HK1154112A1 - Apparatus and method for generating a bandwidth extended signal - Google Patents

Apparatus and method for generating a bandwidth extended signal

Info

Publication number
HK1154112A1
HK1154112A1 HK11108364.8A HK11108364A HK1154112A1 HK 1154112 A1 HK1154112 A1 HK 1154112A1 HK 11108364 A HK11108364 A HK 11108364A HK 1154112 A1 HK1154112 A1 HK 1154112A1
Authority
HK
Hong Kong
Prior art keywords
generating
extended signal
bandwidth extended
bandwidth
signal
Prior art date
Application number
HK11108364.8A
Inventor
Frederik Nagel
Sascha Disch
Max Neuendorf
Stefan Bayer
Marc Gayer
Markus Lohwasser
Nikolaus Rettelbach
Ulrich Kraemer
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 HK1154112A1 publication Critical patent/HK1154112A1/en

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal 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)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
HK11108364.8A 2008-07-11 2011-08-10 Apparatus and method for generating a bandwidth extended signal HK1154112A1 (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
HK1154112A1 true HK1154112A1 (en) 2012-04-20

Family

ID=41162740

Family Applications (1)

Application Number Title Priority Date Filing Date
HK11108364.8A HK1154112A1 (en) 2008-07-11 2011-08-10 Apparatus and method for generating a bandwidth extended signal

Country Status (18)

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

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EP4250290A1 (en) 2010-01-19 2023-09-27 Dolby International AB Improved subband block based harmonic transposition
JP5588025B2 (en) 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． Apparatus and method for processing audio signals using patch boundary matching
JP5854520B2 (en) 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． Apparatus and method for improved amplitude response and temporal alignment in a bandwidth extension method based on a phase vocoder for audio signals
JP5649084B2 (en) 2010-03-09 2015-01-07 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． Apparatus and method for processing transient audio events in an audio signal when changing playback speed or pitch
TR201904117T4 (en) * 2010-04-16 2019-05-21 Fraunhofer Ges Forschung Apparatus, method and computer program for generating a broadband signal using guided bandwidth extension and blind bandwidth extension.
PL2596497T3 (en) * 2010-07-19 2014-10-31 Dolby Int Ab Processing of audio signals during high frequency reconstruction
DK2617035T3 (en) 2010-09-16 2019-01-02 Dolby Int Ab CROSS-PRODUCT-ENHANCED SUBBOND 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
US9251800B2 (en) * 2011-11-02 2016-02-02 Telefonaktiebolaget L M Ericsson (Publ) Generation of a high band extension of a bandwidth extended audio signal
CN102543086B (en) * 2011-12-16 2013-08-14 大连理工大学 Device and method for expanding speech bandwidth based on audio watermarking
ES2549953T3 (en) * 2012-08-27 2015-11-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for the reproduction of an audio signal, apparatus and method for the generation of an encoded audio signal, computer program and encoded 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 (en) 2014-08-06 2016-03-22 ソニー株式会社 Encoding device and method, decoding device and method, and program
RU2589305C1 (en) * 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 High-frequency signal generation method and device for its implementation
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
TWI807562B (en) 2017-03-23 2023-07-01 瑞典商都比國際公司 Backward-compatible integration of harmonic transposer for high frequency reconstruction of audio signals

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US5455888A (en) * 1992-12-04 1995-10-03 Northern Telecom Limited Speech bandwidth extension method and apparatus
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JP5141180B2 (en) * 2006-11-09 2013-02-13 ソニー株式会社 Frequency band expanding apparatus, frequency band expanding method, reproducing apparatus and reproducing method, program, and recording medium

Also Published As

Publication number Publication date
WO2010003557A1 (en) 2010-01-14
CN102105931A (en) 2011-06-22
RU2011100134A (en) 2012-07-20
ES2461141T3 (en) 2014-05-16
JP5255699B2 (en) 2013-08-07
KR101239812B1 (en) 2013-03-06
AU2009267460B2 (en) 2013-01-10
AU2009267460A1 (en) 2010-01-14
TWI415116B (en) 2013-11-11
CA2729474A1 (en) 2010-01-14
KR20110033188A (en) 2011-03-30
BRPI0910528B1 (en) 2020-09-24
RU2512090C2 (en) 2014-04-10
BR122017003818A2 (en) 2019-09-03
MY163454A (en) 2017-09-15
CN102105931B (en) 2013-04-10
ZA201009164B (en) 2011-10-26
BRPI0910528A2 (en) 2018-05-22
CA2729474C (en) 2015-09-01
EP2291842B1 (en) 2014-03-12
EP2291842A1 (en) 2011-03-09
TW201007708A (en) 2010-02-16
CO6541514A2 (en) 2012-10-16
BR122017003818B1 (en) 2024-03-05
MX2011000365A (en) 2011-02-25
AR072483A1 (en) 2010-09-01
JP2011527452A (en) 2011-10-27
PL2291842T3 (en) 2014-08-29

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