Mr. Chang Hyun Park Profile

Chang Hyun Park

at Pusan National Univ

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Author

Publications (3)

Proceedings Article | 6 March 2023 Presentation

A large area dual wavelength laser speckle contrast imaging (LSCI) for measurement of blood perfusion and oxygenation

Im Deok Kim, NaYoung Kim, Chang Hyun Park, Yeong Jin Kim, Hyung-Hoi Kim, Chang-Seok Kim

Proceedings Volume PC12373, PC123730D (2023) https://doi.org/10.1117/12.2649660

KEYWORDS: Laser speckle contrast imaging, Blood, Speckle pattern, Speckle imaging, Speckle analysis, Speckle, Real time imaging, Oxides, Optical switching, Light sources

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Proceedings Article | 23 April 2017 Paper

High speed strain measurement of active mode locking FBG laser sensor using chirped FBG cavity

Gyeong Hun Kim, Joon Young Kim, Chang Hyun Park, Chang-Seok Kim, Hwi Don Lee, Youngjoo Chung

Proceedings Volume 10323, 103235L (2017) https://doi.org/10.1117/12.2267641

KEYWORDS: Fiber Bragg gratings, Mode locking, Sensors, Fiber lasers, Modulation, Pulse generators, Signal to noise ratio, Dispersion, Light sources, Laser resonators

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Proceedings Article | 23 April 2017 Paper

Quasi-distributed fiber sensor using active mode locking laser cavity with multiple FBG reflections

Chang Hyun Park, Gyeong Hun Kim, Chang-Seok Kim, Hwi Don Lee, Youngjoo Chung

Proceedings Volume 10323, 103235M (2017) https://doi.org/10.1117/12.2267642

KEYWORDS: Optical fibers, Reflectometry, Fiber Bragg gratings, Mode locking, Sensors, Fiber lasers, Modulation, Fiber optics sensors, Laser resonators, Active sensors

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