AU2001250797A1 - Synchronization for digital cable network - Google Patents

Synchronization for digital cable network

Info

Publication number
AU2001250797A1
AU2001250797A1 AU2001250797A AU5079701A AU2001250797A1 AU 2001250797 A1 AU2001250797 A1 AU 2001250797A1 AU 2001250797 A AU2001250797 A AU 2001250797A AU 5079701 A AU5079701 A AU 5079701A AU 2001250797 A1 AU2001250797 A1 AU 2001250797A1
Authority
AU
Australia
Prior art keywords
synchronization
cable network
digital cable
digital
network
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
AU2001250797A
Other languages
English (en)
Inventor
Danny Fung
Mohammad Usman
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.)
Avaz Networks Inc
Original Assignee
Avaz Networks Inc
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 Avaz Networks Inc filed Critical Avaz Networks Inc
Publication of AU2001250797A1 publication Critical patent/AU2001250797A1/en
Abandoned legal-status Critical Current

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
    • H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
    • G06Q40/02—Banking, e.g. interest calculation or account maintenance
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
    • G06Q40/08—Insurance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode 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]
    • H04N21/20—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
    • 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
    • H04N21/2365—Multiplexing of several 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
    • H04N21/4347—Demultiplexing of several 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
    • H04N21/44—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable
    • 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
    • H04N7/56—Synchronising systems therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0016—Arrangements for synchronising receiver with transmitter correction of synchronization errors
    • H04L7/002—Arrangements for synchronising receiver with transmitter correction of synchronization errors correction by interpolation
    • H04L7/0029—Arrangements for synchronising receiver with transmitter correction of synchronization errors correction by interpolation interpolation of received data signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N2007/17372—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal the upstream transmission being initiated or timed by a signal from upstream of the user terminal
    • 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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Technology Law (AREA)
  • Strategic Management (AREA)
  • Marketing (AREA)
  • Physics & Mathematics (AREA)
  • General Business, Economics & Management (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Economics (AREA)
  • Development Economics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Television Systems (AREA)
AU2001250797A 2000-03-03 2001-03-02 Synchronization for digital cable network Abandoned AU2001250797A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US18673300P 2000-03-03 2000-03-03
US60186733 2000-03-03
US19501500P 2000-04-06 2000-04-06
US60195015 2000-04-06
PCT/US2001/006847 WO2001067745A2 (fr) 2000-03-03 2001-03-02 Synchronisation d'un reseau numerique cable

Publications (1)

Publication Number Publication Date
AU2001250797A1 true AU2001250797A1 (en) 2001-09-17

Family

ID=26882346

Family Applications (2)

Application Number Title Priority Date Filing Date
AU2001247257A Abandoned AU2001247257A1 (en) 2000-03-03 2001-03-02 Method and apparatus for data rate synchronization
AU2001250797A Abandoned AU2001250797A1 (en) 2000-03-03 2001-03-02 Synchronization for digital cable network

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AU2001247257A Abandoned AU2001247257A1 (en) 2000-03-03 2001-03-02 Method and apparatus for data rate synchronization

Country Status (3)

Country Link
US (2) US20010055354A1 (fr)
AU (2) AU2001247257A1 (fr)
WO (2) WO2001067745A2 (fr)

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US7069574B1 (en) * 1999-09-02 2006-06-27 Broadlogic Network Technologies, Inc. System time clock capture for computer satellite receiver
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US20050068952A1 (en) * 2002-05-24 2005-03-31 Deiss Michael S. Conditional access filter as for a packet video signal inverse transport system
US7327742B2 (en) * 2002-06-26 2008-02-05 Standard Microsystems Corp. Communication system and method for sending isochronous streaming data within a frame segment using a signaling byte
DE10254405B3 (de) * 2002-11-21 2004-06-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Empfänger und Verfahren zum Betreiben eines Empfängers
US7702941B2 (en) * 2003-08-13 2010-04-20 Intel Corporation Universal adaptive synchronization scheme for distributed audio-video capture on heterogeneous computing platforms
US20060164266A1 (en) * 2003-09-22 2006-07-27 Inova Semiconductors Gmbh Synthesizing a remote controlled clock for data transmission via a digital multimedia link
WO2005029740A1 (fr) * 2003-09-22 2005-03-31 Inova Semiconductors Gmbh Systeme et procede permettant de realiser une synthese d'horloge telecommandee lors d'une transmission via un lien multimedia numerique
US8223798B2 (en) * 2005-10-07 2012-07-17 Csr Technology Inc. Adaptive receiver
US8036135B2 (en) * 2005-10-21 2011-10-11 Qualcomm Incorporated Mac performance of a mesh network using both sender-based and receiver-based scheduling
US9413632B2 (en) * 2007-10-05 2016-08-09 Entropic Communications, Llc Method for extended rate/range communication over a communication network
JP5082145B2 (ja) * 2008-09-04 2012-11-28 日本電気株式会社 ノード装置およびその帯域制御方法
GB201115119D0 (en) * 2011-09-01 2011-10-19 Multi Mode Multi Media Solutions Nv Generation of digital clock for system having RF circuitry
US20130077641A1 (en) * 2011-09-22 2013-03-28 Harley F. Burger, Jr. Systems, Circuits and Methods for Time Stamp Based One-Way Communications
US9425948B2 (en) * 2012-01-26 2016-08-23 Qualcomm Incorporated Techniques for synchronizing a clock of a wired connection when transmitted over a wireless channel
WO2014051615A1 (fr) * 2012-09-28 2014-04-03 Hewlett-Packard Development Company, L.P. Synchronisation des compteurs horodateurs
US9900634B2 (en) 2013-03-15 2018-02-20 Arris Enterprises, Inc. CATV video and data transmission system with automatic parameter control
US9461744B2 (en) 2013-03-15 2016-10-04 Arris Enterprises, Inc. CATV video and data transmission system with signal insertion
US9635309B2 (en) * 2013-03-15 2017-04-25 Arris Enterprises, Inc. CATV video and data transmission system with digital input
CN105721092B (zh) * 2014-12-04 2018-12-04 西安航天动力试验技术研究所 重采样技术提高分布式系统时间同步精度的方法
US9559834B1 (en) 2015-01-26 2017-01-31 Altera Corporation Multi-rate transceiver circuitry
KR101960935B1 (ko) 2017-08-24 2019-03-21 주식회사 포스코 래들 및 이를 이용한 용강 처리 방법
CN108880927B (zh) * 2018-04-20 2021-05-11 武汉中元华电电力设备有限公司 一种时间同步信号异常自动记录方法
US11362799B2 (en) 2019-11-26 2022-06-14 Arris Enterprises Llc Digital return receiver with digital data aggregation
WO2022036434A2 (fr) * 2020-04-06 2022-02-24 National Research Council Of Canada Appareil et procédé de numérisation échelonnable
US20230134133A1 (en) * 2021-10-28 2023-05-04 Plantronics, Inc. Software-Based Audio Clock Drift Detection and Correction Method

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Also Published As

Publication number Publication date
WO2001067744A3 (fr) 2002-04-04
AU2001247257A1 (en) 2001-09-17
WO2001067744A2 (fr) 2001-09-13
WO2001067745A3 (fr) 2002-04-04
US20020056133A1 (en) 2002-05-09
US20010055354A1 (en) 2001-12-27
WO2001067745A2 (fr) 2001-09-13

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