Chienchung Chang

Person

San Diego, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
System and method of depth sensor activation
- Patent number 10,474,145
- Issue date Nov 12, 2019
- QUALCOMM Incorporated
- Feng Guo
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Zero disparity plane for feedback-based three-dimensional video
- Patent number 9,049,423
- Issue date Jun 2, 2015
- QUALCOMM Incorporated
- Ning Bi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Modular architecture having reusable front end for processing digit...
- Patent number 8,804,000
- Issue date Aug 12, 2014
- QUALCOMM Incorporated
- Chienchung Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
User interface for mobile devices
- Patent number 8,441,441
- Issue date May 14, 2013
- QUALCOMM Incorporated
- Ming-Chang Tsai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Enhanced image/video quality through artifact evaluation
- Patent number 8,391,622
- Issue date Mar 5, 2013
- QUALCOMM Incorporated
- Suhail Jalil
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Modular architecture having reusable front end for processing digit...
- Patent number 8,159,548
- Issue date Apr 17, 2012
- QUALCOMM Incorporated
- Chienchung Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video encoding and decoding techniques
- Patent number 7,940,844
- Issue date May 10, 2011
- QUALCOMM Incorporated
- King-Chung Lai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Enhanced image/video quality through artifact evaluation
- Patent number 7,873,224
- Issue date Jan 18, 2011
- QUALCOMM Incorporated
- Suhail Jalil
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Motion estimation techniques for video encoding
- Patent number 7,817,717
- Issue date Oct 19, 2010
- QUALCOMM Incorporated
- Naren Malayath
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Computationally constrained video encoding
- Patent number 7,515,634
- Issue date Apr 7, 2009
- QUALCOMM Incorporated
- Chienchung Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video encoding techniques
- Patent number 7,359,559
- Issue date Apr 15, 2008
- QUALCOMM Incorporated
- Anthony Patrick Mauro, II
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Interactive speech recognition apparatus and method with conditione...
- Patent number 7,328,159
- Issue date Feb 5, 2008
- Qualcomm Inc.
- Chienchung Chang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Video encoding techniques
- Patent number 7,039,246
- Issue date May 2, 2006
- QUALCOMM Incorporated
- Anthony Patrick Mauro, II
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distributed voice recognition system using acoustic feature vector...
- Patent number 7,024,359
- Issue date Apr 4, 2006
- QUALCOMM Incorporated
- Chienchung Chang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Voice recognition system method and apparatus
- Patent number 6,941,265
- Issue date Sep 6, 2005
- Qualcomm Inc.
- Ning Bi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
System and method for hybrid voice recognition
- Patent number 6,836,758
- Issue date Dec 28, 2004
- QUALCOMM Incorporated
- Ning Bi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Distributed voice recognition system
- Patent number 6,594,628
- Issue date Jul 15, 2003
- Qualcomm, Incorporated
- Paul E. Jacobs
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Voice recognition rejection scheme
- Patent number 6,574,596
- Issue date Jun 3, 2003
- QUALCOMM Incorporated
- Ning Bi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Voice recognition user interface for telephone handsets
- Patent number 6,449,496
- Issue date Sep 10, 2002
- QUALCOMM Incorporated
- Scott D. Beith
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distributed voice recognition system
- Patent number 6,411,926
- Issue date Jun 25, 2002
- QUALCOMM Incorporated
- Chienchung Chang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Communication protocol between a communication device and an extern...
- Patent number 6,330,247
- Issue date Dec 11, 2001
- QUALCOMM Incorporated
- Chienchung Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for accurate endpointing of speech in the pres...
- Patent number 6,324,509
- Issue date Nov 27, 2001
- QUALCOMM Incorporated
- Ning Bi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
System and method for segmentation and recognition of speech signals
- Patent number 6,278,972
- Issue date Aug 21, 2001
- QUALCOMM Incorporated
- Ning Bi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for eighth-rate random number generation for s...
- Patent number 6,226,607
- Issue date May 1, 2001
- QUALCOMM Incorporated
- Chienchung Chang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Distributed voice recognition system
- Patent number 5,956,683
- Issue date Sep 21, 1999
- QUALCOMM Incorporated
- Paul E. Jacobs
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Application specific integrated circuit (ASIC) for performing rapid...
- Patent number 5,784,532
- Issue date Jul 21, 1998
- QUALCOMM Incorporated
- John G. McDonough
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Block normalization processor
- Patent number 5,727,123
- Issue date Mar 10, 1998
- QUALCOMM Incorporated
- John G. McDonough
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD OF DEPTH SENSOR ACTIVATION
- Publication number 20180129202
- Publication date May 10, 2018
- QUALCOMM Incorporated
- Feng Guo
- B60 - VEHICLES IN GENERAL
Information Patent Application
SYSTEMS AND METHODS FOR VERIFYING A FACE
- Publication number 20180121713
- Publication date May 3, 2018
- QUALCOMM Incorporated
- Feng Guo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MODULAR ARCHITECTURE HAVING REUSABLE FRONT END FOR PROCESSING DIGIT...
- Publication number 20120167156
- Publication date Jun 28, 2012
- QUALCOMM Incorporated
- Chienchung Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ZERO DISPARITY PLANE FOR FEEDBACK-BASED THREE-DIMENSIONAL VIDEO
- Publication number 20120140038
- Publication date Jun 7, 2012
- QUALCOMM Incorporated
- Ning Bi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
VIDEO ENCODING AND DECODING TECHNIQUES
- Publication number 20110170611
- Publication date Jul 14, 2011
- QUALCOMM Incorporated
- King-Chung Lai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ENHANCED IMAGE/VIDEO QUALITY THROUGH ARTIFACT EVALUATION
- Publication number 20110075037
- Publication date Mar 31, 2011
- QUALCOMM Incorporated
- Suhail Jalil
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
USER INTERFACE FOR MOBILE DEVICES
- Publication number 20100174421
- Publication date Jul 8, 2010
- QUALCOMM Incorporated
- Ming-Chang TSAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Enhanced image/video quality through artifact evaluation
- Publication number 20070206871
- Publication date Sep 6, 2007
- Suhail Jalil
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Video encoding techniques
- Publication number 20060140493
- Publication date Jun 29, 2006
- Anthony Patrick Mauro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Modular architecture having reusable front end for processing digit...
- Publication number 20040151242
- Publication date Aug 5, 2004
- Chienchung Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Techniques for video encoding and decoding
- Publication number 20040008779
- Publication date Jan 15, 2004
- King Chung Lai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Video encoding and decoding techniques
- Publication number 20040008780
- Publication date Jan 15, 2004
- King-Chung Lai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Computationally constrained video encoding
- Publication number 20040001545
- Publication date Jan 1, 2004
- Chienchung Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Motion estimation techniques for video encoding
- Publication number 20030231712
- Publication date Dec 18, 2003
- Naren Malayath
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Video encoding techiniques
- Publication number 20030206658
- Publication date Nov 6, 2003
- Anthony Patrick Mauro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Voice recognition system method and apparatus
- Publication number 20030171924
- Publication date Sep 11, 2003
- Qualcomm, Incorporated.
- Ning Bi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Method and apparatus for modification of audio input to a data proc...
- Publication number 20030154080
- Publication date Aug 14, 2003
- Sandra L. Godsey
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Voice recognition system method and apparatus
- Publication number 20030135371
- Publication date Jul 17, 2003
- Chienchung Chang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Echo cancellation system method and apparatus
- Publication number 20030133565
- Publication date Jul 17, 2003
- Chienchung Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for voice recognition
- Publication number 20020178004
- Publication date Nov 28, 2002
- Chienchung Chang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Voice recognition system using implicit speaker adaptation
- Publication number 20020143540
- Publication date Oct 3, 2002
- Narendranath Malayath
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Distributed voice recognition system using acoustic feature vector...
- Publication number 20020103639
- Publication date Aug 1, 2002
- Chienchung Chang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
System and method for hybrid voice recognition
- Publication number 20020091522
- Publication date Jul 11, 2002
- Ning Bi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Voice recognition system method and apparatus
- Publication number 20020077814
- Publication date Jun 20, 2002
- Harinath Garudadri
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
VOICE RECOGNITION REJECTION SCHEME
- Publication number 20020055841
- Publication date May 9, 2002
- NING BI
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
DATA ALLOCATION FOR MULTIPLE APPLICATIONS ON A MICROPROCESSOR OR DSP
- Publication number 20020034971
- Publication date Mar 21, 2002
- CHIENCHUNG CHANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for eighth-rate random number generation for s...
- Publication number 20010007974
- Publication date Jul 12, 2001
- Chienchung Chang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Chienchung Chang

Person

Patents Grantslast 30 patents

System and method of depth sensor activation

Zero disparity plane for feedback-based three-dimensional video

Modular architecture having reusable front end for processing digit...

User interface for mobile devices

Enhanced image/video quality through artifact evaluation

Modular architecture having reusable front end for processing digit...

Video encoding and decoding techniques

Enhanced image/video quality through artifact evaluation

Motion estimation techniques for video encoding

Computationally constrained video encoding

Video encoding techniques

Interactive speech recognition apparatus and method with conditione...

Video encoding techniques

Distributed voice recognition system using acoustic feature vector...

Voice recognition system method and apparatus

System and method for hybrid voice recognition

Distributed voice recognition system

Voice recognition rejection scheme

Voice recognition user interface for telephone handsets

Distributed voice recognition system

Communication protocol between a communication device and an extern...

Method and apparatus for accurate endpointing of speech in the pres...

System and method for segmentation and recognition of speech signals

Method and apparatus for eighth-rate random number generation for s...

Distributed voice recognition system

Application specific integrated circuit (ASIC) for performing rapid...

Block normalization processor

Patents Applicationslast 30 patents

SYSTEM AND METHOD OF DEPTH SENSOR ACTIVATION

SYSTEMS AND METHODS FOR VERIFYING A FACE

MODULAR ARCHITECTURE HAVING REUSABLE FRONT END FOR PROCESSING DIGIT...

ZERO DISPARITY PLANE FOR FEEDBACK-BASED THREE-DIMENSIONAL VIDEO

VIDEO ENCODING AND DECODING TECHNIQUES

ENHANCED IMAGE/VIDEO QUALITY THROUGH ARTIFACT EVALUATION

USER INTERFACE FOR MOBILE DEVICES

Enhanced image/video quality through artifact evaluation

Video encoding techniques

Modular architecture having reusable front end for processing digit...

Techniques for video encoding and decoding

Video encoding and decoding techniques

Computationally constrained video encoding

Motion estimation techniques for video encoding

Video encoding techiniques

Voice recognition system method and apparatus

Method and apparatus for modification of audio input to a data proc...

Voice recognition system method and apparatus

Echo cancellation system method and apparatus

Method and apparatus for voice recognition

Voice recognition system using implicit speaker adaptation

Distributed voice recognition system using acoustic feature vector...

System and method for hybrid voice recognition

Voice recognition system method and apparatus

VOICE RECOGNITION REJECTION SCHEME

DATA ALLOCATION FOR MULTIPLE APPLICATIONS ON A MICROPROCESSOR OR DSP

Method and apparatus for eighth-rate random number generation for s...