Leonard T. Bruton

Affiliations:
  • University of Calgary, Canada


According to our database1, Leonard T. Bruton authored at least 120 papers between 1979 and 2022.

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

Awards

IEEE Fellow

IEEE Fellow 1981, "For contributions to the theory and design of active circuits.".

Timeline

Legend:

Book 
In proceedings 
Article 
PhD thesis 
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Links

Online presence:

On csauthors.net:

Bibliography

2022
On the Dynamic Response of the Ideal Paraboloidal Reflector.
IEEE Access, 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

A Radio Frequency Analog Computer for Computational Electromagnetics.
IEEE J. Solid State Circuits, 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

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

2019
A 3-D Sparse FIR Frustum Filter for Enhancing Broadband Plane Waves.
IEEE Trans. Circuits Syst. II Express Briefs, 2019

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

Continuous-Time Algorithms for Solving Maxwell's Equations Using Analog Circuits.
IEEE Trans. Circuits Syst. I Regul. Pap., 2019

A 16-Element 2.4-GHz Multibeam Array Receiver Using 2-D Spatially Bandpass Digital Filters.
IEEE Trans. Aerosp. Electron. Syst., 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

2018
Mixed microwave-digital and multi-rate approach for wideband beamforming applications using 2-D IIR beam filters and nested uniform linear arrays.
Multidimens. Syst. Signal Process., 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

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

2017
Fast FPGA-architecture for fan/beam-steering in wave-digital RF aperture arrays.
Multidimens. Syst. Signal Process., 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

Velocity filtering for attenuating moving artifacts in videos using an ultra-low complexity 3-D linear-phase IIR filter.
Multidimens. Syst. Signal Process., 2017

A novel 5-D depth-velocity filter for enhancing noisy light field videos.
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 low-complexity 2-D spatially-interpolated FIR trapezoidal filter for enhancing broadband plane waves.
Proceedings of the 10th International Workshop on Multidimensional (nD) Systems (nDS), 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
Five-Dimensional Depth-Velocity Filtering for Enhancing Moving Objects in Light Field Videos.
IEEE Trans. Signal Process., 2015

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

Systolic array architecture for steerable multibeam VHF wave-digital RF apertures.
IEEE Trans. Aerosp. Electron. Syst., 2015

VLSI architecture for 4-D depth filtering.
Signal Image Video Process., 2015

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

Implementation and performance analysis of 3-D cone and frustum filters.
Proceedings of the IEEE Pacific Rim Conference on Communications, 2015

Enhancing Moving Objects in light field videos using 5-D IIR adaptive depth-velocity filters.
Proceedings of the IEEE Pacific Rim Conference on Communications, 2015

A 5-D IIR depth-velocity filter for enhancing objects moving on linear-trajectories in light field videos.
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

Wideband mixed microwave-digital 2-D IIR beam filters for nested uniform linear array processing.
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

Using 1-D Variable Fractional-Delay Filters to Reduce the Computational Complexity of 3-D Broadband Multibeam Beamformers.
IEEE Trans. Circuits Syst. II Express Briefs, 2014

2D space-time wave-digital multi-fan filter banks for signals consisting of multiple plane waves.
Multidimens. Syst. Signal Process., 2014

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

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

A low-complexity 3D spatio-temporal FIR filter for enhancing linear trajectory signals.
Proceedings of the IEEE International Conference on Acoustics, 2014

2013
Low-Complexity Maximally-Decimated Multirate 3-D Spatio-Temporal FIR Cone and Frustum Filters.
IEEE Trans. Circuits Syst. I Regul. Pap., 2013

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

Approximate Realization of Fractional-Order 2-D IIR Frequency-Planar Filters.
IEEE J. Emerg. Sel. Topics Circuits Syst., 2013

FFT-based phase compensation of 2-D beam digital filters for electronically steerable RF arrays.
Proceedings of the IEEE 56th International Midwest Symposium on Circuits and Systems, 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

Reconfigurable phase-linearizer for 2-D IIR RF-to-bits antenna-array digital beam filters.
Proceedings of the 9th International Conference on Information, 2013

2012
Synthesis and Array Processor Realization of a 2-D IIR Beam Filter for Wireless Applications.
IEEE Trans. Very Large Scale Integr. Syst., 2012

A Row-Parallel 8 × 8 2-D DCT Architecture Using Algebraic Integer-Based Exact Computation.
IEEE Trans. Circuits Syst. Video Technol., 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

Block-Parallel Systolic-Array Architecture for 2-d NTT-Based Fragile Watermark Embedding.
Parallel Process. Lett., 2012

Massively parallel systolic-array architectures for 2d IIR polyphase space-time plane-wave beam digital filters.
Int. J. Circuit Theory Appl., 2012

Effects of Quantization in Systolic 2D IIR Beam Filters on UWB Wireless Communications.
Circuits Syst. Signal Process., 2012

Reducing the Multiplier-Complexity of Massively Parallel Polyphase 2D IIR Broadband Beam Filters.
Circuits Syst. Signal Process., 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

A systolic-array architecture for first-order 4-D IIR frequency-planar digital filters.
Proceedings of the 2012 IEEE International Symposium on Circuits and Systems, 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

A combined approach to research and graduate-level teaching of multidimensional signal processing, circuits and systems.
Proceedings of the 2012 IEEE International Symposium on Circuits and Systems, 2012

2011
Broadband beamforming of dense aperture array (DAA) and focal plane array (FPA) signals using 3D spatio-temporal filters for applications in aperture synthesis radio astronomy.
Multidimens. Syst. Signal Process., 2011

Adaptive Complex-Coefficient 2D FIR Trapezoidal Filters for Broadband Beamforming in Cognitive Radio Systems.
Circuits Syst. Signal Process., 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

Discrete-space continuous-time analog circuits for spatially-bandpass 2D IIR beam filters.
Proceedings of the 7th International Workshop on Multidimensional (nD) Systems, 2011

Modelling of wideband inter-element EM coupling in 2D space-time frequency domain.
Proceedings of the 7th International Workshop on Multidimensional (nD) Systems, 2011

Algebraic integer based 8×8 2-D DCT architecture for digital video processing.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2011), 2011

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

Antenna-array 2D-IIR digital filters for carrier-modulated frequency-agile and cognitive wireless systems.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2011), 2011

2010
Multidimensional raster-scanned LC-ladder wave-digital filter hardware for directional filtering in space-time.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2010), May 30, 2010

Systolic-array 3D wave-digital beam filters.
Proceedings of the IEEE Asia Pacific Conference on Circuits and Systems, 2010

2009
High-frequency Systolic Broadband Beamforming using Polyphase 3D IIR Frequency-planar Digital Filters with Interleaved A/D Sampling.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2009), 2009

2008
A Systolic Array 2-D IIR Broadband RF Beamformer.
IEEE Trans. Circuits Syst. II Express Briefs, 2008

A Speed-Optimized Systolic Array Processor Architecture for Spatio-Temporal 2-D IIR Broadband Beam Filters.
IEEE Trans. Circuits Syst. I Regul. Pap., 2008

A Systolic-Array Architecture for First-Order 3-D IIR Frequency-Planar Filters.
IEEE Trans. Circuits Syst. I Regul. Pap., 2008

Beamforming of Broad-Band Bandpass Plane Waves Using Polyphase 2-D FIR Trapezoidal Filters.
IEEE Trans. Circuits Syst. I Regul. Pap., 2008

A real-time systolic array processor implementation of two-dimensional IIR filters for radio-frequency smart antenna applications.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2008), 2008

Selective enhancement of space-time broadband spiral-waves using 2D IIR digital filters.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2008), 2008

An FPGA architecture for real-time polyphase 2D FIR double-trapezoidal plane-wave filters.
Proceedings of the IEEE Asia Pacific Conference on Circuits and Systems, 2008

2007
A 4-D Dual-Fan Filter Bank for Depth Filtering in Light Fields.
IEEE Trans. Signal Process., 2007

A Simultaneous Div-Curl 2D Clifford Fourier Transform Filter for Enhancing Vortices, Sinks and Sources in Sampled 2D Vector Field Images.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2007), 2007

Beamforming of Temporally-Broadband-Bandpass Plane Waves using Real Polyphase 2-D FIR Trapezoidal Filters.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2007), 2007

2006
A Fully Multiplexed First-Order Frequency-Planar Module for Fan, Beam, and Cone Plane-Wave Filters.
IEEE Trans. Circuits Syst. II Express Briefs, 2006

3-D IIR filtering using decimated DFT-polyphase filter bank structures.
IEEE Trans. Circuits Syst. I Regul. Pap., 2006

Single-chip FPGA architecture for 3D IIR broadband spatio-temporal beam plane-wave filters.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006

Circular array based 2D recursive filtering using a spatio-temporal helix transform.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006

Tracking broadband plane waves using 2D adaptive FIR fan filters.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006

Fully-multiplexed First-order 3D IIR Frequency-Planar Filter Module.
Proceedings of the IEEE Asia Pacific Conference on Circuits and Systems 2006, 2006

FPGA Prototyping of Spatio-temporal 2D IIR Broadband Beam Plane-wave Filters.
Proceedings of the IEEE Asia Pacific Conference on Circuits and Systems 2006, 2006

Broadband Beamforming of Bandpass Plane Waves using 2D FIR Trapezoidal Filters at Baseband.
Proceedings of the IEEE Asia Pacific Conference on Circuits and Systems 2006, 2006

2005
A low-complexity scanned-array 3D IIR frequency-planar filter.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2005), 2005

A high performance distributed-parallel-processor architecture for 3D IIR digital filters.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2005), 2005

A novel low-complexity spatio-temporal ultra wide-angle polyphase cone filter bank applied to sub-pixel motion discrimination.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2005), 2005

2004
FPGA architectures for real-time 2D/3D FIR/IIR plane wave filters.
Proceedings of the 2004 International Symposium on Circuits and Systems, 2004

Gradient-based depth estimation from 4D light fields.
Proceedings of the 2004 International Symposium on Circuits and Systems, 2004

A 3D polyphase-DFT cone filter bank for broad band plane wave filtering.
Proceedings of the 2004 International Symposium on Circuits and Systems, 2004

On the design and FPGA implementation of real-time scanned-array 2D frequency-planar beam filters.
Proceedings of the 2004 12th European Signal Processing Conference, 2004

2003
Reducing the computational complexity of narrowband 2D fan filters using shaped 2D window functions.
Proceedings of the 2003 International Symposium on Circuits and Systems, 2003

A 4D frequency-planar IIR filter and its application to light field processing.
Proceedings of the 2003 International Symposium on Circuits and Systems, 2003

2001
Dynamic image sequence analysis using fuzzy measures.
IEEE Trans. Syst. Man Cybern. Part B, 2001

2000
Least-squares trilinear interpolation for digital video coding.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2000

1999
Lossless Color Image Compression Using Chromatic Correlation.
Proceedings of the Data Compression Conference, 1999

1997
Image mapped 3D model based coding for videoconferencing type applications.
Proceedings of the First IEEE Workshop on Multimedia Signal Processing, 1997

1996
High-speed systolic ladder structures for multidimensional recursive digital filters.
IEEE Trans. Signal Process., 1996

Combining the discrete wavelet transform and mixed-domain filtering.
IEEE Trans. Image Process., 1996

A Knowledge-based System For Hair Region Segmentation.
Proceedings of the Fourth International Symposium on Signal Processing and Its Applications, 1996

1995
Improved LDI digital filters derived from analog LC ladder filters.
Signal Process., 1995

Lip Synchronization in 3-D Model Based Coding for Video-Conferencing.
Proceedings of the 1995 IEEE International Symposium on Circuits and Systems, ISCAS 1995, Seattle, Washington, USA, April 30, 1995

A 3-D Integrator-Differentiator Double-Loop (IDD) Filter for Raster-Scan Video Processing.
Proceedings of the 1995 IEEE International Symposium on Circuits and Systems, ISCAS 1995, Seattle, Washington, USA, April 30, 1995

The classification of motion in image sequences using 3D recursive adaptive filters to obtain neural network input vectors.
Proceedings of International Conference on Neural Networks (ICNN'95), Perth, WA, Australia, November 27, 1995

1994
Applications of 3-D LCR networks in the design of 3-D recursive filters for processing image sequences.
IEEE Trans. Circuits Syst. Video Technol., 1994

Fractal block coding of digital video.
IEEE Trans. Circuits Syst. Video Technol., 1994

Adaptive Video Coding using Mixed-Domain Filter Banks having Optimal-Shaped Subbands.
Proceedings of the 1994 IEEE International Symposium on Circuits and Systems, ISCAS 1994, London, England, UK, May 30, 1994

Three-Dimensional Linear Trajectory Filtering Using the DWT and the Mixed-Domain Approach.
Proceedings of the 1994 IEEE International Symposium on Circuits and Systems, ISCAS 1994, London, England, UK, May 30, 1994

A new WDF three-port adaptor suitable for floating-point arithmetic and/or DSP implementations.
Proceedings of ICASSP '94: IEEE International Conference on Acoustics, 1994

1993
Recursive pruning of the 2D DFT with 3D signal processing applications.
IEEE Trans. Signal Process., 1993

A pplications of 3D LCR networks in the design of 3D recursive filters.
Proceedings of the 1993 IEEE International Symposium on Circuits and Systems, 1993

The design of nonuniform-band maxmally decimated filter banks.
Proceedings of the 1993 IEEE International Symposium on Circuits and Systems, 1993

On the practical BIBO stability of multidimensional filters.
Proceedings of the 1993 IEEE International Symposium on Circuits and Systems, 1993

1992
Differentiator-type three-dimensional recursive ladder filters having frequency-planar- or frequency-beam-shaped passbands.
IEEE Trans. Circuits Syst. Video Technol., 1992

Moving object detection and trajectory estimation in the transform/spatiotemporal mixed domain.
Proceedings of the 1992 IEEE International Conference on Acoustics, 1992

1991
Mixed domain filtering of multidimensional signals.
IEEE Trans. Circuits Syst. Video Technol., 1991

1979
Design of stable symmetric and non-symmetric half-plane digital recursive filters.
Proceedings of the IEEE International Conference on Acoustics, 1979


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