ATE528747T1 - Vorrichtung zum mischen mehrerer eingabedatenströme - Google Patents

Vorrichtung zum mischen mehrerer eingabedatenströme

Info

Publication number
ATE528747T1
ATE528747T1 AT09716202T AT09716202T ATE528747T1 AT E528747 T1 ATE528747 T1 AT E528747T1 AT 09716202 T AT09716202 T AT 09716202T AT 09716202 T AT09716202 T AT 09716202T AT E528747 T1 ATE528747 T1 AT E528747T1
Authority
AT
Austria
Prior art keywords
input data
data stream
output
data streams
frame
Prior art date
Application number
AT09716202T
Other languages
English (en)
Inventor
Markus Schnell
Manfred Lutzky
Markus Multrus
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
Application granted granted Critical
Publication of ATE528747T1 publication Critical patent/ATE528747T1/de

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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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • 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
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading 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
    • G10L19/008—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
    • G10L19/04—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
    • G10L19/26—Pre-filtering or post-filtering
    • G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to encoding

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Quality & Reliability (AREA)
  • Mathematical Physics (AREA)
  • Telephonic Communication Services (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Television Systems (AREA)
  • Paper (AREA)
  • Amplifiers (AREA)
  • Communication Control (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Telephone Function (AREA)
  • Image Processing (AREA)
AT09716202T 2008-03-04 2009-03-04 Vorrichtung zum mischen mehrerer eingabedatenströme ATE528747T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US3359008P 2008-03-04 2008-03-04
PCT/EP2009/001533 WO2009109373A2 (en) 2008-03-04 2009-03-04 Apparatus for mixing a plurality of input data streams

Publications (1)

Publication Number Publication Date
ATE528747T1 true ATE528747T1 (de) 2011-10-15

Family

ID=41053617

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09716202T ATE528747T1 (de) 2008-03-04 2009-03-04 Vorrichtung zum mischen mehrerer eingabedatenströme

Country Status (14)

Country Link
US (2) US8116486B2 (de)
EP (3) EP2378518B1 (de)
JP (3) JP5302980B2 (de)
KR (3) KR101192241B1 (de)
CN (3) CN102789782B (de)
AT (1) ATE528747T1 (de)
AU (2) AU2009221443B2 (de)
BR (2) BRPI0906079B1 (de)
CA (2) CA2716926C (de)
ES (3) ES2753899T3 (de)
MX (1) MX2010009666A (de)
PL (1) PL2250641T3 (de)
RU (3) RU2562395C2 (de)
WO (2) WO2009109374A2 (de)

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Also Published As

Publication number Publication date
EP2250641B1 (de) 2011-10-12
KR101253278B1 (ko) 2013-04-11
KR20100125382A (ko) 2010-11-30
EP2260487B1 (de) 2019-08-21
EP2378518A3 (de) 2012-11-21
WO2009109373A2 (en) 2009-09-11
BRPI0906079A2 (pt) 2015-10-06
KR101178114B1 (ko) 2012-08-30
ES2753899T3 (es) 2020-04-14
JP5654632B2 (ja) 2015-01-14
CN102016985A (zh) 2011-04-13
CA2717196A1 (en) 2009-09-11
RU2488896C2 (ru) 2013-07-27
AU2009221444B2 (en) 2012-06-14
JP2013190803A (ja) 2013-09-26
AU2009221444A1 (en) 2009-09-11
JP2011513780A (ja) 2011-04-28
AU2009221443B2 (en) 2012-01-12
KR20100125377A (ko) 2010-11-30
CA2717196C (en) 2016-08-16
CN102789782B (zh) 2015-10-14
RU2473140C2 (ru) 2013-01-20
BRPI0906078B1 (pt) 2020-12-29
JP5536674B2 (ja) 2014-07-02
RU2010136360A (ru) 2012-03-10
ES2374496T3 (es) 2012-02-17
CN102789782A (zh) 2012-11-21
MX2010009666A (es) 2010-10-15
BRPI0906079B1 (pt) 2020-12-29
RU2562395C2 (ru) 2015-09-10
ES2665766T3 (es) 2018-04-27
KR101192241B1 (ko) 2012-10-17
US20090226010A1 (en) 2009-09-10
CN102016983A (zh) 2011-04-13
JP2011518342A (ja) 2011-06-23
JP5302980B2 (ja) 2013-10-02
EP2250641A2 (de) 2010-11-17
WO2009109374A3 (en) 2010-04-01
EP2260487A2 (de) 2010-12-15
KR20120039748A (ko) 2012-04-25
BRPI0906078A2 (pt) 2015-07-07
HK1149838A1 (en) 2011-10-14
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CA2716926A1 (en) 2009-09-11
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CN102016983B (zh) 2013-08-14
EP2378518B1 (de) 2018-01-24
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WO2009109373A3 (en) 2010-03-04
US8290783B2 (en) 2012-10-16
RU2010136357A (ru) 2012-03-10
PL2250641T3 (pl) 2012-03-30
RU2012128313A (ru) 2014-01-10
WO2009109374A2 (en) 2009-09-11
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US8116486B2 (en) 2012-02-14

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