MX2019011515A - Aparato y método para determinar una característica predeterminada relacionada a un procesamiento de mejora espectral de una señal de audio. - Google Patents

Aparato y método para determinar una característica predeterminada relacionada a un procesamiento de mejora espectral de una señal de audio.

Info

Publication number
MX2019011515A
MX2019011515A MX2019011515A MX2019011515A MX2019011515A MX 2019011515 A MX2019011515 A MX 2019011515A MX 2019011515 A MX2019011515 A MX 2019011515A MX 2019011515 A MX2019011515 A MX 2019011515A MX 2019011515 A MX2019011515 A MX 2019011515A
Authority
MX
Mexico
Prior art keywords
audio signal
determining
predetermined characteristic
enhancement processing
characteristic related
Prior art date
Application number
MX2019011515A
Other languages
English (en)
Inventor
Herre Jürgen
Hellmuth Oliver
Disch Sascha
Gampp Patrick
Uhle Christian
Karampourniotis Antonios
havenstein Julia
Prokein Peter
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 MX2019011515A publication Critical patent/MX2019011515A/es

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Classifications

    • 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
    • G10L19/0208—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
    • 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
    • G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
    • 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
    • G10L19/04—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 predictive techniques
    • G10L19/26—Pre-filtering or post-filtering
    • 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
    • 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
    • G10L25/18—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 spectral information of each sub-band
    • 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
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/69—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for evaluating synthetic or decoded voice signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Auxiliary Devices For Music (AREA)
  • Stereophonic System (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Circuit For Audible Band Transducer (AREA)

Abstract

Un aparato para determinar una característica predeterminada relacionada con un procesamiento de mejora espectral de una señal de audio comprende un derivador configurado para obtener un espectro de la señal de audio y derivar una señal máxima local del espectro. El aparato comprende un determinador configurado para determinar una similitud entre segmentos de la señal máxima local y comprende un procesador para proporcionar una información que indica que la señal de audio comprende la característica predeterminada dependiente de una evaluación de la similitud.
MX2019011515A 2017-03-31 2018-03-29 Aparato y método para determinar una característica predeterminada relacionada a un procesamiento de mejora espectral de una señal de audio. MX2019011515A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP17164360 2017-03-31
EP17189988.3A EP3382704A1 (en) 2017-03-31 2017-09-07 Apparatus and method for determining a predetermined characteristic related to a spectral enhancement processing of an audio signal
PCT/EP2018/025083 WO2018177612A1 (en) 2017-03-31 2018-03-29 Apparatus and method for determining a predetermined characteristic related to a spectral enhancement processing of an audio signal

Publications (1)

Publication Number Publication Date
MX2019011515A true MX2019011515A (es) 2019-12-19

Family

ID=58632740

Family Applications (3)

Application Number Title Priority Date Filing Date
MX2019011515A MX2019011515A (es) 2017-03-31 2018-03-29 Aparato y método para determinar una característica predeterminada relacionada a un procesamiento de mejora espectral de una señal de audio.
MX2019011519A MX2019011519A (es) 2017-03-31 2018-03-29 Aparato y método para determinar un característica relacionada a un procesamiento de limitación de ancho de banda artificial de una señal de audio.
MX2019011522A MX2019011522A (es) 2017-03-31 2018-03-29 Aparato y métodos para procesar una señal de audio.

Family Applications After (2)

Application Number Title Priority Date Filing Date
MX2019011519A MX2019011519A (es) 2017-03-31 2018-03-29 Aparato y método para determinar un característica relacionada a un procesamiento de limitación de ancho de banda artificial de una señal de audio.
MX2019011522A MX2019011522A (es) 2017-03-31 2018-03-29 Aparato y métodos para procesar una señal de audio.

Country Status (13)

Country Link
US (3) US20200020347A1 (es)
EP (6) EP3382704A1 (es)
JP (4) JP6896881B2 (es)
KR (3) KR102563915B1 (es)
CN (3) CN110832582B (es)
AU (4) AU2018246837B2 (es)
BR (3) BR112019020523A2 (es)
CA (3) CA3057739A1 (es)
ES (3) ES2933500T3 (es)
MX (3) MX2019011515A (es)
PL (3) PL3602553T3 (es)
RU (3) RU2719543C1 (es)
WO (3) WO2018177611A1 (es)

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CN113299313B (zh) * 2021-01-28 2024-03-26 维沃移动通信有限公司 音频处理方法、装置及电子设备
CN115472171A (zh) * 2021-06-11 2022-12-13 华为技术有限公司 编解码方法、装置、设备、存储介质及计算机程序
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Also Published As

Publication number Publication date
EP3382702A1 (en) 2018-10-03
AU2018241963B2 (en) 2021-08-12
EP3602553A1 (en) 2020-02-05
CA3058353C (en) 2023-03-07
KR102517285B1 (ko) 2023-04-03
JP7059301B2 (ja) 2022-04-25
EP3382703A1 (en) 2018-10-03
AU2018246837A1 (en) 2019-10-17
RU2733278C1 (ru) 2020-10-01
ES2933500T3 (es) 2023-02-09
WO2018177610A1 (en) 2018-10-04
MX2019011522A (es) 2019-12-19
KR20190134708A (ko) 2019-12-04
CA3057897A1 (en) 2018-10-04
WO2018177612A1 (en) 2018-10-04
CA3057739A1 (en) 2018-10-04
BR112019020578A2 (pt) 2020-05-19
PL3602553T3 (pl) 2022-08-22
EP3602552B1 (en) 2022-07-20
US11170794B2 (en) 2021-11-09
MX2019011519A (es) 2019-12-19
KR102426636B1 (ko) 2022-07-29
EP3382704A1 (en) 2018-10-03
AU2021203677B2 (en) 2022-10-13
EP3602555B1 (en) 2022-10-12
PL3602555T3 (pl) 2023-05-08
CN110870007B (zh) 2023-10-13
RU2733533C1 (ru) 2020-10-05
BR112019020523A2 (pt) 2020-05-05
CA3058353A1 (en) 2018-10-04
US20200020347A1 (en) 2020-01-16
RU2719543C1 (ru) 2020-04-21
CN110914902B (zh) 2023-10-03
BR112019020357A2 (pt) 2020-04-28
WO2018177611A1 (en) 2018-10-04
KR20190134707A (ko) 2019-12-04
PL3602552T3 (pl) 2022-11-21
CN110870007A (zh) 2020-03-06
JP2020512594A (ja) 2020-04-23
CN110832582B (zh) 2023-10-24
EP3602552A1 (en) 2020-02-05
AU2018246837B2 (en) 2020-12-24
ES2927808T3 (es) 2022-11-11
AU2018246838A1 (en) 2019-10-24
AU2018241963A1 (en) 2019-10-24
CN110914902A (zh) 2020-03-24
KR20190134709A (ko) 2019-12-04
EP3602553B1 (en) 2022-04-27
AU2021203677A1 (en) 2021-07-01
US20200020346A1 (en) 2020-01-16
EP3602553B8 (en) 2022-11-02
EP3602555B8 (en) 2023-06-14
CN110832582A (zh) 2020-02-21
JP2022097514A (ja) 2022-06-30
JP7455890B2 (ja) 2024-03-26
ES2923098T3 (es) 2022-09-23
JP2020512593A (ja) 2020-04-23
EP3602555A1 (en) 2020-02-05
JP2020512591A (ja) 2020-04-23
JP6968191B2 (ja) 2021-11-17
KR102563915B1 (ko) 2023-08-04
JP6896881B2 (ja) 2021-06-30
US20200027474A1 (en) 2020-01-23
CA3057897C (en) 2022-05-17

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