DK3848929T3 - Indretning og fremgangsmåde til reduktion af kvantiseringsstøj i en tidsdomæne-afkoder - Google Patents

Indretning og fremgangsmåde til reduktion af kvantiseringsstøj i en tidsdomæne-afkoder Download PDF

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Publication number
DK3848929T3
DK3848929T3 DK21160367.5T DK21160367T DK3848929T3 DK 3848929 T3 DK3848929 T3 DK 3848929T3 DK 21160367 T DK21160367 T DK 21160367T DK 3848929 T3 DK3848929 T3 DK 3848929T3
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Denmark
Prior art keywords
time domain
quantization noise
domain decoder
reducing quantization
reducing
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DK21160367.5T
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English (en)
Inventor
Tommy Vaillancourt
Milan Jelinek
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Voiceage Evs Llc
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    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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 predictive techniques
    • G10L19/26Pre-filtering or post-filtering
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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 predictive techniques
    • G10L19/08Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Speech 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
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208Noise filtering
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Speech 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
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208Noise filtering
    • G10L21/0216Noise filtering characterised by the method used for estimating noise
    • G10L21/0224Processing in the time domain
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/93Discriminating between voiced and unvoiced parts of speech signals
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/02Speech 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
    • G10L19/03Spectral prediction for preventing pre-echo; Temporary noise shaping [TNS], e.g. in MPEG2 or MPEG4
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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 predictive techniques
    • G10L19/08Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Speech 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
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208Noise filtering
    • G10L21/0216Noise filtering characterised by the method used for estimating noise
    • G10L21/0232Processing in the frequency domain
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/21Speech 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
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78Detection of presence or absence of voice signals

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  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
DK21160367.5T 2013-03-04 2014-01-09 Indretning og fremgangsmåde til reduktion af kvantiseringsstøj i en tidsdomæne-afkoder DK3848929T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361772037P 2013-03-04 2013-03-04
EP14760909.3A EP2965315B1 (en) 2013-03-04 2014-01-09 Device and method for reducing quantization noise in a time-domain decoder

Publications (1)

Publication Number Publication Date
DK3848929T3 true DK3848929T3 (da) 2023-10-16

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Family Applications (3)

Application Number Title Priority Date Filing Date
DK21160367.5T DK3848929T3 (da) 2013-03-04 2014-01-09 Indretning og fremgangsmåde til reduktion af kvantiseringsstøj i en tidsdomæne-afkoder
DK14760909.3T DK2965315T3 (da) 2013-03-04 2014-01-09 Indretning og fremgangsmåde til at reducere kvantiseringsstøj i en tidsdomæne-afkoder
DK19170370.1T DK3537437T3 (da) 2013-03-04 2014-01-09 Anordning og fremgangsmåde til reduktion af kvantiseringsstøj i en tidsdomæneafkoder

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DK14760909.3T DK2965315T3 (da) 2013-03-04 2014-01-09 Indretning og fremgangsmåde til at reducere kvantiseringsstøj i en tidsdomæne-afkoder
DK19170370.1T DK3537437T3 (da) 2013-03-04 2014-01-09 Anordning og fremgangsmåde til reduktion af kvantiseringsstøj i en tidsdomæneafkoder

Country Status (20)

Country Link
US (2) US9384755B2 (da)
EP (4) EP2965315B1 (da)
JP (4) JP6453249B2 (da)
KR (1) KR102237718B1 (da)
CN (2) CN105009209B (da)
AU (1) AU2014225223B2 (da)
CA (1) CA2898095C (da)
DK (3) DK3848929T3 (da)
ES (2) ES2961553T3 (da)
FI (1) FI3848929T3 (da)
HK (1) HK1212088A1 (da)
HR (2) HRP20231248T1 (da)
HU (2) HUE054780T2 (da)
LT (2) LT3537437T (da)
MX (1) MX345389B (da)
PH (1) PH12015501575B1 (da)
RU (1) RU2638744C2 (da)
SI (2) SI3848929T1 (da)
TR (1) TR201910989T4 (da)
WO (1) WO2014134702A1 (da)

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Publication number Publication date
US9384755B2 (en) 2016-07-05
WO2014134702A1 (en) 2014-09-12
CA2898095A1 (en) 2014-09-12
US9870781B2 (en) 2018-01-16
JP6790048B2 (ja) 2020-11-25
TR201910989T4 (tr) 2019-08-21
MX2015010295A (es) 2015-10-26
JP6453249B2 (ja) 2019-01-16
MX345389B (es) 2017-01-26
JP2021015301A (ja) 2021-02-12
PH12015501575A1 (en) 2015-10-05
JP2023022101A (ja) 2023-02-14
US20160300582A1 (en) 2016-10-13
FI3848929T3 (fi) 2023-10-11
AU2014225223A1 (en) 2015-08-13
ES2961553T3 (es) 2024-03-12
SI3537437T1 (sl) 2021-08-31
EP2965315A4 (en) 2016-10-05
AU2014225223B2 (en) 2019-07-04
EP4246516A3 (en) 2023-11-15
ES2872024T3 (es) 2021-11-02
LT3537437T (lt) 2021-06-25
KR20150127041A (ko) 2015-11-16
EP3537437A1 (en) 2019-09-11
EP3848929A1 (en) 2021-07-14
EP4246516A2 (en) 2023-09-20
DK3537437T3 (da) 2021-05-31
JP2019053326A (ja) 2019-04-04
HUE063594T2 (hu) 2024-01-28
CN111179954B (zh) 2024-03-12
US20140249807A1 (en) 2014-09-04
RU2015142108A (ru) 2017-04-11
LT3848929T (lt) 2023-10-25
SI3848929T1 (sl) 2023-12-29
HRP20211097T1 (hr) 2021-10-15
CA2898095C (en) 2019-12-03
EP3848929B1 (en) 2023-07-12
DK2965315T3 (da) 2019-07-29
KR102237718B1 (ko) 2021-04-09
JP2016513812A (ja) 2016-05-16
EP2965315B1 (en) 2019-04-24
CN105009209B (zh) 2019-12-20
EP3537437B1 (en) 2021-04-14
EP2965315A1 (en) 2016-01-13
HUE054780T2 (hu) 2021-09-28
JP7427752B2 (ja) 2024-02-05
JP7179812B2 (ja) 2022-11-29
HRP20231248T1 (hr) 2024-02-02
CN111179954A (zh) 2020-05-19
RU2638744C2 (ru) 2017-12-15
PH12015501575B1 (en) 2015-10-05
HK1212088A1 (en) 2016-06-03
CN105009209A (zh) 2015-10-28

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