AR101342A1 - Aparato y método de selección de modo de generación de ruido confortable - Google Patents

Aparato y método de selección de modo de generación de ruido confortable

Info

Publication number
AR101342A1
AR101342A1 ARP150102396A ARP150102396A AR101342A1 AR 101342 A1 AR101342 A1 AR 101342A1 AR P150102396 A ARP150102396 A AR P150102396A AR P150102396 A ARP150102396 A AR P150102396A AR 101342 A1 AR101342 A1 AR 101342A1
Authority
AR
Argentina
Prior art keywords
noise generation
comfortable noise
generation mode
mode selection
selection method
Prior art date
Application number
ARP150102396A
Other languages
English (en)
Inventor
Reuschl Stefan
Neukam Christian
Jaegers Wolfgang
Dietz Martin
Ravelli Emmanuel
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 AR101342A1 publication Critical patent/AR101342A1/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
    • G10L19/012—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
    • 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
    • G10L19/04—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
    • G10L19/18—Vocoders using multiple modes
    • G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
    • 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

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)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)

Abstract

Se provee un aparato para codificar información de audio. El aparato para codificar información de audio comprende un selector (110) para seleccionar un modo de generación de ruido confortable de dos o más modos de generación de ruido confortable de acuerdo a un ruido de fondo característico de una señal de entrada de audio, y una unidad de codificación (120) para codificar la información de audio en tanto la información de audio comprende información de modo que indica el modo de generación de ruido confortable seleccionado.
ARP150102396A 2014-07-28 2015-07-28 Aparato y método de selección de modo de generación de ruido confortable AR101342A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP14178782.0A EP2980790A1 (en) 2014-07-28 2014-07-28 Apparatus and method for comfort noise generation mode selection

Publications (1)

Publication Number Publication Date
AR101342A1 true AR101342A1 (es) 2016-12-14

Family

ID=51224868

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP150102396A AR101342A1 (es) 2014-07-28 2015-07-28 Aparato y método de selección de modo de generación de ruido confortable

Country Status (18)

Country Link
US (3) US10089993B2 (es)
EP (3) EP2980790A1 (es)
JP (3) JP6494740B2 (es)
KR (1) KR102008488B1 (es)
CN (2) CN113140224B (es)
AR (1) AR101342A1 (es)
AU (1) AU2015295679B2 (es)
CA (1) CA2955757C (es)
ES (1) ES2802373T3 (es)
MX (1) MX360556B (es)
MY (1) MY181456A (es)
PL (1) PL3175447T3 (es)
PT (1) PT3175447T (es)
RU (1) RU2696466C2 (es)
SG (1) SG11201700688RA (es)
TW (1) TWI587287B (es)
WO (1) WO2016016013A1 (es)
ZA (1) ZA201701285B (es)

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Also Published As

Publication number Publication date
PT3175447T (pt) 2020-07-28
CN106663436A (zh) 2017-05-10
EP3175447B1 (en) 2020-05-06
MX2017001237A (es) 2017-03-14
JP6494740B2 (ja) 2019-04-03
JP2017524157A (ja) 2017-08-24
JP6859379B2 (ja) 2021-04-14
EP3706120A1 (en) 2020-09-09
US10089993B2 (en) 2018-10-02
KR102008488B1 (ko) 2019-08-08
CA2955757C (en) 2019-04-30
RU2017105449A (ru) 2018-08-28
ES2802373T3 (es) 2021-01-19
PL3175447T3 (pl) 2020-11-02
JP2019124951A (ja) 2019-07-25
US12009000B2 (en) 2024-06-11
TW201606752A (zh) 2016-02-16
US20190027154A1 (en) 2019-01-24
MY181456A (en) 2020-12-22
ZA201701285B (en) 2018-05-30
RU2017105449A3 (es) 2018-08-28
MX360556B (es) 2018-11-07
JP2021113976A (ja) 2021-08-05
EP3175447A1 (en) 2017-06-07
SG11201700688RA (en) 2017-02-27
RU2696466C2 (ru) 2019-08-01
CN113140224A (zh) 2021-07-20
CA2955757A1 (en) 2016-02-04
CN113140224B (zh) 2024-02-27
US20220208201A1 (en) 2022-06-30
AU2015295679B2 (en) 2017-12-21
CN106663436B (zh) 2021-03-30
US11250864B2 (en) 2022-02-15
US20170140765A1 (en) 2017-05-18
JP7258936B2 (ja) 2023-04-17
KR20170037649A (ko) 2017-04-04
EP2980790A1 (en) 2016-02-03
BR112017001394A2 (pt) 2017-11-21
TWI587287B (zh) 2017-06-11
WO2016016013A1 (en) 2016-02-04
AU2015295679A1 (en) 2017-02-16

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