P

Inventor

SUGIYAMA JUNICHI

JP25 patents
⚠️ This page may combine multiple inventors who share the name “SUGIYAMA JUNICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUJITSU LTD

19 patents
US8891712B2Nov 18, 2014

Transmitting apparatus and transmitting method

FUJITSU LTD10 citations82
US11770289B2Sep 26, 2023

Communication device for transmitting data by using multilevel coding, and communication system

FUJITSU LTD2 citations72
US11522635B2Dec 6, 2022

Device and method for transmitting data by using multilevel coding, and communication system

FUJITSU LTD2 citations72
US5627968AMay 6, 1997

Data transfer apparatus which allows data to be transferred between data devices without accessing a shared memory

FUJITSU LTD14 citations72
US11632334B2Apr 18, 2023

Communication apparatus and communication method

FUJITSU LTD2 citations70
US11431354B2Aug 30, 2022

Encoding circuit, decoding circuit, encoding method, decoding method, and transmitting device

FUJITSU LTD2 citations69
US11115059B2Sep 7, 2021

Encoding circuit, decoding circuit, encoding method, decoding method, and transmitting device

FUJITSU LTD2 citations69
US11588550B2Feb 21, 2023

Optical transmission device and optical transmission system

FUJITSU LTD0 citations62
US11038597B2Jun 15, 2021

Communication system and communication apparatus

FUJITSU LTD1 citations59
US10469459B2Nov 5, 2019

Use of optical transport network overhead data for encryption

FUJITSU LTD1 citations56
US10511629B2Dec 17, 2019

Encryption control in optical networks without data loss

FUJITSU LTD1 citations55
US12047115B2Jul 23, 2024

Polarization variation monitoring system and polarization variation monitoring method

FUJITSU LTD0 citations51
US11595139B2Feb 28, 2023

Device and method for estimating communication quality

FUJITSU LTD0 citations51
US11683117B2Jun 20, 2023

Receiving apparatus and decoding method

FUJITSU LTD0 citations50
US8891667B2Nov 18, 2014

Transmission apparatus, transmission method and method of altering transmission band

FUJITSU LTD0 citations49
US11153014B2Oct 19, 2021

Transmitting apparatus and transmitting method

FUJITSU LTD0 citations48
US10415578B2Sep 17, 2019

Information processing device and management device

FUJITSU LTD0 citations42
US9167320B2Oct 20, 2015

Transmission method and node device

FUJITSU LTD0 citations38
US9525509B2Dec 20, 2016

Data transmission apparatus and data transmission method

FUJITSU LTD0 citations37

CASIO COMPUTER CO LTD

3 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

1 patent

PANASONIC CORP

1 patent

1FINITY INC

1 patent