AR075963A1 - Dispositivo y metodo para manipular una senal de audio - Google Patents

Dispositivo y metodo para manipular una senal de audio

Info

Publication number
AR075963A1
AR075963A1 ARP100100975A ARP100100975A AR075963A1 AR 075963 A1 AR075963 A1 AR 075963A1 AR P100100975 A ARP100100975 A AR P100100975A AR P100100975 A ARP100100975 A AR P100100975A AR 075963 A1 AR075963 A1 AR 075963A1
Authority
AR
Argentina
Prior art keywords
audio signal
values
modified
spectral
handling
Prior art date
Application number
ARP100100975A
Other languages
English (en)
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 AR075963A1 publication Critical patent/AR075963A1/es

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/025—Detection of transients or attacks for time/frequency resolution switching
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/003—Changing voice quality, e.g. pitch or formants
    • G10L21/007—Changing voice quality, e.g. pitch or formants characterised by the process used

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)

Abstract

Un dispositivo y un método para manipular una senal de audio comprende un medio de ventaneo para generar una pluralidad de bloques consecutivos de muestras de audio, donde la pluralidad de bloques consecutivos comprende por lo menos un bloque rellenado de muestras de audio, donde el bloque rellenado tiene valores de relleno y valores de senal de audio, un primer convertidor para convertir el bloque rellenado en una representacion espectral que tiene valores espectrales, un modificador de fase para modificar las fases de los valores espectrales para obtener una representacion espectral modificada, y un segundo convertidor para convertir la representacion espectral modificada en una senal de audio modificada en el dominio del tiempo.
ARP100100975A 2009-03-26 2010-03-26 Dispositivo y metodo para manipular una senal de audio AR075963A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16360909P 2009-03-26 2009-03-26
EP09013051A EP2234103B1 (en) 2009-03-26 2009-10-15 Device and method for manipulating an audio signal

Publications (1)

Publication Number Publication Date
AR075963A1 true AR075963A1 (es) 2011-05-11

Family

ID=42027826

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP100100975A AR075963A1 (es) 2009-03-26 2010-03-26 Dispositivo y metodo para manipular una senal de audio

Country Status (20)

Country Link
US (1) US8837750B2 (es)
EP (2) EP2234103B1 (es)
JP (1) JP5328977B2 (es)
KR (1) KR101462416B1 (es)
CN (1) CN102365681B (es)
AR (1) AR075963A1 (es)
AT (1) ATE526662T1 (es)
AU (1) AU2010227598A1 (es)
BR (1) BRPI1006217B1 (es)
CA (1) CA2755834C (es)
ES (2) ES2374486T3 (es)
HK (2) HK1148602A1 (es)
MX (1) MX2011010017A (es)
MY (1) MY154667A (es)
PL (2) PL2234103T3 (es)
RU (1) RU2523173C2 (es)
SG (1) SG174531A1 (es)
TW (1) TWI421859B (es)
WO (1) WO2010108895A1 (es)
ZA (1) ZA201106971B (es)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102648495B (zh) * 2009-10-21 2014-05-28 杜比Ab国际公司 用于利用适应性过取样产生高频音频信号的装置及方法
BR112012029132B1 (pt) 2011-02-14 2021-10-05 Fraunhofer - Gesellschaft Zur Förderung Der Angewandten Forschung E.V Representação de sinal de informações utilizando transformada sobreposta
CN103534754B (zh) 2011-02-14 2015-09-30 弗兰霍菲尔运输应用研究公司 在不活动阶段期间利用噪声合成的音频编解码器
PL3239978T3 (pl) 2011-02-14 2019-07-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Kodowanie i dekodowanie pozycji impulsów ścieżek sygnału audio
CA2827249C (en) 2011-02-14 2016-08-23 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for processing a decoded audio signal in a spectral domain
JP5849106B2 (ja) 2011-02-14 2016-01-27 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 低遅延の統合されたスピーチ及びオーディオ符号化におけるエラー隠しのための装置及び方法
CN103503062B (zh) 2011-02-14 2016-08-10 弗劳恩霍夫应用研究促进协会 用于使用对齐的前瞻部分将音频信号编码及解码的装置与方法
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
JP5625126B2 (ja) 2011-02-14 2014-11-12 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 スペクトル領域ノイズ整形を使用する線形予測ベースコーディングスキーム
KR101525185B1 (ko) 2011-02-14 2015-06-02 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 트랜지언트 검출 및 품질 결과를 사용하여 일부분의 오디오 신호를 코딩하기 위한 장치 및 방법
EP2709106A1 (en) 2012-09-17 2014-03-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for generating a bandwidth extended signal from a bandwidth limited audio signal
WO2014126688A1 (en) * 2013-02-14 2014-08-21 Dolby Laboratories Licensing Corporation Methods for audio signal transient detection and decorrelation control
TWI618050B (zh) 2013-02-14 2018-03-11 杜比實驗室特許公司 用於音訊處理系統中之訊號去相關的方法及設備
TWI618051B (zh) 2013-02-14 2018-03-11 杜比實驗室特許公司 用於利用估計之空間參數的音頻訊號增強的音頻訊號處理方法及裝置
EP2959481B1 (en) 2013-02-20 2017-04-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for generating an encoded audio or image signal or for decoding an encoded audio or image signal in the presence of transients using a multi overlap portion
KR101732059B1 (ko) 2013-05-15 2017-05-04 삼성전자주식회사 오디오 신호의 부호화, 복호화 방법 및 장치
ES2693559T3 (es) 2013-08-23 2018-12-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Aparato y procedimiento para procesar una señal de audio mediante una señal de error de aliasing
CN103714824B (zh) * 2013-12-12 2017-06-16 小米科技有限责任公司 一种音频处理方法、装置及终端设备
US20150170655A1 (en) * 2013-12-15 2015-06-18 Qualcomm Incorporated Systems and methods of blind bandwidth extension
CN105096957B (zh) 2014-04-29 2016-09-14 华为技术有限公司 处理信号的方法及设备
EP2963648A1 (en) 2014-07-01 2016-01-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio processor and method for processing an audio signal using vertical phase correction
EP3155828B1 (en) 2014-07-22 2018-11-07 Huawei Technologies Co., Ltd. An apparatus and a method for manipulating an input audio signal
EP2980795A1 (en) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoding and decoding using a frequency domain processor, a time domain processor and a cross processor for initialization of the time domain processor
EP2980794A1 (en) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder and decoder using a frequency domain processor and a time domain processor
JP6668372B2 (ja) * 2015-02-26 2020-03-18 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ 目標時間領域エンベロープを用いて処理されたオーディオ信号を得るためにオーディオ信号を処理するための装置および方法
KR102413692B1 (ko) * 2015-07-24 2022-06-27 삼성전자주식회사 음성 인식을 위한 음향 점수 계산 장치 및 방법, 음성 인식 장치 및 방법, 전자 장치
JP6564135B2 (ja) * 2015-09-22 2019-08-21 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． オーディオ信号処理
EP3382700A1 (en) * 2017-03-31 2018-10-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for post-processing an audio signal using a transient location detection
EP3671741A1 (en) * 2018-12-21 2020-06-24 FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. Audio processor and method for generating a frequency-enhanced audio signal using pulse processing
DE102022200660A1 (de) 2022-01-20 2023-07-20 Atlas Elektronik Gmbh Signalverarbeitungsanlage

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4366349A (en) * 1980-04-28 1982-12-28 Adelman Roger A Generalized signal processing hearing aid
CN1062963C (zh) * 1990-04-12 2001-03-07 多尔拜实验特许公司 用于产生高质量声音信号的解码器和编码器
US5455888A (en) 1992-12-04 1995-10-03 Northern Telecom Limited Speech bandwidth extension method and apparatus
JPH10124088A (ja) 1996-10-24 1998-05-15 Sony Corp 音声帯域幅拡張装置及び方法
DE19736669C1 (de) 1997-08-22 1998-10-22 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Erfassen eines Anschlags in einem zeitdiskreten Audiosignal sowie Vorrichtung und Verfahren zum Codieren eines Audiosignals
US6266003B1 (en) * 1998-08-28 2001-07-24 Sigma Audio Research Limited Method and apparatus for signal processing for time-scale and/or pitch modification of audio signals
US6549884B1 (en) 1999-09-21 2003-04-15 Creative Technology Ltd. Phase-vocoder pitch-shifting
US6782360B1 (en) 1999-09-22 2004-08-24 Mindspeed Technologies, Inc. Gain quantization for a CELP speech coder
US6868377B1 (en) * 1999-11-23 2005-03-15 Creative Technology Ltd. Multiband phase-vocoder for the modification of audio or speech signals
SE0001926D0 (sv) * 2000-05-23 2000-05-23 Lars Liljeryd Improved spectral translation/folding in the subband domain
US6895375B2 (en) 2001-10-04 2005-05-17 At&T Corp. System for bandwidth extension of Narrow-band speech
US8019598B2 (en) * 2002-11-15 2011-09-13 Texas Instruments Incorporated Phase locking method for frequency domain time scale modification based on a bark-scale spectral partition
AU2005201813B2 (en) 2005-04-29 2011-03-24 Phonak Ag Sound processing with frequency transposition
TWI396188B (zh) * 2005-08-02 2013-05-11 Dolby Lab Licensing Corp 依聆聽事件之函數控制空間音訊編碼參數的技術
US8706496B2 (en) 2007-09-13 2014-04-22 Universitat Pompeu Fabra Audio signal transforming by utilizing a computational cost function
US7729237B2 (en) 2008-03-17 2010-06-01 Lg Electronics Inc. Method of transmitting reference signal and transmitter using the same
JP5691367B2 (ja) * 2009-10-27 2015-04-01 アイシン精機株式会社 トルク変動吸収装置

Also Published As

Publication number Publication date
PL2234103T3 (pl) 2012-02-29
ATE526662T1 (de) 2011-10-15
WO2010108895A1 (en) 2010-09-30
EP2234103B1 (en) 2011-09-28
HK1166415A1 (en) 2012-10-26
EP2234103A1 (en) 2010-09-29
CA2755834A1 (en) 2010-09-30
CN102365681B (zh) 2014-07-16
ES2478871T3 (es) 2014-07-23
US8837750B2 (en) 2014-09-16
TW201040943A (en) 2010-11-16
AU2010227598A1 (en) 2011-11-10
BRPI1006217A2 (pt) 2016-11-29
ZA201106971B (en) 2012-07-25
KR20110139294A (ko) 2011-12-28
PL2411976T3 (pl) 2014-10-31
CN102365681A (zh) 2012-02-29
JP5328977B2 (ja) 2013-10-30
TWI421859B (zh) 2014-01-01
RU2011138839A (ru) 2013-04-10
ES2374486T3 (es) 2012-02-17
CA2755834C (en) 2016-03-15
EP2411976A1 (en) 2012-02-01
KR101462416B1 (ko) 2014-11-17
MY154667A (en) 2015-07-15
JP2012521574A (ja) 2012-09-13
US20120076323A1 (en) 2012-03-29
MX2011010017A (es) 2011-10-10
RU2523173C2 (ru) 2014-07-20
HK1148602A1 (en) 2011-09-09
BRPI1006217B1 (pt) 2020-12-22
EP2411976B1 (en) 2014-05-21
SG174531A1 (en) 2011-10-28

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