Inventor

Shankar Regunathan

Inventor

Bellevue, WA, US

Overview

2005–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 75 as inventor

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

H04Nprimary

H04NPictorial communication, e.g. television72%

G06FElectric digital data processing8%

G06TImage data processing or generation, in general5%

H04LTransmission of digital information, e.g. telegraphic communication5%

G01SRadio direction-finding2%

G10LSpeech analysis techniques or speech synthesis2%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers2%

B01DSeparation1%

G06NComputing arrangements based on specific computational models1%

H03HImpedance networks, e.g. resonant circuits1%

PatentTitleYear

11,122,268Adaptive quantization for enhancement layer video coding2021 11,089,311Parameterization for fading compensation2021 11,070,823DC coefficient signaling at small quantization step sizes2021 10,979,733Systems and methods for measuring image quality based on an image quality metric2021 10,958,917Decoding jointly coded transform type and subblock pattern information2021 10,911,826Determining appropriate video encodings for video streams2021 10,805,616Parameterization for fading compensation2020 10,659,793DC coefficient signaling at small quantization step sizes2020 10,635,681Forming data responsive to a query2020 10,587,669Visual quality metrics2020 10,554,985DC coefficient signaling at small quantization step sizes2020 10,341,688Use of frame caching to improve packet loss recovery2019 10,306,227Adaptive quantization for enhancement layer video coding2019 10,264,284Parameterization for fading compensation2019 10,250,905Conversion operations in scalable video encoding and decoding2019 10,063,863DC coefficient signaling at small quantization step sizes2018 9,892,175'Data set preview technology'2018 9,866,871'Use of frame caching to improve packet loss recovery'2018 9,843,822'Parameterization for fading compensation'2017 9,817,100'Sound source localization using phase spectrum'2017 9,710,526'Data set preview technology'2017 9,672,256'Creating data views'2017 9,571,840'Adaptive quantization for enhancement layer video coding'2017 9,571,856'Conversion operations in scalable video encoding and decoding'2017 9,435,873'Sound source localization using phase spectrum'2016 9,398,314'Entropy coding efficiency enhancement utilizing energy distribution remapping'2016 9,363,536'Parameterization for fading compensation'2016 9,313,501'Use of frame caching to improve packet loss recovery'2016 9,313,509'DC coefficient signaling at small quantization step sizes'2016 9,185,418'Adaptive quantization for enhancement layer video coding'2015 9,172,965'Multi-level representation of reordered transform coefficients'2015 9,123,089'Signaling and uses of windowing information for images'2015 9,077,960'Non-zero coefficient block pattern coding'2015 8,964,854'Motion-compensated prediction of inter-layer residuals'2015 8,953,673'Scalable video coding and decoding with sample bit depth and chroma high-pass residual layers'2015 8,942,289'Computational complexity and precision control in transform-based digital media codec'2015 8,897,359'Adaptive quantization for enhancement layer video coding'2014 8,855,202'Flexible range reduction'2014 8,761,243'Technique to enable efficient adaptive streaming and transcoding of video and other signals'2014 8,724,916'Reducing DC leakage in HD photo transform'2014 8,711,948'Motion-compensated prediction of inter-layer residuals'2014 8,634,413'Use of frame caching to improve packet loss recovery'2014 8,515,194'Signaling and uses of windowing information for images'2013 8,412,525'Noise robust speech classifier ensemble'2013 8,406,307'Entropy coding/decoding of hierarchically organized data'2013 8,369,638'Reducing DC leakage in HD photo transform'2013 8,345,754'Signaling buffer fullness'2013 8,275,209'Reduced DC gain mismatch and DC leakage in overlap transform processing'2012 8,265,148'Parameterization for fading compensation'2012 8,249,145'Estimating sample-domain distortion in the transform domain with rounding compensation'2012 8,213,503'Skip modes for inter-layer residual video coding and decoding'2012 8,184,710'Adaptive truncation of transform coefficient data in a transform-based digital media codec'2012 8,179,974'Multi-level representation of reordered transform coefficients'2012 8,155,195'Switching distortion metrics during motion estimation'2012 8,116,380'Signaling for field ordering and field/frame display repetition'2012 8,107,531'Signaling and repeat padding for skip frames'2012 8,107,571'Parameterized filters and signaling techniques'2012 8,059,721'Estimating sample-domain distortion in the transform domain with rounding compensation'2011 8,054,886'Signaling and use of chroma sample positioning information'2011 8,014,450'Flexible range reduction'2011 8,009,739'Intensity estimation/compensation for interlaced forward-predicted fields'2011 7,924,921'Signaling coding and display options in entry point headers'2011 7,852,919'Field start code for entry point frames with predicted first field'2010 7,839,930'Signaling valid entry points in a video stream'2010 7,738,554'DC coefficient signaling at small quantization step sizes'2010 7,724,827'Multi-layer run level encoding and decoding'2010 7,639,739'Technique to enable efficient adaptive streaming and transcoding of video and other signals'2009 7,609,762'Signaling for entry point frames with predicted first field'2009 7,609,767'Signaling for fading compensation'2009 7,463,684'Fading estimation/compensation'2008 7,379,496'Multi-resolution video coding and decoding'2008 7,277,486'Parameterization for fading compensation'2007 7,242,713'2-D transforms for image and video coding'2007 7,162,093'Slice-layer in video codec'2007 6,947,886'Scalable compression of audio and other signals'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005–2021Based in Bellevue, WA, US· patent location history

2007–2018Patents assigned to MICROSOFT CORP (43)· patent assignee history

2009–2021Based in Redmond, WA, US· patent location history

2011–2017Patents assigned to REGUNATHAN SHANKAR (30)· patent assignee history

2011–2017Patents assigned to LIN CHIH-LUNG (15)· patent assignee history

2012–2016Patents assigned to SRINIVASAN SRIDHAR (14)· patent assignee history

2015–2021Patents assigned to MICROSOFT TECHNOLOGY LICENSING LLC (29)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MICROSOFT CORP	43	2007–2018
REGUNATHAN SHANKARself	30	2011–2017
MICROSOFT TECHNOLOGY LICENSING LLC	29	2015–2021
LIN CHIH-LUNG	15	2011–2017
SRINIVASAN SRIDHAR	14	2012–2016

Locations

Location	Patents	Span
Bellevue, Washington, US	56	2005–2021
Redmond, Washington, US	19	2009–2021