Publications

Journal

2019

  1. R. Chopra, C. R. Murthy, H. A. Suraweera, E. G. Larsson, Analysis of Non-Orthogonal Training in Massive MIMO under Channel Aging with SIC Receivers, IEEE Signal Processing Letters, vol. 26, no. 2, pp. 282-286, Feb. 2019. pdf

2018

  1. M. Sharma, C. R. Murthy, and R. Vaze, Asymptotically Optimal Uncoordinated Power Control Policies for Energy Harvesting Multiple Access Channels with Decoding Costs, Accepted, IEEE Transactions on Communications, Oct. 2018. pdf
  2. R. Chopra, C. R. Murthy, and G. Rangarajan, Statistical Tests for Detecting Granger Causality, IEEE Transactions on Signal Processing, vol. 66, no. 22, Nov. 15, 2018. pdf
  3. A. Sharma and C. R. Murthy, On Finding a Subset of Non-Defective Items from a Large Population, IEEE Transactions on Signal Processing, vol. 66, no. 21, pp. 5762-5775, Nov. 01. 2018. pdf
  4. Arunkumar K. P. and C. R. Murthy, Iterative Sparse Channel Estimation and Data Detection for Underwater Acoustic Communications Using Partial Interval Demodulation, IEEE Transactions on Signal Processing, vol. 66, no. 19, pp. 5041-5055, Oct. 01, 2018. pdf
  5. S. Khanna and C. R. Murthy, Sparse Recovery from Multiple Measurement Vectors Using Exponentiated Gradient Updates, IEEE Signal Processing Letters, vol. 25, no. 10, pp. 1485-1489, Oct. 2018. pdf
  6. G. Joseph and C. R. Murthy, On the Observability of a Linear System with a Sparse Initial State, IEEE Signal Processing Letters, vol. 25, no. 7, pp. 994-998, Jul. 2018. pdf
  7. M. Sharma and C. R. Murthy, Distributed Power Control for Multi-hop Energy Harvesting Links with Retransmission, IEEE Transactions on Wireless Communications, vol. 17, no. 6, pp. 4064-4078, Jun. 2018. pdf Matlab code
  8. R. Chopra, C. R. Murthy, H. A. Suraweera and E. G. Larsson, Performance Analysis of FDD Massive MIMO Systems Under Channel Aging, IEEE Transactions on Wireless Communications, vol. 17, no. 2, pp. 1094-1108, Feb. 2018. pdf
  9. S. Khanna and C. R. Murthy, On the Restricted Isometry of the Columnwise Khatri-Rao Product, IEEE Transactions on Signal Processing, vol. 61, no. 5, pp. 1170-1183, Mar. 1, 2018. pdf ALERT: In this paper, Proposition 15 is incorrect, due to which the proofs of Theorems 2 and 4 do not hold as stated. We are actively working on resolving this issue, and will update this website and the journal soon. Thanks to Piya Pal, UC San Diego, for finding this error.

2017

  1. A.Sharma and C. R. Murthy, Computationally Tractable Algorithms for Finding a Subset of Non-defective Items from a Large Population, IEEE Transactions on Information Theory, vol. 63, no. 11, pp. 7149 - 7165, Nov. 2017. pdf
  2. R. Chopra, R. Annavajjala, and C. R. Murthy, Distributed Co-Phasing with Autonomous Constellation Selection, IEEE Transactions on Signal Processing, vol. 65, no. 21, pp. 5798-5811, Nov. 2017. pdf
  3. G. Joseph and C. R. Murthy, A Non-iterative Online Bayesian Algorithm for the Recovery of Temporally Correlated Sparse Vectors, IEEE Transactions on Signal Processing, vol. 65, no. 20, pp. 5510-5525, Oct. 2017. pdf, Matlab Code
  4. S. Khanna and C. R. Murthy, Communication Efficient Decentralized Sparse Bayesian Learning of Joint Sparse Signals, IEEE Transactions on Signal and Information Processing over Networks, vol. 3, no. 3, pp. 617-630, Sept. 2017. pdf
  5. Mohit K. Sharma and C. R. Murthy, On the Design of Dual Energy Harvesting Communication Links With Retransmission, IEEE Transactions on Wireless Communications, vol. 16, no. 6, pp. 4079-4093, Jun. 2017. pdf
  6. A. K. Dutta, K. V. S. Hari, C. R. Murthy, N. B. Mehta, and L. Hanzo, Minimum Error Probability MIMO-Aided Relaying: Multi-Hop, Parallel and Cognitive Designs, IEEE Transactions on Vehicular Technology, vol. 66, no. 6, pp. 5435-5440, Jun. 2017. pdf
  7. S. Khanna and C. R. Murthy, Decentralized Joint-Sparse Signal Recovery: A Sparse Bayesian Learning Approach, IEEE Transactions on Signal and Information Processing over Networks, vol. 3, no. 1, pp. 29-45, Mar. 2017. pdf
  8. P. Mohapatra, C. R. Murthy, and J. Lee, On the Secrecy Capacity Region of the 2-user Symmetric Z Interference Channel with Unidirectional Transmitter Cooperation, IEEE Transactions on Information Forensics and Security, vol. 12, no. 3, pp. 572-587, Mar. 2017. pdf
  9. R. Ramu Naidu and C. R. Murthy, Construction of Binary Sensing Matrices Using Extremal Set Theory, IEEE Signal Processing Letters, vol. 24, no. 2, pp. 211-215, Feb. 2017. pdf
  10. R. Chopra, C. R. Murthy, and R. Annavajjala, Multi-Stream Distributed Co-Phasing, IEEE Transactions on Signal Processing, vol. 65, no. 4, pp. 1042-1057, Feb. 2017. pdf

2016

  1. R. Vaze and C. R. Murthy, Multiple Transmitter Localization and Whitespace Identification using Randomly Deployed Binary Sensors, IEEE Transactions on Cognitive Communications and Networking, vol. 2, no. 4, pp. 1-12, Dec. 2016. pdf
  2. M. Sharma and C. R. Murthy, Packet Drop Probability Analysis of Dual Energy Harvesting Links With Retransmission, IEEE Journal on Selected Areas - Series on Green Communications and Networking, vol. 34, no. 12, pp. 3646-3660, Dec. 2016. pdf
  3. R. Chopra, C. R. Murthy, and H. A. Suraweera, On the Throughput of Large MIMO Beamforming Systems with Channel Aging, IEEE Signal Processing Letters, vol. 23, no. 11, pp. 1523-1527, Nov. 2016. pdf
  4. P. Mohapatra and C. R. Murthy, On the Capacity of the 2-User Interference Channel with Transmitter Cooperation and Secrecy Constraints, IEEE Transactions on Inform. Theory, vol. 62, no. 10, pp. 5664 - 5689, Oct. 2016. ArXiv, pdf
  5. Venugopalakrishna Y. R. and C. R. Murthy, Performance Analysis of Co-phased Combining for Achieving Binary Consensus over Fading Wireless Channels with Imperfect CSI, IEEE Transactions on Sig. Proc., vol. 64, no. 12, pp. 3262 - 3273, Jun. 2016.pdf
  6. M. S. Veedu, C. R. Murthy, and L. Hanzo, Single-RF Spatial Modulation Relying on Finite-Rate Phase-Only Feedback: Design and Analysis, IEEE Transactions on Veh. Technol., vol. 65, no. 4, pp. 2016 - 2025, Apr. 2016. pdf

2015

  1. S. Gurugopinath, R. Akula, C. R. Murthy, R. Prasanna, and B. Amruthur, Design and Implementation of Spectrum Sensing for Cognitive Radios with a Frequency-Hopping Primary System, Elsevier Physical Communication, vol. 17, pp. 172 - 184, Dec. 2015. pdf
  2. S. Gurugopinath, C. R. Murthy, and V. Sharma, Error Exponent Analysis of Energy-Based Bayesian Decentralized Spectrum Sensing Under Fading, Elsevier Physical Communication, vol. 17, pp. 94 - 106, Dec. 2015. pdf
  3. Sinchu P., R. G. Stephen, C. R. Murthy, and M. Coupechoux, Training-Based Antenna Selection for PER Minimization: A POMDP Approach, IEEE Transactions on Commun., vol. 63, no. 9, pp. 3247 - 3260, Sep. 2015. pdf
  4. R. Prasad, C. R. Murthy, and B. D. Rao, Joint Channel Estimation and Data Detection in MIMO-OFDM Systems: A Sparse Bayesian Learning Approach, IEEE Transactions on Sig. Proc., vol. 63, no. 20, pp. 5369 - 5382, Oct. 2015. pdf
  5. A. Manesh, C. R. Murthy, and R. Annavajjala, Physical Layer Data Fusion via Distributed Co-Phasing with General Signal Constellations, IEEE Transactions on Sig. Proc., vol. 63, no. 17, pp. 4660 - 4672, May 2015. pdf
  6. T. Ganesan and C. R. Murthy, Novel Transmit Precoding Methods for Rayleigh Fading Multiuser TDD-MIMO Systems with CSIT and no CSIR, IEEE Transactions on Veh. Technol., vol. 64, no. 3, pp. 973 - 984, Mar. 2015. pdf

2014

  1. A. Sharma and C. R. Murthy, Group Testing Based Spectrum Hole Search for Cognitive Radios, IEEE Transactions on Veh. Technology, vol. 63, no. 8, pp. 3794 - 3805, Oct. 2014. pdf
  2. R. Prasad, C. R. Murthy, and B. D. Rao, Joint Approximately Sparse Channel Estimation and Data Detection in OFDM Systems using Sparse Bayesian Learning, IEEE Transactions on Sig. Proc., vol. 62, no. 14, pp. 3591 - 3603, Jul. 2014. pdf

2013 and Earlier

Conference

2018

  1. M. K. Sharma, C. R. Murthy, and R. Vaze, On optimal scheduling and power control for uncoordinated multiple access by energy harvesting nodes, Proc. Globecom, Abu Dhabi, UAE, Dec. 2018.
  2. Lekshmi Ramesh and Chandra R. Murthy, Sparse support recovery via covariance estimation, Proc. ICASSP, Apr. 2018. [ICASSP 2018 student best paper award!] pdf

2017

  1. 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.
  2. 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.)
  3. 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.
  4. 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.
  5. 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.
  6. 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

2016

  1. 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), Jul. 2016.
  2. 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.
  3. 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.
  4. Shilpa Rao and Chandra R. Murthy, Extended Target Localization Using the Variational Garrote, Proc. IEEE Signal Processing Advances in Wireless Communications (SPAWC), Jul. 2016.
  5. 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.
  6. 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.

2015

  1. 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.
  2. 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.
  3. 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.
  4. 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.
  5. 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.
  6. 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.
  7. 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.

2014

  1. 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.
  2. 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.
  3. 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.
  4. 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.
  5. S. Khanna and C. R. Murthy, Decentralized Bayesian Learning of Jointly Sparse Signals, Proc. IEEE Global Communications Conference (Globecom), Austin, TX, USA, Dec. 2014.
  6. 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.
  7. 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.
  8. 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.
  9. 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.
  10. 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.
  11. 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
  12. 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.
  13. 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.

2013 and Earlier

As-Yet Unpublished Reports

  1. K. G. Nagananda, Chandra R. Murthy and Shalinee Kishore, On State Dependent Broadcast Channels, with Side Information at the Transmitter, available on arXiv, Oct. 2011.
  2. A. Sharma and C. R. Murthy, On Finding a Subset of Healthy Individuals from a Large Population, available on arXiv, Jul. 2013.

Theses

  1. Saurabh Khanna, Bayesian Techniques for Joint Sparse Signal Recovery: Theory and Algorithms, Indian Institute of Science, Bangalore, May 2018. pdf
  2. Mohit K. Sharma, Design of Communication Systems with Energy Harvesting Transmitters and Receivers, Indian Institute of Science, Bangalore, May 2018. pdf
  3. Venugopalakrishna Y. R., Data Fusion based Physical Layer Protocols for Cognitive Radio Applications, Indian Institute of Science, Bangalore, India, Jun. 2016.
  4. Abhay Sharma, Finding a Subset of Non-defective Items from a Large Population: Fundamental Limits and Efficient Algorithms, Indian Institute of Science, Bangalore, India, May. 2015.
  5. Ranjitha Prasad, Sparse Bayesian Learning for Joint Channel Estimation and Data Detection in OFDM Systems, Indian Institute of Science, Bangalore, India, Mar. 2015.
  6. Parthajit Mohapatra, Fundamental Limits of Communication in Interference Limited Environments, Indian Institute of Science, Bangalore, India, Jan. 2015.
  7. G. Sanjeev, Spectrum Sensing Techniques for Cognitive Radio Applications, Indian Institute of Science, Bangalore, India, Jan. 2015.
  8. T. Ganesan, Source and Channel Coding Techniques for the MIMO Reverse-link Channel, Indian Institute of Science, Bangalore, India, Apr. 2014.
  9. B. N. Bharath, Reverse Channel Training in Multiple Antenna Time Division Duplex Systems, Indian Institute of Science, Bangalore, India, Jan. 2013.
  10. C. R. Murthy, Channel Estimation and Feedback for Multiple Antenna Communication, University of California, San Diego, CA, USA, 2006.

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