ATE333695T1 - Werkzeug zur qualitätserfassung - Google Patents

Werkzeug zur qualitätserfassung

Info

Publication number
ATE333695T1
ATE333695T1 AT04253137T AT04253137T ATE333695T1 AT E333695 T1 ATE333695 T1 AT E333695T1 AT 04253137 T AT04253137 T AT 04253137T AT 04253137 T AT04253137 T AT 04253137T AT E333695 T1 ATE333695 T1 AT E333695T1
Authority
AT
Austria
Prior art keywords
frequency
generating
sequence
section
parameter
Prior art date
Application number
AT04253137T
Other languages
English (en)
Inventor
Ludovic Malfait
Original Assignee
Psytechnics Ltd
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 Psytechnics Ltd filed Critical Psytechnics Ltd
Application granted granted Critical
Publication of ATE333695T1 publication Critical patent/ATE333695T1/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
    • 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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis

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)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Paper (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Complex Calculations (AREA)
AT04253137T 2003-11-07 2004-05-26 Werkzeug zur qualitätserfassung ATE333695T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0326043A GB2407952B (en) 2003-11-07 2003-11-07 Quality assessment tool

Publications (1)

Publication Number Publication Date
ATE333695T1 true ATE333695T1 (de) 2006-08-15

Family

ID=29726155

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04253137T ATE333695T1 (de) 2003-11-07 2004-05-26 Werkzeug zur qualitätserfassung

Country Status (6)

Country Link
US (1) US7406419B2 (de)
EP (1) EP1530200B8 (de)
JP (1) JP4759230B2 (de)
AT (1) ATE333695T1 (de)
DE (1) DE602004001564T2 (de)
GB (1) GB2407952B (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050228655A1 (en) * 2004-04-05 2005-10-13 Lucent Technologies, Inc. Real-time objective voice analyzer
EP1727375A1 (de) 2005-05-27 2006-11-29 Psytechnics Limited Beurteilung der wahrgenommenen Qualität eines Video-Paketdatenstromes
US7856355B2 (en) * 2005-07-05 2010-12-21 Alcatel-Lucent Usa Inc. Speech quality assessment method and system
US7672379B2 (en) 2005-10-05 2010-03-02 Lg Electronics Inc. Audio signal processing, encoding, and decoding
US7751485B2 (en) 2005-10-05 2010-07-06 Lg Electronics Inc. Signal processing using pilot based coding
JP2009511948A (ja) 2005-10-05 2009-03-19 エルジー エレクトロニクス インコーポレイティド 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
KR100857115B1 (ko) 2005-10-05 2008-09-05 엘지전자 주식회사 신호 처리 방법 및 이의 장치, 그리고 인코딩 및 디코딩방법 및 이의 장치
US7696907B2 (en) 2005-10-05 2010-04-13 Lg Electronics Inc. Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor
US8370132B1 (en) * 2005-11-21 2013-02-05 Verizon Services Corp. Distributed apparatus and method for a perceptual quality measurement service
US7752053B2 (en) 2006-01-13 2010-07-06 Lg Electronics Inc. Audio signal processing using pilot based coding
BRPI0707343B1 (pt) * 2006-01-31 2020-09-08 Telefonaktiebolaget Lm Ericsson (Publ) Método e aparelho de avaliação de qualidade de sinal não intrusivo
US20070203694A1 (en) * 2006-02-28 2007-08-30 Nortel Networks Limited Single-sided speech quality measurement
JP5018773B2 (ja) * 2006-05-26 2012-09-05 日本電気株式会社 音声入力システム、対話型ロボット、音声入力方法、および、音声入力プログラム
EP2106154A1 (de) * 2008-03-28 2009-09-30 Deutsche Telekom AG Audiovisuelle Qualitätsbewertung
US10541894B2 (en) 2016-10-20 2020-01-21 Netscout Systems, Inc. Method for assessing the perceived quality of adaptive video streaming

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG47708A1 (en) * 1993-11-25 1998-04-17 British Telecomm Testing telecommunication apparatus
JPH0895596A (ja) * 1994-09-22 1996-04-12 Nippon Telegr & Teleph Corp <Ntt> 速見速聴き装置及び方法
JP3094832B2 (ja) * 1995-03-24 2000-10-03 三菱電機株式会社 信号識別器
JP3576800B2 (ja) * 1997-04-09 2004-10-13 松下電器産業株式会社 音声分析方法、及びプログラム記録媒体
US6330428B1 (en) * 1998-12-23 2001-12-11 Nortel Networks Limited Voice quality performance evaluator and method of operation in conjunction with a communication network
US6985559B2 (en) * 1998-12-24 2006-01-10 Mci, Inc. Method and apparatus for estimating quality in a telephonic voice connection
SE9903553D0 (sv) * 1999-01-27 1999-10-01 Lars Liljeryd Enhancing percepptual performance of SBR and related coding methods by adaptive noise addition (ANA) and noise substitution limiting (NSL)
CA2388691A1 (en) * 1999-11-08 2001-05-17 British Telecommunications Public Limited Company Non-intrusive speech-quality assessment
JP3325248B2 (ja) * 1999-12-17 2002-09-17 株式会社ワイ・アール・ピー高機能移動体通信研究所 音声符号化パラメータの取得方法および装置
JP3404350B2 (ja) * 2000-03-06 2003-05-06 パナソニック モバイルコミュニケーションズ株式会社 音声符号化パラメータ取得方法、音声復号方法及び装置
JP2002123296A (ja) * 2000-10-19 2002-04-26 Dainippon Printing Co Ltd 音響信号の符号化方法および分離方法
JP3698310B2 (ja) * 2001-02-22 2005-09-21 日本電信電話株式会社 客観品質測定装置を使用した主観品質推定方法およびこの方法を実施する装置
EP1244094A1 (de) * 2001-03-20 2002-09-25 Swissqual AG Verfahren und Vorrichtung zur Bestimmung eines Qualitätsmasses eines Audiosignals
US6917916B2 (en) * 2001-12-13 2005-07-12 Motorola, Inc. Method and apparatus for testing digital channels in a wireless communication system

Also Published As

Publication number Publication date
GB0326043D0 (en) 2003-12-10
GB2407952B (en) 2006-11-29
GB2407952A (en) 2005-05-11
US7406419B2 (en) 2008-07-29
EP1530200B8 (de) 2008-10-08
EP1530200B1 (de) 2006-07-19
US20050143977A1 (en) 2005-06-30
JP2005143074A (ja) 2005-06-02
DE602004001564T2 (de) 2007-06-28
JP4759230B2 (ja) 2011-08-31
DE602004001564D1 (de) 2006-08-31
EP1530200A1 (de) 2005-05-11

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