Saman S. Abeysekera

77 papers B 1C 14Misc 9Journal 26Unranked 27
YearRankTypeTitle / Venue / Authors
2019 C conf
Least-Squares Based Direction-of-Arrival Estimation using Sparse Circular Arrays.
ISCAS
Saman S. Abeysekera
2019 C conf
Motion Artefact Removal using Single Beat Classification of Photoplethysmographic Signals.
ISCAS
Longjie Li, Saman S. Abeysekera
2018 C conf
Least-Squares Multiple Frequency Estimation using Recursive Regression Sum of Squares.
ISCAS
Saman S. Abeysekera
2017 C conf
An accurate method for fourier synthesis of photoplethysmographic signals.
ISCAS
Saman S. Abeysekera
2016 — conf
Computationally efficient DOA estimation using sparse arrays with I/Q mismatch and D.C. offsets.
DSP
Saman S. Abeysekera
2016 J jnl
Joint data detection and channel estimation for coded and uncoded continuous phase modulation signals.
Wirel. Commun. Mob. Comput.
Wenwen Wang, Saman S. Abeysekera
2015 C conf
Photoplethysmographic signal feature extraction using an empirical mode decomposition approach.
ICICS
Saman S. Abeysekera, Baladjee Jaisankar
2015 — conf
Robust full response M-ary raised-cosine CPM receiver design via frequency estimation.
DSP
Saman S. Abeysekera
2015 Misc conf
Robust transmit beampattern design for uniform linear arrays using correlated LFM waveforms.
ICASSP
Guang Hua, Saman S. Abeysekera
2014 C conf
Efficient estimation of a sequence of frequencies for M-ary CPFSK demodulation.
ISCAS
Saman S. Abeysekera
2014 J jnl
Iterative data detection and channel estimation for space-time block coded continuous phase modulation over flat fading channels.
IET Commun.
Wenwen Wang, Saman S. Abeysekera
2013 C conf
A comparison on DOA parameter identifiability for MIMO and phased-array radar.
ICICS
Guang Hua, Saman S. Abeysekera
2013 J jnl
MIMO Radar Transmit Beampattern Design With Ripple and Transition Band Control.
IEEE Trans. Signal Process.
Guang Hua, Saman S. Abeysekera
2013 C conf
Novel adaptive soft input soft output demodulator for serially concatenated CPM signals.
ISCAS
Wenwen Wang, Saman S. Abeysekera
2013 Misc conf
On the transmit beampattern design using MIMO and phased-array radar.
ICASSP
Guang Hua, Saman S. Abeysekera
2013 J jnl
Receiver Design for Range and Doppler Sidelobe Suppression Using MIMO and Phased-Array Radar.
IEEE Trans. Signal Process.
Guang Hua, Saman S. Abeysekera
2012 Misc conf
Colocated MIMO radar transmit beamforming using orthogonal waveforms.
ICASSP
Guang Hua, Saman S. Abeysekera
2012 J jnl
Design of spectrally efficient ultra-wideband waveforms using Hermite-Rodriguez functions.
IET Commun.
Mohd Amaluddin Yusoff, Zhuquan Zang, Saman S. Abeysekera
2012 C conf
Joint data detection and channel estimation for CPM in frequency-flat fading channel.
ISCAS
Wenwen Wang, Saman S. Abeysekera
2011 C conf
Collocated MIMO radar waveform coding using Costas and Quadratic Congruence arrays.
ICICS
Guang Hua, Saman S. Abeysekera
2011 Misc conf
Data aided phase tracking and symbol detection for CPM in frequency-flat fading channel.
ICASSP
Wenwen Wang, Saman S. Abeysekera
2011 — conf
Designing triangular filters for Continuous Phase Modulation (CPM) receivers.
ISPACS
Saman S. Abeysekera
2011 C conf
Low complexity M-ary continuous phase modulation receiver design using the instantaneous frequency.
ICICS
Saman S. Abeysekera
2011 C conf
Novel block construction using tail sequences for space time block coded CPM.
ICICS
Wenwen Wang, Saman S. Abeysekera
2008 — conf
Efficient time varying frequency tracking using recursive estimation.
APCCAS
Saman S. Abeysekera
2008 J jnl
Performance of two simple recursive multiple frequency estimators in additive, multiplicative and colored noise.
Signal Process.
Saman S. Abeysekera
2008 J jnl
Zero-based equalizers for single-input single-output and single-input multiple-output channels.
Signal Process.
Saman S. Abeysekera, Yun Ye
2007 J jnl
Asymptotic Bounds for Frequency Estimation in the Presence of Multiplicative Noise.
EURASIP J. Adv. Signal Process.
Zhi Wang, Saman S. Abeysekera
2007 — conf
BiZDFE: Bidirectional Zero-Based Decision Feedback Equalizers.
ICASSP (3)
Yun Ye, Saman S. Abeysekera
2007 J jnl
Performance evaluation of a third-order LADF sigma-delta (Sigma-Delta) modulator via FPGA implementation.
Signal Process.
Saman S. Abeysekera, Charoensak Charayaphan
2007 J jnl
Recursive Laguerre and Kalman filters as efficient full-rate sigma-delta (Sigma-Delta) demodulators.
Signal Process.
Saman S. Abeysekera
2006 J jnl
An investigation of window effects on the frequency estimation using the phase vocoder.
IEEE Trans. Speech Audio Process.
Saman S. Abeysekera, Kabi Prakash Padhi
2006 J jnl
Efficient Frequency Estimation Using the Pulse-Pair Method at Various Lags.
IEEE Trans. Commun.
Saman S. Abeysekera
2006 J jnl
Efficient Realization of Sigma-Delta (∑-Δ) Kalman Lowpass Filter in Hardware Using FPGA.
EURASIP J. Adv. Signal Process.
Saman S. Abeysekera, Charoensak Charayaphan
2006 — conf
Efficient Wideband Spreading Function Estimation Using Arbitrary Shaped LFM Signals via Hermite Decompositions.
ICASSP (3)
Saman S. Abeysekera, Md. Raihan Sharif
2006 J jnl
Efficient blind estimation and equalization of non-minimum phase communication channels via the use of a zero forcing equalizer.
Signal Process.
Yun Ye, Saman S. Abeysekera
2006 J jnl
Frequency estimation via multiple lags of correlations in the presence of broadband colored noise.
Signal Process.
Zhi Wang, Saman S. Abeysekera
2006 J jnl
Performance of correlation-based frequency estimation methods in the presence of multiplicative noise.
IEEE Trans. Veh. Technol.
Zhi Wang, Saman S. Abeysekera
2005 J jnl
Comparison of various threshold modulation techniques used in pulse stuffing synchronizers.
Signal Process.
Saman S. Abeysekera
2005 — conf
Efficient wideband sonar parameter estimation using a single slice of Radon-ambiguity transform.
ICASSP (5)
Md. Raihan Sharif, Saman S. Abeysekera
2005 — conf
Evaluating a blind channel estimation technique that uses a hardware efficient equalizer.
ISCAS (6)
Yun Ye, Saman S. Abeysekera
2005 — conf
Frequency estimation from multiple lags of correlations in the presence of MA colored noise.
ICASSP (4)
Zhi Wang, Saman S. Abeysekera
2005 — conf
Performance of the pulse pair method with an optimal lag value for frequency estimation in fading channels.
ISCAS (2)
Saman S. Abeysekera, Zhi Wang
2005 — conf
System on chip FPGA design of an FM demodulator using a Kalman band-pass sigma-delta architecture.
ISCAS (1)
Saman S. Abeysekera, Charoensak Charayaphan
2004 — conf
An audio signal scaling technique harmonic grouping and shifting.
ISCAS (3)
Saman S. Abeysekera, Kabi Prakash Padhi, Javed Absar, Sapna George
2004 — conf
Bandpass sigma-delta (Σ-Δ) architecture based efficient FM demodulator for software radio.
ISCAS (4)
Saman S. Abeysekera
2004 — conf
FPGA implementation of efficient Kalman band-pass sigma-delta filter for application in FM demodulation.
SoCC
Charoensak Charayaphan, Saman S. Abeysekera
2004 — conf
Implementation of a zero-forcing residue equalizer using a Laguerre filter architecture.
ISCAS (3)
Saman S. Abeysekera
2004 — conf
Multiple pitch estimation of poly-phonic audio signals in a frequency-lag domain using the bispectrum.
ISCAS (3)
Saman S. Abeysekera
2003 J jnl
Analysis of true jitter arising from pulse-stuffing schemes.
IEEE Trans. Commun.
Saman S. Abeysekera
2003 J jnl
Design of optimal and narrow-band Laguerre filters for sigma-delta demodulators.
IEEE Trans. Circuits Syst. II Express Briefs
Saman S. Abeysekera, Xue Yao, Charoensak Charayaphan
2003 — conf
Efficient frequency estimation using the pulse-pair method at different lags.
ISCAS (4)
Saman S. Abeysekera
2003 — conf
Frequency estimation using the pulse-pair method in different fading environments.
ICASSP (4)
Zhi Wang, Saman S. Abeysekera
2002 — conf
Design of variable Laguerre filters.
ISCAS (4)
David B. H. Tay, Saman S. Abeysekera
2002 — conf
Multiple sequence families with efficient hardware architecture for use in spread spectrum watermarking.
ISCAS (1)
C. S. Lim, Saman S. Abeysekera, Thambipillai Srikanthan, S. K. Amarasinghe
2002 B conf
Novel blind channel amplitude and phase spectra estimation technique using 2
GLOBECOM
Saman S. Abeysekera
2002 J jnl
The impact of 'phase' measurement on waiting time jitter simulations.
Signal Process.
Saman S. Abeysekera, Antonio Cantoni
2001 — conf
A single stage decimator architecture for sigma-delta demodulators using Laguerre filters.
ISCAS (2)
Saman S. Abeysekera, Xue Yao
2001 J jnl
Analysis of adaptive threshold modulation used in pulse stuffing and pointer adjustment schemes.
IEEE Trans. Commun.
Saman S. Abeysekera
2001 — conf
Investigation of different frequency estimation techniques using the phase vocoder.
ISCAS (2)
Saman S. Abeysekera, Kabi Prakash Padhi, Javed Absar, Sapna George
2001 Misc conf
Sequence families sets constructed from quadratic congruence codes for use in secure spread spectrum watermarking for multimedia.
ICASSP
C. S. Lim, Saman S. Abeysekera, S. K. Amarasinghe
2000 C conf
Design of multiplier free FIR filters using a LADF sigma-delta (Σ-Δ) modulator.
ISCAS
Saman S. Abeysekera, Kabi Prakash Padhi
2000 Misc conf
Design of narrow-band Laguerre filters using a min-max criterion.
ICASSP
Saman S. Abeysekera, Xue Yao
2000 J jnl
Optimal Laguerre filters for sigma-delta demodulator circuits.
Signal Process.
Saman S. Abeysekera, Zhuquan Zang
2000 C conf
Optimum Laguerre filter design technique for sigma-delta demodulators.
ISCAS
Saman S. Abeysekera, Xue Yao
1999 — conf
A comparison of various low-pass filter architectures for sigma-delta demodulators.
ISCAS (2)
Saman S. Abeysekera, Xue Yao, Zhuquan Zang
1999 — conf
A non-linear algorithm for digital beamforming of a wideband linear active sonar array.
NSIP
Saman S. Abeysekera
1999 — conf
FIR filter design using highly non-linear LADF sigma-delta modulator architecture.
NSIP
Kabi Prakash Padhi, Tan Chin Tiong, Saman S. Abeysekera
1999 J jnl
Optimum stuff threshold modulation sequences for pulse stuffing.
Signal Process.
Saman S. Abeysekera
1998 J jnl
A comprehensive analysis of stuff threshold modulation used in clock-rate adaptation schemes.
IEEE Trans. Commun.
Saman S. Abeysekera, Antonio Cantoni, Victor Sreeram
1998 Misc conf
An underwater target classification scheme based on the acoustic backscatter form function.
ICASSP
Saman S. Abeysekera, Prabhakar S. Naidu, Yee-Hong Leung, Henry Lew
1997 Misc conf
Design of an optimum wideband active sonar array with robustness.
ICASSP
Saman S. Abeysekera, Yee Hong Leung
1997 J jnl
Sigma-delta architectures for pulse-stuffing synchronizers.
Int. J. Circuit Theory Appl.
Saman S. Abeysekera
1996 — conf
Stability Analysis of Sigma - Delta Modulators Using a Non-Linear Technique.
ISSPA
Saman S. Abeysekera
1994 — conf
Optimum stuff threshold modulation schemes for digital data transmission.
ICASSP (4)
Saman S. Abeysekera
1991 J jnl
Methods of signal classification using the images produced by the Wigner-Ville distribution.
Pattern Recognit. Lett.
Saman S. Abeysekera, Boualem Boashash
1986 Misc conf
Patterns in Hilbert transforms and Wigner-Ville distributions of electrocardiogram data.
ICASSP
Saman S. Abeysekera, R. J. Bolton, L. C. Westphal, Boualem Boashash