BR112015014217A2 - adição de ruído de conforto para modelagem do ruído de fundo em baixas taxas de bits - Google Patents

adição de ruído de conforto para modelagem do ruído de fundo em baixas taxas de bits

Info

Publication number
BR112015014217A2
BR112015014217A2 BR112015014217A BR112015014217A BR112015014217A2 BR 112015014217 A2 BR112015014217 A2 BR 112015014217A2 BR 112015014217 A BR112015014217 A BR 112015014217A BR 112015014217 A BR112015014217 A BR 112015014217A BR 112015014217 A2 BR112015014217 A2 BR 112015014217A2
Authority
BR
Brazil
Prior art keywords
noise
low bitrate
modeling
added comfort
background noise
Prior art date
Application number
BR112015014217A
Other languages
English (en)
Other versions
BR112015014217B1 (pt
Inventor
Martin Dietz
Stefan Dohla
Guillaume Fuchs
Jérémie Lecomte
Anthony Lombard
Emmanuel Ravelli
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 BR112015014217A2 publication Critical patent/BR112015014217A2/pt
Publication of BR112015014217B1 publication Critical patent/BR112015014217B1/pt

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/012Comfort noise or silence coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Noise Elimination (AREA)
BR112015014217-6A 2012-12-21 2013-12-19 Adição de ruído de conforto para modelagem do ruído de fundo em baixas taxas de bits BR112015014217B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261740883P 2012-12-21 2012-12-21
US61/740,883 2012-12-21
PCT/EP2013/077527 WO2014096280A1 (en) 2012-12-21 2013-12-19 Comfort noise addition for modeling background noise at low bit-rates

Publications (2)

Publication Number Publication Date
BR112015014217A2 true BR112015014217A2 (pt) 2018-06-26
BR112015014217B1 BR112015014217B1 (pt) 2021-11-03

Family

ID=49883094

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015014217-6A BR112015014217B1 (pt) 2012-12-21 2013-12-19 Adição de ruído de conforto para modelagem do ruído de fundo em baixas taxas de bits

Country Status (20)

Country Link
US (3) US10147432B2 (pt)
EP (1) EP2936486B1 (pt)
JP (3) JP6335190B2 (pt)
KR (2) KR101692659B1 (pt)
CN (2) CN111145767B (pt)
AR (1) AR094279A1 (pt)
AU (1) AU2013366552B2 (pt)
BR (1) BR112015014217B1 (pt)
CA (2) CA2895391C (pt)
ES (1) ES2688021T3 (pt)
HK (1) HK1217244A1 (pt)
MX (1) MX366279B (pt)
MY (1) MY178710A (pt)
PL (1) PL2936486T3 (pt)
PT (1) PT2936486T (pt)
RU (1) RU2633107C2 (pt)
SG (1) SG11201504899XA (pt)
TW (1) TWI553629B (pt)
WO (1) WO2014096280A1 (pt)
ZA (1) ZA201505191B (pt)

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Also Published As

Publication number Publication date
US20200013417A1 (en) 2020-01-09
WO2014096280A1 (en) 2014-06-26
JP6335190B2 (ja) 2018-05-30
CA2948015A1 (en) 2014-06-26
SG11201504899XA (en) 2015-07-30
KR102167541B1 (ko) 2020-10-19
TWI553629B (zh) 2016-10-11
KR20150107751A (ko) 2015-09-23
EP2936486A1 (en) 2015-10-28
CA2895391C (en) 2019-08-06
EP2936486B1 (en) 2018-07-18
JP2016500453A (ja) 2016-01-12
ZA201505191B (en) 2016-07-27
CN105210148B (zh) 2020-06-30
JP6849619B2 (ja) 2021-03-24
HK1217244A1 (zh) 2016-12-30
RU2015129782A (ru) 2017-01-27
CA2895391A1 (en) 2014-06-26
JP2018084834A (ja) 2018-05-31
JP2021092816A (ja) 2021-06-17
RU2633107C2 (ru) 2017-10-11
AU2013366552B2 (en) 2017-03-02
TW201432671A (zh) 2014-08-16
MY178710A (en) 2020-10-20
US10339941B2 (en) 2019-07-02
ES2688021T3 (es) 2018-10-30
CN105210148A (zh) 2015-12-30
PL2936486T3 (pl) 2018-12-31
AR094279A1 (es) 2015-07-22
AU2013366552A1 (en) 2015-07-16
US20150364144A1 (en) 2015-12-17
US10147432B2 (en) 2018-12-04
BR112015014217B1 (pt) 2021-11-03
KR101692659B1 (ko) 2017-01-03
CA2948015C (en) 2018-03-20
PT2936486T (pt) 2018-10-19
US10789963B2 (en) 2020-09-29
JP7297803B2 (ja) 2023-06-26
MX366279B (es) 2019-07-03
US20180342253A1 (en) 2018-11-29
MX2015007854A (es) 2016-02-05
CN111145767A (zh) 2020-05-12
CN111145767B (zh) 2023-07-25
KR20170001751A (ko) 2017-01-04

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B09A Decision: intention to grant [chapter 9.1 patent gazette]
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