@techreport{weko_72930_1, author = "坪井,務 and 吉川,憲昭", title = "次世代UHF帯WAVEシステム・アーキテクチャの検討", year = "2011", institution = "(株)日立製作所, サイバー創研(株)", number = "4", month = "mar" }