PL3457400T3 - Urządzenie do kodowania głosowego audio, urządzenie do dekodowania głosowego audio, sposób kodowania głosowego audio i sposób dekodowania głosowego audio - Google Patents

Urządzenie do kodowania głosowego audio, urządzenie do dekodowania głosowego audio, sposób kodowania głosowego audio i sposób dekodowania głosowego audio

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Publication number
PL3457400T3
PL3457400T3 PL18202397.8T PL18202397T PL3457400T3 PL 3457400 T3 PL3457400 T3 PL 3457400T3 PL 18202397 T PL18202397 T PL 18202397T PL 3457400 T3 PL3457400 T3 PL 3457400T3
Authority
PL
Poland
Prior art keywords
voice audio
audio decoding
audio encoding
voice
encoding
Prior art date
Application number
PL18202397.8T
Other languages
English (en)
Inventor
Zongxian Liu
Srikanth NAGISETTY
Masahiro Oshikiri
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.)
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Publication of PL3457400T3 publication Critical patent/PL3457400T3/pl

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Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/02Speech 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
    • G10L19/0204Speech 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 using subband decomposition
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/02Speech 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
    • G10L19/032Quantisation or dequantisation of spectral components
    • G10L19/035Scalar quantisation
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00Conversion 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
    • H03M7/30Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL18202397.8T 2012-12-13 2013-11-26 Urządzenie do kodowania głosowego audio, urządzenie do dekodowania głosowego audio, sposób kodowania głosowego audio i sposób dekodowania głosowego audio PL3457400T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012272571 2012-12-13

Publications (1)

Publication Number Publication Date
PL3457400T3 true PL3457400T3 (pl) 2024-02-19

Family

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PL17173916T PL3232437T3 (pl) 2012-12-13 2013-11-26 Urządzenie do kodowania głosowego audio, urządzenie do dekodowania głosowego audio, sposób kodowania głosowego audio i sposób dekodowania głosowego audio
PL13862073T PL2933799T3 (pl) 2012-12-13 2013-11-26 Urządzenie kodujące głos, urządzenie dekodujące głos, sposób kodowania głosu i sposób dekodowania głosu
PL18202397.8T PL3457400T3 (pl) 2012-12-13 2013-11-26 Urządzenie do kodowania głosowego audio, urządzenie do dekodowania głosowego audio, sposób kodowania głosowego audio i sposób dekodowania głosowego audio

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PL17173916T PL3232437T3 (pl) 2012-12-13 2013-11-26 Urządzenie do kodowania głosowego audio, urządzenie do dekodowania głosowego audio, sposób kodowania głosowego audio i sposób dekodowania głosowego audio
PL13862073T PL2933799T3 (pl) 2012-12-13 2013-11-26 Urządzenie kodujące głos, urządzenie dekodujące głos, sposób kodowania głosu i sposób dekodowania głosu

Country Status (12)

Country Link
US (3) US9767815B2 (pl)
EP (3) EP3457400B1 (pl)
JP (3) JP6535466B2 (pl)
KR (1) KR102200643B1 (pl)
CN (2) CN104838443B (pl)
BR (1) BR112015013233B8 (pl)
ES (3) ES2643746T3 (pl)
MX (1) MX341885B (pl)
PL (3) PL3232437T3 (pl)
PT (2) PT2933799T (pl)
RU (1) RU2643452C2 (pl)
WO (1) WO2014091694A1 (pl)

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Also Published As

Publication number Publication date
JP6535466B2 (ja) 2019-06-26
ES2970676T3 (es) 2024-05-30
US20170345431A1 (en) 2017-11-30
HK1249651A1 (zh) 2018-11-02
RU2015121716A (ru) 2017-01-16
US9767815B2 (en) 2017-09-19
EP3232437A1 (en) 2017-10-18
EP2933799B1 (en) 2017-07-12
JP2019191594A (ja) 2019-10-31
EP2933799A4 (en) 2016-01-13
ES2643746T3 (es) 2017-11-24
US20150317991A1 (en) 2015-11-05
BR112015013233A2 (pt) 2017-07-11
US10685660B2 (en) 2020-06-16
ES2706148T3 (es) 2019-03-27
CN104838443B (zh) 2017-09-22
US20190027155A1 (en) 2019-01-24
MX2015006161A (es) 2015-08-07
PL2933799T3 (pl) 2017-12-29
EP3457400C0 (en) 2023-08-16
EP2933799A1 (en) 2015-10-21
US10102865B2 (en) 2018-10-16
MX341885B (es) 2016-09-07
CN107516531B (zh) 2020-10-13
EP3457400A1 (en) 2019-03-20
KR102200643B1 (ko) 2021-01-08
JP7581265B2 (ja) 2024-11-12
PT3232437T (pt) 2019-01-11
JP7010885B2 (ja) 2022-01-26
WO2014091694A1 (ja) 2014-06-19
CN107516531A (zh) 2017-12-26
RU2643452C2 (ru) 2018-02-01
BR112015013233B1 (pt) 2021-02-23
JPWO2014091694A1 (ja) 2017-01-05
EP3457400B1 (en) 2023-08-16
JP2022050609A (ja) 2022-03-30
EP3232437B1 (en) 2018-11-21
PT2933799T (pt) 2017-09-05
KR20150095702A (ko) 2015-08-21
PL3232437T3 (pl) 2019-05-31
BR112015013233B8 (pt) 2021-03-16
CN104838443A (zh) 2015-08-12

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