GB1246079A - Speech analysis system - Google Patents

Speech analysis system

Info

Publication number
GB1246079A
GB1246079A GB25406/70A GB2540670A GB1246079A GB 1246079 A GB1246079 A GB 1246079A GB 25406/70 A GB25406/70 A GB 25406/70A GB 2540670 A GB2540670 A GB 2540670A GB 1246079 A GB1246079 A GB 1246079A
Authority
GB
United Kingdom
Prior art keywords
signal
speech
filter
frequency
pitch
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
GB25406/70A
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1246079A publication Critical patent/GB1246079A/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
    • G10L25/93—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)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
GB25406/70A 1969-06-02 1970-05-27 Speech analysis system Expired GB1246079A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US829414A US3600516A (en) 1969-06-02 1969-06-02 Voicing detection and pitch extraction system

Publications (1)

Publication Number Publication Date
GB1246079A true GB1246079A (en) 1971-09-15

Family

ID=25254478

Family Applications (1)

Application Number Title Priority Date Filing Date
GB25406/70A Expired GB1246079A (en) 1969-06-02 1970-05-27 Speech analysis system

Country Status (3)

Country Link
US (1) US3600516A (ru)
JP (1) JPS508602B1 (ru)
GB (1) GB1246079A (ru)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6046395A (en) * 1995-01-18 2000-04-04 Ivl Technologies Ltd. Method and apparatus for changing the timbre and/or pitch of audio signals
US5567901A (en) * 1995-01-18 1996-10-22 Ivl Technologies Ltd. Method and apparatus for changing the timbre and/or pitch of audio signals
US6336092B1 (en) * 1997-04-28 2002-01-01 Ivl Technologies Ltd Targeted vocal transformation
US5970441A (en) * 1997-08-25 1999-10-19 Telefonaktiebolaget Lm Ericsson Detection of periodicity information from an audio signal
JP4432246B2 (ja) * 2000-09-29 2010-03-17 ソニー株式会社 観客状況判定装置、再生出力制御システム、観客状況判定方法、再生出力制御方法、記録媒体
TWI398840B (zh) * 2009-10-12 2013-06-11 Au Optronics Corp 具省電機制之有機發光顯示裝置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2243526A (en) * 1940-03-16 1941-05-27 Bell Telephone Labor Inc Production of artificial speech
US2340364A (en) * 1942-08-22 1944-02-01 Rca Corp Audio transmission circuit
US2561478A (en) * 1948-05-28 1951-07-24 Bell Telephone Labor Inc Analyzing system for determining the fundamental frequency of a complex wave
US2691137A (en) * 1952-06-27 1954-10-05 Us Air Force Device for extracting the excitation function from speech signals
US2927969A (en) * 1954-10-20 1960-03-08 Bell Telephone Labor Inc Determination of pitch frequency of complex wave
US3488446A (en) * 1966-10-31 1970-01-06 Bell Telephone Labor Inc Apparatus for deriving pitch information from a speech wave

Also Published As

Publication number Publication date
US3600516A (en) 1971-08-17
JPS508602B1 (ru) 1975-04-05

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