About OKUNO M
About KATO K
About NTT Opto-Electronics Lab., Ibaraki-ken, JPN
About NAGASE R
About NTT Global Business Headquarters, Ibaraki-ken, JPN
About HIMENO A
About NTT Opto-Electronics Lab., Ibaraki-ken, JPN
About OHMORI Y
About NTT Opto-Electronics Lab., Ibaraki-ken, JPN
About KAWACHI M
About NTT Opto-Electronics Lab., Ibaraki-ken, JPN
About Journal of Lightwave Technology
About optical switch
About matrix switch
About Other optical transmission devices
About Optical integrated circuits,integrated optics
About Optical communication systems and equipment
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