Copyright notice

Copyright belongs to the publisher in case of published articles. Copyright belongs to the author or authors in all other cases.

Recent work

C.Singh, A.Kumar, R.Sundaresan, Combined base station association and power control in multi-channel cellular networks, December 2011.
C.Singh, E.Altman, A.Kumar, R.Sundaresan, Optimal forwarding in delay tolerant networks with multiple destinations, October 2011.
V.Borkar and R.Sundaresan, Asympotics of the invariant measure in mean field models with jumps, July 2011.
S.Ramachandran, C.Singh, S.V.R.Anand, M.Hegde, A.Kumar, and R.Sundaresan, Neighbor oblivious and finite-state algorithms for circumventing local minima in geographic forwarding, March 2011.
P.T.Akhil and R.Sundaresan, A polymatroid approach to separable convex optimization with linear ascending constraints, July 2010.
V.Kavitha, E.Altman, R.El-Azouzi, and R.Sundaresan, Fair scheduling in cellular systems in the presence of noncooperative mobiles, March 2010.

Journal

E.Altman, A.Kumar, C.Singh, and R.Sundaresan, Spatial SINR games of base station placement and mobile association, October 2010, to appear, IEEE Transactions on Networking.
V.Kavitha, E.Altman, R.El-Azouzi, and R.Sundaresan, Opportunistic scheduling in cellular systems in the presence of noncooperative mobiles, June 2009, to appear, IEEE Transactions on Information Theory.
A.K.Chorppath, S.Bhashyam, and R.Sundaresan, A convex optimization framework for almost budget balanced allocation of a divisible good, IEEE Transactions on Automation Science and Engineering, vol. 8, no. 3, pp. 520-531, July 2011.
M.K.Hanawal and R.Sundaresan, The Shannon cipher system with a guessing wiretapper: General sources, IEEE Transactions on Information Theory, vol. 57, no. 4, pp. 2503-2516, April 2011.
M.K.Hanawal and R.Sundaresan, Guessing revisited: A large deviations approach, IEEE Transactions on Information Theory, vol. 57, no. 1, pp. 70-78, January 2011.
S.K.Iyer, D.Manjunath, R.Sundaresan, In-network computation in random wireless networks: A PAC approach to constant refresh rates with lower energy costs, IEEE Transactions on Mobile Computing, vol. 10, no. 1, pp. 146-155, January 2011.
The SmartDetect Project Team, Wireless sensor networks for human intruder detection, Journal of the Indian Institute of Science, Special issue on Advances in Electrical Science, vol. 90, no. 3, pp. 347-380, July-September 2010 (invited).
M.Khandwawala and R.Sundaresan, Optimal multicommodity flow through the complete graph with random edge-capacities, Journal of Applied Probability, vol. 47, no.1, pp. 201-215, March 2010.
Preprint
C.Manikandan, S.Bhashyam, and R.Sundaresan, Cross-layer scheduling with infrequent channel and queue measurements, IEEE Transactions on Wireless Communications, vol. 8, no. 12. pp. 5737-5742, December 2009.
A.Padakandla and R.Sundaresan, Power minimization for CDMA under colored noise, IEEE Transactions on Communications, vol. 57, no. 10, pp. 3103-3112, October 2009.
A.Padakandla and R.Sundaresan, Separable convex optimization problems with linear ascending constraints, SIAM Journal on Optimization, vol. 20, no. 3, pp. 1185-1204, 19 August 2009.
L.Zacharias and R.Sundaresan, Decentralized sequential change detection using physical layer fusion, IEEE Transactions on Wireless Communications, vol. 7, no. 12, pp. 4999-5008, December 2008.
R.Sundaresan, An introduction to guessing, Chakravyuh, vol. 5, pp. 1-6, May 2008 (invited).
Preprint
R.Sundaresan, Guessing under source uncertainty, IEEE Transactions on Information Theory, vol. IT-53, pp. 269-287, January 2007.
R.Sundaresan and S.Verdu, Capacity of queues via point-process channels, IEEE Transactions on Information Theory, vol. IT-52, pp. 2697-2709, June 2006.
P.Subrahmanya, R.Sundaresan, and D.Shiu, An overview of high-speed packet data transport in CDMA systems, IETE Technical Review, vol. 21, no. 5, September-October 2004 (invited).
Preprint
R.Sundaresan and S.Verdu, Robust decoding for timing channels, IEEE Transactions on Information Theory, vol. IT-46, pp. 405-419, March 2000.
R.Sundaresan and S.Verdu, Sequential decoding for the exponential server timing channel, IEEE Transactions on Information Theory, vol. IT-46, pp. 705-709, March 2000.

Doctoral Dissertation

R.Sundaresan, Coded communication over timing channels, Ph.D. dissertation, Department of Electrical Engineering, Princeton University, Princeton, NJ, September 1999.

Conferences

V.Borkar and R.Sundaresan, Asympotics of the invariant measure in mean field models with jumps, Proceedings of the 49th Annual Allerton Conference on Communication, Control, and Computing, Allerton, USA, September 2011 (invited).
Download full technical report
Ashok Kumar M. and R.Sundaresan, Further results on geometric properties of a family of relative entropies, Proceedings of the 2011 IEEE International Symposium on Information Theory 2011, St. Petersburg, Russia, August 2011.
C.Singh, A.Kumar, R.Sundaresan, and E.Altman, Optimal forwarding in delay tolerant networks with multiple destinations, Proceedings of the International Symposium on Modeling and Optimization in Mobile, Ad Hoc, and Wireless Networks, WiOpt 2011, Princeton, USA, May 2011.
N.K.Vaidhiyan, R.Subramanian, and R.Sundaresan, Interference planning for multicell OFDM downlink, Proceedings of the Third International Conference on Communication Systems and Networks, COMSNETS 2011, Bangalore, January 2011 (invited).
E.Altman, M.K.Hanawal, and R.Sundaresan, Nonneutral network and the role of bargaining power in side payments, Proceedings of the Fourth Workshop on Network Control and Optimization, NETCOOP 2010, pp. 66-73, Ghent, Belgium, November 2010.
C.Singh, A.Kumar, R.Sundaresan, Delay and energy optimal two-hop relaying in delay tolerant networks, Proceedings of the International Symposium on Modeling and Optimization in Mobile, Ad Hoc, and Wireless Networks, WiOpt 2010, pp. 100-109, Avignon, France, June 2010.
V.Kavitha, E.Altman, R.El-Azouzi, and R.Sundaresan, Fair scheduling in cellular systems in the presence of noncooperative mobiles, Proceedings of the IEEE INFOCOM 2010, San Diego, USA, March 2010.
R.Santosh, S.V.R.Anand, M.Hegde, A.Kumar, and R.Sundaresan, Neighbor oblivious link reversal over duty-cycled WSNs, Proceedings of the 2010 National Conference on Communication 2010, IIT Madras, Chennai, January 2010.
V.Kavitha, E.Altman, R.El-Azouzi, and R.Sundaresan, Opportunistic scheduling in cellular systems in the presence of non-cooperative mobiles, Proceedings of the 48th IEEE Conference on Decision and Control 2009, Beijing, China, December 2009.
A.K.Chorppath, S.Bhashyam, and R.Sundaresan, Almost budget-balanced mechanisms for allocation of divisible resources, Proceedings of the 47th Annual Allerton Conference on Communication, Control, and Computing, Allerton, USA, September 2009.
M.K.Hanawal and R.Sundaresan, The Shannon cipher system with a guessing wiretapper: General sources, Proceedings of the 2009 IEEE International Symposium on Information Theory 2009, Seoul, South Korea, June 2009.
C.Singh, A.Kumar, and R.Sundaresan, Uplink power control and base station association in multichannel cellular networks, Proceedings of the 2009 International Conference on Game Theory for Networks, Gamenets 2009, Istanbul, Turkey, May 2009.
E.Altman, A.Kumar, C.Singh, and R.Sundaresan, Spatial SINR games combining base station placement and mobile association, Proceedings of the IEEE INFOCOM 2009, Rio de Janeiro, Brazil, April 2009.
C.Manikandan, S.Bhashyam, and R.Sundaresan, Resource allocation under channel uncertainty, Proceedings of the 2009 National Conference on Communication, NCC 2009, IIT Guwahati, January 2009.
M.K.Hanawal and R.Sundaresan, Guessing revisited: A large deviations approach, Proceedings of the 2009 National Conference on Communication, NCC 2009, IIT Guwahati, January 2009.
A.Padakandla and R.Sundaresan, Complexity of scheduling for minimum power on a GMAC, Proceedings of the 2008 International Symposium on Information Theory, Toronto, Canada, July 2008.
R.Sundaresan, "Guessing based on length functions for a Shannon cipher system", Proceedings of the IISc Centenary Conference on Managing Complexity in a Distributed World, MCDES 2008, May 2008.
Download full technical report
L.Zacharias and R.Sundaresan, An analog MVUE for a wireless sensor network, Proceedings of the 2008 National Conference on Communication, NCC 2008, IIT Mumbai, February 2008.
R.Sundaresan, Guessing based on length functions, Proceedings of the 2007 International Symposium on Information Theory, Nice, France, June 2007.
L.Zacharias and R.Sundaresan, Decentralized sequential change detection using physical layer fusion, Proceedings of the 2007 International Symposium on Information Theory, Nice, France, June 2007.
A.Padakandla and R.Sundaresan, On the duality between rate and power optimizations, Proceedings of the 2007 International Symposium on Information Theory, Nice, France, June 2007.
A.Padakandla and R.Sundaresan, Optimality of orthogonal sequences with multi-dimensional signaling, Proceedings of the 2007 National Conference on Communication, NCC 2007, IIT Kanpur, January 2007.
J.Kasthuri and R.Sundaresan, Sequence design for symbol-asynchronous CDMA with power or rate constraints, Proceedings of the 2007 IEEE COMSWARE - WISARD workshop, Bangalore, January 2007.
R.Sundaresan, Guessing under source uncertainty with side information, Proceedings of the 2006 International Symposium on Information Theory, Seattle, USA, July 2006.
R.Sundaresan, Guessing under source uncertainty, Proceedings of the 2006 Conference on Information Sciences and Systems, CISS 2006, Princeton, USA, March 2006.
R.Sundaresan, On guessing the realization of an arbitrarily varying source, Proceedings of the 2006 National Conference on Communication, NCC 2006, IIT-Delhi, New Delhi, India, January 2006.
R.Sundaresan, On sequence design for a synchronous CDMA channel, Proceedings of the 2004 IEEE International Symposium on Information Theory, Chicago, USA, June 2004.
R.Sundaresan, A measure of discrimination and its geometric properties, Proceedings of the 2002 IEEE International Symposium on Information Theory, Lausanne, Switzerland, June 2002.
R.Sundaresan, Point-process channel and capacity of the exponential server queue, Proceedings of the 2000 IEEE International Symposium on Information Theory, Sorrento, Italy, June 2000.
R.Sundaresan, Robust decoding for non-Gaussian CDMA and non-exponential timing channels, Proceedings of the 1998 IEEE International Symposium on Information Theory, MIT, Cambridge, USA, pp. 41, August 1998.
R.Sundaresan and S.Verdu, Encoding the sojourn times of a Markov process, Proceedings of the 1997 Conference on Information Sciences and Systems, Baltimore, USA, March 1997.

Technical Reports

R.Sundaresan and A.Padakandla, "The size of optimal sequence sets for synchronous CDMA systems", Technical Report, June 2006.
Download from arXiv.org. A generalisation to coloured noise channels is in this published paper.

Patents

"Turbo decoder with multiple scale selections", coinvented with D.Shiu, US Patent # 6,885,711, 26 April 2005.
"Method and apparatus for estimating channel characteristics using pilot and non-pilot data", coinvented with A.Sendonaris, US Patent # 6,947,475, 20 September 2005.
"Equalizer for a receiver in a wireless communication system", coinvented with G.Mergen, N.Kasturi, and P.Subrahmanya, filed with the US Patent and Trademark Office on Apr. 07, 2006.
"Fractionally-spaced equalizers for spread spectrum wireless communication", coinvented with P.Subrahmanya, I.Kang, and J.Fei, filed with the US Patent and Trademark Office on Aug. 09, 2006.
"Log-likelihood ratio (LLR) computation using piecewise linear approximation of LLR functions", coinvented with J.Sidi, filed with the US Patent and Trademark Office on Mar. 13, 2007.