Dr. Roger Appleby Profile

Dr. Roger Appleby

Consultant MMW and THz technology at Roger Appleby MMW Consulting Ltd

SPIE Involvement:

Track Chair | Author

Area of Expertise:

PMMW Imaging , Terahertz , Electro-optic imaging

Publications (40)

Proceedings Article | 30 November 2017 Paper

Advances in passive millimetre wave imaging

Roger Appleby

Proceedings Volume 2250, 22507D (2017) https://doi.org/10.1117/12.2303282

KEYWORDS: Spatial resolution, Passive millimeter wave imaging, Imaging systems, Receivers, Image processing, Defense and security, Thermography, Fiber optic gyroscopes, Image quality, Radiometry

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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 | 21 October 2016 Presentation + Paper

Submillimetre wave imaging and security: imaging performance and prediction

R. Appleby, S. Ferguson

Proceedings Volume 9993, 999302 (2016) https://doi.org/10.1117/12.2241886

KEYWORDS: Modeling, Sensors, Imaging systems, Temperature metrology, Skin, 3D modeling, Scattering, Volume rendering, Bidirectional reflectance transmission function, Data modeling

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Proceedings Article | 19 May 2015 Paper

Concealed object stand-off real-time imaging for security: CONSORTIS

R. Appleby, H. Petersson, S. Ferguson

Proceedings Volume 9462, 946204 (2015) https://doi.org/10.1117/12.2177121

KEYWORDS: Systems modeling, 3D modeling, Radar, Skin, Imaging systems, Refractive index, Temperature metrology, Performance modeling, Data modeling, Visualization

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Proceedings Article | 4 June 2013 Open Access

Micro and nano devices in passive millimetre wave imaging systems

R. Appleby

Proceedings Volume 8725, 872524 (2013) https://doi.org/10.1117/12.2015674

KEYWORDS: Imaging systems, Receivers, Diodes, Gallium arsenide, Microwave radiation, Neodymium, Passive millimeter wave imaging, Radiometry, Nanotechnology, Semiconductors

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Proceedings Article | 26 October 2012 Paper

Simulating the operation of millimeter-wave imaging systems

Roger Appleby, Stuart Ferguson

Proceedings Volume 8544, 85440H (2012) https://doi.org/10.1117/12.977825

KEYWORDS: Imaging systems, Bidirectional reflectance transmission function, Sensors, Visualization, Computer simulations, Millimeter wave imaging, Modeling, Refractive index, Ray tracing, Image processing

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SPIE Journal Paper | 18 September 2012 Open Access

Special Section Guest Editorial: Terahertz and Millimeter Wave Imaging

Eddie Jacobs, Roger Appleby, Dennis Prather

OE, Vol. 51, Issue 9, 091601, (September 2012) https://doi.org/10.1117/12.10.1117/1.OE.51.9.091601

KEYWORDS: Terahertz radiation, Millimeter wave imaging, Computer engineering, Imaging systems, Extremely high frequency, Communication engineering, Electronics, Electromagnetism, Sensing systems, Microwave radiation

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Proceedings Article | 7 May 2012 Open Access

Phenomenology and system engineering of micro- and nano-antenna FPA sensors for detection of concealed weapons and improvised explosive devices

R. Appleby, S. Ferguson

Proceedings Volume 8373, 837329 (2012) https://doi.org/10.1117/12.918826

KEYWORDS: Receivers, Sensors, Systems engineering, Imaging systems, Cameras, Staring arrays, Systems modeling, Reflectivity, Antennas, Explosives

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Proceedings Article | 30 April 2009 Paper

Comparison of passive millimeter-wave and IR imagery in a nautical environment

Peter Coward, Roger Appleby

Proceedings Volume 7309, 730904 (2009) https://doi.org/10.1117/12.819852

KEYWORDS: Passive millimeter wave sensors, Infrared imaging, Infrared cameras, Imaging systems, Cameras, Metals, Sensors, Image fusion, Infrared signatures, Thermography

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Proceedings Article | 30 April 2009 Paper

Evaluation of a passive millimeter-wave (PMMW) imager for wire detection in degraded visual conditions

Roger Appleby, Peter Coward, Jack Sanders-Reed

Proceedings Volume 7309, 73090A (2009) https://doi.org/10.1117/12.820827

KEYWORDS: Passive millimeter wave sensors, Sensors, Long wavelength infrared, Imaging systems, Fiber optic gyroscopes, Extremely high frequency, Infrared radiation, Signal attenuation, Visible radiation, Point spread functions

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Proceedings Article | 2 October 2008 Paper

The history of passive millimetre-wave imaging at QinetiQ

R. Appleby

Proceedings Volume 7117, 711702 (2008) https://doi.org/10.1117/12.800369

KEYWORDS: Imaging systems, Receivers, Mirrors, Scanners, Antennas, Radiometry, Polarization, Passive millimeter wave imaging, Amplifiers, Radar

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Proceedings Article | 19 May 2006 Paper

Security scanning at 94GHz

Rupert Anderton, Roger Appleby, John Beale, Peter Coward, Sean Price

Proceedings Volume 6211, 62110C (2006) https://doi.org/10.1117/12.669848

KEYWORDS: Receivers, Imaging systems, Mirrors, Scanners, Wave plates, Spatial resolution, Optical design, Weapons, Optical components, Metals

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Proceedings Article | 7 November 2005 Paper

Sampling passive millimetre-wave imagery

R. Anderton, R. Appleby, P. Coward

Proceedings Volume 5989, 598915 (2005) https://doi.org/10.1117/12.634438

KEYWORDS: Receivers, Imaging systems, Antennas, Spatial resolution, Diffraction, Image quality, Mirrors, Millimeter wave imaging, Chemical elements, Staring arrays

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Proceedings Article | 19 May 2005 Paper

Terahertz and millimetre wave technology in port and harbour security

Ruth Woodward, Roger Appleby

Proceedings Volume 5780, (2005) https://doi.org/10.1117/12.605493

KEYWORDS: Terahertz radiation, Imaging systems, Sensors, Signal attenuation, Target detection, Terahertz technology, Imaging spectroscopy, Electromagnetism, Reflectivity, Extremely high frequency

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Proceedings Article | 8 December 2004 Paper

The design of a real-time 94-GHz passive millimetre-wave imager for helicopter operations

Roger Appleby, Rupert Anderton, Neil Thomson, James Jack

Proceedings Volume 5619, (2004) https://doi.org/10.1117/12.581336

KEYWORDS: Tolerancing, Imaging systems, Receivers, Scanners, Prototyping, Mirrors, Mechanical engineering, Modulation transfer functions, Optical components, Surface finishing

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Proceedings Article | 8 December 2004 Paper

Image analysis for object detection in millimetre-wave images

Christopher Haworth, Beatriz Grafulla Gonzalez, Mathilde Tomsin, Roger Appleby, Peter Coward, Andrew Harvey, Katia Lebart, Yvan Petillot, Emanuele Trucco

Proceedings Volume 5619, (2004) https://doi.org/10.1117/12.580475

KEYWORDS: Image segmentation, Extremely high frequency, Image processing, Image acquisition, Imaging systems, Image processing algorithms and systems, Sensors, Detection and tracking algorithms, Algorithm development, Statistical analysis

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Proceedings Article | 12 August 2004 Paper

Whole-body 35-GHz security scanner

Roger Appleby, Rupert Anderton, Sean Price, Gordon Sinclair, Peter Coward

Proceedings Volume 5410, (2004) https://doi.org/10.1117/12.542705

KEYWORDS: Imaging systems, Receivers, Polarization, Scanners, Optical design, Diffraction, Weapons, Wave plates, Waveguides, Spatial resolution

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Proceedings Article | 20 August 2003 Paper

Electronic scanning for passive millimeter-wave imaging

Neil Salmon, Steve Hayward, Richard Walke, Roger Appleby

Proceedings Volume 5077, (2003) https://doi.org/10.1117/12.484870

KEYWORDS: Imaging systems, Antennas, Image processing, Signal processing, Passive millimeter wave imaging, Spatial frequencies, Fourier transforms, Radiometry, Receivers, Point spread functions

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Proceedings Article | 20 August 2003 Paper

Development of an illumination chamber for indoor millimeter-wave imaging

Peter Coward, Roger Appleby

Proceedings Volume 5077, (2003) https://doi.org/10.1117/12.487031

KEYWORDS: Imaging systems, Millimeter wave imaging, Prototyping, Dielectrics, Black bodies, Polarization, Passive millimeter wave imaging, Ceramics, Scanners, Weapons

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Proceedings Article | 20 August 2003 Paper

Mechanically scanned real-time passive millimeter-wave imaging at 94 GHz

Roger Appleby, Rupert Anderton, Sean Price, Neil Salmon, Gordon Sinclair, Peter Coward, Andrew Barnes, P. Munday, M. Moore, Alan Lettington, Duncan Robertson

Proceedings Volume 5077, (2003) https://doi.org/10.1117/12.488003

KEYWORDS: Receivers, Imaging systems, Mirrors, Passive millimeter wave imaging, Thermography, Surveillance, Dielectrics, Sensors, Diffraction, Integrated optics

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Proceedings Article | 29 July 2002 Paper

Scene simulation of passive millimeter wave images of plastic and metal objects

Neil Salmon, Roger Appleby, Sean Price

Proceedings Volume 4719, (2002) https://doi.org/10.1117/12.477464

KEYWORDS: Metals, Polarization, Scene simulation, Imaging systems, Absorption, Atmospheric modeling, Reflectivity, Earth's atmosphere, Atmospheric physics, Refractive index

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Proceedings Article | 29 July 2002 Paper

Millimeter-wave reflectometer

Roger Appleby, Michelle Leeks-Musselwhite

Proceedings Volume 4719, (2002) https://doi.org/10.1117/12.477466

KEYWORDS: Reflectivity, Polarization, Reflectometry, Receivers, Antennas, Signal detection, Reflection, Thermal modeling, Refractive index, Surface roughness

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Proceedings Article | 27 November 2001 Paper

Scene simulation of passive millimeter wave images of plastic and metal objects

Neil Salmon, Roger Appleby, Sean Price, David Daniels, Ken Mann

Proceedings Volume 4491, (2001) https://doi.org/10.1117/12.450187

KEYWORDS: Metals, Polarization, Scene simulation, Imaging systems, Absorption, Atmospheric modeling, Reflectivity, Grazing incidence, Atmospheric physics, Refractive index

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Proceedings Article | 21 August 2001 Paper

Polarimetric millimeter-wave imaging

Neil Salmon, Roger Appleby, Peter Coward

Proceedings Volume 4373, (2001) https://doi.org/10.1117/12.438147

KEYWORDS: Polarization, Polarimetry, Passive millimeter wave imaging, Imaging systems, Reflection, Radiometry, Millimeter wave imaging, Refraction, Extremely high frequency, Defense and security

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Proceedings Article | 21 August 2001 Paper

Security scanning at 35 GHz

Rupert Anderton, Roger Appleby, Peter Coward, P. Kent, Sean Price, Gordon Sinclair, Matthew Wasley

Proceedings Volume 4373, (2001) https://doi.org/10.1117/12.438142

KEYWORDS: Imaging systems, Receivers, Ka band, Skin, Dielectrics, Metals, Reflectivity, Mirrors, Polarization, Copper

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Proceedings Article | 21 February 2001 Paper

Passive millimeter-wave concealed weapon detection

Gordon Sinclair, Rupert Anderton, Roger Appleby

Proceedings Volume 4232, (2001) https://doi.org/10.1117/12.417526

KEYWORDS: Weapons, Imaging systems, Polarization, Skin, Reflectivity, Metals, Receivers, Infrared imaging, Thermography, Ka band

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Proceedings Article | 31 October 2000 Paper

Prospects for mm-wave aperture synthesis from spaceborne and aerial platforms

Andrew Harvey, Roger Appleby

Proceedings Volume 4091, (2000) https://doi.org/10.1117/12.405794

KEYWORDS: Antennas, Calibration, Unmanned aerial vehicles, Synthetic apertures, Receivers, Visibility, Optical correlators, Spatial frequencies, Sensors, Radiometry

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Proceedings Article | 20 July 2000 Paper

Passive millimeter-wave imaging in security scanning

Gordon Sinclair, Roger Appleby, Peter Coward, Sean Price

Proceedings Volume 4032, (2000) https://doi.org/10.1117/12.391838

KEYWORDS: Skin, Reflectivity, Temperature metrology, Imaging systems, Absorption, Extremely high frequency, Passive millimeter wave imaging, Spectroscopy, Sensors, Dielectrics

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Proceedings Article | 20 July 2000 Paper

Sky radiation temperature changes and fluctuations in the millimeter-wave band

Neil Salmon, Roger Appleby

Proceedings Volume 4032, (2000) https://doi.org/10.1117/12.391825

KEYWORDS: Temperature metrology, Radiometry, Clouds, Ka band, Heterodyning, Spectrum analysis, Calibration, Radio optics, Data modeling, Passive millimeter wave imaging

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Proceedings Article | 20 July 2000 Paper

Carbon monoxide detection using passive and active millimeter-wave radiometry

Neil Salmon, Roger Appleby

Proceedings Volume 4032, (2000) https://doi.org/10.1117/12.391826

KEYWORDS: Carbon monoxide, Radiometry, Absorption, Temperature metrology, Imaging systems, Atmospheric optics, Modulation, Passive millimeter wave imaging, Spectroscopy, Earth's atmosphere

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Proceedings Article | 19 July 2000 Paper

NATO research: millimeter-wave imaging

Roger Appleby

Proceedings Volume 4033, (2000) https://doi.org/10.1117/12.391845

KEYWORDS: Synthetic aperture radar, Image segmentation, Target detection, 3D modeling, Image processing, Data modeling, Target acquisition, Sensors, Radar, Weapons

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Proceedings Article | 14 July 1999 Paper

Compact real-time (video rate) passive millimeter-wave imager

Roger Appleby, Rupert Anderton, Sean Price, Neil Salmon, Gordon Sinclair, Jonathan Borrill, Peter Coward, Vicky Paraskevi Papakosta, Alan Lettington, Duncan Robertson

Proceedings Volume 3703, (1999) https://doi.org/10.1117/12.353003

KEYWORDS: Imaging systems, Receivers, Mirrors, Antennas, Scanners, Polarization, Thermography, Data acquisition, Infrared imaging, Infrared radiation

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Proceedings Article | 13 November 1998 Paper

Electronic beam steering for passive millimeter-wave imaging

Andrew Harvey, Roger Appleby, Peter Coward, Rupert Anderton, Gerald Hawkins

Proceedings Volume 3465, (1998) https://doi.org/10.1117/12.331143

KEYWORDS: Antennas, Imaging systems, Multiplexing, Radiometry, Receivers, Staring arrays, Calibration, Modulation, Signal processing, Optical correlators

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Proceedings Article | 21 August 1998 Paper

Beam-steering technologies for real-time passive millimeter-wave imaging

Andrew Harvey, Roger Appleby, Paul Blanchard, Alain Greenaway

Proceedings Volume 3378, (1998) https://doi.org/10.1117/12.319406

KEYWORDS: Antennas, Imaging systems, Multiplexing, Radiometry, Receivers, Modulation, Staring arrays, Calibration, Wavefronts, Switches

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Proceedings Article | 21 August 1998 Paper

Real-time passive millimeter-wave imaging

Rupert Anderton, Roger Appleby, Jonathan Borrill, David Gleed, Sean Price, Neil Salmon, Gordon Sinclair, Vicky Paraskevi Papakosta, Alan Lettington

Proceedings Volume 3378, (1998) https://doi.org/10.1117/12.319402

KEYWORDS: Imaging systems, Receivers, Extremely high frequency, Staring arrays, Spatial resolution, Multiplexing, Antennas, Calibration, Scanners, Real time imaging

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Proceedings Article | 27 June 1997 Paper

Operational issues for passive millimeter-wave imaging systems

David Gleed, Roger Appleby, Neil Salmon, Sean Price, Gordon Sinclair, Rupert Anderton, Jonathan Borrill, Matthew Wasley, Alan Lettington

Proceedings Volume 3064, (1997) https://doi.org/10.1117/12.277088

KEYWORDS: Imaging systems, Radiometry, Receivers, Image processing, Thermography, Spatial resolution, Infrared imaging, Clouds, Antennas, Defense and security

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Proceedings Article | 27 June 1996 Paper

Overview of recent advances in passive millimeter-wave imaging in the UK

Alan Lettington, Qi Hong, Andrew Dean, Roger Appleby, David Gleed

Proceedings Volume 2744, (1996) https://doi.org/10.1117/12.243459

KEYWORDS: Imaging systems, Extremely high frequency, Receivers, Radiometry, Thermography, Spatial resolution, Passive millimeter wave imaging, Infrared imaging, Calibration, Signal processing

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Proceedings Article | 30 June 1995 Paper

Passive millimeter-wave imaging: seeing in very poor visibility

Roger Appleby, Sean Price, David Gleed, Alan Lettington

Proceedings Volume 2463, (1995) https://doi.org/10.1117/12.212739

KEYWORDS: Imaging systems, Thermography, Sensors, Passive millimeter wave imaging, Infrared radiation, Fiber optic gyroscopes, Image processing, Radar, Spatial resolution, Image quality

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Proceedings Article | 19 August 1994 Paper

Advances in passive millimeter wave imaging

Roger Appleby, David Gleed, Rupert Anderton, Alan Lettington

Proceedings Volume 2211, (1994) https://doi.org/10.1117/12.183007

KEYWORDS: Imaging systems, Radiometry, Thermography, Spatial resolution, Infrared imaging, Infrared radiation, Receivers, Passive millimeter wave imaging, Sensors, Infrared detectors

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SPIE Journal Paper | 1 June 1993

High-performance passive millimeter-wave imaging

Roger Appleby, David Gleed, Rupert Anderton, Alan Lettington

OE, Vol. 32, Issue 06, (June 1993) https://doi.org/10.1117/12.10.1117/12.135857

KEYWORDS: Imaging systems, Radiometry, Spatial resolution, Infrared radiation, Thermography, Infrared imaging, Passive millimeter wave imaging, Synthetic apertures, Phased arrays, Defense and security

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Showing 5 of 40 publications

Proceedings Volume Editor (13)

SPIE Conference Volume | 28 April 2009

Passive Millimeter-Wave Imaging Technology XII

SPIE Conference Volume | 12 May 2008

Passive Millimeter-Wave Imaging Technology XI

SPIE Conference Volume | 19 April 2007

Passive Millimeter-Wave Imaging Technology X

SPIE Conference Volume | 19 May 2006

Passive Millimeter-Wave Imaging Technology IX

SPIE Conference Volume | 3 November 2005

Technologies for Optical Countermeasures II; Femtosecond Phenomena II; and Passive Millimetre-Wave and Terahertz Imaging II

Showing 5 of 13 publications

Conference Committee Involvement (34)

Passive and Active Millimeter-Wave Imaging XXV

6 April 2022 | Orlando, Florida, United States

Passive and Active Millimeter-Wave Imaging XXIV

12 April 2021 | Online Only, Florida, United States

Passive and Active Millimeter-Wave Imaging XXIII

27 April 2020 | Online Only, California, United States

Micro- and Nanotechnology Sensors, Systems, and Applications XII

27 April 2020 | Online Only, California, United States

Passive and Active Millimeter-Wave Imaging XXII

18 April 2019 | Baltimore, MD, United States

Micro- and Nanotechnology Sensors, Systems, and Applications XI

14 April 2019 | Baltimore, MD, United States

Passive and Active Millimeter-Wave Imaging XXI

19 April 2018 | Orlando, FL, United States

Micro- and Nanotechnology Sensors, Systems, and Applications X

15 April 2018 | Orlando, FL, United States

Passive and Active Millimeter-Wave Imaging XX

13 April 2017 | Anaheim, CA, United States

Micro- and Nanotechnology Sensors, Systems, and Applications IX

9 April 2017 | Anaheim, CA, United States

Passive and Active Millimeter-Wave Imaging XIX

22 April 2016 | Baltimore, MD, United States

Micro- and Nanotechnology Sensors, Systems, and Applications VIII

17 April 2016 | Baltimore, MD, United States

Passive and Active Millimeter-Wave Imaging XVIII

23 April 2015 | Baltimore, MD, United States

Micro- and Nanotechnology Sensors, Systems, and Applications VII

20 April 2015 | Baltimore, MD, United States

Passive and Active Millimeter-Wave Imaging XVII

8 May 2014 | Baltimore, MD, United States

Micro- and Nanotechnology Sensors, Systems, and Applications VI

5 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 Millimetre-Wave and Terahertz Imaging and Technology II

27 September 2005 | Bruges, Belgium

Passive Millimeter-Wave Imaging Technology VIII

30 March 2005 | Orlando, Florida, United States

Passive Millimetre-Wave and Terahertz Imaging and Technology

27 October 2004 | London, United Kingdom

European Symposium on Optics and Photonics for Defence and Security

25 October 2004 | London, United Kingdom

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

Passive Millimeter-Wave Imaging Technology V

19 April 2001 | Orlando, FL, United States

Passive Millimeter-Wave Imaging Technology IV

26 April 2000 | Orlando, FL, United States

Showing 5 of 34 Conference Committees

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