Title:
OPTICAL COMMUNICATION NODE
Document Type and Number:
WIPO Patent Application WO/2020/105526
Kind Code:
A1
Abstract:
In the present invention, when a first connection number of a b-th output port in an a-th wavelength selection switch connected to a path on either one of a Drop side and an Add side is expressed by f(a, b, k), and a second connection number of a d-th output port in a c-th wavelength selection switch connected to a path on the other of the Drop side and the Add side is expressed by g(c, d, k), f(a, b, k)≠g(c, d, k).
Inventors:
SENOO KAZUNORI (JP)
SUZUKI KENYA (JP)
YAMAGUCHI KEITA (JP)
MIZUNO TAKAYUKI (JP)
ONO HIROTAKA (JP)
HASHIMOTO TOSHIKAZU (JP)
MIYAMOTO YUTAKA (JP)
SUZUKI KENYA (JP)
YAMAGUCHI KEITA (JP)
MIZUNO TAKAYUKI (JP)
ONO HIROTAKA (JP)
HASHIMOTO TOSHIKAZU (JP)
MIYAMOTO YUTAKA (JP)
Application Number:
PCT/JP2019/044570
Publication Date:
May 28, 2020
Filing Date:
November 13, 2019
Export Citation:
Assignee:
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
H04J14/02; G02F1/31; H04B10/291
Domestic Patent References:
| WO2016056534A1 | 2016-04-14 |
Foreign References:
| JP2017009871A | 2017-01-12 | |||
| JP2017157985A | 2017-09-07 |
Attorney, Agent or Firm:
SHIGA INTERNATIONAL PATENT OFFICE (JP)
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