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PL3624119T3 - Urządzenie kodujące i sposób kodowania - Google Patents

Urządzenie kodujące i sposób kodowania

Info

Publication number
PL3624119T3
PL3624119T3 PL19205679T PL19205679T PL3624119T3 PL 3624119 T3 PL3624119 T3 PL 3624119T3 PL 19205679 T PL19205679 T PL 19205679T PL 19205679 T PL19205679 T PL 19205679T PL 3624119 T3 PL3624119 T3 PL 3624119T3
Authority
PL
Poland
Prior art keywords
encoding
encoding method
encoding apparatus
Prior art date
Application number
PL19205679T
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 PL3624119T3 publication Critical patent/PL3624119T3/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)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (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)
PL19205679T 2011-10-28 2012-10-12 Urządzenie kodujące i sposób kodowania PL3624119T3 (pl)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2011237818 2011-10-28
EP19205679.4A EP3624119B1 (en) 2011-10-28 2012-10-12 Encoding apparatus and encoding method
PCT/JP2012/006541 WO2013061530A1 (ja) 2011-10-28 2012-10-12 符号化装置および符号化方法
EP17209671.1A EP3321931B1 (en) 2011-10-28 2012-10-12 Encoding apparatus and encoding method
EP12843823.1A EP2772913B1 (en) 2011-10-28 2012-10-12 Encoding apparatus and encoding method

Publications (1)

Publication Number Publication Date
PL3624119T3 true PL3624119T3 (pl) 2022-06-20

Family

ID=48167386

Family Applications (3)

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

Family Applications After (2)

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

Country Status (8)

Country Link
US (4) US9336787B2 (pl)
EP (3) EP2772913B1 (pl)
JP (3) JP6062370B2 (pl)
ES (3) ES2668822T3 (pl)
HK (1) HK1254975A1 (pl)
PL (3) PL3624119T3 (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
US20140244274A1 (en) * 2011-10-19 2014-08-28 Panasonic Corporation Encoding device and encoding method
PL3624119T3 (pl) * 2011-10-28 2022-06-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Urządzenie kodujące i sposób kodowania
EP2830065A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for decoding an encoded audio signal using a cross-over filter around a transition frequency
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
EP2752843A1 (en) * 2004-11-05 2014-07-09 Panasonic Corporation Encoder, decoder, encoding method, and decoding method
KR100657916B1 (ko) * 2004-12-01 2006-12-14 삼성전자주식회사 주파수 대역간의 유사도를 이용한 오디오 신호 처리 장치및 방법
US8326638B2 (en) 2005-11-04 2012-12-04 Nokia Corporation Audio compression
US8805680B2 (en) * 2009-05-19 2014-08-12 Electronics And Telecommunications Research Institute Method and apparatus for encoding and decoding audio signal using layered sinusoidal pulse coding
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
KR102070429B1 (ko) * 2011-10-21 2020-01-28 삼성전자주식회사 에너지 무손실 부호화방법 및 장치, 오디오 부호화방법 및 장치, 에너지 무손실 복호화방법 및 장치, 및 오디오 복호화방법 및 장치
PL3624119T3 (pl) * 2011-10-28 2022-06-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Urządzenie kodujące i sposób kodowania

Also Published As

Publication number Publication date
WO2013061530A1 (ja) 2013-05-02
ES2771104T3 (es) 2020-07-06
PL2772913T3 (pl) 2018-08-31
US10134410B2 (en) 2018-11-20
JP6332707B2 (ja) 2018-05-30
EP3624119B1 (en) 2022-02-23
US20140257825A1 (en) 2014-09-11
EP3321931B1 (en) 2019-12-04
US9472200B2 (en) 2016-10-18
JPWO2013061530A1 (ja) 2015-04-02
US20160379654A1 (en) 2016-12-29
US20160203825A1 (en) 2016-07-14
EP3321931A1 (en) 2018-05-16
PT3321931T (pt) 2020-02-25
US9336787B2 (en) 2016-05-10
EP2772913B1 (en) 2018-02-14
EP2772913A1 (en) 2014-09-03
EP2772913A4 (en) 2015-05-06
ES2914499T3 (es) 2022-06-13
PT3624119T (pt) 2022-05-16
JP6062370B2 (ja) 2017-01-18
PT2772913T (pt) 2018-05-10
HK1254975A1 (zh) 2019-08-02
JP6768026B2 (ja) 2020-10-14
US20190130924A1 (en) 2019-05-02
PL3321931T3 (pl) 2020-06-01
EP3624119A1 (en) 2020-03-18
JP2017049620A (ja) 2017-03-09
JP2018132776A (ja) 2018-08-23
ES2668822T3 (es) 2018-05-22
US10607617B2 (en) 2020-03-31

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