AU2003282109A1 - Directional speech recognition device and method - Google Patents

Directional speech recognition device and method

Info

Publication number
AU2003282109A1
AU2003282109A1 AU2003282109A AU2003282109A AU2003282109A1 AU 2003282109 A1 AU2003282109 A1 AU 2003282109A1 AU 2003282109 A AU2003282109 A AU 2003282109A AU 2003282109 A AU2003282109 A AU 2003282109A AU 2003282109 A1 AU2003282109 A1 AU 2003282109A1
Authority
AU
Australia
Prior art keywords
speech recognition
recognition device
directional speech
directional
speech
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.)
Abandoned
Application number
AU2003282109A
Inventor
Douglas Ralph Ealey
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Publication of AU2003282109A1 publication Critical patent/AU2003282109A1/en
Abandoned 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
    • G10L15/00—Speech recognition
    • G10L15/26—Speech to text systems
    • 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
    • G10L15/00—Speech recognition
    • G10L15/22—Procedures used during a speech recognition process, e.g. man-machine dialogue
    • G10L2015/226—Procedures used during a speech recognition process, e.g. man-machine dialogue using non-speech characteristics
    • G10L2015/227—Procedures used during a speech recognition process, e.g. man-machine dialogue using non-speech characteristics of the speaker; Human-factor methodology
    • 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)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Telephone Function (AREA)
  • Circuit For Audible Band Transducer (AREA)
AU2003282109A 2002-10-25 2003-10-03 Directional speech recognition device and method Abandoned AU2003282109A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0224797.1 2002-10-25
GB0224797A GB2394589B (en) 2002-10-25 2002-10-25 Speech recognition device and method
PCT/EP2003/050685 WO2004038695A1 (en) 2002-10-25 2003-10-03 Directional speech recognition device and method

Publications (1)

Publication Number Publication Date
AU2003282109A1 true AU2003282109A1 (en) 2004-05-13

Family

ID=9946532

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003282109A Abandoned AU2003282109A1 (en) 2002-10-25 2003-10-03 Directional speech recognition device and method

Country Status (4)

Country Link
AU (1) AU2003282109A1 (en)
GB (1) GB2394589B (en)
HK (1) HK1063372A1 (en)
WO (1) WO2004038695A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8767975B2 (en) * 2007-06-21 2014-07-01 Bose Corporation Sound discrimination method and apparatus
US8611554B2 (en) 2008-04-22 2013-12-17 Bose Corporation Hearing assistance apparatus
US9078077B2 (en) 2010-10-21 2015-07-07 Bose Corporation Estimation of synthetic audio prototypes with frequency-based input signal decomposition
EP2911149B1 (en) * 2014-02-19 2019-04-17 Nokia Technologies OY Determination of an operational directive based at least in part on a spatial audio property
US9691413B2 (en) 2015-10-06 2017-06-27 Microsoft Technology Licensing, Llc Identifying sound from a source of interest based on multiple audio feeds
CN112216275A (en) * 2019-07-10 2021-01-12 阿里巴巴集团控股有限公司 Voice information processing method and device and electronic equipment

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5884254A (en) * 1995-08-02 1999-03-16 Sensimetrics Corporation Method and apparatus for restricting microphone acceptance angle
US6219645B1 (en) * 1999-12-02 2001-04-17 Lucent Technologies, Inc. Enhanced automatic speech recognition using multiple directional microphones
JP2001359185A (en) * 2000-06-13 2001-12-26 Matsushita Electric Ind Co Ltd Hands-free device and audio signal processing method therefor
JP2002091491A (en) * 2000-09-20 2002-03-27 Sanyo Electric Co Ltd Voice control system for plural pieces of equipment
DE10058786A1 (en) * 2000-11-27 2002-06-13 Philips Corp Intellectual Pty Method for controlling a device having an acoustic output device
US20030125959A1 (en) * 2001-12-31 2003-07-03 Palmquist Robert D. Translation device with planar microphone array
JP3910898B2 (en) * 2002-09-17 2007-04-25 株式会社東芝 Directivity setting device, directivity setting method, and directivity setting program

Also Published As

Publication number Publication date
WO2004038695A1 (en) 2004-05-06
GB0224797D0 (en) 2002-12-04
HK1063372A1 (en) 2004-12-24
GB2394589B (en) 2005-05-25
GB2394589A (en) 2004-04-28

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase