Y. Yamabayashi

Low-noise amplification under the 3 dB noise figurein high-gain phase-sensitive fibre amplifier

Wataru Imajuku, Atsushi Takada, Y. Yamabayashi · Electronics Letters · 1999 · 94 citations

Engineering, Electrical Engineering, Photonics +13

Optical signal quality monitoring method based onoptical sampling

I. Shake, H. Takara, S. Kawanishi et al. · Electronics Letters · 1998 · 83 citations

Engineering, Quality Management, Optoelectronics +14

Inline coherent optical amplifier with noise figurelower than 3 dB quantum limit

Wataru Imajuku, Atsushi Takada, Y. Yamabayashi · Electronics Letters · 2000 · 74 citations

Natural Sciences, Electrical Engineering, Physics +17

Influence of inter-bit four-wave mixing in opticalTDM transmission

I. Shake, H. Takara, K. Mori et al. · Electronics Letters · 1998 · 55 citations

Engineering, Electrical Engineering, Optics +15

Quality monitoring of optical signals influenced by chromatic dispersion in a transmission fiber using averaged Q-factor evaluation

I. Shake, H. Takara, K. Uchiyama et al. · IEEE Photonics Technology Letters · 2001 · 51 citations

Engineering, Communication, Digital Communication +16