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Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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using transform coding
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Patents Grants
last 30 patents
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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
Information
Patent Grant
Rice parameter derivation for high bit-depth video coding
Patent number
12,309,401
Issue date
May 20, 2025
QUALCOMM Incorporated
Dmytro Rusanovskyy
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and device for image encoding/decoding, and recording medium...
Patent number
12,309,396
Issue date
May 20, 2025
Electronics and Telecommunications Research Institute
Jin Ho Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Context modeling of transform coefficient syntax elements
Patent number
12,309,430
Issue date
May 20, 2025
Tencent America LLC
Xiang Li
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
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
Information
Patent Grant
Reducing context coded and bypass coded bins to improve context ada...
Patent number
12,294,708
Issue date
May 6, 2025
Texas Instruments Incorporated
Vivienne Sze
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Vector quantization for prediction residual coding
Patent number
12,294,705
Issue date
May 6, 2025
Google LLC
Debargha Mukherjee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of determining transform coefficient scan order based on hig...
Patent number
12,294,711
Issue date
May 6, 2025
VIVO MOBILE COMMUNICATION CO., LTD.
Jungah Choi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image decoding apparatus and image coding apparatus
Patent number
12,289,471
Issue date
Apr 29, 2025
SHARP KABUSHIKI KAISHA
Tomonori Hashimoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transform coding based on matrix-based intra prediction
Patent number
12,284,354
Issue date
Apr 22, 2025
BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD.
Zhipin Deng
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Encoder, decoder, encoding method, and decoding method
Patent number
12,284,345
Issue date
Apr 22, 2025
Panasonic Intellectual Property Corporation of America
Chong Soon Lim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Adaptive colour transform in image/video coding
Patent number
12,284,347
Issue date
Apr 22, 2025
BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD.
Weijia Zhu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Low complexity history usage for Rice parameter derivation for high...
Patent number
12,284,386
Issue date
Apr 22, 2025
QUALCOMM Incorporated
Dmytro Rusanovskyy
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for selecting a coding mode used for encoding/...
Patent number
12,278,961
Issue date
Apr 15, 2025
INTERDIGITAL VC HOLDINGS, INC.
Fabrice Urban
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image segmentation method and apparatus for image encoding and deco...
Patent number
12,273,517
Issue date
Apr 8, 2025
Samsung Electronics Co., Ltd.
Minsoo Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and device for encoding/decoding residual block on basis of...
Patent number
12,273,546
Issue date
Apr 8, 2025
HANWHA VISION CO., LTD.
Dong Gyu Sim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image coding method based on secondary transform, and device therefor
Patent number
12,273,563
Issue date
Apr 8, 2025
LG Electronics Inc.
Moonmo Koo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and an apparatus for encoding/decoding residual coefficient
Patent number
12,273,520
Issue date
Apr 8, 2025
HANWHA VISION CO., LTD.
Dong Gyu Sim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image coding method based on transform, and device therefor
Patent number
12,273,562
Issue date
Apr 8, 2025
LG Electronics Inc.
Moonmo Koo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus, a method and a computer program for video coding and dec...
Patent number
12,273,565
Issue date
Apr 8, 2025
Jani Lainema
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image coding method based on transform, and device therefor
Patent number
12,273,529
Issue date
Apr 8, 2025
LG Electronics Inc.
Moonmo Koo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transform-based image coding method and transmission method therefor
Patent number
12,273,530
Issue date
Apr 8, 2025
LG Electronics Inc.
Moonmo Koo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Rate control for a video encoder
Patent number
12,273,544
Issue date
Apr 8, 2025
V-NOVA INTERNATIONAL LIMITED
Guido Meardi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Encoder, decoder, encoding method, and decoding method
Patent number
12,262,010
Issue date
Mar 25, 2025
Panasonic Intellectual Property Corporation of America
Chong Soon Lim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Low complexity enhancement video coding
Patent number
12,262,066
Issue date
Mar 25, 2025
V-NOVA INTERNATIONAL LIMITED
Guido Meardi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image processing device, bit stream generation method, coefficient...
Patent number
12,262,016
Issue date
Mar 25, 2025
Sony Group Corporation
Takeshi Tsukuba
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transform-based image coding method, and apparatus therefor
Patent number
12,262,025
Issue date
Mar 25, 2025
LG Electronics Inc.
Moonmo Koo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and methods for image series transformation for optimal comp...
Patent number
12,262,036
Issue date
Mar 25, 2025
AtomBeam Technologies Inc.
Brian Galvin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transform-based image coding method and apparatus for same
Patent number
12,256,088
Issue date
Mar 18, 2025
LG Electronics Inc.
Moonmo Koo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Encoding device and encoding method
Patent number
12,256,101
Issue date
Mar 18, 2025
Panasonic Intellectual Property Corporation of America
Kiyofumi Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
REDUCING CONTEXT CODED AND BYPASS CODED BINS TO IMPROVE CONTEXT ADA...
Publication number
20250168347
Publication date
May 22, 2025
TEXAS INSTRUMENTS INCORPORATED
Vivienne Sze
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHODS AND SYSTEMS FOR POST-RECONSTRUCTION FILTERING
Publication number
20250168350
Publication date
May 22, 2025
Interdigital VC Holdings, Inc.
Shilin Wu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE ENCODING DEVICE, IMAGE DECODING DEVICE AND PROGRAM
Publication number
20250168357
Publication date
May 22, 2025
NIPPON HOSO KYOKAI
Atsuro ICHIGAYA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD FOR CODING IMAGE ON BASIS OF SECONDARY TRANSFORM AND DEVICE...
Publication number
20250168404
Publication date
May 22, 2025
LG ELECTRONICS INC.
Moonmo Koo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR SELECTING A CODING MODE USED FOR ENCODING/...
Publication number
20250159162
Publication date
May 15, 2025
Interdigital VC Holdings, Inc.
Fabrice URBAN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
UNI-DIRECTIONAL DIAGONAL SCAN FOR TRANSFORM COEFFICIENTS
Publication number
20250159175
Publication date
May 15, 2025
TEXAS INSTRUMENTS INCORPORATED
Vivienne Sze
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
CODING UNIT QUANTIZATION PARAMETERS IN VIDEO CODING
Publication number
20250159167
Publication date
May 15, 2025
TEXAS INSTRUMENTS INCORPORATED
Minhua Zhou
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MULTIDIMENSIONAL QUANTIZATION TECHNIQUES FOR VIDEO CODING/DECODING...
Publication number
20250159164
Publication date
May 15, 2025
Alexandros TOURAPIS
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BLOCK-BASED COMPRESSION AND LATENT SPACE INTRA PREDICTION
Publication number
20250150626
Publication date
May 8, 2025
Interdigital VC Holdings, Inc.
Hyomin CHOI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEMS AND METHODS FOR PROBABILITY MODEL SWITCHING
Publication number
20250142048
Publication date
May 1, 2025
Tencent America LLC
Yushin Cho
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INTER-CODING TRANSFORM FOR AUTOENCODERS
Publication number
20250142124
Publication date
May 1, 2025
SYNAPTICS INCORPORATED
Scott Liam Ransom
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR ALL ZERO BLOCK DETECTION IN VERSATILE VIDEO CODING
Publication number
20250142090
Publication date
May 1, 2025
CITY UNIVERSITY OF HONG KONG
Sam Tak Wu KWONG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
V-DMC DISPLACEMENT LIFTING TRANSFORM
Publication number
20250119581
Publication date
Apr 10, 2025
QUALCOMM Incorporated
Reetu Hooda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR ENCODING/DECODING BLOCK INFORMATION USING QUAD TREE, AND...
Publication number
20250106425
Publication date
Mar 27, 2025
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Jong Ho KIM
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DEPENDENT QUANTIZATION
Publication number
20250106401
Publication date
Mar 27, 2025
Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V.
Heiko SCHWARZ
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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 PROCESSING VIDEO SIGNAL USING MULTIPLE TRANSF...
Publication number
20250088652
Publication date
Mar 13, 2025
HUMAX CO., LTD.
Jaehong JUNG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR ENCODING AND DECODING IMAGE USING ADAPTIVE DEBLOCKING FI...
Publication number
20250088674
Publication date
Mar 13, 2025
Dolby Laboratories Licensing Corporation
Je Chang JEONG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Video Decoding Method Using Residual Information in Video Coding Sy...
Publication number
20250088667
Publication date
Mar 13, 2025
Rosedale Dynamics LLC
Jungah CHOI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR LAST COEFFICIENT CODING FOR ADAPTIVE TRANS...
Publication number
20250088645
Publication date
Mar 13, 2025
Interdigital VC Holdings, Inc.
Sebastien LASSERRE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE PROCESSING METHOD AND APPARATUS, ELECTRONIC DEVICE, AND STORA...
Publication number
20250088666
Publication date
Mar 13, 2025
Shanghai Bilibili Technology Co., Ltd.
Xiaobo LI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FACE FEATURE TRANSLATOR FOR GENERATIVE FACE VIDEO COMPRESSION
Publication number
20250088675
Publication date
Mar 13, 2025
Alibaba (China) Co., Ltd.
Shanzhi YIN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE PROCESSING DEVICE AND METHOD
Publication number
20250080736
Publication date
Mar 6, 2025
SONY GROUP CORPORATION
Takeshi TSUKUBA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSFORM COEFFICIENT BLOCK CODING
Publication number
20250080735
Publication date
Mar 6, 2025
Fraunhofer Gesellschaft zur Forderung der angewandten Forschung e.V.
Paul HAASE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and Apparatus for Encoding/Decoding Point Cloud Coordinate T...
Publication number
20250080772
Publication date
Mar 6, 2025
Honor Device Co., Ltd.
Wei Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ENCODER, ENCODING METHOD, DECODER, AND DECODING METHOD
Publication number
20250071275
Publication date
Feb 27, 2025
Panasonic Intellectual Property Corporation of America
Sughosh Pavan SHASHIDHAR
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ENCODER, DECODER, ENCODING METHOD, AND DECODING METHOD
Publication number
20250071281
Publication date
Feb 27, 2025
Panasonic Intellectual Property Corporation of America
Kiyofumi ABE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE OR VIDEO CODING BASED ON SIGNALING OF TRANSFORM SKIP - AND PA...
Publication number
20250071276
Publication date
Feb 27, 2025
LG ELECTRONICS INC.
Sunmi YOO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE PROCESSING DEVICE AND METHOD
Publication number
20250071307
Publication date
Feb 27, 2025
SONY GROUP CORPORATION
Takeshi TSUKUBA
H04 - ELECTRIC COMMUNICATION TECHNIQUE