About SAKAMAKI Yohei
About NTT Corp., Atsugi, JPN
About SAIDA Takashi
About NTT Corp., Atsugi, JPN
About HASHIMOTO Toshikazu
About NTT Corp., Atsugi, JPN
About TAKAHASHI Hiroshi
About NTT Corp., Atsugi, JPN
About Journal of Lightwave Technology
About optical circuit
About planar lightwave circuit
About Optical waveguide,optical fibers,and fiber optics
About Other optical transmission devices
About 波面
About 整合
About 光導波路
About 設計