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公开(公告)号：US20170279523A1
公开(公告)日：2017-09-28
申请号：US15508635
申请日：2015-08-25
Inventor： Neil PARKIN , Anas MOHSIN
IPC: H04B10/071 , H04B10/077 , H04Q11/00 , H04B10/25
Abstract: An optical network node capable of being powered, comprising—a reflector arranged to reflect an optical signal, and—a switch arranged to direct the optical signal to the reflector in dependence on whether the optical network node is powered.
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