Conference Papers

(a) Publications in International conferences: SUMMARY

  1. G. Abhinav and B. Sundar Rajan,
    ``On Interference Alignment for Symmetrically Connected Interference Networks with Line of Sight Channels at Finite Powers,''
    Proceedings of IEEE International Conference on Communications, 2012, (ICC'12), Ottawa, Canada, 10-15 June, 2012.
  2. Vishnu Namboodiri, Vijayvaradharaj Muralidharan and B. Sundar Rajan,
    ``Wireless Bidirectional Relaying and Latin Squares,''
    Proceedings of IEEE Wireless Communications and Networking Conference (WCNC 2012), Paris, France, 1-4 April, 2012.
  3. Vijayvaradharaj Muralidharan, Vishnu Namboodiri, and B. Sundar Rajan,
    ``Channel Quantization for Physical Layer Network-Coded Two-Way Relaying,''
    Proceedings of IEEE Wireless Communications and Networking Conference (WCNC 2012), Paris, France, 1-4 April, 2012.
  4. T. L. Narasimhan, A. Chockalingam, and B. Sundar Rajan,
    ``Factor Graph Based Joint Detection/Decoding for LDPC Coded Large-MIMO systems,''
    Proceedings of IEEE Vehicular Technology Conference (VTC2012-Spring) , Yokohama, Japan, 6-9 May, 2012.
  5. Lakshmi Prasad Natarajan, Pavan K. Srinath, and B. Sundar Rajan,
    ``Generalized Distributive Law for ML Decoding of STBCs,''
    Proceedings of IEEE Information Theory Workshop, (ITW 2011), Paraty, Brazil, October 16-20, 2011, 10-14.
  6. Abhinav Ganesan, Teja Damodaram Bavirisetti, Krishnan Prasad and B. Sundar Rajan,
    ``A Generalized Network Alignment for Three-Source Three-Destination Multiple Unicast Networks with Delays,''
    Proceedings of IEEE Information Theory Workshop, (ITW 2011), Paraty, Brazil, October 16-20, 2011, pp. 573-577.
  7. Krishnan Prasad and B. Sundar Rajan,
    ``On network coding for acyclic networks with delays,''
    Proceedings of IEEE Information Theory Workshop, (ITW 2011), Paraty, Brazil, October 16-20, 2011, pp. 523-527.
  8. G. Abhinav and B. Sundar Rajan,
    ``Capacity Region of K-User Discrete Memoryless Interference Channels with a Mixed Strong-Very Strong Interference,''
    Proceedings of IEEE International Symposium on Personal Indoor and Mobile Radio Communications (IEEE PIMRC 2011), Toronto, Canada, 11-14 September, 2011, pp. 1890-94.
  9. J. Harshan and B. Sundar Rajan,
    `` A Constellation Power Allocation Scheme for Two-User Gaussian MAC ,''
    Proceedings of IEEE International Symposium on Personal Indoor and Mobile Radio Communications (IEEE PIMRC 2011), Toronto, Canada, 11-14 September, 2011, pp. 2060-64.
  10. Krishnan Prasad and B. Sundar Rajan,
    ``Network-Error Correcting Codes using Small Fields,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2011), St. Petersburg, Russia, 30 July - 05 August, 2011, pp. 1856-1860.
  11. G. Jithamithra and B. Sundar Rajan,
    ``Minimizing the Complexity of Fast Sphere Decoding of STBCs,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2011), St. Petersburg, Russia, 30 July - 05 August, 2011, pp. 1986-1990.
  12. Pavan K. Srinath and B. Sundar Rajan,
    ``A Low ML-decoding Complexity, Full-diversity, Full-rate MIMO Precoder,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2011), St. Petersburg, Russia, 30 July - 05 August, 2011, 3013-3017.
  13. Lakshmi Prasad Natarajan and B. Sundar Rajan,
    ``Distributed STBCs with Full-diversity Partial Interference Cancellation Decoding,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2011), St. Petersburg, Russia, 30 July - 05 August, 2011,2164-2168.
  14. Teja Damodaram Bavirisetti and B. Sundar Rajan,
    ``Maximum Rate of 3- and 4-Real-Symbol ML Decodable Unitary Weight STBCs,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2011), St. Petersburg, Russia, 30 July - 05 August, 2011, 2752-2756.
  15. Lakshmi Prasad Natarajan and B. Sundar Rajan,
    ``Asymptotically-Optimal, Fast-Decodable, Full-Diversity STBCs,''
    Proceedings of IEEE ICC 2011, (ICC'11), Kyoto, Japan, 06-09 June, 2011.
  16. Lakshmi Prasad Natarajan and B. Sundar Rajan,
    ``Fast-Group-Decodable STBCs via codes over GF(4): Further Results,''
    Proceedings of IEEE ICC 2011, (ICC'11), Kyoto, Japan, 06-09 June, 2011.
  17. Ashok Kumar, Suresh Chandrasekaran, A. Chockalingam and B. Sundar Rajan,
    ``Near-Optimal Large-MIMO Detection Using Randomized MCMC and Randomized Search Algorithms,''
    Proceedings of IEEE ICC 2011, (ICC'11), Kyoto, Japan, 06-09 June, 2011.
  18. G. Abhinav and B. Sundar Rajan,
    ``Two-User Gaussian Interference Channel with Finite Constellation Input and FDMA``
    Proceedings of IEEE Wireless Communications and Networking Conference, (WCNC 2011), Quintana-Roo, Mexico, 28-31 March 2011, pp. 801-806.
  19. Lakshmi Prasad Natarajan and B. Sundar Rajan,
    ``Asymptotically-Good, Multigroup ML-Decodable STBCs``
    Proceedings of IEEE Globecom 2010 , Miami, Florida, USA, 6-10 Dec., 2010.
  20. K. Pavan Srinath and B. Sundar Rajan,
    ``Reduced ML-Decoding Complexity, Full-Rate STBCs for $2^a$ Transmit Antenna Systems``
    Proceedings of IEEE Globecom 2010 , Miami, Florida, USA, 6-10 Dec., 2010.
  21. Nagaraja Srinidhi, Tanumay Datta, A. Chockalingam and B. Sundar Rajan,
    ``Layered Tabu Search Algorithm for Large-MIMO Detection and a Lower Bound on ML Performance``
    Proceedings of IEEE Globecom 2010 , Miami, Florida, USA, 6-10 Dec., 2010.
  22. Lakshmi Prasad Natarajan and B. Sundar Rajan,
    ``A New Full-diversity Criterion and Low-complexity STBCs with Partial Interference Cancellation``
    Proceedings of IEEE Information Theory Workshop, (ITW 2010), Dublin, Ireland, 30 August-03 Sept., 2010.
  23. Lakshmi Prasad Natarajan and B. Sundar Rajan,
    ``Fast-Group-Decodable STBCs via Codes over GF(4),''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2010), Austin, Texas, USA, 13-18 June, 2010, pp. 1056-1060.
  24. Prasad Krishnan and B. Sundar Rajan,
    ``On Network-Error Correcting Convolutional Codes under the BSC Edge Error Model,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2010), Austin, Texas, USA, 13-18 June, 2010, pp. 2418-2422.
  25. K. Pavan Srinath and B. Sundar Rajan,
    ``Reduced ML-Decoding Complexity, Full-Rate STBCs for 4 Transmit Antenna Systems,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2010), Austin, Texas, USA, 13-18 June, 2010, pp. 2228-2232.
  26. J. Harshan, B. Sundar Rajan and Are Hjorungnes ,
    ``Training-Symbol Embedded, High-rate Complex Orthogonal Designs for Relay Networks,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2010), Austin, Texas, USA, 13-18 June, 2010, pp. 2233-2237.
  27. Prasad Krishnan and B. Sundar Rajan,
    ``Network error correction for unit-delay, memory-free networks using convolutional codes,''
    Proceedings of IEEE ICC 2010, (ICC'10), Cape Town, South Africa, 23-27 May, 2010.
  28. Prasad Krishnan and B. Sundar Rajan,
    ``Single-generation Network Coding for Networks with Delay,''
    Proceedings of IEEE ICC 2010, (ICC'10), Cape Town, South Africa, 23-27 May, 2010.
  29. J. Harshan, B. Sundar Rajan and Are Hjorungnes ,
    ``Training-Embedded, Single-Symbol ML-Decodable, Distributed STBCs for Relay Networks,''
    Proceedings of IEEE ICC 2010, (ICC'10), Cape Town, South Africa, 23-27 May, 2010.
  30. Behrouz Maham, Are Hjorungnes and B. Sundar Rajan,
    ``Quasi-Orthogonal Design and Performance Analysis of Amplify-and-Forward Relay Networks with Multiple-Antennas,''
    Proceedings of IEEE Wireless Communication and Networking Conference 2010, (WCNC 2010), Sydney, Australia, 18-21 April, 2010.
  31. Behrouz Maham, B. Sundar Rajan and Are Hjorungnes,
    ``Performance Analysis of Single-Symbol Maximum Likelihood Decodable Linear STBCs,''
    Proceedings of 4th International Symposium on Communications, Control and Signal Processing (ISCCSP 2010), March 3-5, 2010, Limassol, Cyprus.
  32. K. Pavan Srinath and B. Sundar Rajan,
    ``Single Real-symbol decodable, High-rate, Distributed Space-Time Block Codes,''
    Proceedings of IEEE Information Theory Workshop, (ITW 2010), Cairo, Egypt, Jan. 6-8, 2010.
  33. Pritam Som, Tanumay Datta, A. Chockalingam and B. Sundar Rajan,
    ``Improved Large-MIMO Detection Based on Damped Belief Propagation,''
    Proceedings of IEEE Information Theory Workshop, (ITW 2010), Cairo, Egypt, Jan. 6-8, 2010 (Invited paper session "Advances in MIMO and Cooperative Communication").
  34. Prasad Krishnan and B. Sundar Rajan,
    ``Convolutional codes for network error correction,''
    Proceedings of IEEE GLOBECOM 2009, (GLOBECOM'09), Honolulu, Hawai, USA, Nov. 30- Dec. 04, 2009.
  35. Naveen Deshpande and B. Sundar Rajan,
    ``Constellation constrained capacity of two-user broadcast channels,''
    Proceedings of IEEE GLOBECOM 2009, (GLOBECOM'09), Honolulu, Hawai, USA, Nov. 30- Dec. 04, 2009.
  36. J. Harshan and B. Sundar Rajan,
    ``STBCs with reduced sphere decoding complexity for two user MIMO MAC,''
    Proceedings of IEEE GLOBECOM 2009, (GLOBECOM'09), Honolulu, Hawai, USA, Nov. 30- Dec. 04, 2009.
  37. J. Harshan and B. Sundar Rajan,
    ``Coding for Two-User Gaussian MAC with PSK and PAM Signal Sets,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2009), Seoul, South Korea, June 28- July 03, 2009, pp. 1859-1863.
  38. Arijith Chowdhury and B. Sundar Rajan,
    ``Quantum Error Correction via Codes over GF(2),''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2009), Seoul, South Korea, June 28- July 03, 2009, pp. 789-793.
  39. K. Pavan Srinath and B. Sundar Rajan,
    ``High-Rate, 2-Group ML-Decodable STBCs for $2^m$ Transmit Antennas,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2009), Seoul, South Korea, June 28- July 03, 2009, pp. 2008-2012.
  40. G. Susinder Rajan and B. Sundar Rajan,
    ``Low Complexity Distributed STBCs with Unitary Relay Matrices for any Number of Relays,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2009), Seoul, South Korea, June 28- July 03, 2009, 80-84.
  41. Smarajit Das and B. Sundar Rajan,
    ``A Novel Construction of Complex Orthogonal Designs with Maximal Rate and Low-PAPR,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2009), Seoul, South Korea, June 28- July 03, 2009, pp. 89-93.
  42. Nagaraja Srinidhi, Saif Mohammed Khan, A. Chockalingam and B. Sundar Rajan,
    ``Low-Complexity Near-ML Decoding of Large Non-Orthogonal STBCs using Reactive Tabu Search,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2009), Seoul, South Korea, June 28- July 03, 2009, pp. 1993-1997.
  43. Suneel Madhekar, Pritam Som, A. Chockalingam and B. Sundar Rajan,
    ``Belief Propagation Based Decoding of Large Non-Orthogonal STBCs,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2009), Seoul, South Korea, June 28- July 03, 2009, pp. 2003-2007.
  44. Saif Mohammed Khan, A. Chockalingam and B. Sundar Rajan,
    ``Low-Complexity Near-ML Decoding of Large Non-Orthogonal STBCs Using PDA,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2009), Seoul, South Korea, June 28- July 03, 2009, pp. 1998-2002.
  45. K. Pavan Srinath and B. Sundar Rajan,
    ``A Low ML-Decoding Complexity, High Coding-Gain, Full-Rate, Full-Diversity STBC for 4x2 MIMO System,''
    Proceedings of IEEE ICC 2009, Dresden, Germany, June 14-18, 2009.
  46. Ahmed Zaki, Saif Mohammed Khan, A. Chockalingam and B. Sundar Rajan,
    ``A Training-Based Iterative Detection/Channel Estimation Scheme for Large Non-Orthogonal STBC MIMO Systems,''
    Proceedings of IEEE ICC 2009, Dresden, Germany, June 14-18, 2009.
  47. K. Pavan Srinath and B. Sundar Rajan,
    ``A Low-Complexity, Full-Rate, Full-Diversity 2x2 STBC with Golden Code's Coding Gain,''
    Proceedings of IEEE GLOBECOM 2008, New Orleans, USA, 30 Nov.-04 Dec., 2008.
  48. Saif Mohammed, A. Chockalingam and B. Sundar Rajan,
    ``High-Rate Space-Time Coded Large MIMO Systems: Low-Complexity Detection and Performance,''
    Proceedings of IEEE GLOBECOM 2008, New Orleans, USA, 30 Nov.-04 Dec., 2008.
  49. Saif Mohammed, A. Chockalingam and B. Sundar Rajan,
    ``Low-Complexity Detection and Performance in Multi-Gigabit High Spectral Efficiency Wireless Systems,''
    Proceedings of IEEE PIMRC 2008 - Gigabit Wireless Systems Special Session, Cannes, France, September 15-18, 2008.
  50. Saif Mohammed, A. Chockalingam and B. Sundar Rajan,
    ``A Low-Complexity Precoder for Large Multiuser MIMO Systems,''
    Proceedings of 2008 IEEE 67th Vehicular Technology Conference: VTC2008-Spring , Singapore, May 11-14, 2008, pp.797-801.
  51. Harshan Jagadeesh and B. Sundar Rajan,
    ``Finite Signal-set Capacity of Two-user Gaussian Multiple Access Channel,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2008), Toronto, Canada, July 06-11, 2008, pp. 1203-1207.
  52. Smarajit Das and B. Sundar Rajan,
    ``Low-delay, High-rate, Non-square STBCs from Scaled Complex Orthogonal Designs,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2008), Toronto, Canada, July 06-11, 2008, pp. 1483-1487.
  53. Dheeraj Sreedhar, A. Chockalingam and B. Sundar Rajan,
    ``High-rate, Single-Symbol Decodable Distributed STBCs for Partially-Coherent Cooperative Networks,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2008), Toronto, Canada, July 06-11, 2008, pp. 2538-2542.
  54. Saif Mohammed, A. Chockalingam and B. Sundar Rajan,
    ``A Low-Complexity Near-ML Performance Achieving Algorithm for Large MIMO Detection,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2008), Toronto, Canada, July 06-11, 2008, pp. 2012-2016.
  55. Saif K. Mohammed, K. Vishnu Vardhan, A. Chockalingam, and B. Sundar Rajan,
    ``Large MIMO Systems: A Low-Complexity Detector at High Spectral Efficiencies,''
    Proceedings of ICC 2008, Beijing, China, May 19-23, 2008.
  56. Harshan Jagadeesh and B. Sundar Rajan,
    ``Single-Symbol ML Decodable Precoded DSTBCs for Cooperative Networks''
    Proceedings of ICC 2008, Beijing, China, May 19-23, 2008.
  57. Harshan Jagadeesh and B. Sundar Rajan,
    ``Non-Differential DSTBCs for Partially-Coherent Cooperative communication,''
    Proceedings of ICC 2008, Beijing, China, May 19-23, 2008.
  58. G. Susinder Rajan and B. Sundar Rajan,
    ``OFDM based Distributed Space Time Coding for Asynchronous Relay Networks,''
    Proceedings of ICC 2008, Beijing, China, May 19-23, 2008.
  59. Dheeraj Sreedhar, A. Chockalingam and B. Sundar Rajan,
    ``Single-Symbol ML Decodable Distributed STBCs for Partially-Coherent Cooperative Networks,''
    Proceedings of ICC 2008, Beijing, China, May 19-23, 2008.
  60. Saif Khan Mohammed, B. Sundar Rajan and A. Chockalingam,
    ``On the maximal rate of non-square STBCs from complex orthogonal designs,''
    Proceedings of IEEE GLOBECOM 2007, Washington D.C., USA, Nov. 26-30, 2007.
  61. Harshan Jagadeesh and B. Sundar Rajan,
    ``Co-ordinate Interleaved Distributed Space-Time Coding for Two-antenna Relay Networks,''
    Proceedings of IEEE GLOBECOM 2007, Washington D.C., USA, Nov. 26-30, 2007.
  62. G. Muni Kumar and B. Sundar Rajan,
    ``Low PAPR STBCs from Complex Partial-Orthogonal Designs (CPODs),''
    Proceedings of IEEE GLOBECOM 2007, Washington D.C., USA, Nov. 26-30, 2007.
  63. G. Susinder Rajan and B. Sundar Rajan,
    ``Four Group Decodable Differential Scaled Unitary Linear Space-Time Codes,''
    Proceedings of IEEE GLOBECOM 2007, Washington D.C., USA, Nov. 26-30, 2007.
  64. G.Susinder Rajan and B. Sundar Rajan,
    ``Signal set design for full-diversity low-decoding-complexity differential scaled-unitary STBCs,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2007), Nice, France, June 24-29, 2007, pp. 1616-1620.
  65. G.Susinder Rajan and B. Sundar Rajan,
    ``STBCs from Representation of Extended Clifford Algebras,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2007), Nice, France, June 24-29, 2007, pp. 1626-1630.
  66. G.Susinder Rajan and B. Sundar Rajan,
    ``Noncoherent Low-Decoding-Complexity Space-Time Codes for Wireless Relay Networks,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2007), Nice, France, June 24-29, 2007, pp. 1521-1525.
  67. G.Susinder Rajan and B. Sundar Rajan,
    ``Algebraic Distributed Space-Time Codes with Low ML Decoding Complexity,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2007), Nice, France, June 24-29, 2007, pp. 1516-1520.
  68. Suvarup Saha, G. Susinder Rajan and B. Sundar Rajan,
    ``Channel Precoding for STBCs from Generalized Pseudo Orthogonal Designs,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2007), Nice, France, June 24-29, 2007, pp. 1936-1940.
  69. Smarajit Das and B. Sundar Rajan,
    ``Square Complex Orthogonal Designs with Low PAPR,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2007), Nice, France, June 24-29, 2007, pp. 2626-2630.
  70. Muni Kumar and B. Sundar Rajan,
    ``Complex Near-Orthogonal Designs with No Zero Entry,''
    Proceedings of IEEE International Symposium on Information Theory, (ISIT 2007), Nice, France, June 24-29, 2007, pp. 2636-2640.
  71. G.Susinder Rajan and B. Sundar rajan,
    ``A Non-Orthogonal Cooperative Multiple Access (NCMA) Protocol and Low ML decoding complexity codes,''
    Proceedings of IEEE Wireless Communications and Networking Conference (WCNC 2007), Hong Kong, 11-15 March 2007.
  72. G.Susinder Rajan and B. Sundar Rajan,
    ``Distributed space-time codes for cooperative networks with partial CSI,''
    Proceedings of IEEE Wireless Communications and Networking Conference (WCNC 2007), Hong Kong, 11-15 March 2007.
  73. G.Susinder Rajan, Anshoo Tandon and B. Sundar Rajan,
    ``On four-group ML decodable distributed space time codes for cooperative communication,''
    Proceedings of IEEE Wireless Communications and Networking Conference (WCNC 2007), Hong Kong, 11-15 March 2007.
  74. G.Susinder Rajan and B. Sundar Rajan,
    ``A Non-orthogonal Distributed Space-Time Coded Protocol, Part-I: Signal Model and Design Criteria,''
    Proceedings of IEEE Information Theory Workshop (ITW 2006), Chengdu, China, October 22-26, 2006, pp.385-389.
  75. G.Susinder Rajan and B. Sundar Rajan,
    ``A Non-orthogonal Distributed Space-Time Coded Protocol, Part-II: Code construction and DM-G Tradeoff,''
    Proceedings of IEEE Information Theory Workshop (ITW 2006), Chengdu, China, October 22-26, 2006, pp.488-492.
  76. Sanjay Karmakar and B. Sundar Rajan,
    ``Multi-group decodable STBCs from Clifford Algebras,''
    Proceedings of IEEE Information Theory Workshop (ITW 2006), Chengdu, China, October 22-26, 2006, pp.448-452.
  77. Sanjay Karmakar and B. Sundar Rajan,
    ``High-rate Double-Symbol-Decodable STBCs from Clifford Algebras,''
    Proceedings of IEEE GLOBECOM 2006, San Francisco, Nov.27-Dec.01, 2006.
  78. Sanjay Karmakar and B. Sundar Rajan,
    ``Minimum-decoding-complexity maximum-rate space-time block codes from Clifford algebras,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2006), Seattle, USA, July 09-14, 2006, pp.788-792.
  79. Sanjay Karmakar and B. Sundar Rajan,
    `` Non-unitary weight space-time block codes with minimum decoding complexity,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2006), Seattle, USA, July 09-14, 2006, pp.793-797.
  80. Kiran T. and B. Sundar Rajan,
    ``Distributed space-time codes with reduced decoding complexity,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2006), Seattle, USA, July 09-14, 2006, pp.542-546.
  81. Kiran T. and B. Sundar Rajan,
    `` Partially-coherent distributed space-time codes with differential encoder and decoder,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2006), Seattle, USA, July 09-14, 2006, pp.547-551.
  82. Smarajit Das and B. Sundar Rajan,
    ``On the maximal-rate of (n+1)xn and (n+2)xn complex orthogonal designs,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2006), Seattle, USA, July 09-14, 2006, pp.381-385.
  83. Rahul Vaze and B. Sundar Rajan,
    ``On space-time trellis codes achieving optimal diversity-multiplexing tradeoff,''
    Proceedings of IEEE International Conference on Communications (ICC 2006), Istanbul, Turkey, June 11-15, 2006.
  84. B. Sundar Rajan,
    ``Space-Time-Frequency Codes for MIMO-OFDM Systems,''
    Invited Paper Proceedings of XXVIII-th General Assembly of International Union of Radio Science (URSI), Oct.23-29, New Delhi, India.
  85. Vijay Ahirwar and B. Sundar Rajan,
    ``Low PAPR Full-Diversity Space-Frequency Codes for MIMO-OFDM Systems,''
    To appear in Proceedings of IEEE Globecom 2005, St.Louis, Missouri, Nov. 28 - Dec.2, 2005.
  86. Kiran T. and B. Sundar Rajan,
    ``A systematic design of high-rate full-diversity space-frequency codes for MIMO-OFDM systems,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2005), Adelaide, Australia, September 4-9, 2005, pp.2075-79.
  87. Kiran T. and B. Sundar Rajan,
    ``STBC-schemes with non-vanishing determinants for certain number of transmit antennas,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2005), Adelaide, Australia, September 4-9, 2005, pp.1178-82.
  88. U.Sripati, V.Shashidhar and B. Sundar Rajan,
    ``Full-diversity Group Space-Time-Frequency (GSTF) codes from cyclic codes,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2005), Adelaide, Australia, September 4-9, 2005, pp.2080-84.
  89. S.Gowrisankar and B. Sundar Rajan,
    ``A rate-one full-diversity low-complexity space-time-frequency block code for 4-Tx MIMO-OFDM,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2005), Adelaide, Australia, September 4-9, 2005, pp.2090-94.
  90. V.Ahirwar and B. Sundar Rajan,
    ``Tradeoff between PAPR reduction and decoding complexity in transformed OFDM systems,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2005), Adelaide, Australia, September 4-9, 2005, pp.1256-60.
  91. Kiran. T and B. Sundar Rajan,
    ``Optimal Rate-Diversity trade-off STBCs from codes over arbitrary finite fields,''
    Proceedings of IEEE International Conference on Communications (ICC 2005), Seoul, Korea, May 15-19, 2005, pp.453-57.
  92. Rahul Vaze, V. Shashidhar and B. Sundar Rajan,
    ``A high-rate generalized coded delay diversity scheme and its diversity-multiplexing trade-off,''
    Proceedings of IEEE International Conference on Communications (ICC 2005), Seoul, Korea, May 15-19, 2005, pp.448-52.
  93. Kiran. T and B. Sundar Rajan,
    ``High-rate Full-rank Space-Time Block Codes from Cayley Algebra,''
    Proceedings of International Conference on Signal Processing and Communications (SPCOM 2004), Dec. 11-14, 2004, IISc Bangalore.
  94. Kiran. T and B. Sundar Rajan,
    ``Optimal STBCs from codes over Galois Rings,''
    Proceedings of IEEE International Conference on Personal Wireless Communications,'' (ICPWC 2005), New Delhi, India, January, 2005, pp.120-124.
  95. Petros Elia, P.Vijay Kumar, Sameer A.Pawar, K.Raj Kumar, B. Sundar Rajan and Hsiao-feng (Francis) Lu,
    ``Diversity-Multiplexing tradeoff Analysis of a few Algebraic Space-Time Constructions,''
    Proceedings of 42nd Annual Allerton Conference on Communications, Control and Computing 2004.
  96. V. Shashidhar, B. Sundar Rajan and P.Vijay Kumar,
    ``Asymptotic-Information-Lossless Designs and Diversity-Multiplexing tradeoff,''
    Proceedings of IEEE Global Telecommunications Conference (GLOBECOM 2004), Communication Theory Symposium, Dallas, Texas, 29 Nov-3 Dec., 2004, pp.366-370.
  97. R.V.Jagannadha Rao Doddi, V. Shashidhar, Md.Zafar Ali Khan and B. Sundar Rajan,
    `` Low-complexity, Full-diversity Space-Time-Frequency Block Codes for MIMO-OFDM,''
    Proceedings of IEEE Global Telecommunications Conference (GLOBECOM 2004), Communication Theory Symposium, Dallas, Texas, 29 Nov-3 Dec., 2004, pp.204-208.
  98. Kiran T and B. Sundar Rajan,
    ``High-rate, Information-Lossless Linear Dispersion STBCs from Group Algebra,''
    Proceedings of IEEE Global Telecommunications Conference (GLOBECOM 2004), Communication Theory Symposium, Dallas, Texas, 29 Nov-3 Dec., 2004, pp.381-385.
  99. Sripati Udipi, B. Sundar Rajan and V.Shashidhar,
    ``Full-diversity STBCs for Block-Fading channles from Cyclic codes,''
    Proceedings of IEEE Global Telecommunications Conference (GLOBECOM 2004), Communication Theory Symposium, Dallas, Texas, 29 Nov-3 Dec., 2004, pp.566-570.
  100. Rahul Vaze and B. Sundar Rajan,
    ``High-rate STBC-MTCM Schemes for Quasi-static and Block-fading channels,''
    Proceedings of IEEE Global Telecommunications Conference (GLOBECOM 2004), Communication Theory Symposium, Dallas, Texas, 29 Nov-3 Dec., 2004, pp.535-539.
  101. Kaustaumani Manji and B. Sundar Rajan,
    ``On the PAPR of Binary Reed-Muller OFDM Codes,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2004), Chicago, June 27- July 2, 2004, p.423.
  102. V.Shashidhar, B. Sundar Rajan and P.Vijay Kumar,
    ``STBCs with Optimal Diversity-Multiplexing Trade-off for 2,3 and 4 Transmit Antennas,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2004), Chicago, June 27- July 2, 2004, p.125.
  103. U.Sripati, V.Shashidhar and B. Sundar Rajan,
    ``Designs and Full-Rank STBCs from DFT Domain Description of Cyclic Codes,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2004), Chicago, June 27- July 2, 2004, p.340.
  104. V.Shashidhar, B. Sundar Rajan and B.A.Sethuraman,
    ``Information -Lossless STBCs from Crossed-Product Algebras,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2004), Chicago, June 27- July 2, 2004, p.126.
  105. V.Shashidhar and B. Sundar Rajan,
    ``Constadihedral Codes and their Transform Domain Characterization,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2004), Chicago, June 27- July 2, 2004, p.254.
  106. Zafar Ali Khan and B. Sundar Rajan,
    ``On the Maximal Rate of Square Quasi-Orthogonal Designs,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2004), Chicago, June 27- July 2, 2004, p.358.
  107. Kiran T. and B. Sundar Rajan,
    ``Vandermonde Cocyclic Codes and suitable DFT,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2004), Chicago, June 27- July 2, 2004, p.253.
  108. G.Viswanath and B. Sundar Rajan,
    ``Matrix Characterization of Near-MDS Codes over $Z_m$ and Abelian Groups,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2004), Chicago, June 27- July 2, 2004, p.527.
  109. V. Shashidhar, B. Sundar Rajan and B.A.Sethuraman
    ``STBCs using capacity achieving designs from crossed-product division algebras,''
    Proceedings of IEEE International Conference on Communications (ICC 2004), 20-24 June 2004, Paris, France, pp.827-831.
  110. B. Sundar Rajan, B.A.Sethuraman and V.Shashidhar
    ``Information-Lossless Space-Time Block Codes from Division Algebras,''
    Presented in berwolfach Meeting on Kodierungstheorie held at Mathematisches Forschungsinstitut Oberwolfach, Germany, during December 7-13, 2003, Abstract, Report No:53/2003, p.2.
  111. V. Shashidhar, B. Sundar Rajan and B.A.Sethuraman,
    ``STBCs using Capacity Achieving Designs from Cyclic Division Algebras,''
    Proceedings of IEEE Global Telecommunications Conference (GLOBECOM 2003), Communication Theory Symposium, San Francisco, 1-5 Dec., 2003, Vol.4, pp.1957-1962.
  112. Zafar Ali Khan, B. Sundar Rajan and M.H.Lee
    ``Rectangular Coordinate Interleaved Orthogonal Designs,''
    Proceedings of IEEE Glob al Telecommunications Conference (GLOBECOM 2003), Communication Theory Symposium, San Francisco, 1-5 Dec., 2003, Vol.4, pp.2004-2009.
  113. T. Anantha Narayanan and B. Sundar Rajan,
    ``A General Construction of Space-Time Trellis Codes for PSK signal sets,''
    Proceedings of IEEE Glob al Telecommunications Conference (GLOBECOM 2003), Communication Theory Symposium, San Francisco, 1-5 Dec., 2003, Vol.4, pp.1978-1983.
  114. Zafar Ali Khan and B. Sundar Rajan,
    ``Space-Time block codes from designs for fast-fading channels,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2003), Yokohama, Japan,
    June 29-July 4, 2003, p.154.
  115. Zafar Ali Khan, B. Sundar Rajan and Moon Ho Lee,
    ``On Single-Symbol and Double-Symbo Decodable STBCs,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2003), Yokohama, Japan,
    June 29-July 4, 2003, p.127.
  116. V. Shashidhar. K. Subrahmanyam, R. Chandrasekharan, B. Sundar Rajan and B. A. Sethuraman,
    ``High-Rate Full-Diversity STBCs from Field Extensions,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2003), Yokohama, Japan,
    June 29-July 4, 2003, p.126.
  117. U. Sripati and B. Sundar Rajan,
    ``On the Rank-Distance of Cyclic Codes,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2003), Yokohama, Japan,
    June 29-July 4, 2003, p.72.
  118. T. Kiran and B. Sundar Rajan,
    ``Consta-abelian codes over Galois Rings in the DFT Domain,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2003), Yokohama, Japan,
    June 29-July 4, 2003, p.332.
  119. Bikash Kumar Dey and B. Sundar Rajan,
    ``Affine-Invariant Extended cyclic codes over Galois Rings.''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2003), Yokohama, Japan,
    June 29-July 4, 2003, p.160.
  120. G. Viswanath and B. Sundar Rajan,
    ``On Asymptotic Elias bound for Euclidean space codes over distance-uniform signal sets,''
    Proceedings of IEEE International Symposium on Information Theory (ISIT 2003), Yokohama, Japan,
    June 29-July 4, 2003, p.466.
  121. B. A. Sethuraman and B. Sundar Rajan,
    ``An Algebraic Description of Orthogonal Designs and the Uniqueness of the Alamouti Code,''
    Proceedings: IEEE Global Telecommunications Conference (GLOBECOM 2002), Communication Theory Symposium, Taipai, Nov. 17-21,2002, pp.1088-1092.
  122. B. A. Sethuraman and B. Sundar Rajan,
    ``Full-Rank, Full-Rate STBCs from Division Algebras,''
    Proceedings: 2002 IEEE Information Theory Workshop, (ITW 2002), Oct. 20-25, 2002, Bangalore, India, pp.69-72.
  123. Zafar Ali Khan and B. Sundar Rajan,
    ``Space-Time Block Codes from Co-ordinate Interleaved Orthogonal Designs,''
    Proc: IEEE International Symposium on Information Theory,(ISIT 2002), Lausanne, Switzerland, June 30-July 5, 2002, p.275.
  124. Bikash Kumar Dey and B. Sundar Rajan,
    ``Codes closed under arbitrary abelian group of permutations,''
    Proc: IEEE International Symposium on Information Theory,(ISIT 2002), Lausanne, Switzerland, June 30- July 5, 2002, p.201.
  125. B. A. Sethuraman and B. Sundar Rajan,
    ``STBC from Field Extensions of the Rational Field,''
    Proc: IEEE International Symposium on Information Theory,(ISIT 2002), Lausanne, Switzerland, June 30-July 5, 2002, p.274.
  126. Manoj K.N. and B. Sundar Rajan,
    ``Full Rank Distance Codes and Optimal STBC for BPSK Modulation,''
    Proc: IEEE International Symposium on Information Theory,(ISIT 2002), Lausanne, Switzerland, June 30- July 5, 2002, p.276.
  127. B. A. Sethuraman and B. Sundar Rajan,
    ``Optimal STBC over PSK Signal Sets from Cyclotomic Field Extensions,''
    Proc: IEEE International Conference on Communications, (ICC 2002), April 28- May 2, New York City, U.S.A., vol.3, pp.1783-1787.
  128. S. K. Mehta and B. Sundar Rajan,
    ``On the Dimension of SSRS Codes,''
    Proc: IEEE International Symposium on Information Theory,(ISIT 2001), Washington D.C., USA, June 24-29, 2001, p.178.
  129. B. Sundar Rajan and M. H. Lee,
    "Quasi-Cyclic Dyadic Codes in Walsh-Hadamard Transform Domain",
    Proc: IEEE International Symposium on Information Theory,(ISIT 2001), Washington D.C., USA, June 24-29, 2001, p.37.
  130. Priti Shankar, P. N. A. Kumar, K. Shashidhar and B. Sundar Rajan,
    ``ML Decoding of block codes on their tail-biting trellises,''
    Proc:IEEE International Symposium on Information Theory,(ISIT 2001), Washington D.C., USA, June 24-29, 2001, p.291.
  131. G. Viswanath and B. Sundar Rajan,
    ``Matrix Characterization of Generalized Hamming Weights,''
    Proc: IEEE International Symposium on Information Theory,(ISIT 2001), Washington D.C., USA, June 24-29, 2001, p.61.
  132. Bikash Kumar Dey and B. Sundar Rajan,
    ``DFT Domain Characterization of Quasi-Cyclic Codes,''
    Proc: IEEE International Symposium on Information Theory,(ISIT 2001), Washington D.C., USA, June 24-29, 2001, p.36.
  133. Bikash Kumar Dey and B. Sundar Rajan,
    "DFT Characterization of Minimal QuasiCyclic Codes,"
    Proc: International Conference on Communications, Computers \& Devices, (ICCCD-2000), IIT Kharagpur, India, pp.701-704.
  134. Zafar Ali Khan and B. Sundar Rajan,
    "Bit and Coordinate Interleaved Coded Modulation,"
    Conference Record:IEEE, Global Telecommunications Conference, (GLOBECOM-2000), San Francisco, 27 Nov.-1, Dec., 2000, pp.1595-1599.
  135. Zafar Ali Khan and B. Sundar rajan,
    "A Tight Upper Bound for 8-PSK BICM Schemes for Rayleigh Fading Channels,''
    Proceedings: International Symposium on Information Theory and Its Applications, (ISITA 2000), Volume-I, Honolulu, Hawaii, U.S.A., Nov.5-8, 2000, pp.164-167.
  136. Moon Ho Lee, J. Y. Park and B. Sundar Rajan,
    "A Generalized Reverse Jacket Transform via the Mixed-Radix Index Representation,"
    Proceedings: The 6-th Asia-Pacific Conference on Communications, (APCC 2000), Volume-II, 30 Oct- 2 Nov., 2000, pp.718-721.
  137. V. Shashidhar, B. Sundar Rajan and V. U. Reddy,
    "Optimal 4- and 8-State Across-the-Subchannels TCM Encoders for DMT Systems,"
    Proc:IEEE International Symposium on Information Theory, (ISIT-2000), June 25-30, 2000, Sorrento, Italy, p.75.
  138. B. Sundar Rajan and G. Viswanath,
    "Minimal Tail-Biting Trellises for Linear MDS Codes over $F_{p^m}$,"
    Proc. of IEEE International Symposium on Information Theory, (ISIT-2000), June 25-30, 2000, Sorrento, Italy, p.118.
  139. Zafar Ali Khan and B. Sundar Rajan,
    "A 4-State Asymmetric 8-PSK TCM Scheme for Rayleigh Fading Channels Optimum at High SNRs,"
    Proc.of 2000 IEEE 51st Vehicular Technology Conference (VTC2000-Spring), May 15-18, 2000, Tokyo, Japan, pp.685-689.
  140. Zafar Ali Khan and B. Sundar Rajan,
    "A New 4-State Asymmetric 8-PSK TCM Scheme for Rayleigh Fading Channels,"
    Proceedings of the 22nd Symposium on Information Theory and Its Applications, (SITA99), Nov.30-Dec.4, 1999, Yuzawa, Niigata, Japan, pp.749-752.
  141. Bikash Kumar Dey and B. Sundar Rajan,
    "An Algorithm to determine Linearizability of Primitive Length Cyclic Group Codes over Elementary Abelian Groups,"
    Proceedings of the 22nd Symposium on Information Theory and Its Applications, SITA99, Nov.30-Dec.4, 1999, Yuzawa, Niigata, Japan, pp.591-594.
  142. B. Sundar Rajan and G. Viswanath,
    "An Efficient Algorithm for Constructing Minimal Tail-biting Trellises for MDS codes over $Z_{p^m}$,"
    Proceedings of the 22nd Symposium on Information Theory and Its Applications, SITA99, Nov.30-Dec.4, 1999, Yuzawa, Niigata, Japan, pp.603-604.
  143. B. Sundar Rajan and G. Viswanath,
    "Asymptotic Elias Bound for Euclidean Space Codes over Uniform Signal Sets,"
    Proceedings: 1999 IEEE International Workshop on Information Theory, (ITW 1999), Kruger National Park, South Africa, June 20-25, 1999, p.109.
  144. L. Venkata Subramaniam, B. Sundar Rajan and R. Bahl,
    "Trellis Coded Modulation Schemes for Underwater Acoustic Communications",
    Proceedings: OCEANS'98, IEEE Oceanic Engineering Society, Nice, France, Sept.28-Oct.1, 1998, Vol-2, pp.800-804.
  145. L. Venkata Subramaniam, B. Sundar Rajan and R. Bahl,
    "A 4-State Asymmetric 8-PSK TCM Scheme for Rayleigh Fading Channels,"
    Proceedings: 1998 IEEE International Symposium on Information Theory, (ISIT 1998), M.I.T., U.S.A., Aug.16-21, 1998, p252.
  146. J. Bali and B. Sundar Rajan,
    "Two Good Two-Level Euclidean Space Codes,"
    Proc: 1998 IEEE Information Theory Workshop,(ITW 1998), San Diego, California, USA, Feb.8-11, 1998.
  147. A. A. Zain and B. Sundar Rajan,
    "M-PSK BCM using Cyclic Codes over Elementary Abelian Groups,"
    Proc: IEEE International Symposium on Information Theory (ISIT'97), Ulm, Germany, June 29-July 4, 1997, p.410.
  148. J. Bali and B. Sundar Rajan,
    "Block Coded 2M-APSK Modulation using Two--Level Group Codes over Dihedral Groups,"
    Proc: IEEE International Symposium on Information Theory (ISIT'97), Ulm, Germany, June 29-July 4, 1997, p.171.
  149. T. V. Selvakumaran and B. Sundar Rajan,
    "Block Coded Modulation using Two-Level Group Codes over Generalized Quaternion Groups,"
    Proc: IEEE International Symposium on Information Theory (ISIT'97), Ulm, Germany, June 29-July 4, 1997, p.170.
  150. V. V. Vazirani, Huzur Saran and B. Sundar Rajan,
    "An Efficient Algorithm for Constructing Minimal Trellises for Codes over Finite Abelian Groups,"
    Proc: 37th Annual IEEE Symposium on the Foundations of Computer science,(FOCS), Berlington Vermont, England, Oct.1996, pp.144-153.
  151. J. Bali and B. Sundar Rajan,
    "A Class of Multilevel Group Codes over Dihedral Groups with good Euclidean Distance Properties,"
    Proc. Mediterranean Workshop on Coding and Information Integrity, Feb.28-Mar.1, Palma, Spain, 1996, pp.78-81.
  152. A. A. Zain and B. Sundar Rajan,
    "Reed-Solomon Group Codes,"
    Proc: IEEE International Symposium on Information Theory (ISIT'95), British Columbia, Canada, Sept.17-22, 1995, p.495.
  153. Manish Goel and B. Sundar Rajan,
    "A Decoding Algorithm for Linear Codes over $Z_4$,"
    Proc: IEEE International Symposium on Information Theory (ISIT'95), British Columbia, Canada, Sept.17-22, 1995, p.413.
  154. A. A. Zain and B. Sundar Rajan,
    "Linear MDS Codes over Abelian Groups,"
    Proc: Fourth International Workshop on Algebraic and Combinatorial Coding Theory (ACCT-IV), Novgorod, Russia, Sept. 11-17, 1994, pp.194-197.
  155. A. A. Zain and B. Sundar Rajan,
    "Algebraic Characterization of Linear MDS Codes over Cyclic Groups,"
    Proc: 1994 IEEE International Workshop on Information Theory,(ITW 1994), Moscow, Russia, July 3-8, 1994, pp.113-117.
  156. B. Sundar Rajan and A. A. Zain,
    "Dual Codes of Linear Block Codes over Abelilan Groups,"
    Proc: 1994 IEEE International Symposium on Information Theory, (ISIT 1994), Trondheim, Norway, June 27- July 1, 1994, pp.482.
  157. B. Sundar Rajan, H. S. Madhusudhana and M. U. Siddiqi,
    "On Cyclic Product Codes,"
    Proc: 1993 IEEE International Symposium on Information Theory, (ISIT 1993) Jan. 17-22, 1993, San Antonio, Texas, U.S.A., p.400.
  158. B. Sundar Rajan and M. U. Siddiqi,
    "Transform Domain Characterization of Cyclic Codes over $Z_m$,"
    IEEE International Symposium on Information Theory, (ISIT 1988), June 19-24, 1988, Kobe, Japan, p.15.

(b) Publications in National Conferences:

  1. Sanjay Karmakar and B. Sundar Rajan,
    ``High-rate, Multi-Symbol-Decodable STBCs from Clifford Algebras,''
    Proceedings of Thirteenth National Conference on Communications (NCC 2007),, IIT Kanpur, January 27-29, 2007, pp.368-372.
  2. G.Susinder Rajan and B. Sundar Rajan,
    ``MMSE optimal space-time block codes from crossed product algebras,''
    Proceedings of Thirteenth National Conference on Communications (NCC 2007),, IIT Kanpur, January 27-29, 2007, pp.213-217.
  3. Kiran T. and B. Sundar Rajan,
    ``On the coding gain of optimal STBCs from rank-distance codes,''
    Proceedings of the Eleventh National Conference on Communications, IIT Kharagpur, NCC-2005, Jan. 28-30, 2005, pp.497-501.
  4. V.Shashidhar and B. Sundar Rajan,
    ``Multi-signal-set space-time block codes from designs,''
    Proceedings of the Tenth National Conference on Communications, IISc Bangalore, NCC-2004, Jan.30-Feb.1, pp.224-228.
  5. U.Sripati and B. Sundar Rajan,
    ``On the rank-distance of cyclic and abelian codes,''
    Proceedings of the Tenth National Conference on Communications, NCC-2004, Jan.3--Feb.1, IISc, Bangalore, pp.249-253.
  6. Zafar Ali Khan and B. Sundar Rajan,
    ``Generalized Differential Space-Time Block Codes,''
    Proceedings of the Ninth National Conference on Communications, NCC-2003, IIT Madras, Jan.31- Feb.2, 2003, pp.5-9.
  7. Hemant Paranjape and B. Sundar Rajan,
    ``Improved TCM over Transmit Diversity Channel,''
    Proceedings of the Ninth National Conference on Communications, NCC-2003, IIT Madras, Jan.31- Feb.2, 2003, pp.373-377.
  8. Zafar Ali Khan and B. Sundar Rajan,
    ``A full-rate linear processing STBC for three transmit antennas,''
    Proceedings of the Ninth National Conference on Communications, NCC-2002, IIT Bombay, Jan.26-27, 2002, pp.80-83.
  9. G.Viswanath and B. Sundar Rajan,
    ``Systematic Generator Matrix Characterization of $N^2MDS$ Codes,''
    Proceedings of the Seventh National Conference on Communications, NCC-2001, IIT Kanpur, Jan.27-28, 2001, pp.336-340.
  10. V.Shashidhar and B. Sundar Rajan,
    ``On Space-Time Block Codes for Rapid-Fading Rayleigh Channels,''
    Proceedings of the Seventh National Conference on Communications, NCC-2001, IIT Kanpur, Jan.27-28, 2001, pp.341-345.
  11. B. Sundar Rajan and G.Viswanath,
    ``Construction and Minimal Tail-Biting Trellis of some Near-MDS codes over $GF(p^m)$,''
    Proceedings of the Sixth National Conference on Communications, NCC-2000, IIT Delhi, Jan.28-30, 2000, pp.247-250.
  12. G.Viswanath and B. Sundar Rajan,
    ``Dimension-length profile of linear codes over $Z_{p^k}$,''
    Proceedings of the Sixth National Conference on Communications, NCC-2000, IIT Delhi, Jan.28-30, pp.251-252.
  13. B. Sundar Rajan, L.Venkata Subramanyam and R.Bahl,
    ``Gilbert-Varshamov bound for codes over signal sets matched to groups,''
    Proceedings of the Fifth National Conference on Communications, NCC-1999, IIT Kharagpur, Jan.29-31, 1999, pp.355-362.
  14. B. Sundar Rajan and G.Viswanath,
    ``Asymptotic Elias bound for Euclidean space codes over uniform signal sets,''
    Signal Processing and Communications, 5th Biennial Conference Proceedings, July 21-24, IISc Bangalore, 1999, pp.141-146.
  15. Jyoti Bali and B.Sundar Rajan,
    ``Rotational Invariance of Two-Level Group Codes over Dihedral and Dicyclic Groups,''
    Proceedings of Signal Processing, Communications and Networking, Bangalore, July 16-19, 1997, pp.35-42.
  16. Jyoti Bali and B.Sundar Rajan,
    ``On Multilevel Group Codes over Dihedral Groups,''
    Proceedings of the Second National Conference on Communications, NCC-1996, IIT Bombay, Feb.16-18, 1996, pp.51-54.