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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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 (enExample)
EP (4) EP2951816B1 (enExample)
JP (1) JP6181773B2 (enExample)
KR (1) KR101794149B1 (enExample)
CN (3) CN110827841B (enExample)
AR (1) AR094677A1 (enExample)
AU (1) AU2014211486B2 (enExample)
BR (1) BR112015018020B1 (enExample)
CA (2) CA2960854C (enExample)
ES (3) ES2732560T3 (enExample)
MX (1) MX347080B (enExample)
MY (1) MY180912A (enExample)
PL (3) PL3683793T3 (enExample)
PT (2) PT2951816T (enExample)
RU (1) RU2648953C2 (enExample)
SG (2) SG10201806073WA (enExample)
TR (1) TR201908919T4 (enExample)
TW (1) TWI536368B (enExample)
WO (1) WO2014118192A2 (enExample)
ZA (1) ZA201506320B (enExample)

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

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