaief, ``Cognitive spectrum access in two-tier femtocell networks,`` IEEE International Conference on Communications, 2014.

32. S.H. Song, J. Zhong, and K. B. Letaief, ``Achievable diversity gain of interference channel,`` IEEE Wireless Communications and Networking Conference 2013.

33. H. Li, M.W. Liu, S.H. Song, and K. B. Letaief, ``Optimality of amplify-and-forward based two-way relaying,`` IEEE Wireless Communications and Networking Conference 2013.

34. S.H. Song, Q.T. Zhang, and K. B. Letaief, ``Selective water-filling for decode-and-forward cooperative systems,`` the 13th IEEE International Workshop on Signal Processing Advances in Wireless Communications, 2012.

35. S.H. Song, X. Chen, and K. B. Letaief, ``Achievable diversity gain of K-user interference channel,`` the 2012 IEEE International Conference on Communications (ICC12).

36. C. Li, S.H. Song, Jun. Zhang, and K. B. Letaief, ``Maximizing energy efficiency in wireless networks with a minimum average throughput requirement,`` the 2012 IEEE Wireless Communications and Networking Conference (WCNC 2012).

37. X. Chen, S.H. Song, and K. B. Letaief, ``Interference alignment in MIMO interference relay channels,`` the 2012 IEEE Wireless Communications and Networking Conference (WCNC 2012).

38. L. Yang, S.H. Song, and K. B. Letaief, ``Optimizing spectrum sensing efficiency in cognitive radio networks,`` the 2012 Computing, Communications and Applications Conference.

39. S.H. Song and K. B. Letaief, ``Prior zero-forcing for relaying primary signals in cognitive network,`` in Proc. IEEE Global Communications Conference, (GLOBECOM), Dec. 05-09, 2011.

40. S.H. Song and K. B. Letaief, ``Achieving space diversity with non-coherent AF relaying`` in Proc. IEEE International Conference on Communications (ICC11).

41. G.L. Chen, S.H. Song and K. B. Letaief, ``A low-complexity precoding scheme for PAPR reduction in SC-FDMA systems,`` in Proc. IEEE Wireless Communications and Networking Conference 2011- Phy (WCNC11).

42. X. Chen, S.H. Song and K. B. Letaief, ``Transmit and cooperative beamforming in multi-relay systems,`` in Proc. IEEE International Conference on Communications (ICC10), Cape Town, South Africa, May 23-27, 2010.

43. Y.L. Hsieh, S.H. Song, and Q.T. Zhang, ``Active sensing for cognitive radio,`` Proceedings of the 70th IEEE Vehicular Technology Conference, VTC Fall 2009, Anchorage, Alaska, USA, September 2009.

44. D.W. Yue, Q.T. Zhang and S.H. Song, ``Capacity of correlated MISO channels with correlated co-channel interference and noise,`` 4th International Conference on Wireless Communications, Networking and Mobile Computing (WiCOM 2008),  Dalian, China,  Oct. 2008.

45. S.H. Song and Q.T. Zhang, ``Capacity of wireless systems with channel estimation errors,`` in Proc. IEEE International Conference on Communications (ICC08), 2008.

46. Q.T. Zhang and S.H. Song, ``Exact coherence bandwidth of Rayleigh fading channels,`` 18th IEEE Annual International Symposium on Personal Indoor and Mobile Radio Communications ( PIMRC), 2007.

47. S.H. Song and Q.T. Zhang, ``Multi-template detection of UWB ranging signals in dense multipath environment,`` IEEE 2007 International Conference on Communications ( ICC07), June 2007.

48. S.H. Song and Q.T. Zhang, ``Noncoherent detection of TH-CDMA-PPM signals for low rate WPAN communications,`` IEEE Wireless Communications and Networking Conference 2007- Phy / MAC (WCNC07), Mar. 2007.

49. Li Feng, Q.T. Zhang, and S.H. Song, ``Efficient optimization of input covariance matrix for MISO in correlated Rayleigh fading,`` IEEE Wireless Communications and Networking Conference 2007- Phy / MAC, (WCNC07), Mar. 2007. 

50. Q.T. Zhang, X.Y. Zhao, Y.X. Zeng and S.H. Song, ``Efficient estimation of fast fading OFDM channels,`` IEEE 2006 International Conference on Communications  (ICC06), June 2006.

51. S.H. Song and Q.T. Zhang, ``Dimension diversity for the enhancement of UWB signal detection,`` IEEE Vehicular Technology Conference 2006-SPRING (VTC06), May 2006.

52. Q.T. Zhang and S.H. Song, ``Model selection and estimation for Lognormal sums in Pearson`s framework,`` IEEE Vehicular Technology Conference 2006 (VTC06), May 2006. 

53. Q.T. Zhang and S.H. Song, ``UWB signal detection using eigen-based receiver,`` IEEE 2005 International Conference on Communications (ICC05), June 2005.

54. S.H. Song and Q.T. Zhang, ``Eigenfilter based template for baseband UWB signals,`` IEEE Vehicular Technology Conference 2004-Fall (VTC04), Sept. 2004.

55. Q.T. Zhang and S.H. Song, ``Parsimonious correlated non-stationary models for real baseband UWB data,`` IEEE 2004 International Conference on Communications (ICC04), June 2004.