ATE446572T1 - Verfahren und system zur bereitstellung eines tonsignals mit erweiterter bandbreite - Google Patents

Verfahren und system zur bereitstellung eines tonsignals mit erweiterter bandbreite

Info

Publication number
ATE446572T1
ATE446572T1 AT06017456T AT06017456T ATE446572T1 AT E446572 T1 ATE446572 T1 AT E446572T1 AT 06017456 T AT06017456 T AT 06017456T AT 06017456 T AT06017456 T AT 06017456T AT E446572 T1 ATE446572 T1 AT E446572T1
Authority
AT
Austria
Prior art keywords
bandwidth limit
current
acoustic signal
providing
bandwidth
Prior art date
Application number
AT06017456T
Other languages
English (en)
Inventor
Tim Haulick
Bernd Iser
Gerhard Schmidt
Original Assignee
Harman Becker Automotive Sys
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 Harman Becker Automotive Sys filed Critical Harman Becker Automotive Sys
Application granted granted Critical
Publication of ATE446572T1 publication Critical patent/ATE446572T1/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
    • 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
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • 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
    • G10L2019/0001—Codebooks

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)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
AT06017456T 2006-08-22 2006-08-22 Verfahren und system zur bereitstellung eines tonsignals mit erweiterter bandbreite ATE446572T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06017456A EP1892703B1 (de) 2006-08-22 2006-08-22 Verfahren und System zur Bereitstellung eines Tonsignals mit erweiterter Bandbreite

Publications (1)

Publication Number Publication Date
ATE446572T1 true ATE446572T1 (de) 2009-11-15

Family

ID=37000103

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06017456T ATE446572T1 (de) 2006-08-22 2006-08-22 Verfahren und system zur bereitstellung eines tonsignals mit erweiterter bandbreite

Country Status (7)

Country Link
EP (1) EP1892703B1 (de)
JP (1) JP5150165B2 (de)
KR (1) KR101433833B1 (de)
CN (1) CN101141533B (de)
AT (1) ATE446572T1 (de)
CA (1) CA2596411A1 (de)
DE (1) DE602006009927D1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8688441B2 (en) 2007-11-29 2014-04-01 Motorola Mobility Llc Method and apparatus to facilitate provision and use of an energy value to determine a spectral envelope shape for out-of-signal bandwidth content
US8433582B2 (en) 2008-02-01 2013-04-30 Motorola Mobility Llc Method and apparatus for estimating high-band energy in a bandwidth extension system
US20090201983A1 (en) 2008-02-07 2009-08-13 Motorola, Inc. Method and apparatus for estimating high-band energy in a bandwidth extension system
US8463412B2 (en) * 2008-08-21 2013-06-11 Motorola Mobility Llc Method and apparatus to facilitate determining signal bounding frequencies
JP2010079275A (ja) * 2008-08-29 2010-04-08 Sony Corp 周波数帯域拡大装置及び方法、符号化装置及び方法、復号化装置及び方法、並びにプログラム
US8463599B2 (en) 2009-02-04 2013-06-11 Motorola Mobility Llc Bandwidth extension method and apparatus for a modified discrete cosine transform audio coder
DE112010005020B4 (de) 2009-12-28 2018-12-13 Mitsubishi Electric Corporation Sprachsignal-Wiederherstellungsvorrichtung und Sprachsignal-Wiederherstellungsverfahren
US20130024191A1 (en) * 2010-04-12 2013-01-24 Freescale Semiconductor, Inc. Audio communication device, method for outputting an audio signal, and communication system
JP6218855B2 (ja) * 2013-01-29 2017-10-25 フラウンホーファーゲゼルシャフト ツール フォルデルング デル アンゲヴァンテン フォルシユング エー．フアー． 摩擦音または破擦音のオンセットまたはオフセットの時間的近接性における増大した時間分解能を使用するオーディオエンコーダ、オーディオデコーダ、システム、方法およびコンピュータプログラム
KR102721794B1 (ko) 2016-11-18 2024-10-25 삼성전자주식회사 신호 처리 프로세서 및 신호 처리 프로세서의 제어 방법
CN107404625B (zh) * 2017-07-18 2020-10-16 海信视像科技股份有限公司 终端的音效处理方法及装置
KR102093819B1 (ko) * 2018-09-10 2020-03-26 한국과학기술연구원 음원 분리 장치 및 방법

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3483958B2 (ja) * 1994-10-28 2004-01-06 三菱電機株式会社 広帯域音声復元装置及び広帯域音声復元方法及び音声伝送システム及び音声伝送方法
EP1517299A3 (de) 1997-04-30 2012-08-29 Nippon Hoso Kyokai Verfahren und System zur Detektion eines Sprachintervalls, und Verfahren und System zur Sprachgeschwindigkeitsumwandlung unter Benutzung des Verfahrens und des Systems zur Sprachintervalldetektion
US6539355B1 (en) * 1998-10-15 2003-03-25 Sony Corporation Signal band expanding method and apparatus and signal synthesis method and apparatus
WO2001097212A1 (en) 2000-06-14 2001-12-20 Kabushiki Kaisha Kenwood Frequency interpolating device and frequency interpolating method
JP3713200B2 (ja) * 2000-11-30 2005-11-02 株式会社ケンウッド 信号補間装置、信号補間方法及び記録媒体
US6889182B2 (en) 2001-01-12 2005-05-03 Telefonaktiebolaget L M Ericsson (Publ) Speech bandwidth extension
US7680665B2 (en) * 2001-08-24 2010-03-16 Kabushiki Kaisha Kenwood Device and method for interpolating frequency components of signal adaptively
JP2005501278A (ja) * 2001-08-31 2005-01-13 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 音声信号の帯域幅拡張
JP4281349B2 (ja) * 2001-12-25 2009-06-17 パナソニック株式会社 電話装置
KR20060121121A (ko) * 2003-12-01 2006-11-28 코닌클리케 필립스 일렉트로닉스 엔.브이. 선택적 오디오 신호 강화
JP2007524124A (ja) * 2004-02-16 2007-08-23 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ トランスコーダ及びそのための符号変換方法
ATE429698T1 (de) 2004-09-17 2009-05-15 Harman Becker Automotive Sys Bandbreitenerweiterung von bandbegrenzten tonsignalen

Also Published As

Publication number Publication date
EP1892703B1 (de) 2009-10-21
JP5150165B2 (ja) 2013-02-20
EP1892703A1 (de) 2008-02-27
CA2596411A1 (en) 2008-02-22
JP2008052277A (ja) 2008-03-06
KR101433833B1 (ko) 2014-08-27
CN101141533B (zh) 2013-09-04
CN101141533A (zh) 2008-03-12
DE602006009927D1 (de) 2009-12-03
KR20080018132A (ko) 2008-02-27

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