AU2001247892A1 - Clock recovery in a packet-based data network - Google Patents

Clock recovery in a packet-based data network

Info

Publication number
AU2001247892A1
AU2001247892A1 AU2001247892A AU4789201A AU2001247892A1 AU 2001247892 A1 AU2001247892 A1 AU 2001247892A1 AU 2001247892 A AU2001247892 A AU 2001247892A AU 4789201 A AU4789201 A AU 4789201A AU 2001247892 A1 AU2001247892 A1 AU 2001247892A1
Authority
AU
Australia
Prior art keywords
packet
data network
based data
clock recovery
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.)
Abandoned
Application number
AU2001247892A
Inventor
Michael D. Nakamura
John C. Reynolds
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.)
Omneon Inc
Original Assignee
Omneon Video 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 Omneon Video Networks Inc filed Critical Omneon Video Networks Inc
Publication of AU2001247892A1 publication Critical patent/AU2001247892A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/062—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers
    • H04J3/0632—Synchronisation of packets and cells, e.g. transmission of voice via a packet network, circuit emulation service [CES]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/403—Bus networks with centralised control, e.g. polling
    • 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
    • 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
    • H04J3/0658—Clock or time synchronisation among packet nodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
AU2001247892A 2000-04-07 2001-03-29 Clock recovery in a packet-based data network Abandoned AU2001247892A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/544,737 US6574225B2 (en) 2000-04-07 2000-04-07 Clock recovery in a packet-based data network
US09/544,737 2000-04-07
PCT/US2001/010215 WO2001078275A2 (en) 2000-04-07 2001-03-29 Clock recovery in a packet-based data network

Publications (1)

Publication Number Publication Date
AU2001247892A1 true AU2001247892A1 (en) 2001-10-23

Family

ID=24173378

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001247892A Abandoned AU2001247892A1 (en) 2000-04-07 2001-03-29 Clock recovery in a packet-based data network

Country Status (4)

Country Link
US (1) US6574225B2 (en)
EP (1) EP1273116B1 (en)
AU (1) AU2001247892A1 (en)
WO (1) WO2001078275A2 (en)

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US7251256B1 (en) * 2000-05-18 2007-07-31 Luminous Networks, Inc. Synchronization of asynchronous networks using media access control (MAC) layer synchronization symbols
US7023883B1 (en) * 2000-12-27 2006-04-04 Cisco Technology, Inc. Method for providing a network timing reference clock in ethernet-connected VOIP equipment
GB0100094D0 (en) * 2001-01-03 2001-02-14 Vtech Communications Ltd System clock synchronisation using phased-lock loop
US7353270B2 (en) * 2001-10-27 2008-04-01 Real Image Media Technologies (P) Ltd. Media and advertisement distribution and tracking system and method of operation thereof
CN1906909B (en) * 2004-01-07 2010-06-02 松下电器产业株式会社 Data reception device
JP3835459B2 (en) * 2004-03-09 2006-10-18 セイコーエプソン株式会社 Data transfer control device and electronic device
US7643595B2 (en) * 2004-09-13 2010-01-05 Nortel Networks Limited Method and apparatus for synchronizing clock timing between network elements
US7590210B2 (en) * 2004-09-13 2009-09-15 Nortel Networks Limited Method and apparatus for synchronizing internal state of frequency generators on a communications network
WO2006029511A1 (en) * 2004-09-13 2006-03-23 Nortel Networks Limited Method and apparatus for synchronizing internal state of frequency generators on a communications network
US7512175B2 (en) * 2005-03-16 2009-03-31 Ibiquity Digital Corporation Method for synchronizing exporter and exciter clocks
JP4421537B2 (en) * 2005-09-14 2010-02-24 株式会社東芝 Stream generator
JP4784333B2 (en) * 2006-02-22 2011-10-05 横河電機株式会社 Time synchronization abnormality detection device and time synchronization abnormality detection method
US20070201491A1 (en) * 2006-02-28 2007-08-30 Ron Kapon System and method for synchronizing serial digital interfaces over packet data networks
US8774072B2 (en) * 2006-03-03 2014-07-08 Garmin Switzerland Gmbh System and method for adaptive network technique using isochronous transmission
CN101232340B (en) * 2007-01-23 2012-10-03 华为技术有限公司 Communication system, method, transmission device as well as receiving apparatus
US7956856B2 (en) * 2007-02-15 2011-06-07 Parade Technologies, Ltd. Method and apparatus of generating or reconstructing display streams in video interface systems
US7865610B2 (en) * 2007-03-12 2011-01-04 Nautel Limited Point to multipoint reliable protocol for synchronous streaming data in a lossy IP network
US7978680B1 (en) * 2007-03-28 2011-07-12 Marvell International Ltd. System and method for synchronizing clocks in a wireless local area network
US9497103B2 (en) * 2008-02-29 2016-11-15 Audinate Pty Limited Isochronous local media network for performing discovery
US8428045B2 (en) * 2010-03-16 2013-04-23 Harman International Industries, Incorporated Media clock recovery
US9280507B2 (en) 2012-10-22 2016-03-08 Intel Corporation High performance interconnect physical layer
US9292036B2 (en) * 2013-05-24 2016-03-22 Arm Limited Data processing apparatus and method for communicating between a master device and an asynchronous slave device via an interface
US10678294B2 (en) 2016-10-14 2020-06-09 Sound Devices, LLC Clock for recording devices
CN111934707B (en) * 2019-04-25 2024-07-09 恩智浦有限公司 Data transmission code and interface
CN113037413B (en) * 2021-03-11 2023-04-21 成都德芯数字科技股份有限公司 Frequency modulation synchronization method, device, system, equipment and storage medium

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4811365A (en) * 1986-11-07 1989-03-07 Manno Phillip E Communications system
US5361261A (en) * 1992-11-02 1994-11-01 National Semiconductor Corporation Frame-based transmission of data
US5528513A (en) * 1993-11-04 1996-06-18 Digital Equipment Corp. Scheduling and admission control policy for a continuous media server
JP3149328B2 (en) 1995-01-09 2001-03-26 松下電器産業株式会社 Transmitter and receiver
US6148135A (en) * 1996-01-29 2000-11-14 Mitsubishi Denki Kabushiki Kaisha Video and audio reproducing device and video decoding device
US5761430A (en) * 1996-04-12 1998-06-02 Peak Audio, Inc. Media access control for isochronous data packets in carrier sensing multiple access systems
EP0802655A3 (en) * 1996-04-17 1999-11-24 Matsushita Electric Industrial Co., Ltd. Communication network
US5661665A (en) * 1996-06-26 1997-08-26 Microsoft Corporation Multi-media synchronization
US5909431A (en) * 1996-06-28 1999-06-01 At&T Corp. Packet mode multimedia conferencing services over an ISDN wide area network
US6253207B1 (en) * 1997-09-25 2001-06-26 Lucent Technologies Inc. Method and apparatus for transporting multimedia information over heterogeneous wide area networks
US6134276A (en) * 1998-03-31 2000-10-17 Lucent Technologies Inc. Timing recovery system
JP2000032327A (en) 1998-07-10 2000-01-28 Matsushita Electric Ind Co Ltd Picked-up image transmission equipment

Also Published As

Publication number Publication date
EP1273116A2 (en) 2003-01-08
WO2001078275A2 (en) 2001-10-18
WO2001078275A3 (en) 2002-10-31
US20030086442A1 (en) 2003-05-08
EP1273116B1 (en) 2015-04-22
US6574225B2 (en) 2003-06-03

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