About MIYAMOTO YUTAKA
About NTT 未来ねっと研
About SANO AKIHIDE
About NTT 未来ねっと研
About YOSHIDA EIJI
About NTT 未来ねっと研
About SAKANO TOSHIKAZU
About NTT 未来ねっと研
About NTT技術ジャーナル
About optical fiber
About optical communication
About communication channel capacity
About digital communication
About coherent light
About transmission speed
About in-place test
About communication test
About coherent optical communication
About Optical communication systems and equipment
About 大容量
About トランスポートネットワーク
About デジタル
About コヒーレント
About 光伝送