DE60214409D1 - Verfahren und vorrichtung zur zweiphasen-grundfrequenzdetektion - Google Patents

Verfahren und vorrichtung zur zweiphasen-grundfrequenzdetektion

Info

Publication number
DE60214409D1
DE60214409D1 DE60214409T DE60214409T DE60214409D1 DE 60214409 D1 DE60214409 D1 DE 60214409D1 DE 60214409 T DE60214409 T DE 60214409T DE 60214409 T DE60214409 T DE 60214409T DE 60214409 D1 DE60214409 D1 DE 60214409D1
Authority
DE
Germany
Prior art keywords
pitch
range
autocorrelation
error range
frequency
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.)
Expired - Lifetime
Application number
DE60214409T
Other languages
English (en)
Other versions
DE60214409T2 (de
Inventor
Doill Jung
Hunseok Seo
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.)
Amusetec Co Ltd
Original Assignee
Amusetec Co Ltd
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 Amusetec Co Ltd filed Critical Amusetec Co Ltd
Application granted granted Critical
Publication of DE60214409D1 publication Critical patent/DE60214409D1/de
Publication of DE60214409T2 publication Critical patent/DE60214409T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/90—Pitch determination of speech signals
DE60214409T 2001-07-27 2002-07-26 Verfahren und vorrichtung zur zweiphasen-grundfrequenzdetektion Expired - Lifetime DE60214409T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR2001045563 2001-07-27
KR10-2001-0045563A KR100393899B1 (ko) 2001-07-27 2001-07-27 2-단계 피치 판단 방법 및 장치
PCT/KR2002/001423 WO2003017250A1 (en) 2001-07-27 2002-07-26 2-phase pitch detection method and appartus

Publications (2)

Publication Number Publication Date
DE60214409D1 true DE60214409D1 (de) 2006-10-12
DE60214409T2 DE60214409T2 (de) 2007-09-20

Family

ID=19712642

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60214409T Expired - Lifetime DE60214409T2 (de) 2001-07-27 2002-07-26 Verfahren und vorrichtung zur zweiphasen-grundfrequenzdetektion

Country Status (8)

Country Link
US (1) US7012186B2 (de)
EP (1) EP1436805B1 (de)
JP (1) JP4217616B2 (de)
KR (1) KR100393899B1 (de)
CN (1) CN1216362C (de)
AT (1) ATE338330T1 (de)
DE (1) DE60214409T2 (de)
WO (1) WO2003017250A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101199002B (zh) * 2005-06-09 2011-09-07 株式会社A.G.I. 检测音调频率的语音分析器和语音分析方法
US7563975B2 (en) * 2005-09-14 2009-07-21 Mattel, Inc. Music production system
US7752038B2 (en) * 2006-10-13 2010-07-06 Nokia Corporation Pitch lag estimation
KR100970446B1 (ko) * 2007-11-21 2010-07-16 한국전자통신연구원 주파수 확장을 위한 가변 잡음레벨 결정 장치 및 그 방법
US8666734B2 (en) 2009-09-23 2014-03-04 University Of Maryland, College Park Systems and methods for multiple pitch tracking using a multidimensional function and strength values
CN104115220B (zh) 2011-12-21 2017-06-06 华为技术有限公司 非常短的基音周期检测和编码
CN103426441B (zh) 2012-05-18 2016-03-02 华为技术有限公司 检测基音周期的正确性的方法和装置
US10249209B2 (en) * 2017-06-12 2019-04-02 Harmony Helper, LLC Real-time pitch detection for creating, practicing and sharing of musical harmonies
US11282407B2 (en) 2017-06-12 2022-03-22 Harmony Helper, LLC Teaching vocal harmonies
CN109813264A (zh) * 2019-02-21 2019-05-28 重庆潍柴发动机有限公司 测量结果误差评估的方法及装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5226108A (en) * 1990-09-20 1993-07-06 Digital Voice Systems, Inc. Processing a speech signal with estimated pitch
US5127053A (en) * 1990-12-24 1992-06-30 General Electric Company Low-complexity method for improving the performance of autocorrelation-based pitch detectors
JP2940835B2 (ja) 1991-03-18 1999-08-25 日本電信電話株式会社 ピッチ周波数差分特徴量抽出法
JPH0736491A (ja) * 1993-07-22 1995-02-07 Matsushita Electric Ind Co Ltd ピッチ抽出装置
US5619004A (en) * 1995-06-07 1997-04-08 Virtual Dsp Corporation Method and device for determining the primary pitch of a music signal
JP3840684B2 (ja) 1996-02-01 2006-11-01 ソニー株式会社 ピッチ抽出装置及びピッチ抽出方法
US5864795A (en) * 1996-02-20 1999-01-26 Advanced Micro Devices, Inc. System and method for error correction in a correlation-based pitch estimator
KR100269216B1 (ko) 1998-04-16 2000-10-16 윤종용 스펙트로-템포럴 자기상관을 사용한 피치결정시스템 및 방법
CA2252170A1 (en) * 1998-10-27 2000-04-27 Bruno Bessette A method and device for high quality coding of wideband speech and audio signals
US6124544A (en) * 1999-07-30 2000-09-26 Lyrrus Inc. Electronic music system for detecting pitch
US6917912B2 (en) * 2001-04-24 2005-07-12 Microsoft Corporation Method and apparatus for tracking pitch in audio analysis
US6653546B2 (en) * 2001-10-03 2003-11-25 Alto Research, Llc Voice-controlled electronic musical instrument

Also Published As

Publication number Publication date
JP4217616B2 (ja) 2009-02-04
CN1216362C (zh) 2005-08-24
WO2003017250A1 (en) 2003-02-27
EP1436805B1 (de) 2006-08-30
KR100393899B1 (ko) 2003-08-09
CN1552058A (zh) 2004-12-01
DE60214409T2 (de) 2007-09-20
US7012186B2 (en) 2006-03-14
US20040159220A1 (en) 2004-08-19
EP1436805A4 (de) 2005-06-01
KR20030010898A (ko) 2003-02-06
EP1436805A1 (de) 2004-07-14
ATE338330T1 (de) 2006-09-15
JP2005503580A (ja) 2005-02-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: BOCKHORNI & KOLLEGEN, 80687 MUENCHEN