PL3594945T3 - Kodowanie sygnału dźwiękowego - Google Patents

Kodowanie sygnału dźwiękowego

Info

Publication number
PL3594945T3
PL3594945T3 PL19190297T PL19190297T PL3594945T3 PL 3594945 T3 PL3594945 T3 PL 3594945T3 PL 19190297 T PL19190297 T PL 19190297T PL 19190297 T PL19190297 T PL 19190297T PL 3594945 T3 PL3594945 T3 PL 3594945T3
Authority
PL
Poland
Prior art keywords
coding
sound signal
sound
signal
Prior art date
Application number
PL19190297T
Other languages
English (en)
Inventor
Takehiro Moriya
Yutaka Kamamoto
Noboru Harada
Original Assignee
Nippon Telegraph And Telephone Corporation
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 Nippon Telegraph And Telephone Corporation filed Critical Nippon Telegraph And Telephone Corporation
Publication of PL3594945T3 publication Critical patent/PL3594945T3/pl

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
    • G10L19/04—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
    • 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
    • G10L19/04—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
    • 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
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • 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
    • G10L2019/0016—Codebook for LPC parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL19190297T 2014-05-01 2015-03-16 Kodowanie sygnału dźwiękowego PL3594945T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2014094759 2014-05-01
EP15785337.5A EP3139383B1 (en) 2014-05-01 2015-03-16 Coding and decoding of a sound signal
PCT/JP2015/057728 WO2015166734A1 (ja) 2014-05-01 2015-03-16 符号化装置、復号装置、及びその方法、プログラム
EP19190297.2A EP3594945B1 (en) 2014-05-01 2015-03-16 Coding of a sound signal

Publications (1)

Publication Number Publication Date
PL3594945T3 true PL3594945T3 (pl) 2021-05-04

Family

ID=54358474

Family Applications (4)

Application Number Title Priority Date Filing Date
PL20197768T PL3786949T3 (pl) 2014-05-01 2015-03-16 Kodowanie sygnału dźwiękowego
PL19190297T PL3594945T3 (pl) 2014-05-01 2015-03-16 Kodowanie sygnału dźwiękowego
PL19190309T PL3594946T3 (pl) 2014-05-01 2015-03-16 Dekodowanie sygnału dźwiękowego
PL15785337T PL3139383T3 (pl) 2014-05-01 2015-03-16 Kodowanie i dekodowanie sygnału dźwiękowego

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PL20197768T PL3786949T3 (pl) 2014-05-01 2015-03-16 Kodowanie sygnału dźwiękowego

Family Applications After (2)

Application Number Title Priority Date Filing Date
PL19190309T PL3594946T3 (pl) 2014-05-01 2015-03-16 Dekodowanie sygnału dźwiękowego
PL15785337T PL3139383T3 (pl) 2014-05-01 2015-03-16 Kodowanie i dekodowanie sygnału dźwiękowego

Country Status (8)

Country Link
US (5) US10074376B2 (pl)
EP (4) EP3786949B1 (pl)
JP (4) JP6301452B2 (pl)
KR (3) KR101883823B1 (pl)
CN (4) CN110875047B (pl)
ES (4) ES2912595T3 (pl)
PL (4) PL3786949T3 (pl)
WO (1) WO2015166734A1 (pl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102372369B1 (ko) 2021-04-02 2022-03-10 주식회사 강림퓨얼테크 친환경 가탄제 조성물

Family Cites Families (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06118998A (ja) * 1992-10-01 1994-04-28 Matsushita Electric Ind Co Ltd ベクトル量子化装置
JP2624130B2 (ja) * 1993-07-29 1997-06-25 日本電気株式会社 音声符号化方式
US5913446A (en) 1994-06-21 1999-06-22 Von Holdt, Sr.; John W. Plastic bucket and lid
US6460036B1 (en) * 1994-11-29 2002-10-01 Pinpoint Incorporated System and method for providing customized electronic newspapers and target advertisements
JP3283152B2 (ja) * 1995-02-27 2002-05-20 松下電器産業株式会社 音声パラメータ量子化装置およびベクトル量子化装置
JP3067676B2 (ja) * 1997-02-13 2000-07-17 日本電気株式会社 Ｌｓｐの予測符号化装置及び方法
EP0921491A1 (en) * 1997-12-05 1999-06-09 Datalogic S.P.A. Method of estimating the mid-points of bar code elements"
JP4308345B2 (ja) * 1998-08-21 2009-08-05 パナソニック株式会社 マルチモード音声符号化装置及び復号化装置
SE9903553D0 (sv) * 1999-01-27 1999-10-01 Lars Liljeryd Enhancing percepptual performance of SBR and related coding methods by adaptive noise addition (ANA) and noise substitution limiting (NSL)
US6377915B1 (en) * 1999-03-17 2002-04-23 Yrp Advanced Mobile Communication Systems Research Laboratories Co., Ltd. Speech decoding using mix ratio table
US7167828B2 (en) * 2000-01-11 2007-01-23 Matsushita Electric Industrial Co., Ltd. Multimode speech coding apparatus and decoding apparatus
JP2002055699A (ja) * 2000-08-10 2002-02-20 Mitsubishi Electric Corp 音声符号化装置および音声符号化方法
JP3590342B2 (ja) * 2000-10-18 2004-11-17 日本電信電話株式会社 信号符号化方法、装置及び信号符号化プログラムを記録した記録媒体
JP3806344B2 (ja) * 2000-11-30 2006-08-09 松下電器産業株式会社 定常雑音区間検出装置及び定常雑音区間検出方法
KR100910282B1 (ko) * 2000-11-30 2009-08-03 파나소닉 주식회사 Ｌｐｃ 파라미터의 벡터 양자화 장치, ｌｐｃ 파라미터복호화 장치, 기록 매체, 음성 부호화 장치, 음성 복호화장치, 음성 신호 송신 장치, 및 음성 신호 수신 장치
US6947551B2 (en) * 2001-03-26 2005-09-20 Tellabs Operations, Inc. Apparatus and method of time delay estimation
JP3636094B2 (ja) * 2001-05-07 2005-04-06 ソニー株式会社 信号符号化装置及び方法、並びに信号復号装置及び方法
JP3472279B2 (ja) * 2001-06-04 2003-12-02 パナソニック モバイルコミュニケーションズ株式会社 音声符号化パラメータ符号化方法及び装置
DE10133945A1 (de) * 2001-07-17 2003-02-06 Bosch Gmbh Robert Verfahren und Vorrichtung zum Austausch und zur Verarbeitung von Daten
US8442276B2 (en) * 2006-03-03 2013-05-14 Honeywell International Inc. Invariant radial iris segmentation
BRPI0510303A (pt) * 2004-04-27 2007-10-02 Matsushita Electric Ind Co Ltd dispositivo de codificação escalável, dispositivo de decodificação escalável, e seu método
RU2404506C2 (ru) * 2004-11-05 2010-11-20 Панасоник Корпорэйшн Устройство масштабируемого декодирования и устройство масштабируемого кодирования
KR20060067016A (ko) * 2004-12-14 2006-06-19 엘지전자 주식회사 음성 부호화 장치 및 방법
EP1851866B1 (en) * 2005-02-23 2011-08-17 Telefonaktiebolaget LM Ericsson (publ) Adaptive bit allocation for multi-channel audio encoding
CN101273404B (zh) * 2005-09-30 2012-07-04 松下电器产业株式会社 语音编码装置以及语音编码方法
AU2007318506B2 (en) * 2006-11-10 2012-03-08 Iii Holdings 12, Llc Parameter decoding device, parameter encoding device, and parameter decoding method
FR2912249A1 (fr) * 2007-02-02 2008-08-08 France Telecom Codage/decodage perfectionnes de signaux audionumeriques.
JP4871894B2 (ja) * 2007-03-02 2012-02-08 パナソニック株式会社 符号化装置、復号装置、符号化方法および復号方法
JP5006774B2 (ja) * 2007-12-04 2012-08-22 日本電信電話株式会社 符号化方法、復号化方法、これらの方法を用いた装置、プログラム、記録媒体
WO2009075326A1 (ja) * 2007-12-11 2009-06-18 Nippon Telegraph And Telephone Corporation 符号化方法、復号化方法、これらの方法を用いた装置、プログラム、記録媒体
ES2629453T3 (es) * 2007-12-21 2017-08-09 Iii Holdings 12, Llc Codificador, descodificador y procedimiento de codificación
JP5013293B2 (ja) * 2008-02-29 2012-08-29 日本電信電話株式会社 符号化装置、復号化装置、符号化方法、復号化方法、プログラム、記録媒体
JP5038995B2 (ja) * 2008-08-25 2012-10-03 株式会社東芝 声質変換装置及び方法、音声合成装置及び方法
JP4735711B2 (ja) * 2008-12-17 2011-07-27 ソニー株式会社 情報符号化装置
US20100191534A1 (en) * 2009-01-23 2010-07-29 Qualcomm Incorporated Method and apparatus for compression or decompression of digital signals
FR2943875A1 (fr) * 2009-03-31 2010-10-01 France Telecom Procede et dispositif de classification du bruit de fond contenu dans un signal audio.
CN102422540B (zh) * 2009-05-20 2015-08-26 日本电信电话株式会社 编码方法、编码装置、解码方法、解码装置、程序以及记录介质
EP2511904A4 (en) * 2009-12-10 2013-08-21 Lg Electronics Inc METHOD AND APPARATUS FOR ENCODING A SPEECH SIGNAL
CN102959871B (zh) * 2010-07-05 2016-09-21 日本电信电话株式会社 编码方法、解码方法、编码装置、解码装置、程序及记录介质
RU2571561C2 (ru) * 2011-04-05 2015-12-20 Ниппон Телеграф Энд Телефон Корпорейшн Способ кодирования, способ декодирования, кодер, декодер, программа и носитель записи
JP5663461B2 (ja) * 2011-12-06 2015-02-04 日本電信電話株式会社 符号化方法、符号化装置、プログラム、記録媒体
CN103093757B (zh) * 2012-01-17 2014-10-29 大连理工大学 一种窄带码流转换为宽带码流的转换方法
EP2887349B1 (en) * 2012-10-01 2017-11-15 Nippon Telegraph and Telephone Corporation Coding method, coding device, program, and recording medium
CN103325375B (zh) * 2013-06-05 2016-05-04 上海交通大学 一种极低码率语音编解码设备及编解码方法

Also Published As

Publication number Publication date
PL3139383T3 (pl) 2020-03-31
JP6668531B2 (ja) 2020-03-18
CN106463137B (zh) 2019-12-10
JP2019113859A (ja) 2019-07-11
EP3594945B1 (en) 2020-11-04
US10074376B2 (en) 2018-09-11
ES2761681T3 (es) 2020-05-20
PL3594946T3 (pl) 2021-03-08
EP3139383A1 (en) 2017-03-08
US10529350B2 (en) 2020-01-07
US20200090673A1 (en) 2020-03-19
JP2018063457A (ja) 2018-04-19
EP3594946A1 (en) 2020-01-15
US20190287545A1 (en) 2019-09-19
JP6301452B2 (ja) 2018-03-28
JPWO2015166734A1 (ja) 2017-04-20
JP2019109542A (ja) 2019-07-04
EP3139383B1 (en) 2019-09-25
KR20180058846A (ko) 2018-06-01
JP6495492B2 (ja) 2019-04-03
CN110534122B (zh) 2022-10-21
EP3139383A4 (en) 2017-10-11
CN110875048A (zh) 2020-03-10
PL3786949T3 (pl) 2022-05-02
US20180330741A1 (en) 2018-11-15
EP3594945A1 (en) 2020-01-15
CN110875048B (zh) 2023-06-09
KR20160138558A (ko) 2016-12-05
EP3594946B1 (en) 2020-10-28
KR101860888B1 (ko) 2018-05-28
CN110875047B (zh) 2023-06-09
ES2843300T3 (es) 2021-07-16
CN110875047A (zh) 2020-03-10
KR20180059561A (ko) 2018-06-04
US10381015B2 (en) 2019-08-13
KR101883817B1 (ko) 2018-07-31
WO2015166734A1 (ja) 2015-11-05
CN106463137A (zh) 2017-02-22
US10811021B2 (en) 2020-10-20
ES2840349T3 (es) 2021-07-06
US20190304476A1 (en) 2019-10-03
EP3786949A1 (en) 2021-03-03
US10553229B2 (en) 2020-02-04
EP3786949B1 (en) 2022-02-16
JP6668532B2 (ja) 2020-03-18
KR101883823B1 (ko) 2018-08-01
CN110534122A (zh) 2019-12-03
US20170047075A1 (en) 2017-02-16
ES2912595T3 (es) 2022-05-26

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