Chamith Wijenayake

Orcid: 0000-0002-2070-1010

According to our database1, Chamith Wijenayake authored at least 63 papers between 2011 and 2024.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of four.

Timeline

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Bibliography

2024
Acquisition and Processing of Chromatic Derivatives using FPGA-based Digital Hardware.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2024

Minimax Design of M-D Interpolated FIR Filters using Convex-Concave Procedure.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2024

2023
Exploring the Performance of Generative AI Tools in Electrical Engineering Education.
Proceedings of the IEEE International Conference on Teaching, 2023

Investigating Different Approaches on Online Laboratory Practices.
Proceedings of the IEEE International Conference on Teaching, 2023

Combined Approximate Transforms and Approximate Computing for Low-Complexity Multibeam Arrays.
Proceedings of the 22nd International Symposium on Communications and Information Technologies, 2023

2022
A Mostly-Online CAS Teaching Experience.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2022

Weighted Least-Squares Design of 2-D IIR Filters with Arbitrary Frequency Response using Iterative Second-Order Cone Programming.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2022

2021
Real-Time Light Field Signal Processing Using 4D/5D Linear Digital Filter FPGA Circuits.
IEEE Trans. Circuits Syst. II Express Briefs, 2021

Multi-Volumetric Refocusing of Light Fields.
IEEE Signal Process. Lett., 2021

Wave-digital filter circuits for single-chip 4-D light field depth-based enhancement.
Multidimens. Syst. Signal Process., 2021

Managing Hands-on Electrical and Computer Engineering Labs during the COVID-19 Pandemic.
Proceedings of the 2021 IEEE International Conference on Engineering, 2021

WLS Design of M-D Complex-Coefficient FIR Filters with Low Group Delay Using Second-Order Cone Programming.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2021

Improving the Attenuation of Moving Interfering Objects in Videos Using Shifted-Velocity Filtering.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2021

Acquisition of High Bandwidth Signals by Sampling an Analog Chromatic Derivatives Filterbank.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2021

2020
An Adaptive Denoising Algorithm for Improving Frequency Estimation and Tracking.
IEEE Trans. Circuits Syst. II Express Briefs, 2020

Real-Time Light Field Denoising Using a Novel Linear 4-D Hyperfan Filter.
IEEE Trans. Circuits Syst. I Regul. Pap., 2020

Multi-depth filtering and occlusion suppression in 4-D light fields: Algorithms and architectures.
Signal Process., 2020

Making Sense of Occluded Scenes using Light Field Pre-processing and Deep-learning.
Proceedings of the 2020 IEEE Region 10 Conference, 2020

Low-Complexity Real-Time Light Field Compression using 4-D Approximate DCT.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2020

Minimax Design of 2-D Complex-Coefficient FIR Filters with Low Group Delay using Semidefinite Programming.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2020

2019
Classifying IoT Devices in Smart Environments Using Network Traffic Characteristics.
IEEE Trans. Mob. Comput., 2019

Design and Implementation of 5-D IIR Depth Velocity Filters for Light Field Video Processing.
IEEE Trans. Circuits Syst. II Express Briefs, 2019

On reconstruction of bandlimited signals from purely timing information.
Signal Process., 2019

Reduced-Complexity Depth Filtering and Occlusion Suppression using Modulated-Sparse Light Fields.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2019

Low-Complexity Wideband Transmit Array using Variable-Precision 2-D Sparse FIR Digital Filters.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2019

Phoneme Specific Modelling and Scoring Techniques for Anti Spoofing System.
Proceedings of the IEEE International Conference on Acoustics, 2019

2018
Chromatic Derivatives and Approximations in Practice - Part II: Nonuniform Sampling, Zero-Crossings Reconstruction, and Denoising.
IEEE Trans. Signal Process., 2018

Chromatic Derivatives and Approximations in Practice - Part I: A General Framework.
IEEE Trans. Signal Process., 2018

Signal recovery algorithm for 2-level amplitude sampling using chromatic signal approximations.
Signal Process., 2018

Concept-Focused in-Class Demonstrations for Teaching Embedded System Design in Large Classes.
Proceedings of the IEEE International Conference on Teaching, 2018

Low-Complexity 4-D IIR Filters for Multi-Depth Filtering and Occlusion Suppression in Light Fields.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2018

Modulation Dynamic Features for the Detection of Replay Attacks.
Proceedings of the 19th Annual Conference of the International Speech Communication Association, 2018

A 4-D Sparse FIR Hyperfan Filter for Volumetric Refocusing of Light Fields by Hard Thresholding.
Proceedings of the 23rd IEEE International Conference on Digital Signal Processing, 2018

Use of Claimed Speaker Models for Replay Detection.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2018

2017
Applications of RF aperture-array spatially-bandpass 2-D IIR filters in sub-Nyquist spectrum sensing, wideband doppler radar and radio astronomy beamforming.
Multidimens. Syst. Signal Process., 2017

All-Pass Filter Based Synthesis of Multifunctional Microwave Active Circuits.
Proceedings of the 85th IEEE Vehicular Technology Conference, 2017

A flipped mode approach to teaching an electronic system design course.
Proceedings of the IEEE 6th International Conference on Teaching, 2017

Independent Modelling of High and Low Energy Speech Frames for Spoofing Detection.
Proceedings of the 18th Annual Conference of the International Speech Communication Association, 2017

Characterizing and classifying IoT traffic in smart cities and campuses.
Proceedings of the 2017 IEEE Conference on Computer Communications Workshops, 2017

Multidimensional spatio-temporal filters for depth-velocity filtering in light field videos.
Proceedings of the 2017 IEEE International Conference on Industrial and Information Systems, 2017

2016
Linear RF apertures using 2-D analog beam filters.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2016

2015
Digital VLSI architectures for beam-enhanced RF aperture arrays.
IEEE Trans. Aerosp. Electron. Syst., 2015

Integral form 4-D light field filters using Xilinx FPGAs and 45 nm CMOS technology.
Multidimens. Syst. Signal Process., 2015

Continuous-time 2-D IIR+time-delay linear aperture arrays.
Proceedings of the 2015 IEEE Radio and Wireless Symposium, 2015

FPGA-based network-resonance applebaum adaptive arrays for directional spectrum sensing.
Proceedings of the IEEE 58th International Midwest Symposium on Circuits and Systems, 2015

Tunable multiband RF CMOS active filter arrays.
Proceedings of the 2015 IEEE International Symposium on Circuits and Systems, 2015

Recent advances in multidimensional systems and signal processing: An overview.
Proceedings of the 2015 IEEE International Symposium on Circuits and Systems, 2015

Increasing SINR of microwave Applebaum adaptive arrays using analog 2D-IIR space-time network-resonant beam filters.
Proceedings of the 10th International Conference on Information, 2015

2014
All-Pass Filter-Based 2-D IIR Filter-Enhanced Beamformers for AESA Receivers.
IEEE Trans. Circuits Syst. I Regul. Pap., 2014

Electronically scanned RF-to-bits beam aperture arrays using 2-D IIR spatially bandpass digital filters.
Multidimens. Syst. Signal Process., 2014

Combined time-delay FIR and 2-D IIR filters for EARS, radar, and imaging applications.
Proceedings of the IEEE 57th International Midwest Symposium on Circuits and Systems, 2014

Hexagonal multi-beam analog RF aperture array.
Proceedings of the IEEE International Symposium on Circuits and Systemss, 2014

Directional cyclostationary feature detectors using 2-D IIR RF spiral-antenna beam digital filters.
Proceedings of the IEEE International Symposium on Circuits and Systemss, 2014

2013
Space-Time Spectral White Spaces in Cognitive Radio: Theory, Algorithms, and Circuits.
IEEE J. Emerg. Sel. Topics Circuits Syst., 2013

A Steerable DC-1 GHz all-pass filter-Sum RF space-time 2-D beam filter in 65 nm CMOS.
Proceedings of the 2013 IEEE International Symposium on Circuits and Systems (ISCAS2013), 2013

DOA-estimation and source-localization in CR-networks using steerable 2-D IIR beam filters.
Proceedings of the 2013 IEEE International Symposium on Circuits and Systems (ISCAS2013), 2013

2012
RF Analog Beamforming Fan Filters Using CMOS All-Pass Time Delay Approximations.
IEEE Trans. Circuits Syst. I Regul. Pap., 2012

Continuous-Time Analog Two-Dimensional IIR Beam Filters.
IEEE Trans. Circuits Syst. II Express Briefs, 2012

Directional spectrum sensing using tunable multi-D space-time discrete filters.
Proceedings of the 2012 IEEE International Symposium on a World of Wireless, 2012

Discrete space continuous time 2D delay block using 2D all-pass frequency planar networks.
Proceedings of the 2012 IEEE International Symposium on Circuits and Systems, 2012

Teaching freshmen VHDL-based digital design.
Proceedings of the 2012 IEEE International Symposium on Circuits and Systems, 2012

2011
Recent progress on analog/digital VLSI 2D filter circuits for beamforming antenna arrays.
Proceedings of the 7th International Workshop on Multidimensional (nD) Systems, 2011

Analog 2D fan filters from discrete domain transfer functions.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2011), 2011


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