Inventor · disambiguated record
Chen-Yen Lai
Also filed as: LAI CHEN-YEN
40 granted patents·12 pending applications·60 citations·filing 2018–2024
96Inventor score
Top patents by PatentIndex Score
52 records- 0197US11432016B2Methods and apparatuses of syntax signaling constraint for cross-component adaptive loop filter in video coding systemMEDIATEK INC·Filed 2020·Granted Aug 30, 2022·11 cites·7 claims
- 0295US11297320B2Signaling quantization related parametersMEDIATEK INC·Filed 2021·Granted Apr 5, 2022·5 cites·14 claims
- 0394US11070815B2Method and apparatus of intra-inter prediction mode for video codingMEDIATEK INC·Filed 2018·Granted Jul 20, 2021·12 cites·6 claims
- 0492US10743016B2Inherited motion information for decoding a current coding unit in a video coding systemMEDIATEK INC·Filed 2019·Granted Aug 11, 2020·7 cites·20 claims
- 0591US11381834B2Video processing methods and apparatuses for sub-block motion compensation in video coding systemsMEDIATEK INC·Filed 2019·Granted Jul 5, 2022·5 cites·10 claims
- 0689US11252406B2Method and apparatus of encoding or decoding video blocks by current picture referencing codingMEDIATEK INC·Filed 2019·Granted Feb 15, 2022·4 cites·5 claims
- 0789US11153599B2Method and apparatus of bi-directional optical flow for video codingMEDIATEK INC·Filed 2019·Granted Oct 19, 2021·6 cites·12 claims
- 0882US11356689B2Inherited motion information for decoding a current coding unit in a video coding systemMEDIATEK INC·Filed 2020·Granted Jun 7, 2022·1 cites·11 claims
- 0980US11589044B2Video encoding and decoding with ternary-tree block partitioningMEDIATEK INC·Filed 2020·Granted Feb 21, 2023·1 cites·15 claims
- 1079US11290711B2Method and apparatus of shared merge candidate list region for video codingMEDIATEK INC·Filed 2019·Granted Mar 29, 2022·2 cites·9 claims
- 1179US11109056B2Method and apparatus of current picture referencing for video coding using adaptive motion vector resolution and sub-block prediction modeMEDIATEK INC·Filed 2019·Granted Aug 31, 2021·2 cites·12 claims
- 1277US11750832B2Method and apparatus for video codingMEDIATEK INC·Filed 2018·Granted Sep 5, 2023·2 cites·10 claims
- 1376US11930169B2Method and apparatus of cross-component adaptive loop filtering for video codingMEDIATEK INC·Filed 2020·Granted Mar 12, 2024·1 cites·7 claims
- 1474US2022232238A1Inherited motion information for decoding a current coding unit in a video coding systemHFI INNOVATION INC·Filed 2022·Application pending·0 cites
- 1573US12501066B2Video processing methods and apparatuses for sub-block motion compensation in video coding systemsHFI INNOVATION INC·Filed 2024·Granted Dec 16, 2025·0 cites·7 claims
- 1671US11516513B2Method and apparatus of optimized splitting structure for video codingMEDIATEK INC·Filed 2019·Granted Nov 29, 2022·1 cites·5 claims
- 1767US11924426B2Signaling block partitioning of image and videoHFI INNOVATION INC·Filed 2023·Granted Mar 5, 2024·0 cites·6 claims
- 1867US11889056B2Method of encoding or decoding video blocks by current picture referencing codingMEDIATEK INC·Filed 2022·Granted Jan 30, 2024·0 cites·5 claims
- 1966US11956462B2Video processing methods and apparatuses for sub-block motion compensation in video coding systemsMEDIATEK INC·Filed 2021·Granted Apr 9, 2024·0 cites·9 claims
- 2065US11909965B2Method and apparatus for non-linear adaptive loop filtering in video codingHFI INNOVATION INC·Filed 2022·Granted Feb 20, 2024·0 cites·8 claims
- 2165US11785207B2Apparatus of encoding or decoding video blocks by current picture referencing codingMEDIATEK INC·Filed 2022·Granted Oct 10, 2023·0 cites·15 claims
- 2262US11979613B2Methods and apparatuses of syntax signaling constraint for cross-component adaptive loop filter in video coding systemHFI INNOVATION INC·Filed 2022·Granted May 7, 2024·0 cites·6 claims
- 2357US11477448B2Method and apparatus for non-linear adaptive loop filtering in video codingMEDIATEK INC·Filed 2020·Granted Oct 18, 2022·0 cites·13 claims
- 2456US12395640B2Method and apparatus for hardware-friendly rate-distortion optimized quantization in video codingMEDIATEK INC·Filed 2022·Granted Aug 19, 2025·0 cites·11 claims
- 2556US2021321106A1Method and apparatus of the quantization matrix computation and representation for video codingMEDIATEK INC·Filed 2021·Application pending·0 cites
- 2654US12477118B2Method and apparatus using affine non-adjacent candidates for video codingMEDIATEK INC·Filed 2022·Granted Nov 18, 2025·0 cites·13 claims
- 2753US11785204B1Frequency domain mode decision for joint chroma codingMEDIATEK INC·Filed 2022·Granted Oct 10, 2023·0 cites·20 claims
- 2853US11381838B2Method and apparatus of improved merge with motion vector difference for video codingMEDIATEK INC·Filed 2019·Granted Jul 5, 2022·0 cites·9 claims
- 2952US11785214B2Specifying video picture informationMEDIATEK SINGAPORE PTE LTD·Filed 2020·Granted Oct 10, 2023·0 cites·16 claims
- 3052US11539977B2Method and apparatus of merge with motion vector difference for video codingMEDIATEK INC·Filed 2019·Granted Dec 27, 2022·0 cites·16 claims
- 3152US2020304794A1Method and Apparatus of the Quantization Matrix Computation and Representation for Video CodingMEDIATEK INC·Filed 2020·Application pending·0 cites
- 3251US12501045B2Method and apparatus of signaling adaptive motion vector difference resolution in video codingHFI INNOVATION INC·Filed 2020·Granted Dec 16, 2025·0 cites·11 claims
- 3351US11070825B2Method and apparatus of encoding or decoding video data with adaptive colour transformMEDIATEK INC·Filed 2020·Granted Jul 20, 2021·0 cites·20 claims
- 3450US11206395B2Signaling quantization matrixMEDIATEK INC·Filed 2020·Granted Dec 21, 2021·0 cites·13 claims
- 3550US2025386007A1Methods and Apparatus for Video Coding Using Multiple History-Based Motion Vector Prediction TablesMEDIATEK INC·Filed 2023·Application pending·0 cites
- 3649US12301886B2Method and apparatus for adaptive loop filtering at picture and sub-picture boundary in video codingHFI INNOVATION INC·Filed 2020·Granted May 13, 2025·0 cites·5 claims
- 3749US11582466B2Constraints for inter-layer referencingMEDIATEK INC·Filed 2021·Granted Feb 14, 2023·0 cites·12 claims
- 3849US2025211777A1Implicit multi-pass decoder-side motion vector refinementMEDIATEK INC·Filed 2023·Application pending·0 cites
- 3949US2025350735A1Method and Apparatus of Decoder-Side Motion Vector Refinement and Bi-Directional Optical Flow for Video CodingMEDIATEK INC·Filed 2023·Application pending·0 cites
- 4049US2025274604A1Extended template matching for video codingMEDIATEK INC·Filed 2023·Application pending·0 cites
- 4149US2025211779A1Bilateral template with multipass decoder side motion vector refinementMEDIATEK INC·Filed 2023·Application pending·0 cites
- 4248US11394973B2Signaling of quantization matricesMEDIATEK INC·Filed 2020·Granted Jul 19, 2022·0 cites·10 claims
- 4348US2025119572A1Multi-pass decoder-side motion vector refinementMEDIATEK INC·Filed 2023·Application pending·0 cites
- 4447US11641465B2Method and apparatus of cross-component adaptive loop filtering with virtual boundary for video codingHFI INNOVATION INC·Filed 2020·Granted May 2, 2023·0 cites·9 claims
- 4547US11582454B2Method and apparatus of the quantization matrix computation and representation for video codingMEDIATEK INC·Filed 2020·Granted Feb 14, 2023·0 cites·15 claims
- 4646US11509938B2Method and apparatus of signaling subpicture information in video codingMEDIATEK INC·Filed 2020·Granted Nov 22, 2022·0 cites·8 claims
- 4745US2023199196A1Methods and Apparatuses of Frequency Domain Mode Decision in Video Encoding SystemsMEDIATEK INC·Filed 2022·Application pending·0 cites
- 4845US2019387251A1Methods and Apparatuses of Video Processing with Overlapped Block Motion Compensation in Video Coding SystemsMEDIATEK INC·Filed 2019·Application pending·0 cites
- 4943US12095993B2Method and apparatus of the quantization matrix computation and representation for video codingMEDIATEK INC·Filed 2020·Granted Sep 17, 2024·0 cites·4 claims
- 5042US11985330B2Method and apparatus of simplified affine subblock process for video coding systemMEDIATEK INC·Filed 2020·Granted May 14, 2024·0 cites·8 claims
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →