HK1140306A1 - Audio transform coding using pitch correction - Google Patents

Audio transform coding using pitch correction

Info

Publication number
HK1140306A1
HK1140306A1 HK10106678.4A HK10106678A HK1140306A1 HK 1140306 A1 HK1140306 A1 HK 1140306A1 HK 10106678 A HK10106678 A HK 10106678A HK 1140306 A1 HK1140306 A1 HK 1140306A1
Authority
HK
Hong Kong
Prior art keywords
frame
sampled
representation
transform coding
derive
Prior art date
Application number
HK10106678.4A
Other languages
English (en)
Inventor
Bernd Edler
Sascha Disch
Ralf Geiger
Stefan Bayer
Ulrich Kraemer
Guillaume Fuchs
Max Neuendorf
Markus Multrus
Gerald Schuller
Harald Popp
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of HK1140306A1 publication Critical patent/HK1140306A1/xx

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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0212—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 spectral analysis, e.g. transform vocoders or subband vocoders using orthogonal transformation
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Picture Signal Circuits (AREA)
  • Noise Elimination (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Working-Up Tar And Pitch (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
HK10106678.4A 2008-04-04 2010-07-09 Audio transform coding using pitch correction HK1140306A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US4231408P 2008-04-04 2008-04-04
EP08021298A EP2107556A1 (en) 2008-04-04 2008-12-08 Audio transform coding using pitch correction
PCT/EP2009/002118 WO2009121499A1 (en) 2008-04-04 2009-03-23 Audio transform coding using pitch correction

Publications (1)

Publication Number Publication Date
HK1140306A1 true HK1140306A1 (en) 2010-10-08

Family

ID=40379816

Family Applications (1)

Application Number Title Priority Date Filing Date
HK10106678.4A HK1140306A1 (en) 2008-04-04 2010-07-09 Audio transform coding using pitch correction

Country Status (18)

Country Link
US (1) US8700388B2 (xx)
EP (2) EP2107556A1 (xx)
JP (1) JP5031898B2 (xx)
KR (1) KR101126813B1 (xx)
CN (1) CN101743585B (xx)
AT (1) ATE534117T1 (xx)
AU (1) AU2009231135B2 (xx)
BR (1) BRPI0903501B1 (xx)
CA (1) CA2707368C (xx)
ES (1) ES2376989T3 (xx)
HK (1) HK1140306A1 (xx)
IL (1) IL202173A (xx)
MY (1) MY146308A (xx)
PL (1) PL2147430T3 (xx)
RU (1) RU2436174C2 (xx)
TW (1) TWI428910B (xx)
WO (1) WO2009121499A1 (xx)
ZA (1) ZA200907992B (xx)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7598447B2 (en) * 2004-10-29 2009-10-06 Zenph Studios, Inc. Methods, systems and computer program products for detecting musical notes in an audio signal
US8093484B2 (en) * 2004-10-29 2012-01-10 Zenph Sound Innovations, Inc. Methods, systems and computer program products for regenerating audio performances
ES2666719T3 (es) * 2007-12-21 2018-05-07 Orange Codificación/decodificación por transformada, con ventanas adaptativas
EP2107556A1 (en) 2008-04-04 2009-10-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio transform coding using pitch correction
MY154452A (en) 2008-07-11 2015-06-15 Fraunhofer Ges Forschung An apparatus and a method for decoding an encoded audio signal
ES2654433T3 (es) 2008-07-11 2018-02-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificador de señal de audio, método para codificar una señal de audio y programa informático
ES2441069T3 (es) * 2009-10-08 2014-01-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Decodificador multimodo para señal de audio, codificador multimodo para señal de audio, procedimiento y programa de computación que usan un modelado de ruido en base a linealidad-predicción-codificación
EP2510515B1 (en) 2009-12-07 2014-03-19 Dolby Laboratories Licensing Corporation Decoding of multichannel audio encoded bit streams using adaptive hybrid transformation
ES2461183T3 (es) 2010-03-10 2014-05-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V Decodificador de señales de audio, codificador de señales de audio, procedimiento para decodificar una señal de audio, método para codificar una señal de audio y programa de ordenador que utilizan una adaptación dependiente de la frecuencia de un contexto de codificación
KR101809298B1 (ko) * 2010-10-06 2017-12-14 파나소닉 주식회사 부호화 장치, 복호 장치, 부호화 방법 및 복호 방법
MX2013009305A (es) 2011-02-14 2013-10-03 Fraunhofer Ges Forschung Generacion de ruido en codecs de audio.
TWI488176B (zh) 2011-02-14 2015-06-11 Fraunhofer Ges Forschung 音訊信號音軌脈衝位置之編碼與解碼技術
AR085794A1 (es) 2011-02-14 2013-10-30 Fraunhofer Ges Forschung Prediccion lineal basada en esquema de codificacion utilizando conformacion de ruido de dominio espectral
PT3239978T (pt) 2011-02-14 2019-04-02 Fraunhofer Ges Forschung Codificação e descodificação de posições de pulso de faixas de um sinal de áudio
MY160265A (en) 2011-02-14 2017-02-28 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E V Apparatus and Method for Encoding and Decoding an Audio Signal Using an Aligned Look-Ahead Portion
PT2676270T (pt) 2011-02-14 2017-05-02 Fraunhofer Ges Forschung Codificação de uma parte de um sinal de áudio utilizando uma deteção de transiente e um resultado de qualidade
KR101424372B1 (ko) * 2011-02-14 2014-08-01 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 랩핑 변환을 이용한 정보 신호 표현
JP5969513B2 (ja) 2011-02-14 2016-08-17 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン 不活性相の間のノイズ合成を用いるオーディオコーデック
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
PL2676268T3 (pl) 2011-02-14 2015-05-29 Fraunhofer Ges Forschung Urządzenie i sposób przetwarzania zdekodowanego sygnału audio w domenie widmowej
US10019995B1 (en) 2011-03-01 2018-07-10 Alice J. Stiebel Methods and systems for language learning based on a series of pitch patterns
US11062615B1 (en) 2011-03-01 2021-07-13 Intelligibility Training LLC Methods and systems for remote language learning in a pandemic-aware world
RU2497203C2 (ru) * 2012-02-13 2013-10-27 Государственное бюджетное образовательное учреждение высшего профессионального образования "Курский государственный медицинский университет" Министерства здравоохранения и социального развития Российской Федерации Способ фармакологической коррекции ишемии скелетной мышцы силденафилом, в том числе при l-name-индуцированном дефиците оксида азота
KR102123770B1 (ko) * 2012-03-29 2020-06-16 텔레폰악티에볼라겟엘엠에릭슨(펍) 하모닉 오디오 신호의 변환 인코딩/디코딩
US9374646B2 (en) * 2012-08-31 2016-06-21 Starkey Laboratories, Inc. Binaural enhancement of tone language for hearing assistance devices
EP2720222A1 (en) * 2012-10-10 2014-04-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for efficient synthesis of sinusoids and sweeps by employing spectral patterns
FR3011408A1 (fr) * 2013-09-30 2015-04-03 Orange Re-echantillonnage d'un signal audio pour un codage/decodage a bas retard
FR3015754A1 (fr) * 2013-12-20 2015-06-26 Orange Re-echantillonnage d'un signal audio cadence a une frequence d'echantillonnage variable selon la trame
FR3023036A1 (fr) * 2014-06-27 2016-01-01 Orange Re-echantillonnage par interpolation d'un signal audio pour un codage / decodage a bas retard
CN105719663A (zh) * 2014-12-23 2016-06-29 郑载孝 婴儿哭声分析方法
TWI566239B (zh) * 2015-01-22 2017-01-11 宏碁股份有限公司 語音信號處理裝置及語音信號處理方法
CN106157966B (zh) * 2015-04-15 2019-08-13 宏碁股份有限公司 语音信号处理装置及语音信号处理方法
TWI583205B (zh) * 2015-06-05 2017-05-11 宏碁股份有限公司 語音信號處理裝置及語音信號處理方法
CN108702345B (zh) * 2015-12-18 2022-04-05 弗劳恩霍夫应用研究促进协会 无线通信系统中具有缩短的端到端延时的数据信号传输
PL3405949T3 (pl) 2016-01-22 2020-07-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Urządzenie i sposób szacowania międzykanałowej różnicy czasowej
EP3306609A1 (en) * 2016-10-04 2018-04-11 Fraunhofer Gesellschaft zur Förderung der Angewand Apparatus and method for determining a pitch information
CN110870006B (zh) * 2017-04-28 2023-09-22 Dts公司 对音频信号进行编码的方法以及音频编码器
CN109788545A (zh) * 2017-11-15 2019-05-21 电信科学技术研究院 一种进行同步的方法和装置

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5327518A (en) 1991-08-22 1994-07-05 Georgia Tech Research Corporation Audio analysis/synthesis system
US5567901A (en) 1995-01-18 1996-10-22 Ivl Technologies Ltd. Method and apparatus for changing the timbre and/or pitch of audio signals
GB9614209D0 (en) 1996-07-05 1996-09-04 Univ Manchester Speech synthesis system
DE69932786T2 (de) * 1998-05-11 2007-08-16 Koninklijke Philips Electronics N.V. Tonhöhenerkennung
US7072832B1 (en) * 1998-08-24 2006-07-04 Mindspeed Technologies, Inc. System for speech encoding having an adaptive encoding arrangement
US6449590B1 (en) * 1998-08-24 2002-09-10 Conexant Systems, Inc. Speech encoder using warping in long term preprocessing
US6330533B2 (en) 1998-08-24 2001-12-11 Conexant Systems, Inc. Speech encoder adaptively applying pitch preprocessing with warping of target signal
US6311154B1 (en) 1998-12-30 2001-10-30 Nokia Mobile Phones Limited Adaptive windows for analysis-by-synthesis CELP-type speech coding
US6226616B1 (en) 1999-06-21 2001-05-01 Digital Theater Systems, Inc. Sound quality of established low bit-rate audio coding systems without loss of decoder compatibility
US7222070B1 (en) * 1999-09-22 2007-05-22 Texas Instruments Incorporated Hybrid speech coding and system
TW446935B (en) 1999-10-26 2001-07-21 Elan Microelectronics Corp Method and apparatus of multi-channel voice analysis and synthesis
US7280969B2 (en) * 2000-12-07 2007-10-09 International Business Machines Corporation Method and apparatus for producing natural sounding pitch contours in a speech synthesizer
US6879955B2 (en) * 2001-06-29 2005-04-12 Microsoft Corporation Signal modification based on continuous time warping for low bit rate CELP coding
CA2365203A1 (en) 2001-12-14 2003-06-14 Voiceage Corporation A signal modification method for efficient coding of speech signals
JP2003216171A (ja) * 2002-01-21 2003-07-30 Kenwood Corp 音声信号加工装置、信号復元装置、音声信号加工方法、信号復元方法及びプログラム
WO2004097797A1 (en) 2003-05-01 2004-11-11 Nokia Corporation Method and device for gain quantization in variable bit rate wideband speech coding
US20050091044A1 (en) * 2003-10-23 2005-04-28 Nokia Corporation Method and system for pitch contour quantization in audio coding
CN100440314C (zh) * 2004-07-06 2008-12-03 中国科学院自动化研究所 基于语音分析与合成的高品质实时变声方法
CN1280784C (zh) * 2004-11-12 2006-10-18 梁华伟 基于多峰提取的语音编码刺激方法
JP4599558B2 (ja) * 2005-04-22 2010-12-15 国立大学法人九州工業大学 ピッチ周期等化装置及びピッチ周期等化方法、並びに音声符号化装置、音声復号装置及び音声符号化方法
WO2006137425A1 (ja) * 2005-06-23 2006-12-28 Matsushita Electric Industrial Co., Ltd. オーディオ符号化装置、オーディオ復号化装置およびオーディオ符号化情報伝送装置
US7580833B2 (en) 2005-09-07 2009-08-25 Apple Inc. Constant pitch variable speed audio decoding
US7720677B2 (en) * 2005-11-03 2010-05-18 Coding Technologies Ab Time warped modified transform coding of audio signals
US20070276657A1 (en) 2006-04-27 2007-11-29 Technologies Humanware Canada, Inc. Method for the time scaling of an audio signal
CN101030374B (zh) * 2007-03-26 2011-02-16 北京中星微电子有限公司 基音周期提取方法及装置
EP2107556A1 (en) 2008-04-04 2009-10-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio transform coding using pitch correction
ES2654433T3 (es) * 2008-07-11 2018-02-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificador de señal de audio, método para codificar una señal de audio y programa informático
MY154452A (en) * 2008-07-11 2015-06-15 Fraunhofer Ges Forschung An apparatus and a method for decoding an encoded audio signal
KR101809298B1 (ko) * 2010-10-06 2017-12-14 파나소닉 주식회사 부호화 장치, 복호 장치, 부호화 방법 및 복호 방법

Also Published As

Publication number Publication date
MY146308A (en) 2012-07-31
RU2009142471A (ru) 2011-09-20
CN101743585B (zh) 2012-09-12
BRPI0903501A2 (pt) 2016-07-19
IL202173A0 (en) 2010-06-16
TWI428910B (zh) 2014-03-01
EP2147430B1 (en) 2011-11-16
JP5031898B2 (ja) 2012-09-26
ES2376989T3 (es) 2012-03-21
CN101743585A (zh) 2010-06-16
TW200943279A (en) 2009-10-16
CA2707368C (en) 2014-04-15
US8700388B2 (en) 2014-04-15
EP2147430A1 (en) 2010-01-27
ZA200907992B (en) 2010-10-29
PL2147430T3 (pl) 2012-04-30
US20100198586A1 (en) 2010-08-05
WO2009121499A1 (en) 2009-10-08
AU2009231135B2 (en) 2011-02-24
IL202173A (en) 2013-12-31
JP2010532883A (ja) 2010-10-14
ATE534117T1 (de) 2011-12-15
BRPI0903501B1 (pt) 2020-09-24
WO2009121499A8 (en) 2010-02-25
KR101126813B1 (ko) 2012-03-23
AU2009231135A1 (en) 2009-10-08
RU2436174C2 (ru) 2011-12-10
KR20100046010A (ko) 2010-05-04
EP2107556A1 (en) 2009-10-07
CA2707368A1 (en) 2009-10-08

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