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公开(公告)号:US11929771B2
公开(公告)日:2024-03-12
申请号:US17603447
申请日:2020-04-16
发明人: Satoshi Kaga , Toshihiro Nagayama , Hiroaki Kobayashi , Yasunori Komukai , Shinichi Okada , Yasumichi Takai , Yoshinori Hiramatsu
CPC分类号: H04B1/0483 , H04B7/0682 , H04L25/49
摘要: A transmission system includes: an antenna; a control device including an RF circuit which transmits a first signal for controlling a radio wave to be outputted from the antenna and an external power supply which supplies direct current to the antenna; and a first transmission path which connects the antenna and the control device, and is used in transmission of the first signal and supplying of the direct current to the antenna.