PL2772913T3 - Urządzenie kodujące i sposób kodowania - Google Patents

Urządzenie kodujące i sposób kodowania

Info

Publication number
PL2772913T3
PL2772913T3 PL12843823T PL12843823T PL2772913T3 PL 2772913 T3 PL2772913 T3 PL 2772913T3 PL 12843823 T PL12843823 T PL 12843823T PL 12843823 T PL12843823 T PL 12843823T PL 2772913 T3 PL2772913 T3 PL 2772913T3
Authority
PL
Poland
Prior art keywords
encoding
encoding method
encoding apparatus
Prior art date
Application number
PL12843823T
Other languages
English (en)
Inventor
Takuya Kawashima
Masahiro Oshikiri
Original Assignee
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
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 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. filed Critical Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
Publication of PL2772913T3 publication Critical patent/PL2772913T3/pl

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
    • G10L19/0204Speech 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
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
    • G10L19/0204Speech 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
    • G10L19/0208Subband vocoders
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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 TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Speech 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
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • G10L21/0388Details of processing therefor
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/06Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being correlation coefficients

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
PL12843823T 2011-10-28 2012-10-12 Urządzenie kodujące i sposób kodowania PL2772913T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011237818 2011-10-28
PCT/JP2012/006541 WO2013061530A1 (ja) 2011-10-28 2012-10-12 符号化装置および符号化方法
EP12843823.1A EP2772913B1 (en) 2011-10-28 2012-10-12 Encoding apparatus and encoding method

Publications (1)

Publication Number Publication Date
PL2772913T3 true PL2772913T3 (pl) 2018-08-31

Family

ID=48167386

Family Applications (3)

Application Number Title Priority Date Filing Date
PL17209671T PL3321931T3 (pl) 2011-10-28 2012-10-12 Urządzenie kodujące i sposób kodowania
PL12843823T PL2772913T3 (pl) 2011-10-28 2012-10-12 Urządzenie kodujące i sposób kodowania
PL19205679T PL3624119T3 (pl) 2011-10-28 2012-10-12 Urządzenie kodujące i sposób kodowania

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PL17209671T PL3321931T3 (pl) 2011-10-28 2012-10-12 Urządzenie kodujące i sposób kodowania

Family Applications After (1)

Application Number Title Priority Date Filing Date
PL19205679T PL3624119T3 (pl) 2011-10-28 2012-10-12 Urządzenie kodujące i sposób kodowania

Country Status (7)

Country Link
US (4) US9336787B2 (pl)
EP (3) EP2772913B1 (pl)
JP (3) JP6062370B2 (pl)
ES (3) ES2771104T3 (pl)
PL (3) PL3321931T3 (pl)
PT (3) PT3321931T (pl)
WO (1) WO2013061530A1 (pl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2770506A4 (en) * 2011-10-19 2015-02-25 Panasonic Ip Corp America CODING DEVICE AND CODING METHOD
PT3321931T (pt) * 2011-10-28 2020-02-25 Fraunhofer Ges Forschung Aparelho de codificação e método de codificação
EP2830064A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for decoding and encoding an audio signal using adaptive spectral tile selection
US9620134B2 (en) * 2013-10-10 2017-04-11 Qualcomm Incorporated Gain shape estimation for improved tracking of high-band temporal characteristics
WO2016142002A1 (en) 2015-03-09 2016-09-15 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal
US12113554B2 (en) 2022-07-12 2024-10-08 Samsung Display Co., Ltd. Low complexity optimal parallel Huffman encoder and decoder

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4212339A1 (de) * 1991-08-12 1993-02-18 Standard Elektrik Lorenz Ag Codierverfahren fuer audiosignale mit 32 kbit/s
JP3283413B2 (ja) * 1995-11-30 2002-05-20 株式会社日立製作所 符号化復号方法、符号化装置および復号装置
JP2778567B2 (ja) * 1995-12-23 1998-07-23 日本電気株式会社 信号符号化装置及び方法
JP5199407B2 (ja) 2003-09-29 2013-05-15 オリンパス株式会社 顕微鏡システム及び観察方法
CN102184734B (zh) * 2004-11-05 2013-04-03 松下电器产业株式会社 编码装置、解码装置、编码方法及解码方法
KR100657916B1 (ko) 2004-12-01 2006-12-14 삼성전자주식회사 주파수 대역간의 유사도를 이용한 오디오 신호 처리 장치및 방법
EP1943643B1 (en) * 2005-11-04 2019-10-09 Nokia Technologies Oy Audio compression
EP2434485A4 (en) * 2009-05-19 2014-03-05 Korea Electronics Telecomm METHOD AND DEVICE FOR CODING AND DECODING AUDIO SIGNALS BY HIERARCHICAL CODING SINUSOIDAL IMPULSE
WO2011000408A1 (en) * 2009-06-30 2011-01-06 Nokia Corporation Audio coding
US9236063B2 (en) 2010-07-30 2016-01-12 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for dynamic bit allocation
US20130110522A1 (en) * 2011-10-21 2013-05-02 Samsung Electronics Co., Ltd. Energy lossless-encoding method and apparatus, audio encoding method and apparatus, energy lossless-decoding method and apparatus, and audio decoding method and apparatus
PT3321931T (pt) * 2011-10-28 2020-02-25 Fraunhofer Ges Forschung Aparelho de codificação e método de codificação

Also Published As

Publication number Publication date
PT2772913T (pt) 2018-05-10
US20160203825A1 (en) 2016-07-14
JP6768026B2 (ja) 2020-10-14
PT3624119T (pt) 2022-05-16
ES2668822T3 (es) 2018-05-22
JP2018132776A (ja) 2018-08-23
US10134410B2 (en) 2018-11-20
EP3624119A1 (en) 2020-03-18
US9472200B2 (en) 2016-10-18
PL3624119T3 (pl) 2022-06-20
EP3321931B1 (en) 2019-12-04
US20140257825A1 (en) 2014-09-11
ES2771104T3 (es) 2020-07-06
HK1254975A1 (en) 2019-08-02
EP3321931A1 (en) 2018-05-16
EP2772913B1 (en) 2018-02-14
EP2772913A1 (en) 2014-09-03
US20160379654A1 (en) 2016-12-29
JPWO2013061530A1 (ja) 2015-04-02
JP6332707B2 (ja) 2018-05-30
JP2017049620A (ja) 2017-03-09
EP3624119B1 (en) 2022-02-23
US9336787B2 (en) 2016-05-10
US10607617B2 (en) 2020-03-31
WO2013061530A1 (ja) 2013-05-02
PT3321931T (pt) 2020-02-25
US20190130924A1 (en) 2019-05-02
JP6062370B2 (ja) 2017-01-18
EP2772913A4 (en) 2015-05-06
PL3321931T3 (pl) 2020-06-01
ES2914499T3 (es) 2022-06-13

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