About HASEGAWA MASAYOSHI
About AKIYAMA TOORU
About KITADA TAKASHI
About KAMIYOSHIHARA HIROSHI
About NTT技術ジャーナル
About satellite communication
About receiving station
About Space communication
About SVCS
About 地球局
About 遠隔監視
About 稼働
About 電話回線
About SRA
About 形
About 確認装置
About 概要