PL2291842T3 - Urządzenie i sposób do generowania sygnału o rozszerzonej szerokości pasma - Google Patents

Urządzenie i sposób do generowania sygnału o rozszerzonej szerokości pasma

Info

Publication number
PL2291842T3
PL2291842T3 PL09776840T PL09776840T PL2291842T3 PL 2291842 T3 PL2291842 T3 PL 2291842T3 PL 09776840 T PL09776840 T PL 09776840T PL 09776840 T PL09776840 T PL 09776840T PL 2291842 T3 PL2291842 T3 PL 2291842T3
Authority
PL
Poland
Prior art keywords
generating
extended signal
bandwidth extended
bandwidth
signal
Prior art date
Application number
PL09776840T
Other languages
English (en)
Inventor
Frederik Nagel
Sascha Disch
Max Neuendorf
Stefan Bayer
Marc Gayer
Markus Lohwasser
Nikolaus Rettelbach
Ulrich Krämer
Original Assignee
Fraunhofer Ges Forschung
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 Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of PL2291842T3 publication Critical patent/PL2291842T3/pl

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)
  • Transmitters (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
PL09776840T 2008-07-11 2009-06-25 Urządzenie i sposób do generowania sygnału o rozszerzonej szerokości pasma PL2291842T3 (pl)

Applications Claiming Priority (3)

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
EP09776840.2A EP2291842B1 (en) 2008-07-11 2009-06-25 Apparatus and method for generating a bandwidth extended signal

Publications (1)

Publication Number Publication Date
PL2291842T3 true PL2291842T3 (pl) 2014-08-29

Family

ID=41162740

Family Applications (1)

Application Number Title Priority Date Filing Date
PL09776840T PL2291842T3 (pl) 2008-07-11 2009-06-25 Urządzenie i sposób do generowania sygnału o rozszerzonej szerokości pasma

Country Status (18)

Country Link
EP (1) EP2291842B1 (pl)
JP (1) JP5255699B2 (pl)
KR (1) KR101239812B1 (pl)
CN (1) CN102105931B (pl)
AR (1) AR072483A1 (pl)
AU (1) AU2009267460B2 (pl)
BR (2) BR122017003818B1 (pl)
CA (1) CA2729474C (pl)
CO (1) CO6541514A2 (pl)
ES (1) ES2461141T3 (pl)
HK (1) HK1154112A1 (pl)
MX (1) MX2011000365A (pl)
MY (1) MY163454A (pl)
PL (1) PL2291842T3 (pl)
RU (1) RU2512090C2 (pl)
TW (1) TWI415116B (pl)
WO (1) WO2010003557A1 (pl)
ZA (1) ZA201009164B (pl)

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CN102934164B (zh) 2010-03-09 2015-12-09 弗兰霍菲尔运输应用研究公司 改变回放速度或音调时处理音频信号中瞬态声音事件的设备和方法
RU2596033C2 (ru) 2010-03-09 2016-08-27 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. Устройство и способ получения улучшенной частотной характеристики и временного фазирования способом расширения полосы аудио сигналов в фазовом вокодере
PL3570278T3 (pl) 2010-03-09 2023-03-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Rekonstrukcja wysokiej częstotliwości wejściowego sygnału audio przy użyciu kaskadowych banków filtrów
JP5554876B2 (ja) 2010-04-16 2014-07-23 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． ガイドされた帯域幅拡張およびブラインド帯域幅拡張を用いて広帯域信号を生成するため装置、方法およびコンピュータプログラム
CA3027803C (en) * 2010-07-19 2020-04-07 Dolby International Ab Processing of audio signals during high frequency reconstruction
CA3067155C (en) * 2010-09-16 2021-01-19 Dolby International Ab Cross product enhanced subband block based harmonic transposition
US8490008B2 (en) * 2011-11-10 2013-07-16 Research In Motion Limited Touchscreen keyboard predictive display and generation of a set of characters
EP3089164A1 (en) * 2011-11-02 2016-11-02 Telefonaktiebolaget LM Ericsson (publ) Generation of a high band extension of a bandwidth extended audio signal
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

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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
AU2002318813B2 (en) 2001-07-13 2004-04-29 Matsushita Electric Industrial Co., Ltd. Audio signal decoding device and audio signal encoding device
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
JP4380174B2 (ja) * 2003-02-27 2009-12-09 沖電気工業株式会社 帯域補正装置
EP1630790B1 (en) * 2003-05-20 2008-09-03 Matsushita Electric Industrial Co., Ltd. Method and device for extending the audio signal band
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
BRPI0517246A (pt) * 2004-10-28 2008-10-07 Matsushita Electric Ind Co Ltd aparelho de codificação escalável, aparelho de decodificação escalável e métodos para os mesmos
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
BR122017003818A2 (pt) 2019-09-03
HK1154112A1 (en) 2012-04-20
CA2729474A1 (en) 2010-01-14
BRPI0910528A2 (pt) 2018-05-22
AU2009267460B2 (en) 2013-01-10
TW201007708A (en) 2010-02-16
MY163454A (en) 2017-09-15
KR20110033188A (ko) 2011-03-30
RU2011100134A (ru) 2012-07-20
EP2291842A1 (en) 2011-03-09
RU2512090C2 (ru) 2014-04-10
MX2011000365A (es) 2011-02-25
ZA201009164B (en) 2011-10-26
AR072483A1 (es) 2010-09-01
BR122017003818B1 (pt) 2024-03-05
BRPI0910528B1 (pt) 2020-09-24
TWI415116B (zh) 2013-11-11
JP5255699B2 (ja) 2013-08-07
EP2291842B1 (en) 2014-03-12
KR101239812B1 (ko) 2013-03-06
CN102105931A (zh) 2011-06-22
CA2729474C (en) 2015-09-01
ES2461141T3 (es) 2014-05-16
CN102105931B (zh) 2013-04-10
JP2011527452A (ja) 2011-10-27
WO2010003557A1 (en) 2010-01-14
AU2009267460A1 (en) 2010-01-14
CO6541514A2 (es) 2012-10-16

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