Dr. Michael K. Giles Profile

Dr. Michael K. Giles

SPIE Involvement:

Author

Publications (48)

Proceedings Article | 29 August 2006 Paper

Laboratory phase plate turbulence strength characterization

Chueh Ting, Michael Giles, David Voelz

Proceedings Volume 6306, 63060P (2006) https://doi.org/10.1117/12.682196

KEYWORDS: Turbulence, Modulation transfer functions, Image quality, Adaptive optics, Atmospheric turbulence, Atmospheric optics, Atmospheric propagation, Phase shift keying, Optical components, Data modeling

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Proceedings Article | 29 August 2006 Paper

Closed-loop adaptive optics using a CMOS image quality metric sensor

Chueh Ting, Aditya Rayankula, Michael Giles, Paul Furth

Proceedings Volume 6306, 63060C (2006) https://doi.org/10.1117/12.682274

KEYWORDS: Image quality, Adaptive optics, Sensors, Image sensors, CMOS sensors, Modulation transfer functions, Optical testing, Atmospheric turbulence, Phase compensation, Atmospheric optics

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SPIE Journal Paper | 1 February 2006

Effectiveness of high-order adaptive optics in ground-based stellar interferometry

Chueh Ting, Michael Giles, David Voelz

OE, Vol. 45, Issue 02, 026001, (February 2006) https://doi.org/10.1117/12.10.1117/1.2167108

KEYWORDS: Adaptive optics, Interferometers, Atmospheric optics, Phase compensation, Telescopes, Atmospheric turbulence, Phase shift keying, Modulation transfer functions, Coherence (optics), Visibility

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Proceedings Article | 13 September 2005 Paper

Laser satellite communications with adaptive optics

Chueh Ting, David Voelz, Michael Giles

Proceedings Volume 5892, 589213 (2005) https://doi.org/10.1117/12.620905

KEYWORDS: Adaptive optics, Atmospheric propagation, Wave propagation, Turbulence, Scintillation, Satellite communications, Atmospheric modeling, Laser beam propagation, Distortion, Atmospheric optics

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Proceedings Article | 31 August 2005 Paper

Coherence reduction using optical fibers

Qingsong Wang, Michael Giles

Proceedings Volume 5892, 58920N (2005) https://doi.org/10.1117/12.620375

KEYWORDS: Optical fibers, Single mode fibers, Sensors, Temporal coherence, Spatial coherence, Receivers, Turbulence, Diffusers, Free space optical communications, Data communications

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Proceedings Article | 25 August 2005 Paper

Ground-based stellar interferometry with adaptive optics

Chueh Ting, Michael Giles

Proceedings Volume 5903, 590305 (2005) https://doi.org/10.1117/12.614482

KEYWORDS: Adaptive optics, Interferometers, Image quality, Phase compensation, Telescopes, Optical testing, Wavefronts, Atmospheric turbulence, Photodetectors, Deformable mirrors

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Proceedings Article | 18 August 2005 Paper

NMSU EORL adaptive optics testbed and its performance evaluation

Chueh Ting, Michael Giles

Proceedings Volume 5894, 58940U (2005) https://doi.org/10.1117/12.614575

KEYWORDS: Adaptive optics, Optical testing, Deformable mirrors, Turbulence, Photodetectors, Image quality, Temperature metrology, Wavefronts, Phase compensation, Mirrors

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Proceedings Article | 18 August 2005 Paper

Use of polarization to improve signal to clutter ratio in an outdoor active imaging system

Patrick Fontoura, Michael Giles, Denise Padilla

Proceedings Volume 5888, 58880B (2005) https://doi.org/10.1117/12.619572

KEYWORDS: Polarization, Polarizers, Sun, Imaging systems, Reflection, CCD cameras, Sensors, Cameras, Light sources and illumination, Optical filters

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Proceedings Article | 20 October 2004 Paper

Fringe visibility performance evaluation for long baseline stellar interferometers with adaptive optics

Chueh Ting, Michael Giles

Proceedings Volume 5491, (2004) https://doi.org/10.1117/12.552331

KEYWORDS: Interferometers, Visibility, Adaptive optics, Atmospheric turbulence, Telescopes, Modulation transfer functions, Atmospheric optics, Coherence (optics), Image quality, Atmospheric corrections

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Proceedings Article | 12 October 2004 Paper

Laboratory testing of components and systems used for advanced wavefront control

Michael Giles, Norbert Wendelstein, Anton Kohnle, Robert Weiss

Proceedings Volume 5553, (2004) https://doi.org/10.1117/12.562495

KEYWORDS: Mirrors, Wavefronts, Point spread functions, Beam splitters, Iris, Control systems, Charge-coupled devices, Liquid crystals, Adaptive optics, Imaging systems

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Proceedings Article | 14 June 2004 Paper

Test setup for static and dynamic measurements of an adaptive optics integrated circuit with pixel arrays

Ananth Bashyam, Michael Giles, Paul Furth

Proceedings Volume 5356, (2004) https://doi.org/10.1117/12.531888

KEYWORDS: Photodiodes, Integrated circuits, Microscopes, Optical filters, Optical testing, Integrated optics, Analog electronics, Adaptive optics, Photodetectors, Device simulation

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Proceedings Article | 6 February 2004 Paper

Adaptive optics for the Magdalena Ridge Observatory

Michael Giles, Chueh Ting, David Voelz

Proceedings Volume 5237, (2004) https://doi.org/10.1117/12.512014

KEYWORDS: Interferometers, Adaptive optics, Visibility, Modulation transfer functions, Magdalena Ridge Observatory, Telescopes, Turbulence, Atmospheric turbulence, Atmospheric optics, Long baseline optical interferometry

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Proceedings Article | 6 February 2004 Paper

A study of variable subaperture size for astronomical adaptive optics

David Voelz, Michael Giles, Jungtae Rha

Proceedings Volume 5237, (2004) https://doi.org/10.1117/12.512008

KEYWORDS: Wavefront sensors, Astronomical adaptive optics, Atmospheric optics, Signal to noise ratio, Wavefronts, Visualization, Adaptive optics, Error analysis, Numerical analysis, Atmospheric sensing

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SPIE Journal Paper | 1 January 2004

Reconfigurable Shack-Hartmann wavefront sensor

Jungtae Rha, David Voelz, Michael Giles

OE, Vol. 43, Issue 01, (January 2004) https://doi.org/10.1117/12.10.1117/1.1625950

KEYWORDS: Wavefront sensors, Wavefronts, LCDs, Sensors, Adaptive optics, Photons, Point spread functions, Lenses, Signal to noise ratio, Turbulence

Proceedings Article | 24 December 2003 Paper

Simulations of a long-baseline interferometer with adaptive optics

Chueh Ting, Michael Giles, David Voelz

Proceedings Volume 5169, (2003) https://doi.org/10.1117/12.503492

KEYWORDS: Interferometers, Adaptive optics, Visibility, Modulation transfer functions, Atmospheric optics, Turbulence, Telescopes, Long baseline optical interferometry, Large telescopes, Atmospheric modeling

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Proceedings Article | 11 December 2003 Paper

Wavefront reconstruction of Shack-Hartmann data for a high-resolution pixelated wavefront corrector

Jungtae Rha, Michael Giles

Proceedings Volume 5162, (2003) https://doi.org/10.1117/12.507631

KEYWORDS: LCDs, Wavefronts, Sensors, Wavefront sensors, Actuators, Turbulence, Liquid crystals, Charge-coupled devices, Point spread functions, Fresnel lenses

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Proceedings Article | 6 November 2002 Paper

Design considerations for a miniature portable phase-contrast wavefront sensor

Michael Giles, Corey Asbill, Brian Baker

Proceedings Volume 4825, (2002) https://doi.org/10.1117/12.451951

KEYWORDS: Wavefronts, LCDs, Lenses, Imaging systems, Diagnostics, Image filtering, Cameras, Telescopes, Zemax, Wavefront sensors

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Proceedings Article | 1 February 2002 Paper

Implementation of an adaptive Shack-Hartmann sensor using a phase-modulated liquid crystal spatial light modulator

Jungtae Rha, Michael Giles

Proceedings Volume 4493, (2002) https://doi.org/10.1117/12.454698

KEYWORDS: Wavefronts, Sensors, Turbulence, Wavefront sensors, Liquid crystals, Point spread functions, CCD cameras, CCD image sensors, Computing systems, Adaptive optics

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Proceedings Article | 1 February 2002 Paper

Closed-loop phase-contrast adaptive optics system using liquid crystal phase modulators: experimental results

Michael Giles, Anthony Seward, Todd Giles

Proceedings Volume 4493, (2002) https://doi.org/10.1117/12.454710

KEYWORDS: Wavefronts, Adaptive optics, Point spread functions, Liquid crystals, Human-machine interfaces, Cameras, Optical filters, Turbulence, Image processing, Wavefront sensors

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Proceedings Article | 22 November 2000 Paper

Setting up a liquid crystal phase screen to simulate atmospheric turbulence

Michael Giles, Anthony Seward, Mikhail Vorontsov, Jungtae Rha, Ray Jimenez

Proceedings Volume 4124, (2000) https://doi.org/10.1117/12.407491

KEYWORDS: LCDs, Point spread functions, Turbulence, Wavefronts, Atmospheric turbulence, Adaptive optics, Phase shift keying, Cameras, Optical testing, Phase measurement

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Proceedings Article | 22 November 2000 Paper

Adaptive optics system with micromachined mirror array and stochastic gradient descent controller

Thomas Weyrauch, Mikhail Vorontsov, Thomas Bifano, Michael Giles

Proceedings Volume 4124, (2000) https://doi.org/10.1117/12.407500

KEYWORDS: Mirrors, Actuators, Microelectromechanical systems, Control systems, Stochastic processes, Very large scale integration, Adaptive optics, Deformable mirrors, Laser systems engineering, Optical amplifiers

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Proceedings Article | 27 September 1999 Paper

Focal plane masks in adaptive optics systems

Anthony Seward, Francois Lacombe, Michael Giles

Proceedings Volume 3762, (1999) https://doi.org/10.1117/12.363584

KEYWORDS: Wavefront sensors, Adaptive optics, Telescopes, Turbulence, Phase contrast, Sensors, Interferometry, Wavefronts, Interferometers, Stars

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Proceedings Article | 11 September 1998 Paper

High-resolution phase distortion compensation in adaptive interferometers

Michael Giles, Mikhail Vorontsov, Rensheng Dou, Viktor Sivokon

Proceedings Volume 3353, (1998) https://doi.org/10.1117/12.321660

KEYWORDS: Interferometers, Distortion, Phase shift keying, Modulators, Phase modulation, Liquid crystals, Imaging systems, Wavefronts, Modulation, Numerical simulations

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SPIE Journal Paper | 1 December 1997

Iterative technique for high-resolution phase distortion compensation in adaptive interferometers

Rensheng Dou, Mikhail Vorontsov, Viktor Sivokon, Michael Giles

OE, Vol. 36, Issue 12, (December 1997) https://doi.org/10.1117/12.10.1117/1.601591

KEYWORDS: Interferometers, Distortion, Phase shift keying, Wavefronts, Phase modulation, Modulators, Imaging systems, Mach-Zehnder interferometers, Prisms, Liquid crystals

Proceedings Article | 27 March 1997 Paper

5-nm resolution in a vibrating environment with a 1-mm dynamic range

Yifang Wu, C. K. Man, Bing Yin, Michael Giles, Thomas Shay

Proceedings Volume 2993, (1997) https://doi.org/10.1117/12.270027

KEYWORDS: Interferometers, Modulation, Semiconductor lasers, Ferroelectric materials, Interferometry, Actuators, Phase shift keying, Feedback signals, Electronics, Feedback control

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Proceedings Article | 28 October 1996 Paper

Optical alignment monitoring and stabilization using a liquid crystal television (LCTV)

Narasimha Prasad, Sean Doyle, Michael Giles

Proceedings Volume 2810, (1996) https://doi.org/10.1117/12.255134

KEYWORDS: Point spread functions, Optical alignment, Liquid crystals, Televisions, Phase shift keying, Video, Polarization, Software, Telecommunications, Phase modulation

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Proceedings Article | 25 October 1996 Paper

Comparison of restoration algorithms on high-altitude infrared images

David Hazzard, Michael Giles

Proceedings Volume 2827, (1996) https://doi.org/10.1117/12.255084

KEYWORDS: Point spread functions, Filtering (signal processing), Optical transfer functions, Infrared imaging, Infrared radiation, Image analysis, Missiles, Infrared telescopes, Modulation transfer functions, Fourier transforms

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SPIE Journal Paper | 1 July 1996

Collimation and beam alignment: testing and estimation using liquid-crystal televisions

Narasimha Prasad, Sean Doyle, Michael Giles

OE, Vol. 35, Issue 07, (July 1996) https://doi.org/10.1117/12.10.1117/1.600771

KEYWORDS: Collimation, Point spread functions, Liquid crystals, Televisions, Optical alignment, Analytical research, Video, CCD cameras, Phase shift keying, Charge-coupled devices

SPIE Journal Paper | 1 March 1996

Simple technique for measuring the phase property of a twisted nematic liquid crystal television

Rensheng Dou, Michael Giles

OE, Vol. 35, Issue 03, (March 1996) https://doi.org/10.1117/12.10.1117/1.600650

KEYWORDS: Phase measurement, Liquid crystals, Molecules, Sensors, Televisions, Phase shift keying, CCD cameras, Refractive index, Crystals, Optical engineering

Proceedings Article | 13 October 1995 Open Access

Liquid crystal television (LCTV) as an optics education tool

Michael Giles, Narasimha Prasad, Sean Doyle

Proceedings Volume 2525, (1995) https://doi.org/10.1117/12.224058

KEYWORDS: Optical components, Liquid crystals, Polarization, Point spread functions, Polarizers, Monochromatic aberrations, Diffraction, Binary data, Fresnel lenses, Televisions

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Proceedings Article | 23 August 1995 Paper

Programmable phase grating and beam steerer by operating a LCTV

Rensheng Dou, Michael Giles

Proceedings Volume 2566, (1995) https://doi.org/10.1117/12.217382

KEYWORDS: Beam steering, Diffraction, Diffraction gratings, Phase measurement, Quantization, Video, Liquid crystals, Phase shifts, Televisions, Polarization

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Proceedings Article | 11 August 1995 Paper

Programmable deflector and scanner using a liquid crystal television (LCTV)

Narasimha Prasad, Sean Doyle, Michael Giles

Proceedings Volume 2537, (1995) https://doi.org/10.1117/12.216400

KEYWORDS: Point spread functions, Liquid crystals, Scanners, Fresnel lenses, Wavefronts, Video, Televisions, Electronics, Acousto-optics, Polarization

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Proceedings Article | 30 March 1995 Paper

Design and performance of a joint transform correlator (JTC) system for measuring blood flow and tissue motion

Natalie Clark, Michael Giles

Proceedings Volume 2390, (1995) https://doi.org/10.1117/12.206003

KEYWORDS: Diffraction gratings, Blood circulation, Tissues, Ultrasonography, Speckle, Linear filtering, Transducers, Motion measurement, Optical correlators, Optical filters

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Proceedings Article | 28 March 1995 Paper

Implementation of liquid crystal arrays as complex field modulators

Joshua Harris, Michael Giles

Proceedings Volume 2490, (1995) https://doi.org/10.1117/12.205799

KEYWORDS: Phase shift keying, Modulation, Polarizers, Liquid crystals, Spatial light modulators, Phase modulation, Phase shifts, Video, Charge-coupled devices, Phase measurement

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Proceedings Article | 24 June 1993 Paper

Tracking blood flow and tissue motion using optical correlation

Natalie Clark, Michael Giles, Sarah Harrison, Chris Hofer

Proceedings Volume 1895, (1993) https://doi.org/10.1117/12.146719

KEYWORDS: Tissue optics, Blood circulation, Speckle, Motion measurement, Ultrasonics, Optical filters, Far-field diffraction, Joint transforms, Optical correlators, Diagnostics

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Proceedings Article | 12 January 1993 Paper

Tracking speckle patterns with optical correlation

Natalie Clark, Michael Giles, Sarah Harrison, Chris Hofer

Proceedings Volume 1772, (1993) https://doi.org/10.1117/12.140898

KEYWORDS: Speckle, Speckle pattern, Transducers, Optical tracking, Optical correlators, Ultrasonics, Tissue optics, Joint transforms, Motion measurement, Phased arrays

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Proceedings Article | 24 August 1992 Paper

Using liquid-crystal devices as input and filter SLMs

Natalie Clark, Kirk Powell, Michael Giles

Proceedings Volume 1704, (1992) https://doi.org/10.1117/12.139896

KEYWORDS: Optical correlators, Video, Spatial light modulators, Projection systems, Liquid crystals, Polarization, Optical filters, LCDs, Phase only filters, Binary data

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Proceedings Article | 1 July 1992 Paper

Multisensor image analysis system demonstration

Paul Billings, Troy Giles, Jay Jordan, Michael Giles, Gerald Flachs

Proceedings Volume 1701, (1992) https://doi.org/10.1117/12.138314

KEYWORDS: Image segmentation, Image resolution, Image processing, Sensors, Cameras, Image analysis, Optical filters, RGB color model, Image filtering, Binary data

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Proceedings Article | 1 November 1991 Paper

Using liquid-crystal TVs in Vander Lugt optical correlators

Natalie Clark, Charles Crandall, Michael Giles

Proceedings Volume 1564, (1991) https://doi.org/10.1117/12.49731

KEYWORDS: Spatial light modulators, Optical correlators, Liquid crystals, Phase only filters, Binary data, Optical signal processing, Optical filters, Fourier transforms, Televisions, Polarization

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Proceedings Article | 1 November 1991 Paper

Empirical performance of binary phase-only synthetic discriminant functions

Gary Carhart, Bret Draayer, Paul Billings, Michael Giles

Proceedings Volume 1564, (1991) https://doi.org/10.1117/12.49724

KEYWORDS: Optical correlators, Binary data, Image filtering, Optical filters, Signal to noise ratio, Optical signal processing, Computer simulations, Systems modeling, Digital filtering, Digital imaging

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Proceedings Article | 1 November 1991 Paper

Performance limitations of miniature optical correlators

Charles Crandall, Michael Giles, Natalie Clark

Proceedings Volume 1564, (1991) https://doi.org/10.1117/12.49700

KEYWORDS: Optical correlators, Spatial light modulators, Lenses, Tolerancing, Imaging systems, Optical signal processing, Optical filters, Lithium, Transparency, Diffraction

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Proceedings Article | 27 December 1990 Paper

Rotation-invariant, time-integrating optical correlation recognition system

Thomas Walsh, Gary Carhart, Bret Draayer, Paul Billings, Michael Giles

Proceedings Volume 1347, (1990) https://doi.org/10.1117/12.23415

KEYWORDS: Image filtering, Optical filters, Target recognition, Binary data, Phase only filters, Cameras, Integrated optics, Video, Optical correlators, System integration

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Proceedings Article | 27 December 1990 Paper

Design considerations for miniature optical correlation systems that use pixelated input and filter transducers

Brett Bock, Thomas Crow, Michael Giles

Proceedings Volume 1347, (1990) https://doi.org/10.1117/12.23419

KEYWORDS: Optical filters, Transducers, Optical correlators, Image filtering, Phase only filters, Target recognition, Computing systems, Prototyping

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SPIE Journal Paper | 1 September 1990

Statistical filtering of time-sequenced peak correlation responses for distortion invariant recognition of multiple input objects

Thomas Walsh, Michael Giles

OE, Vol. 29, Issue 09, (September 1990) https://doi.org/10.1117/12.10.1117/12.55694

KEYWORDS: Distortion, Optical correlators, Image filtering, Binary data, Statistical analysis, Composites, Optical filters, Target recognition, Data processing, Phase only filters

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Proceedings Article | 1 September 1990 Paper

Correlation plane integration of time-sequenced binary phase-only filter responses

Bret Draayer, Thomas Walsh, Michael Giles

Proceedings Volume 1297, (1990) https://doi.org/10.1117/12.21318

KEYWORDS: Filtering (signal processing), Image filtering, Cameras, Image processing, Signal processing, Optical filters, Phase only filters, Target recognition, System integration, Video

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Proceedings Article | 1 September 1990 Paper

Composite filter trees and image recognition via binary search

Gary Carhart, Thomas Walsh, Michael Giles

Proceedings Volume 1295, (1990) https://doi.org/10.1117/12.21226

KEYWORDS: Image filtering, Composites, Binary data, Phase only filters, Superposition, Image processing, Optical filters, Optical correlators, Image resolution, Algorithm development

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Proceedings Article | 1 September 1990 Paper

Important considerations on the use of an integrating focal plane array camera in an optical recognition system

Bret Draayer, Paul Billings, Michael Giles

Proceedings Volume 1308, (1990) https://doi.org/10.1117/12.21742

KEYWORDS: Cameras, Optical filters, Imaging systems, Video, CCD cameras, Camera shutters, Image intensifiers, Staring arrays, Clocks, Human-machine interfaces

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Proceedings Article | 1 September 1990 Paper

Improved model of the TI deformable mirror device

Jack Cravatt, Michael Giles

Proceedings Volume 1296, (1990) https://doi.org/10.1117/12.21255

KEYWORDS: Digital micromirror devices, Mirrors, Phase only filters, Optical signal processing, Binary data, Computer simulations, Fourier transforms, Mathematical modeling, Instrument modeling, Deformable mirrors

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