PL4195203T3 - Wyznaczanie funkcji ważenia o małej złożoności dla kwantyzacji współczynników liniowego kodowania predykcyjnego (lpc) - Google Patents

Wyznaczanie funkcji ważenia o małej złożoności dla kwantyzacji współczynników liniowego kodowania predykcyjnego (lpc)

Info

Publication number
PL4195203T3
PL4195203T3 PL23153888.5T PL23153888T PL4195203T3 PL 4195203 T3 PL4195203 T3 PL 4195203T3 PL 23153888 T PL23153888 T PL 23153888T PL 4195203 T3 PL4195203 T3 PL 4195203T3
Authority
PL
Poland
Prior art keywords
lpc
determining
predictive coding
weighting function
low complexity
Prior art date
Application number
PL23153888.5T
Other languages
English (en)
Inventor
Ho Sang Sung
Eun Mi Oh
Original Assignee
Samsung Electronics Co., Ltd.
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 Samsung Electronics Co., Ltd. filed Critical Samsung Electronics Co., Ltd.
Publication of PL4195203T3 publication Critical patent/PL4195203T3/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
    • G10L19/04Speech 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
    • G10L19/06Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • 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
    • 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
    • G10L19/04Speech 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
    • G10L19/06Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • G10L19/07Line spectrum pair [LSP] vocoders
    • 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
    • G10L19/04Speech 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
    • G10L19/08Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/087Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using mixed excitation models, e.g. MELP, MBE, split band LPC or HVXC

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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
PL23153888.5T 2010-10-18 2011-10-18 Wyznaczanie funkcji ważenia o małej złożoności dla kwantyzacji współczynników liniowego kodowania predykcyjnego (lpc) PL4195203T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100101305A KR101747917B1 (ko) 2010-10-18 2010-10-18 선형 예측 계수를 양자화하기 위한 저복잡도를 가지는 가중치 함수 결정 장치 및 방법

Publications (1)

Publication Number Publication Date
PL4195203T3 true PL4195203T3 (pl) 2025-06-23

Family

ID=45934871

Family Applications (2)

Application Number Title Priority Date Filing Date
PL23153888.5T PL4195203T3 (pl) 2010-10-18 2011-10-18 Wyznaczanie funkcji ważenia o małej złożoności dla kwantyzacji współczynników liniowego kodowania predykcyjnego (lpc)
PL21168286.9T PL3869508T3 (pl) 2010-10-18 2011-10-18 Wyznaczanie niskiej złożoności funkcji ważenia dla kwantyzacji współczynników liniowego kodowania predykcyjnego (lpc)

Family Applications After (1)

Application Number Title Priority Date Filing Date
PL21168286.9T PL3869508T3 (pl) 2010-10-18 2011-10-18 Wyznaczanie niskiej złożoności funkcji ważenia dla kwantyzacji współczynników liniowego kodowania predykcyjnego (lpc)

Country Status (12)

Country Link
US (3) US9311926B2 (pl)
EP (4) EP3869508B1 (pl)
JP (3) JP5918249B2 (pl)
KR (1) KR101747917B1 (pl)
CN (4) CN105741846B (pl)
CA (2) CA2958164C (pl)
ES (2) ES2999011T3 (pl)
MX (2) MX342308B (pl)
MY (3) MY165854A (pl)
PL (2) PL4195203T3 (pl)
SG (2) SG10201401664XA (pl)
WO (1) WO2012053798A2 (pl)

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US20160225380A1 (en) 2016-08-04
EP2630641A4 (en) 2014-08-27
MX342308B (es) 2016-09-26
EP3029670A1 (en) 2016-06-08
CA2958164A1 (en) 2012-04-26
US20120095756A1 (en) 2012-04-19
ES2947874T3 (es) 2023-08-23
MX2013004342A (es) 2013-06-28
EP3029670B1 (en) 2021-12-01
MY181446A (en) 2020-12-22
SG10201401664XA (en) 2014-08-28
CN105741846A (zh) 2016-07-06
JP6317387B2 (ja) 2018-04-25
CN105825860B (zh) 2020-05-26
EP3869508B1 (en) 2023-06-07
KR101747917B1 (ko) 2017-06-15
CA2814944A1 (en) 2012-04-26
MY183019A (en) 2021-02-05
WO2012053798A2 (en) 2012-04-26
US10580425B2 (en) 2020-03-03
US9773507B2 (en) 2017-09-26
EP4195203A1 (en) 2023-06-14
PL3869508T3 (pl) 2023-10-02
CN105741846B (zh) 2020-04-10
EP3869508A1 (en) 2021-08-25
CN103262161A (zh) 2013-08-21
CN105825860A (zh) 2016-08-03
JP2016130868A (ja) 2016-07-21
ES2999011T3 (en) 2025-02-24
JP5918249B2 (ja) 2016-05-18
EP4195203C0 (en) 2024-12-18
EP3869508C0 (en) 2023-06-07
JP2013541737A (ja) 2013-11-14
CA2814944C (en) 2017-03-28
JP6571827B2 (ja) 2019-09-04
WO2012053798A3 (en) 2012-06-14
CN105825861A (zh) 2016-08-03
MY165854A (en) 2018-05-18
CA2958164C (en) 2020-04-14
CN105825861B (zh) 2020-04-10
US9311926B2 (en) 2016-04-12
SG189452A1 (en) 2013-05-31
JP2018120241A (ja) 2018-08-02
EP2630641A2 (en) 2013-08-28
US20170358309A1 (en) 2017-12-14
EP4195203B1 (en) 2024-12-18
KR20120039865A (ko) 2012-04-26

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