DE502008003378D1 - Vorrichtung und verfahren zum erzeugen eines multikanalsignals mit einer sprachsignalverarbeitung - Google Patents

Vorrichtung und verfahren zum erzeugen eines multikanalsignals mit einer sprachsignalverarbeitung

Info

Publication number
DE502008003378D1
DE502008003378D1 DE502008003378T DE502008003378T DE502008003378D1 DE 502008003378 D1 DE502008003378 D1 DE 502008003378D1 DE 502008003378 T DE502008003378 T DE 502008003378T DE 502008003378 T DE502008003378 T DE 502008003378T DE 502008003378 D1 DE502008003378 D1 DE 502008003378D1
Authority
DE
Germany
Prior art keywords
signal
channel signal
ambience
multicanal
generating
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DE502008003378T
Other languages
English (en)
Inventor
Christian Uhle
Oliver Hellmuth
Juergen Herre
Harald Popp
Thorsten Kastner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
Original Assignee
Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
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 Gesellschaft zur Forderung der Angewandten Forschung eV filed Critical Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
Publication of DE502008003378D1 publication Critical patent/DE502008003378D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo five- or more-channel type, e.g. virtual surround
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal 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
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
DE502008003378T 2007-10-12 2008-10-01 Vorrichtung und verfahren zum erzeugen eines multikanalsignals mit einer sprachsignalverarbeitung Active DE502008003378D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007048973A DE102007048973B4 (de) 2007-10-12 2007-10-12 Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals mit einer Sprachsignalverarbeitung
PCT/EP2008/008324 WO2009049773A1 (de) 2007-10-12 2008-10-01 Vorrichtung und verfahren zum erzeugen eines multikanalsignals mit einer sprachsignalverarbeitung

Publications (1)

Publication Number Publication Date
DE502008003378D1 true DE502008003378D1 (de) 2011-06-09

Family

ID=40032822

Family Applications (2)

Application Number Title Priority Date Filing Date
DE102007048973A Active DE102007048973B4 (de) 2007-10-12 2007-10-12 Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals mit einer Sprachsignalverarbeitung
DE502008003378T Active DE502008003378D1 (de) 2007-10-12 2008-10-01 Vorrichtung und verfahren zum erzeugen eines multikanalsignals mit einer sprachsignalverarbeitung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE102007048973A Active DE102007048973B4 (de) 2007-10-12 2007-10-12 Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals mit einer Sprachsignalverarbeitung

Country Status (16)

Country Link
US (1) US8731209B2 (de)
EP (1) EP2206113B1 (de)
JP (1) JP5149968B2 (de)
KR (1) KR101100610B1 (de)
CN (1) CN101842834B (de)
AT (1) ATE507555T1 (de)
AU (1) AU2008314183B2 (de)
BR (1) BRPI0816638B1 (de)
CA (1) CA2700911C (de)
DE (2) DE102007048973B4 (de)
ES (1) ES2364888T3 (de)
HK (1) HK1146424A1 (de)
MX (1) MX2010003854A (de)
PL (1) PL2206113T3 (de)
RU (1) RU2461144C2 (de)
WO (1) WO2009049773A1 (de)

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Also Published As

Publication number Publication date
PL2206113T3 (pl) 2011-09-30
US20100232619A1 (en) 2010-09-16
CN101842834A (zh) 2010-09-22
EP2206113A1 (de) 2010-07-14
KR101100610B1 (ko) 2011-12-29
MX2010003854A (es) 2010-04-27
CN101842834B (zh) 2012-08-08
BRPI0816638B1 (pt) 2020-03-10
EP2206113B1 (de) 2011-04-27
HK1146424A1 (en) 2011-06-03
JP2011501486A (ja) 2011-01-06
BRPI0816638A2 (pt) 2015-03-10
CA2700911A1 (en) 2009-04-23
AU2008314183B2 (en) 2011-03-31
RU2010112890A (ru) 2011-11-20
DE102007048973B4 (de) 2010-11-18
ES2364888T3 (es) 2011-09-16
AU2008314183A1 (en) 2009-04-23
ATE507555T1 (de) 2011-05-15
WO2009049773A1 (de) 2009-04-23
JP5149968B2 (ja) 2013-02-20
US8731209B2 (en) 2014-05-20
RU2461144C2 (ru) 2012-09-10
DE102007048973A1 (de) 2009-04-16
KR20100065372A (ko) 2010-06-16
CA2700911C (en) 2014-08-26

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