Dr. Eung-Gi Paek Profile

Dr. Eung-Gi Paek

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Publications (15)

Proceedings Article | 5 May 2009 Paper

High-resolution over-the-horizon radars using time reversal

Eung-Gi Paek, Joon Choe, Paul Bernhardt

Proceedings Volume 7305, 73051A (2009) https://doi.org/10.1117/12.819310

KEYWORDS: Radar, Antennas, Wave propagation, Radar imaging, Signal detection, Polarization, Dielectric polarization, Radio propagation, Atmospheric propagation, Beam propagation method

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Proceedings Article | 14 August 2006 Paper

Measurement of the non-common vertex error of a double corner cube

Alireza Azizi, Martin Marcin, Douglas Moore, Steve Moser, John Negron, Eung-Gi Paek, Daniel Ryan, Alex Abramovici, Paul Best, Ian Crossfield, Bijan Nemati, Tim Neville, B. Platt, Leonard Wayne

Proceedings Volume 6292, 629203 (2006) https://doi.org/10.1117/12.696088

KEYWORDS: Metrology, Prisms, Motion measurement, Interferometers, Interferometry, Beam splitters, Autocollimators, Data modeling, Heterodyning, Laser metrology

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SPIE Journal Paper | 1 November 2000

Experimental nonmechanical image rotation to 20 angles using an acousto-optic dove prism

Yong-Seok Im, Eung Gi Paek, Xiao Tang, Joon Choe, Tae Kwan Oh

OE, Vol. 39, Issue 11, (November 2000) https://doi.org/10.1117/12.10.1117/1.1314592

KEYWORDS: Mirrors, Diffraction, Acousto-optics, Image resolution, Acoustics, Prisms, Light, Optical components, Interference (communication), Optical engineering

Proceedings Article | 19 April 2000 Paper

WDM-based 2D multiple beam steering with an acoustically steered and rotated (ASTRO) true-time-delay generator

Eung Gi Paek, Yong-Seok Im, Joon Choe, Tae Kwan Oh

Proceedings Volume 3950, (2000) https://doi.org/10.1117/12.382171

KEYWORDS: Mirrors, Acoustics, Spatial filters, Beam steering, Fiber Bragg gratings, Antennas, Acousto-optics, Collimation, Time delay generators, Phased arrays

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SPIE Journal Paper | 1 December 1999

Performance enhancement of a joint transform correlator using the directionality of a spatial light modulator

Mei-Li Hsieh, Eung Gi Paek, Charles Wilson, Ken Hsu

OE, Vol. 38, Issue 12, (December 1999) https://doi.org/10.1117/12.10.1117/1.602320

KEYWORDS: Spatial light modulators, Optical correlators, Joint transforms, CCD cameras, Liquid crystals, Diffraction gratings, Holograms, Optical pattern recognition, Optical engineering, Holography

Proceedings Article | 9 March 1999 Paper

Composite filter for Vanderlugt correlator

Craig Watson, Patrick Grother, Eung Gi Paek, Charles Wilson

Proceedings Volume 3715, (1999) https://doi.org/10.1117/12.341325

KEYWORDS: Composites, Spatial light modulators, Virtual colonoscopy, Optical correlators, Video, Image filtering, Spatial filters, Databases, Fingerprint recognition, Optical filters

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Proceedings Article | 31 July 1998 Paper

2D multiple beam steering with acoustically steered and rotated (ASTRO) true-time delay generator

Eung Gi Paek, Joon Choe, Tae Kwan Oh

Proceedings Volume 3384, (1998) https://doi.org/10.1117/12.317666

KEYWORDS: Acousto-optics, Beam steering, Mirrors, Antennas, Diffraction gratings, Receivers, Transmitters, Collimation, Microwave radiation, Prisms

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Proceedings Article | 22 December 1997 Paper

Accoustically steered and rotated (ASTRO) optoelectronic 2D true-time-delay generation

Eung Gi Paek, Joon Choe, Tae Kwan Oh

Proceedings Volume 3290, (1997) https://doi.org/10.1117/12.298259

KEYWORDS: Acousto-optics, Antennas, Mirrors, Fiber Bragg gratings, Phased arrays, Free space optics, Prisms, Spectroscopy, Spectrum analysis, Optoelectronics

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Proceedings Article | 27 March 1997 Paper

Combined optical and neural network fingerprint matching

Charles Wilson, Craig Watson, Eung Gi Paek

Proceedings Volume 3073, (1997) https://doi.org/10.1117/12.270385

KEYWORDS: Neural networks, Distortion, Holograms, Binary data, Optical correlators, Databases, Fourier transforms, Signal to noise ratio, Optical filters, Hybrid optics

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SPIE Journal Paper | 1 August 1995

Volume holographic memory systems: techniques and architectures

John Hong, Ian McMichael, Tallis Chang, William Christian, Eung Gi Paek

OE, Vol. 34, Issue 08, (August 1995) https://doi.org/10.1117/12.10.1117/12.213214

KEYWORDS: Multiplexing, Holography, Holograms, Data storage, Holographic data storage systems, Crystals, Fourier transforms, Volume holography, Signal to noise ratio, Detector arrays

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Proceedings Article | 30 June 1995 Paper

Fast reconfigurable optical image switching system

Eung Gi Paek, John Hong, Tallis Chang

Proceedings Volume 2481, (1995) https://doi.org/10.1117/12.212703

KEYWORDS: Switching, Acoustics, Diffraction, Acousto-optics, Image resolution, Spatial frequencies, Networks, Holography, Computer programming, Image processing

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Proceedings Article | 28 April 1994 Paper

Optical neural networks using photorefractive crystals and microlasers

Eung Gi Paek

Proceedings Volume 10270, 102700I (1994) https://doi.org/10.1117/12.178623

KEYWORDS: Neural networks, Crystals, Nonlinear crystals, Nonlinear optics, Holography, Optical components, Neurons, Content addressable memory, Time division multiplexing, Image transmission

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Proceedings Article | 30 October 1992 Paper

Microlaser-based compact optical neuro-processors (Invited Paper)

Eung Gi Paek, Winston Chan, Chung-En Zah, Kwok-wai Cheung, L. Curtis, Constance Chang-Hasnain

Proceedings Volume 1812, (1992) https://doi.org/10.1117/12.131207

KEYWORDS: Holography, 3D image reconstruction, Neural networks, Image transmission, Wavelength division multiplexing, Content addressable memory, Holograms, Neurons, Single mode fibers, Time division multiplexing

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SPIE Journal Paper | 1 May 1992

Derivation of neural network models and their computational circuits for associative memory

Eung Gi Paek, Paul Liao, Hamid Gharavi

OE, Vol. 31, Issue 05, (May 1992) https://doi.org/10.1117/12.10.1117/12.56162

KEYWORDS: Content addressable memory, Neural networks, Optimization (mathematics), Binary data, Algorithm development, Computing systems, Chemical elements, Transparency, Systems modeling, Detection and tracking algorithms

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Proceedings Article | 1 November 1991 Paper

Compact optical neuro-processors

Eung Gi Paek, John Wullert, Ann Von Lehman, Jayantilal Patel, Russ Martin

Proceedings Volume 1621, (1991) https://doi.org/10.1117/12.50441

KEYWORDS: Holography, Crystals, Holograms, Content addressable memory, Optical correlators, Coherent optics, 3D image reconstruction, Geometrical optics, Neural networks, Neurons

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Showing 5 of 15 publications

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