ATE155950T1 - Kodierschaltung zur transformationskodierung eines bildsignals und dekodierschaltung zum dekodieren desselben - Google Patents

Kodierschaltung zur transformationskodierung eines bildsignals und dekodierschaltung zum dekodieren desselben

Info

Publication number
ATE155950T1
ATE155950T1 AT92200282T AT92200282T ATE155950T1 AT E155950 T1 ATE155950 T1 AT E155950T1 AT 92200282 T AT92200282 T AT 92200282T AT 92200282 T AT92200282 T AT 92200282T AT E155950 T1 ATE155950 T1 AT E155950T1
Authority
AT
Austria
Prior art keywords
coefficients
series
decoding
circuit
coding
Prior art date
Application number
AT92200282T
Other languages
English (en)
Inventor
With Peter Hendrik Nelis De
Stephanus Maria Christ Borgers
Original Assignee
Philips Electronics Nv
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=19858858&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE155950(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Philips Electronics Nv filed Critical Philips Electronics Nv
Application granted granted Critical
Publication of ATE155950T1 publication Critical patent/ATE155950T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • 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
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/112—Selection of coding mode or of prediction mode according to a given display mode, e.g. for interlaced or progressive display mode
    • 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
    • H04N19/124—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
    • H04N19/132—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
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H04N5/9261—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction
    • H04N5/9264—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction using transform coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Image Processing (AREA)
AT92200282T 1991-02-11 1992-02-03 Kodierschaltung zur transformationskodierung eines bildsignals und dekodierschaltung zum dekodieren desselben ATE155950T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9100234A NL9100234A (nl) 1991-02-11 1991-02-11 Codeerschakeling voor transformatiecodering van een beeldsignaal en decodeerschakeling voor het decoderen daarvan.

Publications (1)

Publication Number Publication Date
ATE155950T1 true ATE155950T1 (de) 1997-08-15

Family

ID=19858858

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92200282T ATE155950T1 (de) 1991-02-11 1992-02-03 Kodierschaltung zur transformationskodierung eines bildsignals und dekodierschaltung zum dekodieren desselben

Country Status (8)

Country Link
US (3) US6385247B1 (de)
EP (1) EP0499307B1 (de)
JP (2) JP3288419B2 (de)
KR (1) KR100222505B1 (de)
CN (1) CN1036431C (de)
AT (1) ATE155950T1 (de)
DE (1) DE69220975T2 (de)
NL (1) NL9100234A (de)

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NL9100234A (nl) * 1991-02-11 1992-09-01 Philips Nv Codeerschakeling voor transformatiecodering van een beeldsignaal en decodeerschakeling voor het decoderen daarvan.
US5347309A (en) * 1991-04-25 1994-09-13 Matsushita Electric Industrial Co., Ltd. Image coding method and apparatus
JP2586260B2 (ja) * 1991-10-22 1997-02-26 三菱電機株式会社 適応的ブロッキング画像符号化装置
US5227878A (en) * 1991-11-15 1993-07-13 At&T Bell Laboratories Adaptive coding and decoding of frames and fields of video
US5510840A (en) * 1991-12-27 1996-04-23 Sony Corporation Methods and devices for encoding and decoding frame signals and recording medium therefor
WO1993013626A1 (fr) * 1991-12-27 1993-07-08 Sony Corporation Procede de codage de donnees d'images, procede de decodage de donnees d'images, dispositif de codage de donnees d'images, dispositif de decodage de donnees d'images et support d'enregistrement d'images
DE4344924A1 (de) * 1993-12-30 1995-08-10 Thomson Brandt Gmbh Verfahren und Vorrichtung zur Bewegungsschätzung
US6687870B1 (en) * 1999-09-23 2004-02-03 Qualcomm, Incorporated Method and apparatus for interleaving for information transmission or storage applications
US6985542B1 (en) * 2000-06-02 2006-01-10 Cellguide Ltd. Coherent processing of satellite signals to locate a mobile unit
KR100683380B1 (ko) * 2000-02-21 2007-02-15 주식회사 팬택앤큐리텔 영상 압축 부호화를 위한 변환 및 역변환 방법 및 장치
KR100440952B1 (ko) * 2001-08-04 2004-07-21 삼성전자주식회사 압축 영상 비트 스트림의 부호어 교환을 통한 비트율 변환 방법 및 이에 적합한 장치
US7295609B2 (en) * 2001-11-30 2007-11-13 Sony Corporation Method and apparatus for coding image information, method and apparatus for decoding image information, method and apparatus for coding and decoding image information, and system of coding and transmitting image information
EP1480170A1 (de) * 2003-05-20 2004-11-24 Mitsubishi Electric Information Technology Centre Europe B.V. Verfahren und Gerät zur Bildverarbeitung
US7688894B2 (en) * 2003-09-07 2010-03-30 Microsoft Corporation Scan patterns for interlaced video content
US7782954B2 (en) * 2003-09-07 2010-08-24 Microsoft Corporation Scan patterns for progressive video content
JP4881270B2 (ja) * 2007-09-26 2012-02-22 ルネサスエレクトロニクス株式会社 フィルタ演算器及び動き補償装置
AU2007237313A1 (en) * 2007-12-03 2009-06-18 Canon Kabushiki Kaisha Improvement for error correction in distributed vdeo coding
US10783121B2 (en) * 2008-12-22 2020-09-22 Ctera Networks, Ltd. Techniques for optimizing data flows in hybrid cloud storage systems
EP3709646A1 (de) 2010-04-13 2020-09-16 GE Video Compression, LLC Codierung von signifikanzkarten und transformationskoeffizientblöcken
US8988531B2 (en) 2010-07-08 2015-03-24 Texas Instruments Incorporated Method and apparatus for sub-picture based raster scanning coding order
US20130034150A1 (en) * 2011-08-05 2013-02-07 Texas Instruments Incorporated Systems and methods for multimedia data encoding and decoding
US8560719B2 (en) * 2011-09-14 2013-10-15 Mobitv, Inc. Fragment server directed device fragment caching
GB201212878D0 (en) 2012-07-20 2012-09-05 Pike Justin Authentication method and system
JP6127964B2 (ja) * 2013-12-26 2017-05-17 ソニー株式会社 信号切換装置および信号切換装置の動作制御方法
US9788078B2 (en) * 2014-03-25 2017-10-10 Samsung Electronics Co., Ltd. Enhanced distortion signaling for MMT assets and ISOBMFF with improved MMT QoS descriptor having multiple QoE operating points
GB201520741D0 (en) 2015-05-27 2016-01-06 Mypinpad Ltd And Licentia Group Ltd Authentication methods and systems
GB201916441D0 (en) 2019-11-12 2019-12-25 Mypinpad Ltd Computer-implemented system and method
CN113839908B (zh) * 2020-06-23 2023-07-11 华为技术有限公司 视频传输方法、装置、系统及计算机可读存储介质
JP2025079585A (ja) * 2023-11-10 2025-05-22 キヤノン株式会社 通信装置、通信装置の制御方法及びプログラム

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FR2575351B1 (fr) * 1984-12-21 1988-05-13 Thomson Csf Procede adaptatif de codage et de decodage d'une suite d'images par transformation, et dispositifs pour la mise en oeuvre de ce procede
DE3684047D1 (de) * 1985-07-02 1992-04-09 Matsushita Electric Industrial Co Ltd Vorrichtung zur blockkodierung.
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
EP0260748B1 (de) 1986-09-13 1994-07-13 Philips Patentverwaltung GmbH Verfahren und Schaltungsanordung zur Bitratenreduktion
NL8700565A (nl) * 1987-03-10 1988-10-03 Philips Nv Televisiesysteem waarin aan een transformatiekodering onderworpen gedigitaliseerde beeldsignalen worden overgebracht van een kodeerstation naar een dekodeerstation.
JP2604371B2 (ja) * 1987-04-30 1997-04-30 日本電気株式会社 直交変換符号化装置
BE1000643A5 (fr) * 1987-06-05 1989-02-28 Belge Etat Procede de codage de signaux d'image.
DE3886144T2 (de) * 1987-08-28 1994-07-14 British Telecomm Kodierung von Signalen.
US5107345A (en) * 1990-02-27 1992-04-21 Qualcomm Incorporated Adaptive block size image compression method and system
FR2660139B1 (fr) * 1990-03-23 1995-08-25 France Etat Procede de codage et de transmission a au moins deux niveaux de qualite d'images numeriques appartenant a une sequence d'images, et dispositifs correspondants.
US5091782A (en) * 1990-04-09 1992-02-25 General Instrument Corporation Apparatus and method for adaptively compressing successive blocks of digital video
NL9100234A (nl) * 1991-02-11 1992-09-01 Philips Nv Codeerschakeling voor transformatiecodering van een beeldsignaal en decodeerschakeling voor het decoderen daarvan.
JP3245977B2 (ja) * 1992-06-30 2002-01-15 ソニー株式会社 ディジタル画像信号の伝送装置
US5614952A (en) * 1994-10-11 1997-03-25 Hitachi America, Ltd. Digital video decoder for decoding digital high definition and/or digital standard definition television signals
KR0139164B1 (ko) * 1994-12-19 1998-06-01 김광호 적응적 직교변환부호화 장치
US5748244A (en) * 1995-03-28 1998-05-05 Daewoo Electronics Co., Ltd. Adaptive runlength coding based on zero and non-zero subblocks
KR0179497B1 (ko) * 1995-08-03 1999-05-01 이준 지그재그 및 얼터네이트 주사변환회로
TW311322B (de) * 1995-10-11 1997-07-21 Nippon Steel Corp
US5737019A (en) * 1996-01-29 1998-04-07 Matsushita Electric Corporation Of America Method and apparatus for changing resolution by direct DCT mapping

Also Published As

Publication number Publication date
CN1064185A (zh) 1992-09-02
EP0499307A1 (de) 1992-08-19
JP2001160972A (ja) 2001-06-12
DE69220975D1 (de) 1997-09-04
KR100222505B1 (ko) 1999-10-01
US20020012397A1 (en) 2002-01-31
DE69220975T2 (de) 1998-02-05
EP0499307B1 (de) 1997-07-23
US6385247B1 (en) 2002-05-07
JP3504228B2 (ja) 2004-03-08
US20030123557A1 (en) 2003-07-03
JPH04360484A (ja) 1992-12-14
JP3288419B2 (ja) 2002-06-04
US7646813B2 (en) 2010-01-12
KR920017475A (ko) 1992-09-26
NL9100234A (nl) 1992-09-01
CN1036431C (zh) 1997-11-12

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