Book Chapters:

[1] Sangkook Lee, W. Su, S. Batalama and J. D. Matyjas, "Outage probability for ARQ decode-and-forward relaying under packet-rate fading," in LNICST Series ''Ad Hoc Networks'', Edited by J. Zheng, S. Mao, S. Midkiff and H. Zhu, pp. 843-854, Springer-Verlag, 2010.  

[2] Sangkook Lee, I. Cho, J. Cho, Y. So and D. Hong, "CDMA bunched systems for improving fairness performance of the packet data services," in LNCS Series ''Mobile Communications'', Edited by J. Lee and C. Kang, pp. 94-102, Springer-Verlag, 2003.

Publications:

[1] J. Varone and Sangkook Lee, “Implementation of cognitive radio techniques using traditional relay network principles,” in Proceedings of PACISE, Millersville, PA, April 12–13, 2019.

[2] Sangkook Lee, W. Su, D. A. Pados, and J. D. Matyjas, “Optimal power assignment to minimize the average delay in hybrid-ARQ protocols,” in Proceedings of IEEE International Conference on Communications (ICC), Ottawa, Canada, June 10–15, 2012.

[3] W. Su, Sangkook Lee, D. A. Pados and J. D. Matyjas, "Optimal power assignment for minimizing the average total transmission power in Hybrid-ARQ Rayleigh fading links," IEEE Transactions on Communications, vol. 59, no. 7, July 2011.

[4] Sangkook Lee, W. Su, S. Batalama and J. D. Matyjas, "Cooperative decode-and-forward ARQ relaying: Performance analysis and power optimization," IEEE Transactions on Wireless Communications, vol. 9, no. 8, pp. 2632-2642, August 2010.

[5] Sangkook Lee, W. Su, D. A. Pados, and J. D. Matyjas,  "The optimal power assignment for cooperative hybrid-ARQ relaying protocol," in Proceedings of IEEE Global Communications Conference (GLOBECOM), Houston, Texas, Dec. 5-9, 2011.

[6] Sangkook Lee, W. Su, D. A. Pados, and J. D. Matyjas,  "The average total power consumption of cooperative hybrid-ARQ on quasi-static Rayleigh fading links, " in Proceedings of IEEE Global Communications Conference (GLOBECOM), Miami, Florida, Dec. 6-10, 2010.

[7] W. Su, Sangkook Lee, D. A. Pados and J. D. Matyjas, "The optimal transmission power per round for hybrid-ARQ Rayleigh fading links," in Proceedings of IEEE International Conference on Communications (ICC), Cape Town, South Africa, May 23-27, 2010.

[8] Sangkook Lee, W. Su, S. Batalama and J. D. Matyjas, "Performance analysis and optimization for ARQ decode-and-forward relaying protocol in fast fading channels," in Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Dallas, Texas, March 14-19, 2010, pp. 3242-3245.

[9] Sangkook Lee, W. Su, S. Batalama and J. D. Matyjas, "Outage probability for ARQ decode-and-forward relaying under packet-rate fading," in Proceedings of International Workshop on Cross-Layer Design in Wireless Mobile Ad-Hoc Networks, Niagara Falls, Ontario, Canada, Sept. 22-24, 2009.

[10] Sangkook Lee, I. Cho, J. Cho, Y. So and D. Hong, "CDMA bunched systems for improving fairness performance of the packet data services," in Proceedings of 7th CDMA International Conference (CIC), Seoul, Korea, Oct. 29 - Nov. 1, 2002.

[11] Sangkook Lee, J. Cho and D. Hong, "Adaptive control of service coverage in CDMA systems," in Proceedings of 2001 summer conferences of Korean Institute of Communication Sciences, pp. 589-592, 2001.