ES2738534T3 - Dispositivo y método para manipular una señal de audio que tiene un evento transitorio - Google Patents

Dispositivo y método para manipular una señal de audio que tiene un evento transitorio Download PDF

Info

Publication number
ES2738534T3
ES2738534T3 ES09719651T ES09719651T ES2738534T3 ES 2738534 T3 ES2738534 T3 ES 2738534T3 ES 09719651 T ES09719651 T ES 09719651T ES 09719651 T ES09719651 T ES 09719651T ES 2738534 T3 ES2738534 T3 ES 2738534T3
Authority
ES
Spain
Prior art keywords
time
audio signal
signal
transient
transient event
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
ES09719651T
Other languages
English (en)
Spanish (es)
Inventor
Sascha Disch
Frederik Nagel
Nikolaus Rettelbach
Markus Multrus
Guillaume Fuchs
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.)
Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
Original Assignee
Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=40613146&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2738534(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV filed Critical Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
Application granted granted Critical
Publication of ES2738534T3 publication Critical patent/ES2738534T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/04—Time compression or expansion
    • 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
    • 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
    • G10L19/025—Detection of transients or attacks for time/frequency resolution switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Amplifiers (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
ES09719651T 2008-03-10 2009-02-17 Dispositivo y método para manipular una señal de audio que tiene un evento transitorio Active ES2738534T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US3531708P 2008-03-10 2008-03-10
PCT/EP2009/001108 WO2009112141A1 (en) 2008-03-10 2009-02-17 Device and method for manipulating an audio signal having a transient event

Publications (1)

Publication Number Publication Date
ES2738534T3 true ES2738534T3 (es) 2020-01-23

Family

ID=40613146

Family Applications (3)

Application Number Title Priority Date Filing Date
ES09719651T Active ES2738534T3 (es) 2008-03-10 2009-02-17 Dispositivo y método para manipular una señal de audio que tiene un evento transitorio
ES10194088T Active ES2747903T3 (es) 2008-03-10 2009-02-17 Dispositivo y método para manipular una señal de audio que tiene un evento transitorio
ES10194086T Active ES2739667T3 (es) 2008-03-10 2009-02-17 Dispositivo y método para manipular una señal de audio que tiene un evento transitorio

Family Applications After (2)

Application Number Title Priority Date Filing Date
ES10194088T Active ES2747903T3 (es) 2008-03-10 2009-02-17 Dispositivo y método para manipular una señal de audio que tiene un evento transitorio
ES10194086T Active ES2739667T3 (es) 2008-03-10 2009-02-17 Dispositivo y método para manipular una señal de audio que tiene un evento transitorio

Country Status (14)

Country Link
US (4) US9275652B2 (enExample)
EP (4) EP2293294B1 (enExample)
JP (4) JP5336522B2 (enExample)
KR (4) KR101291293B1 (enExample)
CN (4) CN102789784B (enExample)
AU (1) AU2009225027B2 (enExample)
BR (4) BR122012006269A2 (enExample)
CA (4) CA2897271C (enExample)
ES (3) ES2738534T3 (enExample)
MX (1) MX2010009932A (enExample)
RU (4) RU2487429C2 (enExample)
TR (1) TR201910850T4 (enExample)
TW (4) TWI380288B (enExample)
WO (1) WO2009112141A1 (enExample)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101291293B1 (ko) * 2008-03-10 2013-07-30 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 트랜지언트 이벤트를 갖는 오디오 신호를 조작하기 위한 장치 및 방법
USRE47180E1 (en) * 2008-07-11 2018-12-25 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating a bandwidth extended signal
HUE064775T2 (hu) * 2008-12-15 2024-04-28 Fraunhofer Ges Forschung Audió sávszélesség kiterjesztés dekódoló, megfelelõ eljárás és számítógépi program
WO2010086461A1 (en) 2009-01-28 2010-08-05 Dolby International Ab Improved harmonic transposition
EP4120254B1 (en) 2009-01-28 2025-01-15 Dolby International AB Improved harmonic transposition
EP2214165A3 (en) * 2009-01-30 2010-09-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and computer program for manipulating an audio signal comprising a transient event
KR101697497B1 (ko) 2009-09-18 2017-01-18 돌비 인터네셔널 에이비 입력 신호를 전위시키기 위한 시스템 및 방법, 및 상기 방법을 수행하기 위한 컴퓨터 프로그램이 기록된 컴퓨터 판독가능 저장 매체
PT2491553T (pt) 2009-10-20 2017-01-20 Fraunhofer Ges Forschung Codificador de áudio, descodificador de áudio, método para codificar uma informação de áudio, método para descodificar uma informação de áudio e programa de computador que utiliza uma redução iterativa de tamanho de intervalo
BR112012017258B1 (pt) 2010-01-12 2020-12-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V codificador de áudio, decodificador de áudio, método de codificação e decodificação de uma informação de áudio, para obtenção de um valor de sub-região de contexto com base em uma norma de valores espectrais previamente decodificados
DE102010001147B4 (de) 2010-01-22 2016-11-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mehrfrequenzbandempfänger auf Basis von Pfadüberlagerung mit Regelungsmöglichkeiten
EP2362376A3 (en) * 2010-02-26 2011-11-02 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. Apparatus and method for modifying an audio signal using envelope shaping
PT2545551T (pt) 2010-03-09 2018-01-03 Fraunhofer Ges Forschung Resposta de magnitude aperfeiçoada e alinhamento temporal de um vocoder de fase com base no método de extensão de largura de banda para sinais de áudio
SG183967A1 (en) 2010-03-09 2012-10-30 Fraunhofer Ges Forschung Apparatus and method for processing an input audio signal using cascaded filterbanks
JP5649084B2 (ja) * 2010-03-09 2015-01-07 フラウンホーファーゲゼルシャフトツール フォルデルング デル アンゲヴァンテン フォルシユング エー．フアー． 再生速度またはピッチを変更する際にオーディオ信号における過渡音声事象を処理するための装置および方法
CN102436820B (zh) 2010-09-29 2013-08-28 华为技术有限公司 高频带信号编码方法及装置、高频带信号解码方法及装置
JP5807453B2 (ja) * 2011-08-30 2015-11-10 富士通株式会社 符号化方法、符号化装置および符号化プログラム
KR101833463B1 (ko) * 2011-10-12 2018-04-16 에스케이텔레콤 주식회사 음향 신호 품질 개선 시스템 및 그 방법
US9286942B1 (en) * 2011-11-28 2016-03-15 Codentity, Llc Automatic calculation of digital media content durations optimized for overlapping or adjoined transitions
EP2631906A1 (en) * 2012-02-27 2013-08-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Phase coherence control for harmonic signals in perceptual audio codecs
WO2013189528A1 (en) * 2012-06-20 2013-12-27 Widex A/S Method of sound processing in a hearing aid and a hearing aid
US9064318B2 (en) 2012-10-25 2015-06-23 Adobe Systems Incorporated Image matting and alpha value techniques
US9201580B2 (en) 2012-11-13 2015-12-01 Adobe Systems Incorporated Sound alignment user interface
US9355649B2 (en) * 2012-11-13 2016-05-31 Adobe Systems Incorporated Sound alignment using timing information
US10638221B2 (en) 2012-11-13 2020-04-28 Adobe Inc. Time interval sound alignment
US9076205B2 (en) 2012-11-19 2015-07-07 Adobe Systems Incorporated Edge direction and curve based image de-blurring
US10249321B2 (en) 2012-11-20 2019-04-02 Adobe Inc. Sound rate modification
US9451304B2 (en) 2012-11-29 2016-09-20 Adobe Systems Incorporated Sound feature priority alignment
US9135710B2 (en) 2012-11-30 2015-09-15 Adobe Systems Incorporated Depth map stereo correspondence techniques
US10455219B2 (en) 2012-11-30 2019-10-22 Adobe Inc. Stereo correspondence and depth sensors
US10249052B2 (en) 2012-12-19 2019-04-02 Adobe Systems Incorporated Stereo correspondence model fitting
US9208547B2 (en) 2012-12-19 2015-12-08 Adobe Systems Incorporated Stereo correspondence smoothness tool
US9214026B2 (en) 2012-12-20 2015-12-15 Adobe Systems Incorporated Belief propagation and affinity measures
WO2014136628A1 (ja) * 2013-03-05 2014-09-12 日本電気株式会社 信号処理装置、信号処理方法および信号処理プログラム
US9715885B2 (en) 2013-03-05 2017-07-25 Nec Corporation Signal processing apparatus, signal processing method, and signal processing program
US11146903B2 (en) 2013-05-29 2021-10-12 Qualcomm Incorporated Compression of decomposed representations of a sound field
EP2838086A1 (en) 2013-07-22 2015-02-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. In an reduction of comb filter artifacts in multi-channel downmix with adaptive phase alignment
CN110619882B (zh) * 2013-07-29 2023-04-04 杜比实验室特许公司 用于降低去相关器电路中瞬态信号的时间伪差的系统和方法
US9812150B2 (en) 2013-08-28 2017-11-07 Accusonus, Inc. Methods and systems for improved signal decomposition
TR201802303T4 (tr) * 2013-10-31 2018-03-21 Fraunhofer Ges Forschung Frekans alanında zamansal ön şekillendirilmiş gürültü eklenmesiyle ses bant genişliği uzatma.
PT3438979T (pt) 2013-12-19 2020-07-28 Ericsson Telefon Ab L M Estimativa de ruído de fundo em sinais de áudio
US9489955B2 (en) 2014-01-30 2016-11-08 Qualcomm Incorporated Indicating frame parameter reusability for coding vectors
US9922656B2 (en) 2014-01-30 2018-03-20 Qualcomm Incorporated Transitioning of ambient higher-order ambisonic coefficients
US10468036B2 (en) * 2014-04-30 2019-11-05 Accusonus, Inc. Methods and systems for processing and mixing signals using signal decomposition
US10770087B2 (en) 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals
US9852737B2 (en) 2014-05-16 2017-12-26 Qualcomm Incorporated Coding vectors decomposed from higher-order ambisonics audio signals
EP2963645A1 (en) * 2014-07-01 2016-01-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Calculator and method for determining phase correction data for an audio signal
US9747910B2 (en) 2014-09-26 2017-08-29 Qualcomm Incorporated Switching between predictive and non-predictive quantization techniques in a higher order ambisonics (HOA) framework
US9640157B1 (en) * 2015-12-28 2017-05-02 Berggram Development Oy Latency enhanced note recognition method
US9711121B1 (en) * 2015-12-28 2017-07-18 Berggram Development Oy Latency enhanced note recognition method in gaming
US11771779B2 (en) 2018-01-26 2023-10-03 Hadasit Medical Research Services & Development Limited Non-metallic magnetic resonance contrast agent
IL313348B2 (en) 2018-04-25 2025-08-01 Dolby Int Ab Integration of high frequency reconstruction techniques with reduced post-processing delay
KR20250130700A (ko) 2018-04-25 2025-09-02 돌비 인터네셔널 에이비 고주파 오디오 재구성 기술의 통합
US11158297B2 (en) * 2020-01-13 2021-10-26 International Business Machines Corporation Timbre creation system
CN112562703B (zh) * 2020-11-17 2024-07-26 普联国际有限公司 一种音频的高频优化方法、装置和介质

Family Cites Families (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10509256A (ja) * 1994-11-25 1998-09-08 ケイ． フインク，フレミング ピッチ操作器を使用する音声信号の変換方法
JPH08223049A (ja) * 1995-02-14 1996-08-30 Sony Corp 信号符号化方法及び装置、信号復号化方法及び装置、情報記録媒体並びに情報伝送方法
JP3580444B2 (ja) 1995-06-14 2004-10-20 ソニー株式会社 信号伝送方法および装置、並びに信号再生方法
US6049766A (en) 1996-11-07 2000-04-11 Creative Technology Ltd. Time-domain time/pitch scaling of speech or audio signals with transient handling
US6766300B1 (en) * 1996-11-07 2004-07-20 Creative Technology Ltd. Method and apparatus for transient detection and non-distortion time scaling
SE512719C2 (sv) 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
JP3017715B2 (ja) * 1997-10-31 2000-03-13 松下電器産業株式会社 音声再生装置
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
US6266644B1 (en) * 1998-09-26 2001-07-24 Liquid Audio, Inc. Audio encoding apparatus and methods
US6316712B1 (en) 1999-01-25 2001-11-13 Creative Technology Ltd. Method and apparatus for tempo and downbeat detection and alteration of rhythm in a musical segment
SE9903553D0 (sv) 1999-01-27 1999-10-01 Lars Liljeryd Enhancing percepptual performance of SBR and related coding methods by adaptive noise addition (ANA) and noise substitution limiting (NSL)
JP2001075571A (ja) * 1999-09-07 2001-03-23 Roland Corp 波形生成装置
US6549884B1 (en) 1999-09-21 2003-04-15 Creative Technology Ltd. Phase-vocoder pitch-shifting
US6978236B1 (en) * 1999-10-01 2005-12-20 Coding Technologies Ab Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching
GB2357683A (en) * 1999-12-24 2001-06-27 Nokia Mobile Phones Ltd Voiced/unvoiced determination for speech coding
US7096481B1 (en) * 2000-01-04 2006-08-22 Emc Corporation Preparation of metadata for splicing of encoded MPEG video and audio
US7447639B2 (en) * 2001-01-24 2008-11-04 Nokia Corporation System and method for error concealment in digital audio transmission
US6876968B2 (en) 2001-03-08 2005-04-05 Matsushita Electric Industrial Co., Ltd. Run time synthesizer adaptation to improve intelligibility of synthesized speech
CN1279511C (zh) 2001-04-13 2006-10-11 多尔拜实验特许公司 一种时间标度和/或音调偏移一个音频信号的方法
US7711123B2 (en) * 2001-04-13 2010-05-04 Dolby Laboratories Licensing Corporation Segmenting audio signals into auditory events
US7610205B2 (en) * 2002-02-12 2009-10-27 Dolby Laboratories Licensing Corporation High quality time-scaling and pitch-scaling of audio signals
MXPA03010237A (es) * 2001-05-10 2004-03-16 Dolby Lab Licensing Corp Mejoramiento del funcionamiento de transitorios en sistemas de codificacion de audio de baja tasa de transferencia de bitios mediante la reduccion del pre-ruido.
WO2003091990A1 (en) * 2002-04-25 2003-11-06 Shazam Entertainment, Ltd. Robust and invariant audio pattern matching
CA2488689C (en) * 2002-06-05 2013-10-15 Thomas Paddock Acoustical virtual reality engine and advanced techniques for enhancing delivered sound
TW594674B (en) * 2003-03-14 2004-06-21 Mediatek Inc Encoder and a encoding method capable of detecting audio signal transient
JP4076887B2 (ja) * 2003-03-24 2008-04-16 ローランド株式会社 ボコーダ装置
US7233832B2 (en) 2003-04-04 2007-06-19 Apple Inc. Method and apparatus for expanding audio data
SE0301273D0 (sv) 2003-04-30 2003-04-30 Coding Technologies Sweden Ab Advanced processing based on a complex-exponential-modulated filterbank and adaptive time signalling methods
US6982377B2 (en) 2003-12-18 2006-01-03 Texas Instruments Incorporated Time-scale modification of music signals based on polyphase filterbanks and constrained time-domain processing
CA3026276C (en) 2004-03-01 2019-04-16 Dolby Laboratories Licensing Corporation Reconstructing audio signals with multiple decorrelation techniques
JP4744438B2 (ja) * 2004-03-05 2011-08-10 パナソニック株式会社 エラー隠蔽装置およびエラー隠蔽方法
CN1934619B (zh) * 2004-03-17 2010-05-26 皇家飞利浦电子股份有限公司 音频编码
CA2562137C (en) * 2004-04-07 2012-11-27 Nielsen Media Research, Inc. Data insertion apparatus and methods for use with compressed audio/video data
US8843378B2 (en) 2004-06-30 2014-09-23 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Multi-channel synthesizer and method for generating a multi-channel output signal
US7617109B2 (en) * 2004-07-01 2009-11-10 Dolby Laboratories Licensing Corporation Method for correcting metadata affecting the playback loudness and dynamic range of audio information
KR100750115B1 (ko) * 2004-10-26 2007-08-21 삼성전자주식회사 오디오 신호 부호화 및 복호화 방법 및 그 장치
US7752548B2 (en) * 2004-10-29 2010-07-06 Microsoft Corporation Features such as titles, transitions, and/or effects which vary according to positions
BRPI0607246B1 (pt) * 2005-01-31 2019-12-03 Skype método para gerar uma seqüência de amostras de encobrimento com relação à transmissão de um sinal de áudio digitalizado, dispositivo de armazenamento de programa, e, arranjo para receber um sinal de áudio digitalizado
US7742914B2 (en) * 2005-03-07 2010-06-22 Daniel A. Kosek Audio spectral noise reduction method and apparatus
US7983922B2 (en) 2005-04-15 2011-07-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing
WO2006132857A2 (en) * 2005-06-03 2006-12-14 Dolby Laboratories Licensing Corporation Apparatus and method for encoding audio signals with decoding instructions
US8270439B2 (en) * 2005-07-08 2012-09-18 Activevideo Networks, Inc. Video game system using pre-encoded digital audio mixing
US8108219B2 (en) 2005-07-11 2012-01-31 Lg Electronics Inc. Apparatus and method of encoding and decoding audio signal
US7565289B2 (en) * 2005-09-30 2009-07-21 Apple Inc. Echo avoidance in audio time stretching
US7917358B2 (en) * 2005-09-30 2011-03-29 Apple Inc. Transient detection by power weighted average
US8473298B2 (en) * 2005-11-01 2013-06-25 Apple Inc. Pre-resampling to achieve continuously variable analysis time/frequency resolution
KR101287984B1 (ko) * 2005-12-09 2013-07-19 소니 주식회사 음악 편집 장치 및 음악 편집 방법
US9154875B2 (en) * 2005-12-13 2015-10-06 Nxp B.V. Device for and method of processing an audio data stream
JP4949687B2 (ja) * 2006-01-25 2012-06-13 ソニー株式会社 ビート抽出装置及びビート抽出方法
JP2009527137A (ja) * 2006-01-30 2009-07-23 ジャーマン，マシュー，ティー． マルチメディアを使ったプレゼンテーションを有するメタデータの同期フィルタ
JP4487958B2 (ja) * 2006-03-16 2010-06-23 ソニー株式会社 メタデータ付与方法及び装置
DE102006017280A1 (de) * 2006-04-12 2007-10-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines Umgebungssignals
CN101432965B (zh) * 2006-04-27 2012-07-04 杜比实验室特许公司 使用基于特性响度的听觉事件检测的音频增益控制
US8379868B2 (en) * 2006-05-17 2013-02-19 Creative Technology Ltd Spatial audio coding based on universal spatial cues
US8046749B1 (en) * 2006-06-27 2011-10-25 The Mathworks, Inc. Analysis of a sequence of data in object-oriented environments
US8239190B2 (en) 2006-08-22 2012-08-07 Qualcomm Incorporated Time-warping frames of wideband vocoder
US7514620B2 (en) * 2006-08-25 2009-04-07 Apple Inc. Method for shifting pitches of audio signals to a desired pitch relationship
WO2008066930A2 (en) * 2006-11-30 2008-06-05 Dolby Laboratories Licensing Corporation Extracting features of video & audio signal content to provide reliable identification of the signals
CN101578869B (zh) * 2006-12-28 2012-11-14 汤姆逊许可证公司 用于自动视觉伪影分析和伪影减轻的方法和装置
US20080181298A1 (en) * 2007-01-26 2008-07-31 Apple Computer, Inc. Hybrid scalable coding
US20080221876A1 (en) * 2007-03-08 2008-09-11 Universitat Fur Musik Und Darstellende Kunst Method for processing audio data into a condensed version
US20090024234A1 (en) * 2007-07-19 2009-01-22 Archibald Fitzgerald J Apparatus and method for coupling two independent audio streams
KR101291293B1 (ko) * 2008-03-10 2013-07-30 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 트랜지언트 이벤트를 갖는 오디오 신호를 조작하기 위한 장치 및 방법
US8380331B1 (en) * 2008-10-30 2013-02-19 Adobe Systems Incorporated Method and apparatus for relative pitch tracking of multiple arbitrary sounds
WO2010086461A1 (en) * 2009-01-28 2010-08-05 Dolby International Ab Improved harmonic transposition
TWI484473B (zh) 2009-10-30 2015-05-11 Dolby Int Ab 用於從編碼位元串流擷取音訊訊號之節奏資訊、及估算音訊訊號之知覺顯著節奏的方法及系統

Also Published As

Publication number Publication date
RU2598326C2 (ru) 2016-09-20
BRPI0906142A2 (pt) 2017-10-31
WO2009112141A1 (en) 2009-09-17
AU2009225027B2 (en) 2012-09-20
TWI505265B (zh) 2015-10-21
JP2012141629A (ja) 2012-07-26
CN102789785A (zh) 2012-11-21
RU2565009C2 (ru) 2015-10-10
EP2296145B1 (en) 2019-05-22
US20130003992A1 (en) 2013-01-03
BR122012006265A2 (pt) 2019-07-30
JP5425249B2 (ja) 2014-02-26
RU2012113063A (ru) 2013-10-27
TWI505266B (zh) 2015-10-21
CA2717694C (en) 2015-10-06
EP2250643A1 (en) 2010-11-17
RU2010137429A (ru) 2012-04-20
KR101230481B1 (ko) 2013-02-06
CA2897271A1 (en) 2009-09-17
BR122012006270A2 (pt) 2019-07-30
EP2293294A2 (en) 2011-03-09
TWI380288B (en) 2012-12-21
US20110112670A1 (en) 2011-05-12
CA2897271C (en) 2017-11-28
ES2739667T3 (es) 2020-02-03
EP2296145A3 (en) 2011-09-07
JP2012141630A (ja) 2012-07-26
EP2293294A3 (en) 2011-09-07
JP5336522B2 (ja) 2013-11-06
CN102789784A (zh) 2012-11-21
EP2293295A2 (en) 2011-03-09
CN102789785B (zh) 2016-08-17
KR20120031526A (ko) 2012-04-03
MX2010009932A (es) 2010-11-30
BRPI0906142B1 (pt) 2020-10-20
JP2012141631A (ja) 2012-07-26
KR20100133379A (ko) 2010-12-21
CN102881294A (zh) 2013-01-16
CN101971252B (zh) 2012-10-24
BR122012006269A2 (pt) 2019-07-30
TW201246196A (en) 2012-11-16
EP2250643B1 (en) 2019-05-01
TW201246195A (en) 2012-11-16
WO2009112141A8 (en) 2014-01-09
US20130010983A1 (en) 2013-01-10
KR101291293B1 (ko) 2013-07-30
BR122012006265B1 (pt) 2024-01-09
CA2897276A1 (en) 2009-09-17
RU2012113092A (ru) 2013-10-27
RU2487429C2 (ru) 2013-07-10
CN102881294B (zh) 2014-12-10
KR101230479B1 (ko) 2013-02-06
EP2293295A3 (en) 2011-09-07
TW200951943A (en) 2009-12-16
RU2565008C2 (ru) 2015-10-10
KR20120031527A (ko) 2012-04-03
US9236062B2 (en) 2016-01-12
TR201910850T4 (tr) 2019-08-21
US20130010985A1 (en) 2013-01-10
US9275652B2 (en) 2016-03-01
ES2747903T3 (es) 2020-03-12
JP5425952B2 (ja) 2014-02-26
BR122012006270B1 (pt) 2020-12-08
CA2897276C (en) 2017-11-28
JP2011514987A (ja) 2011-05-12
AU2009225027A1 (en) 2009-09-17
EP2293294B1 (en) 2019-07-24
RU2012113087A (ru) 2013-10-27
TWI505264B (zh) 2015-10-21
CN102789784B (zh) 2016-06-08
KR20120031525A (ko) 2012-04-03
JP5425250B2 (ja) 2014-02-26
TW201246197A (en) 2012-11-16
KR101230480B1 (ko) 2013-02-06
CA2717694A1 (en) 2009-09-17
CN101971252A (zh) 2011-02-09
EP2296145A2 (en) 2011-03-16
US9230558B2 (en) 2016-01-05
CA2897278A1 (en) 2009-09-17

Similar Documents

Publication Publication Date Title
ES2738534T3 (es) Dispositivo y método para manipular una señal de audio que tiene un evento transitorio
ES3049190T3 (en) Device and method for a bandwidth extension of an audio signal
CA2821036A1 (en) Device and method for manipulating an audio signal having a transient event
AU2012216539B2 (en) Device and method for manipulating an audio signal having a transient event
HK1151121A (en) Device and method for manipulating an audio signal having a transient event
HK1151121B (en) Device and method for manipulating an audio signal having a transient event
HK1154303A (en) Device and method for manipulating an audio signal having a transient event
HK1154111A (en) Device and method for manipulating an audio signal having a transient event
HK1154110A (en) Device and method for manipulating an audio signal having a transient event