GB201203810D0 - Signal processing methods and apparatus - Google Patents

Signal processing methods and apparatus

Info

Publication number
GB201203810D0
GB201203810D0 GBGB1203810.5A GB201203810A GB201203810D0 GB 201203810 D0 GB201203810 D0 GB 201203810D0 GB 201203810 A GB201203810 A GB 201203810A GB 201203810 D0 GB201203810 D0 GB 201203810D0
Authority
GB
United Kingdom
Prior art keywords
signal processing
processing methods
methods
signal
processing
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.)
Withdrawn
Application number
GBGB1203810.5A
Other versions
GB2501058A (en
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.)
Airbus Group Ltd
Original Assignee
Airbus Group Ltd
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 Airbus Group Ltd filed Critical Airbus Group Ltd
Priority to GB1203810.5A priority Critical patent/GB2501058A/en
Publication of GB201203810D0 publication Critical patent/GB201203810D0/en
Priority to PCT/GB2013/050271 priority patent/WO2013132216A1/en
Publication of GB2501058A publication Critical patent/GB2501058A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G01S3/808—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
    • G01S3/8086—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems determining other position line of source
    • 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
    • G10L17/00—Speaker identification or verification techniques
    • G10L17/20—Pattern transformations or operations aimed at increasing system robustness, e.g. against channel noise or different working conditions
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • 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
    • G10L17/00—Speaker identification or verification techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/406—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
    • H04R2201/401—2D or 3D arrays of transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/20—Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic
    • H04R2430/23—Direction finding using a sum-delay beam-former
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
GB1203810.5A 2012-03-05 2012-03-05 A speaker diarization system Withdrawn GB2501058A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1203810.5A GB2501058A (en) 2012-03-05 2012-03-05 A speaker diarization system
PCT/GB2013/050271 WO2013132216A1 (en) 2012-03-05 2013-02-06 Method and apparatus for determining the number of sound sources in a targeted space

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1203810.5A GB2501058A (en) 2012-03-05 2012-03-05 A speaker diarization system

Publications (2)

Publication Number Publication Date
GB201203810D0 true GB201203810D0 (en) 2012-04-18
GB2501058A GB2501058A (en) 2013-10-16

Family

ID=46003112

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1203810.5A Withdrawn GB2501058A (en) 2012-03-05 2012-03-05 A speaker diarization system

Country Status (2)

Country Link
GB (1) GB2501058A (en)
WO (1) WO2013132216A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201406070D0 (en) 2014-04-04 2014-05-21 Eads Uk Ltd Method of capturing and structuring information from a meeting
US10424317B2 (en) * 2016-09-14 2019-09-24 Nuance Communications, Inc. Method for microphone selection and multi-talker segmentation with ambient automated speech recognition (ASR)
CN112185413B (en) * 2020-09-30 2024-04-12 北京搜狗科技发展有限公司 Voice processing method and device for voice processing
CN116030815B (en) * 2023-03-30 2023-06-20 北京建筑大学 Voice segmentation clustering method and device based on sound source position

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6687187B2 (en) * 2000-08-11 2004-02-03 Phonak Ag Method for directional location and locating system
FR2947931A1 (en) * 2009-07-10 2011-01-14 France Telecom LOCATION OF SOURCES
US8554562B2 (en) * 2009-11-15 2013-10-08 Nuance Communications, Inc. Method and system for speaker diarization
FR2954513B1 (en) * 2009-12-21 2014-08-15 Thales Sa METHOD AND SYSTEM FOR ESTIMATING THE NUMBER OF SOURCES INCIDENTED TO A SENSOR ARRAY BY ESTIMATING NOISE STATISTICS
US8433567B2 (en) * 2010-04-08 2013-04-30 International Business Machines Corporation Compensation of intra-speaker variability in speaker diarization
WO2011160741A1 (en) * 2010-06-23 2011-12-29 Telefonica, S.A. A method for indexing multimedia information

Also Published As

Publication number Publication date
GB2501058A (en) 2013-10-16
WO2013132216A1 (en) 2013-09-12

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)