DK2974084T3 - Fremgangsmåde og system til støjreduktion - Google Patents

Fremgangsmåde og system til støjreduktion Download PDF

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Publication number
DK2974084T3
DK2974084T3 DK14764221.9T DK14764221T DK2974084T3 DK 2974084 T3 DK2974084 T3 DK 2974084T3 DK 14764221 T DK14764221 T DK 14764221T DK 2974084 T3 DK2974084 T3 DK 2974084T3
Authority
DK
Denmark
Prior art keywords
noise reduction
reduction procedure
procedure
noise
reduction
Prior art date
Application number
DK14764221.9T
Other languages
English (en)
Inventor
Hoesel Richard Van
Jorge Mejia
Original Assignee
Hear Ip Pty 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=51535592&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK2974084(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from AU2013900843A external-priority patent/AU2013900843A0/en
Application filed by Hear Ip Pty Ltd filed Critical Hear Ip Pty Ltd
Application granted granted Critical
Publication of DK2974084T3 publication Critical patent/DK2974084T3/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
    • 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
    • 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
    • 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
    • G10L21/0324—Details of processing therefor
    • G10L21/034—Automatic adjustment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • 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)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Circuit For Audible Band Transducer (AREA)
DK14764221.9T 2013-03-12 2014-02-26 Fremgangsmåde og system til støjreduktion DK2974084T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2013900843A AU2013900843A0 (en) 2013-03-12 A noise reduction method and system
PCT/AU2014/000178 WO2014138774A1 (en) 2013-03-12 2014-02-26 A noise reduction method and system

Publications (1)

Publication Number Publication Date
DK2974084T3 true DK2974084T3 (da) 2020-11-09

Family

ID=51535592

Family Applications (1)

Application Number Title Priority Date Filing Date
DK14764221.9T DK2974084T3 (da) 2013-03-12 2014-02-26 Fremgangsmåde og system til støjreduktion

Country Status (7)

Country Link
US (1) US10347269B2 (da)
EP (1) EP2974084B1 (da)
JP (1) JP2016515342A (da)
CN (1) CN105051814A (da)
AU (4) AU2014231751A1 (da)
DK (1) DK2974084T3 (da)
WO (1) WO2014138774A1 (da)

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JP6738342B2 (ja) 2015-02-13 2020-08-12 ヌープル, インコーポレーテッドNoopl, Inc. 聴力を改善するためのシステムおよび方法
US20180067212A1 (en) * 2016-09-02 2018-03-08 Apple Inc. Infrared-Transparent Window Coatings for Electronic Device Sensors
KR20210021296A (ko) * 2018-05-18 2021-02-25 젠텍스코오포레이션 헤드셋 통신 시스템
TWI674005B (zh) * 2018-06-27 2019-10-01 塞席爾商元鼎音訊股份有限公司 降低接觸助聽器所產生噪音之方法及雙耳助聽器
US11451919B2 (en) * 2021-02-19 2022-09-20 Boomcloud 360, Inc. All-pass network system for colorless decorrelation with constraints
US12028684B2 (en) 2021-07-30 2024-07-02 Starkey Laboratories, Inc. Spatially differentiated noise reduction for hearing devices

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Also Published As

Publication number Publication date
WO2014138774A1 (en) 2014-09-18
EP2974084A1 (en) 2016-01-20
AU2020203800A1 (en) 2020-07-02
AU2022205203B2 (en) 2023-12-14
CN105051814A (zh) 2015-11-11
US20160005417A1 (en) 2016-01-07
US10347269B2 (en) 2019-07-09
EP2974084B1 (en) 2020-08-05
JP2016515342A (ja) 2016-05-26
EP2974084A4 (en) 2016-11-09
AU2022205203A1 (en) 2022-08-04
AU2018202354A1 (en) 2018-04-26
AU2014231751A1 (en) 2015-07-30

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