Mr. Deokhwa Hong Profile

Deokhwa Hong

at KAIST

SPIE Involvement:

Author

Publications (9)

Proceedings Article | 18 November 2008 Paper

Evaluation of focus measures under different wavefront aberrations for deformable mirror control in adaptive optics systems

Hyungsuck Cho, Xiaodong Tao, Deokhwa Hong

Proceedings Volume 7138, 713805 (2008) https://doi.org/10.1117/12.817969

KEYWORDS: Adaptive optics, Deformable mirrors, Wavefront sensors, Image quality, Electroluminescence, Wavefronts, Wavefront aberrations, Monochromatic aberrations, Control systems, Zernike polynomials

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Proceedings Article | 17 November 2008 Paper

Extending depth of field scheme combined with focal plane shift

Deokhwa Hong, Hyungsuck Cho

Proceedings Volume 7266, 72661N (2008) https://doi.org/10.1117/12.816477

KEYWORDS: Image resolution, Imaging systems, Image quality, Image restoration, Spatial frequencies, Sensors, Cameras, Point spread functions, Spatial light modulators, Assembly tolerances

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Proceedings Article | 17 November 2008 Paper

A two dimensional phase-shifting method for deflectometry

Heechan Park, Deokhwa Hong, Hyungsuck Cho

Proceedings Volume 7266, 72661L (2008) https://doi.org/10.1117/12.816472

KEYWORDS: Phase shifts, Condition numbers, Deflectometry, Fringe analysis, Reconstruction algorithms, Cameras, Mirrors, Reflection, Visibility, Reflectivity

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Proceedings Article | 17 November 2008 Paper

Variable view imaging system with decoupling design

Xiaodong Tao, Deokhwa Hong, Hyungsuck Cho

Proceedings Volume 7266, 72661U (2008) https://doi.org/10.1117/12.816473

KEYWORDS: Mirrors, Prisms, Kinematics, Deformable mirrors, Imaging systems, Calibration, Lens design, Cameras, Prototyping, Optical design

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Proceedings Article | 17 November 2008 Paper

3D shape measurement in occluded environments based on stereo PMP algorithm

Deokhwa Hong, Hyunki Lee, Hyungsuck Cho

Proceedings Volume 7266, 72660R (2008) https://doi.org/10.1117/12.816470

KEYWORDS: Cameras, 3D metrology, Computer programming, Environmental sensing, Detection and tracking algorithms, Projection systems, Phase measurement, Sensors, 3D vision, 3D image processing

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Proceedings Article | 8 October 2007 Paper

Flexible depth of field extension and its application to multiple micro objects recognition

Hyungsuck Cho, Deokhwa Hong, Kangmin Park

Proceedings Volume 6718, 671803 (2007) https://doi.org/10.1117/12.754539

KEYWORDS: Imaging systems, Visualization, Target detection, Point spread functions, Image quality, Image resolution, Object recognition, Image compression, Image restoration, Modulators

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Proceedings Article | 13 October 2006 Paper

The design of active vision system for variable view imaging of micro objects

Xiaodong Tao, Hyungsuck Cho, Deokhwa Hong

Proceedings Volume 6376, 637608 (2006) https://doi.org/10.1117/12.686683

KEYWORDS: Deformable mirrors, Prisms, Active vision, Imaging systems, Mirrors, Cameras, Wavefronts, Actuators, Zemax, Optical scanning systems

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Proceedings Article | 12 October 2006 Paper

A fuzzy adaptive PD-controller-based micro-assembly system

Deokhwa Hong, Hyungsuck Cho, Xiaodong Tao, Junping Wang

Proceedings Volume 6374, 63740R (2006) https://doi.org/10.1117/12.686804

KEYWORDS: Visualization, Fuzzy logic, Control systems, Fermium, Frequency modulation, Device simulation, Imaging systems, Performance modeling, Cameras, Image processing

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Proceedings Article | 12 October 2006 Paper

An active imaging system using a deformable mirror and its application to super resolution

Deokhwa Hong, Xiaodong Tao, Hyungsuck Cho

Proceedings Volume 6375, 637503 (2006) https://doi.org/10.1117/12.686624

KEYWORDS: Deformable mirrors, Image resolution, Super resolution, Mirrors, Zernike polynomials, Imaging systems, Image enhancement, Resolution enhancement technologies, Reconstruction algorithms, Active vision

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Showing 5 of 9 publications

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