Mr. Jin-Hyug Choi Profile

Jin-Hyug Choi

at MarkAny Inc

SPIE Involvement:

Author

Publications (6)

Proceedings Article | 11 January 2005 Paper

A robust digital watermarking in geometric attacks

Kyu-Tae Kim, Jin-Hyug Choi, Soo-Gil Kim, Jong-Uk Choi

Proceedings Volume 5642, (2005) https://doi.org/10.1117/12.570138

KEYWORDS: Digital watermarking, Holography, Image restoration, Holograms, Image compression, Digital holography, Image quality, Binary data, 3D image reconstruction, Transform theory

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Proceedings Article | 25 August 2004 Paper

Multiple image watermarking using 3D Fresnel holograms with off-axis

Kyu-Tae Kim, Jin-Hyug Choi, Jong-Weon Kim, Jong-Uk Choi, Eun-Soo Kim

Proceedings Volume 5404, (2004) https://doi.org/10.1117/12.543016

KEYWORDS: Holograms, Digital watermarking, 3D image reconstruction, Digital holography, Information security, Image processing, Data hiding, Security technologies, Computer security, Fourier transforms

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SPIE Journal Paper | 1 January 2004

Optodigital implementation of multiple information hiding and extraction system

Jung-Jin Kim, Jin-Hyug Choi, Eun-Soo Kim

OE, Vol. 43, Issue 01, (January 2004) https://doi.org/10.1117/12.10.1117/1.1627341

KEYWORDS: Data hiding, Signal to noise ratio, Image processing, Modulation, Optical correlators, Complex systems, Data processing, Optical engineering, Computer simulations, Computing systems

Proceedings Article | 20 June 2003 Paper

Implementation of ID card system using optodigital information hiding scheme

Jung-Jin Kim, Jin-Hyug Choi, Eun-Soo Kim

Proceedings Volume 5020, (2003) https://doi.org/10.1117/12.476847

KEYWORDS: Data hiding, Image filtering, Optical filters, Optical correlators, Image processing, Phase only filters, Digital image processing, Spatial filters, Information security, CCD cameras

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Proceedings Article | 10 December 2002 Paper

Implementation of multiple information hiding and real-time extraction system

Jin-Hyug Choi, Jung-Jin Kim, Byung-Chul Cho, Maeng-Ho Lee, Eun-Soo Kim

Proceedings Volume 4861, (2002) https://doi.org/10.1117/12.456394

KEYWORDS: Data hiding, Signal detection, Image processing, Joint transforms, Optical correlators, Data processing, Nonlinear optics, Complex systems, Resistance, Computer security

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Proceedings Article | 19 April 2002 Paper

Robust information hiding and extraction system based on complex phase code and optical correlator

Jung-Jin Kim, Jin-Hyug Choi, Eun-Soo Kim

Proceedings Volume 4677, (2002) https://doi.org/10.1117/12.462729

KEYWORDS: Data hiding, Optical correlators, Image compression, Compound parabolic concentrators, Spatial filters, Joint transforms, Fourier transforms, Complex systems, Signal to noise ratio, Binary data

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Showing 5 of 6 publications

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