Zhichun Lei

Person

Mulheim an der Ruhr, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Device and method for audible transient noise detection
- Patent number 9,311,927
- Issue date Apr 12, 2016
- Sony Corporation
- Zhichun Lei
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for detecting coding artifacts in an image
- Patent number 8,885,969
- Issue date Nov 11, 2014
- Sony Corporation
- Paul Springer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image processing method and an image processing device for changing...
- Patent number 8,842,128
- Issue date Sep 23, 2014
- Sony Corporation
- Frank Mösle
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system for reducing ringing artifacts of image deconvolu...
- Patent number 8,588,544
- Issue date Nov 19, 2013
- Sony Corporation
- Zhichun Lei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Noise reduction method and unit for an image frame
- Patent number 8,339,516
- Issue date Dec 25, 2012
- Sony Deutschland GmbH
- Zhichun Lei
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for edge-based multi rate image sharpness enhancement
- Patent number 7,856,151
- Issue date Dec 21, 2010
- Sony Deutschland GmbH
- Zhichun Lei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Adaptive histogram equalization for images with strong local contrast
- Patent number 7,822,272
- Issue date Oct 26, 2010
- Sony Deutschland GmbH
- Zhichun Lei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for classifying a signal
- Patent number 7,715,634
- Issue date May 11, 2010
- Sony Deutschland GmbH
- Zhichun Lei
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method for pre-processing image data
- Patent number 7,365,800
- Issue date Apr 29, 2008
- Sony Deutschland GmbH
- Zhichun Lei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Contrast enhancement of digital images
- Patent number 7,102,697
- Issue date Sep 5, 2006
- Sony Deutschland GmbH
- Zhichun Lei
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
IMAGE PROCESSING METHOD AND AN IMAGE PROCESSING DEVICE
- Publication number 20120293530
- Publication date Nov 22, 2012
- SONY CORPORATION
- Frank Mösle
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DEVICE AND METHOD FOR AUDIBLE TRANSIENT NOISE DETECTION
- Publication number 20120201390
- Publication date Aug 9, 2012
- SONY CORPORATION
- Zhichun LEI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR DETECTING CODING ARTIFACTS IN AN IMAGE
- Publication number 20110235921
- Publication date Sep 29, 2011
- SONY CORPORATION
- Paul SPRINGER
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND SYSTEM FOR REDUCING RINGING ARTIFACTS OF IMAGE DECONVOLU...
- Publication number 20110085743
- Publication date Apr 14, 2011
- SONY CORPORATION
- Zhichun LEI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
NOISE REDUCTION METHOD AND UNIT FOR AN IMAGE FRAME
- Publication number 20100091194
- Publication date Apr 15, 2010
- Sony Deutschland GmbH
- Zhichun Lei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND SYSTEM FOR IMAGE DEBLURRING
- Publication number 20100092086
- Publication date Apr 15, 2010
- SONY CORPORATION
- Zhichun LEI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MOTION ESTIMATION AND SCENE CHANGE DETECTION USING TWO MATCHING CRI...
- Publication number 20100040290
- Publication date Feb 18, 2010
- Sony Deutschland GmbH
- Zhichun Lei
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNAL CODING AND DECODING WITH PRE- AND POST-PROCESSING
- Publication number 20090097542
- Publication date Apr 16, 2009
- Sony Deutschland GmbH
- Zhichun Lei
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MOTION AND/OR SCENE CHANGE DETECTION USING COLOR COMPONENTS
- Publication number 20080129875
- Publication date Jun 5, 2008
- Sony Deutschland GmbH
- Zhichun Lei
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND DEVICE FOR FAST AND EFFECTIVE NOISE REDUCTION
- Publication number 20080100748
- Publication date May 1, 2008
- Sony Deutschland GmbH
- Zhichun LEI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ADAPTIVE HISTOGRAM EQUALIZATION FOR IMAGES WITH STRONG LOCAL CONTRAST
- Publication number 20070230788
- Publication date Oct 4, 2007
- Sony Deutschland GmbH
- Zhichun LEI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD FOR PROCESSING DIGITAL IMAGE DATA
- Publication number 20070189630
- Publication date Aug 16, 2007
- Sony Deutschland GmbH
- Zhichun LEI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD FOR CLASSIFYING A SIGNAL
- Publication number 20070189610
- Publication date Aug 16, 2007
- Sony Deutschland GmbH
- Zhichun LEI
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Method for geometry distortion correction
- Publication number 20060280376
- Publication date Dec 14, 2006
- Sony Deutschland GmbH
- Zhichun Lei
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for pre-processing image data
- Publication number 20050062897
- Publication date Mar 24, 2005
- Zhichun Lei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Contrast enhancement of digital images
- Publication number 20030161549
- Publication date Aug 28, 2003
- Zhichun Lei
- G06 - COMPUTING CALCULATING COUNTING

Zhichun Lei

Person

Patents Grantslast 30 patents

Device and method for audible transient noise detection

Method and apparatus for detecting coding artifacts in an image

Image processing method and an image processing device for changing...

Method and system for reducing ringing artifacts of image deconvolu...

Noise reduction method and unit for an image frame

Method for edge-based multi rate image sharpness enhancement

Adaptive histogram equalization for images with strong local contrast

Method for classifying a signal

Method for pre-processing image data

Contrast enhancement of digital images

Patents Applicationslast 30 patents

IMAGE PROCESSING METHOD AND AN IMAGE PROCESSING DEVICE

DEVICE AND METHOD FOR AUDIBLE TRANSIENT NOISE DETECTION

METHOD AND APPARATUS FOR DETECTING CODING ARTIFACTS IN AN IMAGE

METHOD AND SYSTEM FOR REDUCING RINGING ARTIFACTS OF IMAGE DECONVOLU...

NOISE REDUCTION METHOD AND UNIT FOR AN IMAGE FRAME

METHOD AND SYSTEM FOR IMAGE DEBLURRING

MOTION ESTIMATION AND SCENE CHANGE DETECTION USING TWO MATCHING CRI...

SIGNAL CODING AND DECODING WITH PRE- AND POST-PROCESSING

MOTION AND/OR SCENE CHANGE DETECTION USING COLOR COMPONENTS

METHOD AND DEVICE FOR FAST AND EFFECTIVE NOISE REDUCTION

ADAPTIVE HISTOGRAM EQUALIZATION FOR IMAGES WITH STRONG LOCAL CONTRAST

METHOD FOR PROCESSING DIGITAL IMAGE DATA

METHOD FOR CLASSIFYING A SIGNAL

Method for geometry distortion correction

Method for pre-processing image data

Contrast enhancement of digital images