AU736133B2 - Speech detection in a telecommunication system - Google Patents

Speech detection in a telecommunication system Download PDF

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Publication number
AU736133B2
AU736133B2 AU70453/98A AU7045398A AU736133B2 AU 736133 B2 AU736133 B2 AU 736133B2 AU 70453/98 A AU70453/98 A AU 70453/98A AU 7045398 A AU7045398 A AU 7045398A AU 736133 B2 AU736133 B2 AU 736133B2
Authority
AU
Australia
Prior art keywords
signal
speech
neural network
noise
peak value
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.)
Ceased
Application number
AU70453/98A
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English (en)
Other versions
AU7045398A (en
Inventor
Samu Kaajas
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.)
Nokia Oyj
Original Assignee
Nokia Networks Oy
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 Nokia Networks Oy filed Critical Nokia Networks Oy
Publication of AU7045398A publication Critical patent/AU7045398A/en
Application granted granted Critical
Publication of AU736133B2 publication Critical patent/AU736133B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • 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
    • G10L25/06—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 correlation coefficients
    • 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
    • G10L25/12—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 prediction coefficients
    • 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
    • G10L25/27—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique
    • G10L25/30—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique using neural networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Complex Calculations (AREA)
AU70453/98A 1997-04-18 1998-04-17 Speech detection in a telecommunication system Ceased AU736133B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI971679 1997-04-18
FI971679A FI971679A (fi) 1997-04-18 1997-04-18 Puheen havaitseminen tietoliikennejärjestelmässä
PCT/FI1998/000345 WO1998048407A2 (en) 1997-04-18 1998-04-17 Speech detection in a telecommunication system

Publications (2)

Publication Number Publication Date
AU7045398A AU7045398A (en) 1998-11-13
AU736133B2 true AU736133B2 (en) 2001-07-26

Family

ID=8548676

Family Applications (1)

Application Number Title Priority Date Filing Date
AU70453/98A Ceased AU736133B2 (en) 1997-04-18 1998-04-17 Speech detection in a telecommunication system

Country Status (6)

Country Link
EP (1) EP0976124A2 (fi)
AU (1) AU736133B2 (fi)
CA (1) CA2286770A1 (fi)
FI (1) FI971679A (fi)
NZ (1) NZ500272A (fi)
WO (1) WO1998048407A2 (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10381020B2 (en) 2017-06-16 2019-08-13 Apple Inc. Speech model-based neural network-assisted signal enhancement

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5315704A (en) * 1989-11-28 1994-05-24 Nec Corporation Speech/voiceband data discriminator
EP0628947A1 (en) * 1993-06-10 1994-12-14 SIP SOCIETA ITALIANA PER l'ESERCIZIO DELLE TELECOMUNICAZIONI P.A. Method and device for speech signal pitch period estimation and classification in digital speech coders
GB2278984A (en) * 1993-06-11 1994-12-14 Redifon Technology Limited Speech presence detector

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5276765A (en) * 1988-03-11 1994-01-04 British Telecommunications Public Limited Company Voice activity detection
JP2776848B2 (ja) * 1988-12-14 1998-07-16 株式会社日立製作所 雑音除去方法、それに用いるニューラルネットワークの学習方法
JPH03111898A (ja) * 1989-09-26 1991-05-13 Sekisui Chem Co Ltd 音声検出方式

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5315704A (en) * 1989-11-28 1994-05-24 Nec Corporation Speech/voiceband data discriminator
EP0628947A1 (en) * 1993-06-10 1994-12-14 SIP SOCIETA ITALIANA PER l'ESERCIZIO DELLE TELECOMUNICAZIONI P.A. Method and device for speech signal pitch period estimation and classification in digital speech coders
GB2278984A (en) * 1993-06-11 1994-12-14 Redifon Technology Limited Speech presence detector

Also Published As

Publication number Publication date
FI971679A (fi) 1998-10-19
NZ500272A (en) 2001-03-30
FI971679A0 (fi) 1997-04-18
WO1998048407A2 (en) 1998-10-29
CA2286770A1 (en) 1998-10-29
EP0976124A2 (en) 2000-02-02
WO1998048407A3 (en) 1999-02-11
AU7045398A (en) 1998-11-13

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Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired