H. Ebe

Theory of optical signal amplification and processing by quantum-dot semiconductor optical amplifiers

Mitsuru Sugawara, H. Ebe, Nobuaki Hatori et al. · Physical Review B · 2004 · 235 citations

Engineering, Electrical Engineering, Physics +17

Recent progress in self-assembled quantum-dot optical devices for optical telecommunication: temperature-insensitive 10 Gb s⁻¹directly modulated lasers and 40 Gb s⁻¹signal-regenerative amplifiers

Mitsuru Sugawara, Nobuaki Hatori, M. Ishida et al. · Journal of Physics D Applied Physics · 2005 · 231 citations

Engineering, Electrical Engineering, Materials Science +17

An ultrawide-band semiconductor optical amplifier having an extremely high penalty-free output power of 23 dBm achieved with quantum dots

T. Akiyama, Mitsuru Ekawa, Mitsuru Sugawara et al. · IEEE Photonics Technology Letters · 2005 · 196 citations

Engineering, Electrical Engineering, Optoelectronics +16

Quantum-dot semiconductor optical amplifiers for high-bit-rate signal processing up to 160 Gb s^-1and a new scheme of 3R regenerators

Mitsuru Sugawara, T. Akiyama, Nobuaki Hatori et al. · Measurement Science and Technology · 2002 · 185 citations

Engineering, Electrical Engineering, Optoelectronics +16

Temperature-Insensitive Eye-Opening under 10-Gb/s Modulation of 1.3-µm P-Doped Quantum-Dot Lasers without Current Adjustments

Koji Otsubo, Nobuaki Hatori, Mitsuru Ishida et al. · Japanese Journal of Applied Physics · 2004 · 178 citations

Engineering, Electrical Engineering, Materials Science +14