Inventor
HAYAKAWA SHOJI
JP27 patents
⚠️ This page may combine multiple inventors who share the name “HAYAKAWA SHOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
14 patentsUS7657431B2Feb 2, 2010
Voice authentication system
FUJITSU LTD127 citations97
US7091826B2Aug 15, 2006
User authentication system using biometric information
FUJITSU LTD21 citations92
US6879968B1Apr 12, 2005
Speaker verification apparatus and method utilizing voice information of a registered speaker with extracted feature parameter and calculated verification distance to determine a match of an input voice with that of a registered speaker
FUJITSU LTD31 citations91
US7970609B2Jun 28, 2011
Method of estimating sound arrival direction, sound arrival direction estimating apparatus, and computer program product
FUJITSU LTD13 citations84
US10733986B2Aug 4, 2020
Apparatus, method for voice recognition, and non-transitory computer-readable storage medium
FUJITSU LTD2 citations73
US10074384B2Sep 11, 2018
State estimating apparatus, state estimating method, and state estimating computer program
FUJITSU LTD3 citations73
US9536525B2Jan 3, 2017
Speaker indexing device and speaker indexing method
FUJITSU LTD4 citations73
US9009047B2Apr 14, 2015
Specific call detecting device and specific call detecting method
FUJITSU LTD2 citations63
US11335337B2May 17, 2022
Information processing apparatus and learning method
FUJITSU LTD0 citations62
US10665227B2May 26, 2020
Voice recognition device and voice recognition method
FUJITSU LTD1 citations62
US10097687B2Oct 9, 2018
Nuisance call detection device and method
FUJITSU LTD1 citations52
US10008197B2Jun 26, 2018
Keyword detector and keyword detection method
FUJITSU LTD1 citations52
US9536547B2Jan 3, 2017
Speaker change detection device and speaker change detection method
FUJITSU LTD1 citations52
US8798991B2Aug 5, 2014
Non-speech section detecting method and non-speech section detecting device
FUJITSU LTD0 citations52
HAYAKAWA SHOJI
11 patentsUS8996373B2Mar 31, 2015
State detection device and state detecting method
HAYAKAWA SHOJI8 citations84
US8620388B2Dec 31, 2013
Noise suppressing device, mobile phone, noise suppressing method, and recording medium
HAYAKAWA SHOJI15 citations84
US8768692B2Jul 1, 2014
Speech recognition method, speech recognition apparatus and computer program
HAYAKAWA SHOJI9 citations83
US8509451B2Aug 13, 2013
Noise suppressing device, noise suppressing controller, noise suppressing method and recording medium
HAYAKAWA SHOJI7 citations83
US8654992B2Feb 18, 2014
Sound processing apparatus, method for correcting phase difference, and computer readable storage medium
HAYAKAWA SHOJI5 citations72
US9135924B2Sep 15, 2015
Noise suppressing device, noise suppressing method and mobile phone
HAYAKAWA SHOJI1 citations52
US8804978B2Aug 12, 2014
Microphone directivity control apparatus
HAYAKAWA SHOJI1 citations51
US9460731B2Oct 4, 2016
Noise estimation apparatus, noise estimation method, and noise estimation program
HAYAKAWA SHOJI0 citations41
US9082415B2Jul 14, 2015
Sound determination method and sound determination apparatus
HAYAKAWA SHOJI0 citations41
US9020820B2Apr 28, 2015
State detecting apparatus, communication apparatus, and storage medium storing state detecting program
HAYAKAWA SHOJI0 citations41
US8935168B2Jan 13, 2015
State detecting device and storage medium storing a state detecting program
HAYAKAWA SHOJI0 citations41