HK1044404B - 噪聲信號中語音的端點定位 - Google Patents

噪聲信號中語音的端點定位 Download PDF

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Publication number
HK1044404B
HK1044404B HK02105876.6A HK02105876A HK1044404B HK 1044404 B HK1044404 B HK 1044404B HK 02105876 A HK02105876 A HK 02105876A HK 1044404 B HK1044404 B HK 1044404B
Authority
HK
Hong Kong
Prior art keywords
utterance
threshold
snr
threshold value
signal
Prior art date
Application number
HK02105876.6A
Other languages
English (en)
Chinese (zh)
Other versions
HK1044404A1 (en
Inventor
毕宁
畢寧
张承纯
A‧P‧德雅科
張承純
Original Assignee
高通股份有限公司
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 高通股份有限公司 filed Critical 高通股份有限公司
Publication of HK1044404A1 publication Critical patent/HK1044404A1/xx
Publication of HK1044404B publication Critical patent/HK1044404B/zh

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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
    • G10L25/87—Detection of discrete points within a voice signal
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Telephonic Communication Services (AREA)
  • Telephone Function (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Machine Translation (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Noise Elimination (AREA)
HK02105876.6A 1999-02-08 2000-02-08 噪聲信號中語音的端點定位 HK1044404B (zh)

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
US09/246,414 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
HK1044404A1 HK1044404A1 (en) 2002-10-18
HK1044404B true HK1044404B (zh) 2005-04-22

Family

ID=22930583

Family Applications (1)

Application Number Title Priority Date Filing Date
HK02105876.6A HK1044404B (zh) 1999-02-08 2000-02-08 噪聲信號中語音的端點定位

Country Status (11)

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

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Also Published As

Publication number Publication date
WO2000046790A1 (en) 2000-08-10
JP2003524794A (ja) 2003-08-19
AU2875200A (en) 2000-08-25
EP1159732A1 (en) 2001-12-05
ATE311008T1 (de) 2005-12-15
DE60024236D1 (de) 2005-12-29
CN1160698C (zh) 2004-08-04
DE60024236T2 (de) 2006-08-17
KR100719650B1 (ko) 2007-05-17
ES2255982T3 (es) 2006-07-16
KR20010093334A (ko) 2001-10-27
CN1354870A (zh) 2002-06-19
US6324509B1 (en) 2001-11-27
EP1159732B1 (en) 2005-11-23
HK1044404A1 (en) 2002-10-18

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PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20110208