- 专利标题: System and methods for coherent optics based daisy-chaining
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申请号: US16760098申请日: 2018-11-05
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公开(公告)号: US11411649B2公开(公告)日: 2022-08-09
- 发明人: Luis Alberto Campos , Zhensheng Jia , Jing Wang
- 申请人: CABLE TELEVISION LABORATORIES, INC.
- 申请人地址: US CO Louisville
- 专利权人: CABLE TELEVISION LABORATORIES, INC.
- 当前专利权人: CABLE TELEVISION LABORATORIES, INC.
- 当前专利权人地址: US CO Louisville
- 代理机构: Armstrong Teasdale LLP
- 国际申请: PCT/US2018/059207 WO 20181105
- 国际公布: WO2019/090220 WO 20190509
- 主分类号: H04B10/2575
- IPC分类号: H04B10/2575 ; H04B10/532 ; H04B10/61 ; H04J14/02
摘要:
An optical access network includes an optical hub having at least one processor, and a plurality of optical fiber strands. Each optical fiber strand has a first strand end connected to the optical hub. The network further includes a plurality of nodes connected to at least one segment of a first fiber strand of the plurality of optical fiber strands. Each node is sequentially disposed at respective locations along the first fiber strand at different differences from the optical hub, respectively. The network further includes a plurality of end-points. Each end-point includes a receiver. Each respective receiver (i) has a different optical signal-to-noise ratio (OSNR) from the other receivers, (ii) is operably coupled with at least one node of the plurality of nodes, and (iii) is configured to receive the same optical wavelength signal from the first fiber strand as received by the other receivers.
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