Analog 2D fan filters from discrete domain transfer functions. - Arjuna Madanayake; Leonid Belostotski; Chamith Wijenayake; Leonard T. Bruton (ISCAS, 2011)

Recent progress on analog/digital VLSI 2D filter circuits for beamforming antenna arrays. - Chamith Wijenayake; Arjuna Madanayake; Leonid Belostotski; Len T. Bruton (nDS, 2011)

Teaching freshmen VHDL-based digital design. - Arjuna Madanayake; Chamith Wijenayake; Rimesh M. Joshi; Jim Grover; Joan Carletta; Jay L. Adams; Tom T. Hartley; Tokunbo Ogunfunmi (ISCAS, 2012)

Discrete space continuous time 2D delay block using 2D all-pass frequency planar networks. - Chamith Wijenayake; Arjuna Madanayake; Yongsheng Xu; Leonid Belostotski; Leonard T. Bruton (ISCAS, 2012)

Directional spectrum sensing using tunable multi-D space-time discrete filters. - Arjuna Madanayake; Chamith Wijenayake; Nghi Tran; Todor Cooklev; Sean Victor Hum; Leonard T. Bruton (WOWMOM, 2012)

Continuous-Time Analog Two-Dimensional IIR Beam Filters. - Leonard T. Bruton; Arjuna Madanayake; Chamith Wijenayake; Mona Maini (IEEE Trans. Circuits Syst. II Express Briefs, 2012)

RF Analog Beamforming Fan Filters Using CMOS All-Pass Time Delay Approximations. - Chamith Wijenayake; Yongsheng Xu; Arjuna Madanayake; Leonid Belostotski; Leonard T. Bruton (IEEE Trans. Circuits Syst. I Regul. Pap., 2012)

DOA-estimation and source-localization in CR-networks using steerable 2-D IIR beam filters. - Chamith Wijenayake; Arjuna Madanayake; Len T. Bruton; Vijay Kumar Devabhaktuni (ISCAS, 2013)

A Steerable DC-1 GHz all-pass filter-Sum RF space-time 2-D beam filter in 65 nm CMOS. - Chamith Wijenayake; Arjuna Madanayake; Yongsheng Xu; Leonid Belostotski; Len T. Bruton (ISCAS, 2013)

Space-Time Spectral White Spaces in Cognitive Radio: Theory, Algorithms, and Circuits. - Chamith Wijenayake; Arjuna Madanayake; John Kota; Len T. Bruton (IEEE J. Emerg. Sel. Topics Circuits Syst., 2013)

Directional cyclostationary feature detectors using 2-D IIR RF spiral-antenna beam digital filters. - Arjuna Madanayake; Nilan Udayanga; Chamith Wijenayake; Mohammad Almalkawi; Vijay Kumar Devabhaktuni (ISCAS, 2014)

Hexagonal multi-beam analog RF aperture array. - Chamith Wijenayake; Arjuna Madanayake; Len T. Bruton (ISCAS, 2014)

Combined time-delay FIR and 2-D IIR filters for EARS, radar, and imaging applications. - Arjuna Madanayake; Sewwandi Wijayaratna; Chamith Wijenayake (MWSCAS, 2014)

Electronically scanned RF-to-bits beam aperture arrays using 2-D IIR spatially bandpass digital filters. - Arjuna Madanayake; Chamith Wijenayake; Rimesh M. Joshi; Mohammad Almalkawi; Leonid Belostotski; Len T. Bruton; Vijay Kumar Devabhaktuni (Multidimens. Syst. Signal Process., 2014)

All-Pass Filter-Based 2-D IIR Filter-Enhanced Beamformers for AESA Receivers. - Chamith Wijenayake; Arjuna Madanayake; Leonid Belostotski; Yongsheng Xu; Len T. Bruton (IEEE Trans. Circuits Syst. I Regul. Pap., 2014)

Increasing SINR of microwave Applebaum adaptive arrays using analog 2D-IIR space-time network-resonant beam filters. - Nilan Udayanga; Arjuna Madanayake; Chamith Wijenayake; Len T. Bruton (ICICS, 2015)

Recent advances in multidimensional systems and signal processing: An overview. - Arjuna Madanayake; Chamith Wijenayake; Zhiping Lin 001; Nathan Dornback (ISCAS, 2015)

Tunable multiband RF CMOS active filter arrays. - Nilan Udayanga; Arjuna Madanayake; Chamith Wijenayake; Peyman Ahmadi; Leonid Belostotski (ISCAS, 2015)

FPGA-based network-resonance applebaum adaptive arrays for directional spectrum sensing. - Nilan Udayanga; Arjuna Madanayake; Chamith Wijenayake (MWSCAS, 2015)

Continuous-time 2-D IIR+time-delay linear aperture arrays. - Arjuna Madanayake; Chamith Wijenayake; Leonid Belostotski (RWS, 2015)

Integral form 4-D light field filters using Xilinx FPGAs and 45 nm CMOS technology. - Randeel Wimalagunarathne; Chamith Wijenayake; Arjuna Madanayake; Donald G. Dansereau; Len T. Bruton (Multidimens. Syst. Signal Process., 2015)

Digital VLSI architectures for beam-enhanced RF aperture arrays. - Sewwandi Wijayaratna; Arjuna Madanayake; Chamith Wijenayake; Len T. Bruton (IEEE Trans. Aerosp. Electron. Syst., 2015)

Linear RF apertures using 2-D analog beam filters. - Chamith Wijenayake; Arjuna Madanayake; Leonid Belostotski; Yongsheng Xu; Len T. Bruton (ISCAS, 2016)

Multidimensional spatio-temporal filters for depth-velocity filtering in light field videos. - Chamira U. S. Edussooriya; Chamith Wijenayake; Len T. Bruton; Panajotis Agathoklis (ICIIS, 2017)

Characterizing and classifying IoT traffic in smart cities and campuses. - Arunan Sivanathan; Daniel Sherratt; Hassan Habibi Gharakheili; Adam Radford; Chamith Wijenayake; Arun Vishwanath; Vijay Sivaraman (INFOCOM Workshops, 2017)

Independent Modelling of High and Low Energy Speech Frames for Spoofing Detection. - Gajan Suthokumar; Kaavya Sriskandaraja; Vidhyasaharan Sethu; Chamith Wijenayake; Eliathamby Ambikairajah (INTERSPEECH, 2017)

A flipped mode approach to teaching an electronic system design course. - Ediz Cetin; Chamith Wijenayake; Vidhyasaharan Sethu; Eliathamby Ambikairajah (TALE, 2017)

All-Pass Filter Based Synthesis of Multifunctional Microwave Active Circuits. - Nilan Udayanga; Arjuna Madanayake; Chamith Wijenayake; Peyman Ahmadi; Leonid Belostotski; Brent Maundy; Len T. Bruton; Ahmed S. Elwakil (VTC Spring, 2017)

Applications of RF aperture-array spatially-bandpass 2-D IIR filters in sub-Nyquist spectrum sensing, wideband doppler radar and radio astronomy beamforming. - Arjuna Madanayake; Tharindu Randeny; Nilan Udayanga; Arindam Sengupta; Glenn Jones; Chamith Wijenayake; Len T. Bruton (Multidimens. Syst. Signal Process., 2017)

Use of Claimed Speaker Models for Replay Detection. - Gajan Suthokumar; Kaavya Sriskandaraja; Vidhyasaharan Sethu; Chamith Wijenayake; Eliathamby Ambikairajah; Haizhou Li 001 (APSIPA, 2018)

A 4-D Sparse FIR Hyperfan Filter for Volumetric Refocusing of Light Fields by Hard Thresholding. - Sanduni U. Premaratne; Chamira U. S. Edussooriya; Chamith Wijenayake; Len T. Bruton; Panajotis Agathoklis (DSP, 2018)

Modulation Dynamic Features for the Detection of Replay Attacks. - Gajan Suthokumar; Vidhyasaharan Sethu; Chamith Wijenayake; Eliathamby Ambikairajah (INTERSPEECH, 2018)

Low-Complexity 4-D IIR Filters for Multi-Depth Filtering and Occlusion Suppression in Light Fields. - Namalka Liyanage; Chamith Wijenayake; Chamira U. S. Edussooriya; Arjuna Madanayake; Pan Agathoklis; Eliathamby Ambikairajah; Len T. Bruton (ISCAS, 2018)

Concept-Focused in-Class Demonstrations for Teaching Embedded System Design in Large Classes. - Chamith Wijenayake; Will Gilbert; Simon Van Winden; Beena Ahmed (TALE, 2018)

Signal recovery algorithm for 2-level amplitude sampling using chromatic signal approximations. - Chamith Wijenayake; Jarryd Scutts; Aleksandar Ignjatovic (Signal Process., 2018)

Chromatic Derivatives and Approximations in Practice - Part I: A General Framework. - Aleksandar Ignjatovic; Chamith Wijenayake; Gabriele Keller (IEEE Trans. Signal Process., 2018)

Chromatic Derivatives and Approximations in Practice - Part II: Nonuniform Sampling, Zero-Crossings Reconstruction, and Denoising. - Aleksandar Ignjatovic; Chamith Wijenayake; Gabriele Keller (IEEE Trans. Signal Process., 2018)

Phoneme Specific Modelling and Scoring Techniques for Anti Spoofing System. - Gajan Suthokumar; Kaavya Sriskandaraja; Vidhyasaharan Sethu; Chamith Wijenayake; Eliathamby Ambikairajah (ICASSP, 2019)

Low-Complexity Wideband Transmit Array using Variable-Precision 2-D Sparse FIR Digital Filters. - Chamira U. S. Edussooriya; Chamith Wijenayake; Sravan Kumar Pulipati; Arjuna Madanayake; Leonard T. Bruton (ISCAS, 2019)

Reduced-Complexity Depth Filtering and Occlusion Suppression using Modulated-Sparse Light Fields. - Namalka Liyanage; Chamith Wijenayake; Chamira U. S. Edussooriya; Eliathamby Ambikairajah (ISCAS, 2019)

On reconstruction of bandlimited signals from purely timing information. - Chamith Wijenayake; Aleksandar Ignjatovic; Gabriele Keller (Signal Process., 2019)

Design and Implementation of 5-D IIR Depth Velocity Filters for Light Field Video Processing. - Chamith Wijenayake; Namalka Liyanage; Chamira U. S. Edussooriya; H. Seatang; Panajotis Agathoklis; Leonard T. Bruton (IEEE Trans. Circuits Syst. II Express Briefs, 2019)

Classifying IoT Devices in Smart Environments Using Network Traffic Characteristics. - Arunan Sivanathan; Hassan Habibi Gharakheili; Franco Loi; Adam Radford; Chamith Wijenayake; Arun Vishwanath; Vijay Sivaraman (IEEE Trans. Mob. Comput., 2019)

Minimax Design of 2-D Complex-Coefficient FIR Filters with Low Group Delay using Semidefinite Programming. - Ashira L. Jayaweera; Sakila S. Jayaweera; Chamira U. S. Edussooriya; Chamith Wijenayake; Arjuna Madanayake (ISCAS, 2020)

Low-Complexity Real-Time Light Field Compression using 4-D Approximate DCT. - Namalka Liyanage; Chamith Wijenayake; Chamira U. S. Edussooriya; Arjuna Madanayake; Renato J. Cintra; Eliathamby Ambikairajah (ISCAS, 2020)

Making Sense of Occluded Scenes using Light Field Pre-processing and Deep-learning. - Namalka Liyanage; Kalana Abeywardena; Sakila S. Jayaweera; Chamith Wijenayake; Chamira U. S. Edussooriya; Suranga Seneviratne (TENCON, 2020)

Multi-depth filtering and occlusion suppression in 4-D light fields: Algorithms and architectures. - Namalka Liyanage; Chamith Wijenayake; Chamira U. S. Edussooriya; Arjuna Madanayake; Pan Agathoklis; Len T. Bruton; Eliathamby Ambikairajah (Signal Process., 2020)

Real-Time Light Field Denoising Using a Novel Linear 4-D Hyperfan Filter. - Sanduni U. Premaratne; Namalka Liyanage; Chamira U. S. Edussooriya; Chamith Wijenayake (IEEE Trans. Circuits Syst. I Regul. Pap., 2020)

An Adaptive Denoising Algorithm for Improving Frequency Estimation and Tracking. - Chamith Wijenayake; Amir Antonir; Gabriele Keller; Aleksandar Ignjatovic (IEEE Trans. Circuits Syst. II Express Briefs, 2020)

Acquisition of High Bandwidth Signals by Sampling an Analog Chromatic Derivatives Filterbank. - Amir Antonir; Chamith Wijenayake; Aleksandar Ignjatovic (ISCAS, 2021)

Improving the Attenuation of Moving Interfering Objects in Videos Using Shifted-Velocity Filtering. - Chamira U. S. Edussooriya; Dileepa Marasinghe; Chamith Wijenayake; Len T. Bruton; Panajotis Agathoklis (ISCAS, 2021)

WLS Design of M-D Complex-Coefficient FIR Filters with Low Group Delay Using Second-Order Cone Programming. - Darukeesan Pakiyarajah; Sakila S. Jayaweera; Chamira U. S. Edussooriya; Chamith Wijenayake; Arjuna Madanayake (ISCAS, 2021)

Managing Hands-on Electrical and Computer Engineering Labs during the COVID-19 Pandemic. - Chamith Wijenayake; Matthew D'Souza; Arash Khatamianfar; Konstanty Bialkowski; Montserrat Ros; Peter Sutton (TALE, 2021)

Wave-digital filter circuits for single-chip 4-D light field depth-based enhancement. - Sai K. Gullapalli; Chamira U. S. Edussooriya; Chamith Wijenayake; Donald G. Dansereau; Len T. Bruton; Arjuna Madanayake (Multidimens. Syst. Signal Process., 2021)

Multi-Volumetric Refocusing of Light Fields. - Sakila S. Jayaweera; Chamira U. S. Edussooriya; Chamith Wijenayake; Panajotis Agathoklis; Len T. Bruton (IEEE Signal Process. Lett., 2021)

Real-Time Light Field Signal Processing Using 4D/5D Linear Digital Filter FPGA Circuits. - Chamira U. S. Edussooriya; Chamith Wijenayake; Arjuna Madanayake; Namalka Liyanage; Sanduni U. Premaratne; John T. Vorhies; Donald G. Dansereau; Pan Agathoklis; Len T. Bruton (IEEE Trans. Circuits Syst. II Express Briefs, 2021)

Weighted Least-Squares Design of 2-D IIR Filters with Arbitrary Frequency Response using Iterative Second-Order Cone Programming. - Darukeesan Pakiyarajah; Nadeeshan D. K. Dissanayake; Chamira U. S. Edussooriya; Chamith Wijenayake; Arjuna Madanayake (ISCAS, 2022)

A Mostly-Online CAS Teaching Experience. - Chamith Wijenayake; Kithmin Wickremasinghe; G. Abarajithan; Arjuna Madanayake; Chamira U. S. Edussooriya; K. Samarasinghe (ISCAS, 2022)

Combined Approximate Transforms and Approximate Computing for Low-Complexity Multibeam Arrays. - Pathmapirian Nanthakumar; Chamith Wijenayake; Chamira U. S. Edussooriya; Arjuna Madanayake (ISCIT, 2023)

Investigating Different Approaches on Online Laboratory Practices. - Inmaculada Tomeo-Reyes; Zhuoyu Chen; Chamith Wijenayake; Arash Khatamianfar (TALE, 2023)

Exploring the Performance of Generative AI Tools in Electrical Engineering Education. - Zhaofeng Zhong; Chamith Wijenayake; Chamira U. S. Edussooriya (TALE, 2023)

Minimax Design of M-D Interpolated FIR Filters using Convex-Concave Procedure. - Pathmapirian Nanthakumar; Chamira U. S. Edussooriya; Chamith Wijenayake; Arjuna Madanayake (ISCAS, 2024)

Acquisition and Processing of Chromatic Derivatives using FPGA-based Digital Hardware. - Zhaofeng Zhong; Pathmapirian Nanthakumar; Gabriel Field; Chamira U. S. Edussooriya; Aleksandar Ignjatovic; Chamith Wijenayake (ISCAS, 2024)

Low-Complexity Combined Approximate DFT and Adaptive Beamformer for Extremely Large Arrays. - Arjuna Madanayake; Umesha Kumarasiri; S. Sivasankar; Chamira U. S. Edussooriya; Renato J. Cintra; Chamith Wijenayake (ISCAS, 2025)

Area-Efficient FPGA Architectures for Multidimensional DCT using Approximate Transforms and Computing. - Pathmapirian Nanthakumar; Chamith Wijenayake; Chamira U. S. Edussooriya; Arjuna Madanayake; Renato J. Cintra (ISCAS, 2025)