DK1825461T3 - Fremgangsmåde og indretning til kunstig udvidelse af båndbredden af talesignaler - Google Patents

Fremgangsmåde og indretning til kunstig udvidelse af båndbredden af talesignaler

Info

Publication number
DK1825461T3
DK1825461T3 DK06840370T DK06840370T DK1825461T3 DK 1825461 T3 DK1825461 T3 DK 1825461T3 DK 06840370 T DK06840370 T DK 06840370T DK 06840370 T DK06840370 T DK 06840370T DK 1825461 T3 DK1825461 T3 DK 1825461T3
Authority
DK
Denmark
Prior art keywords
signals
bandwidth
speech signals
coded information
coded
Prior art date
Application number
DK06840370T
Other languages
English (en)
Inventor
Bernd Geiser
Peter Jax
Stefan Schandl
Herve Taddei
Aulis Telle
Peter Vary
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of DK1825461T3 publication Critical patent/DK1825461T3/da

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
    • 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
    • G10L19/02—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 using spectral analysis, e.g. transform vocoders or subband vocoders
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/04—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 using predictive techniques
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Machine Translation (AREA)
DK06840370T 2005-07-13 2006-06-30 Fremgangsmåde og indretning til kunstig udvidelse af båndbredden af talesignaler DK1825461T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005032724A DE102005032724B4 (de) 2005-07-13 2005-07-13 Verfahren und Vorrichtung zur künstlichen Erweiterung der Bandbreite von Sprachsignalen
PCT/EP2006/063742 WO2007073949A1 (de) 2005-07-13 2006-06-30 Verfahren und vorrichtung zur künstlichen erweiterung der bandbreite von sprachsignalen

Publications (1)

Publication Number Publication Date
DK1825461T3 true DK1825461T3 (da) 2009-01-26

Family

ID=36994160

Family Applications (1)

Application Number Title Priority Date Filing Date
DK06840370T DK1825461T3 (da) 2005-07-13 2006-06-30 Fremgangsmåde og indretning til kunstig udvidelse af båndbredden af talesignaler

Country Status (12)

Country Link
US (1) US8265940B2 (da)
EP (1) EP1825461B1 (da)
JP (1) JP4740260B2 (da)
KR (1) KR100915733B1 (da)
CN (2) CN100568345C (da)
AT (1) ATE407424T1 (da)
CA (1) CA2580622C (da)
DE (2) DE102005032724B4 (da)
DK (1) DK1825461T3 (da)
ES (1) ES2309969T3 (da)
PL (1) PL1825461T3 (da)
WO (1) WO2007073949A1 (da)

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WO2010031049A1 (en) * 2008-09-15 2010-03-18 GH Innovation, Inc. Improving celp post-processing for music signals
US9947340B2 (en) 2008-12-10 2018-04-17 Skype Regeneration of wideband speech
CN101751926B (zh) 2008-12-10 2012-07-04 华为技术有限公司 信号编码、解码方法及装置、编解码系统
EP2360687A4 (en) * 2008-12-19 2012-07-11 Fujitsu Ltd VOICE BAND EXTENSION DEVICE AND VOICE BAND EXTENSION METHOD
JP4921611B2 (ja) * 2009-04-03 2012-04-25 株式会社エヌ・ティ・ティ・ドコモ 音声復号装置、音声復号方法、及び音声復号プログラム
JP4932917B2 (ja) 2009-04-03 2012-05-16 株式会社エヌ・ティ・ティ・ドコモ 音声復号装置、音声復号方法、及び音声復号プログラム
EP2481048B1 (en) * 2009-09-25 2017-10-25 Nokia Technologies Oy Audio coding
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JP5652658B2 (ja) * 2010-04-13 2015-01-14 ソニー株式会社 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム
WO2011155170A1 (ja) * 2010-06-09 2011-12-15 パナソニック株式会社 帯域拡張方法、帯域拡張装置、プログラム、集積回路およびオーディオ復号装置
WO2012004058A1 (en) * 2010-07-09 2012-01-12 Bang & Olufsen A/S A method and apparatus for providing audio from one or more speakers
US8560330B2 (en) * 2010-07-19 2013-10-15 Futurewei Technologies, Inc. Energy envelope perceptual correction for high band coding
US8924200B2 (en) * 2010-10-15 2014-12-30 Motorola Mobility Llc Audio signal bandwidth extension in CELP-based speech coder
US8868432B2 (en) * 2010-10-15 2014-10-21 Motorola Mobility Llc Audio signal bandwidth extension in CELP-based speech coder
KR20120046627A (ko) * 2010-11-02 2012-05-10 삼성전자주식회사 화자 적응 방법 및 장치
CN102610231B (zh) * 2011-01-24 2013-10-09 华为技术有限公司 一种带宽扩展方法及装置
WO2013019562A2 (en) * 2011-07-29 2013-02-07 Dts Llc. Adaptive voice intelligibility processor
JP6200034B2 (ja) * 2012-04-27 2017-09-20 株式会社Ｎｔｔドコモ 音声復号装置
JP5997592B2 (ja) 2012-04-27 2016-09-28 株式会社Ｎｔｔドコモ 音声復号装置
US9258428B2 (en) 2012-12-18 2016-02-09 Cisco Technology, Inc. Audio bandwidth extension for conferencing
ES2790733T3 (es) * 2013-01-29 2020-10-29 Fraunhofer Ges Forschung Codificadores de audio, decodificadores de audio, sistemas, métodos y programas informáticos que utilizan una resolución temporal aumentada en la proximidad temporal de inicios o finales de fricativos o africados
CA3013744C (en) * 2013-01-29 2020-10-27 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Decoder for generating a frequency enhanced audio signal, method of decoding, encoder for generating an encoded signal and method of encoding using compact selection side information
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CN104217727B (zh) * 2013-05-31 2017-07-21 华为技术有限公司 信号解码方法及设备
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Also Published As

Publication number Publication date
DE502006001491D1 (de) 2008-10-16
CN101676993A (zh) 2010-03-24
US20080126081A1 (en) 2008-05-29
ES2309969T3 (es) 2008-12-16
KR100915733B1 (ko) 2009-09-04
ATE407424T1 (de) 2008-09-15
PL1825461T3 (pl) 2009-02-27
CN101061535A (zh) 2007-10-24
JP4740260B2 (ja) 2011-08-03
WO2007073949A1 (de) 2007-07-05
JP2008513848A (ja) 2008-05-01
KR20070090143A (ko) 2007-09-05
US8265940B2 (en) 2012-09-11
CA2580622A1 (en) 2007-01-13
EP1825461B1 (de) 2008-09-03
EP1825461A1 (de) 2007-08-29
DE102005032724B4 (de) 2009-10-08
CN101676993B (zh) 2012-05-30
DE102005032724A1 (de) 2007-02-01
CA2580622C (en) 2011-05-10
CN100568345C (zh) 2009-12-09

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