JP6337122B2 - オーディオ信号エンコーダ - Google Patents

オーディオ信号エンコーダ Download PDF

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JP6337122B2
JP6337122B2 JP2016541299A JP2016541299A JP6337122B2 JP 6337122 B2 JP6337122 B2 JP 6337122B2 JP 2016541299 A JP2016541299 A JP 2016541299A JP 2016541299 A JP2016541299 A JP 2016541299A JP 6337122 B2 JP6337122 B2 JP 6337122B2
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vector
distance
code vector
determining
potential
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Japanese (ja)
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JP2017504829A5 (enExample
JP2017504829A (ja
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バシラケ アドリアナ
バシラケ アドリアナ
サカリ ラモ アンッシ
サカリ ラモ アンッシ
ユハニ ラークソネン ラッセ
ユハニ ラークソネン ラッセ
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ノキア テクノロジーズ オサケユイチア
ノキア テクノロジーズ オサケユイチア
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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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • G10L19/07—Line spectrum pair [LSP] 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
    • 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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio
    • 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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
JP2016541299A 2013-12-17 2013-12-17 オーディオ信号エンコーダ Active JP6337122B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2013/061034 WO2015092483A1 (en) 2013-12-17 2013-12-17 Audio signal encoder

Publications (3)

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JP2017504829A JP2017504829A (ja) 2017-02-09
JP2017504829A5 JP2017504829A5 (enExample) 2017-12-14
JP6337122B2 true JP6337122B2 (ja) 2018-06-06

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JP2016541299A Active JP6337122B2 (ja) 2013-12-17 2013-12-17 オーディオ信号エンコーダ

Country Status (8)

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US (1) US9892742B2 (enExample)
EP (1) EP3084761B9 (enExample)
JP (1) JP6337122B2 (enExample)
KR (1) KR101868252B1 (enExample)
CN (1) CN106030703B (enExample)
ES (1) ES2786198T7 (enExample)
RU (1) RU2665287C2 (enExample)
WO (1) WO2015092483A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115132214A (zh) 2018-06-29 2022-09-30 华为技术有限公司 立体声信号的编码、解码方法、编码装置和解码装置
US11348594B2 (en) * 2020-06-11 2022-05-31 Qualcomm Incorporated Stream conformant bit error resilience
US12149263B2 (en) 2022-12-12 2024-11-19 Cisco Technology, Inc. Computationally efficient and bitrate scalable soft vector quantization

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0556008A (ja) * 1990-10-17 1993-03-05 Hitachi Ltd ベクトル量子化装置
JPH10276095A (ja) * 1997-03-28 1998-10-13 Toshiba Corp 符号化器及び復号化器
US7072832B1 (en) * 1998-08-24 2006-07-04 Mindspeed Technologies, Inc. System for speech encoding having an adaptive encoding arrangement
CN100387061C (zh) * 1999-11-29 2008-05-07 索尼公司 视频/音频信号处理方法和视频/音频信号处理设备
US7003454B2 (en) * 2001-05-16 2006-02-21 Nokia Corporation Method and system for line spectral frequency vector quantization in speech codec
KR100446630B1 (ko) * 2002-05-08 2004-09-04 삼성전자주식회사 음성신호에 대한 벡터 양자화 및 역 벡터 양자화 장치와그 방법
CA2388358A1 (en) 2002-05-31 2003-11-30 Voiceage Corporation A method and device for multi-rate lattice vector quantization
EP1709743A1 (fr) * 2004-01-30 2006-10-11 France Telecom S.A. Quantification vectorielle en dimension et resolution variables
WO2007035148A2 (en) * 2005-09-23 2007-03-29 Telefonaktiebolaget Lm Ericsson (Publ) Successively refinable lattice vector quantization
US7966175B2 (en) * 2006-10-18 2011-06-21 Polycom, Inc. Fast lattice vector quantization
US8521540B2 (en) * 2007-08-17 2013-08-27 Qualcomm Incorporated Encoding and/or decoding digital signals using a permutation value
US20100274556A1 (en) 2008-01-16 2010-10-28 Panasonic Corporation Vector quantizer, vector inverse quantizer, and methods therefor
CN102132494B (zh) * 2008-04-16 2013-10-02 华为技术有限公司 通信方法和通信装置
JP5425066B2 (ja) * 2008-06-19 2014-02-26 パナソニック株式会社 量子化装置、符号化装置およびこれらの方法
CN101430881B (zh) * 2008-11-10 2013-04-17 华为技术有限公司 一种编码、解码、编解码方法、编解码系统以及相关装置
US9318115B2 (en) * 2010-11-26 2016-04-19 Nokia Technologies Oy Efficient coding of binary strings for low bit rate entropy audio coding
PL2727106T3 (pl) * 2011-07-01 2020-03-31 Nokia Technologies Oy Wieloskalowe wyszukiwanie w książce kodów
US10109287B2 (en) 2012-10-30 2018-10-23 Nokia Technologies Oy Method and apparatus for resilient vector quantization
US9191256B2 (en) * 2012-12-03 2015-11-17 Digital PowerRadio, LLC Systems and methods for advanced iterative decoding and channel estimation of concatenated coding systems

Also Published As

Publication number Publication date
KR101868252B1 (ko) 2018-06-15
RU2665287C2 (ru) 2018-08-28
EP3084761B1 (en) 2020-03-25
CN106030703A (zh) 2016-10-12
CN106030703B (zh) 2020-02-04
ES2786198T3 (es) 2020-10-09
EP3084761B9 (en) 2025-06-11
US9892742B2 (en) 2018-02-13
EP3084761B3 (en) 2025-04-02
EP3084761A4 (en) 2017-05-31
US20160314797A1 (en) 2016-10-27
RU2016125708A (ru) 2018-01-23
EP3084761A1 (en) 2016-10-26
ES2786198T7 (en) 2025-06-13
KR20160099684A (ko) 2016-08-22
WO2015092483A1 (en) 2015-06-25
JP2017504829A (ja) 2017-02-09

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