JP5031829B2 - 符号化装置、復号化装置、符号化方法、復号化方法及びコンピュータで読み取り可能な記録媒体 - Google Patents

符号化装置、復号化装置、符号化方法、復号化方法及びコンピュータで読み取り可能な記録媒体 Download PDF

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JP5031829B2
JP5031829B2 JP2009516401A JP2009516401A JP5031829B2 JP 5031829 B2 JP5031829 B2 JP 5031829B2 JP 2009516401 A JP2009516401 A JP 2009516401A JP 2009516401 A JP2009516401 A JP 2009516401A JP 5031829 B2 JP5031829 B2 JP 5031829B2
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signal
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JP2009541790A (ja
Inventor
ソン，チャン−ヨン
オー，ウン−ミ
ジュー，ギ−ヒョン
キム，ジュン−フェ
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Samsung Electronics Co Ltd
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Samsung Electronics Co Ltd
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Priority claimed from PCT/KR2007/003007 external-priority patent/WO2007148925A1/en
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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
    • G10L19/02—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
    • 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
    • G10L19/04—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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • 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

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  • 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)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2009516401A 2006-06-21 2007-06-21 符号化装置、復号化装置、符号化方法、復号化方法及びコンピュータで読み取り可能な記録媒体 Active JP5031829B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR20060056070 2006-06-21
KR10-2006-0056070 2006-06-21
KR1020070060688A KR101390188B1 (ko) 2006-06-21 2007-06-20 적응적 고주파수영역 부호화 및 복호화 방법 및 장치
KR10-2007-0060688 2007-06-20
PCT/KR2007/003007 WO2007148925A1 (en) 2006-06-21 2007-06-21 Method and apparatus for adaptively encoding and decoding high frequency band

Related Child Applications (1)

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JP2012143873A Division JP5684756B2 (ja) 2006-06-21 2012-06-27 符号化方法及び復号化方法

Publications (2)

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JP2009541790A JP2009541790A (ja) 2009-11-26
JP5031829B2 true JP5031829B2 (ja) 2012-09-26

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JP2012143873A Active JP5684756B2 (ja) 2006-06-21 2012-06-27 符号化方法及び復号化方法

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KR (2) KR101390188B1 (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012208514A (ja) * 2006-06-21 2012-10-25 Samsung Electronics Co Ltd 符号化方法及び復号化方法
US9159333B2 (en) 2006-06-21 2015-10-13 Samsung Electronics Co., Ltd. Method and apparatus for adaptively encoding and decoding high frequency band

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101434198B1 (ko) * 2006-11-17 2014-08-26 삼성전자주식회사 신호 복호화 방법
KR101826331B1 (ko) 2010-09-15 2018-03-22 삼성전자주식회사 고주파수 대역폭 확장을 위한 부호화/복호화 장치 및 방법
RU2596584C2 (ru) * 2010-10-25 2016-09-10 Войсэйдж Корпорейшн Кодирование обобщенных аудиосигналов на низких скоростях передачи битов и с низкой задержкой
MY186055A (en) * 2010-12-29 2021-06-17 Samsung Electronics Co Ltd Coding apparatus and decoding apparatus with bandwidth extension
BR112013033900B1 (pt) 2011-06-30 2022-03-15 Samsung Electronics Co., Ltd Método para gerar um sinal estendido de largura de banda para decodificação de áudio
CN103035248B (zh) * 2011-10-08 2015-01-21 华为技术有限公司 音频信号编码方法和装置
CN111312277B (zh) * 2014-03-03 2023-08-15 三星电子株式会社 用于带宽扩展的高频解码的方法及设备
CN106409304B (zh) 2014-06-12 2020-08-25 华为技术有限公司 一种音频信号的时域包络处理方法及装置、编码器
JPWO2022009505A1 (ko) * 2020-07-07 2022-01-13

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JPH0946233A (ja) * 1995-07-31 1997-02-14 Kokusai Electric Co Ltd 音声符号化方法とその装置、音声復号方法とその装置
US6167375A (en) * 1997-03-17 2000-12-26 Kabushiki Kaisha Toshiba Method for encoding and decoding a speech signal including background noise
EP0878790A1 (en) * 1997-05-15 1998-11-18 Hewlett-Packard Company Voice coding system and method
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
JP4907826B2 (ja) * 2000-02-29 2012-04-04 クゥアルコム・インコーポレイテッド 閉ループのマルチモードの混合領域の線形予測音声コーダ
FR2807897B1 (fr) * 2000-04-18 2003-07-18 France Telecom Methode et dispositif d'enrichissement spectral
SE0004163D0 (sv) * 2000-11-14 2000-11-14 Coding Technologies Sweden Ab Enhancing perceptual performance of high frequency reconstruction coding methods by adaptive filtering
WO2002093561A1 (de) 2001-05-11 2002-11-21 Siemens Aktiengesellschaft Verfahren zur erweiterung der bandbreite eines schmalbandig gefilterten sprachsignals, insbesondere eines von einem telekommunikationsgerät gesendeten sprachsignals
SE0202159D0 (sv) * 2001-07-10 2002-07-09 Coding Technologies Sweden Ab Efficientand scalable parametric stereo coding for low bitrate applications
US6988066B2 (en) 2001-10-04 2006-01-17 At&T Corp. Method of bandwidth extension for narrow-band speech
JP3926726B2 (ja) * 2001-11-14 2007-06-06 松下電器産業株式会社 符号化装置および復号化装置
JP4399185B2 (ja) * 2002-04-11 2010-01-13 パナソニック株式会社 符号化装置および復号化装置
US7318035B2 (en) * 2003-05-08 2008-01-08 Dolby Laboratories Licensing Corporation Audio coding systems and methods using spectral component coupling and spectral component regeneration
JP4789622B2 (ja) * 2003-09-16 2011-10-12 パナソニック株式会社 スペクトル符号化装置、スケーラブル符号化装置、復号化装置、およびこれらの方法
EP2221808B1 (en) * 2003-10-23 2012-07-11 Panasonic Corporation Spectrum coding apparatus, spectrum decoding apparatus, acoustic signal transmission apparatus, acoustic signal reception apparatus and methods thereof
WO2006025313A1 (ja) * 2004-08-31 2006-03-09 Matsushita Electric Industrial Co., Ltd. 音声符号化装置、音声復号化装置、通信装置及び音声符号化方法
KR101390188B1 (ko) * 2006-06-21 2014-04-30 삼성전자주식회사 적응적 고주파수영역 부호화 및 복호화 방법 및 장치

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012208514A (ja) * 2006-06-21 2012-10-25 Samsung Electronics Co Ltd 符号化方法及び復号化方法
US9159333B2 (en) 2006-06-21 2015-10-13 Samsung Electronics Co., Ltd. Method and apparatus for adaptively encoding and decoding high frequency band
US9847095B2 (en) 2006-06-21 2017-12-19 Samsung Electronics Co., Ltd. Method and apparatus for adaptively encoding and decoding high frequency band

Also Published As

Publication number Publication date
JP2012208514A (ja) 2012-10-25
JP2009541790A (ja) 2009-11-26
KR101390188B1 (ko) 2014-04-30
KR20070121558A (ko) 2007-12-27
KR20130114038A (ko) 2013-10-16
JP5684756B2 (ja) 2015-03-18
KR101376099B1 (ko) 2014-03-19

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