Akio Yamaguchi

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Patents Grantslast 30 patents

Information Patent Grant
Howling canceller
- Patent number 8,996,365
- Issue date Mar 31, 2015
- Yugengaisya Cepstrum
- Akio Yamaguchi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
HOWLING CANCELLER
- Publication number 20120059649
- Publication date Mar 8, 2012
- YUGENGAISYA CEPSTRUM
- Akio Yamaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ADAPTIVE FILTER AND ECHO CANCELLER HAVING THIS ADAPTIVE FILTER
- Publication number 20110261950
- Publication date Oct 27, 2011
- YUGENGAISYA CEPSTRUM
- Akio Yamaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for signal scrambling/descrambling, and method...
- Publication number 20040042619
- Publication date Mar 4, 2004
- Akio Yamaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Digital modem
- Publication number 20020118736
- Publication date Aug 29, 2002
- Akio Yamaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE