HUE048674T2 - Eljárás és készülék alsáv dekódolásra - Google Patents

Eljárás és készülék alsáv dekódolásra

Info

Publication number
HUE048674T2
HUE048674T2 HUE15191898A HUE15191898A HUE048674T2 HU E048674 T2 HUE048674 T2 HU E048674T2 HU E15191898 A HUE15191898 A HU E15191898A HU E15191898 A HUE15191898 A HU E15191898A HU E048674 T2 HUE048674 T2 HU E048674T2
Authority
HU
Hungary
Prior art keywords
subband decoding
subband
decoding
Prior art date
Application number
HUE15191898A
Other languages
English (en)
Inventor
Jinhan Song
Jeongyeon Lim
Haekwang Kim
Joohee Moon
Yunglyul Lee
Jongki Han
Byeungwoo Jeon
Original Assignee
Sk Telecom Co Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=45497257&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HUE048674(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sk Telecom Co Ltd filed Critical Sk Telecom Co Ltd
Publication of HUE048674T2 publication Critical patent/HUE048674T2/hu

Links

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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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
    • H04N19/10—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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/10—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
    • H04N19/182—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 pixel
    • 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
    • H04N19/436—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 using parallelised computational 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
    • H04N19/60—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • 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
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
HUE15191898A 2010-07-19 2011-07-05 Eljárás és készülék alsáv dekódolásra HUE048674T2 (hu)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100069663A KR20120009618A (ko) 2010-07-19 2010-07-19 주파수변환단위 분할부호화 방법 및 장치와 이를 이용한 영상 부호화/복호화 방법 및 장치

Publications (1)

Publication Number Publication Date
HUE048674T2 true HUE048674T2 (hu) 2020-07-28

Family

ID=45497257

Family Applications (3)

Application Number Title Priority Date Filing Date
HUE15191905A HUE050437T2 (hu) 2010-07-19 2011-07-05 Eljárás és eszköz alsávi kódolási frekvenciát átalakító eszközhöz, valamint eljárás és eszköz képek kódolására azok felhasználásával
HUE11809810A HUE034687T2 (hu) 2010-07-19 2011-07-05 Eljárás és berendezés dekódolásra, alsávi kódoló frekvencia-átalakító egység használatával
HUE15191898A HUE048674T2 (hu) 2010-07-19 2011-07-05 Eljárás és készülék alsáv dekódolásra

Family Applications Before (2)

Application Number Title Priority Date Filing Date
HUE15191905A HUE050437T2 (hu) 2010-07-19 2011-07-05 Eljárás és eszköz alsávi kódolási frekvenciát átalakító eszközhöz, valamint eljárás és eszköz képek kódolására azok felhasználásával
HUE11809810A HUE034687T2 (hu) 2010-07-19 2011-07-05 Eljárás és berendezés dekódolásra, alsávi kódoló frekvencia-átalakító egység használatával

Country Status (9)

Country Link
US (5) US11509894B2 (hu)
EP (3) EP3010233B1 (hu)
KR (1) KR20120009618A (hu)
CN (5) CN105791873B (hu)
DK (1) DK3010234T3 (hu)
ES (3) ES2804733T3 (hu)
HU (3) HUE050437T2 (hu)
PL (2) PL3010233T3 (hu)
WO (1) WO2012011683A2 (hu)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101418101B1 (ko) 2009-09-23 2014-07-16 에스케이 텔레콤주식회사 저주파수 성분을 고려한 영상 부호화/복호화 방법 및 장치
KR101942026B1 (ko) * 2011-10-06 2019-01-25 삼성전자 주식회사 경판정에 의한 ｍｄｃｍ 신호 복조 방법 및 연판정에 의한 ｍｄｃｍ 신호 복조 방법
DK3416292T3 (da) * 2012-04-15 2020-03-09 Samsung Electronics Co Ltd Videoafkodningsapparat ved anvendelse af parameteropdatering til de-binærisering af en entropikodet transformationskoefficient og indkodnings-fremgangsmåde anvendende det samme til binærisering
US20140079135A1 (en) * 2012-09-14 2014-03-20 Qualcomm Incoporated Performing quantization to facilitate deblocking filtering
US10873765B2 (en) * 2018-03-29 2020-12-22 Apple Inc. Techniques for high efficiency entropy coding of video data

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0984010A (ja) 1995-09-14 1997-03-28 Canon Inc 画像処理方法とその装置
US5959872A (en) * 1996-10-28 1999-09-28 Samsung Electronics Co., Ltd. Apparatus and method for bidirectional scanning of video coefficients
AUPO951397A0 (en) * 1997-09-29 1997-10-23 Canon Information Systems Research Australia Pty Ltd A method for digital data compression
AUPP248298A0 (en) * 1998-03-20 1998-04-23 Canon Kabushiki Kaisha A method and apparatus for hierarchical encoding and decoding an image
US20020027954A1 (en) * 1998-06-30 2002-03-07 Kenneth S. Singh Method and device for gathering block statistics during inverse quantization and iscan
JP4420415B2 (ja) * 1998-07-03 2010-02-24 キヤノン株式会社 符号化方法及び符号化装置
KR100304877B1 (ko) 1998-07-28 2001-09-24 구자홍 영상부호화방법
US6300888B1 (en) 1998-12-14 2001-10-09 Microsoft Corporation Entrophy code mode switching for frequency-domain audio coding
JP2000333175A (ja) * 1999-05-21 2000-11-30 Mitsubishi Electric Corp 画像符号化装置
US6950463B2 (en) * 2001-06-13 2005-09-27 Microsoft Corporation Non-compensated transcoding of a video stream
US20050063470A1 (en) 2001-12-20 2005-03-24 Vincent Bottreau Encoding method for the compression of a video sequence
CN1225126C (zh) * 2002-10-09 2005-10-26 中国科学院计算技术研究所 用于视频编码的新型空间预测方法及其装置
KR101100843B1 (ko) * 2003-06-25 2012-01-02 톰슨 라이센싱 압축된 비디오 비트스트림에서 워터마크의 디코딩 방법 및검출 장치
CN1255770C (zh) * 2003-06-30 2006-05-10 大唐微电子技术有限公司 基于数字信号处理器的层次树集合划分图像编解码方法
JP2005184042A (ja) * 2003-12-15 2005-07-07 Sony Corp 画像復号装置及び画像復号方法並びに画像復号プログラム
CN1677491A (zh) * 2004-04-01 2005-10-05 北京宫羽数字技术有限责任公司 一种增强音频编解码装置及方法
US7660475B2 (en) 2004-12-22 2010-02-09 Ntt Docomo, Inc. Method and apparatus for coding positions of coefficients
JPWO2006118288A1 (ja) 2005-05-03 2008-12-18 松下電器産業株式会社 動画像符号化方法、動画像復号化方法およびその装置
JP2006333500A (ja) 2006-07-10 2006-12-07 Mitsubishi Electric Corp 動画像符号化装置、動画像復号装置、動画像符号化方法、動画像復号方法
KR101246115B1 (ko) 2006-09-02 2013-03-20 세종대학교산학협력단 3차원 웨이블릿 기반 영상 부호화/복호화 방법 및 장치
KR101370286B1 (ko) * 2007-04-06 2014-03-06 삼성전자주식회사 레지듀얼 블록의 변형을 이용한 영상 부호화, 복호화 방법및 장치
CN101321283B (zh) * 2007-06-10 2010-04-07 华为技术有限公司 兼容不同大小块变换的编解码方法及编解码器
US8428133B2 (en) * 2007-06-15 2013-04-23 Qualcomm Incorporated Adaptive coding of video block prediction mode
US8265144B2 (en) * 2007-06-30 2012-09-11 Microsoft Corporation Innovations in video decoder implementations
CN101106715B (zh) * 2007-07-26 2012-08-29 昊迪移通(北京)技术有限公司 一种视频带宽适配方法及装置
US8483282B2 (en) * 2007-10-12 2013-07-09 Qualcomm, Incorporated Entropy coding of interleaved sub-blocks of a video block
KR101426272B1 (ko) 2008-03-10 2014-08-07 삼성전자주식회사 영상 부호화장치 및 영상 복호화장치
CN101287119B (zh) * 2008-04-28 2010-06-02 北京大学深圳研究生院 基于频谱的图像分层编解码方法及系统
US8179974B2 (en) * 2008-05-02 2012-05-15 Microsoft Corporation Multi-level representation of reordered transform coefficients
JP5015088B2 (ja) * 2008-08-06 2012-08-29 株式会社リコー 画像処理装置、画像処理方法、コンピュータプログラム、及び、情報記録媒体
US8503527B2 (en) * 2008-10-03 2013-08-06 Qualcomm Incorporated Video coding with large macroblocks
EP2182732A1 (en) * 2008-10-28 2010-05-05 Panasonic Corporation Switching between scans in image coding
CN101729899B (zh) * 2009-11-02 2014-03-26 北京中星微电子有限公司 离散余弦变换系数的编码方法和装置

Also Published As

Publication number Publication date
KR20120009618A (ko) 2012-02-02
DK3010234T3 (da) 2020-08-10
WO2012011683A3 (ko) 2012-04-19
US20230052208A1 (en) 2023-02-16
WO2012011683A2 (ko) 2012-01-26
CN105791874B (zh) 2018-12-14
CN105847845A (zh) 2016-08-10
US11509894B2 (en) 2022-11-22
EP2597875B1 (en) 2017-04-26
EP3010234A1 (en) 2016-04-20
ES2782425T3 (es) 2020-09-15
CN103109533B (zh) 2016-04-20
HUE050437T2 (hu) 2020-12-28
US20130272387A1 (en) 2013-10-17
CN105791873A (zh) 2016-07-20
PL3010233T3 (pl) 2020-07-27
US10715805B2 (en) 2020-07-14
US20230064030A1 (en) 2023-03-02
US20230048557A1 (en) 2023-02-16
EP3010234B1 (en) 2020-06-03
CN105847846B (zh) 2019-10-01
US20150365672A1 (en) 2015-12-17
EP3010233A1 (en) 2016-04-20
CN105847846A (zh) 2016-08-10
HUE034687T2 (hu) 2018-02-28
EP3010233B1 (en) 2020-02-19
CN105847845B (zh) 2018-12-14
ES2627408T3 (es) 2017-07-28
CN105791874A (zh) 2016-07-20
ES2804733T3 (es) 2021-02-09
EP2597875A2 (en) 2013-05-29
CN105791873B (zh) 2018-12-14
PL2597875T3 (pl) 2017-10-31
EP2597875A4 (en) 2014-11-26
CN103109533A (zh) 2013-05-15

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