Inventor
PERINGASSERY KRISHNAN MADHU
US51 patents
Patents
50 patentsUS12126794B2Oct 22, 2024
Adaptive transforms for compound inter-intra prediction modes
Tencent America LLC2 citations73
US12206855B2Jan 21, 2025
Superresolution-based coding
Tencent America LLC1 citations64
US12452462B2Oct 21, 2025
Systems and methods including syntax design for multi-symbol arithmetic coding
Tencent America LLC0 citations63
US12568229B2Mar 3, 2026
Deriving offsets in cross-component transform coefficient level reconstruction
Tencent America LLC0 citations62
US12452433B2Oct 21, 2025
Entropy coding a secondary transform index based on primary transform type
Tencent America LLC0 citations62
US12452422B2Oct 21, 2025
Primary transforms for cross-component level reconstruction
Tencent America LLC0 citations62
US12452443B2Oct 21, 2025
Transform for L-shaped partition
Tencent America LLC0 citations62
US12445623B2Oct 14, 2025
Adaptive range for clipping processes for video and image compression
Tencent America LLC0 citations62
US12439095B2Oct 7, 2025
Entropy coding of sign map for transform coefficients
Tencent America LLC0 citations62
US12425596B2Sep 23, 2025
Systems and methods for dependent quantization based on current dequantization states
Tencent America LLC0 citations62
US12418669B2Sep 16, 2025
Sign coding for one-dimensional transform skip
Tencent America LLC0 citations62
US12413726B2Sep 9, 2025
Dictionary of transforms
Tencent America LLC0 citations62
US12382101B2Aug 5, 2025
Adaptive application of generalized sample offset
Tencent America LLC0 citations62
US12348780B2Jul 1, 2025
Block-level window size update for arithmetic coding
Tencent America LLC0 citations62
US12335525B2Jun 17, 2025
Orthogonal transform generation with subspace constraint
Tencent America LLC0 citations62
US12335478B2Jun 17, 2025
Scan order of secondary transform coefficients
Tencent America LLC0 citations62
US12284346B2Apr 22, 2025
Systems and methods for partition dependent secondary transform
Tencent America LLC0 citations62
US12143573B2Nov 12, 2024
Neural network based coefficient sign prediction field
Tencent America LLC0 citations62
US12108031B2Oct 1, 2024
Harmonized design among multiple reference line intra prediction, transform partitioning and transform kernels
Tencent America LLC0 citations62
US12108056B2Oct 1, 2024
Signalling of EOB for one dimensional transform skip
Tencent America LLC0 citations62
US12088805B2Sep 10, 2024
Context adaptive transform set
Tencent America LLC0 citations62
US12047593B2Jul 23, 2024
Method and apparatus for video coding
Tencent America LLC0 citations62
US12047589B2Jul 23, 2024
Deriving offsets in cross-component transform coefficient level reconstruction
Tencent America LLC0 citations62
US11930186B2Mar 12, 2024
Method and apparatus for video coding
Tencent America LLC0 citations62
US11930177B2Mar 12, 2024
Primary transforms for cross-component level reconstruction
Tencent America LLC0 citations62
US11863775B2Jan 2, 2024
Cross-component transform coefficient level reconstruction
Tencent America LLC0 citations62
US11792431B2Oct 17, 2023
Orthogonal transform generation with subspace constraint
Tencent America LLC0 citations62
US11792391B2Oct 17, 2023
Neural network based coefficient sign prediction
Tencent America LLC0 citations62
US12273523B2Apr 8, 2025
Systems and methods for joint signaling of transform coefficient signs
Tencent America LLC0 citations61
US12581128B2Mar 17, 2026
Systems and methods of frame interpolation with loop filtering
Tencent America LLC0 citations52
US12556732B2Feb 17, 2026
Systems and methods for transform partitioning in a recursive intra region
Tencent America LLC0 citations52
US12549705B2Feb 10, 2026
Systems and methods for probability model switching
Tencent America LLC0 citations52
US12532014B2Jan 20, 2026
Context derivation for arithmetic coding of transform coefficients generated by non-separable transforms
Tencent America LLC0 citations52
US12513305B2Dec 30, 2025
On list construction of coded information of inter prediction
Tencent America LLC0 citations52
US12462564B2Nov 4, 2025
Different ranges for clipping processes for video and image compression
Tencent America LLC0 citations52
US12452407B2Oct 21, 2025
Compound inter-intra prediction modes
Tencent America LLC0 citations52
US12445615B2Oct 14, 2025
Systems and methods for parameterizing arithmetic coder probability update rates
Tencent America LLC0 citations52
US12432348B2Sep 30, 2025
Method and apparatus for adaptive multi-hypothesis probability model for arithmetic coding
Tencent America LLC0 citations52
US12316866B2May 27, 2025
Skip transform flag coding
Tencent America LLC0 citations52
US12309405B2May 20, 2025
Interaction between transform partitioning and primary/secondary transform type selection
Tencent America LLC0 citations52
US12301832B2May 13, 2025
Methods, devices, and storage medium for multi-symbol arithmetic coding
Tencent America LLC0 citations52
US12284398B2Apr 22, 2025
Systems and methods for division-free probability regularization for arithmetic coding
Tencent America LLC0 citations52
US12256077B2Mar 18, 2025
Systems and methods for regularization-free multi-hypothesis arithmetic coding
Tencent America LLC0 citations52
US12200192B2Jan 14, 2025
Method and apparatus for bi-prediction with sample adaptive weights
Tencent America LLC0 citations52
US12192527B2Jan 7, 2025
Cross component end of block flag coding
Tencent America LLC0 citations52
US12114014B2Oct 8, 2024
Secondary transforms for compound inter-intra prediction modes
Tencent America LLC0 citations52
US11991360B2May 21, 2024
Method and apparatus for secondary transform with adaptive kernel options
Tencent America LLC0 citations52
US12501048B2Dec 16, 2025
Model parameter derivation for prediction modes based on least mean square optimization
Tencent America LLC0 citations51
US12519929B2Jan 6, 2026
Systems and methods for frequency-dependent coefficient sign coding
Tencent America LLC0 citations50
US12464132B2Nov 4, 2025
Coefficient sign prediction for transform skip
Tencent America LLC0 citations50
Showing the top 50 of 51 patents by PatentIndex Score.