JPS5524118B1 - - Google Patents

Info

Publication number
JPS5524118B1
JPS5524118B1 JP6793072A JP6793072A JPS5524118B1 JP S5524118 B1 JPS5524118 B1 JP S5524118B1 JP 6793072 A JP6793072 A JP 6793072A JP 6793072 A JP6793072 A JP 6793072A JP S5524118 B1 JPS5524118 B1 JP S5524118B1
Authority
JP
Japan
Prior art keywords
signal
prediction error
mean
peaks
value
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.)
Pending
Application number
JP6793072A
Other languages
English (en)
Japanese (ja)
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 filed Critical
Publication of JPS5524118B1 publication Critical patent/JPS5524118B1/ja
Pending legal-status Critical Current

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
    • 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
    • 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
    • G10L25/93—Discriminating between voiced and unvoiced parts of speech signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP6793072A 1971-07-09 1972-07-08 Pending JPS5524118B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16117371A 1971-07-09 1971-07-09

Publications (1)

Publication Number Publication Date
JPS5524118B1 true JPS5524118B1 (enExample) 1980-06-26

Family

ID=22580131

Family Applications (2)

Application Number Title Priority Date Filing Date
JP6793072A Pending JPS5524118B1 (enExample) 1971-07-09 1972-07-08
JP56093676A Pending JPS5774800A (en) 1971-07-09 1981-06-17 Method of identifying basic pitch period of speech signal

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP56093676A Pending JPS5774800A (en) 1971-07-09 1981-06-17 Method of identifying basic pitch period of speech signal

Country Status (6)

Country Link
US (1) US3740476A (enExample)
JP (2) JPS5524118B1 (enExample)
CA (1) CA967285A (enExample)
DE (1) DE2233872C2 (enExample)
FR (1) FR2145501B1 (enExample)
NL (1) NL7209311A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5922602U (ja) * 1982-08-04 1984-02-13 長山　勉 浴室における幼児等の洗髪台
JPS6050901U (ja) * 1983-09-16 1985-04-10 ▲いざさ▼　秀之 乳幼児用エヤ−マツト

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3979557A (en) * 1974-07-03 1976-09-07 International Telephone And Telegraph Corporation Speech processor system for pitch period extraction using prediction filters
US4074069A (en) * 1975-06-18 1978-02-14 Nippon Telegraph & Telephone Public Corporation Method and apparatus for judging voiced and unvoiced conditions of speech signal
JPS6051720B2 (ja) * 1975-08-22 1985-11-15 日本電信電話株式会社 音声の基本周期抽出装置
US4038495A (en) * 1975-11-14 1977-07-26 Rockwell International Corporation Speech analyzer/synthesizer using recursive filters
US4070709A (en) * 1976-10-13 1978-01-24 The United States Of America As Represented By The Secretary Of The Air Force Piecewise linear predictive coding system
DE2649259C2 (de) * 1976-10-29 1983-06-09 Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Verfahren zum automatischen Erkennen von gestörter Telefonsprache
US4133976A (en) * 1978-04-07 1979-01-09 Bell Telephone Laboratories, Incorporated Predictive speech signal coding with reduced noise effects
US4164626A (en) * 1978-05-05 1979-08-14 Motorola, Inc. Pitch detector and method thereof
US4280387A (en) * 1979-02-26 1981-07-28 Norlin Music, Inc. Frequency following circuit
JPS5918717B2 (ja) * 1979-02-28 1984-04-28 ケイディディ株式会社 適応形ピツチ抽出方式
US4383135A (en) * 1980-01-23 1983-05-10 Scott Instruments Corporation Method and apparatus for speech recognition
US4472832A (en) * 1981-12-01 1984-09-18 At&T Bell Laboratories Digital speech coder
USRE32580E (en) * 1981-12-01 1988-01-19 American Telephone And Telegraph Company, At&T Bell Laboratories Digital speech coder
JPS58140798A (ja) * 1982-02-15 1983-08-20 株式会社日立製作所 音声ピツチ抽出方法
US4561102A (en) * 1982-09-20 1985-12-24 At&T Bell Laboratories Pitch detector for speech analysis
US4675863A (en) * 1985-03-20 1987-06-23 International Mobile Machines Corp. Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
US4879748A (en) * 1985-08-28 1989-11-07 American Telephone And Telegraph Company Parallel processing pitch detector
US4827517A (en) * 1985-12-26 1989-05-02 American Telephone And Telegraph Company, At&T Bell Laboratories Digital speech processor using arbitrary excitation coding
USRE34247E (en) * 1985-12-26 1993-05-11 At&T Bell Laboratories Digital speech processor using arbitrary excitation coding
US5010574A (en) * 1989-06-13 1991-04-23 At&T Bell Laboratories Vector quantizer search arrangement
FR2670313A1 (fr) * 1990-12-11 1992-06-12 Thomson Csf Procede et dispositif pour l'evaluation de la periodicite et du voisement du signal de parole dans les vocodeurs a tres bas debit.
SE467806B (sv) * 1991-01-14 1992-09-14 Ericsson Telefon Ab L M Metod att kvantisera linjespektralfrekvenser (lsf) vid beraekning av parametrar foer ett analysfilter ingaaende i en talkodare
US5353372A (en) * 1992-01-27 1994-10-04 The Board Of Trustees Of The Leland Stanford Junior University Accurate pitch measurement and tracking system and method
US5546383A (en) 1993-09-30 1996-08-13 Cooley; David M. Modularly clustered radiotelephone system
US5471527A (en) * 1993-12-02 1995-11-28 Dsc Communications Corporation Voice enhancement system and method
US5586126A (en) * 1993-12-30 1996-12-17 Yoder; John Sample amplitude error detection and correction apparatus and method for use with a low information content signal
SE508788C2 (sv) * 1995-04-12 1998-11-02 Ericsson Telefon Ab L M Förfarande att bestämma positionerna inom en talram för excitationspulser
US5717819A (en) * 1995-04-28 1998-02-10 Motorola, Inc. Methods and apparatus for encoding/decoding speech signals at low bit rates
US6140568A (en) * 1997-11-06 2000-10-31 Innovative Music Systems, Inc. System and method for automatically detecting a set of fundamental frequencies simultaneously present in an audio signal
US7124075B2 (en) * 2001-10-26 2006-10-17 Dmitry Edward Terez Methods and apparatus for pitch determination
JP2004297273A (ja) * 2003-03-26 2004-10-21 Kenwood Corp 音声信号雑音除去装置、音声信号雑音除去方法及びプログラム
JP3827317B2 (ja) * 2004-06-03 2006-09-27 任天堂株式会社 コマンド処理装置
US8990081B2 (en) * 2008-09-19 2015-03-24 Newsouth Innovations Pty Limited Method of analysing an audio signal
US11443761B2 (en) 2018-09-01 2022-09-13 Indian Institute Of Technology Bombay Real-time pitch tracking by detection of glottal excitation epochs in speech signal using Hilbert envelope

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD49355A (enExample) *
US2732424A (en) * 1956-01-24 oliver
CA844193A (en) * 1970-06-09 Western Electric Company, Incorporated Predictive coding of speech signals
US2221523A (en) * 1938-03-17 1940-11-12 Ora L Railsback Pitch determining apparatus
US2927969A (en) * 1954-10-20 1960-03-08 Bell Telephone Labor Inc Determination of pitch frequency of complex wave
US2908761A (en) * 1954-10-20 1959-10-13 Bell Telephone Labor Inc Voice pitch determination
US3026375A (en) * 1958-05-09 1962-03-20 Bell Telephone Labor Inc Transmission of quantized signals
US3405237A (en) * 1965-06-01 1968-10-08 Bell Telephone Labor Inc Apparatus for determining the periodicity and aperiodicity of a complex wave
US3420955A (en) * 1965-11-19 1969-01-07 Bell Telephone Labor Inc Automatic peak selector
US3437757A (en) * 1966-06-15 1969-04-08 Bell Telephone Labor Inc Speech analysis system
DE1572520A1 (de) * 1967-06-08 1970-02-19 Telefunken Patent Verfahren zur Erkennung von Sprachlauten
GB1180288A (en) * 1967-06-23 1970-02-04 Standard Telephones Cables Ltd Analysing Complex Signal Waveforms
US3631520A (en) * 1968-08-19 1971-12-28 Bell Telephone Labor Inc Predictive coding of speech signals
DE2062589C3 (de) * 1970-12-18 1981-03-12 Siemens AG, 1000 Berlin und 8000 München Verfahren zur Ermittlung der Grundfrequenze eines wenigstens zeitweise periodischen Signales

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5922602U (ja) * 1982-08-04 1984-02-13 長山　勉 浴室における幼児等の洗髪台
JPS6050901U (ja) * 1983-09-16 1985-04-10 ▲いざさ▼　秀之 乳幼児用エヤ−マツト

Also Published As

Publication number Publication date
US3740476A (en) 1973-06-19
FR2145501A1 (enExample) 1973-02-23
DE2233872A1 (de) 1973-01-18
JPS5774800A (en) 1982-05-11
NL7209311A (enExample) 1973-01-11
FR2145501B1 (enExample) 1976-08-13
CA967285A (en) 1975-05-06
DE2233872C2 (de) 1983-11-03

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