MY163454A - Apparatus or method for generating a bandwidth extended signal - Google Patents

Apparatus or method for generating a bandwidth extended signal

Info

Publication number
MY163454A
MY163454A MYPI2011000040A MYPI2011000040A MY163454A MY 163454 A MY163454 A MY 163454A MY PI2011000040 A MYPI2011000040 A MY PI2011000040A MY PI2011000040 A MYPI2011000040 A MY PI2011000040A MY 163454 A MY163454 A MY 163454A
Authority
MY
Malaysia
Prior art keywords
patch
bandwidth extended
input signal
band
generating
Prior art date
Application number
MYPI2011000040A
Other languages
English (en)
Inventor
Nagel Frederik Dr
Sascha Disch
Max Neuendorf
Stefan Bayer
Marc Gayer
Markus Lohwasser
Nikolaus Rettelbach
Ulrich Krämer
Original Assignee
Frauenhofer-Gesellschaft Zur
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 Frauenhofer-Gesellschaft Zur filed Critical Frauenhofer-Gesellschaft Zur
Publication of MY163454A publication Critical patent/MY163454A/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)
  • Transmitters (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
MYPI2011000040A 2008-07-11 2009-06-25 Apparatus or method for generating a bandwidth extended signal MY163454A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7984908P 2008-07-11 2008-07-11

Publications (1)

Publication Number Publication Date
MY163454A true MY163454A (en) 2017-09-15

Family

ID=41162740

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI2011000040A MY163454A (en) 2008-07-11 2009-06-25 Apparatus or method for generating a bandwidth extended signal

Country Status (17)

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

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EP4120264B1 (en) 2010-01-19 2023-08-09 Dolby International AB Improved subband block based harmonic transposition
JP5588025B2 (ja) 2010-03-09 2014-09-10 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． パッチ境界整合を用いてオーディオ信号を処理するための装置および方法
PL2532002T3 (pl) 2010-03-09 2014-06-30 Fraunhofer Ges Forschung Urządzenie, sposób i program komputerowy do przetwarzania sygnału audio
CA2792449C (en) 2010-03-09 2017-12-05 Dolby International Ab Device and method for improved magnitude response and temporal alignment in a phase vocoder based bandwidth extension method for audio signals
AU2011239995B2 (en) * 2010-04-16 2014-01-16 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E. V. Apparatus, method and computer program for generating a wideband signal using guided bandwidth extension and blind bandwidth extension
US12002476B2 (en) 2010-07-19 2024-06-04 Dolby International Ab Processing of audio signals during high frequency reconstruction
EP3288032B1 (en) * 2010-07-19 2019-04-17 Dolby International AB Processing of audio signals during high frequency reconstruction
IL313284B2 (en) 2010-09-16 2025-05-01 Dolby Int Ab Method and system for 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
ES2582475T3 (es) * 2011-11-02 2016-09-13 Telefonaktiebolaget Lm Ericsson (Publ) Generación de una extensión de banda ancha de una señal de audio de ancho de banda extendido
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
ES2549953T3 (es) * 2012-08-27 2015-11-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Aparato y método para la reproducción de una señal de audio, aparato y método para la generación de una señal de audio codificada, programa de ordenador y señal de audio codificada
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
EP2980795A1 (en) * 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoding and decoding using a frequency domain processor, a time domain processor and a cross processor for initialization of the time domain processor
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
TWI901542B (zh) 2017-03-23 2025-10-11 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
IL328427A (en) 2018-04-25 2026-07-01 Dolby Int Ab Combining high-frequency reconstruction techniques with reduced post-processing delay
CN116110424B (zh) * 2021-11-11 2025-07-15 腾讯科技（深圳）有限公司 一种语音带宽扩展方法及相关装置
CN114758672B (zh) * 2022-03-30 2025-06-13 深圳市潮流网络技术有限公司 一种音频生成方法、装置以及电子设备

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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
US7260541B2 (en) 2001-07-13 2007-08-21 Matsushita Electric Industrial Co., Ltd. Audio signal decoding device and audio signal encoding device
EP1430475A1 (en) * 2001-08-31 2004-06-23 Koninklijke Philips Electronics N.V. Bandwidth extension of a sound signal
JP4380174B2 (ja) * 2003-02-27 2009-12-09 沖電気工業株式会社 帯域補正装置
US7577259B2 (en) * 2003-05-20 2009-08-18 Panasonic Corporation Method and apparatus for extending band of audio signal using higher harmonic wave generator
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
KR20070083856A (ko) * 2004-10-28 2007-08-24 마츠시타 덴끼 산교 가부시키가이샤 스케일러블 부호화 장치, 스케일러블 복호화 장치 및이러한 방법
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
EP2291842A1 (en) 2011-03-09
TWI415116B (zh) 2013-11-11
RU2011100134A (ru) 2012-07-20
BRPI0910528A2 (pt) 2018-05-22
AU2009267460A1 (en) 2010-01-14
CN102105931B (zh) 2013-04-10
KR20110033188A (ko) 2011-03-30
WO2010003557A1 (en) 2010-01-14
AR072483A1 (es) 2010-09-01
RU2512090C2 (ru) 2014-04-10
BR122017003818B1 (pt) 2024-03-05
MX2011000365A (es) 2011-02-25
JP5255699B2 (ja) 2013-08-07
CA2729474C (en) 2015-09-01
ES2461141T3 (es) 2014-05-16
BRPI0910528B1 (pt) 2020-09-24
KR101239812B1 (ko) 2013-03-06
JP2011527452A (ja) 2011-10-27
CA2729474A1 (en) 2010-01-14
BR122017003818A2 (pt) 2019-09-03
CN102105931A (zh) 2011-06-22
AU2009267460B2 (en) 2013-01-10
TW201007708A (en) 2010-02-16
EP2291842B1 (en) 2014-03-12
PL2291842T3 (pl) 2014-08-29
HK1154112A1 (en) 2012-04-20
CO6541514A2 (es) 2012-10-16
ZA201009164B (en) 2011-10-26

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