Inventor
NARIKAWA SATOSHI
JP8 patents
Patents
8 patentsUS12052056B2Jul 30, 2024
Optical communication network system, optical network unit, and optical communication method
NIPPON TELEGRAPH & TELEPHONE0 citations60
US11956574B2Apr 9, 2024
Optical communication network system, optical network unit, and optical communication method
NIPPON TELEGRAPH & TELEPHONE0 citations60
US12165624B2Dec 10, 2024
Noise canceling system and noise canceling method
NIPPON TELEGRAPH & TELEPHONE0 citations51
US12149287B2Nov 19, 2024
Upbandwidth allocation device and uplink bandwidth allocation method
NIPPON TELEGRAPH & TELEPHONE0 citations50
US12081924B2Sep 3, 2024
Optical network unit, communication network system and communication method
NIPPON TELEGRAPH & TELEPHONE0 citations50
US12096435B2Sep 17, 2024
Communication system
NIPPON TELEGRAPH & TELEPHONE0 citations48
US11804900B2Oct 31, 2023
Communication network system
NIPPON TELEGRAPH & TELEPHONE0 citations46
US11991519B2May 21, 2024
Communication method, communication system, authentication apparatus and user terminal device
NIPPON TELEGRAPH & TELEPHONE0 citations44