ATE300779T1 - Verfahren und vorrichtung zur bestimmung der qualität eines sprachsignals - Google Patents

Verfahren und vorrichtung zur bestimmung der qualität eines sprachsignals

Info

Publication number
ATE300779T1
ATE300779T1 AT02722174T AT02722174T ATE300779T1 AT E300779 T1 ATE300779 T1 AT E300779T1 AT 02722174 T AT02722174 T AT 02722174T AT 02722174 T AT02722174 T AT 02722174T AT E300779 T1 ATE300779 T1 AT E300779T1
Authority
AT
Austria
Prior art keywords
delta
alpha
scaling
scaling factor
degraded
Prior art date
Application number
AT02722174T
Other languages
English (en)
Inventor
John Gerard Beerends
Andries Pieter Hekstra
Original Assignee
Koninkl Kpn Nv
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 Koninkl Kpn Nv filed Critical Koninkl Kpn Nv
Application granted granted Critical
Publication of ATE300779T1 publication Critical patent/ATE300779T1/de

Links

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
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/69—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for evaluating synthetic or decoded voice signals

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)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Telephonic Communication Services (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
AT02722174T 2001-03-13 2002-03-01 Verfahren und vorrichtung zur bestimmung der qualität eines sprachsignals ATE300779T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP01200945A EP1241663A1 (de) 2001-03-13 2001-03-13 Verfahren und Vorrichtung zur Sprachqualitätsbestimmung
PCT/EP2002/002342 WO2002073601A1 (en) 2001-03-13 2002-03-01 Method and device for determining the quality of a speech signal

Publications (1)

Publication Number Publication Date
ATE300779T1 true ATE300779T1 (de) 2005-08-15

Family

ID=8180008

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02722174T ATE300779T1 (de) 2001-03-13 2002-03-01 Verfahren und vorrichtung zur bestimmung der qualität eines sprachsignals

Country Status (10)

Country Link
US (1) US7624008B2 (de)
EP (2) EP1241663A1 (de)
JP (1) JP3927497B2 (de)
CN (1) CN1327407C (de)
AT (1) ATE300779T1 (de)
AU (1) AU2002253093A1 (de)
CA (1) CA2440685C (de)
DE (1) DE60205232T2 (de)
ES (1) ES2243713T3 (de)
WO (1) WO2002073601A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7318035B2 (en) * 2003-05-08 2008-01-08 Dolby Laboratories Licensing Corporation Audio coding systems and methods using spectral component coupling and spectral component regeneration
CN100347988C (zh) * 2003-10-24 2007-11-07 武汉大学 一种宽频带语音质量客观评价方法
US7525952B1 (en) * 2004-01-07 2009-04-28 Cisco Technology, Inc. Method and apparatus for determining the source of user-perceived voice quality degradation in a network telephony environment
US20050216260A1 (en) * 2004-03-26 2005-09-29 Intel Corporation Method and apparatus for evaluating speech quality
PT1792304E (pt) * 2004-09-20 2008-12-04 Tno Compensação de frequência para análise de percepção de voz
US8005675B2 (en) * 2005-03-17 2011-08-23 Nice Systems, Ltd. Apparatus and method for audio analysis
TWI279774B (en) * 2005-04-14 2007-04-21 Ind Tech Res Inst Adaptive pulse allocation mechanism for multi-pulse CELP coder
US7856355B2 (en) * 2005-07-05 2010-12-21 Alcatel-Lucent Usa Inc. Speech quality assessment method and system
DE602007007090D1 (de) * 2007-10-11 2010-07-22 Koninkl Kpn Nv Verfahren und System zur Messung der Sprachverständlichkeit eines Tonübertragungssystems
US8027651B2 (en) * 2008-12-05 2011-09-27 Motorola Solutions, Inc. Method and apparatus for removing DC offset in a direct conversion receiver
US8655651B2 (en) * 2009-07-24 2014-02-18 Telefonaktiebolaget L M Ericsson (Publ) Method, computer, computer program and computer program product for speech quality estimation
CN101609686B (zh) * 2009-07-28 2011-09-14 南京大学 基于语音增强算法主观评估的客观评估方法
US8818798B2 (en) * 2009-08-14 2014-08-26 Koninklijke Kpn N.V. Method and system for determining a perceived quality of an audio system
US9025780B2 (en) 2009-08-14 2015-05-05 Koninklijke Kpn N.V. Method and system for determining a perceived quality of an audio system
EP2372700A1 (de) 2010-03-11 2011-10-05 Oticon A/S Sprachverständlichkeitsprädikator und Anwendungen dafür
US20130080172A1 (en) * 2011-09-22 2013-03-28 General Motors Llc Objective evaluation of synthesized speech attributes
US9208798B2 (en) 2012-04-09 2015-12-08 Board Of Regents, The University Of Texas System Dynamic control of voice codec data rate
EP2733700A1 (de) * 2012-11-16 2014-05-21 Nederlandse Organisatie voor toegepast -natuurwetenschappelijk onderzoek TNO Verfahren und Vorrichtung zur Untersuchung der Verständlichkeit eines verrauschten Sprachsignals
US9396738B2 (en) 2013-05-31 2016-07-19 Sonus Networks, Inc. Methods and apparatus for signal quality analysis
RU2665281C2 (ru) * 2013-09-12 2018-08-28 Долби Интернэшнл Аб Временное согласование данных обработки на основе квадратурного зеркального фильтра
EP2922058A1 (de) * 2014-03-20 2015-09-23 Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO Verfahren und Vorrichtung zur Bewertung der Qualität eines verschlechterten Sprachsignals
US9653096B1 (en) * 2016-04-19 2017-05-16 FirstAgenda A/S Computer-implemented method performed by an electronic data processing apparatus to implement a quality suggestion engine and data processing apparatus for the same

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5345535A (en) * 1990-04-04 1994-09-06 Doddington George R Speech analysis method and apparatus
US6232965B1 (en) * 1994-11-30 2001-05-15 California Institute Of Technology Method and apparatus for synthesizing realistic animations of a human speaking using a computer
NL9500512A (nl) * 1995-03-15 1996-10-01 Nederland Ptt Inrichting voor het bepalen van de kwaliteit van een door een signaalbewerkingscircuit te genereren uitgangssignaal, alsmede werkwijze voor het bepalen van de kwaliteit van een door een signaalbewerkingscircuit te genereren uitgangssignaal.
AU694932B2 (en) * 1995-07-27 1998-08-06 British Telecommunications Public Limited Company Assessment of signal quality
DE19647399C1 (de) * 1996-11-15 1998-07-02 Fraunhofer Ges Forschung Gehörangepaßte Qualitätsbeurteilung von Audiotestsignalen
JP2000507788A (ja) * 1996-12-13 2000-06-20 コニンクリジケ ケーピーエヌ エヌブィー 信号特性決定のための装置および方法
JP3515903B2 (ja) * 1998-06-16 2004-04-05 松下電器産業株式会社 オーディオ符号化のための動的ビット割り当て方法及び装置
DE19840548C2 (de) * 1998-08-27 2001-02-15 Deutsche Telekom Ag Verfahren zur instrumentellen Sprachqualitätsbestimmung
US6246345B1 (en) * 1999-04-16 2001-06-12 Dolby Laboratories Licensing Corporation Using gain-adaptive quantization and non-uniform symbol lengths for improved audio coding
US6661832B1 (en) * 1999-05-11 2003-12-09 Qualcomm Incorporated System and method for providing an accurate estimation of received signal interference for use in wireless communications systems
WO2001050459A1 (en) * 1999-12-31 2001-07-12 Octiv, Inc. Techniques for improving audio clarity and intelligibility at reduced bit rates over a digital network
NL1014075C2 (nl) * 2000-01-13 2001-07-16 Koninkl Kpn Nv Methode en inrichting voor het bepalen van de kwaliteit van een signaal.
EP2040253B1 (de) * 2000-04-24 2012-04-11 Qualcomm Incorporated Prädikitve Dequantisierung von stimmhaften Sprachsignalen
DE60029453T2 (de) * 2000-11-09 2007-04-12 Koninklijke Kpn N.V. Messen der Übertragungsqualität einer Telefonverbindung in einem Fernmeldenetz
EP1244312A1 (de) * 2001-03-23 2002-09-25 BRITISH TELECOMMUNICATIONS public limited company Multimodale Erfassung von Qualität
US20020193999A1 (en) * 2001-06-14 2002-12-19 Michael Keane Measuring speech quality over a communications network
US7146313B2 (en) * 2001-12-14 2006-12-05 Microsoft Corporation Techniques for measurement of perceptual audio quality
US7027982B2 (en) * 2001-12-14 2006-04-11 Microsoft Corporation Quality and rate control strategy for digital audio
US7240001B2 (en) * 2001-12-14 2007-07-03 Microsoft Corporation Quality improvement techniques in an audio encoder
US6934677B2 (en) * 2001-12-14 2005-08-23 Microsoft Corporation Quantization matrices based on critical band pattern information for digital audio wherein quantization bands differ from critical bands
EP1465156A1 (de) * 2003-03-31 2004-10-06 Koninklijke KPN N.V. Verfahren und System zur Bestimmung der Qualität eines Sprachsignales

Also Published As

Publication number Publication date
AU2002253093A1 (en) 2002-09-24
CA2440685A1 (en) 2002-09-19
US7624008B2 (en) 2009-11-24
WO2002073601A8 (en) 2005-05-12
JP3927497B2 (ja) 2007-06-06
EP1374229B1 (de) 2005-07-27
EP1374229A1 (de) 2004-01-02
ES2243713T3 (es) 2005-12-01
DE60205232D1 (de) 2005-09-01
CN1496558A (zh) 2004-05-12
US20040078197A1 (en) 2004-04-22
JP2004524753A (ja) 2004-08-12
WO2002073601B1 (en) 2002-11-28
CN1327407C (zh) 2007-07-18
WO2002073601A1 (en) 2002-09-19
DE60205232T2 (de) 2006-04-20
EP1241663A1 (de) 2002-09-18
CA2440685C (en) 2009-12-08

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