Dr. Yongwoo Park Profile

Dr. Yongwoo Park

at ETRI

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Author

Publications (6)

Proceedings Article | 24 August 2005 Paper

Optimize polarization-selective binary gratings

Tien Viet Vu, Nam Kim, Dongwoo Suh, Yeungjoon Sohn, Heesook Chung, Muncheol Paek, Kwangyong Kang

Proceedings Volume 5867, 586719 (2005) https://doi.org/10.1117/12.616629

KEYWORDS: Diffraction gratings, Diffraction, Binary data, Beam splitters, Genetic algorithms, Analytical research, Dielectrics, Optical design, Computer simulations, Genetics

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Proceedings Article | 21 April 2005 Paper

Fabrication of holographic input coupler for optical storage device using photopolymer

Chang Won Shin, Nam Kim, Jung Hoi Kim, Viet Tien Vu, Dong Woo Suh, Mun Cheol Paek, Yong Woo Park

Proceedings Volume 5742, (2005) https://doi.org/10.1117/12.590341

KEYWORDS: Diffraction, Holography, Diffraction gratings, Optical properties, Holograms, Refractive index, Optical storage, Volume holography, Ultraviolet radiation, Modulation

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Proceedings Article | 22 October 2004 Paper

Design, fabrication, and validity verification of polarization-selective holographic element with a novel structure utilized in magneto-optical pickup heads

Viet-Tien Vu, Nam Kim, Jun-Won An, Chang-Won Shin, Seok-Hee Jeon, Dongwoo Suh, Yongwoo Park, Hojun Rue, Mun-Cheol Paek, Hyeon-Bong Pyo

Proceedings Volume 5560, (2004) https://doi.org/10.1117/12.559299

KEYWORDS: Picosecond phenomena, Holography, Head, Prisms, Polarization, Modulation, Diffraction, Diffraction gratings, Data storage, Molybdenum

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Proceedings Article | 9 September 2004 Paper

Polymer focusing grating coupler implemented by nanoimprinting method for the use of blue laser

Hojun Ryu, Dongwoo Suh, Yongwoo Park, Muncheol Paek

Proceedings Volume 5380, (2004) https://doi.org/10.1117/12.568084

KEYWORDS: Polymers, Waveguides, Ultraviolet radiation, Polymer multimode waveguides, Refractive index, CCD cameras, Coating, Silicon, Cladding, Optical discs

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Proceedings Article | 16 September 2003 Paper

Implementation of a micro-optical pickup using a focusing waveguide grating coupler

Mun Cheol Paek, Yeung Sohn, Dongwoo Suh, Hojun Ryu, Yongwoo Park

Proceedings Volume 5069, (2003) https://doi.org/10.1117/12.532754

KEYWORDS: Waveguides, Optical design, Refractive index, Diffraction gratings, Head, Cladding, Glasses, Electron beam lithography, Silica, Wave propagation interference

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Proceedings Article | 16 September 2003 Paper

High-NA focusing grating coupler using a blue laser

Yeung Sohn, Yongwoo Park, Dongwoo Suh, Hojun Ryu, Mun Cheol Paek

Proceedings Volume 5069, (2003) https://doi.org/10.1117/12.533128

KEYWORDS: Waveguides, Diffraction gratings, Beam propagation method, Single mode fibers, Diffraction, Light sources, Semiconductor lasers, Optical design, Head, Wave propagation

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Showing 5 of 6 publications

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