T. Kitagawa

Chirped in-fiber Bragg gratings for compensation of optical-fiber dispersion

K. O. Hill, Koichi Takiguchi, F. Bilodeau et al. · Optics Letters · 1994 · 234 citations

Engineering, Electrical Engineering, Optical Materials +16

Amplification in erbium-doped silica-based planar lightwave circuits

T. Kitagawa, Katsumi Hattori, K. Shuto et al. · Electronics Letters · 1992 · 115 citations

Engineering, Electrical Engineering, Materials Science +16

Erbium-doped silica-based waveguide amplifierintegrated with a 980/1530 nm WDM coupler

Katsumi Hattori, T. Kitagawa, M. Oguma et al. · Electronics Letters · 1994 · 94 citations

Engineering, Electrical Engineering, Optical Materials +15

Guided-wave laser based on erbium-doped silica planar lightwave circuit

T. Kitagawa, Katsumi Hattori, Makoto Shimizu et al. · Electronics Letters · 1991 · 89 citations

Natural Sciences, Materials Engineering, Materials Science +15

Erbium-doped phosphosilicate glass waveguide amplifier fabricated by PECVD

K. Shuto, Katsumi Hattori, T. Kitagawa et al. · Electronics Letters · 1993 · 79 citations

Engineering, Materials Engineering, Materials Science +17