NO306489B1 - Talesignalbehandlingsanordning - Google Patents

Talesignalbehandlingsanordning Download PDF

Info

Publication number: NO306489B1
Authority: NO; Norway
Prior art keywords: cepstrum; output; mean value; signal; threshold
Prior art date: 1990-01-18

Application number

NO910221A

Other languages

English (en)

Norwegian (no)

Other versions

NO910221L (no

NO910221D0 (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.)

1990-01-18

Filing date

1991-01-18

Publication date

1999-11-08

1990-01-18 Priority claimed from JP2008595A external-priority patent/JP2712692B2/ja

1990-01-18 Priority claimed from JP2008592A external-priority patent/JP2712691B2/ja

1990-01-26 Priority claimed from JP2017348A external-priority patent/JPH03220600A/ja

1990-02-06 Priority claimed from JP2026506A external-priority patent/JP2712703B2/ja

1990-02-06 Priority claimed from JP2026507A external-priority patent/JP2712704B2/ja

1990-02-14 Priority claimed from JP2034297A external-priority patent/JP2712708B2/ja

1991-01-18 Application filed by Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd

1991-01-18 Publication of NO910221D0 publication Critical patent/NO910221D0/no

1991-07-19 Publication of NO910221L publication Critical patent/NO910221L/no

1999-11-08 Publication of NO306489B1 publication Critical patent/NO306489B1/no

Links

238000001514 detection method Methods 0.000 claims description 51
238000000034 method Methods 0.000 claims description 5
238000010586 diagram Methods 0.000 description 10
230000000694 effects Effects 0.000 description 7
238000001228 spectrum Methods 0.000 description 3
230000036962 time dependent Effects 0.000 description 3
238000003491 array Methods 0.000 description 2
238000009825 accumulation Methods 0.000 description 1
230000009466 transformation Effects 0.000 description 1

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)
Multimedia (AREA)
Health & Medical Sciences (AREA)
Audiology, Speech & Language Pathology (AREA)
Human Computer Interaction (AREA)
Physics & Mathematics (AREA)
Signal Processing (AREA)
Computational Linguistics (AREA)
Acoustics & Sound (AREA)
Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Electrophonic Musical Instruments (AREA)
Soundproofing, Sound Blocking, And Sound Damping (AREA)
Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)
Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Selective Calling Equipment (AREA)

NO910221A 1990-01-18 1991-01-18 Talesignalbehandlingsanordning NO306489B1 (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
NO910221D0 NO910221D0 (no)	1991-01-18
NO910221L NO910221L (no)	1991-07-19
NO306489B1 true NO306489B1 (no)	1999-11-08

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 After (3)

Application Number	Title	Priority Date	Filing Date
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

Country Status (9)

Country	Link
US (1)	US5195138A (de)
EP (4)	EP0614170B1 (de)
KR (1)	KR960005739B1 (de)
AU (1)	AU644124B2 (de)
CA (1)	CA2034333C (de)
DE (4)	DE69132148T2 (de)
FI (4)	FI115569B (de)
HK (4)	HK184795A (de)
NO (4)	NO306489B1 (de)

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
EP0909442B1 (de)	1996-07-03	2002-10-09	BRITISH TELECOMMUNICATIONS public limited company	Sprachaktivitätsdetektor
US6314396B1 (en)	1998-11-06	2001-11-06	International Business Machines Corporation	Automatic gain control in a speech recognition system
JP3878482B2 (ja) *	1999-11-24	2007-02-07	富士通株式会社	音声検出装置および音声検出方法
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
KR101904293B1 (ko) *	2013-03-15	2018-10-05	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***

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
ATE83329T1 (de) *	1987-04-03	1992-12-15	American Telephone & Telegraph	Detektor fuer stimmhafte laute mit adaptiver schwelle.

1991
- 1991-01-03 US US07/637,203 patent/US5195138A/en not_active Expired - Lifetime
- 1991-01-07 AU AU68688/91A patent/AU644124B2/en not_active Ceased
- 1991-01-17 CA CA002034333A patent/CA2034333C/en not_active Expired - Fee Related
- 1991-01-18 EP EP94107070A patent/EP0614170B1/de not_active Expired - Lifetime
- 1991-01-18 DE DE69132148T patent/DE69132148T2/de not_active Expired - Fee Related
- 1991-01-18 DE DE69132147T patent/DE69132147T2/de not_active Expired - Fee Related
- 1991-01-18 EP EP94107069A patent/EP0614169B1/de not_active Expired - Lifetime
- 1991-01-18 FI FI910293A patent/FI115569B/fi active IP Right Grant
- 1991-01-18 EP EP91100598A patent/EP0439073B1/de not_active Expired - Lifetime
- 1991-01-18 KR KR1019910000760A patent/KR960005739B1/ko not_active IP Right Cessation
- 1991-01-18 DE DE69130294T patent/DE69130294T2/de not_active Expired - Fee Related
- 1991-01-18 NO NO910221A patent/NO306489B1/no unknown
- 1991-01-18 EP EP94107071A patent/EP0614171B1/de not_active Expired - Lifetime
- 1991-01-18 DE DE69112855T patent/DE69112855T2/de not_active Expired - Fee Related
1995
- 1995-12-07 HK HK184795A patent/HK184795A/xx not_active IP Right Cessation
1998
- 1998-09-10 HK HK98110577A patent/HK1010008A1/xx not_active IP Right Cessation
- 1998-09-10 HK HK98110576A patent/HK1010007A1/xx not_active IP Right Cessation
- 1998-09-10 HK HK98110575A patent/HK1010006A1/xx not_active IP Right Cessation
1999
- 1999-05-10 NO NO992258A patent/NO308336B1/no unknown
- 1999-05-10 NO NO992257A patent/NO308337B1/no unknown
- 1999-05-10 NO NO992256A patent/NO308335B1/no unknown
2003
- 2003-01-21 FI FI20030087A patent/FI117953B/fi active IP Right Grant
- 2003-01-21 FI FI20030088A patent/FI116594B/fi active IP Right Grant
- 2003-01-21 FI FI20030089A patent/FI116595B/fi active IP Right Grant

Also Published As

Publication number	Publication date
DE69132148D1 (de)	2000-05-31
NO910221L (no)	1991-07-19
CA2034333A1 (en)	1991-07-19
DE69112855D1 (de)	1995-10-19
EP0614171A1 (de)	1994-09-07
AU6868891A (en)	1991-07-25
FI116595B (fi)	2005-12-30
NO308336B1 (no)	2000-08-28
HK184795A (en)	1995-12-15
DE69130294D1 (de)	1998-11-05
CA2034333C (en)	1996-04-16
NO992256D0 (no)	1999-05-10
FI20030088A (fi)	2003-01-21
NO992257D0 (no)	1999-05-10
FI117953B (fi)	2007-04-30
EP0614169B1 (de)	1998-09-30
NO308335B1 (no)	2000-08-28
DE69132147D1 (de)	2000-05-31
DE69112855T2 (de)	1996-02-15
DE69130294T2 (de)	1999-05-06
EP0614170B1 (de)	2000-04-26
HK1010008A1 (en)	1999-06-11
DE69132148T2 (de)	2000-09-21
KR910014869A (ko)	1991-08-31
HK1010006A1 (en)	1999-06-11
EP0614171B1 (de)	2000-04-26
KR960005739B1 (ko)	1996-05-01
EP0614169A1 (de)	1994-09-07
NO992256L (no)	1991-07-19
HK1010007A1 (en)	1999-06-11
NO910221D0 (no)	1991-01-18
FI910293A (fi)	1991-07-19
EP0439073B1 (de)	1995-09-13
DE69132147T2 (de)	2000-09-21
EP0614170A1 (de)	1994-09-07
NO992258D0 (no)	1999-05-10
FI115569B (fi)	2005-05-31
NO992258L (no)	1991-07-19
FI20030089A (fi)	2003-01-21
FI20030087A (fi)	2003-01-21
NO308337B1 (no)	2000-08-28
EP0439073A1 (de)	1991-07-31
NO992257L (no)	1991-07-19
FI116594B (fi)	2005-12-30
AU644124B2 (en)	1993-12-02
US5195138A (en)	1993-03-16
FI910293A0 (fi)	1991-01-18

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US9123351B2 (en)	2015-09-01	Speech segment determination device, and storage medium
NO306489B1 (no)	1999-11-08	Talesignalbehandlingsanordning
EP0459382B1 (de)	1999-10-27	Einrichtung zur Sprachsignalverarbeitung für die Bestimmung eines Sprachsignals in einem verrauschten Sprachsignal
US4918732A (en)	1990-04-17	Frame comparison method for word recognition in high noise environments
CA1172362A (en)	1984-08-07	Continuous speech recognition method
US11527259B2 (en)	2022-12-13	Learning device, voice activity detector, and method for detecting voice activity
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CA1301338C (en)	1992-05-19	Frame comparison method for word recognition in high noise environments
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