PT2827327T - Método para codificação de impulsos de excitação - Google Patents

Método para codificação de impulsos de excitação

Info

Publication number
PT2827327T
PT2827327T PT141849299T PT14184929T PT2827327T PT 2827327 T PT2827327 T PT 2827327T PT 141849299 T PT141849299 T PT 141849299T PT 14184929 T PT14184929 T PT 14184929T PT 2827327 T PT2827327 T PT 2827327T
Authority
PT
Portugal
Prior art keywords
coder
decoder
coding
decoding
decoding method
Prior art date
Application number
PT141849299T
Other languages
English (en)
Original Assignee
Huawei Tech 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
Priority claimed from CN2007101030235A external-priority patent/CN101295506B/zh
Priority claimed from CN2007101539527A external-priority patent/CN101388210B/zh
Application filed by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of PT2827327T publication Critical patent/PT2827327T/pt

Links

Classifications

    • 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
    • H03M7/3082—Vector coding
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
PT141849299T 2007-04-29 2008-04-29 Método para codificação de impulsos de excitação PT2827327T (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2007101030235A CN101295506B (zh) 2007-04-29 2007-04-29 脉冲编解码方法及脉冲编解码器
CN2007101539527A CN101388210B (zh) 2007-09-15 2007-09-15 编解码方法及编解码器

Publications (1)

Publication Number Publication Date
PT2827327T true PT2827327T (pt) 2020-08-27

Family

ID=39943133

Family Applications (1)

Application Number Title Priority Date Filing Date
PT141849299T PT2827327T (pt) 2007-04-29 2008-04-29 Método para codificação de impulsos de excitação

Country Status (7)

Country Link
US (8) US8294602B2 (pt)
EP (2) EP2157573B1 (pt)
JP (3) JP5221642B2 (pt)
DK (1) DK2827327T3 (pt)
ES (2) ES2817906T3 (pt)
PT (1) PT2827327T (pt)
WO (1) WO2008134974A1 (pt)

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KR20210058152A (ko) * 2019-11-13 2021-05-24 엘지전자 주식회사 지능형 보안 디바이스를 제어하는 방법

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Also Published As

Publication number Publication date
JP2010526325A (ja) 2010-07-29
US10425102B2 (en) 2019-09-24
WO2008134974A1 (fr) 2008-11-13
JP6239652B2 (ja) 2017-11-29
ES2817906T3 (es) 2021-04-08
EP2157573B1 (en) 2014-11-26
US9225354B2 (en) 2015-12-29
US10153780B2 (en) 2018-12-11
US20150155882A1 (en) 2015-06-04
US20190074847A1 (en) 2019-03-07
EP2157573A4 (en) 2010-07-28
JP5866307B2 (ja) 2016-02-17
US20100049511A1 (en) 2010-02-25
ES2529292T3 (es) 2015-02-18
US20160105198A1 (en) 2016-04-14
JP2013148913A (ja) 2013-08-01
US10666287B2 (en) 2020-05-26
US20160344405A1 (en) 2016-11-24
JP5221642B2 (ja) 2013-06-26
EP2827327A2 (en) 2015-01-21
US20200007153A1 (en) 2020-01-02
US8294602B2 (en) 2012-10-23
US20130021177A1 (en) 2013-01-24
JP2016103032A (ja) 2016-06-02
DK2827327T3 (da) 2020-10-12
EP2827327B1 (en) 2020-07-29
US9912350B2 (en) 2018-03-06
EP2827327A3 (en) 2015-05-06
US8988256B2 (en) 2015-03-24
US9444491B2 (en) 2016-09-13
EP2157573A1 (en) 2010-02-24
US20180152199A1 (en) 2018-05-31

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