CN101432610B - 使用有损编码的数据流和无损扩展数据流对源信号进行无损编码的方法以及设备 - Google Patents

使用有损编码的数据流和无损扩展数据流对源信号进行无损编码的方法以及设备 Download PDF

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Publication number
CN101432610B
CN101432610B CN2007800156126A CN200780015612A CN101432610B CN 101432610 B CN101432610 B CN 101432610B CN 2007800156126 A CN2007800156126 A CN 2007800156126A CN 200780015612 A CN200780015612 A CN 200780015612A CN 101432610 B CN101432610 B CN 101432610B
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signal
coding
data
frequency spectrum
decoding
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CN101432610A (zh
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约翰尼斯·伯姆
彼得·杰克斯
弗洛里安·凯勒
奥利弗·乌伯特
斯文·科登
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Thomson Licensing SAS
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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
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (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)
CN2007800156126A 2006-05-05 2007-04-18 使用有损编码的数据流和无损扩展数据流对源信号进行无损编码的方法以及设备 Expired - Fee Related CN101432610B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP06113576.0 2006-05-05
EP06113576A EP1852848A1 (en) 2006-05-05 2006-05-05 Method and apparatus for lossless encoding of a source signal using a lossy encoded data stream and a lossless extension data stream
PCT/EP2007/053783 WO2007128661A1 (en) 2006-05-05 2007-04-18 Method and apparatus for lossless encoding of a source signal using a lossy encoded data stream and a lossless extension data stream

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CN101432610A CN101432610A (zh) 2009-05-13
CN101432610B true CN101432610B (zh) 2011-11-23

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US (1) US8428941B2 (enExample)
EP (2) EP1852848A1 (enExample)
JP (1) JP5135330B2 (enExample)
KR (1) KR101404335B1 (enExample)
CN (1) CN101432610B (enExample)
AT (1) ATE459868T1 (enExample)
BR (1) BRPI0711190B1 (enExample)
DE (1) DE602007005119D1 (enExample)
WO (1) WO2007128661A1 (enExample)

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EP2676270B1 (en) * 2011-02-14 2017-02-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Coding a portion of an audio signal using a transient detection and a quality result
ES2715191T3 (es) 2011-02-14 2019-06-03 Fraunhofer Ges Forschung Codificación y decodificación de posiciones de impulso de pistas de una señal de audio
GB201210373D0 (en) * 2012-06-12 2012-07-25 Meridian Audio Ltd Doubly compatible lossless audio sandwidth extension
KR102204136B1 (ko) * 2012-08-22 2021-01-18 한국전자통신연구원 오디오 부호화 장치 및 방법, 오디오 복호화 장치 및 방법
EP2770642B1 (en) * 2013-02-26 2022-10-05 Tata Consultancy Services Limited Systems and methods for data archival
EP2830056A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding an audio signal with intelligent gap filling in the spectral domain
US9292584B1 (en) * 2014-12-27 2016-03-22 Ascava, Inc. Efficient data communication based on lossless reduction of data by deriving data from prime data elements resident in a content-associative sieve
US10431242B1 (en) * 2017-11-02 2019-10-01 Gopro, Inc. Systems and methods for identifying speech based on spectral features
EP3711047B1 (en) 2017-11-17 2022-10-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding directional audio coding parameters using different time/frequency resolutions
CN109887515B (zh) * 2019-01-29 2021-07-09 北京市商汤科技开发有限公司 音频处理方法及装置、电子设备和存储介质
BR112022000230A2 (pt) 2019-08-01 2022-02-22 Dolby Laboratories Licensing Corp Codificação e decodificação de fluxos de bits de ivas
CN115472171B (zh) * 2021-06-11 2024-11-22 华为技术有限公司 编解码方法、装置、设备、存储介质及计算机程序
CN118522296A (zh) * 2023-02-17 2024-08-20 华为技术有限公司 有损编解码器和无损编解码器之间的切换方法和装置

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Publication number Publication date
JP2009536363A (ja) 2009-10-08
EP1852848A1 (en) 2007-11-07
US20090164226A1 (en) 2009-06-25
EP2016383A1 (en) 2009-01-21
BRPI0711190A2 (pt) 2011-08-23
WO2007128661A1 (en) 2007-11-15
DE602007005119D1 (de) 2010-04-15
JP5135330B2 (ja) 2013-02-06
KR20090007395A (ko) 2009-01-16
CN101432610A (zh) 2009-05-13
ATE459868T1 (de) 2010-03-15
KR101404335B1 (ko) 2014-06-09
BRPI0711190B1 (pt) 2018-01-30
EP2016383B1 (en) 2010-03-03
US8428941B2 (en) 2013-04-23

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