Publications

K. G. Nagananda and Chandra R. Murthy, A Hypothesis Test for Topology Change Detection in Wireless Sensor Networks, Proc. IEEE Globecom, Singapore, Dec. 2017.

Sireesha Madabhushi and Chandra R. Murthy, Delay-Aware Routing and Data Transmission for Multi-Hop D2D Communications Under Stochastic Interference Constraints, Proc. Asilomar, Oct. 2017.

Saurabh Khanna and Chandra R. Murthy, Rényi Divergence Based Covariance Matching Pursuit of Joint Sparse Support, Proc. IEEE Signal Processing Advances in Wireless Communications (SPAWC), Jul. 2017. Errata: In (18), there should be no inverse on the Tk and A terms (these are included in the definitions following the equation.)

Mohit K. Sharma, Chandra R. Murthy, and Rahul Vaze, On Distributed Power Control for Uncoordinated Dual Energy Harvesting Links: Performance Bounds and Near-Optimal Policies, Proc. 15th International Symposium on Modeling and Optimization in Mobile, Ad Hoc, and Wireless Networks (WiOpt), May 2017.

Ashok Bandi and Chandra R. Murthy Structured Sparse Recovery Algorithms for Data Decoding in Media Based Modulation, Proc. IEEE International Conference on Communications, May 2017.

Mohit K. Sharma and Chandra R. Murthy Near-Optimal Distributed Power Control for ARQ Based Multihop Links with Decoding Costs, Proc. IEEE International Conference on Communications, May 2017.

Sireesha Madabhushi, Govind R. Gopal, and Chandra R. Murthy Optimal Routing and Data Transmission for Multi-Hop D2D Communications Under Stochastic Interference Constraints, Proc. National Conference on Communications, Mar. 2017. pdf

Arunkumar K.P., Chandra R. Murthy and Venkatesh Elango, Joint Sparse Channel Estimation and Data Detection for Underwater Acoustic Channels Using Partial Interval Demodulation, Proc. IEEE Signal Processing Advances in Wireless Communications (SPAWC), Edinburgh, UK, Jul. 2016.

Chethan Kumar A. and Chandra R. Murthy, An Iterative Re-Weighted Minimization Framework for Resource Allocation in the Single-Cell Relay-Enhanced OFDMA Network, Proc. IEEE Signal Processing Advances in Wireless Communications (SPAWC), Jul. 2016.

Ribhu Chopra, Chandra R. Murthy, and Ramesh Annavajjala, Multi-Stream Distributed Co-Phasing: Design and Analysis, Proc. IEEE Signal Processing Advances in Wireless Communications (SPAWC), Jul. 2016.

Shilpa Rao and Chandra R. Murthy, Extended Target Localization Using the Variational Garrote, Proc. IEEE Signal Processing Advances in Wireless Communications (SPAWC), Jul. 2016.

Geethu Joseph and Chandra R. Murthy, Reconstruction of a Gaussian random field with application to spectrum cartography, Proc. IEEE Int. Conf. on Commun. (ICC), May 2016.

P. N. Karthik, Raksha Ramakrishna, Geethu Joseph, Chandra R. Murthy, Joyson Sebastian, and Neelesh B. Mehta, Model-Based Interference Cartography and Visualization, Proc. National Conference on Communications (NCC), IIT Guwahati, India, Mar. 2016.

G. Joseph, C. R. Murthy, R. Prasad, and B. D. Rao, Online Recovery of Temporally Correlated Sparse Signals Using Multiple Measurement Vectors, Proc. IEEE Globecom, San Diego, CA, USA, Dec. 2015.

R. Annavajjala and C. R. Murthy, Analysis of Error Probability with Maximum Likelihood Detection over Discrete-Time Memoryless Noncoherent Rayleigh Fading Channels, Proc. IEEE Vehicular Technology Conference (Fall), Boston, MA, USA, Sep. 2015.

P. Mohapatra and C. R. Murthy, Capacity of the Deterministic Z-Interference Channel with Unidirectional Transmitter Cooperation and Secrecy Constraints, Proc. IEEE International Symposium on Information Theory (ISIT), Hong Kong, P.R.C., Jun. 2015.

Venugopalakrishna Y. R., C. R. Murthy, P. Mishra, and J. Warrior, A Column Matching Based Algorithm for Target Self-localization Using Beacon Nodes, Proc. ACM/IEEE International Conference on Information Processing in Sensor Networks, Apr. 2015.

V. Vinuthna, R. Prasad, and C. R. Murthy, Sparse signal recovery in the presence of colored noise and rank-deficient noise covariance matrix: an SBL approach, Proc. IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Brisbane, Australia, Apr. 2015.

V. Bhardwaj and C.R. Murthy, On optimal routing and power allocation for D2D communications, Proc. IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Brisbane, Australia, Apr. 2015.

A. Sharma and C. R. Murthy, On finding a subset of non-defective items from a large population using group tests: recovery algorithms and bounds, Proc. IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Brisbane, Australia, Apr. 2015.

M. Sharma and C. R. Murthy, Packet Drop Probability Analysis of ARQ and HARQ-CC with Energy Harvesting Transmitters and Receivers, Proc. GlobalSIP 2014, Atlanta, Georgia, USA, Dec. 2014.

A. Devraj, M. Sharma and C. R. Murthy, Power Allocation in Energy Harvesting Sensors with ARQ: A Convex Optimization Approach, Proc. GlobalSIP 2014, Atlanta, Georgia, USA, Dec. 2014.

Sinchu P., R. S. George, C. R. Murthy, and M. Coupechoux, A POMDP Solution to Antenna Selection for PER Minimization, Proc. IEEE Global Communications Conference (Globecom), Austin, TX, USA, Dec. 2014.

Venugopalakrishna Y. R. and C. R. Murthy, Physical Layer Binary Consensus Over Fading Wireless Channels and With Imperfect CSI, Proc. IEEE Global Communications Conference (Globecom), Austin, TX, USA, Dec. 2014.

S. Khanna and C. R. Murthy, Decentralized Bayesian Learning of Jointly Sparse Signals, Proc. IEEE Global Communications Conference (Globecom), Austin, TX, USA, Dec. 2014.

P. Khanduri, B. N. Bharath, and C. R. Murthy, Coverage Analysis and Training Optimization for Uplink Cellular Networks with Practical Channel Estimation, Proc. IEEE Global Communications Conference (Globecom), Austin, TX, USA, Dec. 2014.

R. Prasad, C. R. Murthy, and B. Rao, Nested Sparse Bayesian Learning for Block-Sparse Signals with Intra-Block Correlation, Proc. IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Florence, Italy, May 2014.

T. Ganesan and C. R. Murthy, Novel Precoding Methods for Rayleigh Fading Multiuser TDD-MIMO Systems, Proc. IEEE International Conference on Communications (ICC), Sydney, Australia, Jun. 2014.

Sanjeev G., R. Akula, C. R. Murthy, Prasanna R., and B. Amrutur, Spectrum Sensing with a Frequency-Hopping Primary: From Theory to Practice, Proc. IEEE International Conference on Communications (ICC), Sydney, Australia, Jun. 2014.

P. Mohapatra and C. R. Murthy, Outer Bounds on the Secrecy Rate of the 2-User Symmetric Deterministic Interference Channel with Transmitter Cooperation, Proc. National Conference on Communications (NCC), IIT Kanpur, India, Feb. 2014.

R. Prasad and C. R. Murthy, Joint Approximately Group Sparse Channel Estimation and Data Detection in MIMO-OFDM Systems Using Sparse Bayesian Learning, Proc. National Conference on Communications (NCC), IIT Kanpur, India, Feb. 2014. NCC 2014 best paper award! pdf

Sanjeev G., C. R. Murthy, and C. S. Seelamantula, Zero-Crossings Based Spectrum Sensing Under Noise Uncertainties, Proc. National Conference on Communications (NCC), IIT Kanpur, India, Feb. 2014.

R. Vaze and C. R. Murthy, On whitespace identification using randomly deployed sensors, Invited paper, Sixth International Conference on Communication Systems and Networks (COMSNETS), pp.1–7, Bangalore, India, Jan. 2014.

P. Mohapatra and C. R. Murthy, Secrecy in the 2-User Symmetric Deterministic Interference Channel with Transmitter Cooperation, Proc. IEEE 14th Workshop on Signal Processing Advances in Wireless Communications (SPAWC), Darmstadt, Germany, Jun. 2013. (Also accepted for Poster Presentation at the Comm. Theory Workshop, Phuket, Thailand, Jun. 2013.)

R. S. George, C. R. Murthy, and M. Coupechoux, Pilot Allocation and Receive Antenna Selection: A Markov Decision Theoretic Approach, Proc. IEEE International Conference on Communications (ICC), Budapest, Hungary, Jun. 2013.

A. Manesh, C. R. Murthy, and R. Annavajjala, Design and Analysis of Distributed Co-Phasing with Arbitrary Constellations, Proc. IEEE International Conference on Communications (ICC), Budapest, Hungary, Jun. 2013.

A. Sharma and C. R. Murthy, On Finding a Set of Healthy Individuals from a Large Population, Information Theory and Applications Workshop, San Diego, CA, USA, Feb. 2013. (Invited Paper)

A. Sharma and C. R. Murthy, A Group Testing Based Spectrum Hole Search Using a Simple Sub-Nyquist Sampling Scheme, Proc. Global Communications Conference (Globecom), Dec. 2012.

A. Aprem, C. R. Murthy and N. B. Mehta, Transmit Power Control with ARQ in Energy Harvesting Sensors: A Decision-Theoretic Approach, Proc. Global Communications Conference (Globecom), Dec. 2012.

B. N. Bharath and C. R. Murthy, Channel Estimation at the Transmitter in a Reciprocal MIMO Spatial Multiplexing System, Proc. National Conference on Communications, Kharagpur, India, Feb. 2012.

S. Reddy and C. R. Murthy, Duty Cycling and Power Management with a Network of Energy Harvesting Sensors, invited paper, The Fourth International Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP), San Juan, Peurto Rico, Dec. 2011.

Sanjeev G., C. R. Murthy, and V. Sharma, Error Exponent Analysis of Energy-Based Bayesian Spectrum Sensing Under Fading Channels, Proc. IEEE Global Communications Conference (GLOBECOM), Houston, TX, USA, Dec. 2011.

Joseph J. C. and C. R. Murthy, Packet Scheduling for Priority Based Transmission in Energy Harvesting Sensors, Proc. IEEE Global Communications Conference (GLOBECOM), Houston, TX, USA, Dec. 2011.

P. Mohapatra and C. R. Murthy, Generalized Degrees of Freedom of the K-User Symmetric MIMO Interference Channel, Proc. IEEE International Symposium on Information Theory (ISIT), St. Petersburg, Russia, Aug. 2011.

A. Iyer, K. K. Chintalapudi, V. Navda, R. Ramjee, V. Padmanabhan, and C. Murthy, Spectrum Sensing Sans Frontieres, 8th USENIX Symposium on Networked Systems Design and Implementation (NSDI '11), USENIX, Boston, MA, USA, Mar. 2011.

R. Prasad, B. N. Bharath, and C. Murthy, Joint Data Detection and Dominant Singular Mode Estimation in Time Varying Reciprocal MIMO Systems, Proc. IEEE International Conference on Speech, Acoustics and Signal Processing (ICASSP), Prague, Czech Republic, May 2011.

Chandrasekhar J. and C. Murthy, Robust GNSS Signal Detection in the Presence of Navigation Data Bits, Proc. IEEE International Conference on Speech, Acoustics and Signal Processing (ICASSP), Prague, Czech Republic, May 2011.

Venugopalakrishna Y. R., C. R. Murthy, D. N. Dutt and S. L. Kottapalli, Multiple Transmitter Localization and Communication Footprint Identification Using Sparse Reconstruction Techniques, Proc. IEEE International Conference on Communications (ICC), Kyoto, Japan, Jun. 2011.

Sowmya R. and C. R. Murthy, Receiver-Only Optimized Vector Quantization for Fading Channels, Proc. National Conference on Communications, Chennai, India, Jan. 2010.

B. N. Bharath and C. R. Murthy, On the Improvement of Diversity-Multiplexing Gain Tradeoff in a Training Based TDD-SIMO System, IEEE Int. Conf. on Acoustics, Speech and Sig. Proc., Dallas, TX, USA, Mar. 2010.

Chandrasekhar J. and C. R. Murthy, GNSS Signal Detection Under Noise Uncertainty, Proc. IEEE Int. Conf. on Communications (ICC), Cape Town, South Africa, May 2010.

S. Reddy and C. R. Murthy, Profile-Based Load Scheduling in Wireless Energy Harvesting Sensors for Data Rate Maximization, Proc. IEEE Int. Conf. on Communications (ICC), Cape Town, South Africa, May 2010.

V. Shenoy and C. R. Murthy, Throughput Maximization of Delay-Constrained Traffic in Wireless Energy Harvesting Sensors, Proc. IEEE Int. Conf. on Communications (ICC), Cape Town, South Africa, May 2010.

A. K. Jayaprakasam, V. Sharma, C. R. Murthy and P. Narayanan, Cyclic Prefix Based Cooperative Sequential Spectrum Sensing Algorithms for OFDM , Proc. IEEE Int. Conf. on Communications (ICC), Cape Town, South Africa, May 2010.

B. Deepa and C. R. Murthy, Performance Comparison of Energy, Matched-Filter and Cyclostationarity-Based Spectrum Sensing, Proc. IEEE Int. Conf. on Sig. Proc. Advances in Wireless Communications (SPAWC), Marrakech, Morocco, June 2010.

A. Kadri and C. R. Murthy, Cooperative Sequential Binary Hypothesis Testing Using Cyclostationary Features, Proc. IEEE Int. Conf. on Sig. Proc. Advances in Wireless Communications (SPAWC), Marrakech, Morocco, June 2010.

A. K. Jayaprakasam, V. Sharma, C. R. Murthy and P. Narayanan, Cooperative Spectrum Sensing Algorithms For OFDM Systems with Frequency Selective Channels, Proc. International Conference on Signal Processing and Communications, Bangalore, India, July 2010.

S. Gopinath, K. V. K. Chaythanya and C. R. Murthy, Bayesian Decentralized Spectrum Sensing in Cognitive Radio Networks, Proc. International Conference on Signal Processing and Communications, Bangalore, India, July 2010.

K. G. Nagananda, C. R. Murthy and S. Kishore, Achievable Rates in Three-User Interference Channels with One Cognitive Transmitter, Proc. International Conference on Signal Processing and Communications, Bangalore, India, July 2010.

B. Deepa, A. Iyer and C. R. Murthy, Cyclostationary-based Architectures for Spectrum Sensing in IEEE 802.22 WRAN, Proc. Global Communications Conference (Globecom), Dec. 2010.

R. Prasad and C. R. Murthy, Bayesian Learning for Joint Sparse OFDM Channel Estimation and Data Detection, Proc. Global Communications Conference (Globecom), Dec. 2010.

M. Khandwawala, N. Shende, C. R. Murthy, Cooperative Change Detection using Physical Layer Fusion , Proc. First UK-India International Workshop on Cognitive Wireless Systems (UKIWCWS 2009), New Delhi, Dec. 2009.

S. B. Pai, T. Datta and C. R. Murthy, On the Design of Location-Invariant Sensing Performance for Secondary Users, Proc. First UK-India International Workshop on Cognitive Wireless Systems (UKIWCWS 2009), New Delhi, Dec. 2009.

T. Ganesan and C. R. Murthy, Receiver-Only Optimized Semi-Hard Decision VQ For Noisy Channels, Proc. IEEE Global Commun. Conf., (Globecom), Honolulu, Hawaii, USA, Nov. 2009.

K. G. Nagananda and C. R. Murthy, Information Theoretic Results for Three-User Cognitive Radio Channels, Proc. IEEE Global Commun. Conf., (Globecom), Honolulu, Hawaii, USA, Nov. 2009.

B. Medepally, N. B. Mehta and C. R. Murthy, Implications of Energy Profile and Storage on Energy Harvesting Sensor Link Performance, Proc. IEEE Global Commun. Conf., (Globecom), Honolulu, Hawaii, USA, Nov. 2009.

R. Annavajjala and C. R. Murthy, Pilot-assisted distributed co-phasing for wireless sensor networks, Proc. IEEE Comm. Conf. on Sensor, Mesh, and Ad Hoc Communications and Networks (SECON), Rome, Italy, Jun. 2009.

K. G. Nagananda and C. R. Murthy, Three User Cognitive Channels with Cumulative Message Sharing: An achievable rate region, Proc. IEEE Information Theory Workshop (ITW 2009), Volos, Greece, Jun. 2009.

B. N. Bharath and C. R. Murthy, Reverse channel training for reciprocal MIMO systems with spatial multiplexing, IEEE Int. Conf. on Acoustics, Speech and Sig. Proc., Taiwan, Taipei (Republic of China), Apr. 2009.

Ganesan T. and C. R. Murthy, Trellis Coded Block Codes and Applications, Proc. National Conference on Communications, Guwahati, India, Jan. 2009.

C. R. Murthy, A. K. Jagannatham and B. D. Rao, “Robust semi-blind estimation for beamforming based MIMO wireless communication,” Proc. IEEE Global Commun. Conf., (Globecom), New Orleans, LA, USA, Nov. 2008.

C. R. Murthy, Power management and data rate maximization in wireless energy harvesting sensors, IEEE Int. Symp. on Personal, Indoor and Mobile Radio Commn. (PIMRC), Cannes, France, Sept. 2008.

C. R. Murthy, Receiver-only optimized vector quantization for noisy channels, IEEE Int. Symp. on Personal, Indoor and Mobile Radio Commn. (PIMRC), Cannes, France, Sept. 2008.

C. R. Murthy and B. D. Rao, High-rate analysis of channel-optimized vector quantization, IEEE Int. Conf. on Acoustics, Speech and Sig. Proc., Hawaii, U.S.A., April 2007.

C. R. Murthy, E. R. Duni and B. D. Rao, High-rate analysis of vector quantization for noisy channels, IEEE Int. Conf. on Acoustics, Speech and Sig. Proc., Tolouse, France, May 2006.

C. R. Murthy and B. D. Rao, Effect of feedback errors on quantized equal gain transmission, IEEE Int. Conf. on Communications (ICC), Istanbul, Turkey, Jun. 2006.

C. R. Murthy and B. D. Rao, High-rate analysis of source coding for symmetric error channels, Proc. Data Compression Conference (DCC), Snowbird, UT, Mar. 2006.

C. R. Murthy and B. D. Rao, A vector quantization based approach for equal gain transmission, Proc. IEEE Global Commun. Conf., (Globecom), St. Louis, MO, Nov. 2005.

C. R. Murthy, J. Zheng and B. D. Rao, Multiple Antenna Systems with Finite Rate Feedback Invited paper, Proc. IEEE MILCOM, Atlantic City, NJ, Oct. 2005.

A. K. Jagannatham, C. R. Murthy and B. D. Rao, A semi-blind MIMO channel estimation scheme for MRT, IEEE Int. Conf. on Acoustics, Speech and Sig. Proc., Philadelphia, PA, USA, Mar. 2005.

C. R. Murthy, J. C. Roh and B. D. Rao, Optimality of extended maximum ratio transmission, 6th Baiona Workshop on Signal Processing in Communications, Baiona, Spain, Sept. 2003, pp. 47-50.