ATE554481T1 - Sprecherlokalisierung - Google Patents

Sprecherlokalisierung

Info

Publication number
ATE554481T1
ATE554481T1 AT07022602T AT07022602T ATE554481T1 AT E554481 T1 ATE554481 T1 AT E554481T1 AT 07022602 T AT07022602 T AT 07022602T AT 07022602 T AT07022602 T AT 07022602T AT E554481 T1 ATE554481 T1 AT E554481T1
Authority
AT
Austria
Prior art keywords
microphones
microphone signals
microphone
sound
sound source
Prior art date
Application number
AT07022602T
Other languages
English (en)
Inventor
Gerhard Schmidt
Tobias Wolff
Markus Buck
Valbuena Olga Gonzalez
Gunther Wirsching
Original Assignee
Nuance Communications Inc
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 Nuance Communications Inc filed Critical Nuance Communications Inc
Application granted granted Critical
Publication of ATE554481T1 publication Critical patent/ATE554481T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • 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
    • G10L21/0272—Voice signal separating
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/005—Circuits for transducers for combining the signals of two or more microphones
    • 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
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
    • G10L2021/02166—Microphone arrays; Beamforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Quality & Reliability (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
AT07022602T 2007-11-21 2007-11-21 Sprecherlokalisierung ATE554481T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP07022602A EP2063419B1 (de) 2007-11-21 2007-11-21 Sprecherlokalisierung

Publications (1)

Publication Number Publication Date
ATE554481T1 true ATE554481T1 (de) 2012-05-15

Family

ID=39247943

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07022602T ATE554481T1 (de) 2007-11-21 2007-11-21 Sprecherlokalisierung

Country Status (4)

Country Link
US (2) US8675890B2 (de)
EP (1) EP2063419B1 (de)
AT (1) ATE554481T1 (de)
WO (1) WO2009065542A1 (de)

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Also Published As

Publication number Publication date
EP2063419A1 (de) 2009-05-27
US8675890B2 (en) 2014-03-18
EP2063419B1 (de) 2012-04-18
WO2009065542A1 (en) 2009-05-28
US9622003B2 (en) 2017-04-11
US20110019835A1 (en) 2011-01-27
US20140247953A1 (en) 2014-09-04

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