Dr. Changmin Keum Profile

Dr. Changmin Keum

at SAMSUNG Electronics Co., Ltd.

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Publications (2)

Proceedings Article | 14 March 2023 Poster + Paper

Enlarged mid-air image display based on slim DOE waveguide

Svetlana Danilova, Ilya Malyshev, Stanislav Shtykov, Nikolay Muravyev, Aleksandr Aspidov, Changmin Keum, Jungkweon Bae, Sunil Lee

Proceedings Volume 12443, 124430L (2023) https://doi.org/10.1117/12.2648892

KEYWORDS: Diffractive optical elements, Waveguides, Projection systems, Image quality, Image display, Prototyping, Design and modelling, Optical design, Diffraction, Sensors

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Proceedings Article | 25 February 2020 Paper

High-precision color uniformity based on 4D transformation for micro-LED

Kwangdon Kim, Taegyu Lim, Chanyul Kim, Seihan Park, Cheolseong Park, Changmin Keum

Proceedings Volume 11302, 113021U (2020) https://doi.org/10.1117/12.2542728

KEYWORDS: Calibration, RGB color model, Light emitting diodes, Display technology, Algorithm development

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