BR9907902A - Processamento de dados digitais em um decodificador - Google Patents

Processamento de dados digitais em um decodificador

Info

Publication number
BR9907902A
BR9907902A BR9907902-0A BR9907902A BR9907902A BR 9907902 A BR9907902 A BR 9907902A BR 9907902 A BR9907902 A BR 9907902A BR 9907902 A BR9907902 A BR 9907902A
Authority
BR
Brazil
Prior art keywords
decoder
image file
format
digital data
data processing
Prior art date
Application number
BR9907902-0A
Other languages
English (en)
Other versions
BRPI9907902B1 (pt
Inventor
Dominique Hamery
Jerome Meric
Original Assignee
Canal Plus Sa
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 Canal Plus Sa filed Critical Canal Plus Sa
Publication of BR9907902A publication Critical patent/BR9907902A/pt
Publication of BRPI9907902B1 publication Critical patent/BRPI9907902B1/pt

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
    • 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
    • H04N19/60—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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/02—Handling of images in compressed format, e.g. JPEG, MPEG
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/02—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed
    • G09G5/06—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed using colour palettes, e.g. look-up tables

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Studio Circuits (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Digital Computer Display Output (AREA)
  • Holo Graphy (AREA)
  • Details Of Television Scanning (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)

Abstract

Resumo da Patente de Invenção <B>"PROCESSAMENTO DE DADOS DIGITAIS EM UM DECODIFICADOR"<D>. Um decodificador (13) para um sistema de transmissão audiovisual digital, o decodificador (13) compreendendo um processador geral (20) para descomprimir dados digitais de imagem comprimidos, e um meio processador gráfico (36) para preparar os dados descomprimidos para exibição, caracterizado pelo fato de que o processador geral (20) é adaptado para descomprimir e armazenar um arquivo de imagem no seu formato substancialmente original e converter, subseq³entemente, o arquivo de imagem em pelo menos um segundo formato para armazenamento e exibição, as primeira e segunda versões do formato de arquivo de imagem sendo armazenadas contemporaneamente em uma memória (20) do decodificador.
BRPI9907902A 1998-02-16 1999-02-08 “Decodificador para um sistema de transmissão audiovisual digital e método de processar imagens digitais em um decodificador” BRPI9907902B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP98400369A EP0936814A1 (en) 1998-02-16 1998-02-16 Processing of graphical digital picture data in a decoder
PCT/IB1999/000280 WO1999041913A1 (en) 1998-02-16 1999-02-08 Processing of graphical digital picture data in a decoder

Publications (2)

Publication Number Publication Date
BR9907902A true BR9907902A (pt) 2000-10-17
BRPI9907902B1 BRPI9907902B1 (pt) 2016-01-12

Family

ID=8235277

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9907902A BRPI9907902B1 (pt) 1998-02-16 1999-02-08 “Decodificador para um sistema de transmissão audiovisual digital e método de processar imagens digitais em um decodificador”

Country Status (20)

Country Link
EP (2) EP0936814A1 (pt)
JP (1) JP4677096B2 (pt)
KR (1) KR100643835B1 (pt)
CN (1) CN1291410A (pt)
AT (1) ATE226380T1 (pt)
AU (1) AU749833B2 (pt)
BR (1) BRPI9907902B1 (pt)
CA (1) CA2318637A1 (pt)
DE (1) DE69903517T2 (pt)
ES (1) ES2185306T3 (pt)
HR (1) HRP20000484A2 (pt)
HU (1) HUP0101604A3 (pt)
ID (1) ID25909A (pt)
IL (1) IL137641A0 (pt)
NO (1) NO20004080L (pt)
NZ (1) NZ505868A (pt)
PL (1) PL342371A1 (pt)
TR (1) TR200002368T2 (pt)
WO (1) WO1999041913A1 (pt)
ZA (1) ZA991125B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7218845B2 (en) 1996-04-15 2007-05-15 Autodesk Canada Co. Reading image frames as files
GB2385479B (en) * 2001-04-19 2005-07-27 Discreet Logic Inc Image data processing
EP0995316A2 (en) * 1998-03-31 2000-04-26 Koninklijke Philips Electronics N.V. Method and device for modifying data in an encoded data stream
US6289455B1 (en) * 1999-09-02 2001-09-11 Crypotography Research, Inc. Method and apparatus for preventing piracy of digital content
DE102004008248A1 (de) * 2004-02-19 2005-09-22 Fujitsu Siemens Computers Gmbh Datennetzanschlussgerät für ein Anzeigegerät und Verfahren zur Aufbereitung von aus einem Datennetz geladenen Daten
CN107770472B (zh) * 2017-10-31 2020-07-28 中国电子科技集团公司第二十九研究所 一种secam制式模拟电视信号数字化解调方法及数字信号图像恢复方法
CN113132649B (zh) * 2019-12-31 2023-01-03 北京字节跳动网络技术有限公司 图像生成方法、装置、电子设备及计算机可读存储介质

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07112230B2 (ja) * 1990-06-29 1995-11-29 富士ゼロックス株式会社 画像処理装置
JPH06326856A (ja) * 1993-05-17 1994-11-25 Hitachi Ltd データ記録装置および方法
CN100348036C (zh) * 1994-12-14 2007-11-07 皇家菲利浦电子有限公司 附加字幕的传输系统
JPH09297568A (ja) * 1996-05-07 1997-11-18 Fujitsu Ltd データ処理装置
JPH1042149A (ja) * 1996-07-19 1998-02-13 Fuji Xerox Co Ltd 画像処理装置及び画像表現変換方法

Also Published As

Publication number Publication date
BRPI9907902B1 (pt) 2016-01-12
ZA991125B (en) 1999-08-12
JP2002503928A (ja) 2002-02-05
EP1057346B1 (en) 2002-10-16
ES2185306T3 (es) 2003-04-16
ID25909A (id) 2000-11-09
PL342371A1 (en) 2001-06-04
NZ505868A (en) 2002-03-01
IL137641A0 (en) 2001-10-31
JP4677096B2 (ja) 2011-04-27
KR20010086240A (ko) 2001-09-10
ATE226380T1 (de) 2002-11-15
EP1057346A1 (en) 2000-12-06
AU749833B2 (en) 2002-07-04
HRP20000484A2 (en) 2000-12-31
NO20004080L (no) 2000-10-16
CA2318637A1 (en) 1999-08-19
HK1031071A1 (en) 2001-05-25
NO20004080D0 (no) 2000-08-15
AU2181799A (en) 1999-08-30
DE69903517D1 (de) 2002-11-21
CN1291410A (zh) 2001-04-11
HUP0101604A2 (hu) 2001-09-28
TR200002368T2 (tr) 2001-04-20
KR100643835B1 (ko) 2006-11-10
HUP0101604A3 (en) 2003-05-28
WO1999041913A1 (en) 1999-08-19
EP0936814A1 (en) 1999-08-18
DE69903517T2 (de) 2003-06-26

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Legal Events

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B25C Requirement related to requested transfer of rights

Owner name: CANAL+ SOCIETE ANONYME (FR)

Free format text: AFIM DE ATENDER AS TRANSFERENCIAS REQUERIDAS ATRAVES DA PETICAO NO 020110017903/RJ DE 23/02/2011, E NECESSARIO RECOLHER AS GUIAS REFERENTES AS ALTERACOES DE NOME.

B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B25A Requested transfer of rights approved

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B25G Requested change of headquarter approved
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B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

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