GB1445855A - Apparatus for measuring the pitch period of the basic sounds of speech - Google Patents

Apparatus for measuring the pitch period of the basic sounds of speech

Info

Publication number
GB1445855A
GB1445855A GB5320673A GB5320673A GB1445855A GB 1445855 A GB1445855 A GB 1445855A GB 5320673 A GB5320673 A GB 5320673A GB 5320673 A GB5320673 A GB 5320673A GB 1445855 A GB1445855 A GB 1445855A
Authority
GB
United Kingdom
Prior art keywords
peak
pulses
speech
period
integrator
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
Application number
GB5320673A
Other languages
English (en)
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.)
ZURCHER JEAN FREDERIC
Original Assignee
ZURCHER JEAN FREDERIC
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 ZURCHER JEAN FREDERIC filed Critical ZURCHER JEAN FREDERIC
Publication of GB1445855A publication Critical patent/GB1445855A/en
Expired 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Analogue/Digital Conversion (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Geophysics And Detection Of Objects (AREA)
GB5320673A 1972-11-16 1973-11-16 Apparatus for measuring the pitch period of the basic sounds of speech Expired GB1445855A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7240703A FR2206889A5 (enExample) 1972-11-16 1972-11-16

Publications (1)

Publication Number Publication Date
GB1445855A true GB1445855A (en) 1976-08-11

Family

ID=9107265

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5320673A Expired GB1445855A (en) 1972-11-16 1973-11-16 Apparatus for measuring the pitch period of the basic sounds of speech

Country Status (4)

Country Link
US (1) US3852535A (enExample)
DE (1) DE2357067C3 (enExample)
FR (1) FR2206889A5 (enExample)
GB (1) GB1445855A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4217808A (en) * 1977-07-18 1980-08-19 David Slepian Determination of pitch
US4273023A (en) * 1979-12-26 1981-06-16 Mercer Stanley L Aural pitch recognition teaching device
US4351216A (en) * 1979-08-22 1982-09-28 Hamm Russell O Electronic pitch detection for musical instruments
US4354418A (en) 1980-08-25 1982-10-19 Nuvatec, Inc. Automatic note analyzer

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3975587A (en) * 1974-09-13 1976-08-17 International Telephone And Telegraph Corporation Digital vocoder
US4004096A (en) * 1975-02-18 1977-01-18 The United States Of America As Represented By The Secretary Of The Army Process for extracting pitch information
FR2333315A1 (fr) * 1975-11-25 1977-06-24 Zurcher Jean Frederic Circuit de reperage des cretes significatives d'un signal de parole
JPS5944639B2 (ja) * 1975-12-02 1984-10-31 フジゼロツクス カブシキガイシヤ 音声による異同認識方式における標準パタ−ン更新方法
DE2649259C2 (de) * 1976-10-29 1983-06-09 Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Verfahren zum automatischen Erkennen von gestörter Telefonsprache
US4280387A (en) * 1979-02-26 1981-07-28 Norlin Music, Inc. Frequency following circuit
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
US4550598A (en) * 1983-10-31 1985-11-05 The Goodyear Tire & Rubber Company Apparatus and method adapted to test tires by eliminating jitter from data signals without losing data
US4783805A (en) * 1984-12-05 1988-11-08 Victor Company Of Japan, Ltd. System for converting a voice signal to a pitch signal
US4912764A (en) * 1985-08-28 1990-03-27 American Telephone And Telegraph Company, At&T Bell Laboratories Digital speech coder with different excitation types
US4879748A (en) * 1985-08-28 1989-11-07 American Telephone And Telegraph Company Parallel processing pitch detector
US4890328A (en) * 1985-08-28 1989-12-26 American Telephone And Telegraph Company Voice synthesis utilizing multi-level filter excitation
WO1993009531A1 (en) * 1991-10-30 1993-05-13 Peter John Charles Spurgeon Processing of electrical and audio signals
US5471527A (en) 1993-12-02 1995-11-28 Dsc Communications Corporation Voice enhancement system and method
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
RU2174714C2 (ru) * 1998-05-12 2001-10-10 Научно-технический центр "Вычислительная техника" Способ выделения основного тона

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2974281A (en) * 1957-11-01 1961-03-07 Bell Telephone Labor Inc Selective signal recognition system
DE1163567B (de) * 1958-10-31 1964-02-20 E H K Kuepfmueller Dr Ing Einrichtung zur Erkennung von Sprachlauten
US3109142A (en) * 1960-10-06 1963-10-29 Bell Telephone Labor Inc Apparatus for encoding pitch information in a vocoder system
US3549806A (en) * 1967-05-05 1970-12-22 Gen Electric Fundamental pitch frequency signal extraction system for complex signals
FR1602217A (enExample) * 1968-12-16 1970-10-26

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4217808A (en) * 1977-07-18 1980-08-19 David Slepian Determination of pitch
US4351216A (en) * 1979-08-22 1982-09-28 Hamm Russell O Electronic pitch detection for musical instruments
US4273023A (en) * 1979-12-26 1981-06-16 Mercer Stanley L Aural pitch recognition teaching device
US4354418A (en) 1980-08-25 1982-10-19 Nuvatec, Inc. Automatic note analyzer

Also Published As

Publication number Publication date
US3852535A (en) 1974-12-03
FR2206889A5 (enExample) 1974-06-07
DE2357067A1 (de) 1974-05-30
DE2357067C3 (de) 1979-08-09
DE2357067B2 (de) 1978-12-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee