Dr. Richard I. Hornsey Profile

Dr. Richard I. Hornsey

Professor at York Univ

SPIE Involvement:

Author

Publications (27)

Proceedings Article | 25 May 2012 Paper

Flight test evaluation of a prototype optical instrument for airborne sense-and-avoid applications

Cyrus Minwalla, Paul Thomas, Kristopher Ellis, Richard Hornsey, Sion Jennings

Proceedings Volume 8387, 83870R (2012) https://doi.org/10.1117/12.918641

KEYWORDS: Signal to noise ratio, Sensors, Target detection, Cameras, Visualization, Prototyping, Modulation transfer functions, Point spread functions, Signal detection, Optical components

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Proceedings Article | 29 February 2008 Paper

Mitigating polarization effects in on-die diffractive optics for a CMOS image sensor

Christopher Thomas, Richard Hornsey

Proceedings Volume 6816, 68160Q (2008) https://doi.org/10.1117/12.765927

KEYWORDS: Point spread functions, Polarization, Zone plates, Modulation transfer functions, Optical components, Deconvolution, Imaging systems, Wave plates, CMOS sensors, Image sensors

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Proceedings Article | 1 May 2007 Paper

Comparison of an NVG model with experiments to elucidate temporal behaviour

Paul Thomas, Robert Allison, Sion Jennings, Todd Macuda, James Zacher, Henok Mehbratu, Richard Hornsey

Proceedings Volume 6557, 65570T (2007) https://doi.org/10.1117/12.719685

KEYWORDS: Pulsed laser operation, Cameras, Modulation, Image processing, Laser processing, Automatic control, Performance modeling, Light sources, Light emitting diodes, Laser energy

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Proceedings Article | 21 February 2007 Paper

A diffractive multispectral image sensor with on- and off-die signal processing and on-die optics in 0.18-micron CMOS

Christopher Thomas, Richard Hornsey

Proceedings Volume 6501, 65010S (2007) https://doi.org/10.1117/12.704519

KEYWORDS: Sensors, Point spread functions, Modulation transfer functions, Optical filters, Deconvolution, Image filtering, Zone plates, Electronic filtering, Finite impulse response filters, CMOS sensors

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Proceedings Article | 6 February 2006 Paper

An image sensor with on-die diffractive optics in 0.18μm bulk CMOS

Christopher Thomas, Richard Hornsey

Proceedings Volume 6068, 606806 (2006) https://doi.org/10.1117/12.642450

KEYWORDS: Zone plates, Sensors, Image sensors, Imaging systems, Optical components, Dielectrics, Spatial resolution, Optical sensors, Diffraction, Spectral resolution

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Proceedings Article | 14 October 2005 Paper

Low-power realization in main blocks of CMOS APS image sensor

Wei Gao, Edward Shen, Richard Hornsey

Proceedings Volume 5969, 596926 (2005) https://doi.org/10.1117/12.628590

KEYWORDS: Amplifiers, Image sensors, Cadmium sulfide, Transistors, Capacitors, Seaborgium, Synthetic aperture radar, Analog electronics, Thermal effects, Power supplies

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Proceedings Article | 14 October 2005 Paper

Calibration of a saccadic camera system to adapt to lens distortions

Winnifred Wong, Richard Hornsey

Proceedings Volume 5969, 59692A (2005) https://doi.org/10.1117/12.628802

KEYWORDS: Cameras, Visualization, Imaging systems, Eye, Navigation systems, Calibration, Image processing, Image sensors, Data modeling, Sensors

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Proceedings Article | 14 October 2005 Paper

Scale factor in digital cameras

Anthony Badali, Yahui Zhang, Peter Carr, Paul Thomas, Richard Hornsey

Proceedings Volume 5969, 59692B (2005) https://doi.org/10.1117/12.632215

KEYWORDS: Cameras, Calibration, Correlation function, Image analysis, Digital cameras, Imaging systems, Target acquisition, MATLAB, Detector arrays, Solids

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Proceedings Article | 2 June 2005 Paper

Performance benefits and limitations of a camera network

Peter Carr, Paul Thomas, Richard Hornsey

Proceedings Volume 5819, (2005) https://doi.org/10.1117/12.603686

KEYWORDS: Cameras, Imaging systems, Image resolution, Sensors, Spatial resolution, Visualization, Content addressable memory, Device simulation, Chemical elements, Image segmentation

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Proceedings Article | 19 May 2005 Paper

Physical modeling and characterization of the halo phenomenon in night vision goggles

Paul Thomas, Robert Allison, Peter Carr, Edward Shen, Sion Jennings, Todd Macuda, Greg Craig, Richard Hornsey

Proceedings Volume 5800, (2005) https://doi.org/10.1117/12.602736

KEYWORDS: Reflection, Imaging systems, Cameras, Light emitting diodes, Visual process modeling, Night vision goggles, Light sources, Point spread functions, Scattering, Data modeling

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