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MX2016010339A - Generacion de ruido de confort. - Google Patents

Generacion de ruido de confort.

Info

Publication number
MX2016010339A
MX2016010339A MX2016010339A MX2016010339A MX2016010339A MX 2016010339 A MX2016010339 A MX 2016010339A MX 2016010339 A MX2016010339 A MX 2016010339A MX 2016010339 A MX2016010339 A MX 2016010339A MX 2016010339 A MX2016010339 A MX 2016010339A
Authority
MX
Mexico
Prior art keywords
comfort noise
noise generation
generation
exploiting
apparatuses
Prior art date
Application number
MX2016010339A
Other languages
English (en)
Other versions
MX353120B (es
Inventor
Eriksson Anders
Original Assignee
ERICSSON TELEFON AB L M (publ)
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 ERICSSON TELEFON AB L M (publ) filed Critical ERICSSON TELEFON AB L M (publ)
Publication of MX2016010339A publication Critical patent/MX2016010339A/es
Publication of MX353120B publication Critical patent/MX353120B/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
    • G10L19/008—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
    • G10L19/02—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
    • G10L19/03—Spectral prediction for preventing pre-echo; Temporary noise shaping [TNS], e.g. in MPEG2 or MPEG4
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Noise Elimination (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)

Abstract

Se describen aparatos, arreglos y métodos de los mismos para la generación de ruido de confort. En corto, la solución se relaciona con la explotación de la coherencia espacial de múltiples canales de entrada de audio con el fin de generar ruido de confort multicanal de alta calidad.
MX2016010339A 2014-02-14 2014-02-14 Generación de ruido de confort. MX353120B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE2014/050179 WO2015122809A1 (en) 2014-02-14 2014-02-14 Comfort noise generation

Publications (2)

Publication Number Publication Date
MX2016010339A true MX2016010339A (es) 2016-11-11
MX353120B MX353120B (es) 2017-12-20

Family

ID=50193566

Family Applications (2)

Application Number Title Priority Date Filing Date
MX2016010339A MX353120B (es) 2014-02-14 2014-02-14 Generación de ruido de confort.
MX2017016769A MX367544B (es) 2014-02-14 2014-02-14 Generación de ruido de confort.

Family Applications After (1)

Application Number Title Priority Date Filing Date
MX2017016769A MX367544B (es) 2014-02-14 2014-02-14 Generación de ruido de confort.

Country Status (6)

Country Link
US (4) US10861470B2 (es)
EP (2) EP3105755B1 (es)
BR (1) BR112016018510B1 (es)
ES (1) ES2687617T3 (es)
MX (2) MX353120B (es)
WO (1) WO2015122809A1 (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX353120B (es) * 2014-02-14 2017-12-20 Ericsson Telefon Ab L M Generación de ruido de confort.
US10542153B2 (en) * 2017-08-03 2020-01-21 Bose Corporation Multi-channel residual echo suppression
US10594869B2 (en) 2017-08-03 2020-03-17 Bose Corporation Mitigating impact of double talk for residual echo suppressors
US10863269B2 (en) 2017-10-03 2020-12-08 Bose Corporation Spatial double-talk detector
EP4636757A3 (en) 2018-04-05 2025-12-31 Telefonaktiebolaget LM Ericsson (publ) SUPPORT FOR GENERATION OF COMFORT NOISE, AND GENERATION OF COMFORT NOISE
ES2956797T3 (es) 2018-06-28 2023-12-28 Ericsson Telefon Ab L M Determinación de parámetros de ruido de confort adaptable
US10964305B2 (en) 2019-05-20 2021-03-30 Bose Corporation Mitigating impact of double talk for residual echo suppressors
US12531072B2 (en) 2020-06-11 2026-01-20 Dolby Laboratories Licensing Corporation Methods and devices for encoding and/or decoding spatial background noise within a multi-channel input signal
GB2596138A (en) 2020-06-19 2021-12-22 Nokia Technologies Oy Decoder spatial comfort noise generation for discontinuous transmission operation
EP4528727A3 (en) 2020-07-07 2025-05-14 Telefonaktiebolaget LM Ericsson (publ) Multi-mode spatial audio dtx
CA3190884A1 (en) * 2020-08-31 2022-03-03 Jan Frederik KIENE Multi-channel signal generator, audio encoder and related methods relying on a mixing noise signal
CA3215225A1 (en) * 2021-04-29 2022-11-03 Vladimir Malenovsky Method and device for multi-channel comfort noise injection in a decoded sound signal
AU2023355540A1 (en) * 2022-10-05 2025-02-20 Telefonaktiebolaget Lm Ericsson (Publ) Coherence calculation for stereo discontinuous transmission (dtx)
GB2626335A (en) * 2023-01-18 2024-07-24 Nokia Technologies Oy Acoustic echo cancellation

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6577862B1 (en) * 1999-12-23 2003-06-10 Ericsson Inc. System and method for providing comfort noise in a mobile communication network
US7698008B2 (en) * 2005-09-08 2010-04-13 Apple Inc. Content-based audio comparisons
US20080004870A1 (en) 2006-06-30 2008-01-03 Chi-Min Liu Method of detecting for activating a temporal noise shaping process in coding audio signals
ATE496365T1 (de) 2006-08-15 2011-02-15 Dolby Lab Licensing Corp Arbiträre formung einer temporären rauschhüllkurve ohne nebeninformation
US8428957B2 (en) 2007-08-24 2013-04-23 Qualcomm Incorporated Spectral noise shaping in audio coding based on spectral dynamics in frequency sub-bands
FR2950461B1 (fr) * 2009-09-22 2011-10-21 Parrot Procede de filtrage optimise des bruits non stationnaires captes par un dispositif audio multi-microphone, notamment un dispositif telephonique "mains libres" pour vehicule automobile
CN102859591B (zh) * 2010-04-12 2015-02-18 瑞典爱立信有限公司 用于语音编码器中的噪声消除的方法和装置
US8589153B2 (en) * 2011-06-28 2013-11-19 Microsoft Corporation Adaptive conference comfort noise
CN104050969A (zh) * 2013-03-14 2014-09-17 杜比实验室特许公司 空间舒适噪声
US10204614B2 (en) * 2013-05-31 2019-02-12 Nokia Technologies Oy Audio scene apparatus
MX353120B (es) * 2014-02-14 2017-12-20 Ericsson Telefon Ab L M Generación de ruido de confort.

Also Published As

Publication number Publication date
US20240185866A1 (en) 2024-06-06
EP3244404B1 (en) 2018-06-20
BR112016018510B1 (pt) 2022-05-31
WO2015122809A1 (en) 2015-08-20
US20170047072A1 (en) 2017-02-16
US20220351738A1 (en) 2022-11-03
MX353120B (es) 2017-12-20
US10861470B2 (en) 2020-12-08
US11423915B2 (en) 2022-08-23
ES2687617T3 (es) 2018-10-26
EP3244404A1 (en) 2017-11-15
EP3105755B1 (en) 2017-07-26
US20210166703A1 (en) 2021-06-03
BR112016018510A2 (es) 2017-08-08
MX367544B (es) 2019-08-27
EP3105755A1 (en) 2016-12-21
US11817109B2 (en) 2023-11-14

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