Dr. Shigehiro Takasaka Profile

Dr. Shigehiro Takasaka

at Furukawa Electric Co Ltd

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Publications (3)

Proceedings Article | 31 January 2020 Paper

Multicore fiber technologies toward practical use

Ryuichi Sugizaki, Masanori Takahashi, Koichi Maeda, Shigehiro Takasaka, Masayoshi Tsukamoto

Proceedings Volume 11308, 113080O (2020) https://doi.org/10.1117/12.2544654

KEYWORDS: Cladding, Optical amplifiers, Connectors, Fiber amplifiers, Signal attenuation, Space division multiplexing, Optical fibers, Single mode fibers, Waveguides, Time division multiplexing

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Proceedings Article | 1 February 2019 Presentation + Paper

Co-propagating distributed Raman amplifier utilizing incoherent pumping

Masahito Morimoto, Haruki Ogoshi, Junji Yoshida, Shigehiro Takasaka, Akihide Sano, Yutaka Miyamoto

Proceedings Volume 10946, 109460M (2019) https://doi.org/10.1117/12.2505804

KEYWORDS: Optical amplifiers, Amplifiers, Fiber amplifiers, Light sources, L band, Dense wavelength division multiplexing, Fiber Bragg gratings, Polarization, Nonlinear optics

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Proceedings Article | 1 February 2014 Paper

Flat amplification over C-band by quasi phase-matched fiber optical parametric amplifier using pump-phase shifers

Shigehiro Takasaka

Proceedings Volume 9008, 90080L (2014) https://doi.org/10.1117/12.2038783

KEYWORDS: Optical amplifiers, Fiber Bragg gratings, Fiber amplifiers, Fiber optics, Phase shifts, Polarization, Refractive index, Signal attenuation, Nonlinear optics, Numerical simulations

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