GB2394589B - Speech recognition device and method - Google Patents

Speech recognition device and method

Info

Publication number
GB2394589B
GB2394589B GB0224797A GB0224797A GB2394589B GB 2394589 B GB2394589 B GB 2394589B GB 0224797 A GB0224797 A GB 0224797A GB 0224797 A GB0224797 A GB 0224797A GB 2394589 B GB2394589 B GB 2394589B
Authority
GB
United Kingdom
Prior art keywords
speech recognition
recognition device
speech
recognition
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
GB0224797A
Other versions
GB0224797D0 (en
GB2394589A (en
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
Priority to GB0224797A priority Critical patent/GB2394589B/en
Publication of GB0224797D0 publication Critical patent/GB0224797D0/en
Priority to PCT/EP2003/050685 priority patent/WO2004038695A1/en
Priority to AU2003282109A priority patent/AU2003282109A1/en
Publication of GB2394589A publication Critical patent/GB2394589A/en
Priority to HK04106099A priority patent/HK1063372A1/en
Application granted granted Critical
Publication of GB2394589B publication Critical patent/GB2394589B/en
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
    • 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)
GB0224797A 2002-10-25 2002-10-25 Speech recognition device and method Expired - Lifetime GB2394589B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
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
AU2003282109A AU2003282109A1 (en) 2002-10-25 2003-10-03 Directional speech recognition device and method
HK04106099A HK1063372A1 (en) 2002-10-25 2004-08-13 Speech recognition device and method.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0224797A GB2394589B (en) 2002-10-25 2002-10-25 Speech recognition device and method

Publications (3)

Publication Number Publication Date
GB0224797D0 GB0224797D0 (en) 2002-12-04
GB2394589A GB2394589A (en) 2004-04-28
GB2394589B true GB2394589B (en) 2005-05-25

Family

ID=9946532

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0224797A Expired - Lifetime GB2394589B (en) 2002-10-25 2002-10-25 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
CN112216275B (en) * 2019-07-10 2024-07-19 阿里巴巴集团控股有限公司 Voice information processing method and device and electronic equipment

Citations (4)

* 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
JP2002091491A (en) * 2000-09-20 2002-03-27 Sanyo Electric Co Ltd Voice control system for plural pieces of equipment
EP1400814A2 (en) * 2002-09-17 2004-03-24 Kabushiki Kaisha Toshiba Directional setting apparatus, directional setting system, directional setting method and directional setting program

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001359185A (en) * 2000-06-13 2001-12-26 Matsushita Electric Ind Co Ltd Hands-free device and audio signal processing method therefor
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

Patent Citations (4)

* 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
JP2002091491A (en) * 2000-09-20 2002-03-27 Sanyo Electric Co Ltd Voice control system for plural pieces of equipment
EP1400814A2 (en) * 2002-09-17 2004-03-24 Kabushiki Kaisha Toshiba Directional setting apparatus, directional setting system, directional setting method and directional setting program

Also Published As

Publication number Publication date
WO2004038695A1 (en) 2004-05-06
GB0224797D0 (en) 2002-12-04
GB2394589A (en) 2004-04-28
AU2003282109A1 (en) 2004-05-13
HK1063372A1 (en) 2004-12-24

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