DE69428297T2 - Verfahren zur Energiedetektion von durch Rauschen gestörten Signalen - Google Patents

Verfahren zur Energiedetektion von durch Rauschen gestörten Signalen

Info

Publication number
DE69428297T2
DE69428297T2 DE69428297T DE69428297T DE69428297T2 DE 69428297 T2 DE69428297 T2 DE 69428297T2 DE 69428297 T DE69428297 T DE 69428297T DE 69428297 T DE69428297 T DE 69428297T DE 69428297 T2 DE69428297 T2 DE 69428297T2
Authority
DE
Germany
Prior art keywords
noise
energy detection
signals disturbed
disturbed
signals
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.)
Expired - Fee Related
Application number
DE69428297T
Other languages
English (en)
Other versions
DE69428297D1 (de
Inventor
Dominique Pastor
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.)
Thales Avionics SAS
Original Assignee
Thales Avionics SAS
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 Thales Avionics SAS filed Critical Thales Avionics SAS
Application granted granted Critical
Publication of DE69428297D1 publication Critical patent/DE69428297D1/de
Publication of DE69428297T2 publication Critical patent/DE69428297T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Complex Calculations (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Noise Elimination (AREA)
DE69428297T 1993-04-16 1994-04-11 Verfahren zur Energiedetektion von durch Rauschen gestörten Signalen Expired - Fee Related DE69428297T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9304519A FR2704111B1 (fr) 1993-04-16 1993-04-16 Procédé de détection énergétique de signaux noyés dans du bruit.

Publications (2)

Publication Number Publication Date
DE69428297D1 DE69428297D1 (de) 2001-10-25
DE69428297T2 true DE69428297T2 (de) 2002-07-04

Family

ID=9446150

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69428297T Expired - Fee Related DE69428297T2 (de) 1993-04-16 1994-04-11 Verfahren zur Energiedetektion von durch Rauschen gestörten Signalen

Country Status (5)

Country Link
US (1) US5511009A (de)
EP (1) EP0620546B1 (de)
JP (1) JPH0715363A (de)
DE (1) DE69428297T2 (de)
FR (1) FR2704111B1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2731541B1 (fr) * 1995-03-08 1997-08-08 Paul Bertrand Procede et dispositif acoustique de detection d'intrusion
FR2744277B1 (fr) * 1996-01-26 1998-03-06 Sextant Avionique Procede de reconnaissance vocale en ambiance bruitee, et dispositif de mise en oeuvre
US5726658A (en) * 1996-06-03 1998-03-10 He Holdings, Inc. CDMA code generator employing mixing ergodic transformation
US5890111A (en) * 1996-12-24 1999-03-30 Technology Research Association Of Medical Welfare Apparatus Enhancement of esophageal speech by injection noise rejection
US5946649A (en) * 1997-04-16 1999-08-31 Technology Research Association Of Medical Welfare Apparatus Esophageal speech injection noise detection and rejection
FR2765715B1 (fr) 1997-07-04 1999-09-17 Sextant Avionique Procede de recherche d'un modele de bruit dans des signaux sonores bruites
US6349278B1 (en) * 1999-08-04 2002-02-19 Ericsson Inc. Soft decision signal estimation
FR2799601B1 (fr) * 1999-10-08 2002-08-02 Schlumberger Systems & Service Dispositif et procede d'annulation de bruit
US6535641B1 (en) * 1999-10-28 2003-03-18 The United States Of America As Represented By The Secretary Of The Navy Class specific classifier
US7508944B1 (en) * 2000-06-02 2009-03-24 Digimarc Corporation Using classification techniques in digital watermarking
US6754569B2 (en) * 2001-05-24 2004-06-22 Simmonds Precision Products, Inc. Method and apparatus for normalizing condition indicators
US7437135B2 (en) 2003-10-30 2008-10-14 Interdigital Technology Corporation Joint channel equalizer interference canceller advanced receiver
US7400692B2 (en) * 2004-01-14 2008-07-15 Interdigital Technology Corporation Telescoping window based equalization
CN100593197C (zh) * 2005-02-02 2010-03-03 富士通株式会社 信号处理方法和装置
US9101274B2 (en) 2010-06-24 2015-08-11 Cvr Global, Inc. Sensor, sensor pad and sensor array for detecting infrasonic acoustic signals
US11413653B2 (en) 2010-06-24 2022-08-16 Cvr Global, Inc. Sensor, sensor pad and sensor array for detecting infrasonic acoustic signals
JP6239294B2 (ja) * 2013-07-18 2017-11-29 株式会社日立ハイテクノロジーズ プラズマ処理装置及びプラズマ処理装置の運転方法
WO2021130798A1 (ja) 2019-12-23 2021-07-01 株式会社日立ハイテク プラズマ処理方法およびプラズマ処理に用いる波長選択方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4630304A (en) * 1985-07-01 1986-12-16 Motorola, Inc. Automatic background noise estimator for a noise suppression system
GB8608289D0 (en) * 1986-04-04 1986-05-08 Pa Consulting Services Noise compensation in speech recognition
US4984275A (en) * 1987-03-13 1991-01-08 Matsushita Electric Industrial Co., Ltd. Method and apparatus for speech recognition
GB2239971B (en) * 1989-12-06 1993-09-29 Ca Nat Research Council System for separating speech from background noise
CA2040025A1 (en) * 1990-04-09 1991-10-10 Hideki Satoh Speech detection apparatus with influence of input level and noise reduced
FR2677828B1 (fr) * 1991-06-14 1993-08-20 Sextant Avionique Procede de detection d'un signal utile bruite.

Also Published As

Publication number Publication date
FR2704111B1 (fr) 1995-05-24
EP0620546A3 (de) 1994-12-14
JPH0715363A (ja) 1995-01-17
EP0620546A2 (de) 1994-10-19
FR2704111A1 (fr) 1994-10-21
US5511009A (en) 1996-04-23
EP0620546B1 (de) 2001-09-19
DE69428297D1 (de) 2001-10-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee