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)
  • Reverberation, Karaoke And Other Acoustics (AREA)
  • Transmitters (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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Country Status (18)

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

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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
WO2011110496A1 (en) 2010-03-09 2011-09-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for handling transient sound events in audio signals when changing the replay speed or pitch
RU2527735C2 (ru) * 2010-04-16 2014-09-10 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Устройство, способ и компьютерная программа для выработки широкополосного сигнала с использованием управляемого расширения ширины полосы и слепого расширения ширины полосы
SG10201505469SA (en) * 2010-07-19 2015-08-28 Dolby Int Ab Processing of audio signals during high frequency reconstruction
CA2808353C (en) 2010-09-16 2017-05-02 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
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
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
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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Also Published As

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

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