Inventor
Ali Tabatabai
Inventor
Cupertino, CA, US
Overview
Patents· 138 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television68%
G06TImage data processing or generation, in general8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
G06FElectric digital data processing5%
G06VImage or video recognition or understanding3%
H03MCoding3%
H04LTransmission of digital information, e.g. telegraphic communication2%
G06KGraphical data reading1%
G11BInformation storage based on relative movement between record carrier and transducer1%
B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles1%
PatentTitleYear
10,873,747Residual mapping method for image/video compression202010,855,998Embedded codec circuitry for block based gamma correction of a raw image block202010,841,592Extensions of motion-constrained tile sets sei message for interactivity202010,805,604Video coding system with low delay and method of operation thereof202010,798,419Embedded codec circuitry for sub-block based encoding of quantized prediction residual levels202010,791,340Method and system to refine coding of P-phase data202010,778,990Embedded codec circuitry for randomized refinement of uncoded-bits202010,757,432Flexible band offset mode in sample adaptive offset in HEVC202010,750,182Embedded codec circuitry for visual quality based allocation of refinement bits202010,750,175Quantization partitioning for enhanced image compression202010,750,197Enhancements in sample adaptive offset (SAO) for high efficiency video encoder (HEVC)202010,728,557Embedded codec circuitry for sub-block based entropy coding of quantized-transformed residual levels202010,726,299Sorted geometry with color clustering (SGCC) for point cloud compression202010,728,555Embedded codec (EBC) circuitry for position dependent entropy coding of residual level data202010,728,578Bias minimization for successive image reconstruction based on embedded codec circuitry202010,721,486Flexible band offset mode in sample adaptive offset in HEVC202010,708,608Layer based HRD buffer management for scalable HEVC202010,692,249Octree traversal for anchor point cloud compression202010,681,384Strong intra smoothing for in RExt202010,666,985Sub-block based entropy coding for image coding202010,666,986Sub-block based entropy coding for embedded image codec202010,659,799Video coding system with temporal layers and method of operation thereof202010,652,543Embedded codec circuitry and method for frequency-dependent coding of transform coefficients202010,645,386Embedded codec circuitry for multiple reconstruction points based quantization202010,623,772Logical intra mode naming in HEVC video coding202010,623,759Decoupling enhancements in sample adaptive offset (SAO) for high efficiency video encoder (HEVC)202010,609,411Cross color prediction for image/video compression202010,595,033Variable length coding of header data for image compression202010,567,795Logical intra mode naming in HEVC video coding202010,554,987Codeword space reduction for intra chroma mode signaling for HEVC202010,542,251Video coding system with low delay and method of operation thereof202010,419,778JCTVC-L0227: VPS_extension with updates of profile-tier-level syntax structure201910,419,776High level syntax improvement on inter-layer prediction for SHVC/MV-HEVC201910,390,024Region of interest scalability with SHVC201910,375,396Coefficient coding harmonization in HEVC201910,368,078Extensions of motion-constrained tile sets SEI message for interactivity201910,341,663Coefficient coding harmonization in HEVC201910,327,005Video coding system with temporal layers and method of operation thereof201910,291,914Coefficient coding harmonization in HEVC201910,249,027Device and method for P-phase data compression201910,230,992Strong intra smoothing for in RExt201910,219,006JCTVC-L0226: VPS and VPS_extension updates201910,212,426Coefficient coding harmonization in HEVC201910,154,285Video coding system with search range and method of operation thereof201810,148,980Logical intra mode naming in HEVC video coding201810,142,656Video coding system with intra prediction mechanism and method of operation thereof201810,142,636Communication system with coding mechanism and method of operation thereof201810,123,026Codeword space reduction for intra chroma mode signaling for HEVC201810,110,890Video coding system with low delay and method of operation thereof201810,104,388Video processing system with high dynamic range sensor mechanism and method of operation thereof201810,097,853Intra-block copying enhancements for HEVC in-range-extension (RExt)201810,091,506Data-charge phase data compression architecture201810,063,884Logical intra mode naming in HEVC video coding201810,057,577Pre-charge phase data compression201810,027,968Data-charge phase data compression tool201810,009,629Video coding system with search range and method of operation thereof201810,003,818Video coding system with intra prediction mechanism and method of operation thereof20189,992,506Flexible band offset mode in sample adaptive offset in HEVC20189,936,225Coefficient coding harmonization in HEVC20189,930,338'Coefficient coding harmonization in HEVC'20189,912,941'Video coding system with temporal layers and method of operation thereof'20189,854,244Coefficient coding harmonization in HEVC20179,826,236'Coefficient coding harmonization in HEVC'20179,774,879'Intra-block copying enhancements for HEVC in-range-extension (RExt)'20179,729,875'Palette coding mode'20179,591,323'Codeword space reduction for intra chroma mode signaling for HEVC'20179,497,484'Base color merging for multi-stage base color and index map (MBCIM) for RExt'20169,497,488'Conditional golomb based adaptive entropy coding'20169,420,295'Joint mode decision with shared bit-budget condition'20169,420,158'System and method for effectively implementing a lens array in an electronic device'20169,264,728'Intra-plane and inter-plane predictive method for Bayer image coding'20169,237,350'Image processing system with random access capable integral image compression and method of operation thereof'20169,232,227'Codeword space reduction for intra chroma mode signaling for HEVC'20169,215,469'Intra-plane and inter-plane predictive method for RGB image coding'20159,210,438'Logical intra mode naming in HEVC video coding'20159,161,040'Adaptive block partitioning with shared bit-budget'20159,161,035'Flexible band offset mode in sample adaptive offset in HEVC'20159,106,918'Coefficient coding harmonization in HEVC'20159,066,097'Method to optimize the transforms and/or predictions in a video codec'20158,982,948'Video system with quantization matrix coding mechanism and method of operation thereof'20158,964,851'Dual-mode compression of images and videos for reliable real-time transmission'20158,929,440'QP adaptive coefficients scanning and application'20158,922,671'Method of compression of images using a natural mode and a graphics mode'20148,908,755'Multi-parameter motion for efficient prediction in video compression'20148,855,432'Color component predictive method for image coding'20148,792,549'Decoder-derived geometric transformations for motion compensated inter prediction'20148,787,444'Differential coding of intra directions (DCIC)'20148,787,449'Optimal separable adaptive loop filter'20148,774,541'Intra prediction with adaptive interpolation filtering for image compression'20148,705,619'Directional discrete wavelet transform (DDWT) for video compression applications'20148,705,613'Adaptive joint source channel coding'20148,634,668'Method of compression of digital images using a fixed number of bits per block'20148,582,640'Adaptive joint source channel coding'20138,553,763'Iterative computation of adaptive interpolation filter'20138,483,500'Run length coding with context model for image compression using sparse dictionaries'20138,396,305'Image compression utilizing ring-tree entropy coding and directional transforms'20138,379,717'Lifting-based implementations of orthonormal spatio-temporal transformations'20138,363,722'Method and apparatus for hierarchical bi-directional intra-prediction in a video encoder'20138,296,805'Command description scheme providing for dynamic update of instance documents and their associated schema'20128,291,104'Scalable video coding (SVC) file format'20128,199,384'Method of compensating the color tone differences between two images of the same scene'20128,170,097'Extension to the AVC standard to support the encoding and storage of high resolution digital still pictures in series with video'20128,155,184'Video coding system using texture analysis and synthesis in a scalable coding framework'20127,934,008'Delivery of multimedia descriptions using access units'20117,925,139'Distributed semantic descriptions of audiovisual content'20117,870,483'Encoding and distribution of schema for multimedia content descriptions'20117,831,990'Generic adaptation layer for JVT video'20107,778,328'Semantics-based motion estimation for multi-view video coding'20107,734,997'Transport hint table for synchronizing delivery time between multimedia content and multimedia content descriptions'20107,725,593'Scalable video coding (SVC) file format'20107,705,889'Shutter time compensation'20107,689,901'Multiple updates to content descriptions using a single command'20107,613,727'Method and apparatus for supporting advanced coding formats in media files'20097,526,025'Lifting-based implementations of orthonormal spatio-temporal transformations'20097,398,275'Efficient binary coding scheme for multimedia content descriptions'20087,330,584'Image processing apparatus and method'20087,319,951'Application of category theory and cognitive science to design of semantic descriptions for content data'20087,240,285'Encoding and distribution of schema for multimedia content descriptions'20077,231,394'Incremental bottom-up construction of data documents'20077,203,692'Transcoding between content data and description data'20077,176,921'Graphical rewriting system for multimedia descriptions'20077,155,441'Fuzzy relations and graph structures for compact description and modification'20067,155,033'Coarse representation of visual object\'s shape for search/query/filtering applications'20067,016,531'Process to extract regions of homogeneous color in a digital picture'20066,944,608'Method and apparatus for organizing data pertaining to audiovisual content'20056,917,692'Kalman tracking of color objects'20056,898,607'Proposed syntax for a synchronized commands execution'20056,845,487'Method and an apparatus for implementing a key frame'20056,693,962'Process to extract regions of homogeneous texture in a digital picture'20046,675,158'Method and apparatus for organizing data pertaining to audiovisual content'20046,526,169'Histogram-based segmentation of objects from a video signal via color moments'20036,504,569'2-D extended image generation from 3-D data extracted from a video sequence'20036,381,363'Histogram-based segmentation of images and video via color moments'20026,243,495'Method a group of picture structure in MPEG video'20015,995,151'Bit rate control mechanism for digital image and video data compression'19995,852,473'3-2 pulldown detector'19985,712,687'Chrominance resampling for color images'19985,686,964'Bit rate control mechanism for digital image and video data compression'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2012Based in Beaverton, OR, US· patent location history
2004–2020Patents assigned to SONY CORP (116)· patent assignee history
2004–2014Patents assigned to SONY ELECTRONICS INC (32)· patent assignee history
2004–2020Based in Cupertino, CA, US· patent location history
2012–2019Patents assigned to TABATABAI ALI (25)· patent assignee history
2012–2015Patents assigned to GHARAVI-ALKHANSARI MOHAMMAD (6)· patent assignee history
2014–2016Patents assigned to LIU WEI (5)· patent assignee history
2018Based in Cupenino, CA, US· patent location history
2020Based in San Jose, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY CORP | 116 | 2004–2020 |
| SONY ELECTRONICS INC | 32 | 2004–2014 |
| TABATABAI ALIself | 25 | 2012–2019 |
| GHARAVI-ALKHANSARI MOHAMMAD | 6 | 2012–2015 |
| LIU WEI | 5 | 2014–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cupertino, California, US | 105 | 2004–2020 |
| Beaverton, OR, US | 22 | 1997–2012 |
| San Jose, California, US | 9 | 2020 |
| Cupenino, California, US | 2 | 2018 |