IT1142404B - Procedimento e dispositivo per discriminare il segnale di voce umana - Google Patents

Procedimento e dispositivo per discriminare il segnale di voce umana

Info

Publication number
IT1142404B
IT1142404B IT8148303A IT4830381A IT1142404B IT 1142404 B IT1142404 B IT 1142404B IT 8148303 A IT8148303 A IT 8148303A IT 4830381 A IT4830381 A IT 4830381A IT 1142404 B IT1142404 B IT 1142404B
Authority
IT
Italy
Prior art keywords
discriminate
procedure
voice signal
human voice
human
Prior art date
Application number
IT8148303A
Other languages
English (en)
Other versions
IT8148303A0 (it
Inventor
Komatsu Akira
Original Assignee
Bodysonic Kk
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
Priority claimed from JP1980054290U external-priority patent/JPS6137040Y2/ja
Priority claimed from JP5268280A external-priority patent/JPS56149097A/ja
Application filed by Bodysonic Kk filed Critical Bodysonic Kk
Publication of IT8148303A0 publication Critical patent/IT8148303A0/it
Application granted granted Critical
Publication of IT1142404B publication Critical patent/IT1142404B/it

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
    • G10L25/78—Detection of presence or absence of voice signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
    • H04R2225/43—Signal processing in hearing aids to enhance the speech intelligibility

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)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
IT8148303A 1980-04-21 1981-04-17 Procedimento e dispositivo per discriminare il segnale di voce umana IT1142404B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1980054290U JPS6137040Y2 (it) 1980-04-21 1980-04-21
JP5268280A JPS56149097A (en) 1980-04-21 1980-04-21 Human voice signal identifying method

Publications (2)

Publication Number Publication Date
IT8148303A0 IT8148303A0 (it) 1981-04-17
IT1142404B true IT1142404B (it) 1986-10-08

Family

ID=26393319

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8148303A IT1142404B (it) 1980-04-21 1981-04-17 Procedimento e dispositivo per discriminare il segnale di voce umana

Country Status (5)

Country Link
CA (1) CA1184506A (it)
DE (1) DE3115801A1 (it)
FR (1) FR2480978B1 (it)
GB (2) GB2077078B (it)
IT (1) IT1142404B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2547690B1 (fr) * 1983-06-20 1985-12-06 Capel Raymond Dispositif electronique permettant de creer une ambiance lumineuse comparable au coucher du soleil
EP2254352A3 (en) * 2003-03-03 2012-06-13 Phonak AG Method for manufacturing acoustical devices and for reducing wind disturbances

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3102236A (en) * 1960-05-05 1963-08-27 Collins Radio Co Squelch circuit controlled by demodulated voice signal
US3377428A (en) * 1960-12-29 1968-04-09 Ibm Voiced sound detector circuits and systems
US3336533A (en) * 1964-03-13 1967-08-15 Motorola Inc Electronic circuit
GB1094357A (en) * 1964-12-09 1967-12-13 Mullard Ltd Improvements in or relating to speech filters
GB1120541A (en) * 1965-08-11 1968-07-17 Dolby Ray Milton Improvements in noise reduction systems
US3513260A (en) * 1967-10-13 1970-05-19 Ibm Speech presence detector
FR2050782A5 (it) * 1969-06-25 1971-04-02 Cit Alcatel
US3678416A (en) * 1971-07-26 1972-07-18 Richard S Burwen Dynamic noise filter having means for varying cutoff point
US3798559A (en) * 1971-04-20 1974-03-19 Matsushita Electric Ind Co Ltd Noise reduction system
JPS5154703A (it) * 1974-11-08 1976-05-14 Oki Electric Ind Co Ltd
US4051331A (en) * 1976-03-29 1977-09-27 Brigham Young University Speech coding hearing aid system utilizing formant frequency transformation
US4025721A (en) * 1976-05-04 1977-05-24 Biocommunications Research Corporation Method of and means for adaptively filtering near-stationary noise from speech
GB1591869A (en) * 1978-05-31 1981-06-24 Pye Elecronic Products Ltd Alternating signal detector

Also Published As

Publication number Publication date
GB8403418D0 (en) 1984-03-14
GB2143105A (en) 1985-01-30
FR2480978B1 (fr) 1985-12-13
IT8148303A0 (it) 1981-04-17
CA1184506A (en) 1985-03-26
FR2480978A1 (fr) 1981-10-23
GB2143105B (en) 1985-07-24
GB2077078A (en) 1981-12-09
DE3115801A1 (de) 1982-01-14
DE3115801C2 (it) 1987-09-03
GB2077078B (en) 1984-09-12

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960315