Osamu MORIWAKI


Compact Matrix-Switch-Based Hierarchical Optical Path Cross-Connect with Colorless Waveband Add/Drop Ratio Restriction
Ryosuke HIRAKO Kiyo ISHII Hiroshi HASEGAWA Ken-ichi SATO Osamu MORIWAKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/04/01
Vol. E94-B  No. 4  pp. 918-927
Type of Manuscript:  Special Section PAPER (Special Section on Photonic Network Technologies in Terabit Network Era)
Category: 
Keyword: 
hierarchical optical cross-connectwavebandadd/drop ratioMUX/DMUXAWG
 Summary | Full Text:PDF

Formulation of Waveguide Connection for Waveband MUX/DEMUX Using Concatenated Arrayed-Waveguide Gratings
Shoji KAKEHASHI Hiroshi HASEGAWA Ken-ichi SATO Osamu MORIWAKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/10/01
Vol. E90-B  No. 10  pp. 2950-2952
Type of Manuscript:  LETTER
Category: Fiber-Optic Transmission for Communications
Keyword: 
wavebandwaveband filterAWGMUX/DEMUX
 Summary | Full Text:PDF