Naoya KAWABATA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus suppressing acoustic echo signals from a near-end input s...
- Patent number 10,090,882
- Issue date Oct 2, 2018
- Oki Electric Industry Co., Ltd.
- Naoya Kawabata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Stereo echo suppressing device, echo suppressing device, stereo ech...
- Patent number 9,531,884
- Issue date Dec 27, 2016
- Oki Electric Industry Co., Ltd.
- Naoya Kawabata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Howling suppression device and adaptive notch filter
- Patent number 9,197,191
- Issue date Nov 24, 2015
- Oki Electric Industry Co., Ltd.
- Naoya Kawabata
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Echo suppressor using past echo path characteristics for updating
- Patent number 9,191,519
- Issue date Nov 17, 2015
- Oki Electric Industry Co., Ltd.
- Naoya Kawabata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
STEREO ECHO SUPPRESSING DEVICE, ECHO SUPPRESSING DEVICE, STEREO ECH...
- Publication number 20160065743
- Publication date Mar 3, 2016
- Oki Electric Industry Co., Ltd.
- Naoya KAWABATA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
APPARATUS SUPPRESSING ACOUSTIC ECHO SIGNALS FROM A NEAR-END INPUT S...
- Publication number 20150249885
- Publication date Sep 3, 2015
- Oki Electric Industry Co., Ltd.
- Naoya KAWABATA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ECHO SUPPRESSOR USING PAST ECHO PATH CHARACTERISTICS FOR UPDATING
- Publication number 20150086006
- Publication date Mar 26, 2015
- Oki Electric Industry Co., Ltd.
- Naoya KAWABATA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HOWLING SUPPRESSION DEVICE AND ADAPTIVE NOTCH FILTER
- Publication number 20140059103
- Publication date Feb 27, 2014
- Oki Electric Industry Co., Ltd.
- Naoya KAWABATA
- H03 - BASIC ELECTRONIC CIRCUITRY