FI3579228T3 - Audiokoodauslaite - Google Patents

Audiokoodauslaite

Info

Publication number
FI3579228T3
FI3579228T3 FIEP19185490.0T FI19185490T FI3579228T3 FI 3579228 T3 FI3579228 T3 FI 3579228T3 FI 19185490 T FI19185490 T FI 19185490T FI 3579228 T3 FI3579228 T3 FI 3579228T3
Authority
FI
Finland
Prior art keywords
frame
coded
audio
side information
coding
Prior art date
Application number
FIEP19185490.0T
Other languages
English (en)
Finnish (fi)
Inventor
Kimitaka Tsutsumi
Kei Kikuiri
Atsushi Yamaguchi
Original Assignee
Ntt Docomo Inc
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 Ntt Docomo Inc filed Critical Ntt Docomo Inc
Application granted granted Critical
Publication of FI3579228T3 publication Critical patent/FI3579228T3/fi

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
    • G10L19/04—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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • G10L19/125—Pitch excitation, e.g. pitch synchronous innovation CELP [PSI-CELP]
    • 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
    • G10L19/008—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
    • G10L19/04—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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/09—Long term prediction, i.e. removing periodical redundancies, e.g. by using adaptive codebook or pitch predictor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
FIEP19185490.0T 2012-11-15 2013-11-12 Audiokoodauslaite FI3579228T3 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012251646 2012-11-15

Publications (1)

Publication Number Publication Date
FI3579228T3 true FI3579228T3 (fi) 2025-05-12

Family

ID=50731166

Family Applications (1)

Application Number Title Priority Date Filing Date
FIEP19185490.0T FI3579228T3 (fi) 2012-11-15 2013-11-12 Audiokoodauslaite

Country Status (20)

Country Link
US (7) US9564143B2 (enExample)
EP (4) EP2922053B1 (enExample)
JP (8) JP6158214B2 (enExample)
KR (10) KR102307492B1 (enExample)
CN (2) CN107256709B (enExample)
AU (7) AU2013345949B2 (enExample)
BR (1) BR112015008505B1 (enExample)
CA (4) CA3127953C (enExample)
DK (2) DK3579228T3 (enExample)
ES (2) ES3026208T3 (enExample)
FI (1) FI3579228T3 (enExample)
HK (1) HK1209229A1 (enExample)
HU (1) HUE070987T2 (enExample)
IN (1) IN2015DN02595A (enExample)
MX (3) MX345692B (enExample)
PL (2) PL3579228T3 (enExample)
PT (2) PT3579228T (enExample)
RU (8) RU2640743C1 (enExample)
TW (2) TWI547940B (enExample)
WO (1) WO2014077254A1 (enExample)

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JP2017138607A (ja) 2017-08-10
CA3044983A1 (en) 2014-05-22
KR20160111550A (ko) 2016-09-26
US20180122394A1 (en) 2018-05-03
US20200126578A1 (en) 2020-04-23
EP2922053B1 (en) 2019-08-28
PL3579228T3 (pl) 2025-06-02
JP6872597B2 (ja) 2021-05-19
HUE070987T2 (hu) 2025-07-28
KR20150056614A (ko) 2015-05-26
JP2020034951A (ja) 2020-03-05
MX2015005885A (es) 2015-09-23
PL2922053T3 (pl) 2019-11-29
US11195538B2 (en) 2021-12-07
CA3127953C (en) 2023-09-26
KR20200051858A (ko) 2020-05-13
WO2014077254A1 (ja) 2014-05-22
US11176955B2 (en) 2021-11-16
CN107256709B (zh) 2021-02-26
RU2015122777A (ru) 2017-01-10
KR20200124339A (ko) 2020-11-02
AU2023208191A1 (en) 2023-08-17
EP2922053A1 (en) 2015-09-23
TWI547940B (zh) 2016-09-01
JP6793675B2 (ja) 2020-12-02
KR102302012B1 (ko) 2021-09-13
RU2640743C1 (ru) 2018-01-11
US10553231B2 (en) 2020-02-04
JP7209032B2 (ja) 2023-01-19
EP4546653A2 (en) 2025-04-30
CN104781876B (zh) 2017-07-21
KR20210118988A (ko) 2021-10-01
AU2013345949B2 (en) 2017-05-04
PT3579228T (pt) 2025-04-29
AU2022202856A1 (en) 2022-05-19
BR112015008505B1 (pt) 2021-10-26
RU2737465C1 (ru) 2020-11-30
CN107256709A (zh) 2017-10-17
AU2017208369B2 (en) 2019-01-03
KR102173422B1 (ko) 2020-11-03
JP2018112749A (ja) 2018-07-19
CA3210225A1 (en) 2014-05-22
KR102459376B1 (ko) 2022-10-25
EP2922053A4 (en) 2016-07-06
KR101689766B1 (ko) 2016-12-26
US20150262588A1 (en) 2015-09-17
CA3127953A1 (en) 2014-05-22
KR102307492B1 (ko) 2021-09-29
RU2722510C1 (ru) 2020-06-01
JP2019070866A (ja) 2019-05-09
AU2023208191B2 (en) 2024-09-26
US11749292B2 (en) 2023-09-05
AU2013345949A1 (en) 2015-04-16
AU2022202856B2 (en) 2023-06-08
DK3579228T3 (da) 2025-04-22
CA2886140A1 (en) 2014-05-22
CA3044983C (en) 2022-07-12
EP3579228B1 (en) 2025-04-02
MX345692B (es) 2017-02-10
AU2020294317B2 (en) 2022-03-31
US11211077B2 (en) 2021-12-28
RU2612581C2 (ru) 2017-03-09
MX388837B (es) 2025-03-20
KR20170141827A (ko) 2017-12-26
JP6626026B2 (ja) 2019-12-25
EP4525312A2 (en) 2025-03-19
CN104781876A (zh) 2015-07-15
US20220059108A1 (en) 2022-02-24
RU2690775C1 (ru) 2019-06-05
JP2020038396A (ja) 2020-03-12
MX2018016263A (es) 2021-12-16
KR102171293B1 (ko) 2020-10-28
KR20200123285A (ko) 2020-10-28
TWI587284B (zh) 2017-06-11
US9881627B2 (en) 2018-01-30
KR101780667B1 (ko) 2017-09-21
EP4525312A3 (en) 2025-05-14
IN2015DN02595A (enExample) 2015-09-11
KR101812123B1 (ko) 2017-12-26
RU2665301C1 (ru) 2018-08-28
US20200126576A1 (en) 2020-04-23
RU2760485C1 (ru) 2021-11-25
JP2016197254A (ja) 2016-11-24
HK1209229A1 (en) 2016-03-24
AU2019202186B2 (en) 2020-12-03
KR20170107590A (ko) 2017-09-25
US9564143B2 (en) 2017-02-07
US20170148459A1 (en) 2017-05-25
BR112015008505A2 (pt) 2020-01-07
JP6846500B2 (ja) 2021-03-24
JPWO2014077254A1 (ja) 2017-01-05
JP6659882B2 (ja) 2020-03-04
KR20190133302A (ko) 2019-12-02
US20200126577A1 (en) 2020-04-23
AU2020294317A1 (en) 2021-02-25
TW201635274A (zh) 2016-10-01
MX362139B (es) 2019-01-07
ES3026208T3 (en) 2025-06-10
KR102259112B1 (ko) 2021-05-31
PT2922053T (pt) 2019-10-15
AU2024267059A1 (en) 2024-12-19
EP4546653A3 (en) 2025-06-25
ES2747353T3 (es) 2020-03-10
JP2021092814A (ja) 2021-06-17
AU2019202186A1 (en) 2019-04-18
CA2886140C (en) 2021-03-23
KR102110853B1 (ko) 2020-05-14
KR20180115357A (ko) 2018-10-22
RU2713605C1 (ru) 2020-02-05
DK2922053T3 (da) 2019-09-23
TW201432670A (zh) 2014-08-16
EP3579228A1 (en) 2019-12-11
AU2017208369A1 (en) 2017-08-17
JP6158214B2 (ja) 2017-07-05

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