Inventor

Chris Y. Chung

Inventor

Sunnyvale, CA, US

Overview

75→

Patents

2005–2020

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. television41%

H04LTransmission of digital information, e.g. telegraphic communication9%

G06FElectric digital data processing7%

G06TImage data processing or generation, in general6%

G06VImage or video recognition or understanding6%

G06KGraphical data reading4%

G11BInformation storage based on relative movement between record carrier and transducer4%

H04WWireless communication networks4%

H05KPrinted circuits4%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use4%

PatentTitleYear

10,873,763Video compression techniques for high dynamic range data2020 10,812,832Efficient still image coding with video compression techniques2020 10,757,428Luma and chroma reshaping of HDR video encoding2020 10,754,242Adaptive resolution and projection format in multi-direction video2020 10,749,923Contextual video content adaptation based on target device2020 10,735,773Video coding techniques for high quality coding of low motion content2020 10,715,833Adaptive syntax grouping and compression in video data using a default value and an exception value2020 10,708,623In loop chroma deblocking filter2020 10,652,578Processing of multi-directional images in spatially-ordered video coding applications2020 10,638,169Codec techniquest for fast switching without a synchronization frame2020 10,623,744Scene based rate control for video compression and video streaming2020 10,616,498High dynamic range video capture control for video transmission2020 10,575,008Bandwidth management in devices with simultaneous download of multiple data streams2020 10,574,997Noise level control in video coding2020 10,536,731Techniques for HDR/WCR video coding2020 10,523,913Packed image format for multi-directional video2019 10,477,249Video processing for masking coding artifacts using dynamic noise maps2019 10,452,713Video analysis techniques for improved editing, navigation, and summarization2019 10,432,946De-juddering techniques for coded video2019 10,402,226Media analysis and processing framework on a resource restricted device2019 10,402,677Hierarchical sharpness evaluation2019 10,382,830Trick play in digital video streaming2019 10,366,497Image/video editor with automatic occlusion detection and cropping2019 10,298,854High dynamic range video capture control for video transmission2019 10,282,633Cross-asset media analysis and processing2019 10,212,456Deblocking filter for high dynamic range (HDR) video2019 10,200,687Sample adaptive offset for high dynamic range (HDR) video compression2019 10,178,394Transcoding techniques for alternate displays2019 10,070,143Bit stream switching in lossy network2018 10,062,412Hierarchical segmentation and quality measurement for video editing2018 10,063,810Instant video communication connections2018 10,051,281Video coding system with efficient processing of zooming transitions in video2018 10,038,919In loop chroma deblocking filter2018 10,021,790Module with internal wire fence shielding2018 10,021,411Techniques in backwards compatible multi-layer compression of HDR video2018 9,992,450Systems and methods for background concealment in video conferencing session2018 9,967,581Video quality adaptation with frame rate conversion2018 9,900,629'Codec techniques for fast switching with intermediate sequence'2018 9,888,240'Video processors for preserving detail in low-light scenes'2018 9,876,964Video coding with composition and quality adaptation based on depth derivations2018 9,860,485'Radio power saving techniques for video conference applications'2018 9,769,473'Predictive video coder with low power reference picture transformation'2017 9,729,818'Adaptive post-processing for mobile video calling system'2017 9,716,871'YUV signal generation for high dynamic range video content'2017 9,693,445'Printed circuit board with thermal via'2017 9,654,727'Techniques to overcome communication lag between terminals performing video mirroring and annotation operations'2017 9,635,374'Systems and methods for coding video data using switchable encoders and decoders'2017 9,544,540'Dynamic display of video communication data'2017 9,516,269'Instant video communication connections'2016 9,508,390'Trick play in digital video streaming'2016 9,414,086'Partial frame utilization in video codecs'2016 9,264,661'Adaptive post-processing for mobile video calling system'2016 9,232,187'Dynamic detection of pause and resume for video communications'2016 9,232,188'Dynamic transition from video messaging to video communication'2016 9,215,655'Radio power saving techniques for video conference applications'2015 9,192,048'Bonding pad for printed circuit board and semiconductor chip package using same'2015 9,151,778'Semiconductor device test socket'2015 9,125,138'System and method for optimizing video conferencing in a wireless device'2015 9,072,168'Electromagnetic interference blocking device and circuit assembly including the same'2015 9,062,968'PCB loading apparatus for measuring thickness of printed circuit board stack'2015 8,923,640'Coherence groups: region descriptors for low bit rate encoding'2014 8,830,892'Radio power saving techniques for video conference applications'2014 8,755,318'Synchronizing uplink and downlink transmissions in a wireless device'2014 8,731,064'Post-processing for decoder complexity scalability'2014 8,599,238'Facial pose improvement with perspective distortion correction'2013 8,340,194'High-yield multi-threading method and apparatus for video encoders/transcoders/decoders with dynamic video reordering and multi-level video coding dependency management'2012 8,065,505'Stall-free pipelined cache for statically scheduled and dispatched execution'2011 7,777,749'Programmable 3D graphics pipeline for multimedia applications'2010 7,694,111'Processor employing loadable configuration parameters to reduce or eliminate setup and pipeline delays in a pipeline system'2010 7,383,426'Processor employing loadable configuration parameters to reduce or eliminate setup and pipeline delays in a pipeline system'2008 7,209,141'Macroblock padding'2007 7,158,141'Programmable 3D graphics pipeline for multimedia applications'2007 7,131,990'Phototherapy system and device'2006 6,888,892'Method for padding macroblocks'2005 6,842,177'Macroblock padding'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005–2010Patents assigned to UNIV WASHINGTON (7)· patent assignee history

2005–2010Based in Lynnwood, WA, US· patent location history

2011–2019Patents assigned to CHUNG CHRIS YOOCHANG (5)· patent assignee history

2011–2020Based in Sunnyvale, CA, US· patent location history

2012–2020Patents assigned to APPLE INC (60)· patent assignee history

2012–2017Patents assigned to WU HSI-JUNG (4)· patent assignee history

2015–2018Patents assigned to AVAGO TECHNOLOGIES GENERAL IP (6)· patent assignee history

2015–2017Based in Seoul, KR· patent location history

2018Based in Youngdungpo-gu, KR· patent location history

2020Based in Los Altos, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
APPLE INC	60	2012–2020
UNIV WASHINGTON	7	2005–2010
AVAGO TECHNOLOGIES GENERAL IP	6	2015–2018
CHUNG CHRIS YOOCHANGself	5	2011–2019
WU HSI-JUNG	4	2012–2017

Locations

Location	Patents	Span
Sunnyvale, California, US	59	2011–2020
Lynnwood, Washington, US	6	2005–2010
Seoul, KR	5	2015–2017
Los Altos, California, US	1	2020
Youngdungpo-gu, KR	1	2018