JP7052075B2 - 映像信号を処理するための方法および装置 - Google Patents

映像信号を処理するための方法および装置 Download PDF

Info

Publication number
JP7052075B2
JP7052075B2 JP2020557111A JP2020557111A JP7052075B2 JP 7052075 B2 JP7052075 B2 JP 7052075B2 JP 2020557111 A JP2020557111 A JP 2020557111A JP 2020557111 A JP2020557111 A JP 2020557111A JP 7052075 B2 JP7052075 B2 JP 7052075B2
Authority
JP
Japan
Prior art keywords
transformation
conversion
separable
current block
block
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2020557111A
Other languages
English (en)
Japanese (ja)
Other versions
JP2021510286A (ja
Inventor
ムンモ ク
サレヒファー メウディ
スンファン キム
ジェヒョン イム
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of JP2021510286A publication Critical patent/JP2021510286A/ja
Priority to JP2022056006A priority Critical patent/JP7372379B2/ja
Application granted granted Critical
Publication of JP7052075B2 publication Critical patent/JP7052075B2/ja
Priority to JP2023180024A priority patent/JP7654043B2/ja
Priority to JP2025043546A priority patent/JP7780047B2/ja
Priority to JP2025200456A priority patent/JP2026015554A/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/18—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a set of transform coefficients
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Signal Processing For Recording (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2020557111A 2018-09-02 2019-09-02 映像信号を処理するための方法および装置 Active JP7052075B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2022056006A JP7372379B2 (ja) 2018-09-02 2022-03-30 映像信号を処理するための方法および装置
JP2023180024A JP7654043B2 (ja) 2018-09-02 2023-10-19 映像信号を処理するための方法および装置
JP2025043546A JP7780047B2 (ja) 2018-09-02 2025-03-18 映像信号を処理するための方法および装置
JP2025200456A JP2026015554A (ja) 2018-09-02 2025-11-20 映像信号を処理するための方法および装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862726298P 2018-09-02 2018-09-02
US62/726,298 2018-09-02
PCT/KR2019/011252 WO2020046086A1 (ko) 2018-09-02 2019-09-02 영상 신호를 처리하기 위한 방법 및 장치

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2022056006A Division JP7372379B2 (ja) 2018-09-02 2022-03-30 映像信号を処理するための方法および装置

Publications (2)

Publication Number Publication Date
JP2021510286A JP2021510286A (ja) 2021-04-15
JP7052075B2 true JP7052075B2 (ja) 2022-04-11

Family

ID=69645333

Family Applications (5)

Application Number Title Priority Date Filing Date
JP2020557111A Active JP7052075B2 (ja) 2018-09-02 2019-09-02 映像信号を処理するための方法および装置
JP2022056006A Active JP7372379B2 (ja) 2018-09-02 2022-03-30 映像信号を処理するための方法および装置
JP2023180024A Active JP7654043B2 (ja) 2018-09-02 2023-10-19 映像信号を処理するための方法および装置
JP2025043546A Active JP7780047B2 (ja) 2018-09-02 2025-03-18 映像信号を処理するための方法および装置
JP2025200456A Pending JP2026015554A (ja) 2018-09-02 2025-11-20 映像信号を処理するための方法および装置

Family Applications After (4)

Application Number Title Priority Date Filing Date
JP2022056006A Active JP7372379B2 (ja) 2018-09-02 2022-03-30 映像信号を処理するための方法および装置
JP2023180024A Active JP7654043B2 (ja) 2018-09-02 2023-10-19 映像信号を処理するための方法および装置
JP2025043546A Active JP7780047B2 (ja) 2018-09-02 2025-03-18 映像信号を処理するための方法および装置
JP2025200456A Pending JP2026015554A (ja) 2018-09-02 2025-11-20 映像信号を処理するための方法および装置

Country Status (10)

Country Link
US (5) US10924736B2 (https=)
EP (3) EP4152748A1 (https=)
JP (5) JP7052075B2 (https=)
KR (5) KR102765982B1 (https=)
CN (3) CN111758260B (https=)
BR (1) BR112021003829A2 (https=)
ES (1) ES2950975T3 (https=)
HU (1) HUE063301T2 (https=)
PL (1) PL3723373T3 (https=)
WO (1) WO2020046086A1 (https=)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020006338A1 (en) * 2018-06-29 2020-01-02 Interdigital Vc Holdings, Inc. Method and apparatus for video encoding and decoding based on adaptive coefficient group
CN120812295A (zh) * 2018-08-03 2025-10-17 维诺瓦国际有限公司 用于信号增强编码的熵编码
KR102765982B1 (ko) 2018-09-02 2025-02-07 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
CN116055719A (zh) 2018-09-05 2023-05-02 Lg电子株式会社 对图像信号进行编码/解码的设备及发送图像信号的设备
WO2020139182A1 (en) * 2018-12-28 2020-07-02 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for selecting transform selection in an encoder and decoder
CN113365048B (zh) * 2019-03-09 2022-08-05 杭州海康威视数字技术股份有限公司 进行编码和解码的方法、解码端、编码端和系统
CN113841409B (zh) * 2019-05-10 2023-12-19 北京字节跳动网络技术有限公司 用于视频处理的简化二次变换的有条件使用
CN113950828B (zh) 2019-06-07 2024-07-05 北京字节跳动网络技术有限公司 视频比特流中的简化二次变换的有条件信令
WO2021023151A1 (en) 2019-08-03 2021-02-11 Beijing Bytedance Network Technology Co., Ltd. Position based mode derivation in reduced secondary transforms for video
JP7791204B2 (ja) * 2021-02-24 2025-12-23 エルジー エレクトロニクス インコーポレイティド 映像コーディング方法及びその装置
US11792431B2 (en) 2021-04-07 2023-10-17 Tencent America LLC Orthogonal transform generation with subspace constraint
US12425592B2 (en) 2021-06-16 2025-09-23 Lg Electronics Inc. Method and device for designing low-frequency non-separable transform
US12581084B2 (en) 2021-06-16 2026-03-17 Lg Electronics Inc. Method and device for designing low-frequency non-separable transform
US20240357110A1 (en) * 2021-06-16 2024-10-24 Lg Electronics Inc. Image coding method and apparatus therefor
WO2023191332A1 (ko) * 2022-03-28 2023-10-05 현대자동차주식회사 적응적 다중변환선택을 이용하는 비디오 코딩을 위한 방법 및 장치
KR20260004384A (ko) * 2023-04-12 2026-01-08 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
WO2024215147A1 (ko) * 2023-04-12 2024-10-17 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017058615A1 (en) 2015-09-29 2017-04-06 Qualcomm Incorporated Non-separable secondary transform for video coding with reorganizing

Family Cites Families (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101137065A (zh) * 2006-09-01 2008-03-05 华为技术有限公司 图像编码方法、解码方法、编码器、解码器、编解码方法及编解码器
US8619853B2 (en) * 2007-06-15 2013-12-31 Qualcomm Incorporated Separable directional transforms
US9300972B2 (en) * 2009-02-09 2016-03-29 Samsung Electronics Co., Ltd. Video encoding method and apparatus using low-complexity frequency transformation, and video decoding method and apparatus
CN102045560B (zh) * 2009-10-23 2013-08-07 华为技术有限公司 一种视频编解码方法及设备
KR20110112168A (ko) * 2010-04-05 2011-10-12 삼성전자주식회사 내부 비트뎁스 확장에 기반한 비디오 부호화 방법 및 그 장치, 내부 비트뎁스 확장에 기반한 비디오 복호화 방법 및 그 장치
US9172968B2 (en) * 2010-07-09 2015-10-27 Qualcomm Incorporated Video coding using directional transforms
EP2592831A2 (en) * 2010-07-09 2013-05-15 Samsung Electronics Co., Ltd Method and apparatus for encoding video using adjustable loop filtering, and method and apparatus for decoding video using adjustable loop filtering
KR20120012385A (ko) * 2010-07-31 2012-02-09 오수미 인트라 예측 부호화 장치
JP2012089917A (ja) * 2010-10-15 2012-05-10 Sony Corp 符号化装置および方法、並びにプログラム
US9473789B2 (en) * 2010-12-14 2016-10-18 M&K Holdings Inc. Apparatus for decoding a moving picture
US9609354B2 (en) * 2010-12-14 2017-03-28 M&K Holdings Inc. Apparatus for decoding a moving picture
US9008180B2 (en) * 2011-04-21 2015-04-14 Intellectual Discovery Co., Ltd. Method and apparatus for encoding/decoding images using a prediction method adopting in-loop filtering
MX369192B (es) * 2011-10-18 2019-10-31 Kt Corp Método para codificar imagen, método para decodificar imagen, codificador de imagen y decodificador de imagen.
KR101601864B1 (ko) * 2014-02-25 2016-03-10 숭실대학교산학협력단 동영상 코덱의 역변환 방법 및 그 장치
TWI551124B (zh) * 2014-07-11 2016-09-21 晨星半導體股份有限公司 應用於視訊系統之編碼／解碼方法及編碼／解碼裝置
US20160044314A1 (en) * 2014-08-08 2016-02-11 Qualcomm Incorporated System and method for reusing transform structure for multi-partition transform
US10412387B2 (en) * 2014-08-22 2019-09-10 Qualcomm Incorporated Unified intra-block copy and inter-prediction
US10469847B2 (en) * 2014-09-12 2019-11-05 Vid Scale, Inc. Inter-component de-correlation for video coding
US10102613B2 (en) * 2014-09-25 2018-10-16 Google Llc Frequency-domain denoising
US20170034530A1 (en) * 2015-07-28 2017-02-02 Microsoft Technology Licensing, Llc Reduced size inverse transform for decoding and encoding
KR102199463B1 (ko) * 2015-08-31 2021-01-06 삼성전자주식회사 스캔 순서를 고려한 영상의 변환 방법 및 그 장치, 및 역변환 방법 및 그 장치
FR3040578A1 (fr) * 2015-08-31 2017-03-03 Orange Procede de codage et de decodage d'images, dispositif de codage et de decodage d'images et programmes d'ordinateur correspondants
WO2017061671A1 (ko) * 2015-10-08 2017-04-13 엘지전자 주식회사 영상 코딩 시스템에서 적응적 변환에 기반한 영상 코딩 방법 및 장치
ITUB20155295A1 (it) * 2015-10-16 2017-04-16 Torino Politecnico Apparatuses and methods for encoding and decoding images
JP6109354B2 (ja) * 2016-01-20 2017-04-05 株式会社Ｎｔｔドコモ 画像復号装置、方法及びプログラム
US10349085B2 (en) * 2016-02-15 2019-07-09 Qualcomm Incorporated Efficient parameter storage for compact multi-pass transforms
US10448053B2 (en) * 2016-02-15 2019-10-15 Qualcomm Incorporated Multi-pass non-separable transforms for video coding
US10390048B2 (en) * 2016-02-15 2019-08-20 Qualcomm Incorporated Efficient transform coding using optimized compact multi-pass transforms
WO2017173593A1 (en) * 2016-04-06 2017-10-12 Mediatek Singapore Pte. Ltd. Separate coding secondary transform syntax elements for different color components
US10708164B2 (en) * 2016-05-03 2020-07-07 Qualcomm Incorporated Binarizing secondary transform index
KR20220053702A (ko) * 2016-05-13 2022-04-29 소니그룹주식회사 화상 처리 장치 및 방법
US10972733B2 (en) * 2016-07-15 2021-04-06 Qualcomm Incorporated Look-up table for enhanced multiple transform
US10880564B2 (en) * 2016-10-01 2020-12-29 Qualcomm Incorporated Transform selection for video coding
US11095893B2 (en) * 2016-10-12 2021-08-17 Qualcomm Incorporated Primary transform and secondary transform in video coding
JP6792997B2 (ja) * 2016-10-13 2020-12-02 日本放送協会 符号化装置、復号装置及びプログラム
US10609367B2 (en) * 2016-12-21 2020-03-31 Qualcomm Incorporated Low-complexity sign prediction for video coding
KR20180085526A (ko) * 2017-01-19 2018-07-27 가온미디어 주식회사 효율적 변환을 처리하는 영상 복호화 및 부호화 방법
US11134272B2 (en) * 2017-06-29 2021-09-28 Qualcomm Incorporated Memory reduction for non-separable transforms
US10491914B2 (en) * 2018-03-29 2019-11-26 Tencent America LLC Transform information prediction
KR102765982B1 (ko) * 2018-09-02 2025-02-07 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
US10819979B2 (en) * 2018-09-06 2020-10-27 Tencent America LLC Coupled primary and secondary transform
CN113302942B (zh) * 2019-02-01 2024-02-13 Lg电子株式会社 基于二次变换的图像编码方法及其设备
US12309405B2 (en) * 2021-04-16 2025-05-20 Tencent America LLC Interaction between transform partitioning and primary/secondary transform type selection

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017058615A1 (en) 2015-09-29 2017-04-06 Qualcomm Incorporated Non-separable secondary transform for video coding with reorganizing

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Jianle Chen et al.，Algorithm Description of Joint Exploration Test Model 7 (JEM 7)，Joint Video Exploration Team (JVET)，2017年08月19日，pp.30-32， [JVET-G1001-v1] (version 1)
Moonmo Koo et al.，Description of SDR video coding technology proposal by LG Electronics，Joint Video Experts Team (JVET)，2018年04月11日，pp.6-9，[JVET-J0017-v1] (version 2)

Also Published As

Publication number Publication date
EP4391535A3 (en) 2024-09-25
EP4152748A1 (en) 2023-03-22
JP2025083568A (ja) 2025-05-30
WO2020046086A1 (ko) 2020-03-05
US12316843B2 (en) 2025-05-27
KR102432400B1 (ko) 2022-08-12
EP3723373A1 (en) 2020-10-14
JP2026015554A (ja) 2026-01-29
KR20230145220A (ko) 2023-10-17
CN114928745B (zh) 2024-04-19
ES2950975T3 (es) 2023-10-17
KR20230145221A (ko) 2023-10-17
JP2023179742A (ja) 2023-12-19
JP2022087154A (ja) 2022-06-09
EP4391535A2 (en) 2024-06-26
CN114928745A (zh) 2022-08-19
CN111758260B (zh) 2022-07-08
EP3723373B1 (en) 2023-06-07
CN111758260A (zh) 2020-10-09
US11109028B2 (en) 2021-08-31
BR112021003829A2 (pt) 2021-05-18
JP7654043B2 (ja) 2025-03-31
EP3723373A4 (en) 2021-01-20
KR102765982B1 (ko) 2025-02-07
JP2021510286A (ja) 2021-04-15
KR20250024119A (ko) 2025-02-18
PL3723373T3 (pl) 2023-11-06
KR102765981B1 (ko) 2025-02-07
US20210099704A1 (en) 2021-04-01
HUE063301T2 (hu) 2024-01-28
US20240089434A1 (en) 2024-03-14
KR102585635B1 (ko) 2023-10-05
US20250254306A1 (en) 2025-08-07
US11863746B2 (en) 2024-01-02
CN114915784A (zh) 2022-08-16
KR20220115825A (ko) 2022-08-18
US20200304791A1 (en) 2020-09-24
US20210360248A1 (en) 2021-11-18
JP7780047B2 (ja) 2025-12-03
CN114915784B (zh) 2024-04-19
US10924736B2 (en) 2021-02-16
JP7372379B2 (ja) 2023-10-31
KR20200086735A (ko) 2020-07-17

Similar Documents

Publication Publication Date Title
JP7052075B2 (ja) 映像信号を処理するための方法および装置
JP7708935B2 (ja) 映像信号を処理するための方法及び装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20200708

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20200708

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20210820

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20210831

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20211129

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20220301

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20220330

R150 Certificate of patent or registration of utility model

Ref document number: 7052075

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250