CA2335005C - Method and apparatus for performing packet loss or frame erasure concealment - Google Patents

Method and apparatus for performing packet loss or frame erasure concealment Download PDF

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Publication number
CA2335005C
CA2335005C CA002335005A CA2335005A CA2335005C CA 2335005 C CA2335005 C CA 2335005C CA 002335005 A CA002335005 A CA 002335005A CA 2335005 A CA2335005 A CA 2335005A CA 2335005 C CA2335005 C CA 2335005C
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CA
Canada
Prior art keywords
frame
speech
pitch
erasure
buffer
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.)
Expired - Lifetime
Application number
CA002335005A
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English (en)
French (fr)
Other versions
CA2335005A1 (en
Inventor
David A. Kapilow
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.)
AT&T Corp
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AT&T Corp
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 AT&T Corp filed Critical AT&T Corp
Publication of CA2335005A1 publication Critical patent/CA2335005A1/en
Application granted granted Critical
Publication of CA2335005C publication Critical patent/CA2335005C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0823—Errors, e.g. transmission errors
    • H04L43/0829—Packet loss
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/10—Flow control; Congestion control
    • H04L47/32—Flow control; Congestion control by discarding or delaying data units, e.g. packets or frames

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Environmental & Geological Engineering (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Error Detection And Correction (AREA)
  • Telephonic Communication Services (AREA)
CA002335005A 1999-04-19 2000-04-19 Method and apparatus for performing packet loss or frame erasure concealment Expired - Lifetime CA2335005C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13001699P 1999-04-19 1999-04-19
US60/130,016 1999-04-19
PCT/US2000/010577 WO2000063884A1 (en) 1999-04-19 2000-04-19 Method and apparatus for performing packet loss or frame erasure concealment

Publications (2)

Publication Number Publication Date
CA2335005A1 CA2335005A1 (en) 2000-10-26
CA2335005C true CA2335005C (en) 2005-10-11

Family

ID=22442648

Family Applications (5)

Application Number Title Priority Date Filing Date
CA002335005A Expired - Lifetime CA2335005C (en) 1999-04-19 2000-04-19 Method and apparatus for performing packet loss or frame erasure concealment
CA002335008A Expired - Lifetime CA2335008C (en) 1999-04-19 2000-04-19 Method and apparatus for performing packet loss or frame erasure concealment
CA002335006A Expired - Lifetime CA2335006C (en) 1999-04-19 2000-04-19 Method and apparatus for performing packet loss or frame erasure concealment
CA002335001A Expired - Lifetime CA2335001C (en) 1999-04-19 2000-04-19 Method and apparatus for performing packet loss or frame erasure concealment
CA002335003A Expired - Lifetime CA2335003C (en) 1999-04-19 2000-04-19 Method and apparatus for performing packet loss or frame erasure concealment

Family Applications After (4)

Application Number Title Priority Date Filing Date
CA002335008A Expired - Lifetime CA2335008C (en) 1999-04-19 2000-04-19 Method and apparatus for performing packet loss or frame erasure concealment
CA002335006A Expired - Lifetime CA2335006C (en) 1999-04-19 2000-04-19 Method and apparatus for performing packet loss or frame erasure concealment
CA002335001A Expired - Lifetime CA2335001C (en) 1999-04-19 2000-04-19 Method and apparatus for performing packet loss or frame erasure concealment
CA002335003A Expired - Lifetime CA2335003C (en) 1999-04-19 2000-04-19 Method and apparatus for performing packet loss or frame erasure concealment

Country Status (6)

Country Link
EP (5) EP1086451B1 (enExample)
JP (12) JP4975213B2 (enExample)
KR (5) KR100615344B1 (enExample)
CA (5) CA2335005C (enExample)
DE (5) DE60039565D1 (enExample)
WO (5) WO2000063881A1 (enExample)

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CN101325631B (zh) 2007-06-14 2010-10-20 华为技术有限公司 一种估计基音周期的方法和装置
US8607127B2 (en) * 2007-09-21 2013-12-10 France Telecom Transmission error dissimulation in a digital signal with complexity distribution
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GB0920729D0 (en) * 2009-11-26 2010-01-13 Icera Inc Signal fading
US10218467B2 (en) 2009-12-23 2019-02-26 Pismo Labs Technology Limited Methods and systems for managing error correction mode
US9787501B2 (en) 2009-12-23 2017-10-10 Pismo Labs Technology Limited Methods and systems for transmitting packets through aggregated end-to-end connection
JP5637379B2 (ja) 2010-11-26 2014-12-10 ソニー株式会社 復号装置、復号方法、およびプログラム
FR2977439A1 (fr) * 2011-06-28 2013-01-04 France Telecom Fenetres de ponderation en codage/decodage par transformee avec recouvrement, optimisees en retard.
EP2784777A4 (en) * 2011-11-22 2015-07-01 Pioneer Corp AUDIO SIGNAL CORRECTION DEVICE AND AUDIO SIGNAL CORRECTION METHOD
PL2959482T3 (pl) 2013-02-20 2019-10-31 Fraunhofer Ges Forschung Urządzenie i sposób do kodowania lub dekodowania sygnału audio przy użyciu zakładki zależnej od lokalizacji transjentu
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TWI564884B (zh) 2013-06-21 2017-01-01 弗勞恩霍夫爾協會 用以改良在錯誤消除期間於不同域之信號衰減之裝置及方法、以及相關電腦程式
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CN104751849B (zh) 2013-12-31 2017-04-19 华为技术有限公司 语音频码流的解码方法及装置
EP2980797A1 (en) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio decoder, method and computer program using a zero-input-response to obtain a smooth transition
CN107369455B (zh) 2014-03-21 2020-12-15 华为技术有限公司 语音频码流的解码方法及装置
JPWO2015151451A1 (ja) 2014-03-31 2017-04-13 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 符号化装置、復号装置、符号化方法、復号方法、およびプログラム
EP2980793A1 (en) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder, decoder, system and methods for encoding and decoding
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Also Published As

Publication number Publication date
WO2000063881A1 (en) 2000-10-26
KR20010052855A (ko) 2001-06-25
JP2002542517A (ja) 2002-12-10
CA2335003C (en) 2009-02-03
CA2335006A1 (en) 2000-10-26
JP2002542519A (ja) 2002-12-10
KR100736817B1 (ko) 2007-07-09
EP1086451B1 (en) 2004-12-08
CA2335006C (en) 2007-08-07
JP4966453B2 (ja) 2012-07-04
KR100615344B1 (ko) 2006-08-25
WO2000063883A1 (en) 2000-10-26
JP5426735B2 (ja) 2014-02-26
WO2000063883A8 (en) 2001-06-21
JP5314232B2 (ja) 2013-10-16
DE60016532T2 (de) 2005-10-13
JP2011043844A (ja) 2011-03-03
KR20010052916A (ko) 2001-06-25
JP2014206761A (ja) 2014-10-30
JP2011013697A (ja) 2011-01-20
DE60039565D1 (de) 2008-09-04
KR20010052915A (ko) 2001-06-25
JP2013238894A (ja) 2013-11-28
CA2335001C (en) 2007-07-17
KR100630253B1 (ko) 2006-10-02
WO2000063885A9 (en) 2001-11-29
KR100745387B1 (ko) 2007-08-03
KR20010052856A (ko) 2001-06-25
JP5834116B2 (ja) 2015-12-16
WO2000063884A9 (en) 2002-01-31
WO2000063884A1 (en) 2000-10-26
EP1088302A1 (en) 2001-04-04
CA2335003A1 (en) 2000-10-26
JP4967054B2 (ja) 2012-07-04
JP2012230419A (ja) 2012-11-22
JP4975213B2 (ja) 2012-07-11
KR20010052857A (ko) 2001-06-25
DE60016532D1 (de) 2005-01-13
JP2012198581A (ja) 2012-10-18
DE60022597D1 (de) 2005-10-20
JP5341857B2 (ja) 2013-11-13
DE60023237T2 (de) 2006-07-13
EP1088301A1 (en) 2001-04-04
WO2000063882A1 (en) 2000-10-26
JP2002542520A (ja) 2002-12-10
JP6194336B2 (ja) 2017-09-06
CA2335005A1 (en) 2000-10-26
WO2000063882A9 (en) 2002-02-14
EP1086452B1 (en) 2005-09-14
JP2002542518A (ja) 2002-12-10
DE60029715D1 (de) 2006-09-14
EP1086451A1 (en) 2001-03-28
CA2335008A1 (en) 2000-10-26
JP4966452B2 (ja) 2012-07-04
EP1086452A1 (en) 2001-03-28
JP5690890B2 (ja) 2015-03-25
KR100633720B1 (ko) 2006-10-16
EP1088303B1 (en) 2006-08-02
CA2335008C (en) 2009-02-03
JP2002542521A (ja) 2002-12-10
DE60022597T2 (de) 2006-06-22
DE60029715T2 (de) 2007-08-02
JP2015180972A (ja) 2015-10-15
WO2000063885A1 (en) 2000-10-26
JP4441126B2 (ja) 2010-03-31
EP1088303A1 (en) 2001-04-04
CA2335001A1 (en) 2000-10-26
EP1088301B1 (en) 2005-10-19
DE60023237D1 (de) 2005-11-24
EP1088302B1 (en) 2008-07-23

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