P

Inventor

MA TSUNG-CHUAN

US105 patents

Patents

50 patents
US12003737B2Jun 4, 2024

Coding of transform coefficients in video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD6 citations86
US11997278B2May 28, 2024

Methods and devices for quantization and de-quantization design in video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD6 citations86
US12531984B1Jan 20, 2026

Prediction mode signaling in video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD1 citations75
US12238343B2Feb 25, 2025

Video coding with neural network based in-loop filtering

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD3 citations75
US12200220B2Jan 14, 2025

Geometric partition mode with motion vector refinement

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD2 citations75
US12108030B2Oct 1, 2024

Methods and devices for selectively applying bi-directional optical flow and decoder-side motion vector refinement for video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD3 citations75
US12155818B2Nov 26, 2024

Methods and devices for selectively applying bi-directional optical flow and decoder-side motion vector refinement for video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD1 citations73
US12108047B2Oct 1, 2024

Sub-block temporal motion vector prediction for video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD2 citations73
US12108067B2Oct 1, 2024

Methods and apparatus of video coding using palette mode

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD2 citations73
US12063375B2Aug 13, 2024

Small chroma block size restriction in video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD2 citations73
US12015798B2Jun 18, 2024

Methods and apparatus on transform and coefficient signaling

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD2 citations73
US11985311B2May 14, 2024

Prediction mode signaling in video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD2 citations73
US11962770B2Apr 16, 2024

Methods and devices for intra sub-partition coding mode

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD2 citations73
US11936848B2Mar 19, 2024

Bi-directional optical flow and decoder-side motion vector refinement for video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD2 citations73
US11800124B2Oct 24, 2023

Chroma coding enhancement in cross-component sample adaptive offset

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD3 citations73
US11134261B2Sep 28, 2021

Methods and apparatus of video coding for triangle prediction

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD4 citations73
US12549774B2Feb 10, 2026

Methods and apparatus of video coding using palette mode

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD1 citations64
US12267513B2Apr 1, 2025

Methods and apparatus of residual and coefficient coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD1 citations64
US12262029B2Mar 25, 2025

Cross component adaptive loop filter for video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD1 citations64
US12219163B2Feb 4, 2025

Chroma coding enhancement in cross-component sample adaptive offset

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD1 citations64
US12574505B2Mar 10, 2026

Prediction mode signaling in video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12574540B2Mar 10, 2026

Methods and apparatus of video coding for triangle prediction

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12574561B2Mar 10, 2026

Methods and apparatus of video coding in 4:4:4 chroma format

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12542928B2Feb 3, 2026

General constraint information for video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12519965B2Jan 6, 2026

Chroma coding enhancement in cross-component sample adaptive offset

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12483731B2Nov 25, 2025

Methods and apparatus of video coding in 4:4:4 chroma format

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12464152B2Nov 4, 2025

Video coding using intra sub-partition coding mode

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12457364B2Oct 28, 2025

Methods and apparatus on transform and coefficient signaling

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12439087B2Oct 7, 2025

Methods and apparatus on transform and coefficient signaling

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12439075B2Oct 7, 2025

Merge mode with motion vector differences

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12432376B2Sep 30, 2025

Methods and apparatus of video coding for triangle prediction

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12425624B2Sep 23, 2025

Video coding using intra sub-partition coding mode

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12425661B2Sep 23, 2025

Residual and coefficients coding for video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12413735B2Sep 9, 2025

Chroma coding enhancement in cross-component sample adaptive offset with virtual boundary

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12407815B2Sep 2, 2025

Methods and devices for selectively applying bi-directional optical flow and decoder-side motion vector refinement for video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12407816B2Sep 2, 2025

Prediction mode signaling in video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12401807B2Aug 26, 2025

Small chroma block size restriction in video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12395636B2Aug 19, 2025

In-loop filters for video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12389016B2Aug 12, 2025

Coding of transform coefficients in video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12389018B2Aug 12, 2025

Coding of transform coefficients in video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12389017B2Aug 12, 2025

Coding of transform coefficients in video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12382048B2Aug 5, 2025

Methods and devices for quantization and de-quantization design in video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12382047B2Aug 5, 2025

Methods and devices for quantization and de-quantization design in video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12382049B2Aug 5, 2025

Methods and devices for quantization and de-quantization design in video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12309369B2May 20, 2025

Methods and apparatus of video coding in 4:4:4 chroma format

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12309368B2May 20, 2025

Methods and devices for intra sub-partition coding mode

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12301879B2May 13, 2025

Chroma coding enhancement in cross-component sample adaptive offset

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12250411B2Mar 11, 2025

Methods and apparatuses for signaling of syntax elements in video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12244804B2Mar 4, 2025

Methods and apparatus of video coding in 4:4:4 chroma format

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63
US12219125B2Feb 4, 2025

Constrained motion vector derivation for long-term reference pictures in video coding

BEIJING DAJIA INTERNET INFORMATION TECH CO LTD0 citations63

Showing the top 50 of 105 patents by PatentIndex Score.