PL2515299T3 - Urządzenie do kwantyzacji wektorowej, urządzenie do kodowania głosu, sposób kwantyzacji wektorowej i sposób kodowania głosu - Google Patents

Urządzenie do kwantyzacji wektorowej, urządzenie do kodowania głosu, sposób kwantyzacji wektorowej i sposób kodowania głosu

Info

Publication number
PL2515299T3
PL2515299T3 PL10837267T PL10837267T PL2515299T3 PL 2515299 T3 PL2515299 T3 PL 2515299T3 PL 10837267 T PL10837267 T PL 10837267T PL 10837267 T PL10837267 T PL 10837267T PL 2515299 T3 PL2515299 T3 PL 2515299T3
Authority
PL
Poland
Prior art keywords
vector quantization
voice coding
voice
coding method
vector
Prior art date
Application number
PL10837267T
Other languages
English (en)
Inventor
Toshiyuki Morii
Original Assignee
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
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.)
Filing date
Publication date
Application filed by Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. filed Critical Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
Publication of PL2515299T3 publication Critical patent/PL2515299T3/pl

Links

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
    • G10L19/02—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
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • G10L19/107—Sparse pulse excitation, e.g. by using algebraic codebook
    • 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
    • G10L2019/0013—Codebook search algorithms

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Optimization (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL10837267T 2009-12-14 2010-12-13 Urządzenie do kwantyzacji wektorowej, urządzenie do kodowania głosu, sposób kwantyzacji wektorowej i sposób kodowania głosu PL2515299T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2009283247 2009-12-14
EP10837267.3A EP2515299B1 (en) 2009-12-14 2010-12-13 Vector quantization device, voice coding device, vector quantization method, and voice coding method
PCT/JP2010/007222 WO2011074233A1 (ja) 2009-12-14 2010-12-13 ベクトル量子化装置、音声符号化装置、ベクトル量子化方法、及び音声符号化方法

Publications (1)

Publication Number Publication Date
PL2515299T3 true PL2515299T3 (pl) 2018-11-30

Family

ID=44167005

Family Applications (2)

Application Number Title Priority Date Filing Date
PL18165452.6T PL3364411T3 (pl) 2009-12-14 2010-12-13 Urządzenie do kwantyzacji wektorowej, urządzenie do kodowania głosu, sposób kwantyzacji wektorowej i sposób kodowania głosu
PL10837267T PL2515299T3 (pl) 2009-12-14 2010-12-13 Urządzenie do kwantyzacji wektorowej, urządzenie do kodowania głosu, sposób kwantyzacji wektorowej i sposób kodowania głosu

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PL18165452.6T PL3364411T3 (pl) 2009-12-14 2010-12-13 Urządzenie do kwantyzacji wektorowej, urządzenie do kodowania głosu, sposób kwantyzacji wektorowej i sposób kodowania głosu

Country Status (7)

Country Link
US (3) US9123334B2 (pl)
EP (3) EP3364411B1 (pl)
JP (5) JP5732624B2 (pl)
ES (2) ES2924180T3 (pl)
PL (2) PL3364411T3 (pl)
PT (2) PT3364411T (pl)
WO (1) WO2011074233A1 (pl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3364411B1 (en) 2009-12-14 2022-06-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vector quantization device, speech coding device, vector quantization method, and speech coding method
CA2849974C (en) * 2011-09-26 2021-04-13 Sirius Xm Radio Inc. System and method for increasing transmission bandwidth efficiency ("ebt2")

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Also Published As

Publication number Publication date
EP2515299B1 (en) 2018-06-20
EP2515299A1 (en) 2012-10-24
JP6400801B2 (ja) 2018-10-03
US20190214031A1 (en) 2019-07-11
JP5732624B2 (ja) 2015-06-10
JP2019012278A (ja) 2019-01-24
EP4064281A1 (en) 2022-09-28
JPWO2011074233A1 (ja) 2013-04-25
PT2515299T (pt) 2018-10-10
US10176816B2 (en) 2019-01-08
EP3364411A1 (en) 2018-08-22
JP2016130871A (ja) 2016-07-21
JP6644848B2 (ja) 2020-02-12
US9123334B2 (en) 2015-09-01
ES2924180T3 (es) 2022-10-05
WO2011074233A1 (ja) 2011-06-23
ES2686889T3 (es) 2018-10-22
PT3364411T (pt) 2022-09-06
PL3364411T3 (pl) 2022-10-03
JP2015121802A (ja) 2015-07-02
JP2017207774A (ja) 2017-11-24
EP3364411B1 (en) 2022-06-01
US20120278067A1 (en) 2012-11-01
JP5942174B2 (ja) 2016-06-29
US20150317992A1 (en) 2015-11-05
US11114106B2 (en) 2021-09-07
JP6195138B2 (ja) 2017-09-13
EP2515299A4 (en) 2014-01-08

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