AU3355489A - Voice activity detection - Google Patents

Voice activity detection

Info

Publication number: AU3355489A
Authority: AU; Australia
Prior art keywords: voice activity; activity detection; voice; detection; activity
Prior art date: 1988-03-11
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.): Granted

Application number

AU33554/89A

Other versions

AU608432B2 (en

Inventor

Ivan Boyd

Daniel Kenneth Freeman

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.)

LG Electronics Inc

Original Assignee

LG Electronics Inc

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.)

1988-03-11

Filing date

1989-03-10

Publication date

1989-10-05

1988-03-11 Priority claimed from GB888805795A external-priority patent/GB8805795D0/en

1988-06-06 Priority claimed from GB888813346A external-priority patent/GB8813346D0/en

1988-08-24 Priority claimed from GB888820105A external-priority patent/GB8820105D0/en

1989-03-10 Application filed by LG Electronics Inc filed Critical LG Electronics Inc

1989-10-05 Publication of AU3355489A publication Critical patent/AU3355489A/en

1991-03-28 Application granted granted Critical

1991-03-28 Publication of AU608432B2 publication Critical patent/AU608432B2/en

2004-01-15 Assigned to LG ELECTRONICS INC. reassignment LG ELECTRONICS INC. Alteration of Name(s) in Register under S187 Assignors: BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY

2009-03-10 Anticipated expiration legal-status Critical

Status Expired legal-status Critical Current

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
- 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
- G10L25/84—Detection of presence or absence of voice signals for discriminating voice from noise

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)
Telephonic Communication Services (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)
Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Telephone Function (AREA)
Noise Elimination (AREA)
Mobile Radio Communication Systems (AREA)
Geophysics And Detection Of Objects (AREA)
Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)

AU33554/89A 1988-03-11 1989-03-10 Voice activity detection Expired AU608432B2 (en)

Applications Claiming Priority (6)

Application Number	Priority Date	Filing Date	Title
GB888805795A GB8805795D0 (en)	1988-03-11	1988-03-11	Voice activity detector
GB8813346		1988-06-06
GB888813346A GB8813346D0 (en)	1988-06-06	1988-06-06	Voice activity detection
GB8805795		1988-08-24
GB8820105		1988-08-24
GB888820105A GB8820105D0 (en)	1988-08-24	1988-08-24	Voice activity detection

Publications (2)

Publication Number	Publication Date
AU3355489A true AU3355489A (en)	1989-10-05
AU608432B2 AU608432B2 (en)	1991-03-28

Family

ID=27263821

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU33554/89A Expired AU608432B2 (en)	1988-03-11	1989-03-10	Voice activity detection

Country Status (16)

Country	Link
EP (2)	EP0548054B1 (en)
JP (2)	JP3321156B2 (en)
KR (1)	KR0161258B1 (en)
AU (1)	AU608432B2 (en)
BR (1)	BR8907308A (en)
CA (1)	CA1335003C (en)
DE (2)	DE68929442T2 (en)
DK (1)	DK175478B1 (en)
ES (2)	ES2047664T3 (en)
FI (2)	FI110726B (en)
HK (1)	HK135896A (en)
IE (1)	IE61863B1 (en)
NO (2)	NO304858B1 (en)
NZ (1)	NZ228290A (en)
PT (1)	PT89978B (en)
WO (1)	WO1989008910A1 (en)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0435458B1 (en) *	1989-11-28	1995-02-01	Nec Corporation	Speech/voiceband data discriminator
CA2040025A1 (en) *	1990-04-09	1991-10-10	Hideki Satoh	Speech detection apparatus with influence of input level and noise reduced
US5241692A (en) *	1991-02-19	1993-08-31	Motorola, Inc.	Interference reduction system for a speech recognition device
FR2697101B1 (en) *	1992-10-21	1994-11-25	Sextant Avionique	Speech detection method.
SE470577B (en) *	1993-01-29	1994-09-19	Ericsson Telefon Ab L M	Method and apparatus for encoding and / or decoding background noise
JPH06332492A (en) *	1993-05-19	1994-12-02	Matsushita Electric Ind Co Ltd	Method and device for voice detection
SE501305C2 (en) *	1993-05-26	1995-01-09	Ericsson Telefon Ab L M	Method and apparatus for discriminating between stationary and non-stationary signals
EP0633658A3 (en) *	1993-07-06	1996-01-17	Hughes Aircraft Co	Voice activated transmission coupled AGC circuit.
IN184794B (en) *	1993-09-14	2000-09-30	British Telecomm
SE501981C2 (en) *	1993-11-02	1995-07-03	Ericsson Telefon Ab L M	Method and apparatus for discriminating between stationary and non-stationary signals
US5742734A (en) *	1994-08-10	1998-04-21	Qualcomm Incorporated	Encoding rate selection in a variable rate vocoder
FR2727236B1 (en) *	1994-11-22	1996-12-27	Alcatel Mobile Comm France	DETECTION OF VOICE ACTIVITY
WO1996034382A1 (en) *	1995-04-28	1996-10-31	Northern Telecom Limited	Methods and apparatus for distinguishing speech intervals from noise intervals in audio signals
GB2306010A (en) *	1995-10-04	1997-04-23	Univ Wales Medicine	A method of classifying signals
FR2739995B1 (en) *	1995-10-13	1997-12-12	Massaloux Dominique	METHOD AND DEVICE FOR CREATING COMFORT NOISE IN A DIGITAL SPEECH TRANSMISSION SYSTEM
US5794199A (en) *	1996-01-29	1998-08-11	Texas Instruments Incorporated	Method and system for improved discontinuous speech transmission
KR20000022285A (en)	1996-07-03	2000-04-25	내쉬 로저 윌리엄	Voice activity detector
US6618701B2 (en)	1999-04-19	2003-09-09	Motorola, Inc.	Method and system for noise suppression using external voice activity detection
DE10052626A1 (en) *	2000-10-24	2002-05-02	Alcatel Sa	Adaptive noise level estimator
CN1617606A (en) *	2003-11-12	2005-05-18	皇家飞利浦电子股份有限公司	Method and device for transmitting non voice data in voice channel
US7139701B2 (en) *	2004-06-30	2006-11-21	Motorola, Inc.	Method for detecting and attenuating inhalation noise in a communication system
US7155388B2 (en) *	2004-06-30	2006-12-26	Motorola, Inc.	Method and apparatus for characterizing inhalation noise and calculating parameters based on the characterization
FI20045315A (en) *	2004-08-30	2006-03-01	Nokia Corp	Detection of voice activity in an audio signal
US8708702B2 (en) *	2004-09-16	2014-04-29	Lena Foundation	Systems and methods for learning using contextual feedback
US8775168B2 (en) *	2006-08-10	2014-07-08	Stmicroelectronics Asia Pacific Pte, Ltd.	Yule walker based low-complexity voice activity detector in noise suppression systems
US8954324B2 (en) *	2007-09-28	2015-02-10	Qualcomm Incorporated	Multiple microphone voice activity detector
US8175871B2 (en)	2007-09-28	2012-05-08	Qualcomm Incorporated	Apparatus and method of noise and echo reduction in multiple microphone audio systems
US8223988B2 (en)	2008-01-29	2012-07-17	Qualcomm Incorporated	Enhanced blind source separation algorithm for highly correlated mixtures
WO2009130388A1 (en)	2008-04-25	2009-10-29	Nokia Corporation	Calibrating multiple microphones
US8275136B2 (en)	2008-04-25	2012-09-25	Nokia Corporation	Electronic device speech enhancement
US8244528B2 (en)	2008-04-25	2012-08-14	Nokia Corporation	Method and apparatus for voice activity determination
ES2371619B1 (en) *	2009-10-08	2012-08-08	Telefónica, S.A.	VOICE SEGMENT DETECTION PROCEDURE.
EP2491549A4 (en)	2009-10-19	2013-10-30	Ericsson Telefon Ab L M	Detector and method for voice activity detection
CN108985277B (en) *	2018-08-24	2020-11-10	广东石油化工学院	Method and system for filtering background noise in power signal

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3509281A (en) *	1966-09-29	1970-04-28	Ibm	Voicing detection system
US4052568A (en) *	1976-04-23	1977-10-04	Communications Satellite Corporation	Digital voice switch
US4358738A (en) *	1976-06-07	1982-11-09	Kahn Leonard R	Signal presence determination method for use in a contaminated medium
JPS5636246A (en) *	1979-08-31	1981-04-09	Nec Corp	Stereo signal demodulating circuit
JPS59115625A (en) *	1982-12-22	1984-07-04	Nec Corp	Voice detector
DE3370423D1 (en) *	1983-06-07	1987-04-23	Ibm	Process for activity detection in a voice transmission system
JPS6196817A (en) *	1984-10-17	1986-05-15	Sharp Corp	Filter

1989
- 1989-03-10 PT PT89978A patent/PT89978B/en not_active IP Right Cessation
- 1989-03-10 KR KR1019890702099A patent/KR0161258B1/en not_active IP Right Cessation
- 1989-03-10 AU AU33554/89A patent/AU608432B2/en not_active Expired
- 1989-03-10 DE DE68929442T patent/DE68929442T2/en not_active Expired - Lifetime
- 1989-03-10 WO PCT/GB1989/000247 patent/WO1989008910A1/en active IP Right Grant
- 1989-03-10 BR BR898907308A patent/BR8907308A/en not_active IP Right Cessation
- 1989-03-10 EP EP93200015A patent/EP0548054B1/en not_active Expired - Lifetime
- 1989-03-10 ES ES89302422T patent/ES2047664T3/en not_active Expired - Lifetime
- 1989-03-10 CA CA000593386A patent/CA1335003C/en not_active Expired - Lifetime
- 1989-03-10 IE IE77489A patent/IE61863B1/en not_active IP Right Cessation
- 1989-03-10 ES ES93200015T patent/ES2188588T3/en not_active Expired - Lifetime
- 1989-03-10 DE DE68910859T patent/DE68910859T2/en not_active Expired - Lifetime
- 1989-03-10 JP JP50377289A patent/JP3321156B2/en not_active Expired - Lifetime
- 1989-03-10 EP EP89302422A patent/EP0335521B1/en not_active Expired - Lifetime
- 1989-03-10 NZ NZ228290A patent/NZ228290A/en unknown
1990
- 1990-09-07 FI FI904410A patent/FI110726B/en not_active IP Right Cessation
- 1990-09-07 DK DK199002156A patent/DK175478B1/en not_active IP Right Cessation
- 1990-09-10 NO NO903936A patent/NO304858B1/en not_active IP Right Cessation
1996
- 1996-07-25 HK HK135896A patent/HK135896A/en not_active IP Right Cessation
1998
- 1998-06-04 NO NO982568A patent/NO316610B1/en not_active IP Right Cessation
1999
- 1999-11-18 JP JP32819899A patent/JP3423906B2/en not_active Expired - Lifetime
2001
- 2001-05-04 FI FI20010933A patent/FI115328B/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
CA1335003C (en)	1995-03-28
AU608432B2 (en)	1991-03-28
DE68910859D1 (en)	1994-01-05
EP0335521B1 (en)	1993-11-24
IE890774L (en)	1989-09-11
EP0335521A1 (en)	1989-10-04
NO903936L (en)	1990-11-09
FI904410A0 (en)	1990-09-07
PT89978B (en)	1995-03-01
HK135896A (en)	1996-08-02
FI115328B (en)	2005-04-15
JP2000148172A (en)	2000-05-26
EP0548054B1 (en)	2002-12-11
DE68929442T2 (en)	2003-10-02
DK215690A (en)	1990-09-07
NO903936D0 (en)	1990-09-10
IE61863B1 (en)	1994-11-30
NO316610B1 (en)	2004-03-08
JPH03504283A (en)	1991-09-19
KR900700993A (en)	1990-08-17
EP0548054A3 (en)	1994-01-12
NO982568D0 (en)	1998-06-04
KR0161258B1 (en)	1999-03-20
BR8907308A (en)	1991-03-19
NO304858B1 (en)	1999-02-22
DE68910859T2 (en)	1994-12-08
NO982568L (en)	1990-11-09
JP3423906B2 (en)	2003-07-07
ES2188588T3 (en)	2003-07-01
FI20010933A (en)	2001-05-04
WO1989008910A1 (en)	1989-09-21
EP0548054A2 (en)	1993-06-23
ES2047664T3 (en)	1994-03-01
PT89978A (en)	1989-11-10
DK175478B1 (en)	2004-11-08
NZ228290A (en)	1992-01-29
FI110726B (en)	2003-03-14
DK215690D0 (en)	1990-09-07
JP3321156B2 (en)	2002-09-03
DE68929442D1 (en)	2003-01-23

Publication	Publication Date	Title
AU3355489A (en)	1989-10-05	Voice activity detection
AU6485894A (en)	1994-09-01	Speech activity detector
AU3151689A (en)	1990-06-21	Improved cryo-slammer
AU3162889A (en)	1989-09-28	Breach-cooled structure
AU3715993A (en)	1993-07-01	N-isopropylheteroaryloxyacetanilides
AU3187089A (en)	1990-03-23	Neurocomputer
AU2864489A (en)	1989-07-20	16-dehydro-vitamin d3-derivatives
AU3642589A (en)	1989-12-21	1-aryl-2-naphthoylamines
AU3163389A (en)	1989-09-28	5-amino-1-phenylpyrazoles
AU3234289A (en)	1989-10-05	Co-dispenser
AU3334389A (en)	1989-11-09	Rutheniumcomplex-compounds
AU4628489A (en)	1990-05-28	Assayomate
AU2777789A (en)	1989-07-13	Biosensor
AU601336B2 (en)	1990-09-06	Amplifier
AU3300089A (en)	1989-10-19	Triazoloazines
AU3869789A (en)	1990-02-19	Pyrazolo-pyrrolo-pyrimidine-diones
AU3315089A (en)	1989-10-26	2-substituted-2-cyclopentenones
AU4481789A (en)	1990-05-14	Catalyst
AU3508989A (en)	1989-11-23	Des-17-histidine-calcitonin
AU4679689A (en)	1990-06-21	Polyhydroxybenzylpxypropanolamines
AU2508688A (en)	1990-05-17	Yacht-hull
AU3851189A (en)	1990-02-05	Recombinomas
AU3942389A (en)	1990-02-22	Silencer
AU2961889A (en)	1989-08-10	Benzoylphenylureas
AU2895089A (en)	1989-08-03	Naphthothiazepinones

Legal Events

Date	Code	Title	Description
2004-01-15	PC	Assignment registered	Owner name: LG ELECTRONICS INC. Free format text: FORMER OWNER WAS: BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY

Date

Code

Title

Description

2004-01-15

Assignment registered

Owner name: LG ELECTRONICS INC.

Free format text: FORMER OWNER WAS: BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY