Mr. David A. Wikner Profile

David A. Wikner

Physicist at DEVCOM Army Research Lab

SPIE Involvement:

Conference Program Committee | Editor | Author

Publications (23)

Proceedings Article | 12 April 2021 Presentation

Welcome and Introduction to SPIE Conference 11745

David Wikner, Duncan Robertson

Proceedings Volume 11745, 1174502 (2021) https://doi.org/10.1117/12.2597667

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Proceedings Article | 8 May 2018 Paper

Calibrated radar cross section measurements of various helicopter landing zone hazards at 94 GHz

David Wikner, Jerry Silvious, Robert Bender

Proceedings Volume 10634, 1063404 (2018) https://doi.org/10.1117/12.2309794

KEYWORDS: Radar, Polarization, Calibration, Signal processing, Polarimetry, Synthetic aperture radar

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Proceedings Article | 11 May 2017 Presentation + Paper

Millimeter wave imaging: a historical review

Roger Appleby, Duncan Robertson, David Wikner

Proceedings Volume 10189, 1018902 (2017) https://doi.org/10.1117/12.2262476

KEYWORDS: Passive remote sensing, Millimeter wave imaging, Imaging systems, Signal processing, Remote sensing, Nondestructive evaluation, Synthetic vision, Security technologies

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Proceedings Article | 19 May 2015 Paper

Summary and analysis of 216 GHz polarimetric measurements of in-situ rain

Abigail Hedden, David Wikner, Russell Bradley

Proceedings Volume 9462, 94620G (2015) https://doi.org/10.1117/12.2177805

KEYWORDS: Backscatter, Signal attenuation, Radar, Calibration, Polarimetry, Reflectors, Analytical research, Data acquisition, Signal to noise ratio, Optical spheres

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Proceedings Article | 29 May 2014 Paper

Extremely high-frequency micro-Doppler measurements of humans

Charles Dietlein, Abigail Hedden, Jeremy Green, Jerry Silvious, David Wikner

Proceedings Volume 9077, 90771C (2014) https://doi.org/10.1117/12.2050572

KEYWORDS: Radar, Waveguides, Data acquisition, Signal attenuation, Extremely high frequency, Optical spheres, Structural health monitoring, Calibration, Backscatter, Sensors

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Proceedings Article | 31 May 2013 Paper

Cognitive nonlinear radar test-bed

David Wikner, David McNamara, Anthony Martone, Abigail Hedden

Proceedings Volume 8714, 87140X (2013) https://doi.org/10.1117/12.2017861

KEYWORDS: Radar, Target detection, Algorithm development, Signal generators, Signal detection, Signal to noise ratio, Spectrum analysis, Detection and tracking algorithms, Telecommunications, Environmental sensing

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SPIE Journal Paper | 18 May 2012

Design of 220 GHz electronically scanned reflectarrays for confocal imaging systems

Abigail Hedden, Charles Dietlein, David Wikner

OE, Vol. 51, Issue 9, 091611, (May 2012) https://doi.org/10.1117/12.10.1117/1.OE.51.9.091611

KEYWORDS: Quantization, Phase shifts, Imaging systems, Confocal microscopy, Reflectors, Antennas, Optical components, Phased arrays, Optical engineering, Electroluminescence

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Proceedings Article | 9 May 2012 Paper

Millimeter-wave electronically scanned reflectarray optimization and analysis

Charles Dietlein, Abigail Hedden, David Wikner

Proceedings Volume 8362, 836203 (2012) https://doi.org/10.1117/12.918647

KEYWORDS: Quantization, Imaging systems, Phase shifts, Energy efficiency, Confocal microscopy, Scanners, Phased arrays, Image quality, Radar imaging, Atrial fibrillation

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Proceedings Article | 26 May 2011 Paper

A 220 GHz reflection-type phased array concept study

Charles Dietlein, David Wikner, Abigail Hedden

Proceedings Volume 8022, 80220N (2011) https://doi.org/10.1117/12.883520

KEYWORDS: Phase shifts, Phased arrays, Beam steering, Imaging systems, Microelectromechanical systems, Reflectors, Capacitors, Confocal microscopy, Switches, Optical components

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Proceedings Article | 21 February 2011 Paper

Progress in millimeter-wave imaging

David Wikner

Proceedings Volume 7936, 79360D (2011) https://doi.org/10.1117/12.880188

KEYWORDS: Extremely high frequency, Imaging systems, Antennas, Millimeter wave imaging, Phased array optics, Receivers, Cameras, Sensors, Signal processing, Clouds

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Proceedings Article | 8 May 2010 Paper

Compact networked radars for Army unattended ground sensors

John Clark, Jim Kurtz, Ronald Wellman, Tony Ivanov, Eric Adler, Jeff Pulskamp, Ronald Polcawich, David Wikner, Robert Proie, Edward Viveiros

Proceedings Volume 7694, 769410 (2010) https://doi.org/10.1117/12.852916

KEYWORDS: Radar, Signal processing, Digital signal processing, Phase shifts, Antennas, Unattended ground sensors, Telecommunications, Microelectromechanical systems, Target detection, Radar signal processing

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Proceedings Article | 27 April 2010 Paper

Sparse sampling and enhanced axial resolution in millimeter-wave holographic imaging

David Wikner, Christy Fernandez-Cull, David Brady, Joseph Mait, Michael Mattheiss

Proceedings Volume 7670, 76700B (2010) https://doi.org/10.1117/12.850404

KEYWORDS: Holograms, 3D metrology, Holography, Receivers, Extremely high frequency, Sensors, Weapons, Data acquisition, Digital holography, Optical simulations

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Proceedings Article | 24 September 2009 Paper

Millimeter wave sensor requirements for maritime small craft identification

Lee Stein, William Kiser, Jose Garcia, Andrew Visnansky, David Wikner, Keith Krapels, Chrisopher Schuetz, Evelyn Boettcher, Jeremy Grata, Russ Harris, Jesse Samluk, Dennis Prather, Ronald Driggers

Proceedings Volume 7485, 74850H (2009) https://doi.org/10.1117/12.831060

KEYWORDS: Sensors, Image sensors, Polarization, Millimeter wave sensors, Extremely high frequency, Imaging systems, Targeting Task Performance metric, Modulation transfer functions, Image processing, Fourier transforms

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Proceedings Article | 30 April 2009 Paper

Demonstration of a passive, low-noise, millimeter-wave detector array for imaging

David Wikner, Erich Grossman

Proceedings Volume 7309, 730909 (2009) https://doi.org/10.1117/12.821197

KEYWORDS: Detector arrays, Sensors, Extremely high frequency, Cameras, Staring arrays, Standards development, Diodes, Liquids, Nitrogen, Defense technologies

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Proceedings Article | 25 April 2008 Paper

Extended depth of field imaging at 94 GHz

Joseph van der Gracht, Brandon Good, Scott Mathews, Joseph Mait, Gregory Behrmann, Mark Mirotznik, David Wikner

Proceedings Volume 6948, 69480C (2008) https://doi.org/10.1117/12.775180

KEYWORDS: Imaging systems, Point spread functions, Image processing, Signal processing, Modulation transfer functions, Optical transfer functions, Focus stacking, Computational imaging, Computing systems, Optical components

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Proceedings Article | 1 May 2007 Paper

Millimeter-wave propagation through a controlled dust environment

David Wikner

Proceedings Volume 6548, 654803 (2007) https://doi.org/10.1117/12.717836

KEYWORDS: Clouds, Particles, Sensors, Signal attenuation, Extremely high frequency, Signal detection, Magnetic resonance imaging, Transmitters, Attenuators, Amplifiers

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Proceedings Article | 19 May 2006 Paper

Passive millimeter-wave imagery of helicopter obstacles in a sand environment

David Wikner

Proceedings Volume 6211, 621103 (2006) https://doi.org/10.1117/12.669170

KEYWORDS: Extremely high frequency, Polarization, Imaging systems, Passive millimeter wave imaging, Polarimetry, Radiometry, Temperature metrology, Clouds, Analytical research, Systems modeling

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Proceedings Article | 19 May 2005 Paper

A passive millimeter-wave imaging system for concealed weapons and explosives detection

Max Hall, Oskar Kirsten, Joshua Moore, Chris Martin, David Wikner, Alex Shek, Shiow-Hwa Lin, Vladimir Kolinko, Will Manning

Proceedings Volume 5781, (2005) https://doi.org/10.1117/12.606661

KEYWORDS: Imaging systems, Metals, Antennas, Body temperature, Passive millimeter wave imaging, Sensors, Spatial resolution, Reflectors, Weapons, Waveguides

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Proceedings Article | 12 August 2004 Paper

Analysis of passive millimeter-wave imagery texture for enhanced aircraft obstacle avoidance

David Wikner

Proceedings Volume 5410, (2004) https://doi.org/10.1117/12.542453

KEYWORDS: Extremely high frequency, Fiber optic gyroscopes, Image processing, Imaging systems, Radiometry, Sensors, Image segmentation, Edge detection, Image analysis, Antennas

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Proceedings Article | 20 August 2003 Paper

Millimeter-wave radiometric measurements of a treeline and building for aircraft obstacle avoidance

David Wikner

Proceedings Volume 5077, (2003) https://doi.org/10.1117/12.487901

KEYWORDS: Extremely high frequency, Fiber optic gyroscopes, Radiometry, Antennas, Sensors, Photography, Image enhancement, Imaging systems, Infrared imaging, Clouds

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Proceedings Article | 29 July 2002 Paper

Polarimetric radiometry of natural scenes

David Wikner

Proceedings Volume 4719, (2002) https://doi.org/10.1117/12.477463

KEYWORDS: Radiometry, Extremely high frequency, Antennas, Statistical analysis, Polarimetry, Collision avoidance, Fiber optic gyroscopes, Reliability, Data modeling, Image analysis

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Proceedings Article | 21 August 2001 Paper

Polarimetric passive millimeter-wave sensing

David Wikner, Greg Samples

Proceedings Volume 4373, (2001) https://doi.org/10.1117/12.438141

KEYWORDS: Radiometry, Polarimetry, Roads, Polarization, Extremely high frequency, Sensors, Metals, Analytical research, Phase shifts, Amplifiers

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Proceedings Article | 14 July 1999 Paper

Measurement of nadir and near-nadir 94-GHz brightness temperatures of several tactical-scene clutter types

David Wikner, Thomas Pizzillo

Proceedings Volume 3703, (1999) https://doi.org/10.1117/12.352995

KEYWORDS: Vegetation, Temperature metrology, Radiometry, Metals, Antennas, Extremely high frequency, Calibration, Scattering, Surface roughness, Reflectivity

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Showing 5 of 23 publications

Proceedings Volume Editor (22)

SPIE Conference Volume | 16 June 2022

Passive and Active Millimeter-Wave Imaging XXV

SPIE Conference Volume | 30 April 2021

Passive and Active Millimeter-Wave Imaging XXIV

SPIE Conference Volume | 2 June 2020

Passive and Active Millimeter-Wave Imaging XXIII

SPIE Conference Volume | 26 July 2019

Passive and Active Millimeter-Wave Imaging XXII

SPIE Conference Volume | 16 July 2018

Passive and Active Millimeter-Wave Imaging XXI

Showing 5 of 22 publications

Conference Committee Involvement (28)

Radar Sensor Technology XXVIII

22 April 2024 | National Harbor, Maryland, United States

Radar Sensor Technology XXVII

1 May 2023 | Orlando, Florida, United States

Passive and Active Millimeter-Wave Imaging XXV

6 April 2022 | Orlando, Florida, United States

Radar Sensor Technology XXVI

4 April 2022 | Orlando, Florida, United States

Passive and Active Millimeter-Wave Imaging XXIV

12 April 2021 | Online Only, Florida, United States

Radar Sensor Technology XXV

12 April 2021 | Online Only, Florida, United States

Passive and Active Millimeter-Wave Imaging XXIII

27 April 2020 | Online Only, California, United States

Radar Sensor Technology XXIV

27 April 2020 | Online Only, California, United States

Passive and Active Millimeter-Wave Imaging XXII

18 April 2019 | Baltimore, MD, United States

Radar Sensor Technology XXIII

15 April 2019 | Baltimore, MD, United States

Passive and Active Millimeter-Wave Imaging XXI

19 April 2018 | Orlando, FL, United States

Passive and Active Millimeter-Wave Imaging XX

13 April 2017 | Anaheim, CA, United States

Passive and Active Millimeter-Wave Imaging XIX

22 April 2016 | Baltimore, MD, United States

Passive and Active Millimeter-Wave Imaging XVIII

23 April 2015 | Baltimore, MD, United States

Passive and Active Millimeter-Wave Imaging XVII

8 May 2014 | Baltimore, MD, United States

Passive and Active Millimeter-Wave Imaging XVI

2 May 2013 | Baltimore, Maryland, United States

Passive and Active Millimeter-Wave Imaging XV

26 April 2012 | Baltimore, Maryland, United States

Passive Millimeter-Wave Imaging Technology XIV

28 April 2011 | Orlando, Florida, United States

Passive Millimeter-Wave Imaging Technology XIII

8 April 2010 | Orlando, Florida, United States

Passive Millimeter-Wave Imaging Technology XII

16 April 2009 | Orlando, Florida, United States

Passive Millimeter-Wave Imaging Technology XI

18 March 2008 | Orlando, Florida, United States

Passive Millimeter-Wave Imaging Technology X

11 April 2007 | Orlando, Florida, United States

Passive Millimeter-Wave Imaging Technology IX

19 April 2006 | Orlando (Kissimmee), Florida, United States

Passive Millimeter-Wave Imaging Technology VIII

30 March 2005 | Orlando, Florida, United States

Passive Millimeter-Wave Imaging Technology VII

14 April 2004 | Orlando, Florida, United States

Passive Millimeter-Wave Imaging Technology VI

23 April 2003 | Orlando, Florida, United States

Infrared and Passive Millimeter-wave Imaging Systems: Design, Analysis, Modeling, and Testing

3 April 2002 | Orlando, FL, United States

Passive Millimeter-Wave Imaging Technology VI

3 April 2002 | Orlando, FL, United States

Showing 5 of 28 Conference Committees

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