JP6181773B2 - Ｃｅｌｐ状コーダのためのサイド情報を用いないノイズ充填 - Google Patents

Ｃｅｌｐ状コーダのためのサイド情報を用いないノイズ充填 Download PDF

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JP6181773B2
JP6181773B2 JP2015554202A JP2015554202A JP6181773B2 JP 6181773 B2 JP6181773 B2 JP 6181773B2 JP 2015554202 A JP2015554202 A JP 2015554202A JP 2015554202 A JP2015554202 A JP 2015554202A JP 6181773 B2 JP6181773 B2 JP 6181773B2
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current frame
noise
audio
audio decoder
frame
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JP2016504635A (ja
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フッハス，ギローム
ヘルムリッヒ，クリスチャン
ヤンデル，マニュエル
シューベルト，ベンヤミン
ヨコタニ，ヨシカズ
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フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン
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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
    • G10L19/04—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
    • G10L19/087—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using mixed excitation models, e.g. MELP, MBE, split band LPC or HVXC
    • 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
    • G10L19/002—Dynamic bit allocation
    • 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
    • G10L19/04—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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP2015554202A 2013-01-29 2014-01-28 Ｃｅｌｐ状コーダのためのサイド情報を用いないノイズ充填 Active JP6181773B2 (ja)

Applications Claiming Priority (3)

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US201361758189P 2013-01-29 2013-01-29
US61/758,189 2013-01-29
PCT/EP2014/051649 WO2014118192A2 (en) 2013-01-29 2014-01-28 Noise filling without side information for celp-like coders

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JP2016504635A JP2016504635A (ja) 2016-02-12
JP6181773B2 true JP6181773B2 (ja) 2017-08-16

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US (3) US10269365B2 (https=)
EP (4) EP4503023A3 (https=)
JP (1) JP6181773B2 (https=)
KR (1) KR101794149B1 (https=)
CN (3) CN117392990A (https=)
AR (1) AR094677A1 (https=)
AU (1) AU2014211486B2 (https=)
BR (1) BR112015018020B1 (https=)
CA (2) CA2960854C (https=)
ES (3) ES2732560T3 (https=)
MX (1) MX347080B (https=)
MY (1) MY180912A (https=)
PL (3) PL3121813T3 (https=)
PT (2) PT2951816T (https=)
RU (1) RU2648953C2 (https=)
SG (2) SG11201505913WA (https=)
TR (1) TR201908919T4 (https=)
TW (1) TWI536368B (https=)
WO (1) WO2014118192A2 (https=)
ZA (1) ZA201506320B (https=)

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AU2014211486A1 (en) 2015-08-20
US20150332696A1 (en) 2015-11-19
EP3121813B1 (en) 2020-03-18
RU2648953C2 (ru) 2018-03-28
EP3683793B1 (en) 2024-12-18
US10984810B2 (en) 2021-04-20
CN110827841B (zh) 2023-11-28
CN117392990A (zh) 2024-01-12
ZA201506320B (en) 2016-10-26
US20190198031A1 (en) 2019-06-27
EP2951816A2 (en) 2015-12-09
MX2015009750A (es) 2015-11-06
EP4503023A2 (en) 2025-02-05
PL3683793T3 (pl) 2025-04-22
EP4503023A3 (en) 2025-03-19
BR112015018020A2 (https=) 2017-07-11
PT3121813T (pt) 2020-06-17
CA2899542C (en) 2020-08-04
AR094677A1 (es) 2015-08-19
EP3683793A1 (en) 2020-07-22
CN110827841A (zh) 2020-02-21
RU2015136787A (ru) 2017-03-07
CA2899542A1 (en) 2014-08-07
CN105264596B (zh) 2019-11-01
EP3121813A1 (en) 2017-01-25
KR101794149B1 (ko) 2017-11-07
JP2016504635A (ja) 2016-02-12
BR112015018020B1 (pt) 2022-03-15
KR20150114966A (ko) 2015-10-13
EP2951816B1 (en) 2019-03-27
WO2014118192A3 (en) 2014-10-09
US12100409B2 (en) 2024-09-24
WO2014118192A2 (en) 2014-08-07
TR201908919T4 (tr) 2019-07-22
US10269365B2 (en) 2019-04-23
SG11201505913WA (en) 2015-08-28
PT2951816T (pt) 2019-07-01
HK1218181A1 (en) 2017-02-03
CA2960854C (en) 2019-06-25
ES3009687T3 (en) 2025-03-31
AU2014211486B2 (en) 2017-04-20
MX347080B (es) 2017-04-11
ES2799773T3 (es) 2020-12-21
PL3121813T3 (pl) 2020-08-10
MY180912A (en) 2020-12-11
US20210074307A1 (en) 2021-03-11
CA2960854A1 (en) 2014-08-07
ES2732560T3 (es) 2019-11-25
PL2951816T3 (pl) 2019-09-30
TWI536368B (zh) 2016-06-01
SG10201806073WA (en) 2018-08-30
TW201443880A (zh) 2014-11-16
EP3683793C0 (en) 2024-12-18
CN105264596A (zh) 2016-01-20

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