Dr. Ryozo Yamauchi Profile

Dr. Ryozo Yamauchi

at Fujikura Ltd

SPIE Involvement:

Author | Editor

Proceedings Article | 2 June 2014 Paper

Multi-core to 7 single-core-fibers fan-out device with multi-core fiber pigtail connector

Koji Omichi, Hitoshi Uemura, Kenji Sasaki, Katsuhiro Takenaga, Ryuichiro Goto, Shoichiro Matsuo, Kunimasa Saitoh, Ryozo Yamauchi

Proceedings Volume 9157, 915732 (2014) https://doi.org/10.1117/12.2059556

KEYWORDS: Connectors, Fusion splicing, Sensors, Fiber optics sensors, Specialty optical fibers, Reflectivity, Image sensors, Optical alignment, Polishing, Signal attenuation

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Proceedings Article | 2 June 2014 Paper

Optical power supply unit utilizing high power laser diode module developed for fiber laser pumping

Akira Sakamoto, Wataru Kiyoyama, Ryozo Yamauchi

Proceedings Volume 9157, 91572Z (2014) https://doi.org/10.1117/12.2059557

KEYWORDS: Semiconductor lasers, Fiber lasers, Power supplies, High power lasers, Laser development, Solar cells, Light sources, Diodes, Absorption, Silicon

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Proceedings Article | 7 November 2012 Paper

Depolarizer improvement for optical fiber vibration sensor

Toshiki Kubo, Ataru Takahashi, Nancy Zhao, Ryozo Yamauchi

Proceedings Volume 8421, 8421AK (2012) https://doi.org/10.1117/12.968575

KEYWORDS: Sensors, Polarization, Optical fibers, Fusion splicing, Phase modulation, Interference (communication), Denoising, Polarization maintaining fibers, Optical sensing, Sensing systems

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Proceedings Article | 7 November 2012 Paper

Superstructured FBG based optical encoder/decoder for highly-confidential 40 Gbps telecommunication network

Koji Omichi, Ryujiro Nomura, Ryosuke Matsumoto, Satoshi Shimizu, Yoshihiro Terada, Akira Sakamoto, Ryozo Yamauchi, Naoya Wada, Ken-ichi Kitayama

Proceedings Volume 8421, 842193 (2012) https://doi.org/10.1117/12.968477

KEYWORDS: Computer programming, Networks, Fiber Bragg gratings, Refractive index, Phase shifts, Picosecond phenomena, Phase shift keying, Modulation, Reflectivity, Code division multiplexing

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Proceedings Article | 7 November 2012 Paper

Polarization-maintaining fiber with wide temperature resistance

Yutaka Endoh, Kazuyuki Hayashi, Katsuaki Izoe, Kazuhiko Aikawa, Manabu Kudoh, Ryozo Yamauchi

Proceedings Volume 8421, 84218T (2012) https://doi.org/10.1117/12.966841

KEYWORDS: Polarization, Coating, Signal attenuation, Resistance, Birefringence, Temperature metrology, Fiber optics sensors, Polarization maintaining fibers, Cladding, Single mode fibers

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Proceedings Article | 17 May 2011 Paper

Stripping and splicing polyimide-coated fibers

Douglas Duke, Yoshiharu Kanda, Kenyo Tobita, Ryozo Yamauchi

Proceedings Volume 7753, 77535V (2011) https://doi.org/10.1117/12.884940

KEYWORDS: Coating, Optical fibers, Fusion splicing, Specialty optical fibers, Electrodes, Safety, Optical alignment, Cladding, Aerospace engineering, Gas sensors

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Proceedings Article | 17 May 2011 Paper

Temperature monitoring of superconducting wire for quench detection

Koji Omichi, Yoshihiro Terada, Akira Sakamoto, Ryozo Yamauchi

Proceedings Volume 7753, 77534N (2011) https://doi.org/10.1117/12.885071

KEYWORDS: Superconductors, Temperature metrology, Fiber Bragg gratings, Sensors, Multiplexing, Time metrology, Quenching (fluorescence), Fiber optics sensors, Technetium, Superconducting detectors

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Proceedings Article | 1 November 1994 Paper

Specialty fibers for sensors and sensor components

Ryozo Yamauchi, K. Himeno, Takashi Tsumanuma, Robert Dahlgren

Proceedings Volume 2292, (1994) https://doi.org/10.1117/12.191849

KEYWORDS: Optical fibers, Sensors, Phase modulation, Cladding, Fiber optics sensors, Signal attenuation, Optical amplifiers, Fiber lasers, Specialty optical fibers, Birefringence

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Proceedings Article | 14 September 1994 Paper

Polarization-maintaining fused taper fiber couplers using twin-peak core fibers

M. Watanabe, K. Himeno, S. Yamasaki, F. Suzuki, Ryozo Yamauchi

Proceedings Volume 2360, (1994) https://doi.org/10.1117/12.184985

KEYWORDS: Fiber couplers, Polishing, Polarization, Refractive index, Phase modulation, Polarization maintaining fibers, Manufacturing, Optical alignment, Optical fibers, Optoelectronics

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Proceedings Article | 5 March 1993 Paper

Practical applications of temperature distribution sensing by Raman backscattering in optical fibers

Ryozo Yamauchi, Alan Shiota

Proceedings Volume 1797, (1993) https://doi.org/10.1117/12.141282

KEYWORDS: Optical fibers, Raman scattering, Single mode fibers, Raman spectroscopy, Backscatter, Temperature metrology, Fiber optics sensors, Rayleigh scattering, Roads, Scattering

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Showing 5 of 10 publications

SPIE Conference Volume | 4 October 2012

OFS2012 22nd International Conference on Optical Fiber Sensors

SPIE Conference Volume | 4 June 2008

19th International Conference on Optical Fibre Sensors

Conference Committee Involvement (4)

OFS2012 22nd International Conference on Optical Fiber Sensors

14 October 2012 | Beijing, China

OFS2012 22nd International Conference on Optical Fiber Sensor: Post-Deadline Papers

14 October 2012 | Beijing, China

19th International Conference on Optical Fibre Sensors

15 April 2008 | Perth, WA, Australia

19th International Conference on Optical Fibre Sensors

14 April 2008 | Perth, Australia

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