DE1547029A1 - Spracherkennungsgeraet - Google Patents

Spracherkennungsgeraet

Info

Publication number
DE1547029A1
DE1547029A1 DE19661547029 DE1547029A DE1547029A1 DE 1547029 A1 DE1547029 A1 DE 1547029A1 DE 19661547029 DE19661547029 DE 19661547029 DE 1547029 A DE1547029 A DE 1547029A DE 1547029 A1 DE1547029 A1 DE 1547029A1
Authority
DE
Germany
Prior art keywords
circuit
transistor
signals
output
filter
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
DE19661547029
Other languages
German (de)
English (en)
Inventor
Clapper Genung Leland
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 DE1547029A1 publication Critical patent/DE1547029A1/de
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L15/00Speech recognition
    • G10L15/02Feature extraction for speech recognition; Selection of recognition unit
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/02Speech 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
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/15Speech 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 formant information
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/21Speech 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)
  • Electronic Switches (AREA)
  • Prostheses (AREA)
DE19661547029 1965-07-23 1966-07-13 Spracherkennungsgeraet Pending DE1547029A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US474230A US3395249A (en) 1965-07-23 1965-07-23 Speech analyzer for speech recognition system

Publications (1)

Publication Number Publication Date
DE1547029A1 true DE1547029A1 (de) 1969-10-30

Family

ID=23882691

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19661547029 Pending DE1547029A1 (de) 1965-07-23 1966-07-13 Spracherkennungsgeraet

Country Status (5)

Country Link
US (1) US3395249A (enExample)
CH (1) CH442782A (enExample)
DE (1) DE1547029A1 (enExample)
ES (1) ES329320A1 (enExample)
SE (1) SE328333B (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3499990A (en) * 1967-09-07 1970-03-10 Ibm Speech analyzing system
US3755627A (en) * 1971-12-22 1973-08-28 Us Navy Programmable feature extractor and speech recognizer
US3846586A (en) * 1973-03-29 1974-11-05 D Griggs Single oral input real time analyzer with written print-out
US3978287A (en) * 1974-12-11 1976-08-31 Nasa Real time analysis of voiced sounds
US4087632A (en) * 1976-11-26 1978-05-02 Bell Telephone Laboratories, Incorporated Speech recognition system
US4817159A (en) * 1983-06-02 1989-03-28 Matsushita Electric Industrial Co., Ltd. Method and apparatus for speech recognition

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3198884A (en) * 1960-08-29 1965-08-03 Ibm Sound analyzing system
US3238303A (en) * 1962-09-11 1966-03-01 Ibm Wave analyzing system
US3296374A (en) * 1963-06-28 1967-01-03 Ibm Speech analyzing system

Also Published As

Publication number Publication date
ES329320A1 (es) 1967-05-16
CH442782A (de) 1967-08-31
SE328333B (enExample) 1970-09-14
US3395249A (en) 1968-07-30

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