Dr. Masahiro Kashiwagi Profile

Dr. Masahiro Kashiwagi

at Fujikura Ltd

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Author

Publications (7)

Proceedings Article | 28 May 2024 Presentation + Paper

High accuracy object detection by an optical neural network implementation

Mamoru Otake, Shun Miura, Hiroyuki Kusaka, Masahiro Kashiwagi, Yuichiro Kunai, Takahiro Nambara, Yumi Yamada

Proceedings Volume 13083, 1308303 (2024) https://doi.org/10.1117/12.3020003

KEYWORDS: Object detection, Target detection, Neural networks, Spatial light modulators, Education and training, Phase modulation, Simulations

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Proceedings Article | 22 May 2023 Presentation + Paper

High accuracy inference by an optical neural network implementation

Shun Miura, Mamoru Otake, Hiroyuki Kusaka, Masahiro Kashiwagi, Yuichiro Kunai, Takahiro Nambara, Yumi Yamada

Proceedings Volume 12327, 123270E (2023) https://doi.org/10.1117/12.2643679

KEYWORDS: Simulations, Neural networks, Mirrors, Spatial light modulators, Reflection, Image processing, Phase modulation, Neurons, Wavefronts

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Proceedings Article | 7 March 2019 Presentation + Paper

Dynamic analysis of materials processing with 5-kW single-mode fiber laser

Y. Takubo, S. Ikoma, K. Uchiyama, H. Kusaka, Y. Umeda, M. Kashiwagi

Proceedings Volume 10897, 1089712 (2019) https://doi.org/10.1117/12.2505991

KEYWORDS: Fiber lasers, Single mode fibers, Laser processing, Copper, Materials processing, Fluid dynamics, Image processing, Numerical analysis, Laser applications, Laser scanners

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Proceedings Article | 26 February 2018 Paper

5-kW single stage all-fiber Yb-doped single-mode fiber laser for materials processing

Kensuke Shima, Shinya Ikoma, Keisuke Uchiyama, Yuya Takubo, Masahiro Kashiwagi, Daiichiro Tanaka

Proceedings Volume 10512, 105120C (2018) https://doi.org/10.1117/12.2287624

KEYWORDS: Fiber lasers, Single mode fibers, Laser processing, Materials processing, Raman scattering, Four wave mixing, Copper, Ytterbium, Laser systems engineering, Multimode fibers

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Proceedings Article | 22 February 2017 Presentation + Paper

3 kW single stage all-fiber Yb-doped single-mode fiber laser for highly reflective and highly thermal conductive materials processing

S. Ikoma, H. K. Nguyen, M. Kashiwagi, K. Uchiyama, K. Shima, D. Tanaka

Proceedings Volume 10083, 100830Y (2017) https://doi.org/10.1117/12.2250294

KEYWORDS: Fiber lasers, Single mode fibers, Laser processing, Reflectivity, Copper, Materials processing, Laser systems engineering, Laser applications, Multimode fibers, Fabry–Perot interferometers

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Proceedings Article | 9 March 2016 Paper

2 kW single-mode fiber laser with 20-m long delivery fiber and high SRS suppression

Y. Mashiko, H. Nguyen, M. Kashiwagi, T. Kitabayashi, K. Shima, D. Tanaka

Proceedings Volume 9728, 972805 (2016) https://doi.org/10.1117/12.2212049

KEYWORDS: Fiber lasers, Single mode fibers, Resistance, Materials processing, Reflectivity, Fiber characterization, Laser processing, Fiber amplifiers, Raman spectroscopy, Laser systems engineering, Oscillators, Laser applications

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Proceedings Article | 23 May 2005 Paper

Long range and high resolution reflectometry by synthesis of optical coherence function at region beyond the coherence length

Masahiro Kashiwagi, Kazuo Hotate

Proceedings Volume 5855, (2005) https://doi.org/10.1117/12.624246

KEYWORDS: Reflectometry, Coherence (optics), Reflectivity, Spatial resolution, Optical fibers, Light sources, Modulation, Frequency modulation, Mirrors, Sensors

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Showing 5 of 7 publications

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