Mr. Tomohiro Maeda Profile

Tomohiro Maeda

at Hokkaido Univ

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Author

Publications (4)

Proceedings Article | 17 February 2020 Presentation + Paper

Three-dimensional tomographic imaging and quantitative phase measurement using virtual phase conjugation

Satoshi Kawashima, Atsushi Okamoto, Tomohiro Maeda, Kazuhisa Ogawa, Akihisa Tomita, Ryusuke Osaki, Naoki Hayashi

Proceedings Volume 11245, 1124510 (2020) https://doi.org/10.1117/12.2545353

KEYWORDS: Tomography, Phase conjugation, Phase measurement, 3D image processing, Distortion, Wavefronts, Computer programming

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Proceedings Article | 31 January 2020 Presentation + Paper

Mode-selective switch for ROADM using volume holograms and spatial light modulator

Hotaka Hayashi, Atsushi Okamoto, Tomohiro Maeda, Taijun Shiba, Kazuhisa Ogawa, Akihisa Tomita, Taketoshi Takahata, Satoshi Shinada, Yuta Goto, Naoya Wada

Proceedings Volume 11309, 1130908 (2020) https://doi.org/10.1117/12.2544685

KEYWORDS: Switches, Holograms, Volume holography, Spatial light modulators, Signal to noise ratio, Multiplexing, Switching, Diffraction, Multiplexers, Single mode fibers

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Proceedings Article | 7 February 2015 Paper

Parallel and simultaneous spatial mode conversion using photorefractive crystal for photonic cross-connect

Yanfeng Zhao, Atsushi Okamoto, Tomohiro Maeda, Yuki Hirasaki, Akihisa Tomita, Masatoshi Bunsen

Proceedings Volume 9389, 93890H (2015) https://doi.org/10.1117/12.2078767

KEYWORDS: Holograms, Signal processing, Crystals, Multiplexing, Spatial light modulators, Polarization, Photonic crystals, Phase shift keying, Holography, Ions

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Proceedings Article | 2 May 2014 Paper

Progressive phase conjugation and its application in reconfigurable spatial-mode extraction and conversion

Atsushi Okamoto, Tomohiro Maeda, Yuki Hirasaki, Akihisa Tomita, Kunihiro Sato

Proceedings Volume 9130, 913012 (2014) https://doi.org/10.1117/12.2051729

KEYWORDS: Phase conjugation, Spatial light modulators, Phase shift keying, Signal detection, Optical fibers, Beam splitters, Charge-coupled devices, Diffusion, Sensors, Imaging systems

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