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DK2779610T3 - Akustisk signalbehandlingssystem til detektering af dobbelttale og fremgangsmåde - Google Patents

Akustisk signalbehandlingssystem til detektering af dobbelttale og fremgangsmåde Download PDF

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Publication number
DK2779610T3
DK2779610T3 DK14159667.6T DK14159667T DK2779610T3 DK 2779610 T3 DK2779610 T3 DK 2779610T3 DK 14159667 T DK14159667 T DK 14159667T DK 2779610 T3 DK2779610 T3 DK 2779610T3
Authority
DK
Denmark
Prior art keywords
procedure
detection
signal processing
processing system
acoustic signal
Prior art date
Application number
DK14159667.6T
Other languages
English (en)
Inventor
Pejman Dehghani
Robert Brennan
James Ryan
Original Assignee
Semiconductor Components Ind 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 Semiconductor Components Ind Llc filed Critical Semiconductor Components Ind Llc
Application granted granted Critical
Publication of DK2779610T3 publication Critical patent/DK2779610T3/da

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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
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L21/0232—Processing in the frequency domain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
    • H04M9/082—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic using echo cancellers
    • 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
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
    • 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
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • G10L21/0388—Details of processing therefor
    • 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
    • G10L2021/02082—Noise filtering the noise being echo, reverberation of the speech

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Telephone Function (AREA)
DK14159667.6T 2013-03-14 2014-03-13 Akustisk signalbehandlingssystem til detektering af dobbelttale og fremgangsmåde DK2779610T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/829,457 US9697847B2 (en) 2013-03-14 2013-03-14 Acoustic signal processing system capable of detecting double-talk and method

Publications (1)

Publication Number Publication Date
DK2779610T3 true DK2779610T3 (da) 2022-12-19

Family

ID=50241319

Family Applications (1)

Application Number Title Priority Date Filing Date
DK14159667.6T DK2779610T3 (da) 2013-03-14 2014-03-13 Akustisk signalbehandlingssystem til detektering af dobbelttale og fremgangsmåde

Country Status (4)

Country Link
US (2) US9697847B2 (da)
EP (1) EP2779610B1 (da)
CN (1) CN203747885U (da)
DK (1) DK2779610T3 (da)

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US11159888B1 (en) 2020-09-18 2021-10-26 Cirrus Logic, Inc. Transducer cooling by introduction of a cooling component in the transducer input signal
US11153682B1 (en) 2020-09-18 2021-10-19 Cirrus Logic, Inc. Micro-speaker audio power reproduction system and method with reduced energy use and thermal protection using micro-speaker electro-acoustic response and human hearing thresholds

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Also Published As

Publication number Publication date
US20140278381A1 (en) 2014-09-18
CN203747885U (zh) 2014-07-30
EP2779610B1 (en) 2022-11-16
US9697847B2 (en) 2017-07-04
EP2779610A2 (en) 2014-09-17
US20170169838A1 (en) 2017-06-15
EP2779610A3 (en) 2017-03-15
US10121490B2 (en) 2018-11-06

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