DE69901606T2 - Breitbandsprachsynthese von schmalbandigen sprachsignalen - Google Patents

Breitbandsprachsynthese von schmalbandigen sprachsignalen

Info

Publication number
DE69901606T2
DE69901606T2 DE69901606T DE69901606T DE69901606T2 DE 69901606 T2 DE69901606 T2 DE 69901606T2 DE 69901606 T DE69901606 T DE 69901606T DE 69901606 T DE69901606 T DE 69901606T DE 69901606 T2 DE69901606 T2 DE 69901606T2
Authority
DE
Germany
Prior art keywords
narrow
broadband
band
voice
synthesis
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69901606T
Other languages
English (en)
Other versions
DE69901606D1 (de
Inventor
Andrew Paul Breen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
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 British Telecommunications PLC filed Critical British Telecommunications PLC
Publication of DE69901606D1 publication Critical patent/DE69901606D1/de
Application granted granted Critical
Publication of DE69901606T2 publication Critical patent/DE69901606T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • G10L2019/0001—Codebooks
    • 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
    • G10L21/0208—Noise filtering
    • G10L21/0264—Noise filtering characterised by the type of parameter measurement, e.g. correlation techniques, zero crossing techniques or predictive techniques
DE69901606T 1998-03-25 1999-03-17 Breitbandsprachsynthese von schmalbandigen sprachsignalen Expired - Lifetime DE69901606T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP98302280A EP0945852A1 (de) 1998-03-25 1998-03-25 Sprachsynthese
PCT/GB1999/000819 WO1999049454A1 (en) 1998-03-25 1999-03-17 Wideband speech synthesis from a narrowband speech signal

Publications (2)

Publication Number Publication Date
DE69901606D1 DE69901606D1 (de) 2002-07-04
DE69901606T2 true DE69901606T2 (de) 2002-12-05

Family

ID=8234735

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69901606T Expired - Lifetime DE69901606T2 (de) 1998-03-25 1999-03-17 Breitbandsprachsynthese von schmalbandigen sprachsignalen

Country Status (5)

Country Link
US (1) US6691083B1 (de)
EP (2) EP0945852A1 (de)
JP (1) JP4624552B2 (de)
DE (1) DE69901606T2 (de)
WO (1) WO1999049454A1 (de)

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FI119576B (fi) 2000-03-07 2008-12-31 Nokia Corp Puheenkäsittelylaite ja menetelmä puheen käsittelemiseksi, sekä digitaalinen radiopuhelin
DE10041512B4 (de) * 2000-08-24 2005-05-04 Infineon Technologies Ag Verfahren und Vorrichtung zur künstlichen Erweiterung der Bandbreite von Sprachsignalen
US20020128839A1 (en) * 2001-01-12 2002-09-12 Ulf Lindgren Speech bandwidth extension
DE60117471T2 (de) * 2001-01-19 2006-09-21 Koninklijke Philips Electronics N.V. Breitband-signalübertragungssystem
JP4747434B2 (ja) * 2001-04-18 2011-08-17 日本電気株式会社 音声合成方法、音声合成装置、半導体装置及び音声合成プログラム
DE50104998D1 (de) * 2001-05-11 2005-02-03 Siemens Ag Verfahren zur erweiterung der bandbreite eines schmalbandig gefilterten sprachsignals, insbesondere eines von einem telekommunikationsgerät gesendeten sprachsignals
JP2003044098A (ja) * 2001-07-26 2003-02-14 Nec Corp 音声帯域拡張装置及び音声帯域拡張方法
DE50113277D1 (de) * 2001-09-28 2007-12-27 Nokia Siemens Networks Spa Sprachextender und verfahren zum schätzen eines breitbandigen sprachsignals anhand eines schmalbandigen sprachsignals
US6895375B2 (en) * 2001-10-04 2005-05-17 At&T Corp. System for bandwidth extension of Narrow-band speech
US6988066B2 (en) * 2001-10-04 2006-01-17 At&T Corp. Method of bandwidth extension for narrow-band speech
US20040064324A1 (en) * 2002-08-08 2004-04-01 Graumann David L. Bandwidth expansion using alias modulation
JP3879922B2 (ja) 2002-09-12 2007-02-14 ソニー株式会社 信号処理システム、信号処理装置および方法、記録媒体、並びにプログラム
JP4433668B2 (ja) 2002-10-31 2010-03-17 日本電気株式会社 帯域拡張装置及び方法
DE10252070B4 (de) * 2002-11-08 2010-07-15 Palm, Inc. (n.d.Ges. d. Staates Delaware), Sunnyvale Kommunikationsendgerät mit parametrierter Bandbreitenerweiterung und Verfahren zur Bandbreitenerweiterung dafür
JP4311034B2 (ja) * 2003-02-14 2009-08-12 沖電気工業株式会社 帯域復元装置及び電話機
CN1954363B (zh) * 2004-05-19 2011-10-12 松下电器产业株式会社 编码装置和编码方法
US8249861B2 (en) * 2005-04-20 2012-08-21 Qnx Software Systems Limited High frequency compression integration
US8086451B2 (en) 2005-04-20 2011-12-27 Qnx Software Systems Co. System for improving speech intelligibility through high frequency compression
US7813931B2 (en) * 2005-04-20 2010-10-12 QNX Software Systems, Co. System for improving speech quality and intelligibility with bandwidth compression/expansion
US8311840B2 (en) * 2005-06-28 2012-11-13 Qnx Software Systems Limited Frequency extension of harmonic signals
KR100717058B1 (ko) * 2005-11-28 2007-05-14 삼성전자주식회사 고주파 성분 복원 방법 및 그 장치
US7546237B2 (en) * 2005-12-23 2009-06-09 Qnx Software Systems (Wavemakers), Inc. Bandwidth extension of narrowband speech
US7912729B2 (en) 2007-02-23 2011-03-22 Qnx Software Systems Co. High-frequency bandwidth extension in the time domain
US8041577B2 (en) * 2007-08-13 2011-10-18 Mitsubishi Electric Research Laboratories, Inc. Method for expanding audio signal bandwidth
BRPI0910528B1 (pt) * 2008-07-11 2020-09-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Instrumento e método para geração de sinal estendido de largura de banda
USRE47180E1 (en) 2008-07-11 2018-12-25 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating a bandwidth extended signal
US8880410B2 (en) 2008-07-11 2014-11-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating a bandwidth extended signal
US8484020B2 (en) * 2009-10-23 2013-07-09 Qualcomm Incorporated Determining an upperband signal from a narrowband signal
US9798653B1 (en) * 2010-05-05 2017-10-24 Nuance Communications, Inc. Methods, apparatus and data structure for cross-language speech adaptation
CN102456375B (zh) 2010-10-28 2015-01-21 鸿富锦精密工业（深圳）有限公司 音频设备及音频信号的标识信息加载方法
TWI408676B (zh) * 2010-11-01 2013-09-11 Hon Hai Prec Ind Co Ltd 音訊設備及音訊訊號的標識資訊載入方法
US9697843B2 (en) * 2014-04-30 2017-07-04 Qualcomm Incorporated High band excitation signal generation

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JPS5850360B2 (ja) * 1978-05-12 1983-11-10 株式会社日立製作所 音声認識装置における前処理方法
NL7908213A (nl) * 1979-11-09 1981-06-01 Philips Nv Spraaksynthese inrichting met tenminste twee vervormingsketens.
JPS61137200A (ja) * 1984-12-07 1986-06-24 株式会社日立製作所 音声認識方式
US4885790A (en) * 1985-03-18 1989-12-05 Massachusetts Institute Of Technology Processing of acoustic waveforms
EP0243562B1 (de) * 1986-04-30 1992-01-29 International Business Machines Corporation Sprachkodierungsverfahren und Einrichtung zur Ausführung dieses Verfahrens
US5023910A (en) * 1988-04-08 1991-06-11 At&T Bell Laboratories Vector quantization in a harmonic speech coding arrangement
CA2067379C (en) * 1989-10-06 1998-05-26 Thomas Vaupel Process for transmitting a signal
US5293449A (en) * 1990-11-23 1994-03-08 Comsat Corporation Analysis-by-synthesis 2,4 kbps linear predictive speech codec
US5504833A (en) * 1991-08-22 1996-04-02 George; E. Bryan Speech approximation using successive sinusoidal overlap-add models and pitch-scale modifications
US5327518A (en) * 1991-08-22 1994-07-05 Georgia Tech Research Corporation Audio analysis/synthesis system
JP2779886B2 (ja) 1992-10-05 1998-07-23 日本電信電話株式会社 広帯域音声信号復元方法
JP3230782B2 (ja) 1993-08-17 2001-11-19 日本電信電話株式会社 広帯域音声信号復元方法
JP3189598B2 (ja) * 1994-10-28 2001-07-16 松下電器産業株式会社 信号合成方法および信号合成装置
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
US5933808A (en) * 1995-11-07 1999-08-03 The United States Of America As Represented By The Secretary Of The Navy Method and apparatus for generating modified speech from pitch-synchronous segmented speech waveforms
JPH10124088A (ja) * 1996-10-24 1998-05-15 Sony Corp 音声帯域幅拡張装置及び方法
US6041297A (en) * 1997-03-10 2000-03-21 At&T Corp Vocoder for coding speech by using a correlation between spectral magnitudes and candidate excitations
JP4132154B2 (ja) * 1997-10-23 2008-08-13 ソニー株式会社 音声合成方法及び装置、並びに帯域幅拡張方法及び装置
US6006179A (en) * 1997-10-28 1999-12-21 America Online, Inc. Audio codec using adaptive sparse vector quantization with subband vector classification
US6311154B1 (en) * 1998-12-30 2001-10-30 Nokia Mobile Phones Limited Adaptive windows for analysis-by-synthesis CELP-type speech coding

Also Published As

Publication number Publication date
WO1999049454A1 (en) 1999-09-30
JP4624552B2 (ja) 2011-02-02
DE69901606D1 (de) 2002-07-04
EP1064648A1 (de) 2001-01-03
US6691083B1 (en) 2004-02-10
EP0945852A1 (de) 1999-09-29
JP2002508526A (ja) 2002-03-19
EP1064648B1 (de) 2002-05-29

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