ES2642352T3 - Control de búfer de fluctuación, decodificador de audio, método y programa informático - Google Patents

Control de búfer de fluctuación, decodificador de audio, método y programa informático Download PDF

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Publication number
ES2642352T3
ES2642352T3 ES14731262.3T ES14731262T ES2642352T3 ES 2642352 T3 ES2642352 T3 ES 2642352T3 ES 14731262 T ES14731262 T ES 14731262T ES 2642352 T3 ES2642352 T3 ES 2642352T3
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Spain
Prior art keywords
time
time scale
fluctuation buffer
frame
audio
Prior art date
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Active
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ES14731262.3T
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English (en)
Spanish (es)
Inventor
Stefan REUSCHL
Stefan DÖHLA
Jérémie Lecomte
Manuel Jander
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Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung eV
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Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung eV
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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
    • G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
    • 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
    • G10L19/04—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/062—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers
    • H04J3/0632—Synchronisation of packets and cells, e.g. transmission of voice via a packet network, circuit emulation service [CES]
    • 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
    • G10L21/04—Time compression or expansion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0658—Clock or time synchronisation among packet nodes
    • H04J3/0661—Clock or time synchronisation among packet nodes using timestamps
    • H04J3/0664—Clock or time synchronisation among packet nodes using timestamps unidirectional timestamps

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Noise Elimination (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Communication Control (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
ES14731262.3T 2013-06-21 2014-06-18 Control de búfer de fluctuación, decodificador de audio, método y programa informático Active ES2642352T3 (es)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP13173159 2013-06-21
EP13173159 2013-06-21
EP14167061 2014-05-05
EP14167061 2014-05-05
PCT/EP2014/062789 WO2014202647A1 (en) 2013-06-21 2014-06-18 Jitter buffer control, audio decoder, method and computer program

Publications (1)

Publication Number Publication Date
ES2642352T3 true ES2642352T3 (es) 2017-11-16

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Application Number Title Priority Date Filing Date
ES14731262.3T Active ES2642352T3 (es) 2013-06-21 2014-06-18 Control de búfer de fluctuación, decodificador de audio, método y programa informático

Country Status (17)

Country Link
US (3) US9997167B2 (enExample)
EP (1) EP3011692B1 (enExample)
JP (1) JP6251464B2 (enExample)
KR (1) KR101953613B1 (enExample)
CN (1) CN105518778B (enExample)
AU (1) AU2014283320B2 (enExample)
BR (1) BR112015031825B1 (enExample)
CA (3) CA2916121C (enExample)
ES (1) ES2642352T3 (enExample)
MX (1) MX352748B (enExample)
MY (1) MY170699A (enExample)
PL (1) PL3011692T3 (enExample)
PT (1) PT3011692T (enExample)
RU (1) RU2663361C2 (enExample)
SG (1) SG11201510459YA (enExample)
TW (1) TWI582759B (enExample)
WO (1) WO2014202647A1 (enExample)

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Publication number Publication date
PL3011692T3 (pl) 2017-11-30
WO2014202647A1 (en) 2014-12-24
BR112015031825A2 (pt) 2020-06-16
PT3011692T (pt) 2017-09-22
CA2964362A1 (en) 2014-12-24
AU2014283320B2 (en) 2016-09-15
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US20160180857A1 (en) 2016-06-23
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RU2663361C2 (ru) 2018-08-03
US20180190302A1 (en) 2018-07-05
US20200321014A1 (en) 2020-10-08
CA2964368A1 (en) 2014-12-24
KR20160021886A (ko) 2016-02-26
US9997167B2 (en) 2018-06-12
MX2015017364A (es) 2016-04-06
CN105518778B (zh) 2019-09-13
JP2016527540A (ja) 2016-09-08
BR112015031825B1 (pt) 2021-12-28
CA2964362C (en) 2020-03-31
US10714106B2 (en) 2020-07-14
HK1224447A1 (en) 2017-08-18
CA2916121A1 (en) 2014-12-24
RU2016101339A (ru) 2017-07-26
SG11201510459YA (en) 2016-01-28
EP3011692B1 (en) 2017-06-14
JP6251464B2 (ja) 2017-12-20
CA2964368C (en) 2020-03-31
TW201517026A (zh) 2015-05-01
CN105518778A (zh) 2016-04-20
MX352748B (es) 2017-12-06
TWI582759B (zh) 2017-05-11
US11580997B2 (en) 2023-02-14
MY170699A (en) 2019-08-26

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