JPH08172624A - Ｍｐｅｇ信号復号方法及び装置 - Google Patents

Ｍｐｅｇ信号復号方法及び装置

Info

Publication number
JPH08172624A
JPH08172624A JP7224473A JP22447395A JPH08172624A JP H08172624 A JPH08172624 A JP H08172624A JP 7224473 A JP7224473 A JP 7224473A JP 22447395 A JP22447395 A JP 22447395A JP H08172624 A JPH08172624 A JP H08172624A
Authority
JP
Japan
Prior art keywords
time
data
video
circuit
word
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.)
Pending
Application number
JP7224473A
Other languages
English (en)
Japanese (ja)
Inventor
Adrian P Wise
ピー． ワイズ エイドリアン
Kevin D Dewar
ディ． デュワー ケビン
Anthony Mark Jones
マーク ジョーンズ アンソニー
William Sotheran Martin
ウィリアム ソザーラン マーティン
Colin Smith
スミス コリン
Helen Rosemary Finch
ローズマリー フィンチ ヘレン
Anthony Peter J Claydon
ピーター ジョン クレイドン アンソニー
Donald William W Patterson
ウィリアム ダブリュ． パターソン ドナルド
Barnes Mark
バーンズ マーク
Peter Kuligowski Andrew
ピーター カリゴウスキ アンドリュ
William P Robbins
ピー． ロビンズ ウィリアム
Nicholas Birch
バーチ ニコラス
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.)
Discovision Associates
Original Assignee
Discovision Associates
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=26305370&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPH08172624(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from GB9415413A external-priority patent/GB9415413D0/en
Application filed by Discovision Associates filed Critical Discovision Associates
Publication of JPH08172624A publication Critical patent/JPH08172624A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/0207—Addressing or allocation; Relocation with multidimensional access, e.g. row/column, matrix
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F13/16—Handling requests for interconnection or transfer for access to memory bus
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • 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
    • 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
    • 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
    • H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
    • H04N21/4305—Synchronising client clock from received content stream, e.g. locking decoder clock with encoder clock, extraction of the PCR packets
    • 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
    • H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
    • H04N21/4307—Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen
    • H04N21/43072—Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen of multiple content streams on the same device
    • 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
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
    • H04N21/44004—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving video buffer management, e.g. video decoder buffer or video display buffer
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/04—Addressing variable-length words or parts of words
    • 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
    • H04N19/90—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
JP7224473A 1994-07-29 1995-07-28 Ｍｐｅｇ信号復号方法及び装置 Pending JPH08172624A (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB9415413A GB9415413D0 (en) 1994-07-29 1994-07-29 Method and apparatus for video decompression
GB9415413.5 1995-06-07
GB9511569A GB2293076B (en) 1994-07-29 1995-06-07 Time synchronisation in a multiplexed data stream
GB9511569.7 1995-06-07

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP2000226090A Division JP2001094437A (ja) 1994-07-29 2000-06-21 Ｍｐｅｇ信号復号方法及び装置
JP2000226091A Division JP2001168728A (ja) 1994-07-29 2000-06-21 Ｍｐｅｇ信号復号方法及び装置

Publications (1)

Publication Number Publication Date
JPH08172624A true JPH08172624A (ja) 1996-07-02

Family

ID=26305370

Family Applications (3)

Application Number Title Priority Date Filing Date
JP7224473A Pending JPH08172624A (ja) 1994-07-29 1995-07-28 Ｍｐｅｇ信号復号方法及び装置
JP2000226091A Pending JP2001168728A (ja) 1994-07-29 2000-06-21 Ｍｐｅｇ信号復号方法及び装置
JP2000226090A Pending JP2001094437A (ja) 1994-07-29 2000-06-21 Ｍｐｅｇ信号復号方法及び装置

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2000226091A Pending JP2001168728A (ja) 1994-07-29 2000-06-21 Ｍｐｅｇ信号復号方法及び装置
JP2000226090A Pending JP2001094437A (ja) 1994-07-29 2000-06-21 Ｍｐｅｇ信号復号方法及び装置

Country Status (8)

Country Link
US (16) US5829007A (US06217234-20010417-M00004.png)
EP (8) EP0695095A3 (US06217234-20010417-M00004.png)
JP (3) JPH08172624A (US06217234-20010417-M00004.png)
CN (1) CN1144434A (US06217234-20010417-M00004.png)
AU (3) AU701335C (US06217234-20010417-M00004.png)
CA (1) CA2154962A1 (US06217234-20010417-M00004.png)
MX (1) MXPA99001886A (US06217234-20010417-M00004.png)
SG (1) SG108204A1 (US06217234-20010417-M00004.png)

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US5963154A (en) 1999-10-05
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