Concepedia

H. Kuwahara

HK

26

Publications

746

Citations

15

H-Index

1975

Active since

Affiliations

Fujitsu (Japan)(Current)

Ehime University

Japan Agency for Marine-Earth Science and Technology

Kyoto University

The University of Tokyo

H. Kuwahara is an author at Fujitsu (Japan) specializing in engineering, photonics, and optoelectronics.

Top concepts

EngineeringPhotonicsOptoelectronicsOptical CommunicationFiber OpticsOptical PropertiesOptical Fiber CommunicationApplied PhysicsOptical MaterialsGeology

Publications per year

1975–2023

26

Publications

26

Efficient coupling from semiconductor lasers into single-mode fibers with tapered hemispherical ends

H. Kuwahara, Minoru Sasaki, N. Tokoyo · Applied Optics · 1980 · 123 citations

Photonics, Optical Materials, Engineering +15

Compensation of pulse shape distortion due to chromatic dispersion and Kerr effect by optical phase conjugation

Shigeki Watanabe, T. Chikama, G. Ishikawa et al. · IEEE Photonics Technology Letters · 1993 · 82 citations

Optical Materials, Engineering, Pulse Shape Distortion +18

Modulation and demodulation techniques in optical heterodyne PSK transmission systems

T. Chikama, Shigeki Watanabe, T. Naito et al. · Journal of Lightwave Technology · 1990 · 78 citations

Engineering, Optical Transmission System, Optical Modulation +18

Optimal 40 Gb/s modulation formats for spectrally efficient long-haul DWDM systems

Takeshi Hoshida, Olga Vassilieva, Kazuhiko Yamada et al. · Journal of Lightwave Technology · 2002 · 71 citations

Wireless Communications, Engineering, Fiber Optics +18

Compact polarization-independent optical circulator

M. Shirasaki, H. Kuwahara, Takeshi Obokata · Applied Optics · 1981 · 37 citations

Photonics, Optical Materials, Engineering +13

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