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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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)
  • Theoretical Computer Science (AREA)
  • Spectroscopy & Molecular Physics (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
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
EP06113576.0 2006-05-05
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 (https=)
EP (2) EP1852848A1 (https=)
JP (1) JP5135330B2 (https=)
KR (1) KR101404335B1 (https=)
CN (1) CN101432610B (https=)
AT (1) ATE459868T1 (https=)
BR (1) BRPI0711190B1 (https=)
DE (1) DE602007005119D1 (https=)
WO (1) WO2007128661A1 (https=)

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EP2676267B1 (en) 2011-02-14 2017-07-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoding and decoding of pulse positions of tracks of an audio signal
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KR102204136B1 (ko) 2012-08-22 2021-01-18 한국전자통신연구원 오디오 부호화 장치 및 방법, 오디오 복호화 장치 및 방법
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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
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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
AU2020320270B2 (en) 2019-08-01 2025-10-23 Dolby Laboratories Licensing Corporation Encoding and decoding IVAS bitstreams
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
BRPI0711190A2 (pt) 2011-08-23
DE602007005119D1 (de) 2010-04-15
CN101432610A (zh) 2009-05-13
BRPI0711190B1 (pt) 2018-01-30
EP1852848A1 (en) 2007-11-07
EP2016383A1 (en) 2009-01-21
JP5135330B2 (ja) 2013-02-06
WO2007128661A1 (en) 2007-11-15
US8428941B2 (en) 2013-04-23
JP2009536363A (ja) 2009-10-08
ATE459868T1 (de) 2010-03-15
EP2016383B1 (en) 2010-03-03
KR20090007395A (ko) 2009-01-16
US20090164226A1 (en) 2009-06-25
KR101404335B1 (ko) 2014-06-09

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