Prof. S. Viswanatha Rao

Vice Principal & Dean (Academic Affairs - UG)

Employee Code / ID No. 10408002
Qualifications BSc, BE, ME
Orcid ID OrCid 0000-0003-1560-0562
Industry / R & D Experience
Email ID [email protected]
Alternate E-mail ID [email protected]
Mobile No (Optional) / Intercom Extension No. 121
Areas of Interest / Current Research Digital Systems, Wireless Communications, Wireless Sensor Networks
Research, Consultancy, Publication Research Publications

• S. Viswanatha Rao,  Sakuntala S. Pillai, G. Shiny, “Enhancing the Performance of an Energy Harvesting Wireless Sensor Node Using Markov Decision Process”, Advances in Electrical and Computer Technologies, Springer Lecture Notes in Electrical Engineering, pp 581-593, vol. 711, February 2021 (Book Chapter).
• S. Viswanatha Rao, Sakuntala S. Pillai, Shiny G., “Sustaining the life of Wireless Sensor Node with Energy Harvesting,” The Second World Summit on Advances in Science, Engineering and Technology, October 2019, VIT-Indianapolis, USA
• S. Viswanatha Rao, Sakuntala S. Pillai, “Performance of Sensor-MAC in an Energy Harvesting Environment,” Proceedings of 2017 IEEE International Conference on Circuits and Systems (ICCS 2017), 20-21 Dec 2017, Thiruvananthapuram
• S Viswanatha Rao, Sakuntala S Pillai, “Increasing Throughput by Duty Cycle Adaptation in Wireless Sensor Networks with Energy Harvesting”, International Journal of     Engineering and Advanced Technology (IJEAT) ISSN: 2249 – 8958, Volume-5, Issue-5, June 2016
• Dinu T S, S Viswanatha Rao, “Medium Access Control in VANET using Relay Nodes”, International Journal of Advanced Research in Engineering and Technology(IJARET),  ISSN: 0976-6480, Volume 7, Issue 4, July-August 2016
• Aswathy Mariam Jacob, S Viswanatha Rao, Sakuntala S Pillai,  ‘Cross Layer Optimization Techniques in Sensor-MAC’, International Journal of Engineering and Advanced Technology (IJEAT), ISSN: 2249–8958, Volume-5, Issue-5, June 2016
• Karthi J. S., S. Viswanatha Rao, Sakuntala S. Pillai,  ‘Performance Analysis of Wireless Sensor Networks with IEEE 802.15.4 MAC based on Variation in Packet Size’, IEEE International Conference on Control, Instrumentation, Communication and Computational Technologies(ICCICCT15), 18-19  Dec 2015, Nagercoil.
• Mini S. P., S. Viswanatha Rao , Sakuntala S. Pillai, “Channel Allocation for Throughput Enhancement of IEEE 802.11 MAC based Multi-hop Wireless Sensor Networks,” IEEE International Conference on Control, Instrumentation, Communication and Computational Technologies(ICCICCT), 18-19  Dec 2015, Nagercoil.
• Karthi J. S., S. Viswanatha Rao, Sakuntala S. Pillai, Duty Cycle Adapted MAC for Wireless Sensor Networks with Energy Harvesting, International  Conference on Control, Communication and Computing(ICCC15), 19-21 Nov 2015, Thiruvananthapuram.
• Mini S. P., S. Viswanatha Rao, Sakuntala S. Pillai, ‘Traffic-Aware Channel Allocation Scheme to Improve the Throughput of IEEE 802.15.4 based Wireless Sensor Networks’,  International Journal of Advanced Research in  Electrical, Electronics and Instrumentation Engineering(IJAREEIE) Vol. 4, Issue 6, June 2015.
• Mini S. P., S. Viswanatha Rao, Sakuntala S. Pillai, “Throughput Enhancement of Wireless Sensor Networks with IEEE 802.15.4 MAC based on Channel Allocation”, International Journal of Electronics and Communication Engineering(IJECE), Vol 2, Issue 7, July 2015.
• Karthi J. S, S. Viswanatha Rao, Sakuntala S. Pillai “Impact of IEEE 802.11 MAC Packet Size on Performance of Wireless Sensor Networks”, IOSR Journal of Electronics and Communication Engineering(IOSR-JECE), Vol 10, Issue 3, May-June 2015.
• S. Viswanatha Rao, Sakuntala S. Pillai, “Adaptation of MAC for Energy Harvesting Wireless Sensor Networks”, International Journal of Applied Engineering Research(IJAER) ISSN 0973-4562 Volume 9, Number 21 (2014) pp. 9107-9116.
• Jobin Varghese, S. Viswanatha Rao, “Energy Efficient Exponential Decision MAC for Energy Harvesting-Wireless Sensor Networks”, 2014 International Conference on Advances in Green Energy (ICAGE), 17-18 December 2014.
• Jobin Varghese, S. Viswanatha Rao, “Management of Energy in Wireless Sensor Networks with Energy-Starving Sensors”, IOSR Journal of  Electronics and Communication Engineering (IOSR-JECE) e-ISSN: 2278-1676, p-ISSN: 2320-3331,  Volume 9, Issue 2 Ver. IV (Mar – Apr. 2014), PP 81-85
• Jobin Varghese, S. Viswanatha Rao, “Performance Analysis of SMAC and TDMA Protocols under Varying Traffic Density over Wireless Sensor Networks”, International Conference on Communication and Computing (ICCC-2014*) 21-23 Aug 2014.
• Jobin Varghese, S. Viswanatha Rao, “Performance Analysis of Synchronous and Receiver Initiated MAC Protocols under Varying Traffic Density over Wireless Sensor Networks”, IEEE International Conference on Control, Instrumentation, Communication and Computational Technologies (ICCICCT), 10-11 July 2014.
• W Seah, K Liu, JG Lim, SV Rao, and M Ang Jr., “TARANTULAS: Mobility-enhanced wireless sensor-actuator networks,” IEEE International Conference on Sensor Networks, Ubiquitous, and Trustworthy Computing (SUTC ’06), Taiwan, 2006.
• E Tan, JG Lim, W Seah, and SV Rao, “On the practical issues in hop count localization of sensors in a multihop network,” IEEE Vehicular Technology Conference (VTC) Spring 2006, Melbourne, Australia, 2006.
• SY Wong, JG Lim, SV Rao, and WKG Seah, “Multihop localization with density and path length awareness in non-uniform wireless sensor networks,” IEEE Vehicular Technology Conference (VTC) Spring 2005, Stockholm, Sweden, 2005.
• SY Wong, JG Lim, SV Rao and WKG Seah, “Density-aware hop-count localization (DHL) in wireless sensor networks with variable density,” IEEE Wireless Communications and Networking Conference (WCNC ’05), New Orleans, LA, 2005.
• A.C. Valera, Winston K.G. Seah and S.V. Rao, ‘Improving Protocol Robustness in Ad hoc Networks Through Cooperative Packet Caching and Shortest Multipath Routing’, in IEEE Transactions on Mobile Computing, Vol 4, No 5, pp. 443-457, Sep/Oct 2005.
• R Tjoa, KL Chee, JG Lim, PK Sivaprasad, and SV Rao, “Clock drift reduction for relative time slot TDMA-based sensor networks,” poster in IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC ’04), Barcelona, Spain, 2004.
• JG Lim and SV Rao, “A grid-based location estimation scheme using hop counts for multi-hop wireless sensor networks,” International Workshop on Wireless Ad-hoc Networks (IWWAN ’04), Oulu, Finland, 2004.
• Ho, C.C. Ang, C.H., Goi, S.P., Chan, K.M.K., Kumar, V.P., Rao, S.V., Yang, N. “RFID system for automated global container tracking”, International Conference on ITS Telecommunications”, Singapore., July 8-9, 2004
• JG Lim, KL Chee, HB Leow, YK Chong, PK Sivaprasad, and SV Rao, “Implementing a self-organizing wireless sensor network: experiences and challenges,” IFIP TC6 International Conference on Mobile and Wireless Communications Networks (MWCN ’03), Singapore, 2003.
• KL Chee, JG Lim, SV Rao, and PK Sivaprasad, “A simple and efficient MAC for implementation in wireless sensor networks,” poster in IFIP TC6 International Conference on Mobile and Wireless Communications Networks (MWCN ’03), Singapore, 2003.
• A.C. Valera, Winston K.G. Seah and S.V. Rao, “Cooperative packet caching and shortest multipath routing in mobile ad hoc networks”, IEEE Conference on Computer Communications , Mar 30 – Apr 3, 2003
• JG Lim and SV Rao, “Mobility-enhanced positioning in ad-hoc networks,” IEEE Wireless Communications and Networking Conference (WCNC ’03), New Orleans, LA, 2003.
• A.C. Valera, Winston K.G. Seah and S.V. Rao, “CHAMP: a highly-resilient and energy-efficient routing protocol for mobile ad hoc networks”, IEEE International Conference Mobile and Wireless Communications Networks, (Stockham, Sweden, Sept. 9-11, 2002) Pp. 43-47
• Lye, K.M, Rao, S.V., Akbar, J., Kang, N., Bagharib, A.S, “Radio digital-mobile: a mobile infotainment system”, International Conference on ITS Telecommunications, Yokosuka, Japan, Oct. 1, 2001

Ph.D Research Guidance ( Research Scholar, E-mail ID, Research Topic/ Tentative Thesis Tittle)
Academic / Professional Outreach Activities
Membership in Professional bodies/ organizations SMIEEE, Fellow IETE, Life Member ISTE
Community Outreach Activities
Awards / Distinctions / Rank / Other Achievements if any