DE69321558T2 - Video- und Audiosignalmultiplex- und -trennvorrichtungen - Google Patents
Video- und Audiosignalmultiplex- und -trennvorrichtungenInfo
- Publication number
- DE69321558T2 DE69321558T2 DE69321558T DE69321558T DE69321558T2 DE 69321558 T2 DE69321558 T2 DE 69321558T2 DE 69321558 T DE69321558 T DE 69321558T DE 69321558 T DE69321558 T DE 69321558T DE 69321558 T2 DE69321558 T2 DE 69321558T2
- Authority
- DE
- Germany
- Prior art keywords
- video
- audio signal
- signal multiplexing
- separating devices
- separating
- 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
Links
- 230000005236 sound signal Effects 0.000 title 1
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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/233—Processing of audio elementary streams
- H04N21/2335—Processing of audio elementary streams involving reformatting operations of audio signals, e.g. by converting from one coding standard to another
-
- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/23406—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving management of server-side video buffer
-
- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
- H04N21/23608—Remultiplexing multiplex streams, e.g. involving modifying time stamps or remapping the packet identifiers
-
- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
- H04N21/2368—Multiplexing of audio and video streams
-
- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/242—Synchronization processes, e.g. processing of PCR [Program Clock References]
-
- 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
- H04N21/434—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
-
- 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
- H04N21/4344—Remultiplexing of multiplex streams, e.g. by modifying time stamps or remapping the packet identifiers
-
- 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
- H04N21/439—Processing of audio elementary streams
- H04N21/4392—Processing of audio elementary streams involving audio buffer 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
- H04N21/43—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 or rendering scenes according to encoded video stream scene graphs
- H04N21/44004—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video buffer management, e.g. video decoder buffer or video display buffer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/24—Systems for the transmission of television signals using pulse code modulation
- H04N7/52—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal
- H04N7/54—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal the signals being synchronous
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S348/00—Television
- Y10S348/914—Delay for equalization
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP04306706A JP3139180B2 (ja) | 1992-11-17 | 1992-11-17 | 多重化制御装置 |
JP5085948A JPH06303552A (ja) | 1993-04-13 | 1993-04-13 | 多重化・分離制御回路 |
JP8594993A JPH06303585A (ja) | 1993-04-13 | 1993-04-13 | 多重化・分離制御回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69321558D1 DE69321558D1 (de) | 1998-11-19 |
DE69321558T2 true DE69321558T2 (de) | 1999-04-22 |
Family
ID=27305003
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69321558T Expired - Fee Related DE69321558T2 (de) | 1992-11-17 | 1993-11-08 | Video- und Audiosignalmultiplex- und -trennvorrichtungen |
Country Status (4)
Country | Link |
---|---|
US (1) | US5351090A (de) |
EP (1) | EP0598295B1 (de) |
CA (1) | CA2102928C (de) |
DE (1) | DE69321558T2 (de) |
Families Citing this family (50)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5649029A (en) * | 1991-03-15 | 1997-07-15 | Galbi; David E. | MPEG audio/video decoder |
JPH06276520A (ja) * | 1993-03-22 | 1994-09-30 | Sony Corp | 画像処理装置 |
US5561466A (en) * | 1993-06-23 | 1996-10-01 | Nec Corporation | Video and audio data multiplexing into ATM cells with no dummy cell used and ATM cell demultiplexing |
JP3364281B2 (ja) * | 1993-07-16 | 2003-01-08 | パイオニア株式会社 | 時分割ビデオ及びオーディオ信号の同期方式 |
JP3546889B2 (ja) * | 1993-08-24 | 2004-07-28 | ソニー株式会社 | 多重化伝送方法および装置 |
US5452006A (en) * | 1993-10-25 | 1995-09-19 | Lsi Logic Corporation | Two-part synchronization scheme for digital video decoders |
US5483538A (en) * | 1994-05-25 | 1996-01-09 | The Grass Valley Group, Inc. | Audio frame synchronization for embedded audio demultiplexers |
JP3329076B2 (ja) * | 1994-06-27 | 2002-09-30 | ソニー株式会社 | ディジタル信号伝送方法、ディジタル信号伝送装置、ディジタル信号受信方法及びディジタル信号受信装置 |
US5594660A (en) * | 1994-09-30 | 1997-01-14 | Cirrus Logic, Inc. | Programmable audio-video synchronization method and apparatus for multimedia systems |
US5694332A (en) * | 1994-12-13 | 1997-12-02 | Lsi Logic Corporation | MPEG audio decoding system with subframe input buffering |
US5905768A (en) * | 1994-12-13 | 1999-05-18 | Lsi Logic Corporation | MPEG audio synchronization system using subframe skip and repeat |
US5588029A (en) * | 1995-01-20 | 1996-12-24 | Lsi Logic Corporation | MPEG audio synchronization system using subframe skip and repeat |
JP3149328B2 (ja) * | 1995-01-09 | 2001-03-26 | 松下電器産業株式会社 | 送信装置と受信装置 |
US5621772A (en) * | 1995-01-20 | 1997-04-15 | Lsi Logic Corporation | Hysteretic synchronization system for MPEG audio frame decoder |
US5596369A (en) * | 1995-01-24 | 1997-01-21 | Lsi Logic Corporation | Statistically derived method and system for decoding MPEG motion compensation and transform coded video data |
KR100188084B1 (ko) * | 1995-05-12 | 1999-06-01 | 김광호 | 비디오 신호선을 이용한 오디오 데이타의 전달 장치 및 그 방법 |
DE69623771T2 (de) * | 1995-05-31 | 2003-07-31 | Sony Corp | Verfahren und vorrichtung zur kodierung von audiosignalen und verfahren und vorrichtung zur dekodierung von audiosignalen |
US6181383B1 (en) * | 1996-05-29 | 2001-01-30 | Sarnoff Corporation | Method and apparatus for preserving synchronization of audio and video presentation when splicing transport streams |
KR100308704B1 (ko) * | 1996-07-04 | 2001-10-19 | 모리시타 요이찌 | 다중화 데이터 생성 장치, 부호화 데이터 재생 장치, 클럭 변환 장치, 다중화 데이터 생성 방법, 부호화 데이터 재생 방법 및 클럭 변환 방법 |
US6803964B1 (en) * | 1997-03-21 | 2004-10-12 | International Business Machines Corporation | Method and apparatus for processing digital data |
US6191822B1 (en) * | 1997-06-20 | 2001-02-20 | Sony Corporation | Method of and apparatus for separating audio and video data from a combined audio/video stream of data |
US6289053B1 (en) | 1997-07-31 | 2001-09-11 | Lsi Logic Corporation | Architecture for decoding MPEG compliant video bitstreams meeting 2-frame and letterboxing requirements |
US6236681B1 (en) | 1997-07-31 | 2001-05-22 | Lsi Logic Corporation | Method for decoding MPEG compliant video bitstreams meeting 2-frame and letterboxing requirements |
US6101221A (en) * | 1997-07-31 | 2000-08-08 | Lsi Logic Corporation | Video bitstream symbol extractor for use in decoding MPEG compliant video bitstreams meeting 2-frame and letterboxing requirements |
US6310918B1 (en) | 1997-07-31 | 2001-10-30 | Lsi Logic Corporation | System and method for motion vector extraction and computation meeting 2-frame store and letterboxing requirements |
US6266091B1 (en) | 1997-07-31 | 2001-07-24 | Lsi Logic Corporation | System and method for low delay mode operation video decoding |
US6122316A (en) * | 1997-07-31 | 2000-09-19 | Lsi Logic Corporation | MPEG decoding system meeting 2-frame store and letterboxing requirements |
WO1999035824A1 (en) * | 1998-01-07 | 1999-07-15 | Thomson Consumer Electronics, Inc. | Apparatus for providing a video lip sync delay and method therefore |
JP3422686B2 (ja) * | 1998-06-12 | 2003-06-30 | 三菱電機株式会社 | データ復号装置及びデータ復号方法 |
IL160386A (en) * | 1999-04-06 | 2005-11-20 | Broadcom Corp | Video encoding and video/audio/data multiplexing device |
WO2002009443A1 (fr) | 2000-07-21 | 2002-01-31 | Matsushita Electric Industrial Co., Ltd. | Dispositif emetteur de signaux, et dispositif recepteur de signaux |
SE517245C2 (sv) * | 2000-09-14 | 2002-05-14 | Ericsson Telefon Ab L M | Synkronisering av audio- och videosignaler |
US20030126623A1 (en) * | 2002-01-02 | 2003-07-03 | Sony Electronics Inc. | Audio/video network, system and method for providing audio |
US7212247B2 (en) | 2002-01-31 | 2007-05-01 | Thomson Licensing | Audio/video system providing variable delay |
WO2005004450A1 (en) * | 2003-06-19 | 2005-01-13 | Sony Ericsson Mobile Communications Ab | Media stream mixing |
US8133115B2 (en) | 2003-10-22 | 2012-03-13 | Sony Computer Entertainment America Llc | System and method for recording and displaying a graphical path in a video game |
US7333150B2 (en) * | 2004-05-14 | 2008-02-19 | Pixel Instruments Corporation | Method, system, and program product for eliminating error contribution from production switchers with internal DVEs |
JP4517727B2 (ja) | 2004-05-27 | 2010-08-04 | ヤマハ株式会社 | オーディオ・ビデオアンプ |
KR100651894B1 (ko) * | 2004-07-23 | 2006-12-06 | 엘지전자 주식회사 | 영상기기 및 그 제어방법 |
US20060071933A1 (en) | 2004-10-06 | 2006-04-06 | Sony Computer Entertainment Inc. | Application binary interface for multi-pass shaders |
US7636126B2 (en) | 2005-06-22 | 2009-12-22 | Sony Computer Entertainment Inc. | Delay matching in audio/video systems |
US7970222B2 (en) * | 2005-10-26 | 2011-06-28 | Hewlett-Packard Development Company, L.P. | Determining a delay |
CN1832565B (zh) * | 2005-12-15 | 2010-05-05 | 康佳集团股份有限公司 | 一种嵌入式音频信号传输电路及方法 |
US7880746B2 (en) | 2006-05-04 | 2011-02-01 | Sony Computer Entertainment Inc. | Bandwidth management through lighting control of a user environment via a display device |
US7965859B2 (en) | 2006-05-04 | 2011-06-21 | Sony Computer Entertainment Inc. | Lighting control of a user environment via a display device |
US10786736B2 (en) | 2010-05-11 | 2020-09-29 | Sony Interactive Entertainment LLC | Placement of user information in a game space |
US8838262B2 (en) * | 2011-07-01 | 2014-09-16 | Dolby Laboratories Licensing Corporation | Synchronization and switch over methods and systems for an adaptive audio system |
US9342817B2 (en) | 2011-07-07 | 2016-05-17 | Sony Interactive Entertainment LLC | Auto-creating groups for sharing photos |
US9191686B2 (en) | 2011-07-22 | 2015-11-17 | Honeywell International Inc. | System and method of implementing synchronized audio and video streaming |
CN108965971B (zh) * | 2018-07-27 | 2021-05-14 | 北京数码视讯科技股份有限公司 | 多路音频同步控制方法、控制装置及电子设备 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58100585A (ja) * | 1981-12-10 | 1983-06-15 | Nec Corp | 映音同時伝送方式 |
US5113242A (en) * | 1987-07-24 | 1992-05-12 | North American Philips Corporation | Two-line MAC high definition television system |
US5231492A (en) * | 1989-03-16 | 1993-07-27 | Fujitsu Limited | Video and audio multiplex transmission system |
JP3321802B2 (ja) * | 1990-06-28 | 2002-09-09 | キヤノン株式会社 | ディジタル信号処理装置 |
JP3049842B2 (ja) * | 1991-04-11 | 2000-06-05 | ソニー株式会社 | 映像及び音声データ伝送装置 |
-
1993
- 1993-11-08 EP EP93118046A patent/EP0598295B1/de not_active Expired - Lifetime
- 1993-11-08 DE DE69321558T patent/DE69321558T2/de not_active Expired - Fee Related
- 1993-11-10 US US08/149,944 patent/US5351090A/en not_active Expired - Lifetime
- 1993-11-12 CA CA002102928A patent/CA2102928C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69321558D1 (de) | 1998-11-19 |
EP0598295B1 (de) | 1998-10-14 |
US5351090A (en) | 1994-09-27 |
CA2102928A1 (en) | 1994-05-18 |
EP0598295A1 (de) | 1994-05-25 |
CA2102928C (en) | 1999-02-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |