CA2445798A1 - A duplicating switch for streaming data units to a terminal - Google Patents

A duplicating switch for streaming data units to a terminal Download PDF

Info

Publication number
CA2445798A1
CA2445798A1 CA002445798A CA2445798A CA2445798A1 CA 2445798 A1 CA2445798 A1 CA 2445798A1 CA 002445798 A CA002445798 A CA 002445798A CA 2445798 A CA2445798 A CA 2445798A CA 2445798 A1 CA2445798 A1 CA 2445798A1
Authority
CA
Canada
Prior art keywords
stream
switch
content
data units
duplicating
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.)
Abandoned
Application number
CA002445798A
Other languages
English (en)
French (fr)
Inventor
Gil Weigand
William J. Raduchel
Scott K. Brown
David Bill
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.)
Historic AOL LLC
Original Assignee
Individual
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
Priority claimed from US09/893,692 external-priority patent/US7266609B2/en
Application filed by Individual filed Critical Individual
Publication of CA2445798A1 publication Critical patent/CA2445798A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/1881—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast with schedule organisation, e.g. priority, sequence management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00—Network arrangements, protocols or services for addressing or naming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/60—Network streaming of media packets
    • H04L65/75—Media network packet handling
    • H04L65/765—Media network packet handling intermediate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/50—Network services
    • H04L67/56—Provisioning of proxy services
    • H04L67/561—Adding application-functional data or data for application control, e.g. adding metadata
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/22—Parsing or analysis of headers
    • 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
    • H04N21/21—Server components or server architectures
    • H04N21/222—Secondary servers, e.g. proxy server, cable television Head-end
    • 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
    • H04N21/231—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion
    • H04N21/23106—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion involving caching operations
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
    • H04N21/6125—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via Internet
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/64—Addressing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/1854—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast with non-centralised forwarding system, e.g. chaincast
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/30—Definitions, standards or architectural aspects of layered protocol stacks
    • H04L69/32—Architecture of open systems interconnection [OSI] 7-layer type protocol stacks, e.g. the interfaces between the data link level and the physical level
    • H04L69/322—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions
    • H04L69/329—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions in the application layer [OSI layer 7]

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Library & Information Science (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
CA002445798A 2001-04-30 2002-04-30 A duplicating switch for streaming data units to a terminal Abandoned CA2445798A1 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US28696401P 2001-04-30 2001-04-30
US60/286,964 2001-04-30
US09/893,692 US7266609B2 (en) 2001-04-30 2001-06-29 Generating multiple data streams from a single data source
US09/893,692 2001-06-29
US34318301P 2001-12-31 2001-12-31
US60/343,183 2001-12-31
PCT/US2002/013362 WO2002088885A2 (en) 2001-04-30 2002-04-30 A duplicating switch for streaming data units to a terminal

Publications (1)

Publication Number Publication Date
CA2445798A1 true CA2445798A1 (en) 2002-11-07

Family

ID=27403667

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002445798A Abandoned CA2445798A1 (en) 2001-04-30 2002-04-30 A duplicating switch for streaming data units to a terminal

Country Status (6)

Country Link
EP (1) EP1384129A4 (zh)
JP (1) JP2004533755A (zh)
CN (1) CN100449509C (zh)
AU (1) AU2002305256B2 (zh)
CA (1) CA2445798A1 (zh)
WO (1) WO2002088885A2 (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003294008A1 (en) * 2003-12-24 2005-07-21 Telefonaktiebolaget Lm Ericsson (Publ) Distributing a data stream in a telecommunications network
US8005199B2 (en) * 2006-08-18 2011-08-23 Avaya Inc. Intelligent media stream recovery
FR2906954B1 (fr) * 2006-10-10 2009-02-27 Tdf Sa Procede de retardement temporel de flux de contenus numeriques,dispositif,et produit programme d'ordinateur correspondants.
US8352540B2 (en) 2008-03-06 2013-01-08 International Business Machines Corporation Distinguishing data streams to enhance data storage efficiency
JP4821843B2 (ja) * 2008-12-16 2011-11-24 コニカミノルタビジネステクノロジーズ株式会社 データ配信システム、データ配信装置、データ配信方法およびデータ配信プログラム
US10484487B2 (en) 2015-04-01 2019-11-19 At&T Mobility Ii Llc System and method for predictive delivery of prioritized content

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5583561A (en) * 1994-06-07 1996-12-10 Unisys Corporation Multi-cast digital video data server using synchronization groups
US5815662A (en) * 1995-08-15 1998-09-29 Ong; Lance Predictive memory caching for media-on-demand systems
US5867502A (en) * 1996-02-15 1999-02-02 Bellsouth Corporation Method and system for interfacing an ATM switch and an optical network wherein bandwidth is maximized and non-local data streams are grouped into destination groups
US5883891A (en) * 1996-04-30 1999-03-16 Williams; Wyatt Method and apparatus for increased quality of voice transmission over the internet
US5838912A (en) * 1996-09-04 1998-11-17 International Business Machines Corporation Distribution of digitally encoded presentations
US6195680B1 (en) * 1998-07-23 2001-02-27 International Business Machines Corporation Client-based dynamic switching of streaming servers for fault-tolerance and load balancing
US6363429B1 (en) * 1999-04-20 2002-03-26 3Com Corporation Method and system for automatic determination of priority data streams on computer networks
US6381746B1 (en) * 1999-05-26 2002-04-30 Unisys Corporation Scaleable video system having shared control circuits for sending multiple video streams to respective sets of viewers

Also Published As

Publication number Publication date
JP2004533755A (ja) 2004-11-04
AU2002305256B2 (en) 2008-11-06
CN100449509C (zh) 2009-01-07
EP1384129A2 (en) 2004-01-28
EP1384129A4 (en) 2006-08-30
CN1559037A (zh) 2004-12-29
WO2002088885A2 (en) 2002-11-07
WO2002088885A3 (en) 2002-12-19

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued