GB2143105B - A system for discriminating between a human voice signal and other sound signals - Google Patents

A system for discriminating between a human voice signal and other sound signals

Info

Publication number
GB2143105B
GB2143105B GB08403418A GB8403418A GB2143105B GB 2143105 B GB2143105 B GB 2143105B GB 08403418 A GB08403418 A GB 08403418A GB 8403418 A GB8403418 A GB 8403418A GB 2143105 B GB2143105 B GB 2143105B
Authority
GB
United Kingdom
Prior art keywords
discriminating
voice signal
sound signals
human voice
human
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
GB08403418A
Other versions
GB2143105A (en
GB8403418D0 (en
Inventor
Akira Komatsu
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.)
Bodysonic KK
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 JP5268280A external-priority patent/JPS56149097A/en
Priority claimed from JP1980054290U external-priority patent/JPS6137040Y2/ja
Application filed by Bodysonic KK filed Critical Bodysonic KK
Publication of GB8403418D0 publication Critical patent/GB8403418D0/en
Publication of GB2143105A publication Critical patent/GB2143105A/en
Application granted granted Critical
Publication of GB2143105B publication Critical patent/GB2143105B/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
    • G10L25/78—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)
GB08403418A 1980-04-21 1984-02-09 A system for discriminating between a human voice signal and other sound signals Expired GB2143105B (en)

Applications Claiming Priority (2)

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

Publications (3)

Publication Number Publication Date
GB8403418D0 GB8403418D0 (en) 1984-03-14
GB2143105A GB2143105A (en) 1985-01-30
GB2143105B true GB2143105B (en) 1985-07-24

Family

ID=26393319

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8112276A Expired GB2077078B (en) 1980-04-21 1981-04-21 System for discriminating human voice signal
GB08403418A Expired GB2143105B (en) 1980-04-21 1984-02-09 A system for discriminating between a human voice signal and other sound signals

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB8112276A Expired GB2077078B (en) 1980-04-21 1981-04-21 System for discriminating human voice signal

Country Status (5)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2547690B1 (en) * 1983-06-20 1985-12-06 Capel Raymond ELECTRONIC DEVICE FOR CREATING A LIGHT ATMOSPHERE COMPARABLE TO SUNSET
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 (en) * 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 (en) * 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
GB2143105A (en) 1985-01-30
IT1142404B (en) 1986-10-08
GB8403418D0 (en) 1984-03-14
GB2077078B (en) 1984-09-12
IT8148303A0 (en) 1981-04-17
GB2077078A (en) 1981-12-09
DE3115801A1 (en) 1982-01-14
CA1184506A (en) 1985-03-26
FR2480978A1 (en) 1981-10-23
FR2480978B1 (en) 1985-12-13
DE3115801C2 (en) 1987-09-03

Similar Documents

Publication Publication Date Title
EP0421681A3 (en) Electro-acoustic transducer and sound reproducing system
IL84902A (en) Digital autocorrelation system for detecting speech in noisy audio signal
JPS57157647A (en) Voice signal transmission system
GB2078965B (en) Processing transducer signals
EP0295925A3 (en) Sound reduction membrane
GB2073556B (en) Sound reproduction systems
AU541316B2 (en) Pcm signal recording system
DE3261659D1 (en) Digital device for discriminating between digitized speech signals and data signals
EP0488751A3 (en) Signal reproducing device for reproducing voice signals
GB2143105B (en) A system for discriminating between a human voice signal and other sound signals
GB2081057B (en) Digitized signal recording and playback system
GB8326477D0 (en) Sound signal detecting apparatus
GB2213623B (en) Voice signal status detection systems
GB2090456B (en) Sound signal automatic detection and display method and system
JPS5778097A (en) Voice signal recorder
JPS5710196A (en) Voice signal detector
JPS56106436A (en) Preamplifier system for strong and weak signals
JPS5794800A (en) Sound horn
GB2117608B (en) Speech signal transmission system
JPS56132396A (en) Audio signal transmitter
GB2087687B (en) Underwater sound transducer
JPS57196700A (en) Multichannel acoustic signal generator
JPS5789798A (en) Coding device for sound signal
SU915285A2 (en) Device for introducing and discriminating acoustic signals accomponying television signals
JPS57164799A (en) Signal sound generator

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970421