Formulation of Waveguide Connection for Waveband MUX/DEMUX Using Concatenated Arrayed-Waveguide Gratings

by MORIWAKI, Osamu, SATO, Ken-ichi, HASEGAWA, Hiroshi, KAKEHASHI, Shoji
Published 2007

Hierarchical optical cross-connect architecture that implements colorless waveband add/drop ratio restriction utilizing a novel wavelength multi/demultiplexers

by Hirako, Ryosuke, Ishii, Kiyo, Hasegawa, Hiroshi, Sato, Ken-ichi, Moriwaki, Osamu
Published 2009

Analysis and Development of Fixed and Variable Waveband MUX/DEMUX Utilizing AWG Routing Functions

by Kakehashi, Shoji, Hasegawa, Hiroshi, Sato, Ken-ichi, Moriwaki, Osamu, Kamei, Shin
Published 2009

Compact Matrix-Switch-Based Hierarchical Optical Path Cross-Connect with Colorless Waveband Add/Drop Ratio Restriction

by MORIWAKI, Osamu, SATO, Ken-ichi, HASEGAWA, Hiroshi, ISHII, Kiyo, HIRAKO, Ryosuke
Published 2011

Efficient ROADM-ring connecting node switch architecture that utilizes waveband routing and its realization with PLC technologies

by Ishii, Kiyo, Moriwaki, Osamu, Hasegawa, Hiroshi, Sato, Ken-ichi, Jinnouchi, Yoshiteru, Okuno, Masayuki, Takahashi, Hiroshi
Published 2009