HYO :)



Hyo Ryun Lee (이효련)
Ph.D. Student

Mobile Networking (MoNet) Laboratory (Advisor: Prof. Young-Joo Suh)
Department of Computer Science and Engineering (CSE)
Pohang University of Science and Technology (POSTECH)

Address: PIRL Bldg. #322, POSTECH, San 31, Hyojadong, Namgu, Pohang, Gyeongsangbukdo, 790-784, Republic of Korea
E-mail: wowlhr@postech.ac.kr



Education
  • Ph. D. in Department of Computer Science and Engineering (CSE), Pohang University of Science and Technology (POSTECH), Pohang, Korea (Mar 2014 ~ )
  • M.S in Division of IT Convergence Engineering (ITCE), Pohang University of Science and Technology (POSTECH), Pohang, Korea (Mar 2012 ~ Feb 2014)
  • B.S in Electronic Engineering, Kyungpook National University, Daegu, Korea (Mar 2008 ~ Feb 2012)


Research Interests
  • Wireless LAN
  • Wireless Sensor Networks - done
  • Wireless Personal Area Networks/Wireless Body Area Networks - done
  • Energy Efficiency of Wireless Sensor Networks using Neural Networks Algorithms or Nature Inspired Methods done
  • Public Safety LTE (PS-LTE)
  • LTE-unlicensed (LTE-U) and LAA (Licensed Assisted Access) Technology


On-going Research
  • Optimal Beacon Distribution based on Mathematical Analysis and Stochastic Probability in IEEE 802.15.4 Sensor Networks
  • Energy Efficient IEEE 802.15.4 Wireless Sensor Networks based on Neural Network Techniques


Publications
  • Hyo Ryun Lee, Jae-Hyeon Park, and Young-Joo Suh, "Bursty-Contention Distribution for Energy Efficiency in Large Scale IEEE 802.15.4 Wireless Sensor Networks,", Wireless Personal Communications (SCIE), vol 84, no. 3, pp. 1663-1687, Oct. 2015.
  • Ha Rim Lee, Hyo Ryun Lee, and Young-Joo Suh, "A Suitability Analysis of IEEE 802.15.3c for Data Center Monitoring and Traffic Distribution Networks," in Proc. KICS Int. Conf. Commun. 2014(KICS ICC 2014), Jan. 2014.
  • Hyo Ryun Lee, Kyoung-Hak Jung, and Young-Joo Suh, "A Contention/Collision Resolution Scheme for Large-Scale Sensor Networks based on IEEE 802.15.4," Proceeding of The 4th International Conference on Network of Future (NoF), Oct. 2013.
  • Kyoung-Hak Jung, Hyo Ryun Lee, Wan-Seon Lim, and Young-Joo Suh, "An Adaptive Collision Resolution Scheme for Energy Efficient Communication in IEEE 802.15.4 Networks," Computer Networks, vol. 58, pp.39-57, Jan. 2014.
  • Hyo Ryun Lee, Kyoung-Hak Jung, and Young-Joo Suh, "A Contention Mitigation Scheme in Wireless Sensor Networks based on IEEE 802.15.4," in Proc. KICS Int. Conf. Commun. 2013 (KICS ICC 2013), pp. 274-275, Jan. 2013.
  • Hyo Ryun Lee, Kyoung-Hak Jung, and Young-Joo Suh, "A Contention/Collision Mitigation Scheme in IEEE 802.15.4 Meshed Sensor Networks," Journal of KICS: Networks and Services, vol. 38 (8), Aug. 2013.


Thesis
  • Hyo Ryun Lee, "A Beacon Distribution Scheme for Contention Mitigation in IEEE 802.15.4 Wireless Sensor Networks," Master's Thesis.


Teaching Assistant
  • CSED101: Programming & Problem Solving (undergraduate, Fall 2015)


Project Experiences
  • World Class University (WCU) IT Convergence for Ubiquitous Autonomic System (2012.06 ~ 2013.08)
  • Key techniques for optimizing performance of enterprise wireless LANs (2013.06 ~ 2014.12.31)
  • ITRC: Research on Embedded Software Technology for Network Convergence Mobile Platforms (2013.06 ~ 2013.12.31)
  • Development of USN based search and rescue equipment technology for disaster response in tunnel and underground space (2015.11.02 ~ )
  • 산업 현장에서의 단말의 실내 위치 정보를 활용한 대피 경로 안내 시스템 연구 (2015.12.01 ~ 2016.11.30)