About TANAKA MASATO
About 宇宙開発事業団
About HATOOKA YASUSHI
About 宇宙開発事業団
About KIMURA SHIGERU
About 通信総研
About ITO TAKEO
About 通信総研
About FUJITA MASAHARU
About 通信総研
About 電子情報通信学会全国大会講演論文集
About satellite communication
About Space communication
About ETS
About Sバンド
About 衛星間通信