CN1235159C - 具有视频解码器的视频装置及其存储控制方法 - Google Patents

具有视频解码器的视频装置及其存储控制方法 Download PDF

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Publication number
CN1235159C
CN1235159C CNB021067929A CN02106792A CN1235159C CN 1235159 C CN1235159 C CN 1235159C CN B021067929 A CNB021067929 A CN B021067929A CN 02106792 A CN02106792 A CN 02106792A CN 1235159 C CN1235159 C CN 1235159C
Authority
CN
China
Prior art keywords
memory
screen display
video
display data
video device
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.)
Expired - Fee Related
Application number
CNB021067929A
Other languages
English (en)
Chinese (zh)
Other versions
CN1374802A (zh
Inventor
埃杜阿特·里茨
丹尼尔·克罗伊索特
丹尼尔·费伊
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.)
THOMSON LICENSING CORP
Original Assignee
THOMSON LICENSING CORP
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 THOMSON LICENSING CORP filed Critical THOMSON LICENSING CORP
Publication of CN1374802A publication Critical patent/CN1374802A/zh
Application granted granted Critical
Publication of CN1235159C publication Critical patent/CN1235159C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14—Handling requests for interconnection or transfer
    • G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
    • G06F13/28—Handling requests for interconnection or transfer for access to input/output bus using burst mode transfer, e.g. direct memory access DMA, cycle steal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/20—Adaptations for transmission via a GHz frequency band, e.g. via satellite
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
    • H04N21/4435—Memory management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Astronomy & Astrophysics (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Bus Control (AREA)
  • Studio Circuits (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
CNB021067929A 2001-03-09 2002-03-08 具有视频解码器的视频装置及其存储控制方法 Expired - Fee Related CN1235159C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP01400628.2 2001-03-09
EP01400628A EP1239670A1 (en) 2001-03-09 2001-03-09 Video apparatus, notably video decoder, and process for memory control in such an apparatus

Publications (2)

Publication Number Publication Date
CN1374802A CN1374802A (zh) 2002-10-16
CN1235159C true CN1235159C (zh) 2006-01-04

Family

ID=8182649

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB021067929A Expired - Fee Related CN1235159C (zh) 2001-03-09 2002-03-08 具有视频解码器的视频装置及其存储控制方法

Country Status (9)

Country Link
US (1) US7154559B2 (https=)
EP (1) EP1239670A1 (https=)
JP (1) JP3989752B2 (https=)
KR (1) KR100852394B1 (https=)
CN (1) CN1235159C (https=)
AT (1) ATE368355T1 (https=)
DE (1) DE60221306T2 (https=)
ES (1) ES2290208T3 (https=)
MX (1) MXPA02002337A (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080281999A1 (en) * 2007-05-07 2008-11-13 Mediatek Inc. Electronic system with direct memory access and method thereof
CN101640770B (zh) * 2008-08-18 2011-05-11 青岛海信信芯科技有限公司 屏幕显示菜单的数据载入方法和视频设备
CN101720040B (zh) * 2009-11-11 2011-05-11 四川长虹电器股份有限公司 融合高速存储器和dma通道的视频解码优化方法
CN102291549A (zh) * 2011-09-07 2011-12-21 天津天地伟业数码科技有限公司 基于cortex-m3的osd结构

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5608459A (en) * 1993-08-13 1997-03-04 Texas Instruments Incorporated Video data decoder having motion compensation and image memory circuitry on single substrate
JP3301263B2 (ja) * 1995-03-29 2002-07-15 株式会社日立製作所 データ復号装置
US5898695A (en) * 1995-03-29 1999-04-27 Hitachi, Ltd. Decoder for compressed and multiplexed video and audio data
JPH09128330A (ja) * 1995-11-06 1997-05-16 Sony Corp 映像表示装置
JPH1093928A (ja) * 1996-09-12 1998-04-10 Hitachi Ltd ディジタル放送デコーダ
US6226291B1 (en) * 1996-11-01 2001-05-01 Texas Instruments Incorporated Transport stream packet parser system
US6369855B1 (en) * 1996-11-01 2002-04-09 Texas Instruments Incorporated Audio and video decoder circuit and system
KR19980042023A (ko) * 1996-11-01 1998-08-17 윌리엄비.켐플러 오디오 영상 시스템용 집적 회로
JPH11103429A (ja) * 1997-09-29 1999-04-13 Sony Corp 画像データ復号化装置及びオン・スクリーン・ディスプレイ・データ更新方法
DE19918046B4 (de) * 1998-04-23 2007-02-15 Lg Electronics Inc. Speicherstruktur für Bild-in-Bild-Anzeige bei einer digitalen Videoanzeigeeinheit sowie Verfahren hierfür
US6085278A (en) * 1998-06-02 2000-07-04 Adaptec, Inc. Communications interface adapter for a computer system including posting of system interrupt status
US6593937B2 (en) * 1998-06-18 2003-07-15 Sony Corporation Method of and apparatus for handling high bandwidth on-screen-display graphics data over a distributed IEEE 1394 network utilizing an isochronous data transmission format
JP3356691B2 (ja) * 1998-07-07 2002-12-16 株式会社東芝 情報記録媒体とその記録方法及び再生方法
US6137539A (en) * 1998-10-09 2000-10-24 Matshushita Electric Industrial Co, Ltd Digital television status display
US6774918B1 (en) * 2000-06-28 2004-08-10 Koninklijke Philips Electronics N.V. Video overlay processor with reduced memory and bus performance requirements
JP3598515B2 (ja) * 2001-12-07 2004-12-08 船井電機株式会社 ディスク再生装置及びｏｓｄ画像の生成方法

Also Published As

Publication number Publication date
US7154559B2 (en) 2006-12-26
JP2002335466A (ja) 2002-11-22
JP3989752B2 (ja) 2007-10-10
KR20020072498A (ko) 2002-09-16
EP1239670A1 (en) 2002-09-11
US20020126225A1 (en) 2002-09-12
KR100852394B1 (ko) 2008-08-18
ATE368355T1 (de) 2007-08-15
CN1374802A (zh) 2002-10-16
MXPA02002337A (es) 2004-06-22
DE60221306T2 (de) 2008-04-10
ES2290208T3 (es) 2008-02-16
DE60221306D1 (de) 2007-09-06

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PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20060104

Termination date: 20170308