DE69621675D1 - Bilddekodierungssystem zur Dekodierung von Bilddaten in Synchronisation mit einem Systemtakt - Google Patents
Bilddekodierungssystem zur Dekodierung von Bilddaten in Synchronisation mit einem SystemtaktInfo
- Publication number
- DE69621675D1 DE69621675D1 DE69621675T DE69621675T DE69621675D1 DE 69621675 D1 DE69621675 D1 DE 69621675D1 DE 69621675 T DE69621675 T DE 69621675T DE 69621675 T DE69621675 T DE 69621675T DE 69621675 D1 DE69621675 D1 DE 69621675D1
- Authority
- DE
- Germany
- Prior art keywords
- decoding
- image
- synchronization
- image data
- system clock
- 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 - Lifetime
Links
Classifications
-
- 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
- H04N21/4341—Demultiplexing of audio and video streams
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
- G06F1/12—Synchronisation of different clock signals provided by a plurality of clock generators
-
- 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
- H04N21/43074—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 additional data with content streams on the same device, e.g. of EPG data or interactive icon with a TV program
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4553295A JP4297518B2 (ja) | 1995-03-06 | 1995-03-06 | 音声・ビデオ復号装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69621675D1 true DE69621675D1 (de) | 2002-07-18 |
DE69621675T2 DE69621675T2 (de) | 2003-01-30 |
Family
ID=12722015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1996621675 Expired - Lifetime DE69621675T2 (de) | 1995-03-06 | 1996-03-06 | Bilddekodierungssystem zur Dekodierung von Bilddaten in Synchronisation mit einem Systemtakt |
Country Status (4)
Country | Link |
---|---|
US (1) | US5784119A (de) |
EP (1) | EP0731615B1 (de) |
JP (1) | JP4297518B2 (de) |
DE (1) | DE69621675T2 (de) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3130464B2 (ja) * | 1996-02-02 | 2001-01-31 | ローム株式会社 | データ復号装置 |
CN1152569C (zh) * | 1996-07-04 | 2004-06-02 | 松下电器产业株式会社 | 产生多路数据、再生编码数据及时钟转换的装置和方法 |
US6041067A (en) * | 1996-10-04 | 2000-03-21 | Matsushita Electric Industrial Co., Ltd. | Device for synchronizing data processing |
EP0932949B1 (de) * | 1996-10-11 | 2004-12-22 | Sarnoff Corporation | Verfahren und vorrichtung zur analyse von bitströmen |
DE19647093A1 (de) * | 1996-11-14 | 1998-05-28 | Bosch Gmbh Robert | Verfahren zur Aktualisierung von Zeitmarken in einem digitalen Datenstrom und Remultiplexer |
US6008856A (en) * | 1997-03-07 | 1999-12-28 | Advanced Micro Devices Inc. | Method of using an audio transmission signal to transmit video data |
US6803964B1 (en) * | 1997-03-21 | 2004-10-12 | International Business Machines Corporation | Method and apparatus for processing digital data |
CN1156171C (zh) * | 1997-04-07 | 2004-06-30 | 松下电器产业株式会社 | 提高处理效率的图象声音处理装置 |
US5912701A (en) * | 1997-05-09 | 1999-06-15 | At&T Corp. | Arrangement for measuring and controlling temporal relationships between channels of a multimedia communication system |
US5936968A (en) * | 1997-05-28 | 1999-08-10 | Sarnoff Corporation | Method and apparatus for multiplexing complete MPEG transport streams from multiple sources using a PLL coupled to both the PCR and the transport encoder clock |
GB2326781B (en) * | 1997-05-30 | 2001-10-10 | British Broadcasting Corp | Video and audio signal processing |
DE19723760B4 (de) * | 1997-06-06 | 2006-07-13 | Deutsche Telekom Ag | Einrichtung und Verfahren zum Empfang von Daten |
US6195403B1 (en) * | 1997-09-26 | 2001-02-27 | International Business Machines Corporation | Pulse generator for a voltage controlled oscillator |
US6118486A (en) * | 1997-09-26 | 2000-09-12 | Sarnoff Corporation | Synchronized multiple format video processing method and apparatus |
US8306170B2 (en) * | 1998-03-31 | 2012-11-06 | International Business Machines Corporation | Digital audio/video clock recovery algorithm |
US8286207B1 (en) | 1998-07-13 | 2012-10-09 | Thomson Licensing | System for processing programs and system timing information derived from multiple broadcast sources |
FR2797549B1 (fr) * | 1999-08-13 | 2001-09-21 | Thomson Multimedia Sa | Procede et dispositif de synchronisation d'un decodeur mpeg |
US6801536B1 (en) | 2000-03-23 | 2004-10-05 | International Business Machines Corporation | Remultiplexing audio/video PES streams from an MPEG transport system |
TW526666B (en) * | 2000-03-29 | 2003-04-01 | Matsushita Electric Ind Co Ltd | Reproducing method for compression coded data and device for the same |
US6975363B1 (en) * | 2000-08-31 | 2005-12-13 | Microsoft Corporation | Methods and systems for independently controlling the presentation speed of digital video frames and digital audio samples |
US7161998B2 (en) | 2001-01-24 | 2007-01-09 | Broadcom Corporation | Digital phase locked loop for regenerating the clock of an embedded signal |
US7003062B1 (en) * | 2001-02-14 | 2006-02-21 | Cisco Systems Canada Co. | Method and system for distribution of clock and frame synchronization information |
EP1248471A1 (de) * | 2001-03-09 | 2002-10-09 | Broadcom Corporation | Digitale Phasenregelschleife zur Taktrückgewinnung für ein eingebettetes Signal |
US7012650B2 (en) * | 2001-06-14 | 2006-03-14 | Sony Corporation | Start/stop audio encoder apparatus and method for synchronizing digital audio and video signals |
KR100442286B1 (ko) * | 2002-02-25 | 2004-07-30 | 엘지전자 주식회사 | 디지털 방송 수신기의 색재현 오차 보상 장치 및 방법 |
US6917247B2 (en) * | 2002-04-26 | 2005-07-12 | Broadcom Corporation | NCO based timebase recovery system and method for A/V decoder |
US7627039B2 (en) * | 2003-09-05 | 2009-12-01 | Realnetworks, Inc. | Parallel video decoding |
US7865021B2 (en) * | 2004-12-06 | 2011-01-04 | Nec Electronics Corporation | Compressed stream decoding apparatus and method |
US8599310B2 (en) * | 2010-12-14 | 2013-12-03 | Ati Technologies Ulc | Audio and video clock synchronization |
KR101280227B1 (ko) * | 2011-10-12 | 2013-07-05 | 전자부품연구원 | 멀티미디어 데이터 디코딩 장치 및 방법 |
FR3020694B1 (fr) * | 2014-05-02 | 2017-09-15 | Softathome | Procede pour synchroniser des horloges independantes. |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5138440A (en) * | 1990-10-29 | 1992-08-11 | General Instrument Corporation | Method and apparatus for communicating a plurality of asynchronous signals over a digital communication path |
US5287182A (en) * | 1992-07-02 | 1994-02-15 | At&T Bell Laboratories | Timing recovery for variable bit-rate video on asynchronous transfer mode (ATM) networks |
AU672070B2 (en) * | 1993-02-26 | 1996-09-19 | Sony Corporation | Synchronization of audio/video information |
US5396497A (en) * | 1993-02-26 | 1995-03-07 | Sony Corporation | Synchronization of audio/video information |
JP3509080B2 (ja) * | 1993-10-15 | 2004-03-22 | ソニー株式会社 | データ再生装置 |
CA2146801C (en) * | 1994-05-27 | 1999-11-02 | Barin Geoffry Haskell | Timing recovery for variable bit-rate video on asynchronous transfer mode (atm) networks |
US5594669A (en) * | 1994-07-19 | 1997-01-14 | Zircon Corporation | Electronic fence post level |
US5598352A (en) * | 1994-09-30 | 1997-01-28 | Cirrus Logic, Inc. | Method and apparatus for audio and video synchronizing in MPEG playback systems |
KR0137701B1 (ko) * | 1994-12-13 | 1998-05-15 | 양승택 | 엠피이지-2(mpeg-2) 시스템의 피이에스(pes) 패킷화 장치 |
IT1268196B1 (it) * | 1994-12-23 | 1997-02-21 | Sip | Dispositivo per la ricetrasmissione e decodifica di sequenze audiovisivi compresse. |
US5543853A (en) * | 1995-01-19 | 1996-08-06 | At&T Corp. | Encoder/decoder buffer control for variable bit-rate channel |
US5598415A (en) * | 1995-08-04 | 1997-01-28 | General Instrument Corporation Of Delaware | Transmission of high rate isochronous data in MPEG-2 data streams |
-
1995
- 1995-03-06 JP JP4553295A patent/JP4297518B2/ja not_active Expired - Lifetime
-
1996
- 1996-02-26 US US08/613,759 patent/US5784119A/en not_active Expired - Lifetime
- 1996-03-06 DE DE1996621675 patent/DE69621675T2/de not_active Expired - Lifetime
- 1996-03-06 EP EP19960103495 patent/EP0731615B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0731615A3 (de) | 1998-12-09 |
DE69621675T2 (de) | 2003-01-30 |
JPH08242444A (ja) | 1996-09-17 |
EP0731615A2 (de) | 1996-09-11 |
US5784119A (en) | 1998-07-21 |
JP4297518B2 (ja) | 2009-07-15 |
EP0731615B1 (de) | 2002-06-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: FREISEN N.L. LLC, WILMINGTON, DEL., US |