Latest News

Feb 2023

My PhD student, Ms. Jiajun Chen, published a paper (as the first author) in IEEE Transactions on Information Theory, a prestigious journal in the area of information and communication theory.

Useful Links

Publications

Program codes are available where indicates. Please cite the associated paper if you have used our software.

Lecture

  • C. W. Sung and W. S. Wong, "Mathematical aspects of the power control problem in mobile communication systems," in Lectures on Systems, Control and Information: Lectures at the Morningside Center of Mathematics, pp. 127-172, edited by Le Guo and Stephen S.-T. Yau, American Mathematical Society / International Press, 2000.

Journal Papers

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  1. L. Kong and C. W. Sung, "Optimal energy-delay tradeoff in heterogeneous distributed computing systems," to appear in Electronics Letters.
  2. L. Kong and C. W. Sung, "Grey-box Bayesian optimization in one dimension for uncertain coded edge computing," to appear in IEEE Communications Letters.
  3. L. Kong, C. W. Sung, and K. W. Shum, "Thompson sampling and proportional-greedy algorithm for uncertain coded edge computing," IEEE Transactions on Vehicular Technology, vol. 74, no. 3, pp. 4865-4876, Mar. 2025.
  4. J. Chen, Y. Shen, and C. W. Sung, "A new shift-add secret sharing scheme for partial data protection with parallel zigzag decoding," IEEE Transactions on Information Forensics and Security, vol. 19, pp. 10221-10232, Oct. 2024.
  5. J. Chen and C. W. Sung, "Coded distributed computing over unreliable and insecure D2D networks," IEEE Transactions on Communications, vol. 72, no. 5, pp. 2563-2576, May 2024.
  6. Y. Guo, C. W. Sung, Y. Liu, and C. S. Chen, Maximum completion time optimization in uplink multi-subcarrier NOMA systems," IEEE Wireless Communications Letters, vol. 12, no. 7, pp. 1214-1218, Jul. 2023.
  7. J. Chen, C. W. Sung, and T. H. Chan, "Heterogeneity shifts the storage-computation tradeoff in secure multi-cloud systems," IEEE Transactions on Information Theory, vol. 69, no.2, pp. 1015-1036, Feb. 2023.
  8. B. K.-B. Tong, C. W. Sung, and W. S. Wong, "Random orthogonal search with triangular and quadratic distributions (TROS and QROS): Parameterless algorithms for global optimization," Applied Sciences, vol. 13, no. 3, Jan. 2023.
  9. Y. Guo, C. W. Sung, S. Mostafa, and J. Zou, "A cross-layer optimization framework for index-coded NOMA in cache-aided F-RANs," IEEE Transactions on Communications, vol. 70, no. 11, pp. 7322-7336, Nov. 2022.
  10. S. Mostafa, C. W. Sung, T. H. Chan, and G. Xu, "Index coding algorithms: cooperative caching and delivery for F-RANs," IEEE Transactions on Vehicular Technology, vol. 71, no. 11, pp. 12001-12015, Nov. 2022.
  11. W. Liu, S. Y. Yuen, K. W. Chung, and C. W. Sung, "A general-purpose multi-dimensional convex landscape generator," Mathematics, vol. 10, no. 21, Oct. 2022.
  12. M. Zhang, Y. Guo, L. Salaun, C. W. Sung, and C. S. Chen, "Proportional fair scheduling for downlink mmWave multi-user MISO-NOMA systems," IEEE Transactions on Vehicular Technology, vol. 71, no. 6, pp. 6308-6321, Jun. 2022. (M. Zhang and Y. Guo are co-first authors.)
  13. W. Liu, S. Y. Yuen, and C. W. Sung, "A generic method to compose an algorithm portfolio with a problem set of unknown distribution," Memetic Computing, May 2022.
  14. S. Mostafa, C. W. Sung, and Y. Guo, "Joint computation and communication resource allocation with NOMA and OMA offloading for multi-server systems in F-RAN," IEEE Access, vol. 10, pp. 24456-24466, Feb. 2022.
  15. S. Mishra, L. Salaun, C. W. Sung, and C. S. Chen, "Downlink connection density maximization for NB-IoT networks using NOMA with perfect and partial CSI," IEEE Internet of Things Journal, vol. 8, no. 14, pp. 11305-11319, Jul. 2021.
  16. S. Mostafa, C. W. Sung, G. Xu, and T. H. Chan, "Cooperative caching for ultra-dense fog-RANs: information optimality and hypergraph coloring," IEEE Transactions on Communications, vol. 69, no. 6, pp. 3652-3663, Jun. 2021.
  17. J. Zou, C. W. Sung, and K. W. Shum, "High-dimensional superposition NOMA and its user pairing strategy," IEEE Transactions on Wireless Communications, vol. 20, no. 6, pp. 3800-3814, Jun. 2021.
  18. C. W. Sung, Y. Chen, and Y. Gu, "Distributed dual optimization for the uplink of multi-cell NOMA," IEEE Transactions on Communications, vol. 69, no. 5, pp. 3135-3146, May 2021.
  19. Y. Fu, M. Zhang, L. Salaun, C. W. Sung, and C. S. Chen, "Zero-forcing oriented power minimization for multi-cell MISO-NOMA systems: a joint user grouping, beamforming and power control perspective," IEEE Journal of Selected Areas in Communications, vol. 38, no. 8, pp. 1925-1940, Aug. 2020. (Y. Fu and M. Zhang are co-first authors.)
  20. A. Tebbi, T. H. Chan, and C. W. Sung, "Linear programming bounds for distributed storage codes," Advances in Mathematics of Communications, vol. 14, no. 2, pp. 333-357, May 2020.
  21. G. Xu, B. Tang, L. Yuan, Y. Xue, Z. Gao, S. Mostafa, and C. W. Sung, "An incremental learning based edge caching system: from modeling to evaluation," IEEE Access, pp. 12499-12509, vol. 8, Jan. 2020.
  22. M. Dai, B. Mao, X. Gong, C. W. Sung, W. Zhuang, and X. Lin, "Zigzag-division multiple access for wireless networks with long and heterogeneous delays," IEEE Transactions on Aerospace and Electronic Systems, vol. 55, no. 6, pp. 2822-2835, Dec. 2019.
  23. A. Tebbi, T. H. Chan, and C. W. Sung, "Multi-rack distributed data storage networks," IEEE Transactions on Information Theory, vol. 65, no. 10, pp. 6072-6088, Oct. 2019.
  24. P. Hu, C. W. Sung, and T. H. Chan, "Capacity of wireless distributed storage systems with broadcast repair," IEEE Transactions on Communications, vol. 67, no. 2, pp. 1004-1017, Feb. 2019.
  25. Y. Chen and C. W. Sung, "Characterization of SINR region for multiple interfering multicast in power-controlled systems," IEEE Transactions on Communications, vol. 67, no. 1, pp. 165-175, Jan. 2019.
  26. Y. Fu, L. Salaun, C. W. Sung, and C. S. Chen, "Subcarrier and power allocation for the downlink of multicarrier NOMA systems," IEEE Transactions on Vehicular Technology, vol. 67, no. 12, pp. 11833--11847, Dec. 2018.
  27. X. Gong, P. Hu, K. W. Shum, and C. W. Sung, "A zigzag-decodable ramp secret sharing scheme," IEEE Transactions on Information Forensics and Security, vol. 13, no. 8, pp. 1906--1916, Aug. 2018.
  28. Y. Fu, Y. Hong, L.-K. Chen, and C. W. Sung, "Enhanced power allocation for sum rate maximization in OFDM-NOMA VLC systems," IEEE Photonics Technology Letters, vol. 30, no. 13, pp. 1128-1221, Jul. 2018.
  29. S.-W. Ho, A. A. Saed, L. Lai, and C. W. Sung, "Coding and bounds for channel estimation in visible light communications and positioning," IEEE Journal of Selected Areas in Communications, vol. 36, no. 1, pp. 34-44, Jan. 2018.
  30. Y. Liu, C. S. Chen, C. W. Sung, and C. Singh, "A game theoretic distributed algorithm for FeICIC optimization in LTE-A HetNets," IEEE/ACM Transactions on Networking, vol. 25, no. 6, pp. 3500-3513, Dec. 2017. (Corrections, Apr. 2018.)
  31. Y. Chen, C. W. Sung, S.-W. Ho, and W. S. Wong, "BER analysis and power control for interfering visible light communication systems," Optik, vol. 151, pp. 98-109, Dec. 2017.
  32. X. Gong and C. W. Sung, "Zigzag decodable codes: linear-time erasure codes with applications to data storage," Journal of Computer and System Sciences, vol. 89, pp. 190-208, Nov. 2017.
  33. Y. Fu, Y. Chen, and C. W. Sung, "Distributed power control for the downlink of multi-cell NOMA systems," IEEE Transactions on Wireless Communications, vol. 16, no. 9, pp. 6207-6220, Sep. 2017.
  34. M. Dai, C. W. Sung, H. Wang, X. Gong, and Z. Lu, "A new zigzag-decodable code with efficient repair in wireless distributed storage," IEEE Transactions on Mobile Computing, vol. 16, no. 5, pp. 1218-1230, May 2017.
  35. C. W. Sung, W. K. Shum, L. Huang, and H. Y. Kwan, "Linear network coding for erasure broadcast channel with feedback: complexity and algorithms," IEEE Transactions on Information Theory, vol. 62, no. 5, pp. 2493-2503, May 2016.
  36. P. Hu, C. W. Sung, S.-W. Ho, and T. H. Chan, "Optimal coding and allocation for perfect secrecy in multiple clouds," IEEE Transactions on Information Forensics and Security, vol. 11, no. 2, pp. 388-399, Feb. 2016.
  37. Q. Yu, K. W. Shum, and C. W. Sung, "Tradeoff between storage cost and repair cost in heterogeneous distributed storage systems," Transactions on Emerging Telecommunications Technologies, vol. 26, no. 10, pp. 1201-1211, Oct. 2015.
  38. M. Dai, K. W. Shum, and C. W. Sung, "Data dissemination with side information and feedback," IEEE Transactions on Wireless Communications, vol. 13, no. 9, pp. 4708-4720, Sep 2014.
  39. Q. Yu, C. W. Sung, and T. H. Chan, "Irregular fractional repetition code optimization for heterogeneous cloud storage," IEEE Journal of Selected Areas in Communications, vol. 32, no. 5, pp. 1048-1060, May 2014.
  40. Y. Liu and C. W. Sung, "Quality-aware instantly decodable network coding," IEEE Transactions on Wireless Communications, vol. 13, no. 3, pp. 1604-1615, Mar. 2014.
  41. L. Huang and C. W. Sung, "Scheduling and network coding for relay-aided wireless broadcast: optimality and heuristic," IEEE Transactions on Vehicular Technology, vol. 63, no. 2,pp.674-687, Feb. 2014.
  42. L. Huang, C. W. Sung, and S.-L. Kim, "Joint power control and scheduling for two-cell energy efficient broadcasting with network coding," Communications and Network, vol. 5, no. 3B2, pp. 312-318, Sep. 2013.
  43. Y. Liu and C. W. Sung, "Network coded retransmissions in wireless demodulate-and-forward relay channels," EURASIP Journal on Wireless Communications and Networking 2013:136, May 2013.
  44. M. Dai and C. W. Sung, "Achieving high diversity and multiplexing gains in the asynchronous parallel relay network," Transactions on Emerging Telecommunications Technologies, vol. 24, issue 2, pp. 232-243, Mar. 2013.
  45. M. Dai, H. Y. Kwan, and C. W. Sung, "Linear network coding strategies for the multiple-access relay channel with packet erasures," IEEE Transactions on Wireless Communications, vol. 12, no. 1, pp. 218-227, Jan. 2013.
  46. C. W. Sung, K. W. Shum, and W. H. Yuen, "Throughput analysis of one-dimensional vehicular ad hoc networks," (invited paper) International Journal of Systems, Control and Communications, vol. 4, no. 3, pp. 150-163, 2012.
  47. C. W. Sung, M. Dai, and P. Hu, "Achieving the outage capacity of the diamond relay network to within one bit and even less," IEEE Transactions on Vehicular Technology, vol. 60, no. 8, pp. 4088-4093, Oct. 2011.
  48. C. S. Chen, K. W. Shum, and C. W. Sung, "Round-robin power control for the weighted sum rate maximization of wireless networks over multiple interfering links," European Transactions on Telecommunications, vol. 22, pp. 458-470, Aug 2011. doi: 10.1002/ett.1496
  49. M. Dai, C. W. Sung, and Y. Wang, "Distributed on-off power control for amplify-and-forward relays with orthogonal space-time block code," IEEE Transactions on Wireless Communications, vol. 10, no. 6, pp. 1895-1903, Jun. 2011.
  50. C. W. Sung and S. Y. Yuen, "Analysis of (1+1) evolutionary algorithm and randomized local search with memory," Evolutionary Computation, vol. 19, no. 2, pp. 287-323, Summer 2011.
  51. C. Y. Ng, K. W. Shum, C. W. Sung and T. M. Lok, "A layered decomposition framework for resource allocation in multiuser communications," IEEE Transactions on Vehicular Technology, vol. 60, no. 2, pp. 729-733, Feb. 2011.
  52. P. Hu, C. W. Sung, and K. W. Shum, "Joint channel-network coding for the Gaussian two-way two-relay network," EURASIP Journal on Wireless Communications and Networking, vol. 2010, Article ID 708416, 13 pages, Dec. 2010. doi:10.1155/2010/708416
  53. C. Y. Ng, K. W. Shum, C. W. Sung, and T. M. Lok, "Rate allocation for cooperative orthogonal-division channels with dirty-paper coding," IEEE Transactions on Communications, vol. 58, no. 10, pp. 2949-2959, Oct. 2010.
  54. K.-K. Leung, C. W. Sung, M. Khabbazian, and M. A. Safari, "Optimal phase control for equal gain transmission in MIMO systems with scalar quantization: complexity and algorithms," IEEE Transactions on Information Theory, vol. 56, no. 7, pp. 3343-3355, Jul. 2010.
  55. M. Dai and C. W. Sung, "A distributed on-off amplify-and-forward protocol for the fading parallel relay channel," IEEE Communications Letters, vol. 13, no. 9, pp. 643-645, Sep. 2009.
  56. C. W. Sung, "Achieving log-utility fairness in CDMA systems via majorization theory," IEEE Communications Letters, vol.13, no. 9, pp. 625-627, Sep. 2009.
  57. K. W. Shum, C. S. Chen, C. W. Sung, and W. S. Wong, "Shift-invariant protocol sequences for the collision channel without feedback", IEEE Transactions on Information Theory, vol. 55, no. 7, pp. 3312-3322, Jul. 2009.
  58. C. W. Sung, K. W. Shum, and C. Y. Ng, "Fair resource allocation for the Gaussian broadcast channel with ISI," IEEE Transactions on Communications, vol. 57, no. 5, pp. 1381-1389, May 2009.
  59. C. W. Sung, Q. Wang, and K. W. Shum, "Capacity region of the linear four-node half-duplex wireless relay network," IEEE Communications Letters, vol. 13, no. 4, pp. 224-226, Apr. 2009.
  60. C. Y. Ng and C. W. Sung, "Low complexity subcarrier and power allocation for utility maximization in uplink OFDMA systems," IEEE Transactions on Wireless Communications, vol. 7, no. 5, pp. 1667-1675, May 2008.
  61. C. W. Sung, K. W. K. Lui, K. W. Shum, and H. C. So, "Sum capacity of one-sided parallel Gaussian interference channels," IEEE Transactions on Information Theory, vol. 54, no. 1, pp. 468-472, Jan. 2008.
  62. K .W. Shum, K.-K. Leung, and C. W. Sung, "Convergence of iterative waterfilling algorithm for Gaussian interference channels," IEEE Journal of Selected Areas in Communications, vol. 25, no. 6, pp. 1091-1100, Aug. 2007.
  63. K. K. Leung and C. W. Sung, "An opportunistic power control algorithm for cellular network," IEEE/ACM Transactions on Networking, vol. 14, no. 3, pp. 470-478, Jun. 2006.
  64. C. W. Sung, K. W. Shum, and K.-K. Leung, "Stability of distributed power and signature sequence control for CDMA systems -- a game theoretic approach," IEEE Transactions on Information Theory, vol. 52, no. 4, pp. 1775-1780, Apr. 2006.
  65. C. W. Sung and K. K. Leung, "A generalized framework for distributed power control in wireless networks," IEEE Transactions on Information Theory, vol. 51, no. 7, pp. 2625-2635, Jul. 2005.
  66. K. K. Leung, H. Y. Kwan, C. W. Sung and T. M. Lok, "The stability issues of sequence adaptation for CDMA systems with antenna arrays," IEE Proceedings of Communications, vol. 152, no. 3, pp. 363-370, Jun. 2005.
  67. K. K. Leung, C. W. Sung, W. S. Wong and T. M. Lok, "Convergence theorem for a general class of power control algorithms," IEEE Transactions on Communications, vol. 52, no. 9, pp. 1566-1574, Sep. 2004.
  68. W. S. Wong and C. W. Sung, "Robust convergence of low data rate distributed controllers," IEEE Transactions on Automatic Control, vol. 49, no. 1, pp. 82-87, Jan. 2004.
  69. C. W. Sung and K. K. Leung, "On the stability of distributed sequence adaptation for cellular asynchronous DS-CDMA systems," IEEE Transactions on Information Theory, vol. 49, no. 7, pp. 1828-1831, Jul. 2003.
  70. C. W. Sung, "Analysis of fade margins for soft and hard handoffs in cellular CDMA systems," IEEE Transactions on Wireless Communications, vol. 2, no. 3, pp. 431-435, May 2003.
  71. C. W. Sung and W. S. Wong, "A noncooperative power control game for multirate CDMA data networks," IEEE Transactions on Wireless Communications, vol. 2, no. 1, pp. 186-194, Jan. 2003.
  72. W. H. Yuen, C. W. Sung and W. S. Wong, "Optimal price decremental strategy for Dutch auctions," Communications in Information and Systems, vol. 2, no. 4, pp. 411-434, Dec. 2002.
  73. C. W. Sung, "Log-convexity property of the feasible SIR region in power-controlled cellular systems," IEEE Communications Letters, vol. 6, no. 6, pp. 248-249, Jun. 2002.
  74. C. W. Sung and W. S. Wong, "Power control and rate management for wireless multimedia CDMA systems," IEEE Transactions on Communications, vol. 49, no. 7, pp. 1215-1226, Jul. 2001.
  75. C. W. Sung and K. W. Shum, "Channel assignment and layer selection in hierarchical cellular system with fuzzy control," IEEE Transactions on Vehicular Technology, vol. 50, no. 3, pp. 657-663, May 2001.
  76. C. W. Sung and W. S. Wong, "Performance of a cooperative algorithm for power control in cellular systems with a time-varying link gain matrix," ACM Wireless Networks, vol. 6, no. 6, pp. 429-439, Dec. 2000.
  77. C. W. Sung, K. K. Leung and W. S. Wong, "A quality-based fixed-step power control algorithm with adaptive target threshold," IEEE Transactions on Vehicular Technology, vol. 49, no. 4, pp. 1430-1439, Jul. 2000.
  78. K. W. Shum and C. W. Sung, "Fuzzy layer selection method in hierarchical cellular systems," IEEE Transactions on Vehicular Technology, vol. 48, no. 6, pp. 1840-1849, Nov. 1999.
  79. C. W. Sung and W. S. Wong, "The convergence of an asynchronous cooperative algorithm for distributed power control in cellular systems," IEEE Transactions on Vehicular Technology, vol. 48, no. 2, pp. 563-570, Mar. 1999.
  80. C. W. Sung and W. S. Wong, "A distributed fixed-step power control algorithm with quantization and active link quality protection," IEEE Transactions on Vehicular Technology, vol. 48, no. 2, pp. 553-562, Mar. 1999.
  81. C. W. Sung and W. S. Wong, "Sequential packing algorithm for channel assignment under co-channel and adjacent channel interference constraint," IEEE Transactions on Vehicular Technology, vol. 46, no. 3, pp. 676-686, Aug. 1997.

Conference Papers

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  1. C. W. Sung and J. Chen, "Analog zigzag-decodable codes for secure and numerically-stable distributed computing," to appear in Proc. ICCCN, Tokyo, Japan, Aug. 2025.
  2. W. Liu, S. Y. Yuen, and C. W. Sung, "A hybrid CMA-ES method with convex hull surrogate model," Proc. CEC, Yokohama, pp. 1-8, Japan, Jun.-Jul. 2024.
  3. B. K.-B. Tong, W. C. Lau, C. W. Sung, and W. S. Wong, "PROS-C: Accelerating random orthogonal search for global optimization using crossover," Proc. LOD, pp. 293-298, Grasmere, Lake District, England, UK, Sep. 2023.
  4. Y. Guo, C. W. Sung, and K. W. Shum, "Power allocation and data assignment for over-the-air distributed learning," Proc. WiOpt, pp. 231-238, Singapore, Aug. 2023.
  5. H. Li, Y. Chen, K. W. Shum, and C. W. Sung, "Data allocation for approximate gradient coding in edge networks," Proc. IEEE ISIT, Taipei, Taiwan, Jun. 2023.
  6. J. Chen and C. W. Sung, "Topology control for wireless decentralized federated learning via network coding," Proc. IEEE ICC, Rome, Italy, May-Jun. 2023.
  7. L. Kong, K. W. Shum, and C. W. Sung, "Bayesian inference and greedy task allocation for edge computing systems with uncertainty," Proc. IEEE ICC, Rome, Italy, May-Jun. 2023.
  8. J. Chen and C. W. Sung, "Weakly secure coded distributed computing with group-based function assignment," Proc. IEEE ITW, pp. 31-36, Mumbai, India, Nov. 2022.
  9. H. Lu, G. Xu, C. W. Sung, S. Mostafa, and Y. Wu, "A game theoretical balancing approach for offloaded tasks in edge datacenters," Proc. IEEE ICDCS, pp. 526-536, Bologna, Italy, Jul. 2022.
  10. Y. Jia, G. Xu, C. W. Sung, S. Mostafa, and Y. Wu, "HRaft: Adaptive erasure coded data maintenance for consensus in distributed networks," Proc. 36th IEEE International Parallel and Distributed Processing Symposium (IPDPS), Lyon, France, May-Jun. 2022.
  11. Y. Jia, G. Xu, C. W. Sung, and S. Mostafa, "Adaptive erasure coded data maintenance for consensus in distributed networks," Proc. IEEE Symposium on Reliable Distributed Systems (SRDS), virtual, Sep. 2021.
  12. Y. Guo, S. Mostafa, J. Zou, and C. W. Sung, "A linear-time grouping algorithm for F-RANs with index coding and cache-aided NOMA," Proc. IEEE ICC, Montreal, Canada, Jun. 2021.
  13. S. Mostafa, C. W. Sung, T. H. Chan, and G. Xu, "The interplay between index coding, caching, and beamforming for fog radio access networks," Proc. IEEE GLOBECOM, Taipei, Taiwan, Dec. 2020.
  14. J. Zou, K. W. Shum, and C. W. Sung, "Spherical code superposition NOMA and its user pairing strategy," Proc. IEEE GLOBECOM, Taipei, Taiwan, Dec. 2020.
  15. W. Liu, S. Y. Yuen, and C. W. Sung, "Composing algorithm portfolio with problem set of unknown distribution," Proc. IEEE Symposium Series on Computational Intelligence (SSCI), pp.814-821, Canberra, Australia, Dec. 2020.
  16. J. Chen, C. W. Sung, and T. H. Chan, "Storage and computation: a tradeoff in secure distributed computing," Proc. IEEE ICC, Dublin, Ireland, Jun. 2020.
  17. C. W. Sung and K. W. Shum, "Lattice-superposition NOMA for near-far users," Proc. IEEE ISPACS, Beitou, Taipei, Taiwan, Dec 2019.
  18. S. Mostafa, C. W. Sung, and G. Xu, "Code rate maximization of cooperative caching in ultra-dense networks," Proc. IEEE PIMRC, Istanbul, Turkey, Sep 2019.
  19. G. Xu, B. Tang, H. Lu, Q. Yu and C. W. Sung, "LIPA: a learning-based indexing and prefetching approach for data deduplication," Proc. MSST, pp. 299-310, Santa Clara, CA, United States, May 2019.
  20. Y. Fu, K. W. Shum, C. W. Sung, and Y. Liu, "Optimal user pairing in cache-based NOMA systems with index coding," Proc. IEEE ICC, Shanghai, China, May 2019.
  21. J. Li, C. W. Sung and C. S. Chen, "Performance study of cooperative non-orthogonal multiple access with energy harvesting," Proc. 2nd International Conference on Communication Engineering and Technology (ICCET), pp. 30-34, Nagoya, Japan, Apr. 2019.
  22. Y. Fu, H. Wang, and C. W. Sung, "Optimal power allocation for the downlink of cache-aided NOMA Systems," Proc. WCSP, Hangzhou, China, pp. 1-6, Oct. 2018.
  23. G. Xu, Y. Zhang, S. Lin, K. Shi, Q. Yu and C. W. Sung, "PM-RAD: An efficient restore algorithm in deduplication by pattern matching," Proc. HPCC, Exeter, UK, pp. 354-361. Jun. 2018.
  24. Y. Fu, L. Salaun, C. W. Sung, and C. S. Chen, "Distributed power allocation for the downlink of a two-cell MISO-NOMA System," Proc. IEEE VTC Spring, Porto, Portugal, pp.1-6, Jun. 2018.
  25. A. Saed, S.-W. Ho, L. Lai, and C. W. Sung, "Combinational code for channel estimation in visible light communications and positioning," Proc. IEEE ICC, pp. 1-6, Kansas City, USA, May 2018.
  26. Q. Guo, C. W. Sung, Y. Chen, and C. S. Chen, "Power control for coordinated NOMA downlink with cell-edge users," Proc. IEEE WCNC, pp. 1-6, Barcelona, Spain, Apr. 2018.
  27. M. A. Tebbi and C. W. Sung, "Coded caching in partially cooperative D2D communication networks," Proc. IEEE ICUMT, pp. 148-153, Munich, Germany, Nov. 2017.
  28. C. W. Sung, K. W. Shum, Q. Yu, and G. Xu, "Maximally recoverable codes: connections to generic network coding and maximal matching," Proc. IEEE ITW, pp. 36-40, Kaohsiung, Taiwan, Nov. 2017.
  29. Y. Fu, L. Salaun, C. W. Sung, C. S. Chen, and M. Coupechous, "Double iterative waterfilling for sum rate maximization in multicarrier NOMA systems," Proc. IEEE ICC, pp.1-6, Paris, France, May 2017.
  30. A. Saed, M. Yasir, S.-W. Ho, and C. W. Sung, "Coding for uncoordinated multiple access in visible light positioning systems," Proc. IEEE ICSPCS, Gold Coast, Australia, Dec. 2016.
  31. Y. Chen, C. W. Sung, S.-W. Ho, and W. S. Wong, "BER Analysis for Interfering Visible Light Communication Systems," Proc. IEEE/IET Intnl. Symp. Commun. Systems, Networks and Digital Signal Process. (CSNDSP), pp. 1-6. Prague, Czech Republic, Jul. 2016. Best Communication Systems and Network Paper Award in CSNDSP 2016.
  32. S.-W. Ho and C. W. Sung, "Uncoordinated multiple access schemes for visible light communications and positioning," Proc. IEEE ISIT, pp. 350-354, Barcelona, Spain, Jul. 2016.
  33. Y. Fu, Y. Chen, and C. W. Sung, "Distributed downlink power control for the non-orthogonal multiple access system with two interfering cells," Proc. IEEE ICC, pp. 1-6, Kuala Lumpur, Malaysia, May 2016.
  34. C. W. Sung and Y. Fu, "A game-theoretic analysis of uplink power control for a non-orthogonal multiple access system with two interfering cells," Proc. IEEE VTC2016-Spring, pp. 1-5, Nanjing, China, May 2016.
  35. L. Huang, C. W. Sung, and C. S. Chen, "Joint power control and scheduling for context-aware unicast cellular networks," Proc. IEEE VTC2016-Spring, pp. 1-5, Nanjing, China, May 2016.
  36. A. A. Saed, S.-W. Ho, and C. W. Sung, "Adaptive modulation for two users in VLC," Proc. IEEE GLOBECOM, Workshop on Optical Wireless Communication, San Diego, CA, USA, Dec. 2015.
  37. P. Hu, C. W. Sung, and T. H. Chan, "Broadcast repair for wireless distributed storage systems," (invited paper) to appear in Proc. International Conference on Information, Communications and Signal Processing (ICICS), Singapore, Dec. 2015.
  38. J. Chen, K. W. Shum, Q. Yu, and C. W. Sung, "Sector-disk codes and partial MDS codes with up to three global parities," Proc. IEEE ISIT, pp. 1876-1880, Hong Kong, Jun. 2015.
  39. Y. Liu, C. S. Chen and C. W. Sung, "Joint optimization on inter-cell interference management and user attachment in LTE-A HetNets," Proc. WiOpt, Workshop on Resource Allocation, Cooperation and Competition in Wireless Networks, pp. 62-69, Bombay, India, May 2015.
  40. Y. Liu, C. S. Chen and C. W. Sung, "Distributed enhanced inter-cell interference coordination (eICIC) in LTE-Advanced HetNets: a potential game approach," Proc. IEEE VTC-Spring, Workshop on Intelligent Design and Performance Evaluation of LTE-Advanced Networks, pp. 1-5, Glasgow, Scotland, May 2015.
  41. Y. Chen and C. W. Sung, "Resource allocation for two-way relay cellular networks with and without network coding," Proc. IEEE ICCS, pp. 600-604, Macau, China, Nov. 2014.
  42. L. Huang, C. W. Sung, and C. S. Chen, "Context-aware wireless broadcast for next generation cellular networks," Proc. IEEE ICCS, pp. 349-353, Macau, China, Nov. 2014.
  43. Q. Yu, C. W. Sung, and T. H. Chan, "Locally repairable codes over a network," Proc. IEEE ITW, pp. 70-74, Hobart, Tasmania, Australia, Nov. 2014.
  44. P. Hu, K. W. Shum, and C. W. Sung, "The fundamental theorem of distributed storage systems revisited," Proc. IEEE ITW, Hobart, pp. 65-69, Tasmania, Australia, Nov. 2014. (The authors are listed alphabetically.)
  45. M. A. Tebbi, T. H. Chan, and C. W. Sung, "A code design framework for multi-rack distributed storage," Proc. IEEE ITW, pp. 55-59. Hobart, Tasmania, Australia, Nov. 2014.
  46. M. A. Tebbi, T. H. Chan, and C. W. Sung, "Linear programming bounds for robust locally repairable storage codes," Proc. IEEE ITW, pp. 50-54, Hobart, Tasmania, Australia, Nov. 2014.
  47. C. W. Sung and X. Gong, "Combination network coding: alphabet size and zigzag decoding," (invited paper) Proc. IEEE ISITA, pp. 699-703, Melbourne, Australia, Oct. 2014.
  48. P. Hu, C. W. Sung, S.-W. Ho, and T. H. Chan, "Three-level storage and nested MDS codes for perfect secrecy in multiple clouds," Proc. IEEE ISIT, pp. 1356-1360, Honolulu, USA, Jun.-Jul. 2014.
  49. T. H. Chan, M. A. Tebbi, and C. W. Sung, "Linear programming bounds for storage codes," Proc. International Conference on Information, Communications and Signal Processing (ICICS), pp. 1-5, Tainan, Taiwan, Dec. 2013.
  50. C. W. Sung and X. Gong, "A zigzag-decodable code with the MDS property for distributed storage systems," Proc. IEEE ISIT, pp. 341-345, Istanbul, Turkey, Jul. 2013.
  51. L. Huang and C. W. Sung, "Optimal scheduling with network coding for relay-aided wireless broadcast," Proc. IEEE ISPACS, pp. 531-536, Tamsui, New Taipei City, Taiwan, Nov. 2012.
  52. K. W. Shum, M. Dai, and C. W. Sung, "Broadcasting with coded side information," Proc. 2nd International Workshop on Network Coding in Wireless Relay Networks (NRN), pp. 89-94, Sydney, Sep. 2012.
  53. S. L. Fong, Li P., and C. W. Sung, "Amplify-and-modulo for Gaussian two-way relay channel," Proc. 2nd International Workshop on Network Coding in Wireless Relay Networks (NRN), pp. 83-88, Sydney, Sep. 2012.
  54. Q. Yu, C. W. Sung, and T. H. Chan, "Repair topology design for distributed storage systems," Proc. IEEE ICC, pp.7009-7013, Ottawa, Canada, Jun. 2012.
  55. Q. Yu, K. W. Shum, and C. W. Sung, "Minimization of storage cost in distributed storage systems with repair consideration," Proc. IEEE GLOBECOM, pp. 1-5, Houston, Texas, USA, Dec. 2011.
  56. L. Huang and C. W. Sung, "An iterative routing algorithm for energy minimization in coded wireless networks," Proc. IEEE PIMRC, pp. 1124-1128, Toronto, Canada, Sep. 2011.
  57. B. K. B. Tong, C. M. Ma, and C. W. Sung, "A Monte-Carlo approach for the endgame of Ms. Pac-Man," Proc. IEEE CIG, pp. 9-15, Seoul, South Korea, Aug.-Sep., 2011.
  58. H. Y. Kwan, K. W. Shum, and C. W. Sung, "Generation of innovative and sparse encoding vectors for broadcast systems with feedback," Proc. IEEE ISIT, pp. 1161-1165, Saint Petersburg, Russia, Jul.-Aug. 2011.
  59. C. W. Sung, K. W. Shum, and H. Y. Kwan, "On the sparsity of a linear network code for broadcast systems with feedback," Proc. NetCod, pp. 1-4, Beijing, China, Jul. 2011.
  60. Y. Liu and C. W. Sung, "A cross-layer design of network coded retransmissions in wireless relay channels," Proc. Wireless Advanced, pp. 201-206, London, United Kingdom, Jun. 2011.
  61. B. K. B. Tong and C. W. Sung, "A Monte-Carlo approach for ghost avoidance in the Ms. Pac-Man game," Proc. IEEE GIC, pp. 1-8, Hong Kong, Dec. 2010.
  62. M. Dai, P. Hu, and C. W. Sung, "Diamond relay network under Rayleigh fading: On-off power control and outage-capacity bound," Proc. IEEE ISITA, pp. 355-360, Taichung, Taiwan, Oct. 2010.
  63. P. Zhang, K. W. Shum, and C. W. Sung, "Resource allocation for wireless multi-carrier network with receiver cooperation," Proc. IEEE VTC-Spring, pp. 1-5, Taipei, Taiwan, May 2010.
  64. K. W. Shum, P. Zhang, and C. W. Sung, "Transmission scheme for wireless network with receiver cooperation," Proc. IEEE PIMRC, pp. 2901- 2905, Tokyo, Japan, Sep. 2009.
  65. C. S. Chen, K. W. Shum, and C. W. Sung, "A power control algorithm for the sum rate maximization of wireless networks," Proc. IEEE PIMRC, pp. 1512-1516, Tokyo, Japan, Sep. 2009.
  66. K. W. Shum, W. S. Wong, C. W. Sung, and C. S. Chen, "Design and construction of protocol sequences: shift invariance and user irrepressibility," Proc. IEEE ISIT, pp. 1368-1372, Seoul, Korea, Jun.-Jul. 2009.
  67. C. S. Chen, K. W. Shum, C. W. Sung, W. S. Wong, and G. E. Øien, "User un-suppressible protocol sequences for collision channel without feedback," Proc. ISITA, pp.1213-1218, Auckland, New Zealand, Dec. 2008.
  68. P. Hu, K. W. Shum and C. W. Sung, "To decode or to amplify: mix and match for the two-way two-relay network," Proc. ISITA, pp. 966-971, Auckland, New Zealand, Dec. 2008.
  69. C. W. Sung, P. Hu and K. K. Leung, "The multiuser Gaussian parallel relay network," Proc. ISITA, pp.972-977, Auckland, New Zealand, Dec. 2008.
  70. K. W. Shum and C. W. Sung, "Transmitter cooperation by recycling dirty paper," Proc. IEEE ISIT, pp. 777-781, Toronto, Canada, July 2008.
  71. C. W. Sung and S. Y. Yuen, "On the analysis of the (1+1) evolutionary algorithm with short-term memory," Proc. IEEE CEC, pp. 235-241, Hong Kong, Jun. 2008.
  72. K. W. Shum and C. W. Sung, "The capacity region of two-way collision networks," Proc. NetCod, pp. 103-108, Hong Kong, Jan. 2008.
  73. C. Y. Ng, C. W. Sung and K. W. Shum, "Rate allocation for cooperative transmission in parallel channels," Proc. IEEE GLOBECOM, pp. 3921-3925, Washington DC, Nov. 2007.
  74. K. W. Shum and C. W. Sung, "Fair rate allocation in some Gaussian multiaccess channels," Proc. IEEE ISIT, pp. 163-167, Seattle, July 2006.
  75. K. K. Leung, C. W. Sung, and K. W. Shum, "Iterative waterfilling for parallel Gaussian interference channels," Proc. IEEE ICC, pp. 5491-5494, Istanbul, Turkey, Jun. 2006.
  76. H. Y. Kwan, C. W. Sung, K. K. Leung, and K. W. Shum, "Opportunistic power control with rate adaptation for video conferencing services," Proc. IEEE ICC, pp. 5331-5335, Istanbul, Turkey, Jun. 2006.
  77. C. W. Sung, "Opportunistic power control with interference cancellation for CDMA systems," Proc. IASTED Networks and Communication Systems, pp. 105-108, Chiang Mai, Thailand, Mar. 2006.
  78. K. K. Leung, C. W. Sung and V. K. Bhargava, "An opportunistic power control algorithm with fairness," Proc. IEEE ISIT, pp. 690-694, Adelaide, Australia, Sep. 2005.
  79. K. K. Leung, C. W. Sung, T. M. Lok and V. K. Bhargava, "An optimal phase control algorithm for MISO systems with finite feedback," Proc. IEEE ISIT, pp. 1554-1557, Adelaide, Australia, Sep. 2005.
  80. C. W. Sung, S. C. Ip, and K. K. Leung, "A simple algorithm for closed-loop transmit diversity with a low-data-rate feedback channel," Proc. IEEE Pacific Rim Conf. Communications, Computers, and Signal Processing, pp. 384-387, Victoria, B.C., Canada, Aug. 2005.
  81. M. H. Yip and C. W. Sung, "A rate-based scheduling algorithm for video streaming in bluetooth piconet," Proc. IASTED Parallel and Distributed Computing and Networks, pp. 44-48, Innsbruck, Austria, Feb. 2005.
  82. C. W. Sung and K. K. Leung, "A framework for opportunistic power control -- convergence and applications," Proc. IEEE VTC Fall, pp. 1014-1017, Los Angeles, Sep. 2004.
  83. C. W. Sung and K. K. Leung, "Opportunistic power control for throughput maximization in mobile cellular systems," Proc. IEEE ICC, pp. 2954-2958, Paris, France, Jun. 2004.
  84. K. K. Leung, T. M. Lok, and C. W. Sung, "Sequence adaptation for antenna arrays," to appear in Proc. IEEE Int'l Symp. on Intelligent Signal Processing and Communication Systems , pp. 286-290, Awaji Island, Japan, Dec. 2003.
  85. W. H. Yuen, R. D. Yates, and C. W. Sung, "Performance evaluation of highway mobile infostation networks,'' Proc. IEEE GLOBECOM , pp. 934-939, San Francisco, Dec. 2003.
  86. W. H. Yuen, R. D. Yates, and C. W. Sung, "Effect of node mobility on highway mobile infostation networks,'' Proc. ACM Workshop on Modeling, Analysis and Simulation of Wireless and Mobile Systems, pp. 82-91, San Diego, Sep 2003.
  87. C. W. Sung, K. W. Shum and K. K. Leung, "Multi-objective power control and signature sequence adaptation for synchronous CDMA systems -- a game theoretic viewpoint," Proc. IEEE ISIT, p. 335, Yokohama, Japan, June 2003.
  88. W. H. Yuen and C. W. Sung, "On energy efficiency and network connectivity of mobile ad hoc networks," Proc. IEEE ICDCS, pp. 38-45, Rhode Island, May 2003.
  89. K. K. Leung, T. M. Lok and C. W. Sung, "Sequence adaptation for cellular systems," Proc. IEEE VTC Spring, pp. 2066-2070, Jeju, Korea, Apr. 2003.
  90. K. W. Shum and C. W. Sung, "Kalman-filter-based predictive location management for PCS networks," Proc. IEEE VTC Spring, pp. 2701-2705, Jeju, Korea, Apr. 2003.
  91. C. W. Sung and H. Y. Kwan, "Heuristic algorithms for binary sequence assignment in DS-CDMA systems," Proc. IEEE PIMRC, pp. 2327-2331, Lisbon, Portugal, Sep. 2002.
  92. C. W. Sung and K. W. Shum, "Evaluation on the stability of discrete power control algorithms," Proc. IEEE PIMRC, pp. 1097-1101, Lisbon, Portugal, Sep. 2002.
  93. K. K. Leung, C. W. Sung and T. M. Lok, "A class-based power control algorithm for CDMA systems" Proc. IASTED Int. Conf. on Wireless and Optical Commun., pp. 32-36, Banff, Canada, Jul. 2002.
  94. C. W. Sung and K. K. Leung, "Sequence adaptation for interference reduction and capacity maximization in DS-CDMA systems," Proc. IEEE PIMRC, pp. 25-29, San Diego, Sep. 2001.
  95. K. K. Leung, C. W. Sung, W. S. Wong and T. M. Lok, "Convergence theorem for a general class of power control algorithms," Proc. IEEE ICC, pp. 811-815, Helsinki, Finland, Jun. 2001.
  96. C. W. Sung and K. K. Leung, "Distributed sequence adaptation for capacity maximization of DS-CDMA systems," Proc. IEEE ICC, pp. 796-800, Helsinki, Finland, Jun. 2001.
  97. C. W. Sung and K. W. Shum, "Channel assignment and layer selection in hierarchical cellular system with fuzzy control", Proc. IEEE VTC '99 Fall, pp. 2433-2437, Amsterdam, Netherland, Sep 1999.
  98. C. W. Sung and W. S. Wong, "Power control for multirate multimedia CDMA systems,'' Proc. IEEE INFOCOM '99, pp. 957-964, New York, Mar. 1999.
  99. C. W. Sung, K. K. Leung and W. S. Wong, "An adaptive fixed-step power control algorithm based on link quality measure," Proc. IEEE GLOBECOM '98, pp. 1228-1233, Sydney, 1998.
  100. K. W. Shum and C. W. Sung, "Fuzzy layer selection method in hierarchical cellular systems," Proc. IEEE GLOBECOM '96, pp. 1049-1053, London, 1996.
  101. C. W. Sung and W. S. Wong, "A cooperative algorithm for asynchronous distributed power control in cellular systems," Proc. IEEE GLOBECOM '96, pp.1979-1983, London, 1996.
  102. C. W. Sung and W. S. Wong, "A distributed fixed-step power control algorithm for mobile cellular systems," Proc. IEEE GLOBECOM '96, pp. 1044-1048, London, 1996.
  103. C. W. Sung and W. S. Wong, "A graph theoretic approach to the channel assignment problem in cellular systems," Proc. IEEE VTC '95, pp. 604-608, Chicago, 1995.
  104. C. W. Sung and W. S. Wong, "User speed estimation and dynamic channel allocation in hierarchical cellular system," Proc. IEEE VTC '94, pp. 91-95, Stockholm, 1994.