PT3319087T - Preenchimento de subvetores não codificados em sinais de áudio codificados por transformada - Google Patents

Preenchimento de subvetores não codificados em sinais de áudio codificados por transformada

Info

Publication number
PT3319087T
PT3319087T PT172085227T PT17208522T PT3319087T PT 3319087 T PT3319087 T PT 3319087T PT 172085227 T PT172085227 T PT 172085227T PT 17208522 T PT17208522 T PT 17208522T PT 3319087 T PT3319087 T PT 3319087T
Authority
PT
Portugal
Prior art keywords
coded
vectors
filling
audio signals
transform
Prior art date
Application number
PT172085227T
Other languages
English (en)
Inventor
Grancharov Volodya
Näslund Sebastian
Sverrisson Sigurdur
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of PT3319087T publication Critical patent/PT3319087T/pt

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/02Speech 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
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/02Speech 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
    • G10L19/0212Speech 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 using orthogonal transformation
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/02Speech 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
    • G10L19/028Noise substitution, i.e. substituting non-tonal spectral components by noisy source
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/02Speech 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
    • G10L19/032Quantisation or dequantisation of spectral components
    • G10L19/038Vector quantisation, e.g. TwinVQ audio
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L2019/0001Codebooks
    • G10L2019/0007Codebook element generation
PT172085227T 2011-03-10 2011-09-14 Preenchimento de subvetores não codificados em sinais de áudio codificados por transformada PT3319087T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201161451363P 2011-03-10 2011-03-10

Publications (1)

Publication Number Publication Date
PT3319087T true PT3319087T (pt) 2019-10-09

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
PT118605930T PT2684190E (pt) 2011-03-10 2011-09-14 Preenchimento de sub-vectores não codificados em sinais de aúdio codificados por transformação
PT172085227T PT3319087T (pt) 2011-03-10 2011-09-14 Preenchimento de subvetores não codificados em sinais de áudio codificados por transformada

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PT118605930T PT2684190E (pt) 2011-03-10 2011-09-14 Preenchimento de sub-vectores não codificados em sinais de aúdio codificados por transformação

Country Status (11)

Country Link
US (6) US9424856B2 (pt)
EP (3) EP3319087B1 (pt)
CN (1) CN103503063B (pt)
AU (1) AU2011361945B2 (pt)
DK (3) DK3319087T3 (pt)
ES (3) ES2758370T3 (pt)
HU (2) HUE026874T2 (pt)
NO (1) NO2753696T3 (pt)
PL (1) PL2684190T3 (pt)
PT (2) PT2684190E (pt)
WO (1) WO2012121638A1 (pt)

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KR20130032980A (ko) * 2011-09-26 2013-04-03 한국전자통신연구원 잔여 비트를 이용하는 코딩 장치 및 그 방법
CN104221082B (zh) * 2012-03-29 2017-03-08 瑞典爱立信有限公司 谐波音频信号的带宽扩展
EP3693962A1 (en) 2013-01-29 2020-08-12 FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. Noise filling concept
EP2980792A1 (en) * 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for generating an enhanced signal using independent noise-filling
EP3413308A1 (en) * 2017-06-07 2018-12-12 Nokia Technologies Oy Efficient storage of multiple structured codebooks
WO2019193173A1 (en) * 2018-04-05 2019-10-10 Telefonaktiebolaget Lm Ericsson (Publ) Truncateable predictive coding
GB2578603A (en) * 2018-10-31 2020-05-20 Nokia Technologies Oy Determination of spatial audio parameter encoding and associated decoding
RU2757860C1 (ru) * 2021-04-09 2021-10-21 Общество с ограниченной ответственностью "Специальный Технологический Центр" Способ автоматической оценки качества речевых сигналов с низкоскоростным кодированием

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JPWO2007132750A1 (ja) * 2006-05-12 2009-09-24 パナソニック株式会社 Lspベクトル量子化装置、lspベクトル逆量子化装置、およびこれらの方法
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Also Published As

Publication number Publication date
PT2684190E (pt) 2016-02-23
US20210287685A1 (en) 2021-09-16
ES2664090T3 (es) 2018-04-18
PL2684190T3 (pl) 2016-04-29
US20180226081A1 (en) 2018-08-09
CN103503063B (zh) 2015-12-09
US20130346087A1 (en) 2013-12-26
EP3319087A1 (en) 2018-05-09
NO2753696T3 (pt) 2018-04-21
ES2758370T3 (es) 2020-05-05
US20230410822A1 (en) 2023-12-21
EP2975611B1 (en) 2018-01-10
DK2684190T3 (da) 2016-02-22
EP2975611A1 (en) 2016-01-20
US11551702B2 (en) 2023-01-10
EP2684190A1 (en) 2014-01-15
US9424856B2 (en) 2016-08-23
US11756560B2 (en) 2023-09-12
US9966082B2 (en) 2018-05-08
US20160322058A1 (en) 2016-11-03
AU2011361945A1 (en) 2013-09-26
HUE037111T2 (hu) 2018-08-28
DK3319087T3 (da) 2019-11-04
US20230106557A1 (en) 2023-04-06
CN103503063A (zh) 2014-01-08
DK2975611T3 (en) 2018-04-03
HUE026874T2 (en) 2016-07-28
ES2559040T3 (es) 2016-02-10
EP2684190A4 (en) 2014-08-13
EP3319087B1 (en) 2019-08-21
EP2684190B1 (en) 2015-11-18
AU2011361945B2 (en) 2016-06-23
WO2012121638A1 (en) 2012-09-13

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