Subbarayan Pasupathy

Affiliations:
  • University of Toronto, Canada


According to our database1, Subbarayan Pasupathy authored at least 166 papers between 1975 and 2014.

Collaborative distances:

Awards

IEEE Fellow

IEEE Fellow 1991, "For contributions to bandwidth-efficient coding and modulation schemes in digital communication.".

Timeline

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Bibliography

2014
Markovian-based framework for cooperative channel selection in cognitive radio networks.
IET Commun., 2014

2012
Heteroscedastic linear feature extraction based on sufficiency conditions.
Pattern Recognit., 2012

A time-varying Gaussian model for the complex-valued EEG spectrum during mental imagery tasks.
Proceedings of the 2012 IEEE International Conference on Acoustics, 2012

2011
Wide-Band Collaborative Spectrum Search Strategy for Cognitive Radio Networks.
IEEE Trans. Signal Process., 2011

On the Energy Efficiency of LT Codes in Proactive Wireless Sensor Networks.
IEEE Trans. Signal Process., 2011

Energy Efficiency and Reliability in Wireless Biomedical Implant Systems.
IEEE Trans. Inf. Technol. Biomed., 2011

Adaptive Demodulation in Differentially Coherent Phase Systems: Design and Performance Analysis.
IEEE Trans. Commun., 2011

Green modulations in energy-constrained wireless sensor networks.
IET Commun., 2011

Collaborative channel search in cognitive radio networks.
Proceedings of the IEEE 22nd International Symposium on Personal, 2011

Raptor codes in wireless body area networks.
Proceedings of the IEEE 22nd International Symposium on Personal, 2011

Statistical characterization of complex-valued EEG spectrum during mental imagery tasks.
Proceedings of the 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2011

2010
A Novel Cyclic Shift Interleaver Design for Linearly Precoded OFDM Systems.
IEEE Trans. Wirel. Commun., 2010

Widely linear MMSE receivers for linear dispersion space-time block-codes.
IEEE Trans. Wirel. Commun., 2010

Irregular Convolutional Codes in Multiantenna Bit-Interleaved Coded Modulation Under Iterative Detection and Decoding.
IEEE Trans. Veh. Technol., 2010

Spatio-spectral sufficient statistic for mental imagery EEG signals.
Proceedings of the International Joint Conference on Neural Networks, 2010

Two-stage spectrum detection in cognitive radio networks.
Proceedings of the IEEE International Conference on Acoustics, 2010

Green modulation in dense Wireless Sensor Networks.
Proceedings of the IEEE International Conference on Acoustics, 2010

2009
Adaptive iterative detectors for phase-uncertain channels via variational bounding.
IEEE Trans. Commun., 2009

Green Modulation in Proactive Wireless Sensor Networks
CoRR, 2009

Weighted Sum-Rate Maximization Scheduling for MIMO Ad Hoc Networks.
Proceedings of IEEE International Conference on Communications, 2009

2008
Maximum likelihood binary detection in improper complex gaussian noise.
Proceedings of the IEEE International Conference on Acoustics, 2008

2007
Robust and Improved Channel Estimation Algorithm for MIMO-OFDM Systems.
IEEE Trans. Wirel. Commun., 2007

Self-Matching Space-Time Block Codes for Matrix Kalman Estimator-Based ML Detector in MIMO Fading Channels.
IEEE Trans. Veh. Technol., 2007

A Partial Ordering of General Finite-State Markov Channels Under LDPC Decoding.
IEEE Trans. Inf. Theory, 2007

On Designing Good LDPC Codes for Markov Channels.
IEEE Trans. Inf. Theory, 2007

Soft-Input Soft-Output Equalizers for Turbo Receivers: A Statistical Physics Perspective.
IEEE Trans. Commun., 2007

Precoder Design for Unknown Frequency Flat Fading Channels.
Proceedings of the IEEE 18th International Symposium on Personal, 2007

Adaptive Demodulation with Differentially Coherent Detection.
Proceedings of the IEEE 18th International Symposium on Personal, 2007

Asymptotic Gains of Generalized Selection Combining Over Correlated Fading Channels.
Proceedings of the Global Communications Conference, 2007

2006
Superimposed asymmetric modulation in narrowband fading channels using orthogonal codes.
IEEE Trans. Wirel. Commun., 2006

Joint estimation of carrier frequency offset and statistical parameters of the multipath fading channel.
IEEE Trans. Commun., 2006

An enhanced widely linear CDMA receiver with OQPSK modulation.
IEEE Trans. Commun., 2006

Asymptotic performance of hybrid-selection/maximal-ratio combining over fading channels.
IEEE Trans. Commun., 2006

Efficient BER evaluation of linear multiuser detectors with imperfect channel estimation for CDMA fading channels.
IEEE Trans. Commun., 2006

Pulse Shaping for Differential Offset-QPSK.
IEEE Trans. Commun., 2006

Reduced-dimension MAP turbo-BLAST detection.
IEEE Trans. Commun., 2006

Adaptive Demodulation Using Rateless Erasure Codes.
IEEE Trans. Commun., 2006

BER analysis of Bayesian equalization using orthogonal hyperplanes.
Signal Process., 2006

MIMO-OFDM Channel Estimation Using Improved LS Algorithm.
Proceedings of the 64th IEEE Vehicular Technology Conference, 2006

2005
Effect of channel estimation errors on MRC diversity in Rician fading channels.
IEEE Trans. Veh. Technol., 2005

Performance of M-PSK with GSC and EGC with Gaussian weighting errors.
IEEE Trans. Veh. Technol., 2005

Analysis of low-density parity-check codes for the Gilbert-Elliott channel.
IEEE Trans. Inf. Theory, 2005

Time-domain equalizer for OFDM systems based on SINR maximization.
IEEE Trans. Commun., 2005

A factor graph approach to link loss monitoring in wireless sensor networks.
IEEE J. Sel. Areas Commun., 2005

2004
Efficient performance evaluation for generalized selection combining on generalized fading channels.
IEEE Trans. Wirel. Commun., 2004

Envelope-aided Viterbi receivers for GMSK signals with limiter-discriminator detection.
IEEE Trans. Commun., 2004

Isometric data sequences and data-modulation schemes in fading channels.
IEEE Trans. Commun., 2004

SINR maximization approach for partial equalization in OFDM systems.
Proceedings of the IEEE 15th International Symposium on Personal, 2004

Designing good LDPC codes for markov-modulated channels.
Proceedings of the 2004 IEEE International Symposium on Information Theory, 2004

Reduced-complexity turbo receivers for single and multi-antenna systems via variational inference in factor graphs.
Proceedings of IEEE International Conference on Communications, 2004

Effect of imperfect channel estimation on MRC diversity in fading channels.
Proceedings of IEEE International Conference on Communications, 2004

SINR maximizing equalizer design for OFDM systems.
Proceedings of the 2004 IEEE International Conference on Acoustics, 2004

Group MAP BLAST detector.
Proceedings of the 2004 IEEE International Conference on Acoustics, 2004

2003
Noncoherent space-time equalization.
IEEE Trans. Wirel. Commun., 2003

Analysis of differentially coherent linear receivers over Rician-faded CDMA channels.
IEEE Trans. Wirel. Commun., 2003

Modulation diversity for frequency-selective fading channels.
IEEE Trans. Inf. Theory, 2003

On the error probability of decision-feedback differential detection.
IEEE Trans. Commun., 2003

DF-DD for channels with phase noise.
IEEE Trans. Commun., 2003

Adaptive Bayesian and EM-based detectors for frequency-selective fading channels.
IEEE Trans. Commun., 2003

Innovations and singular value decomposition for blind sequence detection in wireless channels.
Signal Process., 2003

Performance analysis of DAPSK over general fading channels.
Proceedings of IEEE International Conference on Communications, 2003

Performance of generalized selection combining on generalized fading channels.
Proceedings of IEEE International Conference on Communications, 2003

Asymptotic performance of wireless communications with generalized selection combining.
Proceedings of the Global Telecommunications Conference, 2003

Performance of multiuser detection with decision-directed channel estimation.
Proceedings of the Global Telecommunications Conference, 2003

2002
Complexity reduction of the MLSD/MLSDE receiver using the adaptive state allocation algorithm.
IEEE Trans. Wirel. Commun., 2002

Interference control and chip waveform design in multirate DS-CDMA communication systems.
IEEE Trans. Wirel. Commun., 2002

Optimization of coded GMSK systems.
IEEE Trans. Inf. Theory, 2002

Error probability for coherent and differential PSK over arbitrary Rician fading channels with multiple cochannel interferers.
IEEE Trans. Commun., 2002

Small delay multipath diversity in spread spectrum communication systems.
IEEE Trans. Commun., 2002

Synchronized per survivor MLSD receiver using a differential Kalman filter.
IEEE Trans. Commun., 2002

Adaptive spatial and temporal correlation control in CDMA communication systems.
Proceedings of the 12th IEEE International Symposium on Personal, 2002

Adaptive Baum-Welch algorithms for frequency-selective fading channels.
Proceedings of the IEEE International Conference on Communications, 2002

Accurate evaluation for M-phase signaling over arbitrary correlated fading channels.
Proceedings of the IEEE International Conference on Communications, 2002

Bayesian EM-based demodulators for frequency-selective fading channels.
Proceedings of the Global Telecommunications Conference, 2002

2001
An EM approach to carrier phase recovery in AWGN channel.
Proceedings of the IEEE International Conference on Communications, 2001

2000
Gallager codes for CDMA applications. II. Implementations, complexity, and system capacity.
IEEE Trans. Commun., 2000

Gallager codes for CDMA applications .I. Generalizations, constructions, and performance bounds.
IEEE Trans. Commun., 2000

Innovations-based MAP detection for time-varying frequency-selective channels.
IEEE Trans. Commun., 2000

Autocovariance preserving estimator (APE) interpretation of the MLSD metric for Rayleigh fading channels.
IEEE Trans. Commun., 2000

Double chip waveforms in multi-rate CDMA communication systems.
Proceedings of the 2000 IEEE Wireless Communications and Networking Conference, 2000

Branch-dependent metric for Viterbi based receivers for GMSK in frequency selective fading channel.
Proceedings of the 11th IEEE International Symposium on Personal, 2000

DFE equalizers for GMSK with limiter-discriminator detection in frequency selective fading environment.
Proceedings of the 11th IEEE International Symposium on Personal, 2000

Oversampled Blind MLSDE Receiver.
Proceedings of the 2000 IEEE International Conference on Communications: Global Convergence Through Communications, 2000

Transit Beamforming and Power Control in Downlink Channels of a Multi-Rate CDMA Communication System.
Proceedings of the 2000 IEEE International Conference on Communications: Global Convergence Through Communications, 2000

Subchip-spaced multipath diversity in CDMA communication systems.
Proceedings of the Global Telecommunications Conference, 2000. GLOBECOM 2000, San Francisco, CA, USA, 27 November, 2000

1999
Blind Equalization with Differential Detection for Channels with ISI and Fading.
Wirel. Pers. Commun., 1999

Joint Data and Kalman Estimation for Rayleigh Fading Channels.
Wirel. Pers. Commun., 1999

EM-based recursive estimation of channel parameters.
IEEE Trans. Commun., 1999

Adaptive MLSDE using the EM algorithm.
IEEE Trans. Commun., 1999

Optimal structure for automatic processing of DNA sequences.
IEEE Trans. Biomed. Eng., 1999

Iterative decoding of serially concatenated convolutional codes and MSK.
IEEE Commun. Lett., 1999

Adaptive T-algorithm in MLSD/MLSDE receivers for fading channels.
Proceedings of the 1999 IEEE International Conference on Communications: Global Convergence Through Communications, 1999

1998
Parallel structures for joint channel estimation and data detection over fading channels.
IEEE J. Sel. Areas Commun., 1998

Innovative coding scheme for spread-spectrum communications.
Proceedings of the 9th IEEE International Symposium on Personal, 1998

1997
Predictive head movement tracking using a Kalman filter.
IEEE Trans. Syst. Man Cybern. Part B, 1997

Adaptive estimation of noise covariance matrices in real-time preprocessing of geophysical data.
IEEE Trans. Geosci. Remote. Sens., 1997

Combined equalization and differential detection using precoding.
IEEE Trans. Commun., 1997

1996
Nonlinear Equalization of Multipath Fading Channels with Noncoherent Demodulation.
IEEE J. Sel. Areas Commun., 1996

Multicarrier CDMA with Adaptive Frequency Hopping for Mobile Radio Systems.
IEEE J. Sel. Areas Commun., 1996

Adaptive equalization of indoor radio channels for 156-Mb/s, QPSK data transmission.
Int. J. Wirel. Inf. Networks, 1996

Suboptimal, partially coherent detection over multipath/multichannel rayleigh fading.
Eur. Trans. Telecommun., 1996

1995
Performance of a coded multi-carrier DS-CDMA system in multi-path fading channels.
Wirel. Pers. Commun., 1995

Innovations-based MLSE for Rayleigh fading channels.
IEEE Trans. Commun., 1995

Multi-user multi-sensor detectors for CDMA networks.
IEEE Trans. Commun., 1995

Asymptotical performance of M-ary and binary signals over multipath/multichannel Rayleigh and Rician fading.
IEEE Trans. Commun., 1995

Decorrelators for multi-sensor systems in CDMA networks.
Eur. Trans. Telecommun., 1995

Equalization of indoor fading channels with differentially coherent demodulation.
Proceedings of the 6th IEEE International Symposium on Personal, 1995

Multi-carrier DS-CDMA with adaptive sub-carrier hopping for fading channels.
Proceedings of the 6th IEEE International Symposium on Personal, 1995

1994
Optimal shaping properties of the truncated polydisc.
IEEE Trans. Inf. Theory, 1994

Optimization of trellis coded TFM via matched codes.
IEEE Trans. Commun., 1994

Reduced complexity symbol detectors with parallel structure for ISI channels.
IEEE Trans. Commun., 1994

Phase smoothing functions for continuous phase modulation.
IEEE Trans. Commun., 1994

Suboptimum detection for the two-wave Rayleigh-fading channel.
IEEE Trans. Commun., 1994

1993
Optimal nonuniform signaling for Gaussian channels.
IEEE Trans. Inf. Theory, 1993

Coding for the discretely phase ambiguous additive white Gaussian channel.
IEEE Trans. Inf. Theory, 1993

Error-control properties of minimum shift keying.
IEEE Commun. Mag., 1993

1992
Some ternary and quaternary codes and associated sphere packings.
IEEE Trans. Inf. Theory, 1992

Application of Kalman filtering to real-time preprocessing of geophysical data.
IEEE Trans. Geosci. Remote. Sens., 1992

Noncoherently orthogonal digital phase modulation.
IEEE Trans. Commun., 1992

Noncoherent block demodulation of MSK with inherent and enhanced encoding.
IEEE Trans. Commun., 1992

Digital transmission performance of standard analog filters.
IEEE Trans. Commun., 1992

1991
Exact maximum likelihood time delay estimation for short observation intervals.
IEEE Trans. Signal Process., 1991

Trellis-coded differentially coherent (TCDC) MPSK with carrier-phase-noise.
IEEE Trans. Commun., 1991

Maximum likelihood estimation of time-varying delays in the presence of directional interference.
Proceedings of the 1991 International Conference on Acoustics, 1991

1990
Factorization properties of optimum space-time processors in nonstationary environments.
IEEE Trans. Acoust. Speech Signal Process., 1990

An Adaptive Canceller of Cochannel Interference for Spread-Spectrum Multiple-Access Communication Networks in a Power Line.
IEEE J. Sel. Areas Commun., 1990

Combination of an Adaptive Array Antenna and a Canceller of Interference for Direct-Sequence Spread-Spectrum Multiple-Access System.
IEEE J. Sel. Areas Commun., 1990

Optimum space-time processing for semi-stationary signals in spatially correlated noise.
Proceedings of the 1990 International Conference on Acoustics, 1990

1989
Comments on 'Pulse shape, excess bandwidth, and timing error sensitivity in PRS systems'.
IEEE Trans. Commun., 1989

Block coset codes for M-ary phase shift keying.
IEEE J. Sel. Areas Commun., 1989

An automatic equalizer including a Viterbi decoder for trellis coded modulation system.
Proceedings of the IEEE International Conference on Acoustics, 1989

Exact maximum likelihood time delay estimation.
Proceedings of the IEEE International Conference on Acoustics, 1989

1988
Tracking improvements in fast RLS algorithms using a variable forgetting factor.
IEEE Trans. Acoust. Speech Signal Process., 1988

Time delay estimation of signals with uncertain spectra.
IEEE Trans. Acoust. Speech Signal Process., 1988

Structure, optimization, and realization of FFSK trellis codes.
IEEE Trans. Inf. Theory, 1988

The phase of a vector perturbed by Gaussian' noise and differentially coherent receivers.
IEEE Trans. Inf. Theory, 1988

Optimization of linear receivers for data communication signals.
IEEE Trans. Inf. Theory, 1988

1987
Adaptive lattice filter for multiple sinusoids in white noise.
IEEE Trans. Acoust. Speech Signal Process., 1987

Nyquist 3 Pulse Shaping in Continuous Phase Modulation.
IEEE Trans. Commun., 1987

Trellis-Coded MPSK with Reference Phase Errors.
IEEE Trans. Commun., 1987

Pulse Shape, Excess Bandwidth, and Timing Error Sensitivity in PRS Systems.
IEEE Trans. Commun., 1987

Detection Using a Noise Estimation-Cancellation Technique.
IEEE Trans. Commun., 1987

1986
Further results on Nyquist's third criterion.
Proc. IEEE, 1986

Effects of Phase Errors on Trellis Coded PSK Schemes.
Proceedings of the IEEE International Conference on Communications: Integrating the World Through Communications, 1986

Optimal Two-Stage Detection for Partial Response Signaling.
Proceedings of the IEEE International Conference on Communications: Integrating the World Through Communications, 1986

A New Reprsentation of Trellis Codes.
Proceedings of the IEEE International Conference on Communications: Integrating the World Through Communications, 1986

Time delay estimation via generalized correlation with adaptive spatial prefiltering.
Proceedings of the IEEE International Conference on Acoustics, 1986

A robust ADPCM system using an error-correcting code.
Proceedings of the IEEE International Conference on Acoustics, 1986

1985
Linear Receivers for Correlatively Coded MSK.
IEEE Trans. Commun., 1985

Application of the LMS adaptive line enhancer in time delay estimation.
Proceedings of the IEEE International Conference on Acoustics, 1985

1984
Low Complexity Maximum Likelihood Equalizers.
Proceedings of the IEEE International Conference on Communications: Links for the Future, 1984

Suboptimal Detectors for Partial Response Signaling.
Proceedings of the IEEE International Conference on Communications: Links for the Future, 1984

A comparative study of the LMS adaptive filter versus generalized correlation method for time delay estimation.
Proceedings of the IEEE International Conference on Acoustics, 1984

1983
Filtering Allocation in Teletext Data Transmission Under Power and Peak Constraints.
IEEE Trans. Commun., 1983

Enhanced Receivers for Nonoptimally Allocated Filtering.
IEEE Trans. Commun., 1983

Pulse Shape Design for Teletext Data Transmission.
IEEE Trans. Commun., 1983

Comments on "Power Spectrum of Angle Modulated Correlated Digital Signals".
IEEE Trans. Commun., 1983

1981
The mean power spectral density of Markov chain driven signals.
IEEE Trans. Inf. Theory, 1981

Continuous Phase Chirp (CPC) Signals for Binary Data Communication-Part II: Noncoherent Detection.
IEEE Trans. Commun., 1981

Continuous Phase Chirp (CPC) Signals for Binary Data Communication-Part I: Coherent Detection.
IEEE Trans. Commun., 1981

1980
Carrier Phase Error in Single Sideband-Partial Response Systems.
IEEE Trans. Commun., 1980

Error Rate Monitoring in a Partial Response System.
IEEE Trans. Commun., 1980

Effects of Filtering Allocation on the Performance of a Modified Duobinary System.
IEEE Trans. Commun., 1980

1979
Minimum shift keying: A spectrally efficient modulation.
IEEE Commun. Mag., 1979

1978
Spectral Shaping in Minimum Shift Keying (MSK)-Type Signals.
IEEE Trans. Commun., 1978

1975
Partial-Response Signaling.
IEEE Trans. Commun., 1975


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