DE60024236D1 - Sprach endpunktbestimmung in einem rauschsignal - Google Patents

Sprach endpunktbestimmung in einem rauschsignal

Info

Publication number
DE60024236D1
DE60024236D1 DE60024236T DE60024236T DE60024236D1 DE 60024236 D1 DE60024236 D1 DE 60024236D1 DE 60024236 T DE60024236 T DE 60024236T DE 60024236 T DE60024236 T DE 60024236T DE 60024236 D1 DE60024236 D1 DE 60024236D1
Authority
DE
Germany
Prior art keywords
utterance
threshold value
snr
processor
language
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.)
Expired - Lifetime
Application number
DE60024236T
Other languages
English (en)
Other versions
DE60024236T2 (de
Inventor
Ning Bi
Chienchung Chang
P Dejaco
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.)
Qualcomm Inc
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of DE60024236D1 publication Critical patent/DE60024236D1/de
Publication of DE60024236T2 publication Critical patent/DE60024236T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • G10L25/87—Detection of discrete points within a voice signal
    • 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
    • G10L25/84—Detection of presence or absence of voice signals for discriminating voice from noise
    • 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
    • G10L2025/783—Detection of presence or absence of voice signals based on threshold decision
    • G10L2025/786—Adaptive threshold
DE60024236T 1999-02-08 2000-02-08 Sprach endpunktbestimmung in einem rauschsignal Expired - Lifetime DE60024236T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/246,414 US6324509B1 (en) 1999-02-08 1999-02-08 Method and apparatus for accurate endpointing of speech in the presence of noise
US246414 1999-02-08
PCT/US2000/003260 WO2000046790A1 (en) 1999-02-08 2000-02-08 Endpointing of speech in a noisy signal

Publications (2)

Publication Number Publication Date
DE60024236D1 true DE60024236D1 (de) 2005-12-29
DE60024236T2 DE60024236T2 (de) 2006-08-17

Family

ID=22930583

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60024236T Expired - Lifetime DE60024236T2 (de) 1999-02-08 2000-02-08 Sprach endpunktbestimmung in einem rauschsignal

Country Status (11)

Country Link
US (1) US6324509B1 (de)
EP (1) EP1159732B1 (de)
JP (1) JP2003524794A (de)
KR (1) KR100719650B1 (de)
CN (1) CN1160698C (de)
AT (1) ATE311008T1 (de)
AU (1) AU2875200A (de)
DE (1) DE60024236T2 (de)
ES (1) ES2255982T3 (de)
HK (1) HK1044404B (de)
WO (1) WO2000046790A1 (de)

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Also Published As

Publication number Publication date
WO2000046790A1 (en) 2000-08-10
CN1160698C (zh) 2004-08-04
KR20010093334A (ko) 2001-10-27
EP1159732A1 (de) 2001-12-05
KR100719650B1 (ko) 2007-05-17
HK1044404A1 (en) 2002-10-18
EP1159732B1 (de) 2005-11-23
US6324509B1 (en) 2001-11-27
ATE311008T1 (de) 2005-12-15
JP2003524794A (ja) 2003-08-19
AU2875200A (en) 2000-08-25
DE60024236T2 (de) 2006-08-17
HK1044404B (zh) 2005-04-22
CN1354870A (zh) 2002-06-19
ES2255982T3 (es) 2006-07-16

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