AU2001265211A1 - Method for dealing with missing or untimely synchronization signals in digital communications systems - Google Patents

Method for dealing with missing or untimely synchronization signals in digital communications systems

Info

Publication number
AU2001265211A1
AU2001265211A1 AU2001265211A AU6521101A AU2001265211A1 AU 2001265211 A1 AU2001265211 A1 AU 2001265211A1 AU 2001265211 A AU2001265211 A AU 2001265211A AU 6521101 A AU6521101 A AU 6521101A AU 2001265211 A1 AU2001265211 A1 AU 2001265211A1
Authority
AU
Australia
Prior art keywords
dealing
missing
synchronization signals
communications systems
digital communications
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
AU2001265211A
Inventor
Phuong Vinh Nguyen
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.)
Motorola Wireline Networks Inc
Original Assignee
Next Level Communications 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 Next Level Communications Inc filed Critical Next Level Communications Inc
Publication of AU2001265211A1 publication Critical patent/AU2001265211A1/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]
    • H04N21/20—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
AU2001265211A 2000-05-31 2001-05-31 Method for dealing with missing or untimely synchronization signals in digital communications systems Abandoned AU2001265211A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/583,947 2000-05-31
US09/583,947 US6470049B1 (en) 2000-05-31 2000-05-31 Method for dealing with missing or untimely synchronization signals in digital communications systems
PCT/US2001/017502 WO2001093579A1 (en) 2000-05-31 2001-05-31 Method for dealing with missing or untimely synchronization signals in digital communications systems

Publications (1)

Publication Number Publication Date
AU2001265211A1 true AU2001265211A1 (en) 2001-12-11

Family

ID=24335265

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001265211A Abandoned AU2001265211A1 (en) 2000-05-31 2001-05-31 Method for dealing with missing or untimely synchronization signals in digital communications systems

Country Status (4)

Country Link
US (2) US6470049B1 (en)
AU (1) AU2001265211A1 (en)
CA (2) CA2643607C (en)
WO (1) WO2001093579A1 (en)

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EP1178620A1 (en) * 2000-07-31 2002-02-06 Koninklijke Philips Electronics N.V. Method and system for frame synchronization
DE10049333C2 (en) * 2000-10-05 2002-12-05 Infineon Technologies Ag Digital phase locked loop
WO2002073974A1 (en) * 2001-03-12 2002-09-19 Koninklijke Philips Electronics N.V. Video encoder and recording apparatus
DE10226030A1 (en) * 2002-06-12 2003-12-24 Bosch Gmbh Robert Method for generating a system file of a receiving device and receiving device therefor
US8331456B2 (en) 2002-09-27 2012-12-11 Broadcom Corporation System and method for audio and visual synchronization
US7953194B2 (en) * 2002-09-27 2011-05-31 Broadcom Corporation Handling video transition errors in video on demand streams
US20050036557A1 (en) * 2003-08-13 2005-02-17 Jeyendran Balakrishnan Method and system for time synchronized forwarding of ancillary information in stream processed MPEG-2 systems streams
US7693222B2 (en) 2003-08-13 2010-04-06 Ericsson Television Inc. Method and system for re-multiplexing of content-modified MPEG-2 transport streams using PCR interpolation
US7274742B2 (en) * 2003-08-13 2007-09-25 Skystream Networks Inc. Model and model update technique in a system for modeling the relationship of the bit rate of a transport stream and the bit rate of an elementary stream carried therein
CA2535457C (en) * 2003-08-13 2013-04-23 Skystream Networks Inc. Method and system for re-multiplexing of content-modified mpeg-2 transport streams using pcr interpolation
US7342968B2 (en) * 2003-08-13 2008-03-11 Skystream Networks Inc. Method and system for modeling the relationship of the bit rate of a transport stream and the bit rate of an elementary stream carried therein
US7227899B2 (en) * 2003-08-13 2007-06-05 Skystream Networks Inc. Method and system for re-multiplexing of content-modified MPEG-2 transport streams using interpolation of packet arrival times
EP1653747B1 (en) 2004-10-20 2015-08-19 STMicroelectronics International N.V. A system for clock recovery in digital video communication
US20060140591A1 (en) * 2004-12-28 2006-06-29 Texas Instruments Incorporated Systems and methods for load balancing audio/video streams
JP4472585B2 (en) * 2005-06-14 2010-06-02 オリンパス株式会社 Transmission device and in-subject information acquisition system
US20090076352A1 (en) * 2005-08-29 2009-03-19 Olympus Corporation Receiving Apparatus
US20070058730A1 (en) * 2005-09-09 2007-03-15 Microsoft Corporation Media stream error correction
US8243869B2 (en) * 2006-11-28 2012-08-14 Broadlight Ltd. Burst mode clock and data recovery circuit and method
US8121189B2 (en) * 2007-09-20 2012-02-21 Microsoft Corporation Video decoding using created reference pictures
US9848209B2 (en) * 2008-04-02 2017-12-19 Microsoft Technology Licensing, Llc Adaptive error detection for MPEG-2 error concealment
US9788018B2 (en) * 2008-06-30 2017-10-10 Microsoft Technology Licensing, Llc Error concealment techniques in video decoding
US9924184B2 (en) * 2008-06-30 2018-03-20 Microsoft Technology Licensing, Llc Error detection, protection and recovery for video decoding
US9131241B2 (en) * 2008-11-25 2015-09-08 Microsoft Technology Licensing, Llc Adjusting hardware acceleration for video playback based on error detection
US8340510B2 (en) 2009-07-17 2012-12-25 Microsoft Corporation Implementing channel start and file seek for decoder
US8607292B2 (en) * 2009-12-08 2013-12-10 Clear Channel Management Services, Inc. Broadcast synchronization

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US4855828A (en) * 1988-03-29 1989-08-08 Rca Licensing Corp. Television synchronizing arrangement
US5072195A (en) * 1990-04-05 1991-12-10 Gazelle Microcircuits, Inc. Phase-locked loop with clamped voltage-controlled oscillator
US5442400A (en) * 1993-04-29 1995-08-15 Rca Thomson Licensing Corporation Error concealment apparatus for MPEG-like video data
US5652627A (en) * 1994-09-27 1997-07-29 Lucent Technologies Inc. System and method for reducing jitter in a packet-based transmission network
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JP3575100B2 (en) * 1994-11-14 2004-10-06 ソニー株式会社 Data transmission / reception apparatus and method, and data recording / reproduction apparatus and method
US6026232A (en) * 1995-07-13 2000-02-15 Kabushiki Kaisha Toshiba Method and system to replace sections of an encoded video bitstream
KR100190996B1 (en) * 1995-08-09 1999-06-15 이계철 Phase locked loop circuit (pll)
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KR100271236B1 (en) * 1998-02-02 2000-11-01 김춘호 Dpll for pcr clock recovery using a normalizing mathod

Also Published As

Publication number Publication date
CA2643607C (en) 2012-10-16
WO2001093579A9 (en) 2002-10-10
US20030002587A1 (en) 2003-01-02
US6470049B1 (en) 2002-10-22
CA2410911C (en) 2010-12-07
CA2410911A1 (en) 2001-12-06
WO2001093579A1 (en) 2001-12-06
CA2643607A1 (en) 2001-12-06
US6754280B2 (en) 2004-06-22

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