JP5945626B2 - ハーモニックオーディオ信号の帯域幅拡張 - Google Patents

ハーモニックオーディオ信号の帯域幅拡張 Download PDF

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JP5945626B2
JP5945626B2 JP2015503154A JP2015503154A JP5945626B2 JP 5945626 B2 JP5945626 B2 JP 5945626B2 JP 2015503154 A JP2015503154 A JP 2015503154A JP 2015503154 A JP2015503154 A JP 2015503154A JP 5945626 B2 JP5945626 B2 JP 5945626B2
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gain
value
band
frequency band
peak
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JP2015516593A (ja
JP2015516593A5 (enExample
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セバスチャン ナズランド，
セバスチャン ナズランド，
ヴォロージャ グランチャロブ，
ヴォロージャ グランチャロブ，
トフトガード， トマス ヤンソン，
トフトガード， トマス ヤンソン，
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テレフオンアクチーボラゲット エルエム エリクソン（パブル）
テレフオンアクチーボラゲット エルエム エリクソン（パブル）
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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
    • G10L19/0204—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 using subband decomposition
    • 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
    • G10L19/012—Comfort noise or silence coding
    • 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
    • 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
    • G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
    • 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
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • 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
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L21/0232—Processing in the frequency domain
    • 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
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • 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
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
    • 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
    • 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
    • G10L21/0388—Details of processing therefor
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/21—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being power information

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Circuits Of Receivers In General (AREA)
JP2015503154A 2012-03-29 2012-12-21 ハーモニックオーディオ信号の帯域幅拡張 Active JP5945626B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261617175P 2012-03-29 2012-03-29
US61/617,175 2012-03-29
PCT/SE2012/051470 WO2013147668A1 (en) 2012-03-29 2012-12-21 Bandwidth extension of harmonic audio signal

Related Child Applications (1)

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JP2015516593A JP2015516593A (ja) 2015-06-11
JP2015516593A5 JP2015516593A5 (enExample) 2016-02-12
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JP2016107734A Active JP6251773B2 (ja) 2012-03-29 2016-05-30 ハーモニックオーディオ信号の帯域幅拡張
JP2017195350A Active JP6474874B2 (ja) 2012-03-29 2017-10-05 ハーモニックオーディオ信号の帯域幅拡張
JP2017227001A Active JP6474877B2 (ja) 2012-03-29 2017-11-27 ハーモニックオーディオ信号の帯域幅拡張

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JP2017227001A Active JP6474877B2 (ja) 2012-03-29 2017-11-27 ハーモニックオーディオ信号の帯域幅拡張

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US (3) US9437202B2 (enExample)
EP (1) EP2831875B1 (enExample)
JP (4) JP5945626B2 (enExample)
KR (2) KR101740219B1 (enExample)
CN (2) CN104221082B (enExample)
ES (1) ES2561603T3 (enExample)
HU (1) HUE028238T2 (enExample)
MY (2) MY167474A (enExample)
PL (1) PL2831875T3 (enExample)
RU (2) RU2610293C2 (enExample)
WO (1) WO2013147668A1 (enExample)
ZA (1) ZA201406340B (enExample)

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TWI791632B (zh) * 2017-10-05 2023-02-11 美商高通公司 用於音訊信號之編碼或解碼之器件、方法、電腦可讀儲存器件以及裝置

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016189012A (ja) * 2012-03-29 2016-11-04 テレフオンアクチーボラゲット エルエム エリクソン（パブル） ハーモニックオーディオ信号の帯域幅拡張
US10002617B2 (en) 2012-03-29 2018-06-19 Telefonaktiebolaget Lm Ericsson (Publ) Bandwidth extension of harmonic audio signal
TWI791632B (zh) * 2017-10-05 2023-02-11 美商高通公司 用於音訊信號之編碼或解碼之器件、方法、電腦可讀儲存器件以及裝置

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JP2015516593A (ja) 2015-06-11
KR101704482B1 (ko) 2017-02-09
JP6251773B2 (ja) 2017-12-20
RU2014143463A (ru) 2016-05-20
EP2831875A1 (en) 2015-02-04
MY197538A (en) 2023-06-22
CN106847303A (zh) 2017-06-13
JP2018072846A (ja) 2018-05-10
JP6474877B2 (ja) 2019-02-27
CN106847303B (zh) 2020-10-13
JP2018041088A (ja) 2018-03-15
US20170178638A1 (en) 2017-06-22
KR20140139582A (ko) 2014-12-05
ES2561603T3 (es) 2016-02-29
ZA201406340B (en) 2016-06-29
RU2725416C1 (ru) 2020-07-02
WO2013147668A1 (en) 2013-10-03
US20160336016A1 (en) 2016-11-17
US9437202B2 (en) 2016-09-06
RU2610293C2 (ru) 2017-02-08
EP2831875B1 (en) 2015-12-16
CN104221082A (zh) 2014-12-17
US9626978B2 (en) 2017-04-18
MY167474A (en) 2018-08-29
PL2831875T3 (pl) 2016-05-31
US20150088527A1 (en) 2015-03-26
HUE028238T2 (en) 2016-12-28
JP2016189012A (ja) 2016-11-04
JP6474874B2 (ja) 2019-02-27
KR101740219B1 (ko) 2017-05-25
US10002617B2 (en) 2018-06-19
CN104221082B (zh) 2017-03-08
KR20170016033A (ko) 2017-02-10

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