Dr. Janaka Wijekoon

Senior Lecturer (Higher Grade)

FACULTY : Computing


Department of Information Systems Engineering

Qualifications :

Ph.D. in Engineering, - Keio University, Japan
M.Sc. in Engineering, - Keio University, Japan
B.Sc. (Spec.) (Hons.) (First Class) in Information Technology - Sri Lanka Institute of Information Technology (SLIIT), Sri Lanka

Career Summary

To become an enthusiastic lecturer and a researcher.

Research Interests

    Smart Community including Smart transportation, Smart Campus, and Smart hospitals

    Service-oriented Router

    Network Function virtualization towards to the collaborative smart community

    DNS for future networks

    Network routing for collaborative network architecture

    Network simulator design and implementations




  • Journal of Information Processing specially selected paper award for the paper entitled Effectiveness of Service-oriented Router for ISP-CDN Collaboration.
  • Awarded the Keio University Ph.D. research grants for the doctoral student for the selected research proposals in the Graduate School of Computer Science.
  • Awarded a Research Grant from Keio Leading-edge Laboratory of Science and Technology
  • Government of Japan (Monbukagakusho: MEXT) Scholarship
  • Bronze medal for “Advance Remote PC Management Suite” - Annual Research Symposium, SLIIT
  • Merit Awarded for “Advance Remote PC Management Suite” by being nominated as one of the eight best research projects of Sri Lanka - National Best Quality Software Awards, Sri Lanka

    Journal Articles

  • Janaka L. Wijekoon, Erwin H. Harahap, Rajitha L. Tennekoon, Hiroaki Nishi. "Effectiveness of Service-oriented Router for ISP-CDN Collaboration." Special Issue of collaboration supports and network services for diverse and inclusive society Journal of Information Processing, vol. 25, pp. 45-55, 2017.
  • Janaka L. Wijekoon, Erwin H. Harahap, Rajitha L. Tennekoon, Hiroaki Nishi. "“How can a Service-oriented Router Merge with CDN?." IEEJ Transactions on Electronics, Information, and Systems (C), vol. 8, pp. 1172-1179, 2016.
  • Janaka L. Wijekoon, Erwin H. Harahap, Shinichi Ishida, Rajitha L. Tennekoon, Hiroaki Nishi. "Router-based Content-aware Data Redirection for Future CDN Systems." International Journal of Computer Network and Information Security(IJCNIS), vol. 6, pp. 1-10, 2014.
  • Janaka L. Wijekoon, Rajitha L. Tennekoon, Erwin H. Harahap, Hiroaki Nishi. "“Introducing a Distance Vector Routing Protocol for ns-3 Simulator." EAI Endorsed Transaction on Mobile Communications and Applications, vol. 16, pp. 8, 2015.
  • Janaka Wijekoon, Erwin Harahap, Hiroaki Nishi. "Service-oriented Router Simulation Module Implementation in NS2 Simulator." Procedia Computer Science, vol. 19, pp. 478-485, 2013.
  • E. Harahap, J. Wijekoon, R. Tennekoon, F. Yamaguchi, S. Ishida, and H. Nishi,. "Modeling of router-based request redirection for content distribution network." IJCA–International Journal of Computer Applications, vol. 76, pp. 37-46, 2013.
  • T. Noguchi, J. Wijekoon, Y. Joshi, M. Yoda, and H. Nishi. "Shutter control for cooling air flow management in data center servers." 42nd Annual Conference of the IEEE Industrial Electronics Society, pp. 5591-5596, 2016.

  • Article from Conference Proceedings (Published)

  • J. L. Wijekoon and P. K. W. Abeygunawardhana. "Effective use of network device state information for network path selection." in 6th National Conference on Technology and Management (NCTM), 2017, pp. 205-210.
  • Wijekoon, J.; Harahap, E.; Nishi, H.. ""SoR based request routing for future CDN." in 6th International Conference on Application of Information and Communication Technologies (AICT), 2012, pp. 17-19 .
  • J. Wijekoon, E. Harahap, K. Takagiwa, R. Tennekoon and H. Nishi. "Effectiveness of a Serviceoriented Router in Future Content Delivery Networks." in Seventh International Conference on Ubiquitous and Future Networks (ICUFN), 2015, pp. 444-449.
  • Wijekoon, J.; Wijesundara, M.; Dassanayaka, T.; Samarathunga, D.; Dissanayaka, R.; Perera, D.. "The Advanced Remote PC Management Suite." in 6th IEEE International Conference on Industrial and Information Systems (ICIIS), 2011, pp. 16-19.
  • Erwin Harahap, Janaka Wijekoon, Rajitha Tennekoon, Fabian Yamaguchi, Shigesuke Ishida, Hidetaka Nishi. "Distributed Algorithm for router-based management of replica server in nextCDN infrastructure." in International Conference on Cyber-Enabled Distributed Computing and Knowledge Discovery (CyberC), 2013, pp. 266-272.
  • R. Tennekoon, J. Wijekoon, E. Harahap and H. Nishi. "Previous hop data retransmission service for SoR-based public networks." in 7th International Conference on Information and Automation for Sustainability (ICIAfS), 2014, pp. 1-6.
  • T. Imanishi, M. Yoshida, J. Wijekoon and H. Nishi. "Time-series decomposition of power demand data to extract uncertain features." in 26th International Symposium on Industrial Electronics (ISIE), 2017, pp. 1535-1540.

User Info

Dr. Janaka Wijekoon
Email : janaka.w@sliit.lk