DEREK T. WALTON

Person

BOLTON, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and system for automatically detecting and processing halfto...
- Patent number 8,665,498
- Issue date Mar 4, 2014
- Conexant Systems, Inc.
- Ragnar H. Jonsson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for color defringing
- Patent number 8,477,394
- Issue date Jul 2, 2013
- Conexant Systems, Inc.
- Ragnar H. Jonsson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Printing digital images with rotation
- Patent number 8,270,002
- Issue date Sep 18, 2012
- Conexant Systems, Inc.
- Derek T. Walton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
White region identification to accelerate image processing for copies
- Patent number 8,064,101
- Issue date Nov 22, 2011
- Conexant Systems, Inc.
- Derek T. Walton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image processor and method of image rotation
- Patent number 7,995,867
- Issue date Aug 9, 2011
- Conexant Systems, Inc.
- Derek T. Walton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Color conversion system and method
- Patent number 7,933,045
- Issue date Apr 26, 2011
- Conexant Systems, Inc.
- Derek T. Walton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image processor and method of image rotation
- Patent number 7,876,977
- Issue date Jan 25, 2011
- Conexant Systems, Inc.
- Derek T. Walton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
General purpose pin mapping for a general purpose application speci...
- Patent number 7,759,967
- Issue date Jul 20, 2010
- Conexant Systems, Inc.
- Derek T. Walton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
White region identification to accelerate image processing for copies
- Patent number 7,667,870
- Issue date Feb 23, 2010
- Conexant Systems, Inc.
- Derek T. Walton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Color conversion system and method
- Patent number 7,586,644
- Issue date Sep 8, 2009
- Conexant Systems, Inc.
- Derek T. Walton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
CIS (contact image sensor) RYB (red-luminance-blue) sampling
- Patent number 7,535,606
- Issue date May 19, 2009
- Conexant Systems, Inc.
- Derek T. Walton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Selective memory block remapping
- Patent number 7,484,070
- Issue date Jan 27, 2009
- Conexant Systems, Inc.
- Derek T. Walton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Text region identification and enhancement during color copy
- Patent number 7,453,600
- Issue date Nov 18, 2008
- Conexant Systems, Inc.
- Derek T. Walton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Compensation for exposure time variation when scanning with CCD sen...
- Patent number 7,447,375
- Issue date Nov 4, 2008
- Conexant Systems, Inc.
- Derek T. Walton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Generic ink jet head fire logic
- Patent number 7,441,850
- Issue date Oct 28, 2008
- Conexant Systems, Inc.
- Derek T. Walton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multi-valued raster elements as a technique to reduce the memory re...
- Patent number 7,309,117
- Issue date Dec 18, 2007
- SigmaTel, Inc.
- Derek T. Walton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for compression of a two dimensional video object
- Patent number 6,459,433
- Issue date Oct 1, 2002
- ATI Technologies, Inc.
- Derek T. Walton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for decompression of a two dimensional video t...
- Patent number 6,154,216
- Issue date Nov 28, 2000
- ATI Technologies
- Derek T. Walton
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR COLOR DEFRINGING
- Publication number 20120033275
- Publication date Feb 9, 2012
- Conexant Systems, Inc.
- RAGNAR H. JONSSON
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND SYSTEM FOR AUTOMATICALLY DETECTING AND PROCESSING HALFTO...
- Publication number 20120019869
- Publication date Jan 26, 2012
- Ragnar H. Jonsson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IMAGE PROCESSOR AND METHOD OF IMAGE ROTATION
- Publication number 20110110607
- Publication date May 12, 2011
- Conexant Systems, Inc.
- Derek T. Walton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
WHITE REGION IDENTIFICATION TO ACCELERATE IMAGE PROCESSING FOR COPIES
- Publication number 20100128316
- Publication date May 27, 2010
- Conexant Systems, Inc.
- Derek T. Walton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COLOR CONVERSION SYSTEM AND METHOD
- Publication number 20090323123
- Publication date Dec 31, 2009
- Conexant Systems, Inc.
- Derek T. Walton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image processor and method of image rotation
- Publication number 20070195113
- Publication date Aug 23, 2007
- SigmaTel, Inc.
- Derek T. Walton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Color conversion system and method
- Publication number 20070188814
- Publication date Aug 16, 2007
- Sigma Tel, Inc.
- Derek T. Walton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
General purpose pin mapping for a general purpose application speci...
- Publication number 20050232255
- Publication date Oct 20, 2005
- Derek T. Walton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND APPARATUS FOR COMPRESSION OF A TWO DIMENSIONAL VIDEO OBJECT
- Publication number 20020075274
- Publication date Jun 20, 2002
- DEREK T. WALTON
- G06 - COMPUTING CALCULATING COUNTING

DEREK T. WALTON

Person

Patents Grantslast 30 patents

Method and system for automatically detecting and processing halfto...

Systems and methods for color defringing

Printing digital images with rotation

White region identification to accelerate image processing for copies

Image processor and method of image rotation

Color conversion system and method

Image processor and method of image rotation

General purpose pin mapping for a general purpose application speci...

White region identification to accelerate image processing for copies

Color conversion system and method

CIS (contact image sensor) RYB (red-luminance-blue) sampling

Selective memory block remapping

Text region identification and enhancement during color copy

Compensation for exposure time variation when scanning with CCD sen...

Generic ink jet head fire logic

Multi-valued raster elements as a technique to reduce the memory re...

Method and apparatus for compression of a two dimensional video object

Method and apparatus for decompression of a two dimensional video t...

Patents Applicationslast 30 patents

SYSTEMS AND METHODS FOR COLOR DEFRINGING

METHOD AND SYSTEM FOR AUTOMATICALLY DETECTING AND PROCESSING HALFTO...

IMAGE PROCESSOR AND METHOD OF IMAGE ROTATION

WHITE REGION IDENTIFICATION TO ACCELERATE IMAGE PROCESSING FOR COPIES

COLOR CONVERSION SYSTEM AND METHOD

Image processor and method of image rotation

Color conversion system and method

General purpose pin mapping for a general purpose application speci...

METHOD AND APPARATUS FOR COMPRESSION OF A TWO DIMENSIONAL VIDEO OBJECT