KR100711040B1 - 유사주기 신호의 위상을 추적하는 방법 및 장치 - Google Patents

유사주기 신호의 위상을 추적하는 방법 및 장치 Download PDF

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Publication number
KR100711040B1
KR100711040B1 KR1020027011075A KR20027011075A KR100711040B1 KR 100711040 B1 KR100711040 B1 KR 100711040B1 KR 1020027011075 A KR1020027011075 A KR 1020027011075A KR 20027011075 A KR20027011075 A KR 20027011075A KR 100711040 B1 KR100711040 B1 KR 100711040B1
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KR
South Korea
Prior art keywords
phase
signal
frame
previous frame
periodic
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KR1020027011075A
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English (en)
Korean (ko)
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KR20020081352A (ko
Inventor
다스아미타바
Original Assignee
퀄컴 인코포레이티드
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Publication of KR20020081352A publication Critical patent/KR20020081352A/ko
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Publication of KR100711040B1 publication Critical patent/KR100711040B1/ko

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    • 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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • 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
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • 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
    • G10L19/04—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 predictive techniques

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (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)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020027011075A 2000-02-29 2000-02-29 유사주기 신호의 위상을 추적하는 방법 및 장치 KR100711040B1 (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2000/005141 WO2002003381A1 (fr) 2000-02-29 2000-02-29 Procede et appareil pour mesurer la phase d'un signal quasi periodique

Publications (2)

Publication Number Publication Date
KR20020081352A KR20020081352A (ko) 2002-10-26
KR100711040B1 true KR100711040B1 (ko) 2007-04-24

Family

ID=21741099

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020027011075A KR100711040B1 (ko) 2000-02-29 2000-02-29 유사주기 신호의 위상을 추적하는 방법 및 장치

Country Status (8)

Country Link
EP (1) EP1259955B1 (fr)
JP (1) JP4567289B2 (fr)
KR (1) KR100711040B1 (fr)
CN (1) CN1262991C (fr)
AU (1) AU2000233852A1 (fr)
DE (1) DE60025471T2 (fr)
HK (1) HK1055834A1 (fr)
WO (1) WO2002003381A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103811011B (zh) * 2012-11-02 2017-05-17 富士通株式会社 音频弦波检测方法和装置
CN104347082B (zh) * 2013-07-24 2017-10-24 富士通株式会社 弦波帧检测方法和设备以及音频编码方法和设备
EP2963645A1 (fr) 2014-07-01 2016-01-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Calculateur et procédé permettant de déterminer des données de correction de phase pour un signal audio
CN108776319B (zh) * 2018-04-25 2022-11-08 中国电力科学研究院有限公司 一种光纤电流互感器数据准确性自诊断方法与系统
CN109917360A (zh) * 2019-03-01 2019-06-21 吉林大学 一种混叠脉冲的参差pri估计方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0590155A1 (fr) * 1992-03-18 1994-04-06 Sony Corporation Procede de codage a haute efficacite
EP0766230A2 (fr) * 1995-09-28 1997-04-02 Sony Corporation Procédé et dispositif de codage de la parole
US5787387A (en) 1994-07-11 1998-07-28 Voxware, Inc. Harmonic adaptive speech coding method and system
WO1999010719A1 (fr) * 1997-08-29 1999-03-04 The Regents Of The University Of California Procede et appareil de codage hybride de la parole a 4kbps

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0215915A4 (fr) * 1985-03-18 1987-11-25 Massachusetts Inst Technology Traitement de formes d'ondes acoustiques.
CA1332982C (fr) * 1987-04-02 1994-11-08 Robert J. Mcauley Codage de formes d'onde acoustiques
US5023910A (en) * 1988-04-08 1991-06-11 At&T Bell Laboratories Vector quantization in a harmonic speech coding arrangement
JPH02288739A (ja) * 1989-04-28 1990-11-28 Fujitsu Ltd 音声符号復号化伝送方式
JPH10214100A (ja) * 1997-01-31 1998-08-11 Sony Corp 音声合成方法
JPH11224099A (ja) * 1998-02-06 1999-08-17 Sony Corp 位相量子化装置及び方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0590155A1 (fr) * 1992-03-18 1994-04-06 Sony Corporation Procede de codage a haute efficacite
US5787387A (en) 1994-07-11 1998-07-28 Voxware, Inc. Harmonic adaptive speech coding method and system
EP0766230A2 (fr) * 1995-09-28 1997-04-02 Sony Corporation Procédé et dispositif de codage de la parole
WO1999010719A1 (fr) * 1997-08-29 1999-03-04 The Regents Of The University Of California Procede et appareil de codage hybride de la parole a 4kbps

Also Published As

Publication number Publication date
EP1259955A1 (fr) 2002-11-27
JP2004502203A (ja) 2004-01-22
EP1259955B1 (fr) 2006-01-11
DE60025471D1 (de) 2006-04-06
AU2000233852A1 (en) 2002-01-14
CN1437746A (zh) 2003-08-20
HK1055834A1 (en) 2004-01-21
KR20020081352A (ko) 2002-10-26
WO2002003381A1 (fr) 2002-01-10
DE60025471T2 (de) 2006-08-24
JP4567289B2 (ja) 2010-10-20
CN1262991C (zh) 2006-07-05

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