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AR094679A1 - Llenado con ruido en codificación de audio por transformada perceptual - Google Patents

Llenado con ruido en codificación de audio por transformada perceptual

Info

Publication number
AR094679A1
AR094679A1 ARP140100295A ARP140100295A AR094679A1 AR 094679 A1 AR094679 A1 AR 094679A1 AR P140100295 A ARP140100295 A AR P140100295A AR P140100295 A ARP140100295 A AR P140100295A AR 094679 A1 AR094679 A1 AR 094679A1
Authority
AR
Argentina
Prior art keywords
perceptual
filling
noise
audio coding
transformed audio
Prior art date
Application number
ARP140100295A
Other languages
English (en)
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 AR094679A1 publication Critical patent/AR094679A1/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
    • G10L19/02—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
    • G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
    • 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
    • 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
    • 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
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Noise Elimination (AREA)
  • Stereophonic System (AREA)

Abstract

Se mejora el llenado con ruido en los códecs de audio por transformada perceptual mediante la ejecución del llenado con ruido con una inclinación espectralmente global, en lugar de hacerlo en forma espectralmente plana.
ARP140100295A 2013-01-29 2014-01-29 Llenado con ruido en codificación de audio por transformada perceptual AR094679A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201361758209P 2013-01-29 2013-01-29

Publications (1)

Publication Number Publication Date
AR094679A1 true AR094679A1 (es) 2015-08-19

Family

ID=50029035

Family Applications (2)

Application Number Title Priority Date Filing Date
ARP140100295A AR094679A1 (es) 2013-01-29 2014-01-29 Llenado con ruido en codificación de audio por transformada perceptual
ARP140100294A AR094678A1 (es) 2013-01-29 2014-01-29 Concepto de llenado con ruido

Family Applications After (1)

Application Number Title Priority Date Filing Date
ARP140100294A AR094678A1 (es) 2013-01-29 2014-01-29 Concepto de llenado con ruido

Country Status (20)

Country Link
US (4) US9524724B2 (es)
EP (6) EP3693962B1 (es)
JP (2) JP6158352B2 (es)
KR (6) KR101926651B1 (es)
CN (5) CN105190749B (es)
AR (2) AR094679A1 (es)
AU (2) AU2014211544B2 (es)
BR (2) BR112015017633B1 (es)
CA (2) CA2898024C (es)
ES (6) ES2988974T3 (es)
MX (2) MX345160B (es)
MY (2) MY172238A (es)
PL (6) PL3761312T3 (es)
PT (4) PT2951817T (es)
RU (2) RU2631988C2 (es)
SG (2) SG11201505915YA (es)
TR (2) TR201902849T4 (es)
TW (2) TWI529700B (es)
WO (2) WO2014118175A1 (es)
ZA (2) ZA201506266B (es)

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Also Published As

Publication number Publication date
ES2709360T3 (es) 2019-04-16
EP3693962C0 (en) 2024-07-10
CA2898024C (en) 2018-09-11
PT3451334T (pt) 2020-06-29
US11031022B2 (en) 2021-06-08
WO2014118176A1 (en) 2014-08-07
RU2660605C2 (ru) 2018-07-06
CN110189760A (zh) 2019-08-30
AU2014211543A1 (en) 2015-08-20
ES2714289T3 (es) 2019-05-28
BR112015017633B1 (pt) 2021-02-23
EP3761312A1 (en) 2021-01-06
EP3471093A1 (en) 2019-04-17
MX2015009600A (es) 2015-11-25
CN105190749B (zh) 2019-06-11
PL2951818T3 (pl) 2019-05-31
CN110197667A (zh) 2019-09-03
PT2951818T (pt) 2019-02-25
EP2951817B1 (en) 2018-12-05
ZA201506266B (en) 2017-11-29
MY172238A (en) 2019-11-18
TR201902849T4 (tr) 2019-03-21
AR094678A1 (es) 2015-08-19
EP2951818A1 (en) 2015-12-09
TW201434035A (zh) 2014-09-01
KR20160091449A (ko) 2016-08-02
KR101757347B1 (ko) 2017-07-26
PL2951817T3 (pl) 2019-05-31
TWI536367B (zh) 2016-06-01
KR101926651B1 (ko) 2019-03-07
CN110223704A (zh) 2019-09-10
US9792920B2 (en) 2017-10-17
JP6289508B2 (ja) 2018-03-07
US20170372712A1 (en) 2017-12-28
SG11201505893TA (en) 2015-08-28
HK1218344A1 (en) 2017-02-10
US9524724B2 (en) 2016-12-20
ES2988974T3 (es) 2024-11-22
MX2015009601A (es) 2015-11-25
MX345160B (es) 2017-01-18
BR112015017633A2 (pt) 2018-05-02
EP3761312B1 (en) 2024-07-17
JP6158352B2 (ja) 2017-07-05
HK1218345A1 (en) 2017-02-10
MX343572B (es) 2016-11-09
PL3693962T3 (pl) 2024-11-18
CN110197667B (zh) 2023-06-30
AU2014211544B2 (en) 2017-03-30
CA2898024A1 (en) 2014-08-07
CN105190749A (zh) 2015-12-23
PL3761312T3 (pl) 2024-11-25
KR101877906B1 (ko) 2018-07-12
AU2014211543B2 (en) 2017-03-30
RU2015136502A (ru) 2017-03-07
TR201902394T4 (tr) 2019-03-21
TWI529700B (zh) 2016-04-11
JP2016505171A (ja) 2016-02-18
PT2951817T (pt) 2019-02-25
WO2014118175A1 (en) 2014-08-07
ZA201506269B (en) 2017-07-26
BR112015017748A2 (es) 2017-08-22
US20190348053A1 (en) 2019-11-14
US10410642B2 (en) 2019-09-10
CN110223704B (zh) 2023-09-15
PT3471093T (pt) 2020-11-20
CA2898029A1 (en) 2014-08-07
ES2993241T3 (en) 2024-12-26
AU2014211544A1 (en) 2015-08-20
CN105264597A (zh) 2016-01-20
EP3451334A1 (en) 2019-03-06
JP2016511431A (ja) 2016-04-14
SG11201505915YA (en) 2015-09-29
KR20160091448A (ko) 2016-08-02
KR20170117605A (ko) 2017-10-23
TW201434034A (zh) 2014-09-01
KR20150109437A (ko) 2015-10-01
ES2796485T3 (es) 2020-11-27
CN110189760B (zh) 2023-09-12
PL3451334T3 (pl) 2020-12-14
BR112015017748B1 (pt) 2022-03-15
EP3451334B1 (en) 2020-04-01
EP3693962A1 (en) 2020-08-12
EP3693962B1 (en) 2024-07-10
KR101778217B1 (ko) 2017-09-13
KR101778220B1 (ko) 2017-09-13
RU2015136505A (ru) 2017-03-07
RU2631988C2 (ru) 2017-09-29
KR101897092B1 (ko) 2018-09-11
US20150332689A1 (en) 2015-11-19
EP2951817A1 (en) 2015-12-09
US20150332686A1 (en) 2015-11-19
KR20160090403A (ko) 2016-07-29
KR20150108422A (ko) 2015-09-25
EP3761312C0 (en) 2024-07-17
EP3471093B1 (en) 2020-08-26
CA2898029C (en) 2018-08-21
MY185164A (en) 2021-04-30
ES2834929T3 (es) 2021-06-21
PL3471093T3 (pl) 2021-04-06
CN105264597B (zh) 2019-12-10
EP2951818B1 (en) 2018-11-21

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