Inventor · disambiguated record
Zhichun Lei
Also filed as: LEI ZHICHUN
10 granted patents·6 pending applications·124 citations·filing 2003–2012
88Inventor score
Top patents by PatentIndex Score
16 records- 0189US7102697B2Contrast enhancement of digital imagesSONY DEUTSCHLAND GMBH·Filed 2003·Granted Sep 5, 2006·70 cites·24 claims
- 0288US7822272B2Adaptive histogram equalization for images with strong local contrastSONY DEUTSCHLAND GMBH·Filed 2006·Granted Oct 26, 2010·21 cites·23 claims
- 0381US8588544B2Method and system for reducing ringing artifacts of image deconvolutionLEI ZHICHUN·Filed 2010·Granted Nov 19, 2013·8 cites·17 claims
- 0480US7715634B2Method for classifying a signalSONY DEUTSCHLAND GMBH·Filed 2006·Granted May 11, 2010·14 cites·19 claims
- 0568US7856151B2Method for edge-based multi rate image sharpness enhancementSONY DEUTSCHLAND GMBH·Filed 2006·Granted Dec 21, 2010·5 cites·32 claims
- 0663US8885969B2Method and apparatus for detecting coding artifacts in an imageSPRINGER PAUL·Filed 2011·Granted Nov 11, 2014·2 cites·17 claims
- 0755US8842128B2Image processing method and an image processing device for changing a saturation of image dataMÖSLE FRANK·Filed 2012·Granted Sep 23, 2014·2 cites·17 claims
- 0852US8339516B2Noise reduction method and unit for an image frameLEI ZHICHUN·Filed 2008·Granted Dec 25, 2012·1 cites·24 claims
- 0952US7365800B2Method for pre-processing image dataSONY DEUTSCHLAND GMBH·Filed 2004·Granted Apr 29, 2008·1 cites·26 claims
- 1048US2008129875A1Motion and/or scene change detection using color componentsSONY DEUTSCHLAND GMBH·Filed 2007·Application pending·0 cites
- 1147US2010040290A1Motion estimation and scene change detection using two matching criteriaSONY DEUTSCHLAND GMBH·Filed 2007·Application pending·0 cites
- 1246US2009097542A1Signal coding and decoding with pre- and post-processingSONY DEUTSCHLAND GMBH·Filed 2007·Application pending·0 cites
- 1345US2010092086A1Method and system for image deblurringSONY CORP·Filed 2009·Application pending·0 cites
- 1444US2006280376A1Method for geometry distortion correctionSONY DEUTSCHLAND GMBH·Filed 2006·Application pending·0 cites
- 1541US2008100748A1Method and device for fast and effective noise reductionSONY DEUTSCHLAND GMBH·Filed 2007·Application pending·0 cites
- 1635US9311927B2Device and method for audible transient noise detectionLEI ZHICHUN·Filed 2012·Granted Apr 12, 2016·0 cites·19 claims
Join the waitlist — get patent alerts
Get an alert when Zhichun Lei files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →