KR100561869B1 - 무손실 오디오 부호화/복호화 방법 및 장치 - Google Patents

무손실 오디오 부호화/복호화 방법 및 장치 Download PDF

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Publication number
KR100561869B1
KR100561869B1 KR1020040050479A KR20040050479A KR100561869B1 KR 100561869 B1 KR100561869 B1 KR 100561869B1 KR 1020040050479 A KR1020040050479 A KR 1020040050479A KR 20040050479 A KR20040050479 A KR 20040050479A KR 100561869 B1 KR100561869 B1 KR 100561869B1
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frequency
context
binary sample
audio
importance
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KR20050090941A (ko
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오은미
김중회
미아오레이
이시화
김상욱
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삼성전자주식회사
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Priority to JP2005067265A priority patent/JP4744899B2/ja
Priority to ES05251452T priority patent/ES2339257T3/es
Priority to US11/076,284 priority patent/US7660720B2/en
Priority to EP05251452A priority patent/EP1575032B1/en
Priority to DE602005019643T priority patent/DE602005019643D1/de
Priority to CN2005100741885A priority patent/CN1681213B/zh
Publication of KR20050090941A publication Critical patent/KR20050090941A/ko
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Publication of KR100561869B1 publication Critical patent/KR100561869B1/ko
Priority to JP2010230776A priority patent/JP5372886B2/ja
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    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020040050479A 2004-03-10 2004-06-30 무손실 오디오 부호화/복호화 방법 및 장치 Expired - Fee Related KR100561869B1 (ko)

Priority Applications (8)

Application Number Priority Date Filing Date Title
KR1020040050479A KR100561869B1 (ko) 2004-03-10 2004-06-30 무손실 오디오 부호화/복호화 방법 및 장치
ES05251452T ES2339257T3 (es) 2004-03-10 2005-03-10 Procedimiento y aparato para la codificacion/decodificacion de audio sin perdida.
US11/076,284 US7660720B2 (en) 2004-03-10 2005-03-10 Lossless audio coding/decoding method and apparatus
EP05251452A EP1575032B1 (en) 2004-03-10 2005-03-10 Lossless audio coding/decoding method and apparatus
JP2005067265A JP4744899B2 (ja) 2004-03-10 2005-03-10 無損失オーディオ符号化／復号化方法および装置
DE602005019643T DE602005019643D1 (de) 2004-03-10 2005-03-10 Verfahren und Vorrichtung zur verlustfreien Audiokodierung und -dekodierung
CN2005100741885A CN1681213B (zh) 2004-03-10 2005-03-10 无损音频编码/解码方法和装置
JP2010230776A JP5372886B2 (ja) 2004-03-10 2010-10-13 無損失オーディオ復号化方法および記録媒体

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US55135904P 2004-03-10 2004-03-10
US60/551,359 2004-03-10
KR1020040050479A KR100561869B1 (ko) 2004-03-10 2004-06-30 무손실 오디오 부호화/복호화 방법 및 장치

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KR20050090941A KR20050090941A (ko) 2005-09-14
KR100561869B1 true KR100561869B1 (ko) 2006-03-17

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US (1) US7660720B2 (enExample)
EP (1) EP1575032B1 (enExample)
JP (2) JP4744899B2 (enExample)
KR (1) KR100561869B1 (enExample)
CN (1) CN1681213B (enExample)
DE (1) DE602005019643D1 (enExample)
ES (1) ES2339257T3 (enExample)

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KR101237413B1 (ko) * 2005-12-07 2013-02-26 삼성전자주식회사 오디오 신호의 부호화 및 복호화 방법, 오디오 신호의부호화 및 복호화 장치
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CN102074243B (zh) * 2010-12-28 2012-09-05 武汉大学 一种基于比特平面的感知音频分级编码系统及方法
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CN103248367B (zh) * 2012-02-03 2016-03-16 展讯通信（上海）有限公司 码流数据的编码、解码方法和装置
KR101647576B1 (ko) 2012-05-29 2016-08-10 노키아 테크놀로지스 오와이 스테레오 오디오 신호 인코더
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KR102270106B1 (ko) 2013-09-13 2021-06-28 삼성전자주식회사 에너지 무손실 부호화방법 및 장치, 신호 부호화방법 및 장치, 에너지 무손실 복호화방법 및 장치, 및 신호 복호화방법 및 장치
CN103595503B (zh) * 2013-10-25 2016-08-17 福建升腾资讯有限公司 一种基于串口装置的频率编解码通讯系统
CN104934034B (zh) * 2014-03-19 2016-11-16 华为技术有限公司 用于信号处理的方法和装置
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CN105187071B (zh) * 2015-09-29 2018-04-06 东北大学 一种管道毫秒级在线数据的复合压缩/解压缩方法
WO2018235418A1 (ja) * 2017-06-22 2018-12-27 日本電信電話株式会社 符号化装置、復号装置、符号化方法、復号方法、およびプログラム
WO2019091576A1 (en) * 2017-11-10 2019-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoders, audio decoders, methods and computer programs adapting an encoding and decoding of least significant bits
EP3483879A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Analysis/synthesis windowing function for modulated lapped transformation
TW202446069A (zh) * 2023-03-24 2024-11-16 南韓商三星電子股份有限公司 影像處理裝置和處理影像資料的方法

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KR20050090941A (ko) 2005-09-14
DE602005019643D1 (de) 2010-04-15
JP2011048388A (ja) 2011-03-10
JP5372886B2 (ja) 2013-12-18
US20050203731A1 (en) 2005-09-15
EP1575032A3 (en) 2006-09-27
EP1575032A2 (en) 2005-09-14
CN1681213A (zh) 2005-10-12
US7660720B2 (en) 2010-02-09
EP1575032B1 (en) 2010-03-03
JP2005260969A (ja) 2005-09-22
ES2339257T3 (es) 2010-05-18
JP4744899B2 (ja) 2011-08-10
CN1681213B (zh) 2010-05-26

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