JP5377040B2 - 送信装置及び送信方法 - Google Patents

送信装置及び送信方法 Download PDF

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Publication number
JP5377040B2
JP5377040B2 JP2009094101A JP2009094101A JP5377040B2 JP 5377040 B2 JP5377040 B2 JP 5377040B2 JP 2009094101 A JP2009094101 A JP 2009094101A JP 2009094101 A JP2009094101 A JP 2009094101A JP 5377040 B2 JP5377040 B2 JP 5377040B2
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JP
Japan
Prior art keywords
packet
packets
error correction
fec
video
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.)
Active
Application number
JP2009094101A
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English (en)
Japanese (ja)
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JP2010245954A (ja
JP2010245954A5 (enExample
Inventor
毅 小澤
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to JP2009094101A priority Critical patent/JP5377040B2/ja
Priority to US12/754,492 priority patent/US8867628B2/en
Publication of JP2010245954A publication Critical patent/JP2010245954A/ja
Publication of JP2010245954A5 publication Critical patent/JP2010245954A5/ja
Application granted granted Critical
Publication of JP5377040B2 publication Critical patent/JP5377040B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2383—Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/29—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes
    • H03M13/2906—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes using block codes
    • H03M13/2909—Product codes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
    • H03M13/373—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35 with erasure correction and erasure determination, e.g. for packet loss recovery or setting of erasures for the decoding of Reed-Solomon codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
JP2009094101A 2009-04-08 2009-04-08 送信装置及び送信方法 Active JP5377040B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009094101A JP5377040B2 (ja) 2009-04-08 2009-04-08 送信装置及び送信方法
US12/754,492 US8867628B2 (en) 2009-04-08 2010-04-05 Transmission apparatus and transmission method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009094101A JP5377040B2 (ja) 2009-04-08 2009-04-08 送信装置及び送信方法

Publications (3)

Publication Number Publication Date
JP2010245954A JP2010245954A (ja) 2010-10-28
JP2010245954A5 JP2010245954A5 (enExample) 2012-05-24
JP5377040B2 true JP5377040B2 (ja) 2013-12-25

Family

ID=42934389

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009094101A Active JP5377040B2 (ja) 2009-04-08 2009-04-08 送信装置及び送信方法

Country Status (2)

Country Link
US (1) US8867628B2 (enExample)
JP (1) JP5377040B2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100023842A1 (en) * 2008-07-25 2010-01-28 Nortel Networks Limited Multisegment loss protection
JP2012147197A (ja) * 2011-01-11 2012-08-02 Panasonic Corp 通信装置、通信方法、及び通信プログラム
US8819513B2 (en) * 2012-01-13 2014-08-26 Microsoft Corporation Lost real-time media packet recovery
US10230405B2 (en) * 2015-08-26 2019-03-12 Nvidia Corporation System and method of forward error correction for streaming media
US10470000B2 (en) * 2016-02-12 2019-11-05 Samsung Electronics Co., Ltd. Methods and apparatus for enhanced MBMS content provisioning and content ingestion
US10701124B1 (en) 2018-12-11 2020-06-30 Microsoft Technology Licensing, Llc Handling timestamp inaccuracies for streaming network protocols

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004215224A (ja) 2002-12-20 2004-07-29 Nippon Telegr & Teleph Corp <Ntt> 符号誤り訂正方法、符号誤り訂正システム、プログラム及びそのプログラムを記録した記録媒体
US7516387B2 (en) * 2006-02-17 2009-04-07 Harris Corporation System and method for transmitting FEC packets
US7577898B2 (en) * 2006-04-10 2009-08-18 At&T Intellectual Property I, L.P. System and method of correcting video data errors
JP2008011096A (ja) * 2006-06-28 2008-01-17 Toshiba Corp Ｆｅｃエンコード方法、ｆｅｃデコード方法、ｆｅｃデコード装置
BRPI0622135A2 (pt) * 2006-12-21 2011-12-27 Thomson Licensing mÉtodo para suporte corretivo de erros futuros para dados de vÍdeo e Áudio em tempo real atravÉs de redes de trabalho protocoladas na internet
US8127206B2 (en) * 2007-09-13 2012-02-28 Samsung Electronics Co., Ltd. System and method for wireless communication of uncompressed video having reed-solomon code error concealment
CN102017491B (zh) * 2008-04-29 2014-09-17 汤姆逊许可公司 无线网络的组播中调节前向纠错的方法和系统

Also Published As

Publication number Publication date
JP2010245954A (ja) 2010-10-28
US8867628B2 (en) 2014-10-21
US20100260272A1 (en) 2010-10-14

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