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Kuan-Chieh Yen
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Northville, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Noise reduction
Patent number
9,142,221
Issue date
Sep 22, 2015
Cambridge Silicon Radio Limited
Xuejing Sun
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Portable music player
Patent number
8,865,991
Issue date
Oct 21, 2014
Cambridge Silicon Radio Limited
Rogerio Guedes Alves
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Wind noise mitigation
Patent number
8,861,745
Issue date
Oct 14, 2014
Cambridge Silicon Radio Limited
Kuan-Chieh Yen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Audio processing device and method for reducing echo from a second...
Patent number
8,705,758
Issue date
Apr 22, 2014
Cambridge Silicon Radio Limited
Rogerio Guedes Alves
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Error concealment
Patent number
8,676,573
Issue date
Mar 18, 2014
Cambridge Silicon Radio Limited
Xuejing Sun
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Speech intelligibility
Patent number
8,489,393
Issue date
Jul 16, 2013
Cambridge Silicon Radio Limited
Rogerio Guedes Alves
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Method and apparatus for improving intelligibility of audible speec...
Patent number
8,321,215
Issue date
Nov 27, 2012
Cambridge Silicon Radio Limited
Rogerio Guedes Alves
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Method and system for clear signal capture
Patent number
8,306,214
Issue date
Nov 6, 2012
Clarity Technologies, Inc.
Rogerio G. Alves
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio usage detection
Patent number
8,280,449
Issue date
Oct 2, 2012
Cambridge Silicon Radio Limited
Kuan-Chieh Yen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for clear signal capture
Patent number
8,265,289
Issue date
Sep 11, 2012
Clarity Technologies, Inc.
Rogerio G. Alves
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Method and system for clear signal capture
Patent number
8,189,767
Issue date
May 29, 2012
Clarity Technologies, Inc.
Rogerio G. Alves
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Two microphone noise reduction system
Patent number
8,131,541
Issue date
Mar 6, 2012
Cambridge Silicon Radio Limited
Kuan-Chieh Yen
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Method and system for clear signal capture
Patent number
7,965,834
Issue date
Jun 21, 2011
Clarity Technologies, Inc.
Rogerio G. Alves
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Dual microphone noise reduction for headset application
Patent number
7,773,759
Issue date
Aug 10, 2010
Cambridge Silicon Radio, Ltd.
Rogerio G. Alves
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Echo cancellation and noise reduction method
Patent number
7,433,463
Issue date
Oct 7, 2008
Clarity Technologies, Inc.
Rogerio G. Alves
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Method and system for clear signal capture
Patent number
7,426,270
Issue date
Sep 16, 2008
Clarity Technologies, Inc.
Rogerio G. Alves
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Method of cascading noise reduction algorithms to avoid speech dist...
Patent number
7,383,179
Issue date
Jun 3, 2008
Clarity Technologies, Inc.
Rogerio G. Alves
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Patents Applications
last 30 patents
Information
Patent Application
Wind Noise Mitigation
Publication number
20120140946
Publication date
Jun 7, 2012
Cambridge Silicon Radio Limited
Kuan-Chieh Yen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Speech Intelligibility
Publication number
20110125492
Publication date
May 26, 2011
Cambridge Silicon Radio Limited
Rogerio Guedes Alves
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Speech Intelligibility
Publication number
20110125494
Publication date
May 26, 2011
Cambridge Silicon Radio Limited
Rogerio Guedes Alves
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Speech Intelligibility
Publication number
20110125491
Publication date
May 26, 2011
Rogerio Guedes Alves
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
ERROR CONCEALMENT
Publication number
20100251051
Publication date
Sep 30, 2010
Cambridge Silicon Radio Limited
Xuejing Sun
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Error Concealment
Publication number
20100185441
Publication date
Jul 22, 2010
Cambridge Silicon Radio Limited
Xuejing Sun
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Audio Usage Detection
Publication number
20100081482
Publication date
Apr 1, 2010
Cambridge Silicon Radio Limited
Kuan-Chieh Yen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TWO MICROPHONE NOISE REDUCTION SYSTEM
Publication number
20090271187
Publication date
Oct 29, 2009
Kuan-Chieh Yen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Noise Reduction
Publication number
20090254340
Publication date
Oct 8, 2009
Cambridge Silicon Radio Limited
Xuejing Sun
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Acoustic Echo Cancellation
Publication number
20090225997
Publication date
Sep 10, 2009
Cambridge Silicon Radio Limited
Rogerio Guedes Alves
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR CLEAR SIGNAL CAPTURE
Publication number
20080310644
Publication date
Dec 18, 2008
Clarity Technologies, Inc.
Rogerio G. Alves
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR CLEAR SIGNAL CAPTURE
Publication number
20080310643
Publication date
Dec 18, 2008
Clarity Technologies, Inc.
Rogerio G. Alves
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR CLEAR SIGNAL CAPTURE
Publication number
20080304654
Publication date
Dec 11, 2008
Clarity Technologies, Inc.
Rogerio G. Alves
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR CLEAR SIGNAL CAPTURE
Publication number
20080304676
Publication date
Dec 11, 2008
Clarity Technologies, Inc.
Rogerio G. Alves
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Dual microphone noise reduction for headset application
Publication number
20080037801
Publication date
Feb 14, 2008
Cambridge Silicon Radio, Ltd.
Rogerio G. Alves
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and system for clear signal capture
Publication number
20070041575
Publication date
Feb 22, 2007
Rogerio G. Alves
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method of cascading noise reduction algorithms to avoid speech dist...
Publication number
20060074646
Publication date
Apr 6, 2006
Clarity Technologies, Inc.
Rogerio G. Alves
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Method and system for clear signal capture
Publication number
20060034447
Publication date
Feb 16, 2006
Clarity Technologies, Inc.
Rogerio G. Alves
H04 - ELECTRIC COMMUNICATION TECHNIQUE