Conference Publications

1. Fathima Jesbin and A. Chockalingam, Near-Optimal Detection of Zak-OTFS Signals, IEEE ICC'2023, June 2024.

2. Vighnesh Bhat and A. Chockalingam, RIS-aided OTFS with Index Modulation, IEEE WCNC'2024, April 2024.

3. Sai Pradeep Muppaneni, Sandesh Rao Mattu, and A. Chockalingam, Data-aided Fractional Delay-Doppler Channel Estimation with Embedded Pilot Frames in DZT-based OTFS, Proc. IEEE VTC'2023-Fall, Hong Kong, October 2023.

4. Vighnesh Bhat and A. Chockalingam, OTFS-IM with Decode-and-Forward Relaying, Proc. IEEE VTC'2023-Fall, Hong Kong, October 2023.

5. Vighnesh Bhat and A. Chockalingam, Performance Analysis of MIMO-OTFS with Selective Decode-and-Forward Relaying, Proc. IEEE VTC'2023-Fall, Hong Kong, October 2023.

6. Vighnesh Bhat and A. Chockalingam, Performance Analysis of MIMO-OTFS with Decode-and-Forward Relaying, Proc. IEEE VTC'2023-Fall, Hong Kong, October 2023.

7. Sai Pradeep Muppaneni, Sandesh Rao Mattu, and A. Chockalingam, Delay-Doppler Domain Channel Estimation for DZT-Based OTFS Systems, Proc. IEEE SPAWC'2023, September 2023.

8. Shankul Saini and A. Chockalingam, Performance of RIS-aided Media Based Modulation with Imperfect CSI and Phase Tuning Errors, Proc. IEEE PIMRC'2023, September 2023.

9. Sandesh Rao Mattu and A. Chockalingam, Fractional Delay-Doppler Channel Estimation in OTFS with Sparse Superimposed Pilots using RNNs, Proc. IEEE VTC'2023-Spring, June 2023.

10. Shankul Saini, Vighnesh Bhat, and A. Chockalingam, RIS-aided Media Based Modulation, Proc. IEEE VTC'2023-Spring, June 2023.

11. Vineetha Yogesh, Vighnesh Bhat, Sandesh Rao Mattu, and A. Chockalingam, On the Bit Error Performance of OTFS Modulation using Discrete Zak Transform, Proc. IEEE ICC'2023, May-June 2023.

12. Fathima Jesbin, Sandesh Rao Mattu, and A. Chockalingam, Sparse Superimposed Pilot Based Channel Estimation in OTFS Systems, Proc. IEEE WCNC'2023, March 2023.

13. Sandesh Rao Mattu and A. Chockalingam, Learning based Delay-Doppler Channel Estimation with Interleaved Pilots in OTFS, Proc. IEEE VTC'2022-Fall, September 2022.

14. Gandhodi Harshavardhan, Vighnesh Bhat, and A. Chockalingam, RIS-Aided OTFS Modulation in High-Doppler Channels, Proc. IEEE PIMRC'2022, September 2022.

15. Sandesh Rao Mattu and A. Chockalingam, An RNN Based DD Channel Estimator for OTFS With Embedded Pilots, Proc. IEEE PIMRC'2022, September 2022.

16. Ashwitha Naikoti and A. Chockalingam, Performance Analysis of OTFS with Imperfect Delay-Doppler Channel State Information, Proc. IEEE VTC'2022-Spring, Helsinki, Finland, June 2022.

17. Sujata Sinha and A. Chockalingam, Multi-LED Transmission Schemes using OTFS Modulation in Visible Light Communication, Proc. IEEE VTC'2022-Spring, Helsinki, Finland, June 2022.

18. Sujata Sinha and A. Chockalingam, Quad-LED OTFS Modulation in Indoor Visible Light Communication Systems, Proc. IEEE GLOBECOM'2021, Madrid, Spain, December 2021.

19. Sujata Sinha and A. Chockalingam, OTFS Modulation in Dual-LED Indoor Visible Light Communication Systems, Proc. IEEE VTC'2021-Fall, September 2021.

20. Ashwitha Naikoti and A. Chockalingam, A DNN-Based OTFS Transceiver With Delay-Doppler Channel Training and IQI Compensation, Proc. IEEE PIMRC'2021, September 2021.

21. Jickson Francis, Rose Mary Augustine, and A. Chockalingam, Diversity and PAPR Enhancement in OTFS using Indexing, Proc. IEEE VTC'2021-Spring, Helsinki, Finland, April-May 2021.

22. Vighnesh Bhat and A. Chockalingam, Performance Analysis of OTFS Modulation with Transmit Antenna Selection, Proc. IEEE VTC'2021-Spring, Helsinki, Finland, April-May 2021.

23. Ashwitha Naikoti and A. Chockalingam, Low-complexity Delay-Doppler Symbol DNN for OTFS Signal Detection, Proc. IEEE VTC'2021-Spring, Helsinki, Finland, April-May 2021.

24. G. D. Surabhi and A. Chockalingam, Low-complexity Linear Equalization for 2x2 MIMO-OTFS Signals, Proc. IEEE SPAWC'2020, 26-29 May 2020.

25. Sandesh Rao Mattu, Lakshmi Narasimhan Theagarajan, and A. Chockalingam, Autoencoder based Robust Transceivers for Fading Channels using Deep Neural Networks, IEEE VTC'2020-Spring, Antwerp, Belgium, 25-28 May 2020.

26. Raheed O. K, G. D. Surabhi, and A. Chockalingam, Sparse Delay-Doppler Channel Estimation in Rapidly Time-Varying Channels for Multiuser OTFS on the Uplink, IEEE VTC'2020-Spring, Antwerp, Belgium, 25-28 May 2020.

27. Virendra Singh Rajput, D. R. Ashok, and A. Chockalingam, MU-MIMO NOMA with Linear Precoding Techniques in Indoor Downlink VLC Systems, IEEE VTC'2020-Spring, Antwerp, Belgium, 25-28 May 2020.

28. Bharath Shamasundar, Lakshmi Narasimhan Theagarajan, and A. Chockalingam, Capacity Analysis of Time-Indexed Media-based Modulation, IEEE WCNC'2020, Seoul, Korea, April 2020.

29. Rose Mary Augustine and A. Chockalingam, Interleaved Time-Frequency Multiple Access using OTFS Modulation, IEEE VTC2019-Fall, Honolulu, Hawaii, USA, September 2019.

30. Rupali Gupta, Bharath Shamasundar, and A. Chockalingam, Diversity Analysis of Time-indexed Media-based Mosulation, IEEE VTC2019-Fall, Honolulu, Hawaii, USA, September 2019.

31. Rupali Gupta, Bharath Shamasundar, and A. Chockalingam, Structured Sparse Matrix Sketching based Detection for Media-based Modulation,'' accepted in IEEE VTC2019-Fall, Honolulu, Hawaii, USA, September 2019.

32. Virendra Singh Rajput, D. R. Ashok, and A. Chockalingam, Joint NOMA Transmission in Indoor Multi-cell VLC Networks, IEEE PIMRC'2019, Istanbul, Turkey, September 2019.

33. Y. Naresh and A. Chockalingam, Performance of Media-Based Modulation in Two-Way Full-Duplex Relaying Networks, IEEE PIMRC'2019, Istanbul, Turkey, September 2019.

34. K. V. S. Sai Sushanth and A. Chockalingam, Multiple-LED Complex Modulation Schemes for Indoor MIMO VLC Systems,'' accepted in IEEE ICC'2019, Shanghai, China, May 2019.

35. D. R. Ashok and A. Chockalingam, Compact Optimal Pilot Design for Channel Estimation in MIMO VLC Systems, IEEE WCNC'2019, Marrakech, Morocco, April 2019.

36. Bharath Shamasundar and A. Chockalingam, Capacity Analysis and Structured Sparse Detection of Generalized Media-based Modulation, IEEE WCNC'2019, Marrakech, Morocco, April 2019.

37. Rose Mary Augustine, G. D. Surabhi, and A. Chockalingam, Space-Time Coded OTFS Modulation in High-Doppler Channels, IEEE VTC2019-Spring, Kuala Lumpur, Malaysia, April-May 2019.

38. G. D. Surabhi and A. Chockalingam, OTFS Modulation with Phase Noise in mmWave Communications, IEEE VTC2019-Spring, Kuala Lumpur, Malaysia, April-May 2019.

39. Sandeep Bhat and A. Chockalingam, Load Modulated Arrays using Channel Modulation with RF Mirrors, IEEE VTC2019-Spring, Kuala Lumpur, Malaysia, April-May 2019.

40. Bharath Shamasundar and A. Chockalingam, Joint Estimation of Channel and IQ Imbalance in Media-based Modulation, IEEE VTC2019-Spring, Kuala Lumpur, Malaysia, April-May 2019.

41. Murali Kollengode Ramachandran and A. Chockalingam, MIMO-OTFS in High-Doppler Fading Channels: Signal Detection and Channel Estimation, IEEE GLOBECOM'2018, Abu Dhabi, UAE, December 2018.

42. K. V. S. Sai Sushanth, Swaroop Jacob, and A. Chockalingam, Space-Time Indexed Multiple-LED Complex Modulation Schemes for VLC Systems, IEEE VTC'2018-Fall, Chicago, USA, August 2018.

43. Swaroop Jacob, T. Lakshminarasimhan, and A. Chockalingam, Dual-Mode Index Modulation Schemes for CPSC-MIMO Systems, IEEE VTC'2018-Fall, Chicago, USA, August 2018.

44. Sandeep Bhat and A. Chockalingam, MCMC sampling based signal detection in multiuser load modulated arrays, IEEE VTC'2018-Spring, Porto, Portugal, June 2018.

45. V. A. Srinivas, Y. Naresh, and A. Chockalingam, Optimal precoder for MIMO schemes in indoor wireless VLC systems, IEEE VTC'2018-Spring, Porto, Portugal, June 2018.

46. K. V. S. Sai Sushanth and A. Chockalingam, Performance of Imaging Receivers using Convex Lens in Indoor MIMO VLC Systems, IEEE VTC'2018-Spring, Porto, Portugal, June 2018.

47. D. R. Ashok and A. Chockalingam, Optimized Diagonal and Pseudo-random Phase Precoding Schemes for MIMO VLC Systems, IEEE VTC'2018-Spring, Porto, Portugal, June 2018.

48. K. Manu Krishnan, Swaroop Jacob, and A. Chockalingam, Detection of Generalized Media-Based Modulation Signals using Multi-layered Message Passing, IEEE VTC'2018-Spring, Porto, Portugal, June 2018.

49. Y. Naresh and A. Chockalingam, Performance Analysis of Full-Duplex Relaying with Media-Based Modulation, IEEE ICC'2018 Workshop - FDComm, Kansas City, USA, May 2018.

50. K. R. Murali and A. Chockalingam, On OTFS Modulation for High-Doppler Fading Channels, ITA'2018, San Diego, USA, February 2018.

51. Y. Naresh and A. Chockalingam, Full-Duplex Media-Based Modulation, IEEE GLOBECOM'2017 Workshops, Singapore, December 2017.

52. Sandeep Bhat and A. Chockalingam, Random Phase Modulation in Load Modulated Arrays, IEEE PIMRC'2017, Montreal, Canada, October 2017.

53. Swaroop Jacob, T. Lakshmi Narasimhan, and A. Chockalingam, Message Passing Receivers for Large-scale Multiuser Media-based Modulation, IEEE PIMRC'2017, Montreal, Canada, October 2017.

54. G. D. Surabhi and A. Chockalingam, Compact Antenna Spacing in mmWave MIMO Systems Using Random Phase Precoding, IEEE VTC2017-Fall, Toronto, Canada, September 2017.

55. Bharath Shamasundar and A. Chockalingam, Multiuser Media-based Modulation for Massive MIMO Systems, Proc. IEEE SPAWC'2017, Sapporo, Japan, July 2017. PDF

56. G. D. Surabhi and A. Chockalingam, Efficient Signaling Schemes for mmWave LOS MIMO Communication Using Uniform Linear and Circular Arrays, Proc. IEEE VTC2017-Spring, Sydney, Australia, June 2017. PDF

57. Bharath Shamasundar, Swaroop Jacob and A. Chockalingam, Time-Indexed Media-based Modulation, Proc. IEEE VTC2017-Spring, Sydney, Australia, June 2017. PDF

58. Swaroop Jacob and A. Chockalingam, Single-carrier Media-based Modulation in ISI Channels, Proc. NCC'2017, IIT Madras, Chennai, India, March 2017. PDF

59. Swaroop Jacob, T. Lakshmi Narasimhan, and A. Chockalingam, Space-Time Index Modulation, Proc. IEEE WCNC'2017, San Francisco, USA, March 2017. PDF

60. Bharath Shamasundar, Swaroop Jacob, Sandeep Bhat, and A. Chockalingam, Multidimensional Index Modulation in Wireless Communications, Proc. ITA'2017, San Diego, USA, February 2017. PDF

61. Sandeep Bhat and A. Chockalingam, Compensation of Power Amplifier Nonlinear Distortion in Spatial Modulation Systems, Proc. IEEE SPAWC'2016, Edinburgh, UK, July 2016. PDF

62. Sandeep Bhat and A. Chockalingam, Sparsity-Exploiting Detection of Large-Scale Multiuser GSM-MIMO Signals Using FOCUSS, Proc. IEEE VTC'2016-Spring, Nanjing, China, May 2016. PDF

63. S. P. Alaka, T. Lakshmi Narasimhan, and A. Chockalingam, Coded Index Modulation for Non-DC-Biased OFDM in Multiple LED Visible Light Communication, Proc. IEEE VTC'2016-Spring, Nanjing, China, May 2016. PDF

64. R. Tejaswi, T. Lakshmi Narasimhan, and A. Chockalingam, Quad-LED Complex Modulation (QCM) for Visible Light Wireless Communication, Proc. IEEE WCNC'2016, Doha, Qatar, April 2016. PDF

65. Y. Naresh, T. Lakshmi Narasimhan, and A. Chockalingam, Capacity Bounds and Performance of Precoder Index Modulation, Proc. IEEE WCNC'2016, Doha, Qatar, April 2016. PDF

66. Y. Naresh and A. Chockalingam, On media-based modulation using RF mirrors, Proc. ITA'2016, San Diego, USA, February 2016. PDF

67. B. Chakrapani, T. Lakshmi Narasimhan, and A. Chockalingam, Generalized Space-Frequency Index Modulation: Low-Complexity Encoding and Detection, Proc. IEEE GLOBECOM'2015, San Diego, USA, December 2015. PDF

68. Sanjay Vishwakarma and A. Chockalingam, Sum Secrecy Rate in MISO Full-Duplex Wiretap Channel with Imperfect CSI, Proc. IEEE GLOBECOM'2015, San Diego, USA, December 2015. PDF

69. S. P. Alaka, T. Lakshmi Narasimhan, and A. Chockalingam, Generalized Spatial Modulation in Indoor Wireless Visible Light Communication, Proc. IEEE GLOBECOM'2015, San Diego, USA, December 2015. PDF

70. T. Lakshmi Narasimhan, Y. Naresh, T. Datta, and A. Chockalingam, Pseudo-random Phase Precoded Spatial Modulation and Precoder Index Modulation, Proc. IEEE GLOBECOM'2014, Austin, USA, December 2014. PDF

71. Sanjay Vishwakarma and A. Chockalingam, Transmitter Optimization in MISO Broadcast Channel with Common and Secret Messages, Proc. IEEE GLOBECOM'2014, Austin, USA, December 2014. PDF

72. T. Lakshmi Narasimhan and A. Chockalingam, CHEMP Receiver for Large-scale Multiuser MIMO Systems Using Spatial Modulation, EUSIPCO'2014, Lisbon, Portual, September 2014. PDF

73. Sanjay Vishwakarma and A. Chockalingam, Sum Secrecy Rate in Multicarrier DF Relay Beamforming, Proc. SPCOM'2014, Bangalore, India, July 2014.

74. Sanjay Vishwakarma and A. Chockalingam, Power Allocation in MIMO Wiretap Channel with Statistical CSI and Finite-Alphabet Input, Proc. SPCOM'2014, Bangalore, India, July 2014.

75. Rangaprasad, Srikrishna Bhashyam, and A. Chockalingam, Optimum Transmission Strategies for the Gaussian Many-to-One Interference Network, Proc. IEEE ICC'2014, Sydney, Australia, June 2014. PDF

76. P. Raviteja, T Lakshmi Narasimhan and A. Chockalingam, Detection in Large-Scale Multiuser SM-MIMO Systems: Algorithms and Performance, Proc. IEEE VTC'2014-Spring, Seoul, Korea, May 2014. PDF

77. T. Lakshmi Narasimhan and A. Chockalingam, Detection and Decoding in Large-Scale MIMO Systems: A Non-Binary Belief Propagation Approach, Proc. IEEE VTC'2014-Spring, Seoul, Korea, May 2014. PDF

78. T. Lakshmi Narasimhan and A. Chockalingam, Channel Hardening-Exploiting Message Passing (CHEMP) Receiver in Large MIMO Systems, Proc. IEEE WCNC'2014, Istanbul, Turkey, April 2014. PDF

79. Agepati Sujana, Sanjay Vishwakarma, and A. Chockalingam, Worst Case SINR Guarantees for Secrecy using Relay Beamforming with Imperfect CSI, Proc. IEEE WCNC'2014, Istanbul, Turkey, April 2014. PDF

80. Rangaprasad, Srikrishna Bhashyam, and A.Chockalingam, Optimum Transmission Strategies for the Gaussian One-to-Many Interference Network, Proc. IEEE WCNC'2014, Istanbul, Turkey, April 2014. PDF

81. Pritam Som and A.Chockalingam, Decode-and-Forward Cooperative Multicast with Space Shift Keying, Proc. IEEE WCNC'2014, Istanbul, Turkey, April 2014. PDF

82. T.Lakshmi Narasimhan, P.Raviteja, and A.Chockalingam, Large-Scale Multiuser SM-MIMO Versus Massive MIMO, Proc. ITA'2014, San Diego, USA, February 2014. PDF

83. Srinidhi Nagaraja, Onkar Dabeer, and A. Chockalingam, Large-MIMO Receiver based on Linear Regression of MMSE Residual, Proc. IEEE VTC'2013-Fall, Las Vegas, USA, September 2013. PDF

84. Onkar Dabeer, Srinidhi Nagaraja, and A. Chockalingam, Boosting MMSE receivers using AdaBoost, Proc. IEEE VTC'2013-Fall, Las Vegas, USA, September 2013. PDF

85. Pritam Som and A. Chockalingam, BER Analysis of Space Shift Keying in Cooperative Multi-hop Multi-branch DF Relaying, Proc. IEEE VTC'2013-Fall, Las Vegas, USA, September 2013. PDF

86. Tanumay Datta, A. Chockalingam, and E. Viterbo, Gaussian Sampling Based Lattice Decoding, Proc. IEEE ISIT'2013, Istanbul, Turkey, July 2013.

87. Kamal Singhal, Tanumay Datta, and A. Chockalingam, Lattice Reduction Aided Detection in Large-MIMO Systems, Proc. IEEE SPAWC'2013, Darmstadt, Germany, June 2013. PDF

88. Sanjay Vishwakarma and A. Chockalingam, Amplify-and-Forward Relay Beamforming for Secrecy with Cooperative Jamming and Imperfect CSI, Proc. IEEE ICC'2013, Budapest, Hungary, June 2013. PDF

89. Pritam Som and A. Chockalingam, End-to-End BER Analysis of Space Shift Keying in Decode-and-Forward Cooperative Relaying, IEEE WCNC'2013, Shanghai, China, April 2013.

90. Tanumay Datta and A. Chockalingam, On Generalized Spatial Modulation, Proc. IEEE WCNC'2013, Shanghai, China, April 2013. PDF

91. Ranga Prasad and A. Chockalingam, Capacity Bounds for the Gaussian X Channel, Proc. ITA'2013, San Diego, February 2013. PDF

92. Harsha Eshwaraiah and Chockalingam, SC-FDMA for multiuser communication on the downlink, Proc. COMSNETS'2013, Bangalore, January 2013. PDF

93. Ranga Prasad, N. Srinidhi, and A. Chockalingam, Bounds on the Sum-Rate Capacity of the Gaussian MIMO X Channel, 50th Annual Allerton Conference on Communication, Control, and Computing - 2012, Monticello, Illinois, USA, October 2012. PDF

94. P. Som and A. Chockalingam, Spatial Modulation and Space Shift Keying in Single Carrier Communication, Proc. IEEE PIMRC'2012, Sydney, Australia, September 2012. PDF

95. T. Datta and A. Chockalingam, Increasing System Capacity in Uplink Multiuser MIMO Using Sparsity Exploiting Receiver, Proc. IEEE PIMRC'2012, Sydney, Australia, September 2012. PDF

96. Sanjay Vishwakarma and A. Chockalingam, Decode-and-Forward Relay Beamforming for Secrecy with Imperfect CSI and Multiple Eavesdroppers, Proc. IEEE SPAWC'2012, pp. 439-443, Cesme, Turkey, June 2012. PDF

97. T. Lakshami Narasimhan, A. Chockalingam, and B. Sundar Rajan, Factor Graph Based Joint Detection/Decoding for LDPC Coded Large-MIMO Systems, Proc. IEEE VTC'2012-Spring, Yokohama, Japan, May 2012. PDF

98. Yogendra U. Itankar and A. Chockalingam, Frequency Domain Turbo Equalization for MIMO-CPSC Systems with Large Delay Spreads, Proc. IEEE VTC'2012-Spring, Yokohama, Japan, May 2012. PDF

99. Harsha Eshwaraiah and A. Chockalingam, Cooperative Particle Swarm Optimization Based Receiver for Large-Dimension MIMO-ZPSC Systems, Proc. IEEE WCNC'2012, pp. 336-341, Paris, France, April 2012. PDF

100. Tanumay Datta, N. Ashok Kumar, A. Chockalingam, and B. Sundar Rajan, A Novel MCMC Algorithm for Near-Optimal Detection in Large-Scale Uplink Mulituser MIMO Systems, Proc. ITA'2012, San Diego, February 2012. PDF

101. Suresh Chandrasekaran, Saif K. Mohammed, and A. Chockalingam, Achievable Rate Region of Gaussian Broadcast Channel with Finite Input Alphabet and Quantized Output, Proc. NCC'2012, IIT, Kharagpur, February 2012. PDF

102. Tanumay Datta, N. Srinidhi, A. Chockalingam, and B. Sundar Rajan, Low-Complexity Near-Optimal Signal Detection in Underdetermined Large-MIMO Systems, Proc. NCC'2012, IIT, Kharagpur, February 2012. PDF

103. Pritam Som and A. Chockalingam, Multiuser Detection in Large-Dimension Multicode MIMO-CDMA Systems with Higher-Order Modulation, Proc. IEEE MILCOM'2011, Baltimore, USA, November 2011. PDF

104. Tanumay Datta, Ashok Kumar, and A. Chockalingam, Generalized Bidirectional Multi-pair Multi-antenna Wireless Network Coding, Proc. IEEE PIMRC'2011, Toronto, Canada, September 2011. PDF

105. Saif K. Mohammed, E. Viterbo, Y. Hong, and A. Chockalingam, Modulation Diversity in Fading Channels with Quantized Receiver, Proc. IEEE ISIT'2011, Saint Petersburg, July-August 2011. PDF

106. Suresh Chandrasekaran, Saif K. Mohammed, and A. Chockalingam, On the Capacity of Quantized Gaussian MAC Channels with Finite Input Alphabet, Proc. IEEE ICC'2011, Kyoto, Japan, June 2011. PDF

107. Ashok Kumar, Suresh Chandrasekaran, A. Chockalingam, and B. Sundar Rajan, Near-Optimal Large-MIMO Detection Using Randomized MCMC and Randomized Search Algorithms, Proc. IEEE ICC'2011, Kyoto, Japan, June 2011. PDF

108. Ranga Prasad and A. Chockalingam, Precoder Optimization in Cognitive Radio with Interference Constraints, Proc. IEEE ICC'2011, Kyoto, Japan, June 2011. PDF

109. Shubha Shedthikere and A. Chockalingam, Bayesian Framework and Message Passing for Joint Support and Signal Recovery of Approximately Sparse Signals, Proc. IEEE ICASSP'2011, Prague, Czech Republic, May 2011. PDF

110. Biswajit Dutta, Somsubhra Barik, and A. Chockalingam, Full-Rate Full-Diversity Achieving MIMO Precoding with Partial CSIT, Proc. IEEE WCNC'2011, Cancun, Mexico, March 2011. PDF

111. Tanumay Datta, N. Srinidhi, A. Chockalingam, and B. Sundar Rajan, A Hybrid RTS-BP Algorithm for Improved Detection of Large-MIMO M-QAM Signals, Proc. NCC'2011, Bangalore, India, January 2011. PDF

112. N. Srinidhi, Tanumay Datta, A. Chockalingam, and B. Sundar Rajan, Layered Tabu Search Algorithm for Large-MIMO Detection and a Lower Bound on ML Performance, Proc. IEEE GLOBECOM'2010, Miami, USA, December 2010. PDF

113. A. Chattopadhyay and A. Chockalingam, Past Queue Length Based Low-Overhead Link Scheduling in Multi-beam Wireless Mesh Networks, Proc. SPCOM'2010, Bangalore, July 2010. PDF

114. Saif K. Mohammed, E. Viterbo, Y. Hong, and A. Chockalingam, Precoding with X-Codes to Increase Capacity with Discrete Input Alphabets,'' Proc. IEEE ISIT'2010, Austin, Texas, June 2010. PDF

115. Saif K. Mohammed, E. Viterbo, Y. Hong, and A. Chockalingam, X- and Y-Codes for MIMO Precoding, Proc. IEEE ISIT'2010, Austin, Texas, June 2010. PDF

116. E. Gelal, K. Pelechrinis, I. Broustis, S. Krishnamurthy, S. K. Mohammed, A. Chockalingam, and S. Kasera, On the Impact of MIMO Diversity on Higher Layer Performance, Proc. Intl. Conf. on Distributed Computing Systems (ICDCS'2010), Genoa, Italy, June 2010. PDF

117. Saif K. Mohammed, E. Viterbo, Y. Hong, and A. Chockalingam, X-Codes: A Low-Complexity Full-Rate High-Diversity Achieving Precoder for TDD MIMO Systems,'' Proc. IEEE ICC'2010, Cape Town, South Africa, May 2010. PDF

118. K. Raghunath and A. Chockalingam, BER Analysis of Uplink OFDMA in the Presence of Carrier Frequency and Timing Offsets on Rician Fading Channels, Proc. IEEE ICC'2010, Cap Town, South Africa, May 2010. PDF

119. Pritam Som and A. Chockalingam, Damped Belief Propagation Based Near-Optimal Equalization of Severely Delay-Spread UWB MIMO-ISI Channels, Proc. IEEE ICC'2010, Cape Town, South Africa, May 2010. PDF

120. P. Ubaidulla and A. Chockalingam, Robust Relay Precoder Design for MIMO-Relay Networks, Proc. IEEE WCNC'2010, Sydney, Australia, April 2010. PDF

121. Pritam Som, Tanumay Datta, A. Chockalingam, and B. Sundar Rajan, Improved Large-MIMO Detection Based on Damped Belief Propagation, Proc. IEEE ITW'2010, Cairo, Egypt, January 2010. PDF

122. N. Srinidhi, Saif K. Mohammed, and A. Chockalingam, A Reactive Tabu Search Based Equalizer for Severely Delay-Spread UWB MIMO-ISI Channels, Proc. IEEE GLOBECOM'2009, Honolulu, USA, December 2009. PDF

123. K. Raghunath and A. Chockalingam, SC-FDMA versus OFDMA: Sensitivity to Large Carrier Frequency and Timing Offsets on the Uplink, Proc. IEEE GLOBECOM'2009, Honolulu, USA, December 2009. PDF

124. Ahmed Zaki and A. Chockalingam, Joint Channel Estimation/Detection in MIMO Systems Using Belief Propagation, Proc. IEEE PIMRC'2009, Tokyo, Japan, September 2009. PDF

125. P. Ubaidulla and A. Chockalingam, Robust Distributed Beamforming for Wireless Relay Networks, Proc. IEEE PIMRC'2009, Tokyo, Japan, September 2009. PDF

126. K. Raghunath and A. Chockalingam, BER Analysis of Uplink OFDMA in the Presence of Carrier Frequency and Timing Offsets, Proc. IEEE PIMRC'2009, Tokyo, Japan, September 2009. PDF

127. Somsubhra Barik, Saif K. Mohammed, A. Chockalingam, and B. Sundar Rajan, Full-rate Precoding in V-BLAST with Angle Parameter Feedback, Proc. IEEE PIMRC'2009, Tokyo, Japan, September 2009. PDF

128. Biswajit Dutta and A. Chockalingam, Full-Diversity High-Rate Non-Coherent Unitary STBCs: New Designs and Performance, Proc. IEEE PIMRC'2009, Tokyo, Japan, September 2009. PDF

129. Pritam Som and A. Chockalingam, Belief Propagation Based Detection in Large Dimension High Spectral Efficiency MIMO Systems, Proc. WPMC'2009, Sendai, Japan, September 2009.

130. Suneel Madhekar, Pritam Som, A. Chockalingam, and B. Sundar Rajan, Belief Propagation Based Decoding of Large Non-Orthogonal STBCs, Proc. IEEE ISIT'2009, Seoul, Korea, June-July 2009. PDF

131. N. Srinidhi, Saif K. Mohammed, A. Chockalingam, and B. Sundar Rajan, Low-Complexity Near-ML Decoding of Large Non-Orthogonal STBCs using Reactive Tabu Search, Proc. IEEE ISIT'2009, Seoul, Korea, June-July 2009. PDF

132. Saif K. Mohammed, A. Chockalingam, and B. Sundar Rajan, Low-Complexity Near-MAP Decoding of Large Non-Orthogonal STBCs Using PDA, Proc. IEEE ISIT'2009, Seoul, Korea, June-July 2009. PDF

133. P. Ubaidulla and A. Chockalingam, Robust Joint Precoder/Receive Filter Designs for Multiuser MIMO Downlink, Proc. IEEE SPAWC'2009), Perugia, Italy, June 2009. PDF

134. Ahmed Zaki, Saif K. Mohammed, A. Chockalingam, and B. Sundar Rajan, A Training-Based Iterative Detection/Channel Estimation Scheme for Large Non-Orthogonal STBC MIMO Systems, Proc. IEEE ICC'2009, Dresden, Germany, June 2009. PDF

135. P. Ubaidulla and A. Chockalingam, Non-linear Transceiver Designs with Imperfect CSI Using Convex Optimization, Proc. IEEE WCNC'2009, Budapest, Hungary, April 2009. PDF

136. P. Ubaidulla and A. Chockalingam, Robust THP Transceiver Designs for Multiuser MIMO Downlink, Proc. IEEE WCNC'2009, Budapest, Hungary, April 2009. PDF

137. Saif K. Mohammed, A. Chockalingam and B. Sundar Rajan, High-Rate Space-Time Coded Large MIMO Systems: Low-Complexity Detection and Performance, Proc. IEEE GLOBECOM'2008, New Orleans, USA, December 2008. PDF

138. P. Ubaidulla and A. Chockalingam, Robust Transceiver Design for Multiuser MIMO Downlink, Proc. IEEE GLOBECOM'2008, New Orleans, USA, December 2008. PDF

139. K. Raghunath and A. Chockalingam, Cooperative OFDM with Amplify-and-Forward Relaying with Timing Offset, Proc. IEEE GLOBECOM'2008, New Orleans, USA, December 2008. PDF

140. P. Ubaidulla and A. Chockalingam, Precoder Designs for MIMO Broadcast Channels with Imperfect CSI, Proc. IEEE WiMob'2008, Avignon, France, October 2008. PDF

141. Saif K. Mohammed, A. Chockalingam, and B. S. Rajan, A Low-Complexity Precoder for Large Multiuser MISO Systems, Proc. IEEE VTC'2008, Singapore, May 2008. PDF

142. K. Raghunath, A. Chockalingam, and L. B. Milstein, Uplink OFDMA without Cyclic Prefix: An Interference Cancellation Approach, Proc. IEEE ISCCSP'2008, pp. 747-752, Malta, March 2008. PDF

143. P. Ubaidulla and A. Chockalingam, Robust MMSE Tomlinson-Harashima Precoder for Multiuser MISO Downlink with Imperfect CSI, Proc. WPMC'2007, Jaipur, December 2007. Ubaidulla got the best student paper award.

144. K. Raghu, Saif K. Mohammed, and A. Chockalingam, A Distributed Approach to Interference Cancellation, Proc. IEEE GLOBECOM'2007, Washington, November 2007. PDF

145. Saif K. Mohammed and A. Chockalingam, Multicode STBC in Frequency-Selective Fading, Proc. IEEE GLOBECOM'2007, Washington, November 2007. PDF

146. Saif K. Mohammed, B. S. Rajan, and A. Chockalingam, On the Maximal Rate of Non-Square STBCs from Complex Orthogonal Designs, Proc. IEEE GLOBECOM'2007, Washington, November 2007. PDF

147. D. Sreedhar and A. Chockalingam, ICI-ISI Mitigation in Cooperative SFBC-OFDM with Carrier Frequency Offset, Proc. IEEE PIMRC'2007, Athens, Greece, September 2007. PDF <
148. S. Vashistha, A. P. Azad, and A. Chockalingam, Energy Efficient Area Monitoring Using Information Coverage in Wireless Sensor Networks, Proc. IEEE WoWMoM'2007, Helsinki, Finland, June 2007. PDF

149. T. Srikanth, K. Vishnu Vardhan, A. Chockalingam, and L. B. Milstein, Improved Linear Parallel Interference Cancellers, Proc. IEEE ICC'2007, pp. 5318-5323, Glasgow, June 2007. PDF

150. K. Raghunath and A. Chockalingam, SIR Analysis and Interference Cancellation in Uplink OFDMA with Large Carrier Frequency and Timing Offsets, Proc. IEEE WCNC'2007, pp. 997-1002, Hong Kong, March 2007. PDF

151. D. Sreedhar and A. Chockalingam, Detection of SFBC-OFDM Signals on Time- and Frequency-Selective MIMO Channels, Proc. IEEE WCNC'2007, pp. 853-858, Hong Kong, March 2007. PDF

152. S. Vashistha, A. P. Azad, and A. Chockalingam, Efficient Scheduling of Sensor Activity for Information Coverage in Wireless Sensor Networks, Proc. IEEE COMSWARE'2007, Bangalore, January 2007. PDF

153. T. Srikanth, S. Manohar, A. Chockalingam, and L. B. Milstein, Multicode MIMO for High Data Rate Mobile Ad-hoc Networks, Proc. IEEE GLOBECOM'2006, San Francisco, November 2006.

154. A. P. Azad and A. Chockalingam, Bounds on the Lifetime of Wireless Sensor Networks Employing Multiple Mobile Data Sinks, Proc. IEEE GLOBECOM'2006, San Francisco, November 2006. PDF

155. R. Annavajjala, A. Chockalingam, L. B. Milstein, and P. Cosman, First-order Markvo Models for Packet Transmission on Rayleigh Fading Channels with DPSK/NCFSK Modulation, Proc. IEEE ISIT'2006, pp. 2864-2868, Seattle, July 2006. PDF

156. S. Manohar, V. Tikiya, D. Sreedhar, and A. Chockalingam, Cancellation of Multiuser Interference due to Carrier Frequency Offsets in Uplink OFDMA, Proc. IEEE ICC'2006, pp. 4648-4653, Istanbul, June 2006. PDF

157. D. Sreedhar and A. Chockalingam, MMSE Receiver for Multiuser Interference Cancellation in Uplink OFDMA, Proc. IEEE VTC'2006 (Spring), Melbourne, May 2006. PDF

158. S. Manohar, V. Tikiya, D. Sreedhar, and A. Chockalingam, A Multiuser Interference Cancellation Scheme for Uplink OFDMA, Proc. IEEE WCNC'2006 , Los Vegas, April 2006. PDF

159. S. Manohar, V. Tikiya, D. Sreedhar, and A. Chockalingam, BER Analysis of Weighted Interference Cancellation in Multicarrier DS-CDMA Systems, Proc. IEEE WCNC'2006, Los Vegas, April 2006. PDF

160. A. Azad and A. Chockalingam, Mobile Base Station Placement Algorithms and Energy Aware Routing in Wireless Sensor Networks, Proc. IEEE WCNC'2006, Los Vegas, April 2006. PDF

161. S. Manohar, V. Tikiya, R. Annavajjala, and A. Chockalingam, BER-Optimized Linear Parallel Interference Cancellers for Multicarrier DS-CDMA Systems, Proc. IEEE GLOBECOM'2005, St. Louis, November-December 2005. PDF

162. D. Sreedhar and A. Chockalingam, BER Analysis of Space-Time Block Codes from Generalized Complex Orthogonal Designs for M-PSK, Proc. IEEE VTC'2005 (Fall), Dallas, September 2005. PDF

163. S. Anand and A. Chockalingam, Downlink Power Allocation with Pricing in CDMA, Proc. IEEE PIMRC'2005, Berlin, September 2005. PDF

164. V. Tikiya, S. Manohar, and A. Chockalingam, SIR-optimized Weighted Linear Parallel Interference Cancellers on Rayleigh Fading Channels, Proc. IEEE ICC'2005, Seoul, May 2005. PDF

165. A. Chockalingam, E. Altman, J. V. K. Murthy, and Ramdoot Kumar, Cross-layer Design for Optimizing TCP Performance, Proc. IEEE ICC'2005, Seoul, May 2005. PDF

166. A. Chockalingam and M. Zorzi, Analysis of Link-Layer Backoff Algorithms on Point-to-Point Markov Fading Links: Effect of Round-trip Delays,Proc. IEEE ICC'2005, Seoul, May 2005. PDF

167. V. Tikiya and A. Chockalingam, Threshold-based Linear Parallel Interference Canceller on Fading Channels, Proc. IEEE WCNC'2005, New Orleans, March, 2005. PDF

168. M. Surendra Raju, A. Ramesh, and A. Chockalingam, Optimum Selection Combining for M-QAM on Fading Channels, Proc. IEEE WCNC'2005, New Orleans, March 2005. PDF

169. S. Manohar, V. Tikiya and A. Chockalingm, SIR-Optimized Linear Parallel Interference Cancellers on Rayleigh Fading Channels, Proc. NCC'2005, IIT, Kharagpur, January 2005. PDF

170. J. V. K. Murthy and A. Chockalingm, Log-likelihood Ratio Based Optimum Mappings Selection for Symbol Mapping Diversity with M-QAM, Proc. NCC'2005, IIT, Kharagpur, January 2005. PDF

171. P. T. Dahake and A. Chockalingm, Performance Analysis of a Dual-Battery Scheme for Energy Efficiency in Wireless Mobile Terminals, Proc. NCC'2005, IIT, Kharagpur, January 2005. PDF

172. V. Tikiya and A. Chockalingam, Performance Analysis of Decorrelating Detector on Diversity Channels with Imperfect Channel Estimates, Proc. IEEE GLOBECOM'2004, Dallas, November, 2004. PDF

173. M. Surendra Raju, A. Ramesh, and A. Chockalingam, LLR based BER Analysis of Orthogonal STBCs using QAM on Rayleigh Fading Channels, Proc. IEEE PIMRC'2004, Barcelona, September 2004. PDF

174. K. R. Shankar kumar and A. Chockalingam, Parallel Interference Cancellation in Multicarrier DS-CDMA Systems, Proc. IEEE ICC'04, Paris, June 2004. PDF

175. G. V. V. Sharma and A. Chockalingam, Performance Analysis of Maximum-Likelihood Multiuser Detection in Space-Time Coded CDMA with Imperfect Channel Estimation, Proc. IEEE VTC'2004 (Spring), Milan, Italy, May 2004. PDF
176. V. Tikiya, A. Ramesh, and A. Chockalingam, Performance Analysis of a Parallel Interference Canceller on Rayleigh Fading Channels, Proc. IEEE VTC'2004 (Spring), Milan, Italy, May 2004. PDF

177. G. V. V. Sharma and A. Chockalingam, Performance Analysis of Maximum-Likelihood Multiuser Detection in Space-Time coded CDMA, Proc. NCC'2004, pp. 85-89, Bangalore, January-February 2004. PDF

178. K. R. Shankar Kumar and A. Chockalingam, Performance Analysis of Parallel Interference Cancellation in Multicarrier DS-CDMA Systems, Proc. NCC'2004, pp. 75-79, Bangalore, January-February 2004.

179. M. Surendra Raju, A. Ramesh, and A. Chockalingam, BER Analysis of QAM with Transmit Diversity in Rayleigh Fading Channels, Proc. IEEE GLOBECOM'2003, pp. 641-645, San Francisco, November-December 2003. PDF

180. M. M. Alam and A. Chockalingam, Performance of Adaptive Multiuser Detectors in Space-Time Coded CDMA Systems, Proc. IEEE PIMRC'2003, pp. 1824-1828, Beijing, China, September 2003. PDF

181. M. M. Alam and A. Chockalingam, Performance of Multistage Interference Cancellers in Space-Time Coded CDMA Systems, Proc. IEEE TENCON'2003, vol.1, pp. 137-141, Bangalore, October 2003. PDF

182. K. R. Shankar Kumar and A. Chockalingam, Performance of Coded Multicarrier Multiple Transmit Antenna DS-CDMA Systems in the Presence of Power Amplifier Nonlinearity, Proc. IEEE TENCON'2003, vol. 2, pp. 810-814, Bangalore, October 2003. PDF

183. A. Ramesh, A. Chockalingam, and L. B. Milstein, Performance Analysis of Generalized Selection Combining of M-ary NCFSK Signals in Rayleigh Fading Channels, Proc. IEEE ICC'2003, pp. 2773-2778, Anchorage, Alaska, May 2003. PDF

184. M. Surendra Raju, A. Chockalingam, and G. V. L. N. Babu Performance of Adaptive Multiuser Receivers for the WCDMA Uplink, Proc. IEEE ICPWC'2002, New Delhi, December 2002. PDF

185. B. J. Prabhu, A. Chockalingam, and D. Jayaram, Performance of Code Allocation Algorithms on UMTS Uplink with Mixed Voice/Data Traffic, Proc. IEEE ICPWC'2002, New Delhi, December 2002. PDF

186. S. Anand and A. Chockalingam, Performance of Cellular CDMA with Voice/Data Traffic with an SIR based Admission Control, Proc. IEEE GLOBECOM'2002, Taipei, Taiwan, November 2002. PDF

187. A. Ramesh, A. Chockalingam, and L. B. Milstein, Optimum Selection Combining of Binary NCFSK Signals in Independent Rayleigh Fading Channels, Proc. IEEE GLOBECOM'2002, Taipei, Taiwan, November 2002. PDF

188. A. Ramesh, A. Chockalingam, and L. B. Milstein, Performance Analysis of a (3,L) Selection Combining Scheme for Binary NCFSK Signals in Rayleigh Fading Channels, Proc. IEEE GLOBECOM'2002, Taipei, Taiwan, November 2002. PDF

189. A. Ramesh, A. Chockalingam, and L. B. Milstein, Performance Analysis of TCM with Generalized Selection Combining on Rayleigh Fading Channels, Proc. IEEE GLOBECOM'2002, Taipei, Taiwan, November 2002. PDF

190. K. R. Shankar Kumar and A. Chockalingam, Performance of Multicarrier DS-SS with Imperfect Carrier Phase on Multipath Rayleigh Fading Channels, Proc. IEEE VTC'02 (Fall), Vancouver, Canada, September 2002. PDF

191. K. R. Shankar Kumar and A. Chockalingam, Multicarrier DS-SS for GPS Pseudolites: Code Acquisition Performance in the Presence of Data Modulation, Proc. IEEE VTC'02 (Fall), Vancouver, Canada, September 2002. PDF

192. B. J. Prabhu and A. Chockalingam, A Routing Protocol and Energy Efficiency Techniques in Bluetooth Scatternets, Proc. IEEE ICC'2002 , New York, April - May 2002. PDF

193. A. Ramesh, A. Chockalingam, and L. B. Milstein, A First-Order Markov Model for Correlated Nakagami-m Fading Channels, Proc. IEEE ICC'2002 , New York, April - May 2002. PDF

194. B. J. Prabhu, A. Chockalingam, and V. Sharma Performance Analysis of Battery Power Management Schemes in Wireless Mobile Devices, Proc. IEEE WCNC'2002 , Orlando, March 2002. PDF

195. S. Anand, A. Chockalingam, and K. N. Sivarajan Outage and Capacity Analysis of Cellular CDMA Systems with Admission Control, Proc. IEEE WCNC'2002 , Orlando, March 2002. PDF

196. M. Surendra Raju and A. Chockalingam, Decision Feedback Equalizer Based Multiuser Detection in DS-CDMA Systems, Proc. IEEE DSPCS'2002 , Sydney, January 2002.

197. M. M. Alam and A. Chockalingam, Performance of a Prediction Based Closed Loop Power Control Algorithm in WCDMA, Proc. NCC'2002 , Bombay, January 2002.

198. K. Prem Kumar and A. Chockalingam, Performance of LLC and TCP on GPRS Uplink with RLC Slot Level Retransmission, Proc. NCC'2002 , Bombay, January 2002.

199. K. Kalyan Kumar and A. Chockalingam, Energy Efficient Routing in Wireless Ad-hoc Networks, Proc. NCC'2002, Bombay, January 2002.

200. A. Ramesh, A. Chockalingam, and L. B. Milstein, Performance of Noncoherent Turbo Detection on Rayleigh Fading Channels, Proc. IEEE GLOBECOM'2001,San Antonio, November 2001. PDF

201. A. Ramesh, A. Chockalingam, and L. B. Milstein, Bounds on the performance of Turbo Codes on Nakagami fading channels with diversity combining, Proc. IEEE GLOBECOM'2001, San Antonio, November 2001. PDF

202. A. Ramesh, A. Chockalingam, and L. B. Milstein, SNR Estimation in Nakagami Fading with Diversity for Turbo Decoding, Proc. IEEE MILCOM'2001, McLean, October 2001. PDF

203. A. Ramesh, A. Chockalingam, and L. B. Milstein, SNR Estimation in Generalized Fading Channels and its Application to Turbo Decoding, Proc. IEEE ICC'2001, Helsinki, June 2001. PDF

204. K. Premkumar and A. Chockalingam, Performance Analysis of RLC/MAC Protocol in General Packet Radio Service, Proc. NCC'2001, IIT, Kanpur, January 2001.

205. P. M. Soni and A. Chockalingam, Performance Analysis of UDP with Energy Efficient Link Layer on Markov Fading Channels, Proc. NCC'2001, pp. 769-780, IIT, Kanpur, OCTOBER 2002. PDF

206. P. M. Soni and A. Chockalingam, Performance Analysis of Space Diversity S-ALOHA with Steerable Beam Smart Antenna Arrays, Proc. IEEE GLOBECOM'2000, San Francisco, November 2000. PDF

207. A. Ramesh and A. Chockalingam, Performance Analysis of Adaptive Modulation with Optimum Power Control in Cellular Systems, Proc. IEEE ICPWC'2000, Hyderabad, December 2000. PDF

208. P. M. Soni and A. Chockalingam, Energy Efficiency Analysis of Link Layer Backoff Schemes on Point-to-Point Markov Fading Links, Proc. PIMRC'2000, pp. 416-420 London, September 2000. PDF

209. A. Chockalingam, K. R. Shankar Kumar, and L. B. Milstein, Performance of a LMS Type Receiver for Interference Suppression in Long Code DS-CDMA on Rayleigh Fading Channels, Proc. IEEE ICC'2000 , New Orleans, June 2000. PDF

210. P. M. Soni and A. Chockalingam, Performance of TCP and UDP with Energy Efficient Link Layer Backoff in Wireless Networks, Proc. NCC'2000, New Delhi, January 2000.