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MX2016004921A - Concepto para la comprension combinada del rango dinamico y prevencion guiada de recortes para dispositivos de audio. - Google Patents

Concepto para la comprension combinada del rango dinamico y prevencion guiada de recortes para dispositivos de audio.

Info

Publication number
MX2016004921A
MX2016004921A MX2016004921A MX2016004921A MX2016004921A MX 2016004921 A MX2016004921 A MX 2016004921A MX 2016004921 A MX2016004921 A MX 2016004921A MX 2016004921 A MX2016004921 A MX 2016004921A MX 2016004921 A MX2016004921 A MX 2016004921A
Authority
MX
Mexico
Prior art keywords
audio
dynamic range
concept
bitstream
clipping prevention
Prior art date
Application number
MX2016004921A
Other languages
English (en)
Other versions
MX358483B (es
Inventor
Bernhard Neugebauer
Christian Uhle
Fabian Küch
Arne Borsum
Michael Kratschmer
Michael Meier
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 MX2016004921A publication Critical patent/MX2016004921A/es
Publication of MX358483B publication Critical patent/MX358483B/es

Links

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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • G10L19/16—Vocoder architecture
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • 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
    • G10L21/0324—Details of processing therefor
    • G10L21/034—Automatic adjustment
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16—Sound input; Sound output
    • G06F3/165—Management of the audio stream, e.g. setting of volume, audio stream path
    • 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
    • G10L19/018—Audio watermarking, i.e. embedding inaudible data in the audio signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude
    • H03G11/008—Limiting amplitude; Limiting rate of change of amplitude of digital or coded signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/005—Combinations of two or more types of control, e.g. gain control and tone control of digital or coded signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)

Abstract

La invención proporciona un concepto para la compresión combinada de rango dinámico y la prevención guiada de recortes para dispositivos de audio. Un decodificador de audio para decodificar una corriente de bits de audio y una corriente de bits de metadatos relacionada con la corriente de bits de audio de acuerdo con el concepto comprende una cadena de procesamiento de audio configurada para recibir una señal de audio decodificada derivada de la corriente de bits de audio y para ajustar las características de la señal de audio a fin de producir una señal de salida de audio, la cadena de ajuste de audio comprende una pluralidad de etapas de ajuste que incluyen una etapa de control de rango dinámico para ajustar el rango dinámico de la señal de salida de audio y una etapa de prevención guiada de recortes para prevenir los recortes en la señal de salida de audio; y un decodificador de metadatos configurado para recibir la corriente de bits de metadatos y para extraer secuencias de ganancia de control de rango dinámico y secuencias de ganancia de prevención guiada de recortes de la corriente de bits de metadatos, al menos una parte de las secuencias de ganancia de control de rango dinámico se proporciona a la etapa de control de rango dinámico, y al menos una parte de las secuencias de ganancia de prevención guiada de recortes se proporciona a la etapa de prevención guiada de recortes.
MX2016004921A 2013-10-22 2014-10-20 Concepto para la comprensión combinada del rango dinámico y prevención guiada de recortes para dispositivos de audio. MX358483B (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP13189754 2013-10-22
PCT/EP2014/072431 WO2015059087A1 (en) 2013-10-22 2014-10-20 Concept for combined dynamic range compression and guided clipping prevention for audio devices

Publications (2)

Publication Number Publication Date
MX2016004921A true MX2016004921A (es) 2016-07-11
MX358483B MX358483B (es) 2018-08-22

Family

ID=49447470

Family Applications (2)

Application Number Title Priority Date Filing Date
MX2018007761A MX383498B (es) 2013-10-22 2014-10-20 Concepto para la compresion combinada del rango dinamico y prevencion guiada de recortes para dispositivos de audio
MX2016004921A MX358483B (es) 2013-10-22 2014-10-20 Concepto para la comprensión combinada del rango dinámico y prevención guiada de recortes para dispositivos de audio.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
MX2018007761A MX383498B (es) 2013-10-22 2014-10-20 Concepto para la compresion combinada del rango dinamico y prevencion guiada de recortes para dispositivos de audio

Country Status (20)

Country Link
US (6) US11170795B2 (es)
EP (6) EP3522157B1 (es)
JP (2) JP6588899B2 (es)
KR (1) KR101882898B1 (es)
CN (2) CN105814630B (es)
AR (2) AR098153A1 (es)
AU (1) AU2014339086B2 (es)
BR (1) BR112016008933B1 (es)
CA (6) CA3262077A1 (es)
ES (3) ES2732304T3 (es)
MX (2) MX383498B (es)
MY (1) MY181977A (es)
PL (3) PL3951778T3 (es)
PT (2) PT3522157T (es)
RU (1) RU2659490C2 (es)
SG (1) SG11201603116XA (es)
TR (1) TR201908748T4 (es)
TW (1) TWI571865B (es)
WO (1) WO2015059087A1 (es)
ZA (1) ZA201603299B (es)

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Also Published As

Publication number Publication date
EP3951778B1 (en) 2025-08-27
EP3061090B1 (en) 2019-04-17
JP6768735B2 (ja) 2020-10-14
CA3262112A1 (en) 2025-02-28
US20210166707A1 (en) 2021-06-03
US20240363130A1 (en) 2024-10-31
CN105814630B (zh) 2020-04-28
EP4629236A2 (en) 2025-10-08
JP6588899B2 (ja) 2019-10-09
EP4618078A2 (en) 2025-09-17
CN105814630A (zh) 2016-07-27
AR098153A1 (es) 2016-05-04
PL3522157T3 (pl) 2022-02-07
EP4629236A3 (en) 2025-12-17
CA3262102A1 (en) 2025-03-25
EP3951778A1 (en) 2022-02-09
RU2016119525A (ru) 2017-11-28
ZA201603299B (en) 2017-11-29
EP4618078A3 (en) 2025-12-10
SG11201603116XA (en) 2016-05-30
US20240363128A1 (en) 2024-10-31
AU2014339086A1 (en) 2016-06-02
ES2732304T3 (es) 2019-11-21
PL3061090T3 (pl) 2019-09-30
KR20160072255A (ko) 2016-06-22
WO2015059087A1 (en) 2015-04-30
EP4625411A3 (en) 2025-12-10
US20240363129A1 (en) 2024-10-31
MX358483B (es) 2018-08-22
EP3951778C0 (en) 2025-08-27
MY181977A (en) 2021-01-18
EP3522157B1 (en) 2021-09-22
KR101882898B1 (ko) 2018-07-27
BR112016008933A2 (es) 2017-08-01
TW201521012A (zh) 2015-06-01
RU2659490C2 (ru) 2018-07-02
CA3262089A1 (en) 2025-03-25
US11170795B2 (en) 2021-11-09
PT3522157T (pt) 2021-12-03
BR112016008933B1 (pt) 2023-01-31
AR115941A2 (es) 2021-03-17
ES2900065T3 (es) 2022-03-15
CN111580772B (zh) 2023-09-26
CA2927664A1 (en) 2015-04-30
TWI571865B (zh) 2017-02-21
JP2016538587A (ja) 2016-12-08
CA3262077A1 (en) 2025-02-28
US20230134916A1 (en) 2023-05-04
CA3262095A1 (en) 2025-04-02
ES3044157T3 (en) 2025-11-26
US20160240204A1 (en) 2016-08-18
US12051432B2 (en) 2024-07-30
EP3522157A1 (en) 2019-08-07
AU2014339086B2 (en) 2017-12-21
PL3951778T3 (pl) 2026-01-19
EP3061090A1 (en) 2016-08-31
MX383498B (es) 2025-03-14
CN111580772A (zh) 2020-08-25
PT3061090T (pt) 2019-07-11
EP4625411A2 (en) 2025-10-01
TR201908748T4 (tr) 2019-07-22
US11551703B2 (en) 2023-01-10
JP2018151639A (ja) 2018-09-27

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