EP3672275A4 - Verfahren und system zur extraktion eines quellsignals und speichermedium - Google Patents

Verfahren und system zur extraktion eines quellsignals und speichermedium Download PDF

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Publication number
EP3672275A4
EP3672275A4 EP17921701.3A EP17921701A EP3672275A4 EP 3672275 A4 EP3672275 A4 EP 3672275A4 EP 17921701 A EP17921701 A EP 17921701A EP 3672275 A4 EP3672275 A4 EP 3672275A4
Authority
EP
European Patent Office
Prior art keywords
storage medium
source signal
extracting source
extracting
signal
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Withdrawn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
EP17921701.3A
Other languages
English (en)
French (fr)
Other versions
EP3672275A1 (de
Inventor
Jiangang Zhang
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.)
Incus Co Ltd
Original Assignee
Incus Co 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 Incus Co Ltd filed Critical Incus Co Ltd
Publication of EP3672275A1 publication Critical patent/EP3672275A1/de
Publication of EP3672275A4 publication Critical patent/EP3672275A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/005—Circuits for transducers for combining the signals of two or more microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • 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
    • G10L21/0272—Voice signal separating
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/40—Arrangements for obtaining a desired directivity characteristic
    • H04R25/407—Circuits for combining signals of a plurality of transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
    • H04R2225/43—Signal processing in hearing aids to enhance the speech intelligibility
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
EP17921701.3A 2017-08-15 2017-12-21 Verfahren und system zur extraktion eines quellsignals und speichermedium Withdrawn EP3672275A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710698651.6A CN109413543B (zh) 2017-08-15 2017-08-15 一种源信号提取方法、系统和存储介质
PCT/CN2017/117813 WO2019033671A1 (zh) 2017-08-15 2017-12-21 一种源信号提取方法、系统和存储介质

Publications (2)

Publication Number Publication Date
EP3672275A1 EP3672275A1 (de) 2020-06-24
EP3672275A4 true EP3672275A4 (de) 2023-08-23

Family

ID=65362112

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17921701.3A Withdrawn EP3672275A4 (de) 2017-08-15 2017-12-21 Verfahren und system zur extraktion eines quellsignals und speichermedium

Country Status (3)

Country Link
EP (1) EP3672275A4 (de)
CN (1) CN109413543B (de)
WO (1) WO2019033671A1 (de)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017084397A1 (en) * 2015-11-19 2017-05-26 The Hong Kong University Of Science And Technology Method, system and storage medium for signal separation

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CN100372277C (zh) * 2006-02-20 2008-02-27 东南大学 基于空域预白化合并的空时分离软输入软输出检测方法
CN100495388C (zh) * 2006-10-10 2009-06-03 深圳市理邦精密仪器有限公司 一种利用空间坐标转换实现信号分离的信号处理方法
EP2430975A1 (de) * 2010-09-17 2012-03-21 Stichting IMEC Nederland Analyse von Hauptkomponenten oder unabhängiger Komponenten für die Anwendung auf ambulante Elektrokardiogramme
US9100734B2 (en) * 2010-10-22 2015-08-04 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for far-field multi-source tracking and separation
CN102571296B (zh) * 2010-12-07 2014-09-03 华为技术有限公司 一种预编码的方法及装置
JP2012234150A (ja) * 2011-04-18 2012-11-29 Sony Corp 音信号処理装置、および音信号処理方法、並びにプログラム
US9099096B2 (en) * 2012-05-04 2015-08-04 Sony Computer Entertainment Inc. Source separation by independent component analysis with moving constraint
US8880395B2 (en) * 2012-05-04 2014-11-04 Sony Computer Entertainment Inc. Source separation by independent component analysis in conjunction with source direction information
JP2014045793A (ja) * 2012-08-29 2014-03-17 Sony Corp 信号処理システム、信号処理装置及びプログラム
CN102868433B (zh) * 2012-09-10 2015-04-08 西安电子科技大学 多输入多输出y信道中基于天线选择的信号传输方法
CN103083012A (zh) * 2012-12-24 2013-05-08 太原理工大学 基于盲源分离的房颤信号提取方法
CN103197183B (zh) * 2013-01-11 2015-08-19 北京航空航天大学 一种修正电磁干扰分离中独立分量分析法不确定度的方法
CN104053107B (zh) * 2014-06-06 2018-06-05 重庆大学 一种用于噪声环境下声源分离和定位方法
CN104091356A (zh) * 2014-07-04 2014-10-08 南京邮电大学 基于独立分量分析的x射线医学图像目标重建
CN105640500A (zh) * 2015-12-21 2016-06-08 安徽大学 基于独立分量分析的扫视信号特征提取方法和识别方法
CN105996993A (zh) * 2016-04-29 2016-10-12 南京理工大学 一种智能视频生命体征监测系统及方法
CN106356075B (zh) * 2016-09-29 2019-09-17 合肥美的智能科技有限公司 盲音分离方法、结构及语音控制系统和电器总成
CN107025446A (zh) * 2017-04-12 2017-08-08 北京信息科技大学 一种振动信号联合降噪方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017084397A1 (en) * 2015-11-19 2017-05-26 The Hong Kong University Of Science And Technology Method, system and storage medium for signal separation

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
TORKKOLA K.: "Blind separation of delayed sources based on information maximization", CONFERENCE PROCEEDINGS / THE 1996 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, MAY 7 - 10, 1996, MARRIOTT MARQUIS HOTEL, ATLANTA, GEORGIA, USA, vol. 6, 7 May 1996 (1996-05-07), Piscataway, NJ, XP093064311, ISBN: 978-0-7803-3192-1, Retrieved from the Internet <URL:https://citeseerx.ist.psu.edu/document?repid=rep1&type=pdf&doi=000ebbe239fc78c19f702af4a1ea47ac49d7179d> DOI: 10.1109/ICASSP.1996.550785 *

Also Published As

Publication number Publication date
EP3672275A1 (de) 2020-06-24
CN109413543B (zh) 2021-01-19
WO2019033671A1 (zh) 2019-02-21
CN109413543A (zh) 2019-03-01

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