P

Inventor

KUWANO SHIGERU

JP16 patents
⚠️ This page may combine multiple inventors who share the name “KUWANO SHIGERU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON TELEGRAPH & TELEPHONE

15 patents
US5543952AAug 6, 1996

Optical transmission system

NIPPON TELEGRAPH & TELEPHONE200 citations96
US10396872B2Aug 27, 2019

Communication system, relay apparatus, receiving apparatus, relay method, receiving method, relay program, and receiving program

NIPPON TELEGRAPH & TELEPHONE2 citations73
US9866327B2Jan 9, 2018

Distributed radio communication base station system, base band unit, remote radio unit, and method for operating distributed radio communication base station system

NIPPON TELEGRAPH & TELEPHONE3 citations72
US9602212B2Mar 21, 2017

Optical communication system, optical communication method, higher-network apparatus, and optical line terminal

NIPPON TELEGRAPH & TELEPHONE6 citations72
US10721724B2Jul 21, 2020

Wireless communication system and communication method

NIPPON TELEGRAPH & TELEPHONE1 citations62
US10469167B2Nov 5, 2019

Optical communication system and optical communication method

NIPPON TELEGRAPH & TELEPHONE1 citations62
US10230442B2Mar 12, 2019

Wireless communication system, central unit equipment, distributed unit equipment, communication method of central unit equipment, and communication method of distributed unit equipment

NIPPON TELEGRAPH & TELEPHONE0 citations52
US10404501B2Sep 3, 2019

Wireless communication system and communication method

NIPPON TELEGRAPH & TELEPHONE0 citations41
US10211921B2Feb 19, 2019

Optical communication system and optical communication method

NIPPON TELEGRAPH & TELEPHONE0 citations41
US10211944B2Feb 19, 2019

Station-side device and communication method

NIPPON TELEGRAPH & TELEPHONE0 citations41
US10211956B2Feb 19, 2019

Wireless communication system and wireless communication method

NIPPON TELEGRAPH & TELEPHONE0 citations41
US7076166B2Jul 11, 2006

Low-cost optical burst transmission system, apparatus, and method

NIPPON TELEGRAPH & TELEPHONE0 citations41
US10110310B2Oct 23, 2018

Transmission system and transmission method

NIPPON TELEGRAPH & TELEPHONE0 citations40
US9948483B2Apr 17, 2018

Base station apparatus, wireless communication system, and communication method for uplink coordinated multi-point transmission and reception with intra-phy split base station architecture

NIPPON TELEGRAPH & TELEPHONE0 citations39
US9860019B2Jan 2, 2018

Base station apparatus, wireless communication system, and communication method

NIPPON TELEGRAPH & TELEPHONE0 citations39

HEWLETT PACKARD CO

1 patent