GB0519880D0 - Voice activity detector - Google Patents

Voice activity detector

Info

Publication number
GB0519880D0
GB0519880D0 GB0519880A GB0519880A GB0519880D0 GB 0519880 D0 GB0519880 D0 GB 0519880D0 GB 0519880 A GB0519880 A GB 0519880A GB 0519880 A GB0519880 A GB 0519880A GB 0519880 D0 GB0519880 D0 GB 0519880D0
Authority
GB
United Kingdom
Prior art keywords
voice activity
activity detector
detector
voice
activity
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.)
Granted
Application number
GB0519880A
Other versions
GB2430853A (en
GB2430853B (en
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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.)
Filing date
Publication date
Application filed by Motorola Inc filed Critical Motorola Inc
Priority to GB0519880A priority Critical patent/GB2430853B/en
Publication of GB0519880D0 publication Critical patent/GB0519880D0/en
Priority to PCT/US2006/034350 priority patent/WO2007040883A2/en
Publication of GB2430853A publication Critical patent/GB2430853A/en
Application granted granted Critical
Publication of GB2430853B publication Critical patent/GB2430853B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/17—Time-division multiplex systems in which the transmission channel allotted to a first user may be taken away and re-allotted to a second user if the first user becomes inactive, e.g. TASI
    • H04J3/175—Speech activity or inactivity detectors
GB0519880A 2005-09-30 2005-09-30 Voice activity detector Expired - Fee Related GB2430853B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0519880A GB2430853B (en) 2005-09-30 2005-09-30 Voice activity detector
PCT/US2006/034350 WO2007040883A2 (en) 2005-09-30 2006-09-02 Voice activity detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0519880A GB2430853B (en) 2005-09-30 2005-09-30 Voice activity detector

Publications (3)

Publication Number Publication Date
GB0519880D0 true GB0519880D0 (en) 2005-11-09
GB2430853A GB2430853A (en) 2007-04-04
GB2430853B GB2430853B (en) 2007-12-27

Family

ID=35395002

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0519880A Expired - Fee Related GB2430853B (en) 2005-09-30 2005-09-30 Voice activity detector

Country Status (2)

Country Link
GB (1) GB2430853B (en)
WO (1) WO2007040883A2 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9912577D0 (en) * 1999-05-28 1999-07-28 Mitel Corp Method of detecting silence in a packetized voice stream
US6526140B1 (en) * 1999-11-03 2003-02-25 Tellabs Operations, Inc. Consolidated voice activity detection and noise estimation
US7020257B2 (en) * 2002-04-17 2006-03-28 Texas Instruments Incorporated Voice activity identiftication for speaker tracking in a packet based conferencing system with distributed processing
US7412376B2 (en) * 2003-09-10 2008-08-12 Microsoft Corporation System and method for real-time detection and preservation of speech onset in a signal

Also Published As

Publication number Publication date
GB2430853A (en) 2007-04-04
WO2007040883A2 (en) 2007-04-12
GB2430853B (en) 2007-12-27
WO2007040883A3 (en) 2007-06-21

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20120419 AND 20120425

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20120930