BRPI0812669A2 - "método e aparelho para gerar um sinal estéreo com qualidade perceptual melhorada" - Google Patents

"método e aparelho para gerar um sinal estéreo com qualidade perceptual melhorada"

Info

Publication number
BRPI0812669A2
BRPI0812669A2 BRPI0812669-0A2A BRPI0812669A BRPI0812669A2 BR PI0812669 A2 BRPI0812669 A2 BR PI0812669A2 BR PI0812669 A BRPI0812669 A BR PI0812669A BR PI0812669 A2 BRPI0812669 A2 BR PI0812669A2
Authority
BR
Brazil
Prior art keywords
stereo signal
perceptual quality
generating stereo
improved perceptual
improved
Prior art date
Application number
BRPI0812669-0A2A
Other languages
English (en)
Inventor
Bernhard Neugebauer
Jan Plogsties
Harald Popp
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
Application filed by Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of BRPI0812669A2 publication Critical patent/BRPI0812669A2/pt
Publication of BRPI0812669B1 publication Critical patent/BRPI0812669B1/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H04S1/005—For headphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
BRPI0812669A 2007-07-19 2008-05-16 método e processador de áudio para gerar um sinal estéreo com qualidade perceptual BRPI0812669B1 (pt)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102007033977 2007-07-19
US95328407P 2007-08-01 2007-08-01
US12/029,776 US8064624B2 (en) 2007-07-19 2008-02-12 Method and apparatus for generating a stereo signal with enhanced perceptual quality
PCT/EP2008/003972 WO2009010116A1 (en) 2007-07-19 2008-05-16 Method and apparatus for generating a stereo signal with enhanced perceptual quality

Publications (2)

Publication Number Publication Date
BRPI0812669A2 true BRPI0812669A2 (pt) 2014-12-23
BRPI0812669B1 BRPI0812669B1 (pt) 2020-01-28

Family

ID=40264867

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0812669A BRPI0812669B1 (pt) 2007-07-19 2008-05-16 método e processador de áudio para gerar um sinal estéreo com qualidade perceptual

Country Status (15)

Country Link
US (1) US8064624B2 (pt)
EP (1) EP2174519B1 (pt)
JP (1) JP4944245B2 (pt)
KR (1) KR101124382B1 (pt)
CN (2) CN103269474B (pt)
AU (1) AU2008278072B2 (pt)
BR (1) BRPI0812669B1 (pt)
CA (1) CA2693947C (pt)
ES (1) ES2407482T3 (pt)
HK (1) HK1142468A1 (pt)
IL (1) IL202731A (pt)
PL (1) PL2174519T3 (pt)
RU (1) RU2444154C2 (pt)
WO (1) WO2009010116A1 (pt)
ZA (1) ZA200908842B (pt)

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Also Published As

Publication number Publication date
IL202731A (en) 2014-09-30
ZA200908842B (en) 2010-11-24
EP2174519B1 (en) 2013-04-10
WO2009010116A1 (en) 2009-01-22
RU2444154C2 (ru) 2012-02-27
US20090022328A1 (en) 2009-01-22
HK1142468A1 (en) 2010-12-03
JP2010534012A (ja) 2010-10-28
CN103269474B (zh) 2016-06-29
IL202731A0 (en) 2010-06-30
PL2174519T3 (pl) 2013-08-30
BRPI0812669B1 (pt) 2020-01-28
CA2693947C (en) 2013-10-22
KR101124382B1 (ko) 2012-03-16
ES2407482T3 (es) 2013-06-12
EP2174519A1 (en) 2010-04-14
CN101855917A (zh) 2010-10-06
CN103269474A (zh) 2013-08-28
US8064624B2 (en) 2011-11-22
AU2008278072B2 (en) 2011-07-07
CA2693947A1 (en) 2009-01-22
AU2008278072A1 (en) 2009-01-22
JP4944245B2 (ja) 2012-05-30
CN101855917B (zh) 2016-07-06
RU2009147727A (ru) 2011-08-27
KR20100034004A (ko) 2010-03-31

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Legal Events

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B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

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