JP4567289B2 - 準周期信号の位相を追跡するための方法および装置 - Google Patents

準周期信号の位相を追跡するための方法および装置 Download PDF

Info

Publication number
JP4567289B2
JP4567289B2 JP2002507369A JP2002507369A JP4567289B2 JP 4567289 B2 JP4567289 B2 JP 4567289B2 JP 2002507369 A JP2002507369 A JP 2002507369A JP 2002507369 A JP2002507369 A JP 2002507369A JP 4567289 B2 JP4567289 B2 JP 4567289B2
Authority
JP
Japan
Prior art keywords
phase
signal
periodic
previous frame
speech
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
JP2002507369A
Other languages
English (en)
Japanese (ja)
Other versions
JP2004502203A (ja
JP2004502203A5 (ko
Inventor
ダス、アミタバ
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.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of JP2004502203A publication Critical patent/JP2004502203A/ja
Publication of JP2004502203A5 publication Critical patent/JP2004502203A5/ja
Application granted granted Critical
Publication of JP4567289B2 publication Critical patent/JP4567289B2/ja
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)
JP2002507369A 2000-02-29 2000-02-29 準周期信号の位相を追跡するための方法および装置 Expired - Lifetime JP4567289B2 (ja)

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 (3)

Publication Number Publication Date
JP2004502203A JP2004502203A (ja) 2004-01-22
JP2004502203A5 JP2004502203A5 (ko) 2007-04-12
JP4567289B2 true JP4567289B2 (ja) 2010-10-20

Family

ID=21741099

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002507369A Expired - Lifetime JP4567289B2 (ja) 2000-02-29 2000-02-29 準周期信号の位相を追跡するための方法および装置

Country Status (8)

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

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

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2759646B2 (ja) * 1985-03-18 1998-05-28 マサチユ−セツツ インステイテユ−ト オブ テクノロジ− 音響波形の処理
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
US5765127A (en) * 1992-03-18 1998-06-09 Sony Corp High efficiency encoding method
US5787387A (en) 1994-07-11 1998-07-28 Voxware, Inc. Harmonic adaptive speech coding method and system
JP3680374B2 (ja) * 1995-09-28 2005-08-10 ソニー株式会社 音声合成方法
JPH10214100A (ja) * 1997-01-31 1998-08-11 Sony Corp 音声合成方法
US6233550B1 (en) * 1997-08-29 2001-05-15 The Regents Of The University Of California Method and apparatus for hybrid coding of speech at 4kbps
JPH11224099A (ja) * 1998-02-06 1999-08-17 Sony Corp 位相量子化装置及び方法

Also Published As

Publication number Publication date
EP1259955A1 (en) 2002-11-27
CN1437746A (zh) 2003-08-20
HK1055834A1 (en) 2004-01-21
DE60025471T2 (de) 2006-08-24
DE60025471D1 (de) 2006-04-06
AU2000233852A1 (en) 2002-01-14
KR20020081352A (ko) 2002-10-26
EP1259955B1 (en) 2006-01-11
JP2004502203A (ja) 2004-01-22
CN1262991C (zh) 2006-07-05
WO2002003381A1 (en) 2002-01-10
KR100711040B1 (ko) 2007-04-24

Similar Documents

Publication Publication Date Title
JP4907826B2 (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
US6640209B1 (en) Closed-loop multimode mixed-domain linear prediction (MDLP) speech coder
KR100895589B1 (ko) 로버스트한 음성 분류를 위한 방법 및 장치
EP1279167B1 (en) Method and apparatus for predictively quantizing voiced speech
US6584438B1 (en) Frame erasure compensation method in a variable rate speech coder
KR100798668B1 (ko) 무성 음성의 코딩 방법 및 장치
US8090573B2 (en) Selection of encoding modes and/or encoding rates for speech compression with open loop re-decision
JP2007534020A (ja) 信号符号化
KR100827896B1 (ko) 프레임 에러에 대한 민감도를 감소시키기 위하여 코딩 방식 선택 패턴을 사용하는 예측 음성 코더
US6260017B1 (en) Multipulse interpolative coding of transition speech frames
US7085712B2 (en) Method and apparatus for subsampling phase spectrum information
US6449592B1 (en) Method and apparatus for tracking the phase of a quasi-periodic signal
JP4567289B2 (ja) 準周期信号の位相を追跡するための方法および装置
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

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070226

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070226

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20091208

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20100308

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20100317

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100608

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20100706

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20100805

R150 Certificate of patent or registration of utility model

Ref document number: 4567289

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130813

Year of fee payment: 3

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term