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Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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Patents Grants
last 30 patents
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Patent Grant
Method and device for filtering
Patent number
12,368,847
Issue date
Jul 22, 2025
Electronics and Telecommunications Research Institute
Sung-Chang Lim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image encoding/decoding methods and apparatuses
Patent number
12,368,886
Issue date
Jul 22, 2025
Intellectual Discovery Co., Ltd.
Bae Keun Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and device for encoding/decoding images
Patent number
12,355,967
Issue date
Jul 8, 2025
Electronics and Telecommunications Research Institute
Hui Yong Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multi-level significance maps for encoding and decoding
Patent number
12,341,962
Issue date
Jun 24, 2025
Velos Media, LLC
Nguyen Nguyen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Method and apparatus for coding image on basis of transform
Patent number
12,341,993
Issue date
Jun 24, 2025
LG Electronics Inc.
Moonmo Koo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Residual filtering in signal enhancement coding
Patent number
12,335,508
Issue date
Jun 17, 2025
V-NOVA INTERNATIONAL LIMITED
Guido Meardi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for encoding and decoding quantized matrix and apparatus usi...
Patent number
12,328,430
Issue date
Jun 10, 2025
Electronics and Telecommunications Research Institute
Sung Chang Lim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for processing image signal
Patent number
12,323,618
Issue date
Jun 3, 2025
LG Electronics Inc.
Moonmo Koo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transform-based image coding method and device
Patent number
12,323,603
Issue date
Jun 3, 2025
BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
Moonmo Koo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Video encoder, video decoder, and corresponding method
Patent number
12,316,842
Issue date
May 27, 2025
Huawei Technologies Co., Ltd.
Yin Zhao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transform-based image coding method and device for same
Patent number
12,316,861
Issue date
May 27, 2025
LG Electronics Inc.
Moonmo Koo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Video coding using mapped transforms and scanning modes
Patent number
12,316,873
Issue date
May 27, 2025
QUALCOMM Incorporated
Peisong Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Secondary transform for video encoding and decoding
Patent number
12,316,874
Issue date
May 27, 2025
InterDigital CE Patent Holdings, SAS
Fabrice Leleannec
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Method and apparatus for processing image signal
Patent number
12,316,843
Issue date
May 27, 2025
LG Electronics Inc.
Moonmo Koo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Method for encoding/decoding image signal and device therefor
Patent number
12,309,418
Issue date
May 20, 2025
Apple Inc.
Bae Keun Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Converting a bi-predicted merging candidate in a merging candidate...
Patent number
12,309,412
Issue date
May 20, 2025
Texas Instruments Incorporated
Minhua Zhou
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Encoder, decoder and corresponding methods using DCT2 enabled high...
Patent number
12,301,807
Issue date
May 13, 2025
Huawei Technologies Co., Ltd.
Han Gao
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Video image data processing in electronic devices
Patent number
12,301,806
Issue date
May 13, 2025
Red Digital Cinema, Inc.
James H. Jannard
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Video data encoding and decoding
Patent number
12,301,875
Issue date
May 13, 2025
Sony Group Corporation
Karl James Sharman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Method and apparatus for transform-based image encoding/decoding
Patent number
12,289,449
Issue date
Apr 29, 2025
Electronics and Telecommunications Research Institute
Sung Chang Lim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Allowing a matrix based intra prediction block to have multiple tra...
Patent number
12,278,993
Issue date
Apr 15, 2025
Telefonaktiebolaget LM Ericsson (publ)
Zhi Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Apparatuses, methods, computer programs and computer-readable media
Patent number
12,273,543
Issue date
Apr 8, 2025
V-NOVA INTERNATIONAL LIMITED
Ivan Damnjanovic
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Incremental transform set construction and transform signaling for...
Patent number
12,267,496
Issue date
Apr 1, 2025
Apple Inc.
Hilmi Enes Egilmez
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Encoding method, decoding method, encoder, and decoder
Patent number
12,267,521
Issue date
Apr 1, 2025
Panasonic Intellectual Property Corporation of America
Ryuichi Kanoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Control of memory bandwidth consumption of affine mode in versatile...
Patent number
12,261,998
Issue date
Mar 25, 2025
Avago Technologies International Sales Pte. Limited
Minhua Zhou
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Image coding method based on secondary transform and device therefor
Patent number
12,256,103
Issue date
Mar 18, 2025
LG Electronics Inc.
Moonmo Koo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Method for encoding/decoding image signal, and device for same
Patent number
12,256,070
Issue date
Mar 18, 2025
Apple Inc.
Bae Keun Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Image coding using transform index
Patent number
12,256,102
Issue date
Mar 18, 2025
LG Electronics Inc.
Junghak Nam
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Region-based image decompression
Patent number
12,250,379
Issue date
Mar 11, 2025
Advanced Micro Devices, Inc.
Andrew S. Pomianowski
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Video signal processing method and device
Patent number
12,244,824
Issue date
Mar 4, 2025
KT Corporation
Bae Keun Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
VIDEO CODING WITH TRAINING-BASED CODING TOOL
Publication number
20250240423
Publication date
Jul 24, 2025
Tencent America LLC
Biao WANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NEURAL NETWORK VIDEO CODING IN-LOOP FILTERING IN TRANSFORM DOMAIN
Publication number
20250234048
Publication date
Jul 17, 2025
QUALCOMM Incorporated
Yun Li
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ENCODING METHOD, DECODING METHOD, ENCODER, AND DECODER
Publication number
20250220218
Publication date
Jul 3, 2025
Panasonic Intellectual Property Corporation of America
Ryuichi KANOH
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE DECODING METHOD AND DEVICE
Publication number
20250220238
Publication date
Jul 3, 2025
LG ELECTRONICS INC.
Jungah CHOI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ALLOWING A MATRIX BASED INTRA PREDICTION BLOCK TO HAVE MULTIPLE TRA...
Publication number
20250211791
Publication date
Jun 26, 2025
Telefonaktiebolaget LM Ericsson (publ)
Zhi ZHANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOVING IMAGE PROCESSING APPARATUS, PROCESSING METHOD, AND COMPUTER-...
Publication number
20250203074
Publication date
Jun 19, 2025
KDDI CORPORATION
Kei Kawamura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE CODING USING TRANSFORM INDEX
Publication number
20250184535
Publication date
Jun 5, 2025
LG ELECTRONICS INC.
Junghak NAM
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
VIDEO SIGNAL PROCESSING METHOD AND DEVICE
Publication number
20250175622
Publication date
May 29, 2025
KT CORPORATION
Bae Keun LEE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Inverse Transformation Using Pruning for Video Coding
Publication number
20250165554
Publication date
May 22, 2025
TEXAS INSTRUMENTS INCORPORATED
Madhukar Budagavi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD FOR ENCODING/DECODING IMAGE SIGNAL, AND DEVICE FOR SAME
Publication number
20250159160
Publication date
May 15, 2025
Apple Inc.
Bae Keun Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
VIDEO DECODING METHOD AND DEVICE
Publication number
20250159163
Publication date
May 15, 2025
Samsung Electronics Co., Ltd.
Sun Young LEE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR PROCESSING VIDEO DATA
Publication number
20250150622
Publication date
May 8, 2025
LG ELECTRONICS INC.
Jungsun KIM
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE CODING METHOD BASED ON TRANSFORM, AND DEVICE FOR SAME
Publication number
20250150627
Publication date
May 8, 2025
LG ELECTRONICS INC.
Moonmo KOO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CONDITIONALLY PARSED EXTENSION SYNTAX FOR HEVC EXTENSION PROCESSING
Publication number
20250150633
Publication date
May 8, 2025
ARRIS Enterprises LLC
Yue Yu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHODS AND APPARATUS OF VIDEO CODING IN 4:4:4 CHROMA FORMAT
Publication number
20250133208
Publication date
Apr 24, 2025
Beijing Dajia Internet Information Technology Co., Ltd.
Xiaoyu Xiu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
VARIABLE-RATE NEURAL NETWORK BASED COMPRESSION
Publication number
20250119552
Publication date
Apr 10, 2025
Douyin Vision (Beijing) Co., Ltd.
Zhaobin Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MAX TRANSFORM SIZE CONTROL
Publication number
20250106398
Publication date
Mar 27, 2025
Tencent America LLC
Xin ZHAO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HIGH QUALITY TRANSCODE-EFFICIENT TEXTURE FORMAT
Publication number
20250104284
Publication date
Mar 27, 2025
Sony Interactive Entertainment LLC
Thomas Madams
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
TRANSFORM IN INTRA PREDICTION-BASED IMAGE CODING
Publication number
20250106433
Publication date
Mar 27, 2025
LG ELECTRONICS INC.
Junghak NAM
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND DEVICE FOR CODING IMAGE ON BASIS OF INTER PREDICTION
Publication number
20250106390
Publication date
Mar 27, 2025
LG ELECTRONICS INC.
Hyeongmoon JANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR CONFIGURING TRANSFORM FOR VIDEO COMPRESSION
Publication number
20250097469
Publication date
Mar 20, 2025
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Moonmo KOO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR CONFIGURING TRANSFORM FOR VIDEO COMPRESSION
Publication number
20250097470
Publication date
Mar 20, 2025
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Moonmo KOO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE ENCODING/DECODING METHOD USING PREDICTION BLOCK AND APPARATUS...
Publication number
20250071324
Publication date
Feb 27, 2025
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Jin Ho Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE ENCODING METHOD AND APPARATUS, AND IMAGE DECODING METHOD AND...
Publication number
20250055996
Publication date
Feb 13, 2025
SAMSUNG ELECTRONICS CO., LTD.
Sun-il LEE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSFORM-BASED IMAGE CODING METHOD AND DEVICE FOR SAME
Publication number
20250039381
Publication date
Jan 30, 2025
LG ELECTRONICS INC.
Moonmo KOO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE CODING METHOD, IMAGE DECODING METHOD, IMAGE CODING APPARATUS,...
Publication number
20250039386
Publication date
Jan 30, 2025
Sun Patent Trust
Hisao SASAI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
RESIDUAL CODING METHOD AND DEVICE FOR SAME
Publication number
20250039382
Publication date
Jan 30, 2025
LG ELECTRONICS INC.
Jungah CHOI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSFORM-BASED IMAGE CODING METHOD AND DEVICE THEREFOR
Publication number
20250030892
Publication date
Jan 23, 2025
LG ELECTRONICS INC.
Moonmo KOO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR PROCESSING IMAGE SIGNAL
Publication number
20250016321
Publication date
Jan 9, 2025
LG ELECTRONICS INC.
Moonmo Koo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND DEVICE FOR PROCESSING VIDEO SIGNAL
Publication number
20250016320
Publication date
Jan 9, 2025
KT CORPORATION
Sung Won LIM
H04 - ELECTRIC COMMUNICATION TECHNIQUE