Cheng Chang

Person

Redmond, WA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Resilient rendering for augmented-reality devices
- Patent number 11,917,011
- Issue date Feb 27, 2024
- Meta Platforms Technologies, LLC
- Zhiqing Rao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Rate controlled image and texture data compression
- Patent number 11,748,914
- Issue date Sep 5, 2023
- Meta Platforms Technologies, LLC
- Cheng Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Joint pixel and texture data compression
- Patent number 11,734,858
- Issue date Aug 22, 2023
- Meta Platforms Technologies, LLC
- Cheng Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Rate controlled image and texture data compression
- Patent number 11,670,009
- Issue date Jun 6, 2023
- Meta Platforms Technologies, LLC
- Cheng Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for compressing and decompressing images using bl...
- Patent number 11,481,929
- Issue date Oct 25, 2022
- Meta Platforms Technologies, LLC
- Cheng Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Rate controlled image and texture data compression
- Patent number 11,335,032
- Issue date May 17, 2022
- Facebook Technologies, LLC
- Cheng Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Joint color image and texture data compression
- Patent number 11,270,468
- Issue date Mar 8, 2022
- Facebook Technologies, LLC
- Cheng Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Methods and systems for image data compression
- Patent number 11,109,030
- Issue date Aug 31, 2021
- Facebook Technologies, LLC
- Seokhoon Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-layered rate control for scalable video coding
- Patent number 9,510,004
- Issue date Nov 29, 2016
- Microsoft Technology Licensing, LLC
- Cheng Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Filtering and dithering as pre-processing before encoding
- Patent number 8,750,390
- Issue date Jun 10, 2014
- Microsoft Corporation
- Shijun Sun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adaptive deadzone size adjustment in quantization
- Patent number 8,498,335
- Issue date Jul 30, 2013
- Microsoft Corporation
- Thomas W. Holcomb
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dynamic selection of motion estimation search ranges and extended m...
- Patent number 8,494,052
- Issue date Jul 23, 2013
- Microsoft Corporation
- Cheng Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Generating a management pack at program build time
- Patent number 8,438,542
- Issue date May 7, 2013
- Microsoft Corporation
- Durgesh Nandan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Adaptive selection of picture-level quantization parameters for pre...
- Patent number 8,331,438
- Issue date Dec 11, 2012
- Microsoft Corporation
- Cheng Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Estimating sample-domain distortion in the transform domain with ro...
- Patent number 8,249,145
- Issue date Aug 21, 2012
- Microsoft Corporation
- Cheng Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Complexity-based adaptive preprocessing for multiple-pass video com...
- Patent number 8,238,424
- Issue date Aug 7, 2012
- Microsoft Corporation
- Cheng Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Classifying and controlling encoding quality for textured, dark smo...
- Patent number 8,189,933
- Issue date May 29, 2012
- Microsoft Corporation
- Thomas W. Holcomb
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Parallel programming and execution systems and techniques
- Patent number 8,069,446
- Issue date Nov 29, 2011
- Microsoft Corporation
- Weidong Zhao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Estimating sample-domain distortion in the transform domain with ro...
- Patent number 8,059,721
- Issue date Nov 15, 2011
- Microsoft Corporation
- Cheng Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
TEXTURE DATA COMPRESSION WITH RESIDUAL CODING
- Publication number 20240273764
- Publication date Aug 15, 2024
- Meta Platforms Technologies, LLC
- Cheng Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SMART BIT ALLOCATION ACROSS CHANNELS OF TEXTURE DATA COMPRESSION
- Publication number 20240273806
- Publication date Aug 15, 2024
- Meta Platforms Technologies, LLC
- Cheng Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
RESILIENT RENDERING FOR AUGMENTED-REALITY DEVICES
- Publication number 20240205294
- Publication date Jun 20, 2024
- Meta Platforms Technologies, LLC
- Zhiqing Rao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
RESILIENT RENDERING FOR AUGMENTED-REALITY DEVICES
- Publication number 20230224369
- Publication date Jul 13, 2023
- Meta Platforms Technologies, LLC
- Zhiqing Rao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Rate Controlled Image and Texture Data Compression
- Publication number 20230215054
- Publication date Jul 6, 2023
- Meta Platforms Technologies, LLC
- Cheng Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR COMPRESSING AND DECOMPRESSING IMAGES USING BL...
- Publication number 20230120593
- Publication date Apr 20, 2023
- Meta Platforms Technologies, LLC
- Cheng Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
VIEWPORT VISUAL EFFECT CORRECTION
- Publication number 20220366820
- Publication date Nov 17, 2022
- Meta Platforms Technologies, LLC
- Nilanjan Goswami
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Pixel Block Encoder
- Publication number 20220248041
- Publication date Aug 4, 2022
- Facebook Technologies, LLC
- Sudhir Satpathy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
JOINT PIXEL AND TEXTURE DATA COMPRESSION
- Publication number 20220198716
- Publication date Jun 23, 2022
- Facebook Technologies, LLC
- Cheng Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
RATE CONTROLLED IMAGE AND TEXTURE DATA COMPRESSION
- Publication number 20220067977
- Publication date Mar 3, 2022
- Facebook Technologies, LLC
- Cheng Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
RATE CONTROLLED IMAGE AND TEXTURE DATA COMPRESSION
- Publication number 20220067978
- Publication date Mar 3, 2022
- Facebook Technologies, LLC
- Cheng Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
RATE CONTROLLED IMAGE AND TEXTURE DATA COMPRESSION
- Publication number 20220067979
- Publication date Mar 3, 2022
- Facebook Technologies, LLC
- Cheng Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR COMPRESSING AND DECOMPRESSING IMAGES USING BL...
- Publication number 20210287404
- Publication date Sep 16, 2021
- Facebook Technologies, LLC
- Cheng Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Multi-Layered Rate Control for Scalable Video Coding
- Publication number 20140369405
- Publication date Dec 18, 2014
- Cheng Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ESTIMATING SAMPLE-DOMAIN DISTORTION IN THE TRANSFORM DOMAIN WITH RO...
- Publication number 20120020409
- Publication date Jan 26, 2012
- Microsoft Corporation
- Cheng Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PARALLEL PROGRAMMING AND EXECUTION SYSTEMS AND TECHNIQUES
- Publication number 20100257538
- Publication date Oct 7, 2010
- Microsoft Corporation
- Weidong Zhao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Classifying and controlling encoding quality for textured, dark smo...
- Publication number 20090245587
- Publication date Oct 1, 2009
- Microsoft Corporation
- Thomas W. Holcomb
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Filtering and dithering as pre-processing before encoding
- Publication number 20090180555
- Publication date Jul 16, 2009
- Microsoft Corporation
- Shijun Sun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
GENERATING A MANAGEMENT PACK AT PROGRAM BUILD TIME
- Publication number 20090158241
- Publication date Jun 18, 2009
- Microsoft Corporation
- Durgesh Nandan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Adaptive selection of picture-level quantization parameters for pre...
- Publication number 20080304562
- Publication date Dec 11, 2008
- Microsoft Corporation
- Cheng Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Adaptive deadzone size adjustment in quantization
- Publication number 20080240235
- Publication date Oct 2, 2008
- Microsoft Corporation
- Thomas W. Holcomb
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Using quantization bias that accounts for relations between transfo...
- Publication number 20080240257
- Publication date Oct 2, 2008
- Microsoft Corporation
- Cheng Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMPLEXITY-BASED ADAPTIVE PREPROCESSING FOR MULTIPLE-PASS VIDEO COM...
- Publication number 20080192822
- Publication date Aug 14, 2008
- Microsoft Corporation
- Cheng Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Estimating sample-domain distortion in the transform domain with ro...
- Publication number 20070237236
- Publication date Oct 11, 2007
- Microsoft Corporation
- Cheng Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Gradient slope detection for video compression
- Publication number 20070237237
- Publication date Oct 11, 2007
- Microsoft Corporation
- Cheng Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Dynamic selection of motion estimation search ranges and extended m...
- Publication number 20070237232
- Publication date Oct 11, 2007
- Microsoft Corporation
- Cheng Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Cheng Chang

Person

Patents Grantslast 30 patents

Resilient rendering for augmented-reality devices

Rate controlled image and texture data compression

Joint pixel and texture data compression

Rate controlled image and texture data compression

System and method for compressing and decompressing images using bl...

Rate controlled image and texture data compression

Joint color image and texture data compression

Methods and systems for image data compression

Multi-layered rate control for scalable video coding

Filtering and dithering as pre-processing before encoding

Adaptive deadzone size adjustment in quantization

Dynamic selection of motion estimation search ranges and extended m...

Generating a management pack at program build time

Adaptive selection of picture-level quantization parameters for pre...

Estimating sample-domain distortion in the transform domain with ro...

Complexity-based adaptive preprocessing for multiple-pass video com...

Classifying and controlling encoding quality for textured, dark smo...

Parallel programming and execution systems and techniques

Estimating sample-domain distortion in the transform domain with ro...

Patents Applicationslast 30 patents

TEXTURE DATA COMPRESSION WITH RESIDUAL CODING

SMART BIT ALLOCATION ACROSS CHANNELS OF TEXTURE DATA COMPRESSION

RESILIENT RENDERING FOR AUGMENTED-REALITY DEVICES

RESILIENT RENDERING FOR AUGMENTED-REALITY DEVICES

Rate Controlled Image and Texture Data Compression

SYSTEM AND METHOD FOR COMPRESSING AND DECOMPRESSING IMAGES USING BL...

VIEWPORT VISUAL EFFECT CORRECTION

Pixel Block Encoder

JOINT PIXEL AND TEXTURE DATA COMPRESSION

RATE CONTROLLED IMAGE AND TEXTURE DATA COMPRESSION

RATE CONTROLLED IMAGE AND TEXTURE DATA COMPRESSION

RATE CONTROLLED IMAGE AND TEXTURE DATA COMPRESSION

SYSTEM AND METHOD FOR COMPRESSING AND DECOMPRESSING IMAGES USING BL...

Multi-Layered Rate Control for Scalable Video Coding

ESTIMATING SAMPLE-DOMAIN DISTORTION IN THE TRANSFORM DOMAIN WITH RO...

PARALLEL PROGRAMMING AND EXECUTION SYSTEMS AND TECHNIQUES

Classifying and controlling encoding quality for textured, dark smo...

Filtering and dithering as pre-processing before encoding

GENERATING A MANAGEMENT PACK AT PROGRAM BUILD TIME

Adaptive selection of picture-level quantization parameters for pre...

Adaptive deadzone size adjustment in quantization

Using quantization bias that accounts for relations between transfo...

COMPLEXITY-BASED ADAPTIVE PREPROCESSING FOR MULTIPLE-PASS VIDEO COM...

Estimating sample-domain distortion in the transform domain with ro...

Gradient slope detection for video compression

Dynamic selection of motion estimation search ranges and extended m...