CA2574834C - Combining audio signals using auditory scene analysis - Google Patents

Combining audio signals using auditory scene analysis Download PDF

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Publication number
CA2574834C
CA2574834C CA2574834A CA2574834A CA2574834C CA 2574834 C CA2574834 C CA 2574834C CA 2574834 A CA2574834 A CA 2574834A CA 2574834 A CA2574834 A CA 2574834A CA 2574834 C CA2574834 C CA 2574834C
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Expired - Lifetime
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CA2574834A
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English (en)
French (fr)
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CA2574834A1 (en
Inventor
Michael John Smithers
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Dolby Laboratories Licensing Corp
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Dolby Laboratories Licensing Corp
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/02—Circuits for transducers, loudspeakers or microphones for preventing acoustic reaction, i.e. acoustic oscillatory feedback
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/20—Circuits for coupling gramophone pick-up, recorder output, or microphone to receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Mathematical Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • Stereophonic System (AREA)
  • Holo Graphy (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Complex Calculations (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
CA2574834A 2004-08-03 2005-07-13 Combining audio signals using auditory scene analysis Expired - Lifetime CA2574834C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/911,404 US7508947B2 (en) 2004-08-03 2004-08-03 Method for combining audio signals using auditory scene analysis
US10/911,404 2004-08-03
PCT/US2005/024630 WO2006019719A1 (en) 2004-08-03 2005-07-13 Combining audio signals using auditory scene analysis

Publications (2)

Publication Number Publication Date
CA2574834A1 CA2574834A1 (en) 2006-02-23
CA2574834C true CA2574834C (en) 2013-07-09

Family

ID=35115846

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2574834A Expired - Lifetime CA2574834C (en) 2004-08-03 2005-07-13 Combining audio signals using auditory scene analysis

Country Status (18)

Country Link
US (1) US7508947B2 (enExample)
EP (1) EP1787495B1 (enExample)
JP (1) JP4740242B2 (enExample)
KR (1) KR101161703B1 (enExample)
CN (1) CN101002505B (enExample)
AT (1) ATE470322T1 (enExample)
AU (1) AU2005275257B2 (enExample)
BR (1) BRPI0514059B1 (enExample)
CA (1) CA2574834C (enExample)
DE (1) DE602005021648D1 (enExample)
DK (1) DK1787495T3 (enExample)
ES (1) ES2346070T3 (enExample)
IL (1) IL180712A (enExample)
MX (1) MX2007001262A (enExample)
MY (1) MY139731A (enExample)
PL (1) PL1787495T3 (enExample)
TW (1) TWI374435B (enExample)
WO (1) WO2006019719A1 (enExample)

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Also Published As

Publication number Publication date
US7508947B2 (en) 2009-03-24
BRPI0514059B1 (pt) 2019-11-12
AU2005275257B2 (en) 2011-02-03
JP4740242B2 (ja) 2011-08-03
IL180712A (en) 2012-02-29
CN101002505A (zh) 2007-07-18
ATE470322T1 (de) 2010-06-15
EP1787495B1 (en) 2010-06-02
EP1787495A1 (en) 2007-05-23
WO2006019719A1 (en) 2006-02-23
MY139731A (en) 2009-10-30
IL180712A0 (en) 2007-06-03
KR20070049146A (ko) 2007-05-10
DE602005021648D1 (de) 2010-07-15
BRPI0514059A (pt) 2008-05-27
CN101002505B (zh) 2011-08-10
DK1787495T3 (da) 2010-09-06
US20060029239A1 (en) 2006-02-09
JP2008509600A (ja) 2008-03-27
TW200608352A (en) 2006-03-01
PL1787495T3 (pl) 2010-10-29
MX2007001262A (es) 2007-04-18
HK1101053A1 (en) 2007-10-05
KR101161703B1 (ko) 2012-07-03
ES2346070T3 (es) 2010-10-08
TWI374435B (en) 2012-10-11
CA2574834A1 (en) 2006-02-23
AU2005275257A1 (en) 2006-02-23

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