ATE548726T1 - Verfahren und vorrichtungen zur wiederherstellung gelöschter rahmen - Google Patents

Verfahren und vorrichtungen zur wiederherstellung gelöschter rahmen

Info

Publication number
ATE548726T1
ATE548726T1 AT07843945T AT07843945T ATE548726T1 AT E548726 T1 ATE548726 T1 AT E548726T1 AT 07843945 T AT07843945 T AT 07843945T AT 07843945 T AT07843945 T AT 07843945T AT E548726 T1 ATE548726 T1 AT E548726T1
Authority
AT
Austria
Prior art keywords
value
frame
deleted frames
adaptive codebook
calculated
Prior art date
Application number
AT07843945T
Other languages
English (en)
Inventor
Venkatesh Krishnan
Ananthapadmanabhan Kandhadai
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of ATE548726T1 publication Critical patent/ATE548726T1/de

Links

Classifications

    • 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
    • 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
    • G10L19/04—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 using predictive techniques
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/09—Long term prediction, i.e. removing periodical redundancies, e.g. by using adaptive codebook or pitch predictor
    • 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
    • G10L19/04—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 using predictive techniques
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • 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
    • G10L19/04—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 using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Television Systems (AREA)
  • Circuits Of Receivers In General (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Detergent Compositions (AREA)
AT07843945T 2006-10-06 2007-10-07 Verfahren und vorrichtungen zur wiederherstellung gelöschter rahmen ATE548726T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US82841406P 2006-10-06 2006-10-06
US11/868,351 US7877253B2 (en) 2006-10-06 2007-10-05 Systems, methods, and apparatus for frame erasure recovery
PCT/US2007/080653 WO2008043095A1 (en) 2006-10-06 2007-10-07 Systems, methods, and apparatus for frame erasure recovery

Publications (1)

Publication Number Publication Date
ATE548726T1 true ATE548726T1 (de) 2012-03-15

Family

ID=39052629

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07843945T ATE548726T1 (de) 2006-10-06 2007-10-07 Verfahren und vorrichtungen zur wiederherstellung gelöschter rahmen

Country Status (11)

Country Link
US (2) US7877253B2 (de)
EP (2) EP2423916B1 (de)
JP (1) JP5265553B2 (de)
KR (1) KR101092267B1 (de)
CN (1) CN101523484B (de)
AT (1) ATE548726T1 (de)
BR (1) BRPI0717495B1 (de)
CA (1) CA2663385C (de)
RU (1) RU2419167C2 (de)
TW (1) TWI362031B (de)
WO (1) WO2008043095A1 (de)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100900438B1 (ko) * 2006-04-25 2009-06-01 삼성전자주식회사 음성 패킷 복구 장치 및 방법
US7877253B2 (en) * 2006-10-06 2011-01-25 Qualcomm Incorporated Systems, methods, and apparatus for frame erasure recovery
WO2008103087A1 (en) * 2007-02-21 2008-08-28 Telefonaktiebolaget L M Ericsson (Publ) Double talk detector
WO2009047461A1 (fr) * 2007-09-21 2009-04-16 France Telecom Dissimulation d'erreur de transmission dans un signal numerique avec repartition de la complexite
TWI350653B (en) * 2007-10-19 2011-10-11 Realtek Semiconductor Corp Automatic gain control device and method
CN101437009B (zh) * 2007-11-15 2011-02-02 华为技术有限公司 丢包隐藏的方法及其系统
KR100998396B1 (ko) * 2008-03-20 2010-12-03 광주과학기술원 프레임 손실 은닉 방법, 프레임 손실 은닉 장치 및 음성송수신 장치
US8706479B2 (en) * 2008-11-14 2014-04-22 Broadcom Corporation Packet loss concealment for sub-band codecs
US8238861B2 (en) * 2009-01-26 2012-08-07 Qualcomm Incorporated Automatic gain control in a wireless communication network
US8838819B2 (en) * 2009-04-17 2014-09-16 Empirix Inc. Method for embedding meta-commands in normal network packets
US8924207B2 (en) * 2009-07-23 2014-12-30 Texas Instruments Incorporated Method and apparatus for transcoding audio data
US8321216B2 (en) * 2010-02-23 2012-11-27 Broadcom Corporation Time-warping of audio signals for packet loss concealment avoiding audible artifacts
US8990094B2 (en) * 2010-09-13 2015-03-24 Qualcomm Incorporated Coding and decoding a transient frame
WO2012110448A1 (en) 2011-02-14 2012-08-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for coding a portion of an audio signal using a transient detection and a quality result
MY165853A (en) 2011-02-14 2018-05-18 Fraunhofer Ges Forschung Linear prediction based coding scheme using spectral domain noise shaping
TWI564882B (zh) 2011-02-14 2017-01-01 弗勞恩霍夫爾協會 利用重疊變換之資訊信號表示技術（一）
EP2676267B1 (de) 2011-02-14 2017-07-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Kodierung und dekodierung von impulspositionen von spuren eines audiosignals
KR101699898B1 (ko) 2011-02-14 2017-01-25 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 스펙트럼 영역에서 디코딩된 오디오 신호를 처리하기 위한 방법 및 장치
BR112013020324B8 (pt) * 2011-02-14 2022-02-08 Fraunhofer Ges Forschung Aparelho e método para supressão de erro em fala unificada de baixo atraso e codificação de áudio
NO2669468T3 (de) * 2011-05-11 2018-06-02
CN102800317B (zh) * 2011-05-25 2014-09-17 华为技术有限公司 信号分类方法及设备、编解码方法及设备
JP5805601B2 (ja) * 2011-09-30 2015-11-04 京セラ株式会社 装置、方法、及びプログラム
US9728200B2 (en) * 2013-01-29 2017-08-08 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for adaptive formant sharpening in linear prediction coding
US9842598B2 (en) * 2013-02-21 2017-12-12 Qualcomm Incorporated Systems and methods for mitigating potential frame instability
US9208775B2 (en) * 2013-02-21 2015-12-08 Qualcomm Incorporated Systems and methods for determining pitch pulse period signal boundaries
EP2976768A4 (de) * 2013-03-20 2016-11-09 Nokia Technologies Oy Audiosignalcodierer mit einem mehrkanalparameterwähler
US20140355769A1 (en) 2013-05-29 2014-12-04 Qualcomm Incorporated Energy preservation for decomposed representations of a sound field
ES2635555T3 (es) * 2013-06-21 2017-10-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Aparato y método para el desvanecimiento de señales mejorado en diferentes dominios durante el ocultamiento de errores
CN104299614B (zh) * 2013-07-16 2017-12-29 华为技术有限公司 解码方法和解码装置
US10614816B2 (en) 2013-10-11 2020-04-07 Qualcomm Incorporated Systems and methods of communicating redundant frame information
WO2015134579A1 (en) 2014-03-04 2015-09-11 Interactive Intelligence Group, Inc. System and method to correct for packet loss in asr systems
JP2017520011A (ja) * 2014-04-17 2017-07-20 アウディマックス・エルエルシー 情報損失を減少させた電子通信のためのシステム、方法、および装置
US10770087B2 (en) * 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3194481B2 (ja) * 1991-10-22 2001-07-30 日本電信電話株式会社 音声符号化法
CA2483324C (en) 1991-06-11 2008-05-06 Qualcomm Incorporated Estimation of background noise in a variable rate vocoder
SE501340C2 (sv) * 1993-06-11 1995-01-23 Ericsson Telefon Ab L M Döljande av transmissionsfel i en talavkodare
JP3199142B2 (ja) * 1993-09-22 2001-08-13 日本電信電話株式会社 音声の励振信号符号化方法および装置
US5502713A (en) * 1993-12-07 1996-03-26 Telefonaktiebolaget Lm Ericsson Soft error concealment in a TDMA radio system
WO1996037964A1 (fr) * 1995-05-22 1996-11-28 Ntt Mobile Communications Network Inc. Decodeur de sons
US5699485A (en) * 1995-06-07 1997-12-16 Lucent Technologies Inc. Pitch delay modification during frame erasures
JP3095340B2 (ja) * 1995-10-04 2000-10-03 松下電器産業株式会社 音声復号化装置
US5960386A (en) * 1996-05-17 1999-09-28 Janiszewski; Thomas John Method for adaptively controlling the pitch gain of a vocoder's adaptive codebook
US6014622A (en) * 1996-09-26 2000-01-11 Rockwell Semiconductor Systems, Inc. Low bit rate speech coder using adaptive open-loop subframe pitch lag estimation and vector quantization
US6810377B1 (en) * 1998-06-19 2004-10-26 Comsat Corporation Lost frame recovery techniques for parametric, LPC-based speech coding systems
US6691092B1 (en) * 1999-04-05 2004-02-10 Hughes Electronics Corporation Voicing measure as an estimate of signal periodicity for a frequency domain interpolative speech codec system
US6636829B1 (en) 1999-09-22 2003-10-21 Mindspeed Technologies, Inc. Speech communication system and method for handling lost frames
DE60233283D1 (de) 2001-02-27 2009-09-24 Texas Instruments Inc Verschleierungsverfahren bei Verlust von Sprachrahmen und Dekoder dafer
JP3628268B2 (ja) * 2001-03-13 2005-03-09 日本電信電話株式会社 音響信号符号化方法、復号化方法及び装置並びにプログラム及び記録媒体
WO2003017555A2 (en) * 2001-08-17 2003-02-27 Broadcom Corporation Improved bit error concealment methods for speech coding
US7590525B2 (en) * 2001-08-17 2009-09-15 Broadcom Corporation Frame erasure concealment for predictive speech coding based on extrapolation of speech waveform
US7379865B2 (en) * 2001-10-26 2008-05-27 At&T Corp. System and methods for concealing errors in data transmission
CA2388439A1 (en) * 2002-05-31 2003-11-30 Voiceage Corporation A method and device for efficient frame erasure concealment in linear predictive based speech codecs
FI118835B (fi) 2004-02-23 2008-03-31 Nokia Corp Koodausmallin valinta
FI118834B (fi) 2004-02-23 2008-03-31 Nokia Corp Audiosignaalien luokittelu
WO2005117366A1 (ja) * 2004-05-26 2005-12-08 Nippon Telegraph And Telephone Corporation 音声パケット再生方法、音声パケット再生装置、音声パケット再生プログラム、記録媒体
JP3936370B2 (ja) * 2005-05-09 2007-06-27 富士通株式会社 音声復号化装置及びその方法
FR2897977A1 (fr) 2006-02-28 2007-08-31 France Telecom Procede de limitation de gain d'excitation adaptative dans un decodeur audio
US7877253B2 (en) 2006-10-06 2011-01-25 Qualcomm Incorporated Systems, methods, and apparatus for frame erasure recovery
US8165224B2 (en) * 2007-03-22 2012-04-24 Research In Motion Limited Device and method for improved lost frame concealment

Also Published As

Publication number Publication date
US7877253B2 (en) 2011-01-25
RU2419167C2 (ru) 2011-05-20
US20080086302A1 (en) 2008-04-10
JP5265553B2 (ja) 2013-08-14
CA2663385A1 (en) 2008-04-10
WO2008043095A1 (en) 2008-04-10
EP2423916A3 (de) 2012-05-16
BRPI0717495B1 (pt) 2019-12-10
KR101092267B1 (ko) 2011-12-13
BRPI0717495A2 (pt) 2014-04-22
EP2423916B1 (de) 2013-09-04
KR20090082383A (ko) 2009-07-30
TWI362031B (en) 2012-04-11
CN101523484A (zh) 2009-09-02
TW200832356A (en) 2008-08-01
EP2070082A1 (de) 2009-06-17
CN101523484B (zh) 2012-01-25
CA2663385C (en) 2013-07-02
EP2423916A2 (de) 2012-02-29
EP2070082B1 (de) 2012-03-07
JP2010506221A (ja) 2010-02-25
RU2009117181A (ru) 2010-11-20
US8825477B2 (en) 2014-09-02
US20110082693A1 (en) 2011-04-07

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