Inventor

XIN ZHAO

Inventor

US

Overview

2021–2026

Patent span

Electricity

Primary field (CPC H)

Patents· 624 as inventor

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

H04Nprimary

H04NPictorial communication, e.g. television65%

G06FElectric digital data processing5%

H04LTransmission of digital information, e.g. telegraphic communication2%

G06NComputing arrangements based on specific computational models1%

G06TImage data processing or generation, in general1%

G06VImage or video recognition or understanding1%

G09GArrangements or circuits for control of indicating devices using static means to present variable information1%

H01LSemiconductor devices1%

H03FAmplifiers1%

H04MTelephonic communication1%

PatentTitleYear

12,593,027Intra prediction for square and non-square blocks in video compression2026 12,593,039Cross-component sample offset (CCSO) with adaptive multi-tap-filter classifiers2026 12,593,069Low memory design for multiple reference line selection scheme2026 12,587,641Self-guided intra interpolation filter2026 12,587,635Affine merge mode with translational motion vectors2026 12,581,085CCSO with filter shapes2026 12,581,128Systems and methods of frame interpolation with loop filtering2026 12,579,453Safety interlock failure prediction method and roll production system2026 12,581,101Template matching refinement for affine motion2026 12,581,125Truncated bit depth support SEI messages2026 12,581,113Template-matching based adaptive block vector resolution (ABVR) in IBC2026 12,581,072L-type partitioning tree2026 12,574,510Systems and methods for derivation of quantization parameters for frame interpolation2026 12,574,520Multi-hypothesis cross component prediction models2026 12,568,229Deriving offsets in cross-component transform coefficient level reconstruction2026 12,568,241Bi-prediction with CU level weight (BCW)2026 12,568,212Adaptive loop filtering on output(s) from offline fixed filtering2026 12,568,204Multi-hypothesis cross component prediction different model2026 12,568,242Implicit masked blending mode combined with MV refinement methods2026 12,568,240IBC merge mode with a block vector difference2026 12,563,187Wide-angle intra prediction for non-square block2026 12,563,233CTU-row based geometric transform2026 12,563,190CCSO with adaptive filter unit size2026 12,563,204Multiple residual block coding mode2026 12,563,216Methods and devices for enhancing block adaptive weighted prediction with block vector2026 12,563,217Systems and methods for candidate list construction2026 12,563,191Cross-component sample offset2026 12,556,735Local warp motion delta mode2026 12,556,706Systems and methods for adaptive motion vector prediction list construction2026 12,556,732Systems and methods for transform partitioning in a recursive intra region2026 12,556,736Method and apparatus for extended decoder side motion vector refinement2026 12,556,728CABAC context model grouping2026 12,556,730Block adaptive multi-hypothesis cross component prediction2026 12,549,735Bilateral matching for compound reference mode2026 12,549,722Systems and methods for partition-based predictions2026 12,549,705Systems and methods for probability model switching2026 12,549,706MPM list generation for multi-line intra prediction2026 12,549,759Motion compensated picture boundary padding2026 12,542,900Systems and methods for blending inter-intra predictions2026 12,537,945Content adaptive segmented prediction2026 12,537,964Block level adaptive weighted prediction with multiple scaling factors2026 12,537,972Bilateral matching based scaling factor derivation for JMVD2026 12,532,162Method and communication system for obtaining right of device control based on encryption2026 12,532,030Systems and methods for wedge-based prediction mode signaling2026 12,532,014Context derivation for arithmetic coding of transform coefficients generated by non-separable transforms2026 12,526,410Systems and methods for recursive inter region partitioning2026 12,526,452Quantizer for one-dimensional transform skip2026 12,526,425CCSO with band offset only option2026 12,526,400Multi-template based intra-frame template matching prediction2026 12,519,929Systems and methods for frequency-dependent coefficient sign coding2026 12,519,975Signaling method for scaling parameter in chroma from luma intra prediction mode2026 12,513,305On list construction of coded information of inter prediction2025 12,508,348Scaffold comprising surface hyperboloid structure, methods for fabrication and use thereof2025 12,513,326Method and apparatus for signaling for compound inter prediction modes2025 12,506,883Template matching for multiple reference line intra prediction2025 12,506,875Method and apparatus for motion vector coding2025 12,506,879Directional nearest neighbor prediction mode2025 12,501,076Systems and methods for warp sample selection and grouping2025 12,501,048Model parameter derivation for prediction modes based on least mean square optimization2025 12,501,059Systems and methods for determining chroma samples in an intra prediction mode of video coding2025 12,495,142Intra interpolation filter for multi-line intra prediction2025 12,495,159Mapping wide angle modes to intra prediction modes for a partition of a coding block2025 12,483,728Line graph transforms (LGTs) using 8-bit and 10-bit cores2025 12,483,724Multi-phase cross component prediction2025 12,483,700Cross-component residual prediction by using residual template2025 12,477,116Systems and methods for angular intra mode coding2025 12,477,122Implicit masked blending mode improvement2025 12,477,141Method for affine motion refinement2025 12,477,114Signaling method for chroma intra prediction mode2025 12,470,751Signaling of downsampling filters for chroma from luma intra prediction mode2025 12,470,716Chroma from luma prediction based on merged chroma blocks2025 12,470,744Multi-hypothesis cross component prediction2025 12,470,745Bias value determination for chroma-for-luma (CfL) mode2025 12,470,750Systems and methods for window error estimation improvement in temporal filter2025 12,470,734Wide-angle intra prediction for non-square blocks2025 12,464,120Intra mode coding2025 12,464,132Coefficient sign prediction for transform skip2025 12,464,133Smooth sub-block motion vector prediction2025 12,464,164Further improvement for chroma mode coding2025 12,464,156Method and apparatus for motion vector prediction based on subblock motion vector2025 12,462,564Different ranges for clipping processes for video and image compression2025 12,457,354Joint coding for adaptive motion vector difference resolution2025 12,457,333Flexible tree structure2025 12,452,446Joint motion vector difference coding2025 12,452,430Motion vector derivation of subblock-based template-matching for subblock based motion vector predictor2025 12,452,433Entropy coding a secondary transform index based on primary transform type2025 12,452,462Systems and methods including syntax design for multi-symbol arithmetic coding2025 12,452,422Primary transforms for cross-component level reconstruction2025 12,452,406Method and apparatus for asymmetric blending of predictions of partitioned pictures2025 12,452,407Compound inter-intra prediction modes2025 12,452,443Transform for L-shaped partition2025 12,452,403Methods and devices for video codec performance measurement and evaluation2025 12,442,683Single-capacitor inductive sense systems2025 12,445,615Systems and methods for parameterizing arithmetic coder probability update rates2025 12,445,620Systems and methods for cross-component geometric/wedgelet partition derivation2025 12,445,639Method and apparatus for video coding2025 12,445,601Chroma block vector and chroma coding mode derivation2025 12,445,623Adaptive range for clipping processes for video and image compression2025 12,445,596Block vector refinement method for intra block copy2025 12,445,630Systems and methods for implicit derivation in a recursive intra region2025 12,439,095Entropy coding of sign map for transform coefficients2025 12,439,089Short distance predictions for residual blocks2025 12,439,049CCSO with high level flags2025 12,439,073Transform coefficient zero-out2025 12,432,378On motion compensated picture boundary padding2025 12,432,346Intra prediction mode derivation for coding blocks2025 12,432,340Angular intra prediction2025 12,432,372Systems and methods for template matching for adaptive MVD resolution2025 12,432,348Method and apparatus for adaptive multi-hypothesis probability model for arithmetic coding2025 12,425,178Multi-chip synchronization in sensor applications2025 12,425,574Local illumination compensation for bi-prediction2025 12,425,616Scaled intra reference picture2025 12,425,596Systems and methods for dependent quantization based on current dequantization states2025 12,425,570Context design for coding and decoding syntax elements in inter prediction modes2025 12,425,598Cross component sample offset filtering with asymmetric quantizer2025 12,425,623AMVP-merge mode with SBTMVP2025 12,425,621Determining applicability of intra block copy in semi-decoupled partitioning2025 12,425,588CCSO with downsampling filters and sample position selection2025 12,425,632Systems and methods for combining subblock motion compensation and overlapped block motion compensation2025 12,425,572Local illumination compensation2025 12,425,602Subblock level temporal motion vector prediction with multiple displacement vector predictors and an offset2025 12,418,648Signaling of downsampling filters for chroma from luma intra prediction mode2025 12,418,670Template-matching based merge index reordering for geometric partition mode (GPM)2025 12,418,656Context adaptive interpolation filter2025 12,418,659Motion vector prediction fusion for subblock-based temporal motion vector prediction (SbTMVP) and temporal motion vector prediction (TMVP)2025 12,418,669Sign coding for one-dimensional transform skip2025 12,413,757Template matching based partitioning pattern derivation2025 12,413,741Method and apparatus for video coding performance assessment2025 12,413,716Multi-line intra prediction2025 12,413,708Adaptive local reference range2025 12,413,777Intra template matching prediction in GDR pictures2025 12,413,756Merge with motion vector difference2025 12,413,733Context-based adaptive binary arithmetic coding (CABAC) context modeling with information from temporal neighbors2025 12,413,734Cross-channel prediction based on multiple prediction modes2025 12,413,759Extension to block adaptive weighted prediction2025 12,413,779Method and apparatus for intra block copy (IntraBC) mode coding with search range restrictions2025 12,413,720Cross component sample offset filtering with interpolated filter taps2025 12,413,726Dictionary of transforms2025 12,407,855Implicit mode dependent primary transforms2025 12,407,820Intra prediction with multiple reference lines2025 12,407,851Method and apparatus for implicitly indicating motion vector predictor precision2025 12,407,845Refined intra prediction angles2025 12,407,824Selecting downsampling filters for chroma from luma prediction2025 12,401,812Method and apparatus for affine motion refinement2025 12,398,137Compositions providing slow release of caffeine2025 12,401,796Decoder-side motion vector refinement and bi-directional optical flow in subblock-based temporal motion vector prediction (SBTMVP)2025 12,398,366Lacticaseibacillus rhamnosus AFY01 and application of product prepared from lacticaseibacillus rhamnosus AFY01 in inflammatory colon cancer2025 12,395,649Multiple linear models employed with chroma-from-luma prediction2025 12,388,991Feature based cross-component sample offset optimization and signaling improvement2025 12,389,044Adaptive non-linear mapping for sample offset2025 12,388,979IntraBC using wedgelet partitioning2025 12,382,018Context design for coding and decoding syntax elements in inter prediction modes2025 12,382,037Decoupled transform partitioning2025 12,382,028Systems and methods for signaling of downsampling filters for chroma from luma intra prediction mode2025 12,382,066Chroma from luma prediction using mapping and different types2025 12,382,101Adaptive application of generalized sample offset2025 12,382,043Quantizer design2025 12,382,057Interdependence between adaptive resolution of motion vector difference and signaling/derivation of motion vector-related parameters2025 12,381,241Methods and systems for optimizing lifetime of fuel cell system based on adjustment and constraint of thermoelectric ratio2025 12,382,027Coding tool parameter selection by mapping wide angle intra prediction modes to non-wide intra prediction modes2025 12,382,086Methods and apparatuses for video coding2025 12,382,082Systems and methods for subblock motion vector coding2025 12,375,656Filter shape for sample offset2025 12,375,710Adaptive motion vector for warped motion mode of video coding2025 12,375,717Mode-dependent joint component transform2025 12,368,860Adaptive resolution for motion vector difference2025 12,368,892Flexible transform scheme for residual blocks2025 12,368,887Secondary transform application for various block sizes2025 12,368,849Flexible picture partitioning2025 12,363,282Warp mode for intra prediction2025 12,363,290Methods and apparatus for multiple line intra prediction in video compression2025 12,355,962Method and apparatus for intra block copy prediction with sample padding2025 12,355,975Joint coding of motion vector difference2025 12,355,986Intra mode coding2025 12,355,951Component dependent intra and inter prediction signaling2025 12,355,943Angular intra prediction2025 12,356,004Intra block copy (IBC) candidate list construction with motion information of intra template-matching prediction2025 12,356,019Simplification for cross-component linear model prediction mode2025 12,348,749Extension to block adaptive weighted prediction2025 12,348,780Block-level window size update for arithmetic coding2025 12,348,747Implicit masked blending mode2025 12,348,750Cross component intra prediction with multiple parameters2025 12,348,748Cross component filtering using a temporal source frame2025 12,341,988Systems and methods for motion vector predictor list improvements2025 12,341,997DST-7/DCT-8 using 8-bit cores2025 12,333,981Ambient light and proximity detection method, photographing method, and terminal2025 12,335,524Frequency-dependent joint component secondary transform2025 12,335,478Scan order of secondary transform coefficients2025 12,335,468Mode list generation for multi-line intra prediction2025 12,335,462Reference motion vector candidates bank improvements2025 12,335,525Orthogonal transform generation with subspace constraint2025 12,334,608Device and method for evaluating heat capacity of test platform of hydrogen fuel cell system2025 12,335,536Selecting a filter shape of a cross-component filter2025 12,326,760Electronic devices with borderless displays2025 12,328,434Intra prediction in video coding2025 12,323,581Angular intra prediction2025 12,323,610Adaptive color transform performed with prediction coding2025 12,323,615Full-pixel based and group-based motion compensated picture boundary padding2025 12,314,761System and method for memory allocation and management in non-uniform memory access architecture computing environments2025 12,309,381Method and apparatus for video coding2025 12,309,430Context modeling of transform coefficient syntax elements2025 12,309,359Block-level adaptive mixed-resolution prediction2025 12,309,405Interaction between transform partitioning and primary/secondary transform type selection2025 12,301,787Intra prediction for non-square block2025 12,301,843Color transform for video coding2025 12,301,832Methods, devices, and storage medium for multi-symbol arithmetic coding2025 12,301,810Quantizer for lossless and near-lossless compression2025 12,301,863Affine prediction in video coding2025 12,301,889Systems and methods for blending block sections in a partition-based prediction mode2025 12,294,694Harmonized design for intra bi-prediction and multiple reference line selection2025 12,284,398Systems and methods for division-free probability regularization for arithmetic coding2025 12,281,466Indoor grey water purification and reuse device, system and method for public buildings2025 12,284,375Implicit masked blending mode improvement with high level syntax2025 12,284,331Subblock-based motion vector predictor with MV offset derived by template matching2025 12,284,346Systems and methods for partition dependent secondary transform2025 12,278,976Intra-inter prediction mode2025 12,278,978Adaptive quantization step size in CCSO filtering2025 12,278,977Cross-component filtering on block-level reconstruction2025 12,269,754Desalination device using solvent extraction method, and desalination method using same2025 12,273,523Systems and methods for joint signaling of transform coefficient signs2025 12,266,578Chips bonding auxiliary structure2025 12,267,515Method and apparatus for temporal interpolated prediction in video bitstream2025 12,262,030Chroma from luma prediction using neighbor luma samples2025 12,256,665CAN-bus-based electrical control system for electric mower2025 12,262,019Adaptive bands for filter offset selection in cross-component sample offset2025 12,256,109Signaling of CTU size2025 12,256,067Methods and apparatus for multiple line intra prediction in video compression2025 12,256,077Systems and methods for regularization-free multi-hypothesis arithmetic coding2025 12,250,401Harmonized design for offset based refinement and multiple reference line selection2025 12,250,402Method and system of video coding using a subset of available intra prediction modes for multiple reference lines2025 12,245,944Method for preparing a heterogeneous metal composite structure for medical implantation2025 12,244,821Video coding transform size signaling2025 12,238,318Determination of secondary transform for intra prediction2025 12,238,317Block based weighting factor for joint motion vector difference coding mode2025 12,231,681Signaling of downsampling filters for chroma from luma intra prediction mode2025 12,231,629Reference sample padding and filtering for intra prediction in video compression2025 12,231,682Filter offset value mapping2025 12,230,179Ambient light and proximity detection method, photographing method, and terminal2025 12,231,622Prediction of intrabc flip type2025 12,225,192Separate constrained directional enhancement filter2025 12,225,207Subblock intra and inter coding2025 12,219,128Mixed-model cross-component prediction mode2025 12,215,358Coxsackievirus A6 strain CVA6-KM-J33 and use thereof2025 12,219,146Flexible scaling factors for joint MVD coding2025 12,212,780Reducing context models for entropy coding of transform coefficients2025 12,212,788Semi-decoupled partitioning for video coding2025 12,206,855Superresolution-based coding2025 12,206,864Intra filtering flag in video coding2025 12,206,844Method and apparatus for non-linear loop filtering2025 12,206,898Methods for efficient application of LGT2025 12,206,881Ranking templates of a current block and prediction blocks2025 12,200,424Capacitive touch sensing using system-in-package components and batteries2025 12,200,196Joint signaling method for motion vector difference2025 12,200,250Method and apparatus for video coding2025 12,200,195Multiple lists for block based weighting factors2025 12,200,192Method and apparatus for bi-prediction with sample adaptive weights2025 12,192,481Simplified most probable mode list generation scheme2025 12,192,457Intra coding with L-type partitioning tree2025 12,192,509Partition, motion vector (MV) derivation of template-matching, and subblock MV derivation for subblock based MV predictor2025 12,192,472Support of multiple chroma format in VVC2025 12,192,527Cross component end of block flag coding2025 12,192,514Method and apparatus for video coding2025 12,192,480Weight derivation of multiple reference line for intra prediction fusion2025 12,192,473Schemes for adjusting adaptive resolution for motion vector difference2025 12,184,854Maximum transform size control2024 12,177,492Method and apparatus for video filtering2024 12,170,764Mapping intra prediction angles outside a range to intra prediction modes according to a predetermined relationship2024 12,167,019Temporal motion vector predictor with displacement2024 12,166,973Entropy coding for intra prediction modes2024 12,156,697Glaucoma image recognition method and device and diagnosis system2024 12,158,737Device control page display method, related apparatus, and system2024 12,155,839Adaptive resolution for single-reference motion vector difference2024 12,155,866Method and apparatus for most probable mode derivation2024 12,155,823Systems and methods for warp extend and warp delta signaling2024 12,149,740Joint component secondary transform2024 12,149,682Video coding method and system based on multiple reference line intra prediction2024 12,145,446Dual-motor multi-gear hybrid transmission system and vehicle2024 12,149,722PDPC unification2024 12,149,732Systems and methods for improving warp extend and warp delta signaling with backup candidates2024 12,143,647Extended maximum coding unit size2024 12,143,636Method and apparatus for performing primary transform based on filtering of blocks2024 12,143,579Method and apparatus for offset in video filtering2024 12,143,573Neural network based coefficient sign prediction field2024 12,143,592Systems and methods for temporal motion vector prediction candidate derivation2024 12,143,613Using directionality information from a CDEF or intra coding process for restoration filtering2024 D1049802Bamboo raised garden bed2024 12,137,209Model storage for warp extend and warp delta modes2024 12,137,249Method, apparatus and medium for decoding or encoding2024 12,132,895Interpolation filters for adaptive motion vector difference resolution2024 12,126,794Adaptive transforms for compound inter-intra prediction modes2024 12,126,838Filter shape switching2024 12,120,290Method and apparatus for intra block copy mode coding with search range switching2024 12,120,308Methods and devices for restriction on motion vector difference2024 12,120,335Hardware friendly design for intra mode coding2024 12,120,346Method and apparatus for boundary filtering for intrabc and intraTMP modes2024 12,120,341Method for diversified merge candidate reordering2024 12,113,958Intra prediction for square and non-square blocks in video compression2024 12,113,990Method and apparatus for video coding2024 12,114,009Method and apparatus for adaptive reordering for reference frames2024 12,114,014Secondary transforms for compound inter-intra prediction modes2024

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021–2026Patents assigned to Tencent America LLC (530)· patent assignee history

2021–2025Patents assigned to QUALCOMM INC (16)· patent assignee history

2021–2025Patents assigned to CIRRUS LOGIC INC (13)· patent assignee history

2021–2025Patents assigned to CIRRUS LOGIC INT SEMICONDUCTOR LTD (13)· patent assignee history

2021–2026Based in US· patent location history

2021–2026Based in CN· patent location history

2021–2024Based in GB· patent location history

2022–2025Patents assigned to HONOR DEVICE CO LTD (6)· patent assignee history

2022–2025Based in SG· patent location history

2025Based in KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
Tencent America LLC	530	2021–2026
QUALCOMM INC	16	2021–2025
CIRRUS LOGIC INC	13	2021–2025
CIRRUS LOGIC INT SEMICONDUCTOR LTD	13	2021–2025
HONOR DEVICE CO LTD	6	2022–2025

Locations

Location	Patents	Span
US	563	2021–2026
CN	55	2021–2026
GB	3	2021–2024
SG	2	2022–2025
KR	1	2025