KR100852394B1 - 비디오 장치, 특히 비디오 디코더와, 이러한 장치에서 메모리 제어를 위한 방법 - Google Patents

비디오 장치, 특히 비디오 디코더와, 이러한 장치에서 메모리 제어를 위한 방법 Download PDF

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Publication number
KR100852394B1
KR100852394B1 KR1020020010113A KR20020010113A KR100852394B1 KR 100852394 B1 KR100852394 B1 KR 100852394B1 KR 1020020010113 A KR1020020010113 A KR 1020020010113A KR 20020010113 A KR20020010113 A KR 20020010113A KR 100852394 B1 KR100852394 B1 KR 100852394B1
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KR
South Korea
Prior art keywords
memory
osd
video
ram
video device
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Expired - Fee Related
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KR1020020010113A
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English (en)
Korean (ko)
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KR20020072498A (ko
Inventor
에두아르 리쯔
다니엘 크루소
다니엘 파이
Original Assignee
톰슨 라이센싱
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Publication of KR20020072498A publication Critical patent/KR20020072498A/ko
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    • 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

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  • 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)
KR1020020010113A 2001-03-09 2002-02-26 비디오 장치, 특히 비디오 디코더와, 이러한 장치에서 메모리 제어를 위한 방법 Expired - Fee Related KR100852394B1 (ko)

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
KR20020072498A KR20020072498A (ko) 2002-09-16
KR100852394B1 true KR100852394B1 (ko) 2008-08-18

Family

ID=8182649

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020020010113A Expired - Fee Related KR100852394B1 (ko) 2001-03-09 2002-02-26 비디오 장치, 특히 비디오 디코더와, 이러한 장치에서 메모리 제어를 위한 방법

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

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08275151A (ja) * 1995-03-29 1996-10-18 Hitachi Ltd 多重化圧縮画像音声データの分配復号装置
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
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

Family Cites Families (12)

* 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
US5898695A (en) * 1995-03-29 1999-04-27 Hitachi, Ltd. Decoder for compressed and multiplexed video and audio data
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
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

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08275151A (ja) * 1995-03-29 1996-10-18 Hitachi Ltd 多重化圧縮画像音声データの分配復号装置
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
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

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
ATE368355T1 (de) 2007-08-15
CN1374802A (zh) 2002-10-16
MXPA02002337A (es) 2004-06-22
CN1235159C (zh) 2006-01-04
DE60221306T2 (de) 2008-04-10
ES2290208T3 (es) 2008-02-16
DE60221306D1 (de) 2007-09-06

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