P

Inventor

ARIKAWA MANABU

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

NEC CORP

19 patents
US10454577B2Oct 22, 2019

Free space optical transmitter and free space optical communication method

NEC CORP2 citations73
US10411802B2Sep 10, 2019

Optical communication device, optical communication system, and optical communication method

NEC CORP4 citations73
US10361779B2Jul 23, 2019

Optical transmission system, optical receiver, and method for detecting optical signal information

NEC CORP2 citations73
US10313011B2Jun 4, 2019

Free space optical receiver and free space optical receiving method

NEC CORP3 citations73
US11728900B2Aug 15, 2023

Communication system, receiver, equalization signal processing circuit, method, and non-transitory computer readable medium

NEC CORP2 citations72
US10432318B2Oct 1, 2019

Digital signal processing circuit and optical space communication system

NEC CORP2 citations72
US11637636B2Apr 25, 2023

Receiving optical system control device and receiving optical system control method

NEC CORP0 citations62
US10862593B2Dec 8, 2020

Free-space optical communication receiving device and method of controlling the same

NEC CORP1 citations62
US9729229B2Aug 8, 2017

Optical spatial-division multiplexed transmission system and transmission method

NEC CORP1 citations52
US12592782B2Mar 31, 2026

Communication system, receiver, equalization signal processing circuit, equalization signal processing method, and program

NEC CORP0 citations51
US12381630B2Aug 5, 2025

Communication system, receiver, distortion detection device, and method

NEC CORP0 citations51
US12009868B2Jun 11, 2024

Coefficient update amount output device, coefficient update device, coefficient update amount output method, and recording medium

NEC CORP0 citations51
US11728888B2Aug 15, 2023

Reception device for optical space communication, optical space communication system, and method for controlling optical space communication device

NEC CORP0 citations51
US11300671B2Apr 12, 2022

Method for removing inter-radar interference using deconvolution of cross correlated reference signals, signal processing device, signal processing method, and signal processing program

NEC CORP0 citations51
US11277758B2Mar 15, 2022

Communication apparatus and communication method

NEC CORP0 citations51
US11206081B2Dec 21, 2021

Optical space communication system, optical reception device, optical reception method, and non-transitory computer readable medium

NEC CORP0 citations51
US11139896B2Oct 5, 2021

Signal processing device and signal processing method

NEC CORP0 citations51
US10998973B2May 4, 2021

Signal combining device and signal combining method

NEC CORP0 citations51
US10511409B2Dec 17, 2019

Received signal processor and method for processing received signal

NEC CORP0 citations41

LE TAILLANDIER DE GABORY EMMANUEL

3 patents

ARIKAWA MANABU

3 patents