Tomoyoshi Kataoka

Experimental demonstration of multi-degree colorless, directionless, contentionless ROADM for 127-Gbit/s PDM-QPSK transmission system

Yohei Sakamaki, Takeshi Kawai, Tetsuro Komukai et al. · Optics Express · 2011 · 43 citations · Full text

Free-space Optical Network, Photonics, Contentionless Roadm +15

Twenty-Gbit/s signal transmission using a simple high-sensitivity optical receiver

K. Hagimoto, Yutaka Miyamoto, Tomoyoshi Kataoka et al. · 1992 · 35 citations

Free-space Optical Network, Photonics, Twenty-gbit/s Signal Transmission +13

Field transmission by using a commercially-ready 43 Gbit/s DWDM system employing RZ-DQPSK transponders in high PMD installed fiber

Tomoyoshi Kataoka, Shinji Matsuoka, Toshiya Matsuda et al. · 2007 · 20 citations

Commercially-ready 43, Electrical Engineering, Engineering +8

Auto bias control and bias hold circuit for IQ-modulator in flexible optical QAM transmitter with Nyquist filtering

Hiroto Kawakami, Takayuki Kobayashi, Mitsuteru Yoshida et al. · Optics Express · 2014 · 19 citations · Full text

Photonics, Bias Voltages, Auto Bias Control +6

Evaluation of optical filtering penalty in digital coherent detection system

Yohei Sakamaki, Takeshi Kawai, Tetsuro Komukai et al. · IEICE Communications Express · 2012 · 13 citations · Full text

Free-space Optical Network, Photonics, Optical System Analysis +14