HK1008711A1 - Coding and decoding of digital data - Google Patents

Coding and decoding of digital data

Info

Publication number
HK1008711A1
HK1008711A1 HK98113215A HK98113215A HK1008711A1 HK 1008711 A1 HK1008711 A1 HK 1008711A1 HK 98113215 A HK98113215 A HK 98113215A HK 98113215 A HK98113215 A HK 98113215A HK 1008711 A1 HK1008711 A1 HK 1008711A1
Authority
HK
Hong Kong
Prior art keywords
decoding
coding
digital data
digital
data
Prior art date
Application number
HK98113215A
Other languages
English (en)
Inventor
Jechang Jeong
Original Assignee
Samsung Electronics 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=19336849&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK1008711(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of HK1008711A1 publication Critical patent/HK1008711A1/xx

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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • 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
    • H04N19/134—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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
    • 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
    • H04N19/60—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
    • H04N19/10—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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
HK98113215A 1992-07-23 1998-12-11 Coding and decoding of digital data HK1008711A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019920013171A KR950010913B1 (ko) 1992-07-23 1992-07-23 가변장부호화 및 복호화시스템

Publications (1)

Publication Number Publication Date
HK1008711A1 true HK1008711A1 (en) 1999-05-07

Family

ID=19336849

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98113215A HK1008711A1 (en) 1992-07-23 1998-12-11 Coding and decoding of digital data

Country Status (6)

Country Link
US (3) US5497153A (xx)
EP (1) EP0580454B1 (xx)
JP (4) JP2941601B2 (xx)
KR (1) KR950010913B1 (xx)
DE (1) DE69321781T2 (xx)
HK (1) HK1008711A1 (xx)

Families Citing this family (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5416520A (en) * 1993-11-30 1995-05-16 Intel Corporation Multiple encoder output buffer apparatus for differential coding of video information
KR970009408B1 (ko) * 1994-01-18 1997-06-13 대우전자 주식회사 인터/인트라 테이블 선택 회로
FI97096C (fi) 1994-09-13 1996-10-10 Nokia Mobile Phones Ltd Videonkompressiomenetelmä
US5598354A (en) * 1994-12-16 1997-01-28 California Institute Of Technology Motion video compression system with neural network having winner-take-all function
KR0182058B1 (ko) * 1995-05-10 1999-05-01 김광호 움직임 추정을 위한 다중 해상도 순환 탐색 장치 및 그 방법
US5825313A (en) * 1995-08-01 1998-10-20 Sony Corporation Information signal encoding apparatus, encoding method thereof, information signal decoding method, and information signal record medium thereof
US5694127A (en) * 1995-10-17 1997-12-02 Zapex Technologies, Inc. Method and apparatus for efficiently generating variable length code data
KR100219133B1 (ko) * 1996-01-06 1999-09-01 윤종용 변환부호화시스템의 변환계수선택방법및그장치
KR100242635B1 (ko) * 1996-01-25 2000-02-01 윤종용 가변장 부호화 및 가변장 복호화 시스템
US5818877A (en) * 1996-03-14 1998-10-06 The Regents Of The University Of California Method for reducing storage requirements for grouped data values
US8625665B2 (en) 1996-09-20 2014-01-07 At&T Intellectual Property Ii, L.P. Video coder providing implicit coefficient prediction and scan adaptation for image coding and intra coding of video
JP4166305B2 (ja) * 1996-09-20 2008-10-15 エイ・ティ・アンド・ティ・コーポレーション ビデオの画像コーディング及びイントラコーディングのための暗黙の係数予測及び走査適合化を提供するビデオコーダー
US6341144B1 (en) 1996-09-20 2002-01-22 At&T Corp. Video coder providing implicit coefficient prediction and scan adaptation for image coding and intra coding of video
EP0833521A3 (en) * 1996-09-30 1999-09-15 Hyundai Electronics Industries Co., Ltd. Device for and method of coding/decoding image information
US6100826A (en) * 1997-04-04 2000-08-08 Samsung Electronics Co., Ltd. Symbol decoding method and apparatus
US6426975B1 (en) 1997-07-25 2002-07-30 Matsushita Electric Industrial Co., Ltd. Image processing method, image processing apparatus and data recording medium
US6961474B1 (en) 1998-02-27 2005-11-01 Shikino High-Tech Co., Ltd. Huffman encoder for encoding/decoding DCT coefficients
US6408029B1 (en) 1998-04-02 2002-06-18 Intel Corporation Method and apparatus for simplifying real-time data encoding
US6904174B1 (en) * 1998-12-11 2005-06-07 Intel Corporation Simplified predictive video encoder
US7046734B2 (en) * 1998-04-02 2006-05-16 Intel Corporation Method and apparatus for performing real-time data encoding
US7424058B1 (en) 2000-09-28 2008-09-09 Autodesk, Inc. Variable bit-rate encoding
JP2002112268A (ja) * 2000-09-29 2002-04-12 Toshiba Corp 圧縮画像データ復号装置
US6696993B2 (en) 2001-03-23 2004-02-24 Nokia Corporation Variable length coding
CN1946185B (zh) * 2001-11-22 2014-07-23 松下电器产业株式会社 可变长度编码方法以及可变长度解码方法
KR100947399B1 (ko) * 2001-11-22 2010-03-12 파나소닉 주식회사 부호화 방법
FR2835665B1 (fr) * 2002-02-04 2004-04-02 Canon Kk Codage et decodage de signal numerique
US7016547B1 (en) 2002-06-28 2006-03-21 Microsoft Corporation Adaptive entropy encoding/decoding for screen capture content
JP3707456B2 (ja) 2002-08-12 2005-10-19 ヤマハ株式会社 画像データ圧縮方法および画像データ伸張装置並びに伸張プログラム
US7433824B2 (en) * 2002-09-04 2008-10-07 Microsoft Corporation Entropy coding by adapting coding between level and run-length/level modes
DE60330198D1 (de) 2002-09-04 2009-12-31 Microsoft Corp Entropische Kodierung mittels Anpassung des Kodierungsmodus zwischen Niveau- und Lauflängenniveau-Modus
DE10261665B3 (de) * 2002-12-20 2004-03-25 Smiths Heimann Biometrics Gmbh Einrichtung und Verfahren zur störungsarmen Aufnahme von hochaufgelösten zweidimensionalen Bildern
US7724827B2 (en) * 2003-09-07 2010-05-25 Microsoft Corporation Multi-layer run level encoding and decoding
US7782954B2 (en) * 2003-09-07 2010-08-24 Microsoft Corporation Scan patterns for progressive video content
US7688894B2 (en) * 2003-09-07 2010-03-30 Microsoft Corporation Scan patterns for interlaced video content
US7450775B2 (en) * 2004-03-12 2008-11-11 Kabushiki Kaisha Toshiba Image processing apparatus for efficient storage of variable block length data
JP4442891B2 (ja) * 2004-11-30 2010-03-31 キヤノン株式会社 可変長符号化装置及び可変長符号化方法
US7693709B2 (en) 2005-07-15 2010-04-06 Microsoft Corporation Reordering coefficients for waveform coding or decoding
US7599840B2 (en) * 2005-07-15 2009-10-06 Microsoft Corporation Selectively using multiple entropy models in adaptive coding and decoding
US7684981B2 (en) * 2005-07-15 2010-03-23 Microsoft Corporation Prediction of spectral coefficients in waveform coding and decoding
US7565018B2 (en) * 2005-08-12 2009-07-21 Microsoft Corporation Adaptive coding and decoding of wide-range coefficients
US8599925B2 (en) * 2005-08-12 2013-12-03 Microsoft Corporation Efficient coding and decoding of transform blocks
US7933337B2 (en) * 2005-08-12 2011-04-26 Microsoft Corporation Prediction of transform coefficients for image compression
US8199819B2 (en) 2005-10-21 2012-06-12 Electronics And Telecommunications Research Institute Apparatus and method for encoding and decoding moving picture using adaptive scanning
US8295343B2 (en) 2005-11-18 2012-10-23 Apple Inc. Video bit rate control method
US20070116117A1 (en) * 2005-11-18 2007-05-24 Apple Computer, Inc. Controlling buffer states in video compression coding to enable editing and distributed encoding
US8780997B2 (en) * 2005-11-18 2014-07-15 Apple Inc. Regulation of decode-side processing based on perceptual masking
US8031777B2 (en) * 2005-11-18 2011-10-04 Apple Inc. Multipass video encoding and rate control using subsampling of frames
US8233535B2 (en) 2005-11-18 2012-07-31 Apple Inc. Region-based processing of predicted pixels
JP4855417B2 (ja) * 2005-11-30 2012-01-18 シャープ株式会社 動画像符号化装置、動画像復号装置
US8161207B1 (en) * 2006-06-22 2012-04-17 Marvell International Ltd. Common block interface for data and control with handshake protocol
KR101305319B1 (ko) * 2006-08-22 2013-09-06 세종대학교산학협력단 공간임의접근을 지원하는 영상 코덱 시스템, 영상 부호화방법 및 복호화 방법
US8184710B2 (en) * 2007-02-21 2012-05-22 Microsoft Corporation Adaptive truncation of transform coefficient data in a transform-based digital media codec
WO2008120434A1 (ja) * 2007-03-28 2008-10-09 Panasonic Corporation 復号化回路、復号化方法、符号化回路及び符号化方法
US8447123B2 (en) 2007-04-20 2013-05-21 Thomson Licensing Method and apparatus for selecting a scan path for the elements of a block in spatial domain picture encoding and decoding
US8031954B2 (en) 2007-04-26 2011-10-04 Canon Kabushiki Kaisha Image encoding apparatus and control method thereof using prediction encoding and pixel classification
JP5039425B2 (ja) * 2007-04-26 2012-10-03 キヤノン株式会社 画像符号化装置及びその制御方法
US7774205B2 (en) * 2007-06-15 2010-08-10 Microsoft Corporation Coding of sparse digital media spectral data
KR20090097013A (ko) * 2008-03-10 2009-09-15 삼성전자주식회사 영상 부호화장치 및 영상 복호화장치
US8179974B2 (en) 2008-05-02 2012-05-15 Microsoft Corporation Multi-level representation of reordered transform coefficients
US8406307B2 (en) 2008-08-22 2013-03-26 Microsoft Corporation Entropy coding/decoding of hierarchically organized data
GB2496194A (en) * 2011-11-07 2013-05-08 Sony Corp Entropy encoding video data using reordering patterns
GB2496195A (en) * 2011-11-07 2013-05-08 Sony Corp Entropy encoding video data using reordering patterns
KR101440731B1 (ko) * 2013-07-23 2014-09-18 세종대학교산학협력단 공간임의접근을 지원하는 영상 코덱 시스템, 영상 부호화 방법 및 복호화 방법
US10171810B2 (en) 2015-06-22 2019-01-01 Cisco Technology, Inc. Transform coefficient coding using level-mode and run-mode
RU2707719C1 (ru) 2016-02-12 2019-11-28 Хуавей Текнолоджиз Ко., Лтд. Способ и устройство выбора порядка сканирования
KR102159252B1 (ko) 2016-02-12 2020-10-14 후아웨이 테크놀러지 컴퍼니 리미티드 스캔 순서 선택을 위한 방법 및 장치

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2589020B1 (fr) * 1985-10-22 1987-11-20 Eude Gerard Procede de codage hybride par transformation pour la transmission de signaux d'image
JPS62145988A (ja) * 1985-12-20 1987-06-30 Fujitsu Ltd 適応的走査線変換画像伝送方式
CA1296430C (en) * 1986-11-10 1992-02-25 Masahide Kaneko Encoding system capable of accomplishing a high efficiency by anterior and/or posterior processing to quantization
GB8716195D0 (en) * 1987-07-09 1987-08-12 British Telecomm Data encoding
US4821119A (en) * 1988-05-04 1989-04-11 Bell Communications Research, Inc. Method and apparatus for low bit-rate interframe video coding
US4972260A (en) * 1988-08-22 1990-11-20 Matsushita Electric Industrial Co., Ltd. Apparatus for coding a moving-picture signal
FR2644962A1 (fr) * 1989-03-24 1990-09-28 Labo Electronique Physique Dispositif de codage de signaux video numeriques
FR2646575A1 (fr) * 1989-04-26 1990-11-02 Labo Electronique Physique Procede et structure pour la compression de donnees
US5021891A (en) * 1990-02-27 1991-06-04 Qualcomm, Inc. Adaptive block size image compression method and system
US5136371A (en) * 1990-03-15 1992-08-04 Thomson Consumer Electronics, Inc. Digital image coding using random scanning
JPH03266564A (ja) * 1990-03-16 1991-11-27 Canon Inc 画像符号化方式及びその装置
JP2959831B2 (ja) * 1990-10-31 1999-10-06 オリンパス光学工業株式会社 画像データの符号化装置
JPH04189092A (ja) * 1990-11-22 1992-07-07 Victor Co Of Japan Ltd 直交変換符号化装置及び復号化装置
JPH04247770A (ja) * 1991-02-04 1992-09-03 Fujitsu Ltd 画像データ圧縮方法および画像データ圧縮装置ならびに画像データ復元装置
JPH04360469A (ja) * 1991-06-07 1992-12-14 Sanyo Electric Co Ltd 適応スキャン符号化装置
US5227878A (en) * 1991-11-15 1993-07-13 At&T Bell Laboratories Adaptive coding and decoding of frames and fields of video
EP0586225B1 (en) * 1992-08-31 1998-12-23 Victor Company Of Japan, Ltd. Orthogonal transform coding apparatus and decoding apparatus
US5367629A (en) * 1992-12-18 1994-11-22 Sharevision Technology, Inc. Digital video compression system utilizing vector adaptive transform

Also Published As

Publication number Publication date
JP3369422B2 (ja) 2003-01-20
JP2003289543A (ja) 2003-10-10
DE69321781D1 (de) 1998-12-03
EP0580454B1 (en) 1998-10-28
EP0580454A3 (en) 1995-01-18
JPH09261078A (ja) 1997-10-03
JP2941601B2 (ja) 1999-08-25
JP3442028B2 (ja) 2003-09-02
DE69321781T2 (de) 1999-03-18
JPH06125278A (ja) 1994-05-06
US5602549A (en) 1997-02-11
KR950010913B1 (ko) 1995-09-25
EP0580454A2 (en) 1994-01-26
US5497153A (en) 1996-03-05
KR940003197A (ko) 1994-02-21
JP2000341694A (ja) 2000-12-08
US5654706A (en) 1997-08-05

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