Inventor

Tsung-Chuan MA

Inventor

US

Overview

2023–2026

Patent span

Electricity

Primary field (CPC H)

Patents· 104 as inventor

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

H04Nprimary

H04NPictorial communication, e.g. television98%

G06NComputing arrangements based on specific computational models1%

G06VImage or video recognition or understanding1%

PatentTitleYear

12,574,561Methods and apparatus of video coding in 4:4:4 chroma format2026 12,574,540Methods and apparatus of video coding for triangle prediction2026 12,574,505Prediction mode signaling in video coding2026 12,549,774Methods and apparatus of video coding using palette mode2026 12,542,928General constraint information for video coding2026 12,531,984Prediction mode signaling in video coding2026 12,519,965Chroma coding enhancement in cross-component sample adaptive offset2026 12,489,909Methods and devices for prediction dependent residual scaling for video coding2025 12,483,731Methods and apparatus of video coding in 4:4:4 chroma format2025 12,483,708Methods and apparatuses for prediction refinement with optical flow2025 12,483,727Methods and apparatus of video coding2025 12,477,153Methods and apparatus of residual and coefficient coding2025 12,477,121Lossless coding modes for video coding2025 12,470,692Methods and apparatuses for video coding using geometric partition2025 12,470,729Methods and apparatuses for signaling of merge modes in video coding2025 12,464,152Video coding using intra sub-partition coding mode2025 12,457,364Methods and apparatus on transform and coefficient signaling2025 12,452,460Methods and apparatus for high-level syntax in video coding2025 12,452,461High-level syntax for video coding2025 12,445,626Methods and apparatuses for prediction refinement with optical flow2025 12,439,087Methods and apparatus on transform and coefficient signaling2025 12,439,075Merge mode with motion vector differences2025 12,439,078Methods and apparatus for prediction refinement with optical flow2025 12,432,376Methods and apparatus of video coding for triangle prediction2025 12,425,661Residual and coefficients coding for video coding2025 12,425,624Video coding using intra sub-partition coding mode2025 12,425,603Methods and apparatuses for prediction refinement with optical flow2025 12,425,604Methods and apparatuses for prediction refinement with optical flow2025 12,413,735Chroma coding enhancement in cross-component sample adaptive offset with virtual boundary2025 12,407,816Prediction mode signaling in video coding2025 12,407,815Methods and devices for selectively applying bi-directional optical flow and decoder-side motion vector refinement for video coding2025 12,401,807Small chroma block size restriction in video coding2025 12,395,636In-loop filters for video coding2025 12,388,985Methods and apparatuses for video coding with triangle prediction2025 12,389,016Coding of transform coefficients in video coding2025 12,389,017Coding of transform coefficients in video coding2025 12,389,018Coding of transform coefficients in video coding2025 12,382,049Methods and devices for quantization and de-quantization design in video coding2025 12,382,047Methods and devices for quantization and de-quantization design in video coding2025 12,382,048Methods and devices for quantization and de-quantization design in video coding2025 12,382,088Motion estimation region for the merge candidates2025 12,355,955Methods and apparatus of video coding using improved matrix-based intra prediction coding mode2025 12,309,369Methods and apparatus of video coding in 4:4:4 chroma format2025 12,309,368Methods and devices for intra sub-partition coding mode2025 12,301,790Methods and apparatuses for video coding using triangle partition2025 12,301,879Chroma coding enhancement in cross-component sample adaptive offset2025 12,294,734Spatial neighbor based affine motion derivation2025 12,267,509Cross component determination of chroma and luma components of video data2025 12,267,513Methods and apparatus of residual and coefficient coding2025 12,262,029Cross component adaptive loop filter for video coding2025 12,262,005Deblocking filtering for video coding2025 12,256,076Residual and coefficients coding for video coding2025 12,250,411Methods and apparatuses for signaling of syntax elements in video coding2025 12,244,804Methods and apparatus of video coding in 4:4:4 chroma format2025 12,238,337Methods and system of subblock transform for video coding2025 12,238,343Video coding with neural network based in-loop filtering2025 12,219,125Constrained motion vector derivation for long-term reference pictures in video coding2025 12,219,163Chroma coding enhancement in cross-component sample adaptive offset2025 12,200,220Geometric partition mode with motion vector refinement2025 12,192,511Methods and apparatuses for signaling of syntax elements in video coding2025 12,184,870Methods and apparatus of segment-based video coding using palette mode2024 12,184,866Methods and apparatus of video coding using palette mode2024 12,177,448Methods and apparatuses for reference picture resampling2024 12,170,763Methods and apparatus of video coding using improved matrix-based intra prediction coding mode2024 12,166,965Methods and apparatus for signaling symmetrical motion vector difference mode2024 12,166,989Methods and devices for prediction dependent residual scaling for video coding2024 12,155,818Methods and devices for selectively applying bi-directional optical flow and decoder-side motion vector refinement for video coding2024 12,155,851Chroma coding enhancement in cross-component sample adaptive offset2024 12,149,698Methods and devices for prediction dependent residual scaling for video coding2024 12,149,746Methods and apparatus of video coding using palette mode2024 12,149,687Chroma coding enhancement in cross-component sample adaptive offset2024 12,143,597Methods and devices for lossless coding modes in video coding2024 12,120,355Methods and devices for high-level syntax in video coding2024 12,108,047Sub-block temporal motion vector prediction for video coding2024 12,108,049Chroma coding enhancement in cross-component correlation2024 12,108,067Methods and apparatus of video coding using palette mode2024 12,108,030Methods and devices for selectively applying bi-directional optical flow and decoder-side motion vector refinement for video coding2024 12,088,850Methods and apparatuses for signaling of syntax elements in video coding2024 12,075,047Methods and apparatus of video coding in 4:4:4 color format2024 12,069,311Methods and apparatus of video coding in 4:4:4 chroma format2024 12,063,375Small chroma block size restriction in video coding2024 12,052,426Methods and apparatuses for prediction refinement with optical flow2024 12,047,598Merge mode with motion vector differences2024 12,041,253Signaling of lossless coding in video coding2024 12,034,913Methods and apparatuses for video coding with triangle prediction2024 12,028,547Methods and apparatus of video coding for triangle prediction2024 12,015,760Video coding for handling different picture sizes2024 12,015,798Methods and apparatus on transform and coefficient signaling2024 12,003,737Coding of transform coefficients in video coding2024 12,003,729In-loop filters for video coding2024 11,997,278Methods and devices for quantization and de-quantization design in video coding2024 11,985,311Prediction mode signaling in video coding2024 11,985,356Methods and apparatus for prediction simplification in video coding2024 11,979,575Methods and devices for prediction dependent residual scaling for video coding2024 11,968,388Methods and apparatus of prediction refinement with optical flow2024 11,962,797Methods and apparatuses for decoder-side motion vector refinement in video coding2024 11,962,770Methods and devices for intra sub-partition coding mode2024 11,943,468Methods and apparatus of video coding using prediction refinement with optical flow2024 11,936,890Video coding using intra sub-partition coding mode2024 11,936,848Bi-directional optical flow and decoder-side motion vector refinement for video coding2024 11,917,189Motion vector prediction for video coding2024 11,889,110Methods and apparatus for prediction refinement with optical flow2024 11,871,034Intra block copy for screen content coding2024 11,800,124Chroma coding enhancement in cross-component sample adaptive offset2023

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2023–2026Patents assigned to BEIJING DAJIA INTERNET INFORMATION TECH CO LTD (104)· patent assignee history

2023–2026Based in CN· patent location history

2024Patents assigned to XIU XIAOYU (2)· patent assignee history

2024–2026Based in US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BEIJING DAJIA INTERNET INFORMATION TECH CO LTD	104	2023–2026
XIU XIAOYU	2	2024

Locations

Location	Patents	Span
US	55	2024–2026
CN	49	2023–2026