DK1062816T3 - Anvendelse af tidsjusterede blokke af kodet audio i video/audioapplikationer for at lette audioomskiftning - Google Patents

Anvendelse af tidsjusterede blokke af kodet audio i video/audioapplikationer for at lette audioomskiftning

Info

Publication number
DK1062816T3
DK1062816T3 DK99913844T DK99913844T DK1062816T3 DK 1062816 T3 DK1062816 T3 DK 1062816T3 DK 99913844 T DK99913844 T DK 99913844T DK 99913844 T DK99913844 T DK 99913844T DK 1062816 T3 DK1062816 T3 DK 1062816T3
Authority
DK
Denmark
Prior art keywords
audio
video
facilitate
applications
switching
Prior art date
Application number
DK99913844T
Other languages
Danish (da)
English (en)
Inventor
Craig Campbell Todd
Original Assignee
Dolby Lab 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 Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp
Application granted granted Critical
Publication of DK1062816T3 publication Critical patent/DK1062816T3/da

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]
    • H04N21/20—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
    • 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
    • H04N21/23602—Multiplexing isochronously with the video sync, e.g. according to bit-parallel or bit-serial interface formats, as SDI
    • 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
    • H04N21/236—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
    • H04N21/23614—Multiplexing of additional data 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
    • H04N21/236—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—Synchronisation processes, e.g. processing of PCR [Programme 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
    • 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
    • H04N21/4342—Demultiplexing isochronously with video sync, e.g. according to bit-parallel or bit-serial interface formats, as SDI
    • 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
    • H04N21/4348—Demultiplexing of additional data and video streams

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Signal Processing For Recording (AREA)
  • Television Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Time-Division Multiplex Systems (AREA)
DK99913844T 1998-03-13 1999-03-11 Anvendelse af tidsjusterede blokke af kodet audio i video/audioapplikationer for at lette audioomskiftning DK1062816T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/042,367 US6085163A (en) 1998-03-13 1998-03-13 Using time-aligned blocks of encoded audio in video/audio applications to facilitate audio switching
PCT/US1999/005249 WO1999046938A1 (en) 1998-03-13 1999-03-11 Method of embedding compressed digital audio signals in a video signal using guard bands

Publications (1)

Publication Number Publication Date
DK1062816T3 true DK1062816T3 (da) 2003-11-03

Family

ID=21921528

Family Applications (1)

Application Number Title Priority Date Filing Date
DK99913844T DK1062816T3 (da) 1998-03-13 1999-03-11 Anvendelse af tidsjusterede blokke af kodet audio i video/audioapplikationer for at lette audioomskiftning

Country Status (16)

Country Link
US (1) US6085163A (https=)
EP (1) EP1062816B1 (https=)
JP (1) JP4402834B2 (https=)
KR (1) KR100675562B1 (https=)
CN (1) CN1172536C (https=)
AR (2) AR014716A1 (https=)
AT (1) ATE247363T1 (https=)
AU (1) AU760400B2 (https=)
BR (1) BR9909247B1 (https=)
CA (1) CA2323564C (https=)
DE (1) DE69910360T2 (https=)
DK (1) DK1062816T3 (https=)
ES (1) ES2203101T3 (https=)
MY (1) MY125807A (https=)
TW (1) TW473702B (https=)
WO (1) WO1999046938A1 (https=)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6188987B1 (en) * 1998-11-17 2001-02-13 Dolby Laboratories Licensing Corporation Providing auxiliary information with frame-based encoded audio information
US6690428B1 (en) * 1999-09-13 2004-02-10 Nvision, Inc. Method and apparatus for embedding digital audio data in a serial digital video data stream
US8503650B2 (en) * 2001-02-27 2013-08-06 Verizon Data Services Llc Methods and systems for configuring and providing conference calls
US7277427B1 (en) * 2003-02-10 2007-10-02 Nvision, Inc. Spatially distributed routing switch
US7774494B2 (en) 2004-10-07 2010-08-10 Thomson Licensing Audio/video router
BRPI0718738B1 (pt) 2006-12-12 2023-05-16 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Codificador, decodificador e métodos para codificação e decodificação de segmentos de dados representando uma corrente de dados de domínio de tempo
WO2008079112A1 (en) * 2006-12-20 2008-07-03 Thomson Licensing Embedded audio routing switcher
AU2008291065A1 (en) * 2007-12-19 2009-07-09 Interactivetv Pty Limited Device and method for synchronisation of digital video and audio streams to media presentation devices
EP2242048B1 (en) * 2008-01-09 2017-06-14 LG Electronics Inc. Method and apparatus for identifying frame type
US11657788B2 (en) 2009-05-27 2023-05-23 Dolby International Ab Efficient combined harmonic transposition
TWI675367B (zh) 2009-05-27 2019-10-21 瑞典商杜比國際公司 從訊號的低頻成份產生該訊號之高頻成份的系統與方法，及其機上盒、電腦程式產品、軟體程式及儲存媒體
CN119232954A (zh) * 2024-10-16 2024-12-31 汉威科技集团股份有限公司 传感器阵列数据传输方法及装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4532556A (en) * 1983-05-20 1985-07-30 Dolby Laboratories Licensing Corporation Time-base correction of audio signals in video tape recorders
US5632005A (en) * 1991-01-08 1997-05-20 Ray Milton Dolby Encoder/decoder for multidimensional sound fields
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
EP0734021A3 (en) * 1995-03-23 1999-05-26 SICAN, GESELLSCHAFT FÜR SILIZIUM-ANWENDUNGEN UND CAD/CAT NIEDERSACHSEN mbH Method and apparatus for decoding of digital audio data coded in layer 1 or 2 of MPEG format
US5819215A (en) * 1995-10-13 1998-10-06 Dobson; Kurt Method and apparatus for wavelet based data compression having adaptive bit rate control for compression of digital audio or other sensory data
US5946352A (en) * 1997-05-02 1999-08-31 Texas Instruments Incorporated Method and apparatus for downmixing decoded data streams in the frequency domain prior to conversion to the time domain
US5860060A (en) * 1997-05-02 1999-01-12 Texas Instruments Incorporated Method for left/right channel self-alignment

Also Published As

Publication number Publication date
HK1036721A1 (en) 2002-01-11
DE69910360T2 (de) 2004-06-24
BR9909247A (pt) 2000-11-28
WO1999046938A1 (en) 1999-09-16
CA2323564C (en) 2008-05-13
JP4402834B2 (ja) 2010-01-20
US6085163A (en) 2000-07-04
MY125807A (en) 2006-08-30
AU3183099A (en) 1999-09-27
EP1062816B1 (en) 2003-08-13
JP2002507101A (ja) 2002-03-05
TW473702B (en) 2002-01-21
CA2323564A1 (en) 1999-09-16
ATE247363T1 (de) 2003-08-15
KR100675562B1 (ko) 2007-01-29
AR021444A2 (es) 2002-07-17
BR9909247B1 (pt) 2014-08-26
CN1172536C (zh) 2004-10-20
DE69910360D1 (de) 2003-09-18
ES2203101T3 (es) 2004-04-01
CN1292979A (zh) 2001-04-25
AU760400B2 (en) 2003-05-15
EP1062816A1 (en) 2000-12-27
KR20010040826A (ko) 2001-05-15
AR014716A1 (es) 2001-03-28

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