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BRPI0916449A8 - aparelho para codificar um sinal de áudio/voz, aparelho para decodificar sinal de áudio/voz, aparelho de decodificação de sinal de áudio/voz, método de codificar um sinal de áudio/voz, método de decodificar sinal de áudio/voz, e método de decodificar sinais de áudio e voz - Google Patents

aparelho para codificar um sinal de áudio/voz, aparelho para decodificar sinal de áudio/voz, aparelho de decodificação de sinal de áudio/voz, método de codificar um sinal de áudio/voz, método de decodificar sinal de áudio/voz, e método de decodificar sinais de áudio e voz

Info

Publication number
BRPI0916449A8
BRPI0916449A8 BRPI0916449A BRPI0916449A BRPI0916449A8 BR PI0916449 A8 BRPI0916449 A8 BR PI0916449A8 BR PI0916449 A BRPI0916449 A BR PI0916449A BR PI0916449 A BRPI0916449 A BR PI0916449A BR PI0916449 A8 BRPI0916449 A8 BR PI0916449A8
Authority
BR
Brazil
Prior art keywords
audio
voice signal
decoding
encoding
voice
Prior art date
Application number
BRPI0916449A
Other languages
English (en)
Inventor
Mi Oh Eun
Sang Sung Ho
Kim Jung-Hoe
Hyun Choo Ki
Young Kim Mi
Original Assignee
Samsug 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=41505940&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0916449(A8) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Samsug Electronics Co Ltd filed Critical Samsug Electronics Co Ltd
Publication of BRPI0916449A8 publication Critical patent/BRPI0916449A8/pt

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
    • G10L19/03—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
    • 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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • G10L19/0204—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 using subband decomposition
    • 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
    • G10L19/0212—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 using orthogonal transformation
    • 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
    • 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
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • 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
    • G10L19/16—Vocoder architecture
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • 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
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (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)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
BRPI0916449A 2008-07-14 2009-07-14 aparelho para codificar um sinal de áudio/voz, aparelho para decodificar sinal de áudio/voz, aparelho de decodificação de sinal de áudio/voz, método de codificar um sinal de áudio/voz, método de decodificar sinal de áudio/voz, e método de decodificar sinais de áudio e voz BRPI0916449A8 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020080068377A KR101756834B1 (ko) 2008-07-14 2008-07-14 오디오/스피치 신호의 부호화 및 복호화 방법 및 장치
PCT/KR2009/003870 WO2010008185A2 (en) 2008-07-14 2009-07-14 Method and apparatus to encode and decode an audio/speech signal

Publications (1)

Publication Number Publication Date
BRPI0916449A8 true BRPI0916449A8 (pt) 2017-11-28

Family

ID=41505940

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0916449A BRPI0916449A8 (pt) 2008-07-14 2009-07-14 aparelho para codificar um sinal de áudio/voz, aparelho para decodificar sinal de áudio/voz, aparelho de decodificação de sinal de áudio/voz, método de codificar um sinal de áudio/voz, método de decodificar sinal de áudio/voz, e método de decodificar sinais de áudio e voz

Country Status (10)

Country Link
US (3) US8532982B2 (pt)
EP (1) EP2313888A4 (pt)
JP (1) JP2011528135A (pt)
KR (1) KR101756834B1 (pt)
CN (3) CN105913851B (pt)
BR (1) BRPI0916449A8 (pt)
IL (1) IL210664A (pt)
MX (1) MX2011000557A (pt)
MY (1) MY154100A (pt)
WO (1) WO2010008185A2 (pt)

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Also Published As

Publication number Publication date
EP2313888A4 (en) 2016-08-03
WO2010008185A2 (en) 2010-01-21
CN105957532B (zh) 2020-04-17
KR101756834B1 (ko) 2017-07-12
MX2011000557A (es) 2011-03-15
EP2313888A2 (en) 2011-04-27
CN102150202A (zh) 2011-08-10
CN105957532A (zh) 2016-09-21
US9728196B2 (en) 2017-08-08
US20140012589A1 (en) 2014-01-09
US8532982B2 (en) 2013-09-10
JP2011528135A (ja) 2011-11-10
US20100010807A1 (en) 2010-01-14
US9355646B2 (en) 2016-05-31
KR20100007651A (ko) 2010-01-22
IL210664A0 (en) 2011-03-31
WO2010008185A3 (en) 2010-05-27
CN105913851B (zh) 2019-12-24
MY154100A (en) 2015-04-30
US20160254005A1 (en) 2016-09-01
CN105913851A (zh) 2016-08-31
CN102150202B (zh) 2016-08-03
IL210664A (en) 2014-07-31

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