EP3672275A4 - Verfahren und system zur extraktion eines quellsignals und speichermedium - Google Patents
Verfahren und system zur extraktion eines quellsignals und speichermedium Download PDFInfo
- 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- Withdrawn
Links
Classifications
-
- 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
-
- 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
-
- 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; 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
- 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; 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
- 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; DEAF-AID SETS; 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; 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (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)
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、***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、***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)
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 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US8880395B2 (en) * | 2012-05-04 | 2014-11-04 | Sony Computer Entertainment Inc. | Source separation by independent component analysis in conjunction with source direction information |
US9099096B2 (en) * | 2012-05-04 | 2015-08-04 | Sony Computer Entertainment Inc. | Source separation by independent component analysis with moving constraint |
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***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***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 |
-
2017
- 2017-08-15 CN CN201710698651.6A patent/CN109413543B/zh active Active
- 2017-12-21 EP EP17921701.3A patent/EP3672275A4/de not_active Withdrawn
- 2017-12-21 WO PCT/CN2017/117813 patent/WO2019033671A1/zh unknown
Patent Citations (1)
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)
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 |
---|---|
WO2019033671A1 (zh) | 2019-02-21 |
CN109413543B (zh) | 2021-01-19 |
EP3672275A1 (de) | 2020-06-24 |
CN109413543A (zh) | 2019-03-01 |
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Legal Events
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STAA | Information on the status of an ep patent application or granted ep patent |
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Effective date: 20200315 |
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Ref country code: DE Ref legal event code: R079 Free format text: PREVIOUS MAIN CLASS: H04R0003000000 Ipc: G10L0021027200 |
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A4 | Supplementary search report drawn up and despatched |
Effective date: 20230726 |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: H04R 1/40 20060101ALN20230720BHEP Ipc: H04R 25/00 20060101ALI20230720BHEP Ipc: H04R 3/00 20060101ALI20230720BHEP Ipc: G10L 21/0272 20130101AFI20230720BHEP |
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18D | Application deemed to be withdrawn |
Effective date: 20240227 |