BRPI0607624A2 - variação temporal de quadros dentro do vocoder por modificação do resìduo - Google Patents

variação temporal de quadros dentro do vocoder por modificação do resìduo

Info

Publication number
BRPI0607624A2
BRPI0607624A2 BRPI0607624-6A BRPI0607624A BRPI0607624A2 BR PI0607624 A2 BRPI0607624 A2 BR PI0607624A2 BR PI0607624 A BRPI0607624 A BR PI0607624A BR PI0607624 A2 BRPI0607624 A2 BR PI0607624A2
Authority
BR
Brazil
Prior art keywords
vocoder
output
memory
encoder
input
Prior art date
Application number
BRPI0607624-6A
Other languages
English (en)
Inventor
Rohit Kapoor
Serafin Diaz Spindola
Original Assignee
Qualcomm Inc
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=36575961&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0607624(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of BRPI0607624A2 publication Critical patent/BRPI0607624A2/pt
Publication of BRPI0607624B1 publication Critical patent/BRPI0607624B1/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
    • G10L19/04—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
    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/003—Changing voice quality, e.g. pitch or formants
    • G10L21/007—Changing voice quality, e.g. pitch or formants characterised by the process used
    • G10L21/01—Correction of time axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Electric Clocks (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)

Abstract

VARIAçãO TEMPORAL DE QUADROS DENTRO DO VOCODER POR MODIFICAçAO DO RESìDUO. Em uma modalidade, a presente invenção compreende um vocoder tendo pelo menos uma entrada e pelo menos uma saida, um encodificador compreendendo um filtro tendo pelo menos uma entrada conectada operativamente à entrada do vocoder e pelo menos uma saida, um deencodificador compreendendo um sintetizador tendo pelo menos uma entrada conectada operativamente a pelo menos uma saída do encodificador, e pelo menos uma saída conectada operativamente a pelo menos uma saída do vocoder, em que o encodificador compreende uma memória e o encodificador é adaptado para executar instruções armazenadas na memória compreendendo classificar segmentos de fala e codificar segmentos de fala, e o deencodificador compreende uma memória e o deencodificador é adaptado para executar instruções armazenadas na memória compreendenda variação temporal de um segmento de fala residual para uma versão expandida ou compactada do sinal de fala residual.
BRPI0607624-6A 2005-03-11 2006-03-13 Variação temporal de quadros dentro do vocoder por modificação do residual BRPI0607624B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US66082405P 2005-03-11 2005-03-11
US60/660,824 2005-03-11
US11/123,467 US8155965B2 (en) 2005-03-11 2005-05-05 Time warping frames inside the vocoder by modifying the residual
US11/123,467 2005-05-05
PCT/US2006/009472 WO2006099529A1 (en) 2005-03-11 2006-03-13 Time warping frames inside the vocoder by modifying the residual

Publications (2)

Publication Number Publication Date
BRPI0607624A2 true BRPI0607624A2 (pt) 2009-09-22
BRPI0607624B1 BRPI0607624B1 (pt) 2019-03-26

Family

ID=36575961

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0607624-6A BRPI0607624B1 (pt) 2005-03-11 2006-03-13 Variação temporal de quadros dentro do vocoder por modificação do residual

Country Status (14)

Country Link
US (1) US8155965B2 (pt)
EP (1) EP1856689A1 (pt)
JP (1) JP5203923B2 (pt)
KR (2) KR100956623B1 (pt)
AU (1) AU2006222963C1 (pt)
BR (1) BRPI0607624B1 (pt)
CA (1) CA2600713C (pt)
IL (1) IL185935A (pt)
MX (1) MX2007011102A (pt)
NO (1) NO20075180L (pt)
RU (1) RU2371784C2 (pt)
SG (1) SG160380A1 (pt)
TW (1) TWI389099B (pt)
WO (1) WO2006099529A1 (pt)

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JP2008533529A (ja) 2008-08-21
KR100956623B1 (ko) 2010-05-11
IL185935A0 (en) 2008-01-06
JP5203923B2 (ja) 2013-06-05
AU2006222963B2 (en) 2010-04-08
SG160380A1 (en) 2010-04-29
BRPI0607624B1 (pt) 2019-03-26
AU2006222963A1 (en) 2006-09-21
KR100957265B1 (ko) 2010-05-12
CA2600713A1 (en) 2006-09-21
TWI389099B (zh) 2013-03-11
MX2007011102A (es) 2007-11-22
NO20075180L (no) 2007-10-31
RU2371784C2 (ru) 2009-10-27
EP1856689A1 (en) 2007-11-21
US8155965B2 (en) 2012-04-10
KR20070112832A (ko) 2007-11-27
US20060206334A1 (en) 2006-09-14
WO2006099529A1 (en) 2006-09-21
RU2007137643A (ru) 2009-04-20
CA2600713C (en) 2012-05-22
KR20090119936A (ko) 2009-11-20
AU2006222963C1 (en) 2010-09-16
IL185935A (en) 2013-09-30
TW200638336A (en) 2006-11-01

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