Refereed journal papers
C. Minwalla, Paul Thomas, Kristopher Ellis, Richard Hornsey, Sion Jennings, “Range Performance Evaluation from the Flight Tests of a Passive Electro-Optical Aircraft Detection Sensor for Unmanned Aircraft Systems”, J. Unmanned Vehicle Systems, first published online 4 February 2016, 10.1139/juvs-2014-0022
T-H Tsai and Richard Hornsey, “A Quad-Sampling Wide-Dynamic-Range Pulse-Frequency-Modulation Pixel” IEEE Trans on Electron Devices 60, 805 – 811 (2012)
T-H Tsai and R. Hornsey (2012), “Double-Delta Compensating Technique for Pulse-Frequency Modulation CMOS Image Sensor” Proc. IEEE Intl. Conf. Electron., Circuits Syst., Dec. 2012, 945 –948
T. Tsai & R. Hornsey (2012), “A 1.25 V Supply, 0.72 V Output Voltage Swing, Two-Step Readout CMOS Active Pixel Architecture” IEEE Sensors 12, 3277 – 3284
T. Tsai & R. Hornsey, “Analysis of Dynamic Range, Linearity, and Noise of A Pulse-Frequency Modulation CMOS Image Sensor” IEEE Trans on Electron Devices 59 2675 – 2681
E. Shen, R. Hornsey (2011), “Multi-Camera Network Calibration With a Non-Planar Target” IEEE Sensors 11, 2356 – 2364
Wei Gao, Richard Hornsey, J.-Angelo Beraldin, Michael Liscombe (2009), “A 100dB-DR Laser-Spot Position Detection Sensor with Predictive Integration”, IEEE Trans. on Electron Devices 56, 2987 – 2994
C. Minwalla, E. Shen, P. Thomas, R. Hornsey (2009) “Correlation-based Measurements of Camera Magnification and Scale Factor” IEEE Sensors Journal 9, 699 – 706
Faycal Saffih, Richard Hornsey (2007), “Foveated Dynamic Range for Pyramidal CMOS Image Sensors”, IEEE Trans on Electron Devices, 54, p. 3422 – 3425.
H. T. Mebrahtu, W. Gao, W. E. Kieser, X. L. Zhao, P. J. Thomas, R. I. Hornsey (2007), “SPICE Models of Fluorine Ion Irradiated CMOS Devices”, IEEE Trans on Electron Devices 54, p. 1963 – 1971.
Brendan M. Quine, Valery Tarasyuk, Henok Mebrahtu and Richard Hornsey (2007), “Determining Star-Image Location: A New Sub-Pixel Interpolation Technique to Process Image Centroids”, Computer Physics Communications 177, 700 – 706
Faycal Saffih, Richard Hornsey (2007), “Reduced Human Perception of FPN Noise of the Pyramidal Readout CMOS Image Sensor”, IEEE Trans on Circuits & Systems for Video Technology 17, 924 – 930
Xiuling Wang, Winnie Wong, Richard Hornsey (2006), “A High Dynamic Range CMOS Image Sensor with In-Pixel Light-to-Frequency Conversion”, IEEE Trans. On Electron Devices 53, 2988 – 2992
Y. Huang and R. Hornsey (2003), “Current-Mode CMOS Image Sensor Using Lateral Bipolar Phototransistors”, IEEE Transactions on Electron Devices 50, 2570 - 2573
R. Burns, J. Shah, C. Hong, J.S. Lee, S. Pepic, R. Hornsey, and P. Thomas (2003), “Object location and centroiding techniques for CMOS image sensors”, IEEE Transactions on Electron Devices 50, 2369 – 2377
J.S. Lee, M.E. Jernigan, and R.I. Hornsey (2003), “Characterization and Deblurring of Lateral Crosstalk in CMOS Image Sensors”, IEEE Transactions on Electron Devices 50, 2361 - 2368
J.S. Lee, R. Hornsey and D. Renshaw (2003),”Analysis of CMOS Photodiodes – Part I: Quantum Efficiency”, IEEE Trans. Electron Devices 50, 1233 -1238
J.S. Lee, R. Hornsey and D. Renshaw (2003), “Analysis of CMOS Photodiodes – Part II: Lateral Photoresponse”, IEEE Trans. Electron Devices 50, 1239 -1245
R. Hornsey, P. Thomas, A. Savchenko, T. Pope, “Non-optical Characterisation Techniques for Uncooled Microbolometer Infrared Sensors”, IEEE Trans. Electron Devices 47, 2294 – 2300
A. Nathan, R. Hornsey, K. Aflatooni, “Transduction Principles of a-Si:H Schottky Diode X-Ray Image Sensors”, IEEE Trans. Electron Devices 47, 2093 – 2100
J.S. Lee and R. Hornsey (2000), “Photoresponse of Photodiode Arrays for Solid-State Image Sensors”, J. Vac. Sci. Technol. A 18, 621 – 625
M. Tabet, N. Tu, and R. Hornsey (2000), “Modeling and Characterisation of Logarithmic CMOS Active Pixel Sensors”, J. Vac. Sci. Technol. A 18, 1006 – 1009
K. Aflatooni, R. Hornsey, A. Nathan (1999), “Reverse Current Instabilities in Amorphous Silicon Schottky Diodes: Modeling and Experiments”, IEEE Trans. On Electron Devices 46, 1417 – 1422
B. Park, R.V.R. Murthy, K. Benaissa, K. Aflatooni, A. Nathan, R.I. Hornsey, S.G. Chamberlain (1998), “Effect of deposition temperature on the structural properties of n+µc Si:H films,” J. Vac. Sci. Tech. A 16, 902 – 905
K. Aflatooni, R.I. Hornsey, A. Nathan (1997), “Thermodynamic Treatment of Mechanical Stress Gradients in Coupled Electro-Thermo-Mechanical Systems”, Sensors and Materials 9, 449 – 456
Z.H. Gu, T.Z. Fahidy, R.I. Hornsey, and A. Nathan (1997), “A Study of the Electrochemical Synthesis of ZnO Thin Films”, Canadian Journal of Chemistry 75, 1439 – 1444
R.I. Hornsey, K. Aflatooni, A. Nathan (1997), “Reverse Current Transient Behaviour in Amorphous Silicon Schottky Diodes”, Appl. Phys. Lett. 70, 3260 – 3262
R.I. Hornsey (1996), “Angular Distributions of Electrons Transmitted Ballistically Through Tapered Constrictions”, J. Appl. Phys.79, 9172 – 9180
R.I. Hornsey (1996), “Monte-Carlo Simulation of Transverse Electron Focusing”, J. Appl. Phys. 79, 832 – 841
R.I. Hornsey, A.M.M. Marsh, J.R.A. Cleaver, and H. Ahmed (1995), “High-Current Ballistic Transport Through Variable-Width Constrictions In A High-Mobility Two-Dimensional Electron Gas”, Phys. Rev. B 51, 7010 – 7016. Erratum (1996), Phys. Rev. B54, 8261
R.I. Hornsey, J.R.A. Cleaver, and H. Ahmed (1993), “Fabrication of Mesoscopic Structures by Channeled Ion Implantation for the Study of Boundary Scattering of Electrons”, J. Vac. Sci. Technol. B 11, 2579 – 2583
R.I. Hornsey, J.R.A. Cleaver, and H. Ahmed (1993), “Transverse Hot-Electron Focusing”, Phys. Rev. B 48, 14679 – 14682
R.I. Hornsey, T.J. Thornton, J.R.A. Cleaver, and H. Ahmed (1993), “Investigation of Mesoscopic Structures Fabricated by Channeled Ion Implantation of Deep Heterostructures”, J. Appl. Phys. 73, 3203 – 3210
J. Szot, R.I. Hornsey, T. Ohnishi, and S. Minagawa (1992), “Focused Ion Beam Micromachining for TEM Specimen Preparation of Semiconductor Laser Diodes”, J. Vac. Sci. Technol. B 10, 575 – 579
K. Nakazato, R.I. Hornsey, R.J. Blaikie, J.R.A. Cleaver, H. Ahmed, and T.J. Thornton (1992), “Electron Focusing with a Double Grid in AlGaAs/GaAs Heterostructures”, Appl. Phys. Lett. 60, 1093 – 1095
R.I. Hornsey (1991), “Simulations of the Current and Temperature Dependence of Liquid Metal Ion Source Energy Distributions”, Jpn. J. Appl. Phys. 30, 366 – 375
R.I. Hornsey and T. Ishitani (1990), “Droplet and Cluster Ion Emission from Gallium and Indium Liquid Metal Ion Sources”, Jpn. J. Appl. Phys. 29, 2116 – 2121
R.I. Hornsey and T. Ishitani (1990), “A New Droplet Break-up Model for Cluster Ion Formation in Gallium Liquid Metal Ion Sources”, Jpn. J. Appl. Phys. 29, L1007 – L1010
R.I. Hornsey (1989), “A Unified Description of Liquid Metal Ion Source Energy Distributions” J. de Phys. 50, C8:197 – 202
R.I. Hornsey (1989), “The High Temperature Behaviour of Gallium and Indium Liquid Metal Ion Sources”, Appl. Phys. A 49, 697 – 705
R.I. Hornsey (1989), “The Emission Characteristics of an Indium Needle-type Liquid Metal Ion Source”, Appl. Phys. A 49, 293 – 297
R.I. Hornsey and P. Marriott (1989), “The Effects of Source Temperature and Characteristics on the Optical Emission from a Gallium Liquid Metal Ion Source”, J. Phys. D: Appl. Phys. 22, 699 – 704
R. Hornsey (1987), “The Grand Menhir Brisé: megalithic success or failure?”, Oxford J. Archaeology 6, 185-217
Refereed conference papers
Faycal Saffih and Richard Hornsey, “Functional Integration for smart CMOS Imagers: Dynamic Range Enhancement and Gamma Correction” Canadian Conference on Electrical and Computer Engineering, Regina SK Canada, May 2013
T-H Tsai and R. Hornsey (2012), “Double-Delta Compensating Technique for Pulse-Frequency Modulation CMOS Image Sensor”, Proc. IEEE Intl. Conf. Electron., Circuits Syst., Dec. 2012, 945 – 948
E. Shen and R. Hornsey (2011), “Camera Selection Using a Local Image Quality Metric for a Distributed Smart Camera Network”, 2011 IEEE Sensors Conference, Limerick Ireland, 1217 – 1220
T.-H. Tsai and R. Hornsey (2011), “A Two-Step Readout CMOS Active Pixel Sensor Architecture”, 2011 IEEE Sensors Conference, Limerick Ireland, 1941 – 1945
E. Shen and R. Hornsey (2011), “Local Image Quality Metric for a Distributed Smart Camera Network with Overlapping FOVs”, International Conference on Distributed Smart Cameras, August 2011, Ghent, Belgium. Awarded 2nd place in overall best paper competition
W. Gao and R. Hornsey (2010), “A Power Optimization Method for CMOS Op-Amps Using Sub-Space Based Geometric Programming”, proceedings of Design, Automation and Test in Europe, March 2010, Dresden Germany, 508 – 513
C. Minwalla, M. Tekeste, K. Watters. P. Thomas, R. I. Hornsey, K. Ellis, S. Jennings (2010), “Modeling a prototype optical collision avoidance sensor for unmanned aerial vehicles”, IEEE Sensors Conference, Nov. 2010, Waikoloa, HI, USA, 1657 – 1662
E. Shen, G. Peter K. Carr, P. Thomas, R. Hornsey (2009), “Non-Planar Target for Multi-Camera Network Calibration”, 2009 IEEE Sensors Conference, 1410 – 1414
E. Shen, H. Mebrahtu, W. Gao, A. Badali, P. Thomas and R. Hornsey (2007), High Precision Image Sensor Scale Factor Calibration”, 2007 IEEE Sensors Conference, Atlanta, USA, Oct. 2007, 1263 –1266
S. Vinayagamoorthy and R. Hornsey (2003), “On Chip Gaussian Processing For High Resolution CMOS Image Sensors”, 2003 International Symposium on Circuits and Systems, Bankok, Thailand, May 2003, 4, 780 – 783
R. Hornsey, T. Mahnke, P. Madeira, K. Aflatooni and A. Nathan (1997), “Stability of a-Si TFTs for Analog Applications”, Proc. Mater. Res. Soc. 467, pp. 887 – 892
K. Aflatooni, R. Hornsey, and A. Nathan (1997), “Time-dependent Reverse Currents in Amorphous Silicon Schottky Diodes”, Proc. Mater. Res. Soc. 467, pp. 925 – 930
K. Aflatooni, A. Nathan, and R. Hornsey (1996), “Low Frequency Noise Behaviour in a-Si:H Schottky Barrier Devices”, Proc. Mater. Res. Soc. 420, pp. 747 – 752
K. Nakazato, R.I. Hornsey, T.J. Thornton, J.R.A. Cleaver, and H. Ahmed (1992), “Non-Linear Electron Focusing in 2DEG Systems with an Applied DC Current”, Institute of Physics Conference Series no. 127, pp. 133 – 136
R.I. Hornsey, K. Nakazato, J. Cleaver, and H. Ahmed (1991), “Ion Beam Damage Isolation for Microstructure Delineation”, Proceedings of Microcircuit Engineering 1991, ed. A. Tucciarone, A. Paoletti, P. Paroli, Elsevier 1992, pp. 431 – 434
Invited conference presentations
R. Hornsey (2004), “Sensor Clouds and Swarms for Environmental Monitoring”, EnviroAnalysis 2004, May 2004, Toronto, Canada
R. Hornsey (2004), “Early-stage image processing: What can we learn from “wet-ware?”, Second Workshop of the UW-IEEE Computer Society Chapter on Image Processing: Methodologies and Applications, University of Waterloo, Ontario, Canada, November 6-7, 2003
R. Hornsey (2001), “CMOS Image Sensors for Intelligent Integrated Instrumentation”, 47th International Conference on Analytical Sciences and Spectroscopy, Toronto, Canada, 19 – 22 August 2001
R. Hornsey and P. Madeira (1997), “Amorphous Silicon Amplifiers: Is the Gain Worth the Pain”, Technical Digest of the International Semiconductor Device Research Symposium, Charlottesville, USA, 11 – 13 December 1997, 447 – 450
Non-refereed Conference Papers
Sima Zakani, Jake Kaupp, Nerissa Mulligan, David Waller, Richard Hornsey, Roderick Turner and Brian Frank (2017), “Comparing and Aligning Outcomes of Two Engineering and Technology Disciplines in Ontario”, 2017 Canadian Engineering Education Association Conference, Toronto, June 2017
Cyrus Minwalla, Paul Thomas, Richard Hornsey, Kristopher Ellis, Sion Jennings (2013), “Detecting a Bell 206 Helicopter with an Electro-Optical SAA Instrument”, Unmanned Systems Canada, Vancouver, Nov. 2013
K. Watters, C. Minwalla, M. Liscombe, H.I. Lio, P. Thomas, R. Hornsey, Kristopher Ellis and Sion Jennings (2011), “Characterization of an Optical Collision Avoidance Sensor”, IEEE Canadian Conference on Electrical & Computer Engineering, May 2011, Niagara Falls
C. Minwalla, K. Watters, P.Thomas, R. Hornsey, K. Ellis and S. Jennings (2011), “Horizon Extraction in an Optical Collision Avoidance Sensor”, IEEE Canadian Conference on Electrical & Computer Engineering, May 2011, Niagara Falls
C. Thomas, R.I. Hornsey (2008), “Mitigating Polarization Effects in On-Die Diffractive Optics for a CMOS Image Sensor”, IS&T/SPIE 20th Annual Symposium on Electronic Imaging Science and Technology, San Jose, CA, Jan. 2008, 12 pages
C. Thomas, R.I. Hornsey (2007), “A diffractive multispectral image sensor with on- and off-die signal processing and on-die optics in 0.18 micron CMOS”, IS&T/SPIE 19th Annual Symposium on Electronic Imaging Science and Technology, San Jose, CA, Jan. 2007, 12 pages
C. Thomas, R.I. Hornsey, “An image sensor with on-die diffractive optics in 0.18-micron bulk CMOS”, IS&T/SPIE 18th Annual Symposium on Electronic Imaging Science and Technology, San Jose, CA, Jan. 2006, 12 pages
W. Wong, R.I. Hornsey (2005), “Calibration of a Saccadic Camera System to Adapt to Lens Distortions”, SPIE Photonics North, Toronto, Canada, Sept. 2005, 11 pages
A.P. Badali, Y. Zhang, P. Carr, P.J. Thomas, R.I. Hornsey (2005), “Scale Factor in Digital Cameras”, SPIE Photonics North, Toronto, Canada Sept. 2005, 10 pages
W. Gao, E. Shen , R.I Hornsey (2005), Low Power Realization in Main Blocks of CMOS APS Image Sensors, SPIE Photonics North, Toronto, Canada, Sept. 2005, 9 pages
H. T. Mebrahtu, W. Gao, W. E. Kieser, X. L. Zhao, R. I. Hornsey, P. J. Thomas (2005), “17MeV F ion irradiation of 0.35um CMOS devices”, 2005 Canadian Semiconductor Technology Conference, Ottawa, 19 pages
P. Carr, P.J. Thomas, R. Hornsey (2005), “Performance Benefits and Limitations of a Camera Network”, SPIE Defense and Security Symposium, Mar. 2005, Orlando, FL, USA, 12 pages
P.J. Thomas, R.S. Allison, P. Carr, E. Shen, S. Jennings, T. Macuda, G. Craig, R. Hornsey (2005), “Physical Modeling and Characterization of the Halo Phenomenon in Night Vision Goggles”, SPIE Defense and Security Symposium, Mar. 2005, Orlando, FL, USA, 11 pages
Rubakumar Krishnasamy, Paul Thomas, Srdjan Pepic, Winnifred Wong, Richard Hornsey (2004), “Calibration Techniques for Object Tracking Using a Compound Eye Image Sensor”, SPIE European Symp. On Optics and Photonics for Defence and Security, Oct. 2004, London, UK, 11 pages
Elham Ashari & Richard Hornsey (2004), “FPGA Implementation of Real-Time Adaptive Image Thresholding”, Photonics North, Ottawa, Canada, Sept. 2004, 10 pages
Peter Carr, Farhana Ara, Paul Thomas, Richard Hornsey (2004),”Distributed Imaging Using Compound Eye Sensors”, Photonics North, Ottawa, Canada, Sept. 2004, 11 pages
Henok Mebrahtu, Wei Gao, Paul J. Thomas, William E. Kieser, Richard Hornsey (2004), “Heavy ion radiation damage simulations for CMOS image sensors”, Photonics North, Ottawa, Canada, Sept. 2004, 11 pages
Fayçal Saffih, Richard Hornsey, Hugh R. Wilson (2004),”Human Perception of Fixed Pattern Noise in Pyramidal CMOS Image Sensor”, Photonics North, Ottawa, Canada, Sept. 2004, 10 pages
Paul J. Thomas, Robert S. Allison, Richard Hornsey, Winnifred Wong (2004), “Concept for Image Intensifier with CMOS Imager Output Interface”, Photonics North, Ottawa, Canada, Sept. 2004, 12 pages
Edward Shen, Anthony P. Badali, Winnifred Wong, Richard I. Hornsey, Paul J. Thomas, Mayes Mullins (2004), “Temperature effects in triangulation range measurements”, Photonics North, Ottawa, Canada, Sept. 2004, 12 pages
W. Wong and R. Hornsey (2004), “Design of an Electronic Saccadic Imaging System”, Canadian Conference on Electrical and Computer Engineering, May 2004, Niagara Falls, Ontario, Canada, 4 pages
R. Krishnasamy, W. Wong, E. Shen, S. Pepic, R. Hornsey, P. Thomas (2004), “High Precision Target Tracking with A Compound-Eye Image Sensor”, Canadian Conference on Electrical and Computer Engineering, May 2004, Niagara Falls, Ontario, Canada, 5 pages
C. Thomas, R. Hornsey, K. Yip, M. Mullins, P. Thomas (2004), “CMOS Imager Design for Fast Centroid Readout”, Canadian Conference on Electrical and Computer Engineering, May 2004, Niagara Falls, Ontario, Canada, 4 pages
R. Hornsey, P. Thomas, W. Wong, S. Pepic, K. Yip, R. Krishnasamy, (2004), “Electronic compound-eye image sensor: construction and calibration”, IS&T/SPIE Symposium on Electronic Imaging 2004, Jan. 2004, San Jose, CA USA. 12 pages
R. Venkatachalam, J.G. Strong, W. Wong, R. Hornsey (2004), “Digital Zoom for Low Vision Enhancement Systems”, IS&T/SPIE Symposium on Electronic Imaging 2004, 18-22 January 2004, San Jose, CA USA. 10 pages
F. Saffih and R. Hornsey (2004), “Sampling architecture for smart CMOS image sensors”, IS&T/SPIE Symposium on Electronic Imaging 2004, Jan. 2004, San Jose, CA USA. 12 pages
Ryan Burns, Christopher Thomas, Paul Thomas, Richard Hornsey (2003), “Pixel-parallel CMOS active pixel sensor for fast object location”, SPIE International Symposium on Optical Science and Technology, Aug. 2003, San Diego, CA USA. 9 pages
R. Burns and R. Hornsey (2003), “CMOS Image Sensor with Cumulative Cross Section Readout”, IEEE W. shop on CCDs and Advanced Image Sensors, May 2003, Elmau, Germany. 5 pages
F. Saffih and R. Hornsey (2003), “Pyramidal Architecture for CMOS Image Sensor”, IEEE W.shop on CCDs and Advanced Image Sensors, May 2003, Elmau, Germany. 6 pages
J.S. Lee, J. Shah and R. Hornsey (2003), “Empirical Characterization of Lateral Crosstalk for CMOS Image Sensors and Restorative Deblurring Operations”, IEEE Workshop on CCDs and Advanced Image Sensors, May 2003, Elmau, Germany. 6 pages
C. Hersom, R. Berman, J. Shah, R. Hornsey (2002), “Digital Sun Sensor Using Multiple Pinholes”, ASTRO 2002: CASI 2002 Conference on Astronautics, Nov. 2002, Ottawa, Canada. 4 pages
J. S. Lee & R. I. Hornsey (2002), “Improved analysis of CMOS photodiodes”, Technical Digest of SPIE Opto-Canada 2002, May 2002, Ottawa, Ontario, Canada, 405 – 410
J. Shah, R. I. Hornsey, P. J. Thomas (2002), “Centroid determination using CMOS active pixel sensors”, Technical Digest of SPIE Opto-Canada 2002, May 2002, Ottawa, Ontario, Canada, 396 – 400
R. Burns, P. J. Thomas, R. I. Hornsey (2002), “Pixelated CMOS photodiode concept”, Technical Digest of SPIE Opto-Canada 2002, May 2002, Ottawa, Ontario, Canada, 352 – 356
S. Vinayagamoorthy, R. Hornsey (2002), “On chip Gaussian spatial filtering”, Technical Digest of SPIE Opto-Canada 2002, May 2002, Ottawa, Ontario, Canada, 429 – 432
Y. Huang, R. Hornsey (2002), “Design of Current-Mode Active Pixel Array Image Sensor with Lateral Bipolar Phototransistors”, Technical Digest of SPIE Opto-Canada 2002, May 2002, Ottawa, Ontario, Canada, 435 – 439
F. Saffih, R. Hornsey (2002), “Multiresolution CMOS image sensor”, Technical Digest of SPIE Opto-Canada 2002, May 2002, Ottawa, Ontario, Canada, 425 – 429
P. J. Thomas, R. I. Hornsey, S. M. Khanna (2002), “CMOS controller chip for nanosatellite optical communications”, Technical Digest of SPIE Opto-Canada 2002, Ottawa, Ontario, Canada 9 – 10 May 2002, p.90-93
C.S. Hong and R.I. Hornsey (2002), “On-Chip Binary Image Processing with CMOS Image Sensors”, SPIE Electronic Imaging Conference, Jan. 2002, San Jose CA, USA. 12 pages
C.S. Hong and R.I. Hornsey (2001), “On-Chip Binary Image Processing with CMOS Image Sensors”, 10th Canadian Semiconductor Technology Conference, Aug. 2001, Ottawa, Canada. Winner of Best Student Poster award
M. Tabet and R.I Hornsey (2001), “Dual-Mode Active Pixel Sensor with Focal Plane Edge Detection”, 2001 IEEE Workshop on CCDs and Advanced Image Sensors, Jun. 2001, Crystal Bay, Nevada. 4 pages
M. Obrecht, R.I. Hornsey, T. Manku, “Electron and hole contribution to thermal noise in short-channel MOSFETs”, 2001 International Semiconductor Device Research Symposium, Dec. 2001, 540 – 542
C. Hong and R.I Hornsey (2001) “Inverted Logarithmic Active Pixel with Current Readout” 2001 IEEE Workshop on CCDs and Advanced Image Sensors, Jun. 2001, Crystal Bay, Nevada. 4 pages
C. Hong and R.I Hornsey (2001) “CMOS Active Pxel Sensor with In-Pixel Contrast Stretch” 2001 IEEE Workshop on CCDs and Advanced Image Sensors, Jun. 2001, Crystal Bay, Nevada. 4 pages
J.S. Lee and R.I Hornsey (2001) “CMOS Photodiodes with Substrate Openings for Higher Conversion Gain in Active Pixel Sensors”, 2001 IEEE Workshop on CCDs and Advanced Image Sensors, Jun. 2001, Crystal Bay, Nevada. 3 pages
J.S. Lee and R.I Hornsey (2001) “Improved One-Dimensional Analysis of CMOS Photodiode Including Epitaxial–Substrate Junction”, 2001 IEEE Workshop on CCDs and Advanced Image Sensors, Jun 2001, Crystal Bay, Nevada. 4 pages
C. Hong, Richard Hornsey and Paul Thomas (2001), “Single-Chip Camera Modules for Mosaic Image Sensor”, Sensors and Camera Systems for Scientific, Industrial, and Digital Photography Applications II, Proc. SPIE vol. 4306, ed. M. Blouke, J. Canosa, and N. Sampat, Jan. 2001, San Jose USA, 227 – 238
C.S. Hong, R. Hornsey, and P. Thomas (1999), “Design and Implementation of a Multi-Sensor Array for Image Detection”, 1999 Canadian Semiconductor Technology Conference, Aug. 1999, Ottawa, Canada
N. Tu and R. Hornsey (1999), “Characterisation of Pinned Photodiode Image Sensor using a Standard CMOS Process”, 1999 Canadian Semiconductor Technology Conference, Aug. 1999, Ottawa, Canada
N. Tu, R. Hornsey, S.G. Ingram (1999), “Effect of Pixel Dimensions on Pattern Noise in CMOS Image Sensors” , 1999 Canadian Semiconductor Technology Conference, Aug. 1999, Ottawa, Canada
C. Hong, R. Hornsey, P. Thomas (1999), “MOSAIC Array Design for Space-Based Distributed Multispectral Wildfire Sensor”, SPIE Int. Symposium on Optical Science, Engineering, and Instrumentation (Proc. SPIE vol. 3759), July 1999, Denver, USA
P. Thomas, R. Hornsey, C. Hong, M. Mullins, R. Zlot, G. Iourtchenko (1999), “Adaptive Distributed Infrared Remote Sensing Instrument Concept for Microsatellites”, SPIE Int. Symposium on Optical Science, Engineering, and Instrumentation (Proc. SPIE vol. 3759), July 1999, Denver, USA
“Integrated Image Sensor Research at University of Waterloo”, brief paper presented at 1999 IEEE Workshop on CCDs and Advanced Image Sensors, Jun. 1999, Karuizawa, Japan
P. Thomas, A. Savchenko, P. Sinclair, P. Goldman, R. Hornsey, C. Hong, T. Pope (1999), “Offset and Gain Compensation in an Integrated Bolometer Array”, SPIE Aerosense’99 (Proc. SPIE vol. 3698), Apr. 1999 Orlando, USA, 826 – 836
I. Lian, R. Hornsey, and S.G. Chamberlain (1998), “Monte Carlo Simulation of Electron Transport in Amorphous Silicon Schottky Diodes”, Proceedings of IEEE Canadian Conference on Electrical and Computer Engineering, 24 – 28 May 1998, Waterloo, Ontario, Canada, p. 798 – 802
K. Aflatooni, A. Nathan, R. Hornsey, I. Cunningham, and S.G. Chamberlain (1997), “a-Si:H Schottky Diode Direct Detection Pixel for Large Area X-ray Imaging”, Technical Digest of the International Electron Devices Meeting, Dec. 1997, Washington DC, USA, 197 – 200
K. Aflatooni, A. Nathan, and R. Hornsey (1997), “A Novel Detection Scheme For Large-Area Imaging Of Low Energy X-Rays Using Amorphous Silicon Technology”, Ninth International Conference on Solid-State Sensors and Actuators, Jul. 1997, Chicago, USA
P. Madeira and R. Hornsey (1997), “Analog Circuit Design using Amorphous Silicon Thin Film Transistors”, Technical digest of the Canadian Conference on Electrical and Computer Engineering, May 1997, St. John’s, Newfoundland, 633 – 636
R.I. Hornsey and T. Ishitani (1990), “Mass Loss and Dimer Ion Formation in Ga and In Liquid Metal Ion Sources”, Japanese Society of Applied Physics, Fall 1990, Morioka, Japan
Graduate student theses
C. Minwalla, PhD, Dragonfleye: A Passive Approach to Aerial Collision Sensing
T. Tsai, PhD, Analysis and Design of a Wide Dynamic Range Pulse-Frequency Modulation CMOS Image Sensor
E. Shen, PhD, Optimization of Resource Allocation Using Self-Organization in an Embedded Distributed Smart Camera Network
W. Gao, PhD, Low Power Design Methodologies in Analog Blocks of CMOS Image Sensors
C. Thomas, PhD, Micrite: A Sub-100 Micron Distributed Sensor System
M. Liscombe, MASc, Improved Triangulation Laser Rangefinder using a Custom CMOS HDR Linear Image Sensor
C. Minwalla, MSc, Correlation-Based Technique for the High-Precision Measurement of Camera Scale-Factor
W. Wong, MASc, Design of a Saccadic Active Vision System
P. Carr, MSc, Design Considerations for Efficient Camera Networks
H. Mehbratu, MSc, Heavy Ion Radiation Effects on CMOS Image Sensors
F. Saffih, PhD, Foveated Architectures for CMOS Imagers
R. Krishnasamy, MSc, Calibration of an Electronic Compound Eye Image Sensor
E. Ashari, MASc , Adaptive Real-Time Image Thresholding for Hardware Implementation
X. Wang, MASc, A High Dynamic Range CMOS Image Sensor with
In-Pixel Light-To-Frequency Conversion
R. Venkatchalam, MASc , Low Vision System with Multiple Displays/Cameras
R. Burns, MASc , Improved Techniques for Object Location with CMOS Image Sensors
J.-S. Lee, PhD, Photoresponse of CMOS Photodiodes
Y. Huang, MASc, Current-mode CMOS Image Sensor
M. Tabet, PhD, Double-sampling Techniques for CMOS Image Sensors
S. Vinayaga-moorthy, MASc, Implementation of Gaussian Image Processing for a CMOS Image Sensor
J Shah, MASc, Applications and Implementations of Centroiding using CMOS Image Sensors
L. MacEachern, PhD, RF CMOS Circuits Devices and Architectures Including a Spread Spectrum Oscillator Frequency Conversion Technique
Z. Yu, MASc, Clustered Pixels for CMOS Image Sensors
C. Hong, PhD, On-Chip Spatial Image Processing with CMOS Active Pixel Sensors
I. Lian, MASc, Electron Transport in Amorphous Silicon
K. Aflatooni, PhD*, X-Ray Detection Using Amorphous Silicon Technology (co-supervised Prof. A. Nathan)
R.W. Fuchs, MASc*, Novel Beam Steering Micromirror Device (co-supervised Prof. A. Nathan
P. Madeira, MASc, Analog Circuits Using Amorphous Silicon Thin Film Transistors