HK1223726A1 - 用於通過採用分佈量化與編碼來***音頻信號包絡以進行音頻信號包絡編碼、處理和解碼的設備及方法 - Google Patents

用於通過採用分佈量化與編碼來***音頻信號包絡以進行音頻信號包絡編碼、處理和解碼的設備及方法

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Publication number
HK1223726A1
HK1223726A1 HK16111810.7A HK16111810A HK1223726A1 HK 1223726 A1 HK1223726 A1 HK 1223726A1 HK 16111810 A HK16111810 A HK 16111810A HK 1223726 A1 HK1223726 A1 HK 1223726A1
Authority
HK
Hong Kong
Prior art keywords
audio signal
signal envelope
splitting
decoding
coding
Prior art date
Application number
HK16111810.7A
Other languages
English (en)
Inventor
Tom Bckstrm
Benjamin Schubert
Markus Multrus
Sascha Disch
Konstantin Schmidt
Grzegorz Pietrzyk
Original Assignee
Fraunhofer-Gesellschaft Zur Frderung Der Angewandt
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.)
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Publication date
Application filed by Fraunhofer-Gesellschaft Zur Frderung Der Angewandt filed Critical Fraunhofer-Gesellschaft Zur Frderung Der Angewandt
Publication of HK1223726A1 publication Critical patent/HK1223726A1/zh

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Classifications

    • 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • 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
    • 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
    • G10L19/03—Spectral prediction for preventing pre-echo; Temporary noise shaping [TNS], e.g. in MPEG2 or MPEG4
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0016—Codebook for LPC parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
HK16111810.7A 2013-06-10 2016-10-13 用於通過採用分佈量化與編碼來***音頻信號包絡以進行音頻信號包絡編碼、處理和解碼的設備及方法 HK1223726A1 (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP13171314 2013-06-10
EP14167065 2014-05-05
PCT/EP2014/062032 WO2014198724A1 (en) 2013-06-10 2014-06-10 Apparatus and method for audio signal envelope encoding, processing and decoding by splitting the audio signal envelope employing distribution quantization and coding

Publications (1)

Publication Number Publication Date
HK1223726A1 true HK1223726A1 (zh) 2017-08-04

Family

ID=50897640

Family Applications (1)

Application Number Title Priority Date Filing Date
HK16111810.7A HK1223726A1 (zh) 2013-06-10 2016-10-13 用於通過採用分佈量化與編碼來***音頻信號包絡以進行音頻信號包絡編碼、處理和解碼的設備及方法

Country Status (16)

Country Link
US (1) US10115406B2 (zh)
EP (1) EP3008725B1 (zh)
JP (1) JP6224233B2 (zh)
KR (1) KR101789085B1 (zh)
CN (1) CN105340010B (zh)
AU (1) AU2014280256B2 (zh)
BR (1) BR112015030672B1 (zh)
CA (1) CA2914418C (zh)
ES (1) ES2635026T3 (zh)
HK (1) HK1223726A1 (zh)
MX (1) MX353188B (zh)
MY (1) MY170179A (zh)
RU (1) RU2660633C2 (zh)
SG (1) SG11201510164RA (zh)
WO (1) WO2014198724A1 (zh)
ZA (1) ZA201600080B (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
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PL3008726T3 (pl) 2013-06-10 2018-01-31 Fraunhofer Ges Forschung Urządzenie i sposób kodowania obwiedni sygnału audio, przetwarzania i dekodowania przez modelowanie reprezentacji sumy skumulowanej z zastosowaniem kwantyzacji i kodowania rozkładu

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PL3008726T3 (pl) 2013-06-10 2018-01-31 Fraunhofer Ges Forschung Urządzenie i sposób kodowania obwiedni sygnału audio, przetwarzania i dekodowania przez modelowanie reprezentacji sumy skumulowanej z zastosowaniem kwantyzacji i kodowania rozkładu
ES2635026T3 (es) 2013-06-10 2017-10-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Aparato y procedimiento de codificación, procesamiento y decodificación de envolvente de señal de audio por división de la envolvente de la señal de audio utilizando cuantización y codificación de distribución

Also Published As

Publication number Publication date
BR112015030672B1 (pt) 2021-02-23
CA2914418C (en) 2017-05-09
ES2635026T3 (es) 2017-10-02
KR20160028420A (ko) 2016-03-11
US10115406B2 (en) 2018-10-30
CA2914418A1 (en) 2014-12-18
JP2016524186A (ja) 2016-08-12
RU2660633C2 (ru) 2018-07-06
CN105340010B (zh) 2019-06-04
WO2014198724A1 (en) 2014-12-18
US20160148621A1 (en) 2016-05-26
ZA201600080B (en) 2017-08-30
EP3008725A1 (en) 2016-04-20
MY170179A (en) 2019-07-09
RU2015156587A (ru) 2017-07-14
MX2015016789A (es) 2016-03-31
AU2014280256A1 (en) 2016-01-21
CN105340010A (zh) 2016-02-17
BR112015030672A2 (pt) 2017-08-22
SG11201510164RA (en) 2016-01-28
AU2014280256B2 (en) 2016-10-27
KR101789085B1 (ko) 2017-11-20
EP3008725B1 (en) 2017-05-17
JP6224233B2 (ja) 2017-11-01
MX353188B (es) 2018-01-05

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