KR101239812B1 - 대역폭 확장 신호를 생성하기 위한 장치 및 방법 - Google Patents

대역폭 확장 신호를 생성하기 위한 장치 및 방법 Download PDF

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KR101239812B1
KR101239812B1 KR1020117000441A KR20117000441A KR101239812B1 KR 101239812 B1 KR101239812 B1 KR 101239812B1 KR 1020117000441 A KR1020117000441 A KR 1020117000441A KR 20117000441 A KR20117000441 A KR 20117000441A KR 101239812 B1 KR101239812 B1 KR 101239812B1
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South Korea
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patch
band
signal
input signal
patching algorithm
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KR1020117000441A
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Korean (ko)
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KR20110033188A (ko
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프레드리크 나겔
사샤 디쉬
맥스 네우엔돌프
스테판 바이어
마크 가이어
마르쿠스 로하설
리콜라우스 레텔바흐
울리흐 크라에머
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프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베.
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    • 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

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  • 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)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
KR1020117000441A 2008-07-11 2009-06-25 대역폭 확장 신호를 생성하기 위한 장치 및 방법 KR101239812B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US7984908P 2008-07-11 2008-07-11
US61/079,849 2008-07-11
PCT/EP2009/004603 WO2010003557A1 (en) 2008-07-11 2009-06-25 Apparatus and method for generating a bandwidth extended signal

Publications (2)

Publication Number Publication Date
KR20110033188A KR20110033188A (ko) 2011-03-30
KR101239812B1 true KR101239812B1 (ko) 2013-03-06

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KR1020117000441A KR101239812B1 (ko) 2008-07-11 2009-06-25 대역폭 확장 신호를 생성하기 위한 장치 및 방법

Country Status (18)

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) BR122017003818B1 (pt)
CA (1) CA2729474C (pt)
CO (1) CO6541514A2 (pt)
ES (1) ES2461141T3 (pt)
HK (1) HK1154112A1 (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)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2955432T3 (es) 2010-01-19 2023-12-01 Dolby Int Ab Transposición armónica basada en bloque de subbandas mejorada
KR101412117B1 (ko) 2010-03-09 2014-06-26 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 재생 속도 또는 피치를 변경할 때 오디오 신호에서 과도 사운드 이벤트를 처리하기 위한 장치 및 방법
CN103038819B (zh) 2010-03-09 2015-02-18 弗兰霍菲尔运输应用研究公司 用以使用补丁边界对准处理输入音频信号的装置及方法
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
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
US12002476B2 (en) 2010-07-19 2024-06-04 Dolby International Ab Processing of audio signals during high frequency reconstruction
BR112012024360B1 (pt) * 2010-07-19 2020-11-03 Dolby International Ab sistema configurado para gerar uma pluralidade de sinais de áudio de sub-banda de alta frequência, decodificador de áudio, codificador, método para gerar uma pluralidade de sinais de sub-banda de alta frequência, método para decodificar um fluxo de bits, método para gerar dados de controle a partir de um sinal de áudio e meio de armazenamento
DK3975178T3 (da) 2010-09-16 2022-12-05 Dolby Int Ab Krydsprodukt-forstærket underbåndsblokbaseret harmonisk transponering
US8490008B2 (en) * 2011-11-10 2013-07-16 Research In Motion Limited Touchscreen keyboard predictive display and generation of a set of characters
PT2791937T (pt) * 2011-11-02 2016-09-19 ERICSSON TELEFON AB L M (publ) Geração de uma extensão da banda alta de um sinal de áudio de largura de banda estendida
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
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
TWI752166B (zh) 2017-03-23 2022-01-11 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

Citations (2)

* 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.
US20040028244A1 (en) 2001-07-13 2004-02-12 Mineo Tsushima Audio signal decoding device and audio signal encoding device

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
CA2526261A1 (en) * 2003-05-20 2004-12-02 Matsushita Electric Industrial Co., Ltd. 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
US8019597B2 (en) * 2004-10-28 2011-09-13 Panasonic Corporation Scalable encoding apparatus, scalable decoding apparatus, and methods thereof
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

Patent Citations (2)

* 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.
US20040028244A1 (en) 2001-07-13 2004-02-12 Mineo Tsushima Audio signal decoding device and audio signal encoding device

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"Spectral Band Replication, A novel approach in audio coding" Audio engineering society convention paper, Munich, Germany, vol.112, No.5553 *
"Spectral Band Replication, A novel approach in audio coding" Audio engineering society convention paper, Munich, Germany, vol.112, No.5553*

Also Published As

Publication number Publication date
CO6541514A2 (es) 2012-10-16
TW201007708A (en) 2010-02-16
PL2291842T3 (pl) 2014-08-29
MY163454A (en) 2017-09-15
BRPI0910528B1 (pt) 2020-09-24
MX2011000365A (es) 2011-02-25
BR122017003818B1 (pt) 2024-03-05
WO2010003557A1 (en) 2010-01-14
AU2009267460B2 (en) 2013-01-10
RU2011100134A (ru) 2012-07-20
AR072483A1 (es) 2010-09-01
CN102105931B (zh) 2013-04-10
HK1154112A1 (en) 2012-04-20
ES2461141T3 (es) 2014-05-16
KR20110033188A (ko) 2011-03-30
EP2291842B1 (en) 2014-03-12
BRPI0910528A2 (pt) 2018-05-22
AU2009267460A1 (en) 2010-01-14
TWI415116B (zh) 2013-11-11
CN102105931A (zh) 2011-06-22
EP2291842A1 (en) 2011-03-09
ZA201009164B (en) 2011-10-26
CA2729474C (en) 2015-09-01
RU2512090C2 (ru) 2014-04-10
JP5255699B2 (ja) 2013-08-07
BR122017003818A2 (pt) 2019-09-03
JP2011527452A (ja) 2011-10-27
CA2729474A1 (en) 2010-01-14

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