Pre-prints

  • Recursive Subproduct Codes with Reed-Muller-like Structure
    A. Siddheshwar, Natarajan and P. Krishnan
    To appear in ISIT 2024 [arXiv]

Journals

  1. Berman Codes: A Generalization of Reed-Muller Codes that Achieve BEC Capacity
    Natarajan and P. Krishnan,
    IEEE Trans. Inf. Theory, Nov. 2023 [Xplore], [arXiv]

  2. Permute & Add Network Codes via Group Algebras
    Natarajan and S. K. Joy
    IEEE Trans. Commun., May 2022 [arXiv], [Xplore]

  3. Blind Updates in Coded Caching
    S. Ghosh, P. Krishnan and Natarajan
    IEEE J. Select. Areas Inf. Theory, Dec. 2021 [online]

  4. Joint NOMA for Improved SER of Cell-edge Users in Multi-cell Indoor VLC
    T. Uday, A. Kumar and Natarajan
    IEEE Wireless Communications Letters, Jan. 2022 [online]

  5. An Umbrella Converse for Data Exchange: Applied to Caching, Computing, and Shuffling
    P. Krishnan, Natarajan and V. Lalitha
    Entropy 23, no. 8: 985 [online]

  6. NOMA for Multiple Access Channel and Broadcast Channel in Indoor VLC
    T. Uday, A. Kumar and Natarajan
    IEEE Wireless Communications Letters, Mar. 2021 [online]

  7. Improving Generalized Spatial Modulation using Translation Patterns
    L. Singla and Natarajan
    IEEE Communications Letters, Dec. 2020 [arXiv], [Xplore]

  8. Locally Decodable Index Codes
    Natarajan, P. Krishnan, V. Lalitha and H. Dau
    IEEE Trans. Inf. Theory, Dec. 2020 [arXiv], [Xplore]

  9. Memory-Based Codes for Uniform Illumination in MIMO VLC
    T. Uday, A. Kumar and Natarajan
    IEEE Photonics Journal, Apr. 2020 [online]

  10. Linear Codes for Broadcasting with Noisy Side Information
    S. Ghosh and Natarajan
    IEEE Trans. Inf. Theory, Jul. 2019 [online]

  11. MIMO Codes for Uniform Illumination Across Space and Time in VLC With Dimming Control
    T. Uday, A. Kumar and Natarajan
    IEEE Photonics Journal, Jun. 2019 [online]

  12. Layered Space-Time Index Coding
    Y.-C. Huang, Y. Hong, E. Viterbo and Natarajan
    IEEE Trans. Inf. Theory, Jan. 2019 [online]

  13. Lattice Codes achieve the Capacity of Common Message Gaussian Broadcast Channels with Coded Side Information
    Natarajan, Y. Hong and E. Viterbo
    IEEE Trans. Inf. Theory, Mar. 2018 [online]

  14. Line of Sight 2 × Nr MIMO with Random Antenna Orientations
    Natarajan, Y. Hong and E. Viterbo
    IEEE Trans. Veh. Technol., Jun. 2017 [online]

  15. Lattice Index Coding
    Natarajan, Y. Hong and E. Viterbo
    IEEE Trans. Inf. Theory, Dec. 2015 [online]

  16. Index Codes for the Gaussian Broadcast Channel using Quadrature Amplitude Modulation
    Natarajan, Y. Hong and E. Viterbo
    IEEE Commun. Letters, Aug. 2015 [online]

  17. Full-Rate, Full-Diversity, Finite Feedback Space-Time Schemes with Minimum Feedback and Transmission Duration
    Natarajan and B.S. Rajan
    IEEE Trans. Wireless Commun., Oct. 2013 [online]

  18. Asymptotically-Good, Multigroup Decodable Space-Time Block Codes
    Natarajan and B.S. Rajan
    IEEE Trans. Wireless Commun., Oct. 2013 [online]

  19. On the Sphere Decoding Complexity of High Rate Multigroup Decodable STBCs in Asymmetric MIMO Systems
    Natarajan, K.P. Srinath and B.S. Rajan
    IEEE Trans. Inf. Theory, Sep. 2013 [online]

  20. Generalized Distributive Law for ML Decoding of Space-Time Block Codes
    Natarajan and B.S. Rajan
    IEEE Trans. Inf. Theory, May 2013 [online]

  21. An Adaptive Conditional Zero-Forcing Decoder with Full-Diversity, Least Complexity and Essentially-ML Performance for STBCs
    Natarajan and B.S. Rajan
    IEEE Trans. Sig. Proc., Jan. 2013 [online]

  22. Low ML Decoding Complexity STBCs via Codes over the Klein Group
    Natarajan and B.S. Rajan
    IEEE Trans. Inf. Theory, Dec. 2011 [online]

  23. Collocated and Distributed STBCs with Partial Interference Cancellation Decoding, Part I: Full-diversity criterion
    Natarajan and B.S. Rajan
    IEEE Trans. Wireless Commun., Sep. 2011 [online]

  24. Collocated and Distributed STBCs with Partial Interference Cancellation Decoding, Part II: Code Construction
    Natarajan and B.S. Rajan
    IEEE Trans. Wireless Commun., Sep. 2011 [online]

Conferences

  1. Recursive Subproduct Codes with Reed-Muller-like Structure
    A. Siddheshwar, Natarajan and P. Krishnan
    ISIT 2024 (to appear) [arXiv]

  2. Berman Codes: A Generalization of Reed-Muller Codes that Achieve BEC Capacity
    Natarajan and P. Krishnan
    ISIT 2022 [online]

  3. A Family of Capacity-Achieving Abelian Codes for the Binary Erasure Channel
    Natarajan and P. Krishnan
    NCC 2022 [online]

  4. Permute & Add Network Codes via Group Algebras
    Natarajan and S. K. Joy
    ISIT 2021, Melbourne, Australia [online]

  5. Blind Updates in Coded Caching
    S. Ghosh, P. Krishnan and Natarajan
    ITW 2020, Riva del Garda, Italy [online]

  6. An Umbrella Converse for Data Exchange: Applied to Caching, Computing, Shuffling & Rebalancing
    P. Krishnan, Natarajan and V. Lalitha
    ITW 2020, Riva del Garda, Italy [online]

  7. Coded Data Rebalancing: Fundamental Limits and Constructions
    P. Krishnan, V. Lalitha, Natarajan
    ISIT 2020, Los Angeles [online]

  8. Index Codes with Minimum Locality for Three Receiver Unicast Problems
    S. K. Joy and Natarajan
    NCC 2020 , Kharagpur [online]

  9. Codes for Updating Linear Functions over Small Fields
    S. Ghosh and Natarajan
    ISIT 2019 , Paris, France [online]

  10. Locality in Index Coding for Large Min-Rank
    Natarajan, H. Dau, P. Krishnan and V. Lalitha
    ISIT 2019 , Paris, France [online]

  11. Low PAPR coding scheme for uniform illumination in MIMO VLC
    T. Uday, A. Kumar and Natarajan
    GLOBECOM 2018 , Abu Dhabi, UAE [online]

  12. Flicker mitigating high rate RLL codes for VLC with low complexity encoding and decoding
    T. Uday, A. Kumar and Natarajan
    IEEE iSES 2018 , Hyderabad [online]

  13. Linear Codes for Broadcasting with Noisy Side Information: Bounds and Code Constructions
    S. Ghosh and Natarajan
    ISIT 2018 , Vail, Colorado, USA [online]

  14. On Locally Decodable Index Codes
    Natarajan, P. Krishnan and V. Lalitha
    ISIT 2018 , Vail, Colorado, USA [online]

  15. Layered Space-Time Index Coding
    Y.-C. Huang, Y. Hong, E. Viterbo and Natarajan
    ISIT 2018 , Vail, Colorado, USA [online]

  16. On Linear Codes for Broadcasting with Noisy Side Information
    S. Ghosh and Natarajan
    NCC 2018 , Hyderabad [online]

  17. Generation of Perfectly DC Balanced Codes for Visible Light Communications
    T. Uday, A. Kumar and Natarajan
    NCC 2018 , Hyderabad [online]

  18. Improved Run Length Limited Codes for VLC using Dimming Control Compensation Symbols
    T. Uday, A. Kumar and Natarajan
    COMSNETS 2018, Bangalore [online]

  19. Capacity Optimality of Lattice Codes in Common Message Gaussian Broadcast Channels with Coded Side Information
    Natarajan, Y. Hong and E. Viterbo
    ISIT 2017 , Aachen, Germany [online]

  20. New Error Correcting Codes for Informed Receivers
    Natarajan, Y. Hong and E. Viterbo
    ISIT 2016 , Barcelona, Spain [online]

  21. Capacity of Coded Index Modulation
    Natarajan, Y. Hong and E. Viterbo
    ISIT 2015 , Hong Kong [online]

  22. Lattice Index Coding for the Broadcast Channel
    Natarajan, Y. Hong and E. Viterbo
    ITW 2015 , Jerusalem [online]

  23. Lattice Index Coding
    Natarajan, Y. Hong and E. Viterbo
    ITA 2015 , San Diego, USA

  24. Full-Rate, Full-Diversity, Finite Feedback Space-Time Schemes with Minimum Feedback and Transmission Duration
    Natarajan and B.S. Rajan
    ISIT 2013 , Istanbul, Turkey [online]

  25. An Adaptive Conditional Zero-Forcing Decoder with Full-diversity, Least Complexity and Essentially-ML Performance for STBCs
    Natarajan and B.S. Rajan
    ISITA 2012 , Honolulu, Hawaii, USA [online]

  26. Generalized Distributive Law for ML Decoding of STBCs: Further Results
    Natarajan and B.S. Rajan
    ISIT 2012 , Cambridge, MA, USA [online]

  27. On the Sphere Decoding Complexity of High Rate Multigroup ML Decodable STBCs
    Natarajan, K.P. Srinath and B.S. Rajan
    ISIT 2012 , Cambridge, MA, USA [online]

  28. Generalized Distributive Law for ML Decoding of STBCs
    Natarajan, K.P. Srinath and B.S. Rajan
    ITW 2011 , Paraty, Brazil [online]

  29. Distributed STBCs with Full-diversity Partial Interference Cancellation Decoding
    Natarajan and B.S. Rajan
    ISIT 2011 , Saint Petersburg, Russia [online]

  30. Asymptotically-Optimal, Fast-Decodable, Full-Diversity STBCs
    Natarajan and B.S. Rajan
    ICC 2011 , Kyoto, Japan [online]

  31. Fast-Group-Decodable STBCs via codes over GF(4): Further Results
    Natarajan and B.S. Rajan
    ICC 2011 , Kyoto, Japan [online]

  32. Asymptotically-Good, Multigroup ML-Decodable STBCs
    Natarajan and B.S. Rajan
    GLOBECOM 2010 , Miami, Florida, USA [online]

  33. A New Full-diversity Criterion and Low-complexity STBCs with Partial Interference Cancellation
    Natarajan and B.S. Rajan
    ITW 2010 , Dublin, Ireland [online]

  34. Fast-Group-Decodable STBCs via Codes over GF(4)
    Natarajan and B.S. Rajan
    ISIT 2010 , Austin, Texas, USA [online]