CH441791A - Verfahren und Anordnung zur Analyse von Sprachsignalen - Google Patents

Verfahren und Anordnung zur Analyse von Sprachsignalen

Info

Publication number
CH441791A
CH441791A CH84666A CH84666A CH441791A CH 441791 A CH441791 A CH 441791A CH 84666 A CH84666 A CH 84666A CH 84666 A CH84666 A CH 84666A CH 441791 A CH441791 A CH 441791A
Authority
CH
Switzerland
Prior art keywords
latches
inputs
formant
outputs
band
Prior art date
Application number
CH84666A
Other languages
German (de)
English (en)
Inventor
Leland Clapper Genung
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of CH441791A publication Critical patent/CH441791A/de

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
    • G10L15/00—Speech recognition
    • G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/18—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band
    • 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
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/21—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being power information

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Signal Processing (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Telephonic Communication Services (AREA)
CH84666A 1965-01-22 1966-01-21 Verfahren und Anordnung zur Analyse von Sprachsignalen CH441791A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US427371A US3368039A (en) 1965-01-22 1965-01-22 Speech analyzer for speech recognition system

Publications (1)

Publication Number Publication Date
CH441791A true CH441791A (de) 1967-08-15

Family

ID=23694583

Family Applications (1)

Application Number Title Priority Date Filing Date
CH84666A CH441791A (de) 1965-01-22 1966-01-21 Verfahren und Anordnung zur Analyse von Sprachsignalen

Country Status (7)

Country Link
US (1) US3368039A (instruction)
BE (1) BE674341A (instruction)
CH (1) CH441791A (instruction)
DE (1) DE1547027C3 (instruction)
FR (1) FR1466645A (instruction)
GB (1) GB1070247A (instruction)
SE (1) SE342104B (instruction)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3679830A (en) * 1970-05-11 1972-07-25 Malcolm R Uffelman Cohesive zone boundary detector
US4862503A (en) * 1988-01-19 1989-08-29 Syracuse University Voice parameter extractor using oral airflow
CA2056110C (en) * 1991-03-27 1997-02-04 Arnold I. Klayman Public address intelligibility system
US6993480B1 (en) 1998-11-03 2006-01-31 Srs Labs, Inc. Voice intelligibility enhancement system
US8050434B1 (en) 2006-12-21 2011-11-01 Srs Labs, Inc. Multi-channel audio enhancement system
WO2015118324A1 (en) * 2014-02-04 2015-08-13 Chase Information Technology Services Limited A system and method for contextualising a stream of unstructured text representative of spoken word

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2938079A (en) * 1957-01-29 1960-05-24 James L Flanagan Spectrum segmentation system for the automatic extraction of formant frequencies from human speech
US3215934A (en) * 1960-10-21 1965-11-02 Sylvania Electric Prod System for quantizing intelligence according to ratio of outputs of adjacent band-pass filters
US3238303A (en) * 1962-09-11 1966-03-01 Ibm Wave analyzing system

Also Published As

Publication number Publication date
US3368039A (en) 1968-02-06
GB1070247A (en) 1967-06-01
SE342104B (instruction) 1972-01-24
DE1547027A1 (de) 1969-11-06
BE674341A (instruction) 1966-04-15
FR1466645A (fr) 1967-01-20
DE1547027C3 (de) 1978-04-27
DE1547027B2 (de) 1977-08-25

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