HK1066088A1 - Method for time scaling and/or pitch scaling an audio signal - Google Patents

Method for time scaling and/or pitch scaling an audio signal

Info

Publication number
HK1066088A1
HK1066088A1 HK04108879A HK04108879A HK1066088A1 HK 1066088 A1 HK1066088 A1 HK 1066088A1 HK 04108879 A HK04108879 A HK 04108879A HK 04108879 A HK04108879 A HK 04108879A HK 1066088 A1 HK1066088 A1 HK 1066088A1
Authority
HK
Hong Kong
Prior art keywords
signal
scaling
pitch
time
audio signal
Prior art date
Application number
HK04108879A
Other languages
English (en)
Inventor
Brett Crockett
Original Assignee
Dolby Lab Licensing 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
Priority claimed from US09/922,394 external-priority patent/US20020116178A1/en
Application filed by Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp
Publication of HK1066088A1 publication Critical patent/HK1066088A1/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
    • 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
    • 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
    • G10L21/003—Changing voice quality, e.g. pitch or formants
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2210/00—Aspects or methods of musical processing having intrinsic musical character, i.e. involving musical theory or musical parameters or relying on musical knowledge, as applied in electrophonic musical tools or instruments
    • G10H2210/325—Musical pitch modification
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2210/00—Aspects or methods of musical processing having intrinsic musical character, i.e. involving musical theory or musical parameters or relying on musical knowledge, as applied in electrophonic musical tools or instruments
    • G10H2210/375—Tempo or beat alterations; Music timing control
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2250/00—Aspects of algorithms or signal processing methods without intrinsic musical character, yet specifically adapted for or used in electrophonic musical processing
    • G10H2250/541—Details of musical waveform synthesis, i.e. audio waveshape processing from individual wavetable samples, independently of their origin or of the sound they represent
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • G10L25/87—Detection of discrete points within a voice signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Stereophonic System (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Electrically Operated Instructional Devices (AREA)
HK04108879A 2001-04-13 2004-11-10 Method for time scaling and/or pitch scaling an audio signal HK1066088A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US83473901A 2001-04-13 2001-04-13
US29382501P 2001-05-25 2001-05-25
US09/922,394 US20020116178A1 (en) 2001-04-13 2001-08-02 High quality time-scaling and pitch-scaling of audio signals
US4564402A 2002-01-11 2002-01-11
PCT/US2002/004317 WO2002084645A2 (en) 2001-04-13 2002-02-12 High quality time-scaling and pitch-scaling of audio signals

Publications (1)

Publication Number Publication Date
HK1066088A1 true HK1066088A1 (en) 2005-03-11

Family

ID=27489006

Family Applications (1)

Application Number Title Priority Date Filing Date
HK04108879A HK1066088A1 (en) 2001-04-13 2004-11-10 Method for time scaling and/or pitch scaling an audio signal

Country Status (8)

Country Link
EP (2) EP2261892B1 (zh)
JP (1) JP4152192B2 (zh)
CN (1) CN1279511C (zh)
CA (1) CA2443837C (zh)
HK (1) HK1066088A1 (zh)
MX (1) MXPA03009357A (zh)
TW (1) TWI226602B (zh)
WO (1) WO2002084645A2 (zh)

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US7610205B2 (en) 2002-02-12 2009-10-27 Dolby Laboratories Licensing Corporation High quality time-scaling and pitch-scaling of audio signals
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US6934677B2 (en) 2001-12-14 2005-08-23 Microsoft Corporation Quantization matrices based on critical band pattern information for digital audio wherein quantization bands differ from critical bands
US7240001B2 (en) 2001-12-14 2007-07-03 Microsoft Corporation Quality improvement techniques in an audio encoder
US7502743B2 (en) * 2002-09-04 2009-03-10 Microsoft Corporation Multi-channel audio encoding and decoding with multi-channel transform selection
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US7508947B2 (en) 2004-08-03 2009-03-24 Dolby Laboratories Licensing Corporation Method for combining audio signals using auditory scene analysis
KR101286168B1 (ko) 2004-12-27 2013-07-15 가부시키가이샤 피 소프트하우스 오디오 신호처리장치, 방법 및 그 방법을 기록한 기록매체
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AU2012216537B2 (en) * 2008-03-10 2013-10-10 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Device and method for manipulating an audio signal having a transient event
US8589720B2 (en) * 2008-04-15 2013-11-19 Qualcomm Incorporated Synchronizing timing mismatch by data insertion
US8762561B2 (en) 2008-07-23 2014-06-24 Qualcomm Incorporated System, method or apparatus for combining multiple streams of media data
WO2010101527A1 (en) * 2009-03-03 2010-09-10 Agency For Science, Technology And Research Methods for determining whether a signal includes a wanted signal and apparatuses configured to determine whether a signal includes a wanted signal
US8498874B2 (en) 2009-09-11 2013-07-30 Sling Media Pvt Ltd Audio signal encoding employing interchannel and temporal redundancy reduction
DE102010001147B4 (de) 2010-01-22 2016-11-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mehrfrequenzbandempfänger auf Basis von Pfadüberlagerung mit Regelungsmöglichkeiten
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CN103796145B (zh) * 2014-01-26 2017-01-11 深圳市微纳集成电路与系统应用研究院 听觉阈值确定方法、听觉阈值确定装置及助听器
CN106060268A (zh) * 2016-06-30 2016-10-26 维沃移动通信有限公司 一种移动终端的语音输出方法及移动终端
JP6828807B2 (ja) * 2017-03-28 2021-02-10 日本電気株式会社 データ解析装置、データ解析方法およびデータ解析プログラム
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CN109817237A (zh) * 2019-03-06 2019-05-28 小雅智能平台（深圳）有限公司 一种音频自动处理方法、终端及计算机可读存储介质
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CN112951218B (zh) * 2021-03-22 2024-03-29 百果园技术(新加坡)有限公司 基于神经网络模型的语音处理方法、装置及电子设备
CN116189681B (zh) * 2023-05-04 2023-09-26 北京水晶石数字科技股份有限公司 一种智能语音交互系统及方法
CN117272479B (zh) * 2023-10-08 2024-02-23 山东鑫之源新材料科技有限公司 基于荷载时程分析的高强度土工膜顶破强度预测方法

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Also Published As

Publication number Publication date
JP4152192B2 (ja) 2008-09-17
CA2443837A1 (en) 2002-10-24
CA2443837C (en) 2012-06-19
EP1377967A2 (en) 2004-01-07
CN1511312A (zh) 2004-07-07
EP2261892A2 (en) 2010-12-15
CN1279511C (zh) 2006-10-11
EP2261892A3 (en) 2013-08-21
WO2002084645A2 (en) 2002-10-24
EP1377967B1 (en) 2013-04-10
JP2004527000A (ja) 2004-09-02
TWI226602B (en) 2005-01-11
WO2002084645A3 (en) 2002-12-19
EP2261892B1 (en) 2020-09-16
MXPA03009357A (es) 2004-02-18

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Legal Events

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PE Patent expired

Effective date: 20220211