Inventor

Jizheng Xu

Inventor

Beijing, CN

Overview

2004–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 65 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Nprimary

H04NPictorial communication, e.g. television93%

G06FElectric digital data processing3%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes1%

G06TImage data processing or generation, in general1%

H03MCoding1%

PatentTitleYear

11,102,521Method and apparatus for capacity exchange2021 11,055,486Nutrient content identification method and apparatus2021 10,902,393Method, apparatus, and system for operating an electronic account in connection with an electronic transaction2021 10,812,817Rules for intra-picture prediction modes when wavefront parallel processing is enabled2020 10,764,576Intra-picture prediction using non-adjacent reference lines of sample values2020 10,735,749Coded-block-flag coding and derivation2020 10,687,069Adjustments to encoding and decoding when switching color spaces2020 10,681,372Encoder decisions based on results of hash-based block matching2020 10,681,375Encoding strategies for adaptive stitching of color spaces, color sampling rates and/or bit depths2020 10,666,972Adaptive switching of color spaces, color sampling rates and/or bit depths2020 10,659,783Robust encoding/decoding of escape-coded pixels in palette mode2020 10,652,576Features of base color index map mode for video and image coding and decoding2020 10,623,776Non-transform coding2020 10,582,213Features of intra block copy prediction mode for video and image coding and decoding2020 10,567,754Hash table construction and availability checking for hash-based block matching2020 10,567,769Adjusting quantization/scaling and inverse quantization/scaling when switching color spaces2020 10,560,704Scanning orders for non-transform coding2020 10,542,274Dictionary encoding and decoding of screen content2020 10,531,118Representative motion information for temporal motion prediction in video encoding and decoding2020 10,531,111Flexible reference picture management for video encoding and decoding2020 10,506,254Features of base color index map mode for video and image coding and decoding2019 10,469,863Block vector prediction in video and image coding/decoding2019 10,382,754Encoder-side decisions for sample adaptive offset filtering2019 10,368,092Encoder-side decisions for block flipping and skip mode in intra block copy prediction2019 10,368,091Block flipping and skip mode in intra block copy prediction2019 10,298,955Non-transform coding2019 10,264,271Coded-block-flag coding and derivation2019 10,264,290Hash-based block matching in video and image coding2019 10,182,241Encoding strategies for adaptive switching of color spaces, color sampling rates and/or bit depths2019 10,171,818Scanning orders for non-transform coding2019 10,171,833Adaptive switching of color spaces, color sampling rates and/or bit depths2019 10,136,140Encoder-side decisions for screen content encoding2018 10,116,937Adjusting quantization/scaling and inverse quantization/scaling when switching color spaces2018 9,900,615'Representative motion information for temporal motion prediction in video encoding and decoding'2018 9,866,867'Non-transform coding'2018 9,866,868'Non-transform coding'2018 9,749,645'Coded-block-flag coding and derivation'2017 9,591,325'Special case handling for merged chroma blocks in intra block copy prediction mode'2017 9,420,282'Video coding redundancy reduction'2016 9,271,013'Merge mode for motion information prediction'2016 9,088,296'Variable length coding and decoding using counters'2015 9,031,129'Joint spatio-temporal prediction for video coding'2015 8,964,845'Merge mode for motion information prediction'2015 8,804,816'Video encoding enhancements'2014 8,548,057'Video coding redundancy reduction'2013 8,542,726'Directional and motion-compensated discrete cosine transformation'2013 8,538,177'Line and pixel based methods for intra frame coding'2013 8,442,108'Adaptive updates in motion-compensated temporal filtering'2013 8,374,238'Spatial scalability in 3D sub-band decoding of SDMCTF-encoded video'2013 8,340,177'Embedded base layer codec for 3D sub-band coding'2012 8,243,812'Barbell lifting for wavelet coding'2012 8,130,830'Enhancement layer switching for scalable video coding'2012 7,949,049'Memory efficient 3-D wavelet transform for video coding without boundary effects'2011 7,860,161'Enhancement layer transcoding of fine-granular scalable video bitstreams'2010 7,801,220'In-band wavelet video coding with spatial scalability'2010 7,680,190'Video coding system and method using 3-D discrete wavelet transform and entropy coding with motion information'2010 7,680,189'Video coding system and method using 3-D discrete wavelet transform and entropy coding with motion information'2010 7,675,976'Video coding using wavelet transform and sub-band transposition'2010 7,653,134'Video coding using wavelet transform of pixel array formed with motion information'2010 7,627,037'Barbell lifting for multi-layer wavelet coding'2009 7,580,461'Barbell lifting for wavelet coding'2009 7,369,610'Enhancement layer switching for scalable video coding'2008 7,088,777'System and method for low bit rate watercolor video'2006 7,023,922'Video coding system and method using 3-D discrete wavelet transform and entropy coding with motion information'2006 6,795,504'Memory efficient 3-D wavelet transform for video coding without boundary effects'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2015Patents assigned to MICROSOFT CORP (23)· patent assignee history

2004–2020Based in Beijing, CN· patent location history

2006Based in Guangxi, CN· patent location history

2012–2020Patents assigned to XU JIZHENG (17)· patent assignee history

2012–2019Patents assigned to WU FENG (11)· patent assignee history

2013–2020Patents assigned to LI BIN (9)· patent assignee history

2015–2020Patents assigned to MICROSOFT TECHNOLOGY LICENSING LLC (39)· patent assignee history

2021Based in Highlands Ranch, CO, US· patent location history

2021Based in Sunnyvale, CA, US· patent location history

2021Based in Hangzhou, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MICROSOFT TECHNOLOGY LICENSING LLC	39	2015–2020
MICROSOFT CORP	23	2004–2015
XU JIZHENGself	17	2012–2020
WU FENG	11	2012–2019
LI BIN	9	2013–2020

Locations

Location	Patents	Span
Beijing, CN	61	2004–2020
Highlands Ranch, CO, US	1	2021
Sunnyvale, California, US	1	2021
Hangzhou, CN	1	2021
Guangxi, CN	1	2006