Title:
OPTICAL WIRING SYSTEM AND OPTICAL WIRING METHOD
Document Type and Number:
WIPO Patent Application WO/2024/023909
Kind Code:
A1
Abstract:
This optical wiring system (10) comprises: a first optical circulator (21) and a second optical circulator (22) that are connected to each other in a manner that enables a first optical signal to be transmitted from a first point (N1) to a second point (N2) through first optical fibers (13, 11, 14); a third optical circulator (23) and a fourth optical circulator (24) that are connected to each other in a manner that enables a second optical signal to be transmitted from the second point (N2) to the first point (N1) through second optical fibers (15, 12, 16); a fifth optical circulator (25) that is connected to the first optical circulator (21), the third optical circulator (23), and a third optical fiber (43); and a sixth optical circulator (26) that is connected to the second optical circulator (22), the fourth optical circulator (24), and a fourth optical fiber (46), wherein a third optical signal from the third optical fiber (43) is transmitted to the fourth optical fiber (46), and a fourth optical signal from the fourth optical fiber (46) is transmitted to the third optical fiber (43).
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Inventors:
KITO CHIHIRO (JP)
KOSHIKIYA YUSUKE (JP)
IIDA DAISUKE (JP)
KOSHIKIYA YUSUKE (JP)
IIDA DAISUKE (JP)
Application Number:
PCT/JP2022/028721
Publication Date:
February 01, 2024
Filing Date:
July 26, 2022
Export Citation:
Assignee:
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
H04B10/291; H04B10/27
Domestic Patent References:
| WO2018193835A1 | 2018-10-25 |
Foreign References:
| JP2009284304A | 2009-12-03 | |||
| US20070286605A1 | 2007-12-13 | |||
| JPH1022919A | 1998-01-23 |
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
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