NO308337B1 - Signalstyringsanordning - Google Patents

Signalstyringsanordning

Info

Publication number
NO308337B1
NO308337B1 NO992257A NO992257A NO308337B1 NO 308337 B1 NO308337 B1 NO 308337B1 NO 992257 A NO992257 A NO 992257A NO 992257 A NO992257 A NO 992257A NO 308337 B1 NO308337 B1 NO 308337B1
Authority
NO
Norway
Prior art keywords
control device
signal control
signal
control
Prior art date
Application number
NO992257A
Other languages
English (en)
Other versions
NO992257D0 (no
NO992257L (no
Inventor
Joji Kane
Akira Nohara
Original Assignee
Matsushita Electric Ind Co Ltd
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 JP2008595A external-priority patent/JP2712692B2/ja
Priority claimed from JP2008592A external-priority patent/JP2712691B2/ja
Priority claimed from JP2017348A external-priority patent/JPH03220600A/ja
Priority claimed from JP2026506A external-priority patent/JP2712703B2/ja
Priority claimed from JP2026507A external-priority patent/JP2712704B2/ja
Priority claimed from JP2034297A external-priority patent/JP2712708B2/ja
Publication of NO992257L publication Critical patent/NO992257L/no
Application filed by Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of NO992257D0 publication Critical patent/NO992257D0/no
Publication of NO308337B1 publication Critical patent/NO308337B1/no

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
    • 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
    • G10L2025/783—Detection of presence or absence of voice signals based on threshold decision
    • G10L2025/786—Adaptive threshold
    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • 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
    • G10L25/24—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 the cepstrum

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)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Selective Calling Equipment (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
NO992257A 1990-01-18 1999-05-10 Signalstyringsanordning NO308337B1 (no)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2008595A JP2712692B2 (ja) 1990-01-18 1990-01-18 信号制御装置
JP2008592A JP2712691B2 (ja) 1990-01-18 1990-01-18 信号処理装置
JP2017348A JPH03220600A (ja) 1990-01-26 1990-01-26 音声検出装置
JP2026506A JP2712703B2 (ja) 1990-02-06 1990-02-06 信号処理装置
JP2026507A JP2712704B2 (ja) 1990-02-06 1990-02-06 信号処理装置
JP2034297A JP2712708B2 (ja) 1990-02-14 1990-02-14 音声検出装置

Publications (3)

Publication Number Publication Date
NO992257L NO992257L (no) 1991-07-19
NO992257D0 NO992257D0 (no) 1999-05-10
NO308337B1 true NO308337B1 (no) 2000-08-28

Family

ID=27548141

Family Applications (4)

Application Number Title Priority Date Filing Date
NO910221A NO306489B1 (no) 1990-01-18 1991-01-18 Talesignalbehandlingsanordning
NO992258A NO308336B1 (no) 1990-01-18 1999-05-10 Anordning og fremgangsmÕte for signalbehandling
NO992257A NO308337B1 (no) 1990-01-18 1999-05-10 Signalstyringsanordning
NO992256A NO308335B1 (no) 1990-01-18 1999-05-10 Anordning og fremgangsmÕte for talesignal-deteksjon

Family Applications Before (2)

Application Number Title Priority Date Filing Date
NO910221A NO306489B1 (no) 1990-01-18 1991-01-18 Talesignalbehandlingsanordning
NO992258A NO308336B1 (no) 1990-01-18 1999-05-10 Anordning og fremgangsmÕte for signalbehandling

Family Applications After (1)

Application Number Title Priority Date Filing Date
NO992256A NO308335B1 (no) 1990-01-18 1999-05-10 Anordning og fremgangsmÕte for talesignal-deteksjon

Country Status (9)

Country Link
US (1) US5195138A (no)
EP (4) EP0614171B1 (no)
KR (1) KR960005739B1 (no)
AU (1) AU644124B2 (no)
CA (1) CA2034333C (no)
DE (4) DE69112855T2 (no)
FI (4) FI115569B (no)
HK (4) HK184795A (no)
NO (4) NO306489B1 (no)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5414674A (en) * 1993-11-12 1995-05-09 Discovery Bay Company Resonant energy analysis method and apparatus for seismic data
US5502717A (en) * 1994-08-01 1996-03-26 Motorola Inc. Method and apparatus for estimating echo cancellation time
KR20000022285A (ko) 1996-07-03 2000-04-25 내쉬 로저 윌리엄 음성 액티비티 검출기 및 검출 방법
US6314396B1 (en) 1998-11-06 2001-11-06 International Business Machines Corporation Automatic gain control in a speech recognition system
WO2001039175A1 (fr) * 1999-11-24 2001-05-31 Fujitsu Limited Procede et appareil de detection vocale
US6876965B2 (en) 2001-02-28 2005-04-05 Telefonaktiebolaget Lm Ericsson (Publ) Reduced complexity voice activity detector
US7426470B2 (en) * 2002-10-03 2008-09-16 Ntt Docomo, Inc. Energy-based nonuniform time-scale modification of audio signals
WO2006005337A1 (en) * 2004-06-11 2006-01-19 Nanonord A/S A method for analyzing fundamental frequencies and application of the method
US8264909B2 (en) * 2010-02-02 2012-09-11 The United States Of America As Represented By The Secretary Of The Navy System and method for depth determination of an impulse acoustic source by cepstral analysis
KR102057795B1 (ko) * 2013-03-15 2019-12-19 애플 인크. 콘텍스트-민감성 방해 처리
CN104967793B (zh) * 2015-07-28 2023-09-19 格科微电子（上海）有限公司 适用于cmos图像传感器的电源噪声抵消电路
CN111883183B (zh) * 2020-03-16 2023-09-12 珠海市杰理科技股份有限公司 语音信号筛选方法、装置、音频设备和系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1116300A (en) * 1977-12-28 1982-01-12 Hiroaki Sakoe Speech recognition system
AU598933B2 (en) * 1987-04-03 1990-07-05 American Telephone And Telegraph Company An adaptive threshold voiced detector

Also Published As

Publication number Publication date
EP0614170B1 (en) 2000-04-26
FI115569B (fi) 2005-05-31
FI910293A0 (fi) 1991-01-18
DE69132148D1 (de) 2000-05-31
DE69130294T2 (de) 1999-05-06
DE69132148T2 (de) 2000-09-21
NO992256D0 (no) 1999-05-10
AU6868891A (en) 1991-07-25
HK1010007A1 (en) 1999-06-11
EP0614170A1 (en) 1994-09-07
NO992258D0 (no) 1999-05-10
FI20030087A (fi) 2003-01-21
AU644124B2 (en) 1993-12-02
NO992258L (no) 1991-07-19
DE69132147T2 (de) 2000-09-21
FI116594B (fi) 2005-12-30
HK184795A (en) 1995-12-15
EP0439073A1 (en) 1991-07-31
KR960005739B1 (ko) 1996-05-01
EP0614169A1 (en) 1994-09-07
NO910221D0 (no) 1991-01-18
US5195138A (en) 1993-03-16
HK1010006A1 (en) 1999-06-11
FI116595B (fi) 2005-12-30
DE69132147D1 (de) 2000-05-31
EP0614171A1 (en) 1994-09-07
DE69112855T2 (de) 1996-02-15
NO910221L (no) 1991-07-19
EP0439073B1 (en) 1995-09-13
NO992257D0 (no) 1999-05-10
KR910014869A (ko) 1991-08-31
DE69130294D1 (de) 1998-11-05
EP0614171B1 (en) 2000-04-26
CA2034333C (en) 1996-04-16
DE69112855D1 (de) 1995-10-19
FI20030088A (fi) 2003-01-21
CA2034333A1 (en) 1991-07-19
NO306489B1 (no) 1999-11-08
NO308335B1 (no) 2000-08-28
FI910293A (fi) 1991-07-19
FI117953B (fi) 2007-04-30
EP0614169B1 (en) 1998-09-30
HK1010008A1 (en) 1999-06-11
FI20030089A (fi) 2003-01-21
NO992256L (no) 1991-07-19
NO992257L (no) 1991-07-19
NO308336B1 (no) 2000-08-28

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