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

유사주기 신호의 위상을 추적하는 방법 및 장치 Download PDF

Info

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
Authority
KR
South Korea
Prior art keywords
phase
signal
frame
previous frame
periodic
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
KR1020027011075A
Other languages
English (en)
Korean (ko)
Other versions
KR20020081352A (ko
Inventor
다스아미타바
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20020081352A publication Critical patent/KR20020081352A/ko
Application granted granted Critical
Publication of KR100711040B1 publication Critical patent/KR100711040B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

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
    • 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

Landscapes

  • 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 Expired - Lifetime KR100711040B1 (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2000/005141 WO2002003381A1 (en) 2000-02-29 2000-02-29 Method and apparatus for tracking the phase of a quasi-periodic signal

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 Expired - Lifetime KR100711040B1 (ko) 2000-02-29 2000-02-29 유사주기 신호의 위상을 추적하는 방법 및 장치

Country Status (7)

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

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
EP2963649A1 (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 horizontal phase correction
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 (en) * 1992-03-18 1994-04-06 Sony Corporation High-efficiency encoding method
EP0766230A2 (en) * 1995-09-28 1997-04-02 Sony Corporation Method and apparatus for coding speech
US5787387A (en) 1994-07-11 1998-07-28 Voxware, Inc. Harmonic adaptive speech coding method and system
WO1999010719A1 (en) * 1997-08-29 1999-03-04 The Regents Of The University Of California Method and apparatus for hybrid coding of speech at 4kbps

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0215915A4 (en) * 1985-03-18 1987-11-25 Massachusetts Inst Technology TREATMENT OF ACOUSTIC WAVE SHAPES.
CA1332982C (en) * 1987-04-02 1994-11-08 Robert J. Mcauley Coding of acoustic waveforms
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 (en) * 1992-03-18 1994-04-06 Sony Corporation High-efficiency encoding method
US5787387A (en) 1994-07-11 1998-07-28 Voxware, Inc. Harmonic adaptive speech coding method and system
EP0766230A2 (en) * 1995-09-28 1997-04-02 Sony Corporation Method and apparatus for coding speech
WO1999010719A1 (en) * 1997-08-29 1999-03-04 The Regents Of The University Of California Method and apparatus for hybrid coding of speech at 4kbps

Also Published As

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

Similar Documents

Publication Publication Date Title
US6640209B1 (en) Closed-loop multimode mixed-domain linear prediction (MDLP) speech coder
EP1259957B1 (en) Closed-loop multimode mixed-domain speech coder
US6584438B1 (en) Frame erasure compensation method in a variable rate speech coder
US7426466B2 (en) Method and apparatus for quantizing pitch, amplitude, phase and linear spectrum of voiced speech
KR100895589B1 (ko) 로버스트한 음성 분류를 위한 방법 및 장치
KR100700857B1 (ko) 전환 스피치 프레임의 다중 펄스 보간 코딩
US6397175B1 (en) Method and apparatus for subsampling phase spectrum information
US6449592B1 (en) Method and apparatus for tracking the phase of a quasi-periodic signal
KR100711040B1 (ko) 유사주기 신호의 위상을 추적하는 방법 및 장치
JP2011090311A (ja) 閉ループのマルチモードの混合領域の線形予測音声コーダ
HK1091583B (en) Method and apparatus for subsampling phase spectrum information
HK1114684A (en) Frame erasure compensation method in a variable rate speech coder
HK1055833B (en) Closed-loop multimode mixed-domain linear prediction speech coder and method of processing frames

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20020823

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20050228

Comment text: Request for Examination of Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20060629

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20070201

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20070418

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20070418

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20100331

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20110330

Start annual number: 5

End annual number: 5

FPAY Annual fee payment

Payment date: 20120329

Year of fee payment: 6

PR1001 Payment of annual fee

Payment date: 20120329

Start annual number: 6

End annual number: 6

FPAY Annual fee payment

Payment date: 20130329

Year of fee payment: 7

PR1001 Payment of annual fee

Payment date: 20130329

Start annual number: 7

End annual number: 7

FPAY Annual fee payment

Payment date: 20160330

Year of fee payment: 10

PR1001 Payment of annual fee

Payment date: 20160330

Start annual number: 10

End annual number: 10

FPAY Annual fee payment

Payment date: 20170330

Year of fee payment: 11

PR1001 Payment of annual fee

Payment date: 20170330

Start annual number: 11

End annual number: 11

FPAY Annual fee payment

Payment date: 20180329

Year of fee payment: 12

PR1001 Payment of annual fee

Payment date: 20180329

Start annual number: 12

End annual number: 12

FPAY Annual fee payment

Payment date: 20190327

Year of fee payment: 13

PR1001 Payment of annual fee

Payment date: 20190327

Start annual number: 13

End annual number: 13

PC1801 Expiration of term

Termination date: 20200831

Termination category: Expiration of duration