ME02812B - Dizajn tabele frekventnih opsega za algoritme obnavljanja visokih frekvenci - Google Patents

Dizajn tabele frekventnih opsega za algoritme obnavljanja visokih frekvenci

Info

Publication number
ME02812B
ME02812B MEP-2017-172A MEP2017172A ME02812B ME 02812 B ME02812 B ME 02812B ME P2017172 A MEP2017172 A ME P2017172A ME 02812 B ME02812 B ME 02812B
Authority
ME
Montenegro
Prior art keywords
reconstruction algorithms
band table
table design
high frequency
frequency band
Prior art date
Application number
MEP-2017-172A
Other languages
German (de)
English (en)
French (fr)
Inventor
Per Ekstrand
Kristofer Kjoerling
Original Assignee
Dolby Int Ab
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 Dolby Int Ab filed Critical Dolby Int Ab
Publication of ME02812B publication Critical patent/ME02812B/me

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
    • G10L19/002—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
    • G10L19/0204—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 using subband decomposition
    • G10L19/0208—Subband vocoders
    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • G10L21/0388—Details of processing therefor
    • 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
    • G10L19/0204—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 using subband decomposition
    • 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
    • G10L2019/0001—Codebooks

Landscapes

  • 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)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
MEP-2017-172A 2013-08-29 2014-08-11 Dizajn tabele frekventnih opsega za algoritme obnavljanja visokih frekvenci ME02812B (me)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201361871575P 2013-08-29 2013-08-29
PCT/EP2014/067168 WO2015028297A1 (en) 2013-08-29 2014-08-11 Frequency band table design for high frequency reconstruction algorithms
EP14752293.2A EP3008727B1 (en) 2013-08-29 2014-08-11 Frequency band table design for high frequency reconstruction algorithms

Publications (1)

Publication Number Publication Date
ME02812B true ME02812B (me) 2018-01-20

Family

ID=51355520

Family Applications (1)

Application Number Title Priority Date Filing Date
MEP-2017-172A ME02812B (me) 2013-08-29 2014-08-11 Dizajn tabele frekventnih opsega za algoritme obnavljanja visokih frekvenci

Country Status (24)

Country Link
US (1) US9842594B2 (me)
EP (1) EP3008727B1 (me)
JP (1) JP6392873B2 (me)
KR (1) KR101786863B1 (me)
CN (1) CN105556602B (me)
AR (1) AR097454A1 (me)
AU (1) AU2014314477B2 (me)
BR (1) BR112016004157B1 (me)
CA (1) CA2920816C (me)
CL (1) CL2016000475A1 (me)
DK (1) DK3008727T3 (me)
ES (1) ES2634196T3 (me)
HK (1) HK1219557A1 (me)
HU (1) HUE033077T2 (me)
IL (1) IL243961B (me)
ME (1) ME02812B (me)
MX (1) MX355259B (me)
MY (1) MY183529A (me)
PL (1) PL3008727T3 (me)
RU (1) RU2650031C2 (me)
SG (1) SG11201600830UA (me)
TW (1) TWI557726B (me)
UA (1) UA116572C2 (me)
WO (1) WO2015028297A1 (me)

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* Cited by examiner, † Cited by third party
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CN109243485B (zh) * 2018-09-13 2021-08-13 广州酷狗计算机科技有限公司 恢复高频信号的方法和装置

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US7272566B2 (en) * 2003-01-02 2007-09-18 Dolby Laboratories Licensing Corporation Reducing scale factor transmission cost for MPEG-2 advanced audio coding (AAC) using a lattice based post processing technique
RU2316059C2 (ru) * 2003-05-01 2008-01-27 Нокиа Корпорейшн Способ и устройство для квантования усиления в широкополосном речевом кодировании с переменной битовой скоростью передачи
US20050004793A1 (en) * 2003-07-03 2005-01-06 Pasi Ojala Signal adaptation for higher band coding in a codec utilizing band split coding
RU2374703C2 (ru) * 2003-10-30 2009-11-27 Конинклейке Филипс Электроникс Н.В. Кодирование или декодирование аудиосигнала
KR100707174B1 (ko) * 2004-12-31 2007-04-13 삼성전자주식회사 광대역 음성 부호화 및 복호화 시스템에서 고대역 음성부호화 및 복호화 장치와 그 방법
JP5129117B2 (ja) * 2005-04-01 2013-01-23 クゥアルコム・インコーポレイテッド 音声信号の高帯域部分を符号化及び復号する方法及び装置
WO2006116025A1 (en) * 2005-04-22 2006-11-02 Qualcomm Incorporated Systems, methods, and apparatus for gain factor smoothing
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US7873511B2 (en) * 2006-06-30 2011-01-18 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder and audio processor having a dynamically variable warping characteristic
JP5065687B2 (ja) * 2007-01-09 2012-11-07 株式会社東芝 オーディオデータ処理装置及び端末装置
US20080208575A1 (en) * 2007-02-27 2008-08-28 Nokia Corporation Split-band encoding and decoding of an audio signal
JP5010743B2 (ja) * 2008-07-11 2012-08-29 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 スペクトル傾斜で制御されたフレーミングを使用して帯域拡張データを計算するための装置及び方法
US8831958B2 (en) * 2008-09-25 2014-09-09 Lg Electronics Inc. Method and an apparatus for a bandwidth extension using different schemes
CN102177426B (zh) * 2008-10-08 2014-11-05 弗兰霍菲尔运输应用研究公司 多分辨率切换音频编码/解码方案
RU2523035C2 (ru) * 2008-12-15 2014-07-20 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. Аудио кодер и декодер, увеличивающий полосу частот
CN102667920B (zh) * 2009-12-16 2014-03-12 杜比国际公司 Sbr比特流参数缩混
ES2522171T3 (es) * 2010-03-09 2014-11-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Aparato y método para procesar una señal de audio usando alineación de borde de patching
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JP6037156B2 (ja) * 2011-08-24 2016-11-30 ソニー株式会社 符号化装置および方法、並びにプログラム
FR3008533A1 (fr) * 2013-07-12 2015-01-16 Orange Facteur d'echelle optimise pour l'extension de bande de frequence dans un decodeur de signaux audiofrequences
US9666202B2 (en) * 2013-09-10 2017-05-30 Huawei Technologies Co., Ltd. Adaptive bandwidth extension and apparatus for the same
US9564141B2 (en) * 2014-02-13 2017-02-07 Qualcomm Incorporated Harmonic bandwidth extension of audio signals

Also Published As

Publication number Publication date
IL243961A0 (en) 2016-04-21
BR112016004157B1 (pt) 2022-05-17
ES2634196T3 (es) 2017-09-27
CA2920816A1 (en) 2015-03-05
KR20160036670A (ko) 2016-04-04
EP3008727A1 (en) 2016-04-20
SG11201600830UA (en) 2016-03-30
CA2920816C (en) 2018-04-17
MX2016002421A (es) 2016-06-10
CN105556602A (zh) 2016-05-04
RU2650031C2 (ru) 2018-04-06
UA116572C2 (uk) 2018-04-10
CN105556602B (zh) 2019-10-01
KR101786863B1 (ko) 2017-10-18
BR112016004157A2 (me) 2017-08-01
TWI557726B (zh) 2016-11-11
US20160210970A1 (en) 2016-07-21
CL2016000475A1 (es) 2016-09-23
IL243961B (en) 2020-04-30
PL3008727T3 (pl) 2017-10-31
HK1219557A1 (zh) 2017-04-07
MX355259B (es) 2018-04-11
TW201521014A (zh) 2015-06-01
MY183529A (en) 2021-02-24
JP6392873B2 (ja) 2018-09-19
US9842594B2 (en) 2017-12-12
HUE033077T2 (en) 2017-11-28
DK3008727T3 (en) 2017-08-28
AU2014314477A1 (en) 2016-02-25
AU2014314477B2 (en) 2016-11-24
AR097454A1 (es) 2016-03-16
JP2016535870A (ja) 2016-11-17
EP3008727B1 (en) 2017-06-14
RU2016111311A (ru) 2017-10-04
WO2015028297A1 (en) 2015-03-05

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