BR112013004362A2 - aparelho para a geração de um sinal descorrelacionado utilizando informação de fase transmitida - Google Patents

aparelho para a geração de um sinal descorrelacionado utilizando informação de fase transmitida

Info

Publication number
BR112013004362A2
BR112013004362A2 BR112013004362A BR112013004362A BR112013004362A2 BR 112013004362 A2 BR112013004362 A2 BR 112013004362A2 BR 112013004362 A BR112013004362 A BR 112013004362A BR 112013004362 A BR112013004362 A BR 112013004362A BR 112013004362 A2 BR112013004362 A2 BR 112013004362A2
Authority
BR
Brazil
Prior art keywords
phase information
generating
transient
correlated signal
transmitted phase
Prior art date
Application number
BR112013004362A
Other languages
English (en)
Other versions
BR112013004362B1 (pt
Inventor
Kuntz Achim
Kuech Fabian
Hilpert Johannes
Herre Jurgen
Disch Sascha
Original Assignee
Fraunhofer Ges Forschung
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=44509236&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR112013004362(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of BR112013004362A2 publication Critical patent/BR112013004362A2/pt
Publication of BR112013004362B1 publication Critical patent/BR112013004362B1/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
    • 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
    • G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
    • 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
    • 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
    • G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
    • G10L19/025—Detection of transients or attacks for time/frequency resolution switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Error Detection And Correction (AREA)
  • Optical Communication System (AREA)

Abstract

aparelho para a geração de um sinal descorrelacionado utilizando informação de fase transmitida. um aparelho para gerar um sinal descorrelacionado que compreende uma unidade de recepção (650) para receber informação de fase, um separador de transientes (310;410;510;610;710;910), um descorrelacionador de transientes (320;420;520;620;720;920), um segundo descorrelacionador (330;430;530;630;730;930) e uma unidade de combinação (340;440;540;640;740;940), em que o separador de transientes (310;410;510;610;710;910) está adaptada para separar um sinal de entrada. o descorrelacionador de transientes (320,420,520,620,720,920) está adaptada para aplicar a informação de fase recebida por uma unidade de recepção (650) em um componente de sinal transiente.
BR112013004362-8A 2010-08-25 2011-07-06 aparelho para a geração de um sinal descorrelacionado utilizando informação de fase transmitida BR112013004362B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US37698010P 2010-08-25 2010-08-25
US61/376,980 2010-08-25
PCT/EP2011/061361 WO2012025283A1 (en) 2010-08-25 2011-07-06 Apparatus for generating a decorrelated signal using transmitted phase information

Publications (2)

Publication Number Publication Date
BR112013004362A2 true BR112013004362A2 (pt) 2017-09-19
BR112013004362B1 BR112013004362B1 (pt) 2020-12-01

Family

ID=44509236

Family Applications (2)

Application Number Title Priority Date Filing Date
BR112013004365-2A BR112013004365B1 (pt) 2010-08-25 2011-07-06 aparelho e método para decodificar um sinal
BR112013004362-8A BR112013004362B1 (pt) 2010-08-25 2011-07-06 aparelho para a geração de um sinal descorrelacionado utilizando informação de fase transmitida

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BR112013004365-2A BR112013004365B1 (pt) 2010-08-25 2011-07-06 aparelho e método para decodificar um sinal

Country Status (21)

Country Link
US (3) US8831931B2 (pt)
EP (5) EP3471091A1 (pt)
JP (3) JP5775583B2 (pt)
KR (2) KR101445293B1 (pt)
CN (2) CN103180898B (pt)
AR (3) AR082543A1 (pt)
AU (2) AU2011295367B2 (pt)
BR (2) BR112013004365B1 (pt)
CA (3) CA2809437C (pt)
ES (3) ES2585402T3 (pt)
HK (2) HK1186833A1 (pt)
MX (2) MX2013002188A (pt)
MY (3) MY156770A (pt)
PL (3) PL3144932T3 (pt)
PT (2) PT3144932T (pt)
RU (3) RU2640650C2 (pt)
SG (3) SG188254A1 (pt)
TR (1) TR201900417T4 (pt)
TW (2) TWI457912B (pt)
WO (2) WO2012025282A1 (pt)
ZA (1) ZA201302050B (pt)

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HK1186833A1 (en) 2014-03-21
US9368122B2 (en) 2016-06-14
BR112013004365A2 (pt) 2020-06-02
PL2609591T3 (pl) 2016-11-30
CA2809437A1 (en) 2012-03-01
HK1187144A1 (zh) 2014-03-28
AR082542A1 (es) 2012-12-12
MX2013002188A (es) 2013-03-18
AU2011295367B2 (en) 2014-07-31
CN103180898A (zh) 2013-06-26
EP2609590A1 (en) 2013-07-03
US20130173274A1 (en) 2013-07-04
JP5775583B2 (ja) 2015-09-09
CN103180898B (zh) 2015-04-08
PT3144932T (pt) 2019-02-04
AU2011295368A1 (en) 2013-03-28
EP3144932A1 (en) 2017-03-22
KR101445291B1 (ko) 2014-09-29
MY180970A (en) 2020-12-14
CA2809404A1 (en) 2012-03-01
SG187950A1 (en) 2013-03-28
AU2011295368B2 (en) 2015-05-07
SG188254A1 (en) 2013-04-30
AR098078A2 (es) 2016-04-27
EP2924687B1 (en) 2016-11-02
JP2013539554A (ja) 2013-10-24
AR082543A1 (es) 2012-12-12
SG2014006738A (en) 2014-03-28
EP3144932B1 (en) 2018-11-07
TWI459380B (zh) 2014-11-01
US20130173273A1 (en) 2013-07-04
ZA201302050B (en) 2013-12-23
PT2609591T (pt) 2016-07-12
CA2887939A1 (en) 2012-03-01
TW201214414A (en) 2012-04-01
RU2573774C2 (ru) 2016-01-27
CN103460282B (zh) 2015-08-19
US8831931B2 (en) 2014-09-09
EP2609590B1 (en) 2015-05-20
TR201900417T4 (tr) 2019-02-21
ES2706490T3 (es) 2019-03-29
RU2015102326A (ru) 2015-06-10
EP2609591B1 (en) 2016-06-01
KR101445293B1 (ko) 2014-09-29
JP2013539553A (ja) 2013-10-24
ES2544077T3 (es) 2015-08-27
BR112013004362B1 (pt) 2020-12-01
RU2013112853A (ru) 2014-09-27
EP3471091A1 (en) 2019-04-17
AU2011295367A1 (en) 2013-04-11
MY178197A (en) 2020-10-06
PL2609590T3 (pl) 2015-10-30
TW201214417A (en) 2012-04-01
CN103460282A (zh) 2013-12-18
ES2585402T3 (es) 2016-10-05
PL3144932T3 (pl) 2019-04-30
US20140222441A1 (en) 2014-08-07
MX2013002187A (es) 2013-03-18
CA2887939C (en) 2017-11-07
JP5775582B2 (ja) 2015-09-09
KR20130079507A (ko) 2013-07-10
WO2012025282A1 (en) 2012-03-01
TWI457912B (zh) 2014-10-21
WO2012025283A1 (en) 2012-03-01
RU2640650C2 (ru) 2018-01-10
MY156770A (en) 2016-03-31
EP2924687A1 (en) 2015-09-30
JP6196249B2 (ja) 2017-09-13
CA2809437C (en) 2016-06-21
RU2580084C2 (ru) 2016-04-10
CA2809404C (en) 2016-06-21
EP2609591A1 (en) 2013-07-03
JP2015129953A (ja) 2015-07-16
US9431019B2 (en) 2016-08-30
BR112013004365B1 (pt) 2021-01-12
KR20130069770A (ko) 2013-06-26
RU2013112903A (ru) 2014-09-27

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