KR100462611B1 - 하모닉 성분을 이용한 오디오 코딩방법 및 장치 - Google Patents

하모닉 성분을 이용한 오디오 코딩방법 및 장치 Download PDF

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Publication number
KR100462611B1
KR100462611B1 KR10-2002-0036310A KR20020036310A KR100462611B1 KR 100462611 B1 KR100462611 B1 KR 100462611B1 KR 20020036310 A KR20020036310 A KR 20020036310A KR 100462611 B1 KR100462611 B1 KR 100462611B1
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KR
South Korea
Prior art keywords
audio data
harmonic component
pcm audio
mdct
data
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Expired - Fee Related
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KR10-2002-0036310A
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English (en)
Korean (ko)
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KR20040001184A (ko
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하호진
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삼성전자주식회사
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Priority to KR10-2002-0036310A priority Critical patent/KR100462611B1/ko
Application filed by 삼성전자주식회사 filed Critical 삼성전자주식회사
Priority to JP2003562916A priority patent/JP2005531014A/ja
Priority to CA002490064A priority patent/CA2490064A1/en
Priority to CNB028293487A priority patent/CN1262990C/zh
Priority to DE10297751T priority patent/DE10297751B4/de
Priority to PCT/KR2002/002348 priority patent/WO2003063135A1/en
Priority to GB0427660A priority patent/GB2408184B/en
Priority to RU2004138088/09A priority patent/RU2289858C2/ru
Priority to US10/340,828 priority patent/US20040002854A1/en
Publication of KR20040001184A publication Critical patent/KR20040001184A/ko
Application granted granted Critical
Publication of KR100462611B1 publication Critical patent/KR100462611B1/ko
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Expired - Fee Related legal-status Critical Current

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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
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction

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  • 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)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
KR10-2002-0036310A 2002-06-27 2002-06-27 하모닉 성분을 이용한 오디오 코딩방법 및 장치 Expired - Fee Related KR100462611B1 (ko)

Priority Applications (9)

Application Number Priority Date Filing Date Title
KR10-2002-0036310A KR100462611B1 (ko) 2002-06-27 2002-06-27 하모닉 성분을 이용한 오디오 코딩방법 및 장치
CA002490064A CA2490064A1 (en) 2002-06-27 2002-12-12 Audio coding method and apparatus using harmonic extraction
CNB028293487A CN1262990C (zh) 2002-06-27 2002-12-12 利用谐波提取的音频编码方法和设备
DE10297751T DE10297751B4 (de) 2002-06-27 2002-12-12 Audiocodierverfahren und Vorrichtung, die die Harmonischen-Extraktion verwenden
JP2003562916A JP2005531014A (ja) 2002-06-27 2002-12-12 ハーモニック成分を利用したオーディオコーディング方法及び装置
PCT/KR2002/002348 WO2003063135A1 (en) 2002-06-27 2002-12-12 Audio coding method and apparatus using harmonic extraction
GB0427660A GB2408184B (en) 2002-06-27 2002-12-12 Audio coding method and apparatus using harmonic extraction
RU2004138088/09A RU2289858C2 (ru) 2002-06-27 2002-12-12 Способ и устройство кодирования аудиосигнала с использованием извлечения гармоник
US10/340,828 US20040002854A1 (en) 2002-06-27 2003-01-13 Audio coding method and apparatus using harmonic extraction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR10-2002-0036310A KR100462611B1 (ko) 2002-06-27 2002-06-27 하모닉 성분을 이용한 오디오 코딩방법 및 장치

Publications (2)

Publication Number Publication Date
KR20040001184A KR20040001184A (ko) 2004-01-07
KR100462611B1 true KR100462611B1 (ko) 2004-12-20

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KR10-2002-0036310A Expired - Fee Related KR100462611B1 (ko) 2002-06-27 2002-06-27 하모닉 성분을 이용한 오디오 코딩방법 및 장치

Country Status (9)

Country Link
US (1) US20040002854A1 (https=)
JP (1) JP2005531014A (https=)
KR (1) KR100462611B1 (https=)
CN (1) CN1262990C (https=)
CA (1) CA2490064A1 (https=)
DE (1) DE10297751B4 (https=)
GB (1) GB2408184B (https=)
RU (1) RU2289858C2 (https=)
WO (1) WO2003063135A1 (https=)

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DE602005023503D1 (de) * 2004-10-28 2010-10-21 Panasonic Corp Skalierbare codierungsvorrichtung, skalierbare decodierungsvorrichtung und verfahren dafür
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JP4720302B2 (ja) * 2005-06-07 2011-07-13 トヨタ自動車株式会社 自動変速機のクラッチ装置
KR100684029B1 (ko) * 2005-09-13 2007-02-20 엘지전자 주식회사 푸리에 변환을 이용한 배음 생성 방법 및 이를 위한 장치,다운 샘플링에 의한 배음 생성 방법 및 이를 위한 장치와소리 보정 방법 및 이를 위한 장치
KR100788706B1 (ko) * 2006-11-28 2007-12-26 삼성전자주식회사 광대역 음성 신호의 부호화/복호화 방법
EP2165328B1 (en) * 2007-06-11 2018-01-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoding and decoding of an audio signal having an impulse-like portion and a stationary portion
US20090099844A1 (en) * 2007-10-16 2009-04-16 Qualcomm Incorporated Efficient implementation of analysis and synthesis filterbanks for mpeg aac and mpeg aac eld encoders/decoders
US8631060B2 (en) 2007-12-13 2014-01-14 Qualcomm Incorporated Fast algorithms for computation of 5-point DCT-II, DCT-IV, and DST-IV, and architectures
RU2464540C2 (ru) * 2007-12-13 2012-10-20 Квэлкомм Инкорпорейтед Быстрые алгоритмы для вычисления 5-точечного dct-ii, dct-iv и dst-iv, и архитектуры
CN101552005A (zh) * 2008-04-03 2009-10-07 华为技术有限公司 编码方法、解码方法、系统及装置
EP3937167B1 (en) 2008-07-11 2023-05-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder and audio decoder
ES2988414T3 (es) 2008-07-11 2024-11-20 Fraunhofer Ges Zur Foerderungder Angewandten Forschung E V Decodificador de audio
CN101751928B (zh) * 2008-12-08 2012-06-13 扬智科技股份有限公司 应用音频帧频谱平坦度简化声学模型分析的方法及其装置
BR122022013454B1 (pt) 2009-10-20 2023-05-16 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Codificador de áudio, decodificador de áudio, método para codificar uma informação de áudio, método para decodificar uma informação de áudio que utiliza uma detecção de um grupo de valores espectrais previamente decodificados
RU2430407C1 (ru) * 2010-04-20 2011-09-27 Общество с ограниченной ответственностью "Научно-производственное предприятие "Цифровые решения" Устройство для вычисления дискретного косинусного преобразования
JP5914527B2 (ja) * 2011-02-14 2016-05-11 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン 過渡検出及び品質結果を使用してオーディオ信号の一部分を符号化する装置及び方法
MX2013013261A (es) * 2011-05-13 2014-02-20 Samsung Electronics Co Ltd Asignacion de bits, codificacion y decodificacion de audio.
RU2464649C1 (ru) * 2011-06-01 2012-10-20 Корпорация "САМСУНГ ЭЛЕКТРОНИКС Ко., Лтд." Способ обработки звукового сигнала
CN103516440B (zh) 2012-06-29 2015-07-08 华为技术有限公司 语音频信号处理方法和编码装置

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JPH0736486A (ja) * 1993-07-22 1995-02-07 Matsushita Electric Ind Co Ltd 音声符号化装置
JPH09246983A (ja) * 1996-03-08 1997-09-19 Nec Eng Ltd ディジタル信号処理装置
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JPH0736486A (ja) * 1993-07-22 1995-02-07 Matsushita Electric Ind Co Ltd 音声符号化装置
JPH09246983A (ja) * 1996-03-08 1997-09-19 Nec Eng Ltd ディジタル信号処理装置
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Also Published As

Publication number Publication date
GB0427660D0 (en) 2005-01-19
CN1262990C (zh) 2006-07-05
KR20040001184A (ko) 2004-01-07
JP2005531014A (ja) 2005-10-13
US20040002854A1 (en) 2004-01-01
GB2408184B (en) 2006-01-04
DE10297751T5 (de) 2005-07-07
DE10297751B4 (de) 2005-12-22
CN1639769A (zh) 2005-07-13
WO2003063135A1 (en) 2003-07-31
CA2490064A1 (en) 2003-07-31
RU2004138088A (ru) 2005-06-27
RU2289858C2 (ru) 2006-12-20
GB2408184A (en) 2005-05-18

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