HK1096760A1 - Device and method for processing a signal with a sequence of discrete values - Google Patents

Device and method for processing a signal with a sequence of discrete values

Info

Publication number
HK1096760A1
HK1096760A1 HK07101543.3A HK07101543A HK1096760A1 HK 1096760 A1 HK1096760 A1 HK 1096760A1 HK 07101543 A HK07101543 A HK 07101543A HK 1096760 A1 HK1096760 A1 HK 1096760A1
Authority
HK
Hong Kong
Prior art keywords
sequence
signal
values
frequency range
energy
Prior art date
Application number
HK07101543.3A
Other languages
English (en)
Inventor
Ralf Geiger
Gerald Schuller
Thomas Sporer
Original Assignee
Fraunhofer Ges Forschung
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 Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of HK1096760A1 publication Critical patent/HK1096760A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • 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
    • 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
    • G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Communication Control (AREA)
  • Complex Calculations (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
HK07101543.3A 2003-10-02 2007-02-09 Device and method for processing a signal with a sequence of discrete values HK1096760A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10345995A DE10345995B4 (de) 2003-10-02 2003-10-02 Vorrichtung und Verfahren zum Verarbeiten eines Signals mit einer Sequenz von diskreten Werten
PCT/EP2004/010854 WO2005034088A1 (fr) 2003-10-02 2004-09-28 Procede et dispositif pour traiter un signal au moyen d'une sequence de valeurs discretes

Publications (1)

Publication Number Publication Date
HK1096760A1 true HK1096760A1 (en) 2007-06-08

Family

ID=34399211

Family Applications (1)

Application Number Title Priority Date Filing Date
HK07101543.3A HK1096760A1 (en) 2003-10-02 2007-02-09 Device and method for processing a signal with a sequence of discrete values

Country Status (18)

Country Link
US (1) US7917564B2 (fr)
EP (1) EP1647009B1 (fr)
JP (1) JP4439522B2 (fr)
KR (1) KR100778349B1 (fr)
CN (1) CN1860527B (fr)
AT (1) ATE349753T1 (fr)
AU (1) AU2004278828B2 (fr)
BR (1) BRPI0414618B1 (fr)
CA (1) CA2541116C (fr)
DE (2) DE10345995B4 (fr)
ES (1) ES2278338T3 (fr)
HK (1) HK1096760A1 (fr)
IL (1) IL173730A (fr)
MX (1) MXPA06003620A (fr)
NO (1) NO337159B1 (fr)
PT (1) PT1647009E (fr)
RU (1) RU2325708C2 (fr)
WO (1) WO2005034088A1 (fr)

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DE10345996A1 (de) 2003-10-02 2005-04-28 Fraunhofer Ges Forschung Vorrichtung und Verfahren zum Verarbeiten von wenigstens zwei Eingangswerten
EP2063417A1 (fr) * 2007-11-23 2009-05-27 Deutsche Thomson OHG Formage de l'erreur d'arrondi pour le codage et décodage basés sur des transformées entières
KR100992675B1 (ko) 2007-12-21 2010-11-05 한국전자통신연구원 오디오 부호화 및 복호화 방법과 그 장치
CA2871268C (fr) * 2008-07-11 2015-11-03 Nikolaus Rettelbach Encodeur audio, decodeur audio, procedes d'encodage et de decodage d'un signal audio, flux audio et programme d'ordinateur
JP5551695B2 (ja) * 2008-07-11 2014-07-16 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ 音声符号器、音声復号器、音声符号化方法、音声復号化方法およびコンピュータプログラム
EP2146344B1 (fr) * 2008-07-17 2016-07-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Schéma de codage/décodage audio disposant d'une dérivation connectable
KR101315617B1 (ko) 2008-11-26 2013-10-08 광운대학교 산학협력단 모드 스위칭에 기초하여 윈도우 시퀀스를 처리하는 통합 음성/오디오 부/복호화기
US9384748B2 (en) 2008-11-26 2016-07-05 Electronics And Telecommunications Research Institute Unified Speech/Audio Codec (USAC) processing windows sequence based mode switching
KR101424944B1 (ko) 2008-12-15 2014-08-01 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 오디오 인코더 및 대역폭 확장 디코더
RU2523035C2 (ru) * 2008-12-15 2014-07-20 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. Аудио кодер и декодер, увеличивающий полосу частот
KR101316979B1 (ko) * 2009-01-28 2013-10-11 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 오디오 코딩
JP5754899B2 (ja) * 2009-10-07 2015-07-29 ソニー株式会社 復号装置および方法、並びにプログラム
CN102081926B (zh) * 2009-11-27 2013-06-05 中兴通讯股份有限公司 格型矢量量化音频编解码方法和系统
EP3239978B1 (fr) 2011-02-14 2018-12-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codage et décodage des positions des impulsions des voies d'un signal audio
AU2012217158B2 (en) * 2011-02-14 2014-02-27 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Information signal representation using lapped transform
AU2012217156B2 (en) 2011-02-14 2015-03-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Linear prediction based coding scheme using spectral domain noise shaping
CA2827249C (fr) 2011-02-14 2016-08-23 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Appareil et procede permettant de traiter un signal audio decode dans un domaine spectral
MX2013009304A (es) 2011-02-14 2013-10-03 Fraunhofer Ges Forschung Aparato y metodo para codificar una porcion de una señal de audio utilizando deteccion de un transiente y resultado de calidad.
FR2977439A1 (fr) * 2011-06-28 2013-01-04 France Telecom Fenetres de ponderation en codage/decodage par transformee avec recouvrement, optimisees en retard.
WO2013107602A1 (fr) 2012-01-20 2013-07-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Appareil et procédé de codage et de décodage audio par substitution sinusoïdale
EP2757558A1 (fr) * 2013-01-18 2014-07-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Réglage du niveau de domaine temporel pour codage ou décodage de signal audio
EP2830061A1 (fr) 2013-07-22 2015-01-28 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Appareil et procédé permettant de coder et de décoder un signal audio codé au moyen de mise en forme de bruit/ patch temporel
CN106409303B (zh) * 2014-04-29 2019-09-20 华为技术有限公司 处理信号的方法及设备
CN107452391B (zh) * 2014-04-29 2020-08-25 华为技术有限公司 音频编码方法及相关装置
WO2016142002A1 (fr) 2015-03-09 2016-09-15 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Codeur audio, décodeur audio, procédé de codage de signal audio et procédé de décodage de signal audio codé
US10448053B2 (en) * 2016-02-15 2019-10-15 Qualcomm Incorporated Multi-pass non-separable transforms for video coding
EP3276620A1 (fr) 2016-07-29 2018-01-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Réduction de repliement de domaine temporel des bancs de filtres non-uniformes utilisant l'analyse spectrale suivie par synthèse partielle
WO2018201113A1 (fr) 2017-04-28 2018-11-01 Dts, Inc. Fenêtre de codeur audio et implémentations de transformées

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GB9509831D0 (en) 1995-05-15 1995-07-05 Gerzon Michael A Lossless coding method for waveform data
FR2765419B1 (fr) 1997-06-27 1999-09-17 Thomson Csf Dispositif de generation de signaux analogiques a partir de convertisseurs analogique-numerique, notamment pour la synthese numerique directe
CA2233831A1 (fr) * 1998-03-31 1999-09-30 Tom Riley Synthetiseur fractionnaire-n numerique sigma
KR20020064758A (ko) 2000-06-06 2002-08-09 사카이 야스에 압축 방법 및 장치, 신장 방법 및 장치, 압축 신장시스템, 기록 매체, 프로그램
DE10129240A1 (de) * 2001-06-18 2003-01-02 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Verarbeiten von zeitdiskreten Audio-Abtastwerten
US7197525B2 (en) * 2002-11-26 2007-03-27 Analog Devices, Inc. Method and system for fixed point fast fourier transform with improved SNR
DE10331803A1 (de) 2003-07-14 2005-02-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Umsetzen in eine transformierte Darstellung oder zum inversen Umsetzen der transformierten Darstellung

Also Published As

Publication number Publication date
KR20060054472A (ko) 2006-05-22
IL173730A0 (en) 2006-07-05
DE502004002475D1 (de) 2007-02-08
CN1860527A (zh) 2006-11-08
RU2325708C2 (ru) 2008-05-27
DE10345995B4 (de) 2005-07-07
KR100778349B1 (ko) 2007-11-21
PT1647009E (pt) 2007-03-30
ES2278338T3 (es) 2007-08-01
DE10345995A1 (de) 2005-05-12
JP4439522B2 (ja) 2010-03-24
NO337159B1 (no) 2016-02-01
US7917564B2 (en) 2011-03-29
RU2006110566A (ru) 2007-10-20
ATE349753T1 (de) 2007-01-15
AU2004278828A1 (en) 2005-04-14
BRPI0414618A (pt) 2006-11-07
IL173730A (en) 2010-06-30
CN1860527B (zh) 2010-04-14
CA2541116C (fr) 2010-12-21
NO20061870L (no) 2006-04-28
US20060210180A1 (en) 2006-09-21
EP1647009B1 (fr) 2006-12-27
BRPI0414618B1 (pt) 2019-02-12
CA2541116A1 (fr) 2005-04-14
MXPA06003620A (es) 2006-06-05
AU2004278828B2 (en) 2008-01-10
EP1647009A1 (fr) 2006-04-19
JP2007510167A (ja) 2007-04-19
WO2005034088A1 (fr) 2005-04-14

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Effective date: 20240927