DE69926155D1 - Integriertes System zur Sprachverbesserung in einem Fahrzeug sowie Freisprech-Mobilfunksystem - Google Patents

Integriertes System zur Sprachverbesserung in einem Fahrzeug sowie Freisprech-Mobilfunksystem

Info

Publication number
DE69926155D1
DE69926155D1 DE69926155T DE69926155T DE69926155D1 DE 69926155 D1 DE69926155 D1 DE 69926155D1 DE 69926155 T DE69926155 T DE 69926155T DE 69926155 T DE69926155 T DE 69926155T DE 69926155 D1 DE69926155 D1 DE 69926155D1
Authority
DE
Germany
Prior art keywords
hands
vehicle
mobile radio
voice enhancement
free mobile
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.)
Expired - Lifetime
Application number
DE69926155T
Other languages
English (en)
Other versions
DE69926155T2 (de
Inventor
Brian M Finn
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.)
Digisonix LLC
Original Assignee
Digisonix LLC
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 Digisonix LLC filed Critical Digisonix LLC
Publication of DE69926155D1 publication Critical patent/DE69926155D1/de
Application granted granted Critical
Publication of DE69926155T2 publication Critical patent/DE69926155T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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
    • 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)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephone Function (AREA)
DE69926155T 1998-01-23 1999-01-22 Integriertes System zur Sprachverbesserung in einem Fahrzeug sowie Freisprech-Mobilfunksystem Expired - Lifetime DE69926155T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/012,529 US6505057B1 (en) 1998-01-23 1998-01-23 Integrated vehicle voice enhancement system and hands-free cellular telephone system
US12529 1998-01-23

Publications (2)

Publication Number Publication Date
DE69926155D1 true DE69926155D1 (de) 2005-08-25
DE69926155T2 DE69926155T2 (de) 2006-04-20

Family

ID=21755393

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69926155T Expired - Lifetime DE69926155T2 (de) 1998-01-23 1999-01-22 Integriertes System zur Sprachverbesserung in einem Fahrzeug sowie Freisprech-Mobilfunksystem

Country Status (3)

Country Link
US (1) US6505057B1 (de)
EP (1) EP0932142B1 (de)
DE (1) DE69926155T2 (de)

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Also Published As

Publication number Publication date
US6505057B1 (en) 2003-01-07
EP0932142A2 (de) 1999-07-28
EP0932142A3 (de) 2000-03-15
DE69926155T2 (de) 2006-04-20
EP0932142B1 (de) 2005-07-20

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