ZA201009164B - Apparatus and method for generating a bandwidth extended signal - Google Patents

Apparatus and method for generating a bandwidth extended signal

Info

Publication number
ZA201009164B
ZA201009164B ZA2010/09164A ZA201009164A ZA201009164B ZA 201009164 B ZA201009164 B ZA 201009164B ZA 2010/09164 A ZA2010/09164 A ZA 2010/09164A ZA 201009164 A ZA201009164 A ZA 201009164A ZA 201009164 B ZA201009164 B ZA 201009164B
Authority
ZA
South Africa
Prior art keywords
generating
extended signal
bandwidth extended
bandwidth
signal
Prior art date
Application number
ZA2010/09164A
Other languages
English (en)
Inventor
Frederik Nagel
Sascha Disch
Max Neuendorf
Stefan Bayer
Marc Gayer
Markus Lohwasser
Nikolaus Rettelbach
Ulrich Kramer
Original Assignee
Fraunhofer-Gesellschaft Zur Forderung Der Angerwandten Forschung E V
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 Fraunhofer-Gesellschaft Zur Forderung Der Angerwandten Forschung E V filed Critical Fraunhofer-Gesellschaft Zur Forderung Der Angerwandten Forschung E V
Publication of ZA201009164B publication Critical patent/ZA201009164B/en

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
    • 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)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
  • Transmitters (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
ZA2010/09164A 2008-07-11 2010-12-21 Apparatus and method for generating a bandwidth extended signal ZA201009164B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7984908P 2008-07-11 2008-07-11
PCT/EP2009/004603 WO2010003557A1 (en) 2008-07-11 2009-06-25 Apparatus and method for generating a bandwidth extended signal

Publications (1)

Publication Number Publication Date
ZA201009164B true ZA201009164B (en) 2011-10-26

Family

ID=41162740

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2010/09164A ZA201009164B (en) 2008-07-11 2010-12-21 Apparatus and method for generating a bandwidth extended signal

Country Status (18)

Country Link
EP (1) EP2291842B1 (ko)
JP (1) JP5255699B2 (ko)
KR (1) KR101239812B1 (ko)
CN (1) CN102105931B (ko)
AR (1) AR072483A1 (ko)
AU (1) AU2009267460B2 (ko)
BR (2) BRPI0910528B1 (ko)
CA (1) CA2729474C (ko)
CO (1) CO6541514A2 (ko)
ES (1) ES2461141T3 (ko)
HK (1) HK1154112A1 (ko)
MX (1) MX2011000365A (ko)
MY (1) MY163454A (ko)
PL (1) PL2291842T3 (ko)
RU (1) RU2512090C2 (ko)
TW (1) TWI415116B (ko)
WO (1) WO2010003557A1 (ko)
ZA (1) ZA201009164B (ko)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3564954B1 (en) 2010-01-19 2020-11-11 Dolby International AB Improved subband block based harmonic transposition
CA2792368C (en) 2010-03-09 2016-04-26 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for handling transient sound events in audio signals when changing the replay speed or pitch
JP5854520B2 (ja) 2010-03-09 2016-02-09 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． オーディオ信号用の位相ボコーダに基づく帯域幅拡張方法における改善された振幅応答及び時間的整列のための装置及び方法
BR122021014305B1 (pt) 2010-03-09 2022-07-05 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Aparelho e método para processar um sinal de áudio utilizando alinhamento de borda de patch
CN102947882B (zh) 2010-04-16 2015-06-17 弗劳恩霍夫应用研究促进协会 使用制导带宽扩展和盲带宽扩展生成宽带信号的装置、方法
US12002476B2 (en) 2010-07-19 2024-06-04 Dolby International Ab Processing of audio signals during high frequency reconstruction
ES2644974T3 (es) * 2010-07-19 2017-12-01 Dolby International Ab Procesamiento de señales de audio durante la reconstrucción de alta frecuencia
BR112013005676B1 (pt) 2010-09-16 2021-02-09 Dolby International Ab sistema e método para gerar um sinal de tempo alongado e/ou um sinal de frequência transposta a partir de um sinal de entrada e suporte de dados e meio de armazenamento legível por computador não transitório
US8490008B2 (en) * 2011-11-10 2013-07-16 Research In Motion Limited Touchscreen keyboard predictive display and generation of a set of characters
PL2791937T3 (pl) * 2011-11-02 2016-11-30 Wytworzenie rozszerzenia pasma wysokiego sygnału dźwiękowego o poszerzonym paśmie
CN102543086B (zh) * 2011-12-16 2013-08-14 大连理工大学 一种基于音频水印的语音带宽扩展的装置和方法
EP2704142B1 (en) * 2012-08-27 2015-09-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for reproducing an audio signal, apparatus and method for generating a coded audio signal, computer program and coded audio signal
EP2709106A1 (en) * 2012-09-17 2014-03-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for generating a bandwidth extended signal from a bandwidth limited audio signal
EP2830060A1 (en) * 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Noise filling in multichannel audio coding
US9564141B2 (en) * 2014-02-13 2017-02-07 Qualcomm Incorporated Harmonic bandwidth extension of audio signals
JP2016038435A (ja) 2014-08-06 2016-03-22 ソニー株式会社 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
RU2589305C1 (ru) * 2014-11-18 2016-07-10 Федеральное государственное казенное военное образовательное учреждение высшего профессионального образования "Военный учебно-научный центр Военно-воздушных сил "Военно-воздушная академия имени профессора Н.Е. Жуковского и Ю.А. Гагарина" (г. Воронеж) Министерства обороны Российской Федерации Способ генерации высокочастотных сигналов и устройство его реализации
WO2016149085A2 (en) * 2015-03-13 2016-09-22 Psyx Research, Inc. System and method for dynamic recovery of audio data and compressed audio enhancement
EP3121814A1 (en) * 2015-07-24 2017-01-25 Sound object techology S.A. in organization A method and a system for decomposition of acoustic signal into sound objects, a sound object and its use
TW202341126A (zh) 2017-03-23 2023-10-16 瑞典商都比國際公司 用於音訊信號之高頻重建的諧波轉置器的回溯相容整合

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US654988A (en) * 1900-03-16 1900-07-31 Leonhard Lederer Process of making acetyl cellulose.
US5455888A (en) * 1992-12-04 1995-10-03 Northern Telecom Limited Speech bandwidth extension method and apparatus
RU2256293C2 (ru) * 1997-06-10 2005-07-10 Коудинг Технолоджиз Аб Усовершенствование исходного кодирования с использованием дублирования спектральной полосы
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
EP0945852A1 (en) * 1998-03-25 1999-09-29 BRITISH TELECOMMUNICATIONS public limited company Speech synthesis
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)
SE0004163D0 (sv) * 2000-11-14 2000-11-14 Coding Technologies Sweden Ab Enhancing perceptual performance of high frequency reconstruction coding methods by adaptive filtering
EP1351401B1 (en) 2001-07-13 2009-01-14 Panasonic Corporation Audio signal decoding device and audio signal encoding device
KR20040035749A (ko) * 2001-08-31 2004-04-29 코닌클리케 필립스 일렉트로닉스 엔.브이. 사운드 신호의 대역폭 확장 방법
JP4380174B2 (ja) * 2003-02-27 2009-12-09 沖電気工業株式会社 帯域補正装置
CN100550131C (zh) * 2003-05-20 2009-10-14 松下电器产业株式会社 用于扩展音频信号的频带的方法及其装置
JP2005010621A (ja) * 2003-06-20 2005-01-13 Matsushita Electric Ind Co Ltd 音声帯域拡張装置及び帯域拡張方法
ATE480851T1 (de) * 2004-10-28 2010-09-15 Panasonic Corp Skalierbare codierungsvorrichtung, skalierbare decodierungsvorrichtung und verfahren dafür
KR100647336B1 (ko) * 2005-11-08 2006-11-23 삼성전자주식회사 적응적 시간/주파수 기반 오디오 부호화/복호화 장치 및방법
JP5141180B2 (ja) * 2006-11-09 2013-02-13 ソニー株式会社 周波数帯域拡大装置及び周波数帯域拡大方法、再生装置及び再生方法、並びに、プログラム及び記録媒体

Also Published As

Publication number Publication date
MX2011000365A (es) 2011-02-25
JP2011527452A (ja) 2011-10-27
RU2512090C2 (ru) 2014-04-10
WO2010003557A1 (en) 2010-01-14
BRPI0910528A2 (pt) 2018-05-22
TW201007708A (en) 2010-02-16
JP5255699B2 (ja) 2013-08-07
CN102105931A (zh) 2011-06-22
ES2461141T3 (es) 2014-05-16
AU2009267460B2 (en) 2013-01-10
KR20110033188A (ko) 2011-03-30
EP2291842B1 (en) 2014-03-12
CN102105931B (zh) 2013-04-10
RU2011100134A (ru) 2012-07-20
CA2729474C (en) 2015-09-01
TWI415116B (zh) 2013-11-11
HK1154112A1 (en) 2012-04-20
MY163454A (en) 2017-09-15
KR101239812B1 (ko) 2013-03-06
BR122017003818A2 (pt) 2019-09-03
BRPI0910528B1 (pt) 2020-09-24
CO6541514A2 (es) 2012-10-16
BR122017003818B1 (pt) 2024-03-05
PL2291842T3 (pl) 2014-08-29
CA2729474A1 (en) 2010-01-14
EP2291842A1 (en) 2011-03-09
AR072483A1 (es) 2010-09-01
AU2009267460A1 (en) 2010-01-14

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