M. S. (Electrical), Rice University, Houston, Texas, 1979
Ph. D. (Electrical), Stanford University, California, 1986
Applied research in distributed applications, quality of service, network protocols, mobile/voice-based applications.
Development of products and technology in computer networks and telecommunications, especially aimed at mass markets in developing countries.
Promotion of software development in rural areas.
Teaching in systems areas of computer science and engineering.
Department of Computer Science, WPI, Worcester, Massachusetts:
Assistant Professor, 1986-1988.
Department of Computer Science & Engg, I.I.T., Madras:
Assistant Professor (1989) - Professor (present)
Head of Department (Aug 2005 – Jan 2010)
Nilgiri Networks, Ooty:
Director, 1999 - 2001 (on leave from IIT)
Indian Institute of Technology, Mandi
Director, Jan 2010 – (present)
Cofounder of the TeNeT Group (Telecommunications and Computer Networking) of IIT-Madras, 1992-present.
Helped IIT alumni found R&D companies -- Midas Communications, Banyan Networks, NMSWorks Software and ISoftTech.
Founded Nilgiri Networks, Ooty for telecom software development in a small town.
Director of NMSWorks Software Ltd and IIT-M Rural Technology Business Incubator.
Consultant to State Bank of India, Institute for Development and Research in Banking Technology (IDRBT), and 3i Infotech.
Conference/Program Co-Chair, IFIP Home Oriented IT Conference (HOIT 2007), Aug 2007, IIT-Madras.
Member, Technology Committee, Mobile Payment Forum of India (2007-10)
Recent R&D Projects (PI or Joint-PI)
Mobile Payment Certification Lab: definition of standards for mobile payments in India, and provision of certification/testing services.
Sponsor: DIT - Rs. 48 lakhs, Apr. 2009 – Mar 2011
Indo-UK Advanced Technology Centre, PI for the Security & Resilience of Next Generation Networks Theme, Joint-PI for the Seamless Mobility and Disaster Recovery and Cross-Layer Energy Aware Network Management Themes. Coordinator for Rural Applications and Seamless Mobility Themes. Applied research and exchange of PhD students in various aspects of Next Generation Networks.
Sponsor: DST + EPSRC (UK)
Security & Resilience of Next Generation Networks Theme: Rs. 1.22 crores
Seamless Mobility and Disaster Recovery Theme: Rs. 1.22 crores
Cross-Layer Energy Aware Network Management Theme: Rs. 1.76 crores
Overall project: Rs. 20 crores; 2009-2011
Distributed workflow for rural applications. R&D and development of prototypes for rural enterprises that are scalable across India’s 6,00,000 villages.
Sponsor: Xerox Innovation Group, Rochester, USA. $1,50,000, Jan 2009-Dec 2011
Advanced Research In Communication And Information Technologies Sponsor: coordinated research in 12 areas of computer science that are of interest to DRDO.
Sponsor: Centre for Artificial Intelligence, DRDO, Bangalore - Rs. 2.0 crores, 2008-2013.
Rural Technology Business Incubator (RTBI): to promote technologies and entrepreneurship for rural applications.
Sponsors: DST + World Bank - Rs. 6 crores, 2007-2011.
Microsoft Technologies Lab: research and training in Microsoft OS technologies.
Sponsor: Microsoft Corp, USA - $2,05,000, 2008-2010.
Advanced Network Management System: architecture, design and implementation of an integrated NMS for convergent telecom networks.
Sponsor: NMSWorks Software, Chennai - Rs. 80 lakhs, 2002-2009.
Completed R&D Projects (selected)
Access terminal: embedded software, real-time OS for low-cost access terminals based on Leon and other processors; local language softwarefor Linux.
Sponsor: Novatium Solutions, Chennai
Rural Automatic Teller Machine: design and implementation of the software of a Rs. 50,000 ATM that has been successfully commercialized.
Sponsor: Vortex Engineering, Chennai
corDECT Wireless Local Loop: design and implementation of the embedded switching software running on Linux OS; performance evaluation of the system.
Sponsor: Midas Communications, Chennai
Direct Internet Access System: system architecture, soft-switching concept.
Sponsor: Midas Communications, Chennai
Minnow+BlueBill Internet Infrastructure Software: Linux-based Internet services and billing for telecom operators, scalable from 100-1, 00,000 subscribers
LAN-T: design and implementation of a LAN trainer kit for educational use. In use by over 100 colleges in India, South Asia, Australia and UK.
Sponsor: Benchmark Microsystems, Chennai li>
Best Paper Award, IPOM 2006 Conference, Dublin, Ireland, Oct. 2006.
IETE S.K. Mitra Memorial Award for best research oriented paper in the Journal of IETE in 2000, awarded on 3rd April 2003.
A. Jhunjhunwala & T. A. Gonsalves, A Direct Internet Access System, Patent No. 208017, 12 Jan 2000.
A. Jhunjhunwala & T. A. Gonsalves, LAN Trainer Lab Apparatus, Patent No. 928, June 5, 1999 li>
A. Jhunjhunwala, T.A. Gonsalves, Vijay Anand, "A Voice-Based System For Providing Online Transactions And Information Access And Retrieval", No. 1018 CHE 2007 dt 14/5/2007.
Director from 1/2010 - present
Head, Dept of Computer Science & Engg, 8/05 – 1/2010
Head, PG Senapathy Centre for Computational Resources, 8/05-11/08
Board of Academic Research
Board of Industrial Consultancy and Sponsored Research
MTech Admission Committee
Library Advisory Committee
GATE Chief Examiner for CS
Member, Board of Studies, IT Department, PSG College of Technology, Coimbatore.
External Examiner for PhD thesis, Waterford Institute of Technology, Ireland (May 2008), IIT Bombay, University of Hyderabad, Anna University.
Publications In Refereed Journals
R. Madanagopal, N. Usha Rani, T.A. Gonsalves, "Path Computation Algorithms for Dynamic Service Provisioning with Protection and Inverse Multiplexing in SDH/SONET Networks", IEEE/ACM Transactions on Networking, accepted, Feb 10.
C. Jagadish and T. A. Gonsalves, "Distributed Event Flood Control in a Large Telecom Network", Int’l. J. Network Mgmt., Accepted Jun 09.
C. Jagadish and T. A. Gonsalves, "Distributed Control of Performance Management Traffic with Accuracy Objectives", Int’l. J. Network Mgmt., in press for publication.
C. Jagadish, Vinod Jammula and Timothy A Gonsalves, "Low-cost DCN for rural telecom network management", Int'l Jour. Network Management, v 18, pp. 15-26, 2008. Published online: 2 Jan 07.
K.K. Manoj & T.A. Gonsalves, "Linux/Open Source Drives Internet Penetration in Rural India", CSI Communications, v 30, n 4, Jul. 06, pp. 43-47.
T.A. Gonsalves, "Web Services for Rural India", CSI Communications, v 29, n 9, Mar. 06, pp. 21-23.
A. Balaji, T.A. Gonsalves & R. Kumar, "The Performance of the corDECT Voice/Data Wireless Local Loop", IETE J. Research, Spcl. Issue on Wireless Technology, v 46, n 6, Nov-Dec. 00, pp. 489-503.
D. Venkatesulu, T.A. Gonsalves and R.K. Hariram, "On the Performance of Distributed Objects", Journal of Systems Architecture (46) 5 (2000) pp.411-428.
E. Elwin Stelzer & T.A. Gonsalves, "Embedding RMON in Large LAN Switches", IEEE Networks Mag., vol. 13, no. 1, Jan./Feb. 99, pp. 63-72.
D. Venkatesulu & T.A. Gonsalves, "Efficient Fault-tolerant Reliable Broadcast in a Multi-switch Extended LAN", Computer Communications, vol. 22, no. 3, 25 Feb. 99, pp. 266-278.
A. Jhunjhunwala, B. Ramamurthi & T.A. Gonsalves, "The Role of Technology in Telecom Expansion in India", IEEE Communications Mag., vol. 36, no. 11, Nov. 98, pp. 88-94.
R.K. Sanghi, Ashok Jhunjhunwala & T.A. Gonsalves, "Fibre Optics Ethernet Network for Voice and Data Communication", J. IETE, v 41, n2, Mar--Apr. 95, pp. 119--128.
S. Mahesh, C. Sivaram Murthy, T.A. Gonsalves & C. Pandurangan,"Modeling and Simulation of Dynamic Job Scheduling in MultiprocessorSystems", Int'l. J. Comp. Maths, v 58, 95, pp. 221--247.
A. Jhunjhunwala, M. Archana Rao, B. Murugesh, T.A. Gonsalves, & B. Ramamurthi, "A Reliable Fibre-Optic Ring Network for Process Control", Int'l J. Optoelectronics, v 8, n 4, 93, pp. 477-491.
M. Thomas, A. Jhunjhunwala, B. Ramamurthi & T.A. Gonsalves, "Designand Performance Evaluation of a Low Bit-Rate Packet Radio Network”, Jour. IETE, v 39, n 5, Sep-Oct. 93, pp. 281-290.
T.A. Gonsalves, "High-Speed Transport Protocols: Design and Implementation Issues", Jour. IETE, v 39, n 2, May-June 93,pp. 99-109.
T.A. Gonsalves & F.A. Tobagi, "Comparative Performance of Voice/Data Local Area Networks", IEEE J Selected Areas Commun., v 7, n5, Jun. 89, pp. 657-669.
T.A. Gonsalves & F.A. Tobagi, "On the Performance Effects of Station Locations and Access Protocol Parameters in Ethernet Networks", IEEE Tr. Commun., v COM-36, n 4, Apr. 88, pp. 441-449.
Publications In Refereed Conference Proceedings
Reena Singh and Dinil Mon Divakaran and Timothy A. Gonsalves. Taking Rural BPO to New Heights: An ACM for Distributed and Secure Document Sharing, In Fifth IEEE International Conference on Advanced Networks and Telecommunication Systems (IEEE ANTS 2011), Dec., 2011. Accepted for publication.
S. Ranbir Singh, Hema A. Murthy, Timothy A. Gonsalves, "Determining User's Interest in Real Time", Proc WWW 2008, Beijing, China, 21-25 Apr 2008.
S. Ranbir Singh, Hema A. Murthy, Timothy A. Gonsalves, "Effect of Word Density on Measuring Words Association", Proc ACM Compute 2008, Bangalore, India, 18-20 Jan 2008.
Suresh Guduru, Jakir Rehman, D.N. Rajan & T.A. Gonsalves, "Virtual Tuner Network for Video Services over the CATIUS Cable AccessNetwork", in Proc. NCC-08 14th Nat'l Conf. Commun., Jan. 08.
V.C.Raghavendran, T.A. Gonsalves, Usha Rani, S.Mohan Kumar, Shankar Narasimhan, "The Design and Implementation of a Network Management System for Water Distribution Networks", Proc. ADCOMP 2007, Guwahati, India, Dec. 2007.
S. Malhotra, P. Rathi, T.A. Gonsalves, A. Jhunjhunwala, T. Giri, "Untapped Resources! Amazing Potential! TeNeT's Rural BPO Initiative", in Proc. IFIP TC 9, WG 9.3 HOIT 2007 Conf., Aug 07, Chennai, India, pp. 21-33.
V.B. Harishankar, A. Ghode, A. Bandyopadhayay, M. Scotlin, H.A. Murthy, T.A. Gonsalves, A. Jhunjhunwala, "Teaching-Learning Strategies in Interactive Education -- A Case Study", in Proc. IFIP TC 9, WG 9.3 HOIT 2007 Conf., Aug 07, Chennai, India, pp. 79-89.
R. Madanagopal, N. Usha Rani and T.A. Gonsalves, "Path Computation Algorithms for Dynamic Service Provisioning in SDH Networks", 10th IFIP/IEEE Int'l Symp. Integrated Network Management (IM 2007), 21-25May 2007, Munich, Germany.
D.M. Divakaran, Hema A. Murthy and T.A. Gonsalves, "Traffic Modeling and Classification Using Packet Train Length and Packet Train Size", Proc. IPOM 2006, Dublin, Ireland, Oct. 06. (Best Paper Award)
Dinil Mon Divakaran, Hema A. Murthy and Timothy A. Gonsalves,"Detection of SYN Flooding Attacks Using Linear Prediction Analysis", 14th IEEE Int'l Conf on Networks, ICON 2006, Singapore, Sep. 13-15, 2006.
P. Manohar, Hema A. Murthy and T. A. Gonsalves, "An Application Independent Multimodal Interface for the Computer", Proc. NCC '06 12th Nat'l Conf Commun, IIT Delhi, Jan 06, pp. 275-279
D. Divakaran, Hema A. Murthy and Timothy A. Gonsalves, "Effective bandwidth Utilization for Multimedia Data Over Low Bandwidth Links", Proc. NCC-05 11th Nat'l Conf Commun, IIT Kharagpur, Jan 05,pp. 236-240.
K. Bhattacharya, N. Usha Rani, Timothy A. Gonsalves and HemaA. Murthy, "An Efficient Algorithm for Root Cause Analysis", Proc. NCC-05 11th Nat'l Conf Commun, IIT Kharagpur, Jan 05,pp. 447-451.
R. Deepak, N. Usha Rani, Timothy A. Gonsalves and Hema A. Murthy,"Network Security Management for a National ISP", Proc. NCC-05, 11th Nat'l Conf Commun, IIT Kharagpur, Jan 05, pp. 565-568.
A.G.K. Vanchynathan, N. Usha Rani, C. Charitha & T.A. Gonsalves,"Distributed NMS for Affordable Communications", Proc. NCC-04 10th Natl. Conf. Commun., IISc, Bangalore, 30/1-1/2/04, pp. 346-351.
T.A. Gonsalves, "The SNMP Manager-Agent Paradigm Revisited", Proc. Int'l. Conf. Broadband Commn. (ICBN 03), Banglore, India, May03.
M.A. Saifulla, Hema A. Murthy & T.A. Gonsalves, "Identifying Patternsin Internet Traffic", in Proc. 14th Int'l Conf Comp. Commun., 11-14Aug 02, Mumbai, pp. 859-865.
Hema Murthy, T.A. Gonsalves, R. Enoch, G. Sirisha, Valli Kannu, M. Mahesh, K. Getha, Saravan, Raghu Kishore, "A DSP Virtual Machine", Proc. 8th NCC Nat'l Conf on Commun., IIT-Bombay, pp. 200-204, Jan. 25-27, 2002.
Hema Murthy, B. Ramamurthi, T.A. Gonsalves, K. Balamurugan,S. Augustine, Ch. Vijayalakshmi, "CygPlan -- An Installation Planning Tool", Proc. 8th NCC Nat'l Conf on Commun., IIT-Bombay, pp. 433-437,Jan. 25-27, 2002
J Patricia, K Ratheesh, V S Shenoi, G Sreepriya, T A Gonsalves & Hema A Murthy, "Indian Language Support for the Linux Operating System", Int'l Symp on Information Technology, Peoples' Development and Culture, 12-16 Feb 2001, Allahabad, India.
A. Ramasamy, Hema A. Murthy & T.A. Gonsalves, "Linear Prediction for Traffic Management and Fault Detection", Proc. Int'l. Conf. Inf. Tech., Bhubaneswar, India, 21-23 Dec. 00, pp. 141-144.
Hema A Murthy, T A Gonsalves, B Madhavi, K Gupta, H Solanki, B Ramamurthi and A Jhunjhunwala, "CygPlan: An Installation Planner for Telecom Access Networks," Proc. NCC-2000, IIT-Delhi, Jan. 2000.
T A Gonsalves, Ashok JhunJhunwala, Hema A Murthy, et al., "CygNet: An Integrated Management for Modern Telecom Networks”,
Proc. NCC-2000, IIT-Delhi, Jan. 2000.
A Ramasamy, Hema A Murthy and T A Gonsalves, "Linear Prediction for Network Management," Proc. NCC-2000, IIT-Delhi, Jan. 2000.
Balaji, A.; Gonsalves, T.A.; Kumar, R.; "The corDECT wireless local loop: capacity predictions", IEEE Int'l Conf on Personal Wireless Commun, 17-19 Feb. 1999 pp 359-363.
T.A. Gonsalves, "Performance Characteristics of 2 Ethernets: An Experimental Study", Proc. ACM SIGMETRICS Conf. on Measurement, Modeling of Computer Systems, Austin, Texas, Aug. 85, pp. 78-86.
T.A. Gonsalves, "Packet-Voice Communication on an Ethernet Local Network: an Experimental Study", ACM SIGCOMM Symp on Commun Arch and Protocols, Austin, Texas, Mar. 1983, pp. 178-185.
T.A. Gonsalves, & B. Kumar, "Analysis of Interconnection Structures for Distributed Computer Systems", In Proc. Conf. on Sim, Meas and Modeling of Comp Systems, Boulder, Colorado, pages 89-98. Aug. 1979.
Contributing Author, Chapter 9 “Network Management”, in Mani Subramaniam, Network Management: Principles and Practice, Pearson, 2009.
B. Sain & T.A. Gonsalves, "KeRTESy: A Real-Time Event-driven Microkernel", Dr. Dobb's.J., Mar. 97, pp. 48--58.
T.A. Gonsalves, "Measured Performance of the Ethernet", in Advances in Local Area Networks, eds. K. Kummerle, J.O. Limb, & F.A.Tobagi, IEEE Press, New York, 1987, pp. 383-410.