PL2941771T3 - Dekoder, koder i sposób opartej o informacje estymacji głośności z wykorzystaniem obejściowych sygnałów obiektów audio w układach obiektowego kodowania audio - Google Patents

Dekoder, koder i sposób opartej o informacje estymacji głośności z wykorzystaniem obejściowych sygnałów obiektów audio w układach obiektowego kodowania audio

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Publication number
PL2941771T3
PL2941771T3 PL14802914T PL14802914T PL2941771T3 PL 2941771 T3 PL2941771 T3 PL 2941771T3 PL 14802914 T PL14802914 T PL 14802914T PL 14802914 T PL14802914 T PL 14802914T PL 2941771 T3 PL2941771 T3 PL 2941771T3
Authority
PL
Poland
Prior art keywords
decoder
encoder
coding systems
loudness estimation
audio coding
Prior art date
Application number
PL14802914T
Other languages
English (en)
Inventor
Jouni Paulus
Sascha Disch
Harald Fuchs
Bernhard Grill
Oliver Hellmuth
Adrian Murtaza
Falko Ridderbusch
Leon Terentiv
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.)
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Publication date
Application filed by Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of PL2941771T3 publication Critical patent/PL2941771T3/pl

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    • 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
    • G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
    • 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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • 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
    • G10L19/26—Pre-filtering or post-filtering
    • G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to encoding
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
PL14802914T 2013-11-27 2014-11-27 Dekoder, koder i sposób opartej o informacje estymacji głośności z wykorzystaniem obejściowych sygnałów obiektów audio w układach obiektowego kodowania audio PL2941771T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP13194664.2A EP2879131A1 (en) 2013-11-27 2013-11-27 Decoder, encoder and method for informed loudness estimation in object-based audio coding systems
EP14802914.3A EP2941771B1 (en) 2013-11-27 2014-11-27 Decoder, encoder and method for informed loudness estimation employing by-pass audio object signals in object-based audio coding systems
PCT/EP2014/075801 WO2015078964A1 (en) 2013-11-27 2014-11-27 Decoder, encoder and method for informed loudness estimation employing by-pass audio object signals in object-based audio coding systems

Publications (1)

Publication Number Publication Date
PL2941771T3 true PL2941771T3 (pl) 2017-10-31

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Family Applications (2)

Application Number Title Priority Date Filing Date
PL14805849T PL3074971T3 (pl) 2013-11-27 2014-11-27 Dekoder, koder i sposób świadomej estymacji głośności w systemie kodowania audio na bazie obiektów
PL14802914T PL2941771T3 (pl) 2013-11-27 2014-11-27 Dekoder, koder i sposób opartej o informacje estymacji głośności z wykorzystaniem obejściowych sygnałów obiektów audio w układach obiektowego kodowania audio

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PL14805849T PL3074971T3 (pl) 2013-11-27 2014-11-27 Dekoder, koder i sposób świadomej estymacji głośności w systemie kodowania audio na bazie obiektów

Country Status (18)

Country Link
US (9) US9947325B2 (pl)
EP (3) EP2879131A1 (pl)
JP (2) JP6346282B2 (pl)
KR (2) KR101852950B1 (pl)
CN (4) CN105144287B (pl)
AR (2) AR098558A1 (pl)
AU (2) AU2014356467B2 (pl)
BR (2) BR112016011988B1 (pl)
CA (2) CA2900473C (pl)
ES (2) ES2629527T3 (pl)
MX (2) MX350247B (pl)
MY (2) MY196533A (pl)
PL (2) PL3074971T3 (pl)
PT (2) PT3074971T (pl)
RU (2) RU2651211C2 (pl)
TW (2) TWI569260B (pl)
WO (2) WO2015078964A1 (pl)
ZA (1) ZA201604205B (pl)

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US10699722B2 (en) 2020-06-30
KR101742137B1 (ko) 2017-05-31
JP2016520865A (ja) 2016-07-14
CN105874532A (zh) 2016-08-17
US10497376B2 (en) 2019-12-03
CN112151049B (zh) 2024-05-10
RU2651211C2 (ru) 2018-04-18
PL3074971T3 (pl) 2018-07-31
US12573410B2 (en) 2026-03-10
US9947325B2 (en) 2018-04-17
AU2014356467A1 (en) 2016-06-09
MX350247B (es) 2017-08-31
CN111312266A (zh) 2020-06-19
BR112016011988B1 (pt) 2022-09-13
EP2879131A1 (en) 2015-06-03
RU2672174C2 (ru) 2018-11-12
AR098558A1 (es) 2016-06-01
CA2900473A1 (en) 2015-06-04
EP2941771B1 (en) 2017-03-29
US11875804B2 (en) 2024-01-16
PT3074971T (pt) 2018-05-25
CA2900473C (en) 2018-01-30
US20220351736A1 (en) 2022-11-03
CN105144287A (zh) 2015-12-09
HK1217245A1 (en) 2016-12-30
MY189823A (en) 2022-03-10
MX358306B (es) 2018-08-14
KR20150123799A (ko) 2015-11-04
ES2629527T3 (es) 2017-08-10
US20210118454A1 (en) 2021-04-22
AR099360A1 (es) 2016-07-20
US20230306973A1 (en) 2023-09-28
TW201535353A (zh) 2015-09-16
US20260179628A1 (en) 2026-06-25
MX2016006880A (es) 2016-08-19
WO2015078964A1 (en) 2015-06-04
RU2015135181A (ru) 2017-02-27
CN111312266B (zh) 2023-11-10
JP2017502324A (ja) 2017-01-19
WO2015078956A1 (en) 2015-06-04
KR101852950B1 (ko) 2018-06-07
BR112015019958A2 (pt) 2017-07-18
CN105874532B (zh) 2020-03-17
AU2014356475A1 (en) 2015-09-03
US20200286496A1 (en) 2020-09-10
CN112151049A (zh) 2020-12-29
CA2931558A1 (en) 2015-06-04
PT2941771T (pt) 2017-06-30
TWI569259B (zh) 2017-02-01
RU2016125242A (ru) 2018-01-09
MX2015013580A (es) 2016-02-05
BR112016011988A2 (pl) 2017-08-08
BR112015019958B1 (pt) 2021-12-14
AU2014356475B2 (en) 2016-08-18
EP3074971B1 (en) 2018-02-21
EP3074971A1 (en) 2016-10-05
EP2941771A1 (en) 2015-11-11
TW201525990A (zh) 2015-07-01
CA2931558C (en) 2018-11-13
AU2014356467B2 (en) 2016-12-15
US11423914B2 (en) 2022-08-23
CN105144287B (zh) 2020-09-25
US20150348564A1 (en) 2015-12-03
JP6218928B2 (ja) 2017-10-25
US11688407B2 (en) 2023-06-27
MY196533A (en) 2023-04-19
JP6346282B2 (ja) 2018-06-20
US10891963B2 (en) 2021-01-12
KR20160075756A (ko) 2016-06-29
ES2666127T3 (es) 2018-05-03
US20200058313A1 (en) 2020-02-20
US20160254001A1 (en) 2016-09-01
ZA201604205B (en) 2017-11-29
US20180197554A1 (en) 2018-07-12
TWI569260B (zh) 2017-02-01

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