Inventor
OKAMURA TOSHIHIKO
JP20 patents
⚠️ This page may combine multiple inventors who share the name “OKAMURA TOSHIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
11 patentsUS5883588AMar 16, 1999
Data compression system and data compression device for improving data compression rate and coding speed
NEC CORP87 citations95
US7373581B2May 13, 2008
Device, program, and method for decoding LDPC codes
NEC CORP61 citations93
US10200356B2Feb 5, 2019
Information processing system, information processing apparatus, information processing method, and recording medium
NEC CORP2 citations72
US6122402ASep 19, 2000
Pattern encoding and decoding method and encoder and decoder using the method
NEC CORP13 citations72
US8386877B2Feb 26, 2013
Communication system, transmitter, error correcting code retransmitting method, and communication program
NEC CORP2 citations62
US12591648B2Mar 31, 2026
Biometric authentication system, template updating method therefor, storage medium, biometric authentication client device, and biometric authentication server device
NEC CORP0 citations61
US12242644B2Mar 4, 2025
Collation system, client terminal, server apparatus, collation method, and program
NEC CORP0 citations50
US12200147B2Jan 14, 2025
Collation system, client, and server
NEC CORP0 citations49
US12155769B2Nov 26, 2024
Information matching system and information matching method
NEC CORP0 citations49
US12143482B2Nov 12, 2024
Information matching system and information matching method
NEC CORP0 citations49
US7178090B2Feb 13, 2007
Error correction code decoding device
NEC CORP0 citations37