Inventor
MATSUYAMA YURIE
JP7 patents
Patents
7 patentsUS11973579B2Apr 30, 2024
Add/drop multiplexer, network system, transmission method, non-transitory computer readable medium, and management device
NEC CORP0 citations57
US11431431B2Aug 30, 2022
Add/drop multiplexer, network system, transmission method, non-transitory computer readable medium, and management device
NEC CORP0 citations57
US11095387B2Aug 17, 2021
Add/drop multiplexer, network system, transmission method, non-transitory computer readable medium, and management device
NEC CORP0 citations57
US11626937B2Apr 11, 2023
Optical transmission apparatus and control method of optical transmission apparatus
NEC CORP0 citations49
US10659165B2May 19, 2020
Optical transmission device
NEC CORP0 citations49
US10539741B2Jan 21, 2020
Optical device with optical filters and processing method of optical signals
NEC CORP0 citations49
US10374740B2Aug 6, 2019
Add/drop multiplexer, network system, transmission method, non-transitory computer readable medium, and management device
NEC CORP0 citations47