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
Danish (da)
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 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
    • 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 TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques 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 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
    • 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 TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques 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 (de)
EP (1) EP1825461B1 (de)
JP (1) JP4740260B2 (de)
KR (1) KR100915733B1 (de)
CN (2) CN101676993B (de)
AT (1) ATE407424T1 (de)
CA (1) CA2580622C (de)
DE (2) DE102005032724B4 (de)
DK (1) DK1825461T3 (de)
ES (1) ES2309969T3 (de)
PL (1) PL1825461T3 (de)
WO (1) WO2007073949A1 (de)

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US9947340B2 (en) * 2008-12-10 2018-04-17 Skype Regeneration of wideband speech
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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
EP2481048B1 (de) * 2009-09-25 2017-10-25 Nokia Technologies Oy Audiokodierung
KR101613684B1 (ko) * 2009-12-09 2016-04-19 삼성전자주식회사 음향 신호 보강 처리 장치 및 방법
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
AU2011263191B2 (en) * 2010-06-09 2016-06-16 Panasonic Intellectual Property Corporation Of America Bandwidth Extension Method, Bandwidth Extension Apparatus, Program, Integrated Circuit, and Audio Decoding Apparatus
WO2012004058A1 (en) * 2010-07-09 2012-01-12 Bang & Olufsen A/S A method and apparatus for providing audio from one or more speakers
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US8868432B2 (en) * 2010-10-15 2014-10-21 Motorola Mobility Llc Audio signal bandwidth extension in CELP-based speech coder
US8924200B2 (en) * 2010-10-15 2014-12-30 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
CN103827965B (zh) * 2011-07-29 2016-05-25 Dts有限责任公司 自适应语音可理解性处理器
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
KR101804649B1 (ko) * 2013-01-29 2018-01-10 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 마찰음들 또는 파찰음들의 온셋들 또는 오프셋들의 시간 근접도에서의 증가된 시간 해상도를 사용하는 오디오 인코더들, 오디오 디코더들, 시스템들, 방법들 및 컴퓨터 프로그램들
CN105103229B (zh) * 2013-01-29 2019-07-23 弗劳恩霍夫应用研究促进协会 用于产生频率增强音频信号的译码器、译码方法、用于产生编码信号的编码器以及使用紧密选择边信息的编码方法
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Also Published As

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

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