MX2017001237A - Aparato y metodo de seleccion de modo de generacion de ruido confortable. - Google Patents

Aparato y metodo de seleccion de modo de generacion de ruido confortable.

Info

Publication number
MX2017001237A
MX2017001237A MX2017001237A MX2017001237A MX2017001237A MX 2017001237 A MX2017001237 A MX 2017001237A MX 2017001237 A MX2017001237 A MX 2017001237A MX 2017001237 A MX2017001237 A MX 2017001237A MX 2017001237 A MX2017001237 A MX 2017001237A
Authority
MX
Mexico
Prior art keywords
noise generation
comfort noise
generation mode
mode selection
encoding
Prior art date
Application number
MX2017001237A
Other languages
English (en)
Other versions
MX360556B (es
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=51224868&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=MX2017001237(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of MX2017001237A publication Critical patent/MX2017001237A/es
Publication of MX360556B publication Critical patent/MX360556B/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)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (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 informacion de audio. El aparato para codificar informacion de audio comprende un selector (110) para seleccionar un modo de generacion de ruido confortable de dos o mas modos de generacion de ruido confortable de acuerdo a un ruido de fondo caracteristico de una senal de entrada de audio, y una unidad de codificacion (120) para codificar la informacion de audio, en tanto la informacion de audio comprende informacion de modo que indica el modo de generacion de ruido confortable seleccionado.
MX2017001237A 2014-07-28 2015-07-16 Aparato y metodo de seleccion de modo de generacion de ruido confortable. MX360556B (es)

Applications Claiming Priority (2)

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
PCT/EP2015/066323 WO2016016013A1 (en) 2014-07-28 2015-07-16 Apparatus and method for comfort noise generation mode selection

Publications (2)

Publication Number Publication Date
MX2017001237A true MX2017001237A (es) 2017-03-14
MX360556B MX360556B (es) 2018-11-07

Family

ID=51224868

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2017001237A MX360556B (es) 2014-07-28 2015-07-16 Aparato y metodo de seleccion de modo de generacion 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) CN106663436B (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
AR101342A1 (es) 2016-12-14
RU2017105449A (ru) 2018-08-28
CN113140224A (zh) 2021-07-20
TWI587287B (zh) 2017-06-11
JP6494740B2 (ja) 2019-04-03
US12009000B2 (en) 2024-06-11
EP3175447A1 (en) 2017-06-07
EP3175447B1 (en) 2020-05-06
US20220208201A1 (en) 2022-06-30
JP2017524157A (ja) 2017-08-24
US20190027154A1 (en) 2019-01-24
US11250864B2 (en) 2022-02-15
JP7258936B2 (ja) 2023-04-17
US20170140765A1 (en) 2017-05-18
WO2016016013A1 (en) 2016-02-04
RU2017105449A3 (es) 2018-08-28
PT3175447T (pt) 2020-07-28
BR112017001394A2 (pt) 2017-11-21
RU2696466C2 (ru) 2019-08-01
MY181456A (en) 2020-12-22
CA2955757A1 (en) 2016-02-04
KR102008488B1 (ko) 2019-08-08
CN106663436A (zh) 2017-05-10
JP2021113976A (ja) 2021-08-05
TW201606752A (zh) 2016-02-16
EP3706120A1 (en) 2020-09-09
JP2019124951A (ja) 2019-07-25
CN113140224B (zh) 2024-02-27
PL3175447T3 (pl) 2020-11-02
JP6859379B2 (ja) 2021-04-14
US10089993B2 (en) 2018-10-02
ES2802373T3 (es) 2021-01-19
KR20170037649A (ko) 2017-04-04
EP2980790A1 (en) 2016-02-03
ZA201701285B (en) 2018-05-30
AU2015295679B2 (en) 2017-12-21
CA2955757C (en) 2019-04-30
SG11201700688RA (en) 2017-02-27
CN106663436B (zh) 2021-03-30
MX360556B (es) 2018-11-07
AU2015295679A1 (en) 2017-02-16

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