FR2704111B1 - Procédé de détection énergétique de signaux noyés dans du bruit. - Google Patents
Procédé de détection énergétique de signaux noyés dans du bruit.Info
- Publication number
- FR2704111B1 FR2704111B1 FR9304519A FR9304519A FR2704111B1 FR 2704111 B1 FR2704111 B1 FR 2704111B1 FR 9304519 A FR9304519 A FR 9304519A FR 9304519 A FR9304519 A FR 9304519A FR 2704111 B1 FR2704111 B1 FR 2704111B1
- Authority
- FR
- France
- Prior art keywords
- noise
- signals embedded
- energetic
- detection
- energetic detection
- 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 - Lifetime
Links
- 238000001514 detection method Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
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)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Complex Calculations (AREA)
- Radar Systems Or Details Thereof (AREA)
- Filters That Use Time-Delay Elements (AREA)
- Noise Elimination (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (5)
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. |
US08/224,517 US5511009A (en) | 1993-04-16 | 1994-04-07 | Energy-based process for the detection of signals drowned in noise |
DE69428297T DE69428297T2 (de) | 1993-04-16 | 1994-04-11 | Verfahren zur Energiedetektion von durch Rauschen gestörten Signalen |
EP94400779A EP0620546B1 (fr) | 1993-04-16 | 1994-04-11 | Procédé de détection énergétique de signaux noyés dans du bruit |
JP6102129A JPH0715363A (ja) | 1993-04-16 | 1994-04-15 | 雑音に埋没した信号を検出するためのエネルギ・ベースの検出方法 |
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 |
---|---|
FR2704111A1 FR2704111A1 (fr) | 1994-10-21 |
FR2704111B1 true FR2704111B1 (fr) | 1995-05-24 |
Family
ID=9446150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9304519A Expired - Lifetime FR2704111B1 (fr) | 1993-04-16 | 1993-04-16 | Procédé de détection énergétique de signaux noyés dans du bruit. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5511009A (fr) |
EP (1) | EP0620546B1 (fr) |
JP (1) | JPH0715363A (fr) |
DE (1) | DE69428297T2 (fr) |
FR (1) | FR2704111B1 (fr) |
Families Citing this family (18)
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 |
EP1845520A4 (fr) * | 2005-02-02 | 2011-08-10 | Fujitsu Ltd | Méthode de traitement de signal et dispositif de traitement de signal |
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 |
KR102429079B1 (ko) | 2019-12-23 | 2022-08-03 | 주식회사 히타치하이테크 | 플라스마 처리 방법 및 플라스마 처리에 이용하는 파장 선택 방법 |
Family Cites Families (6)
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 (fr) * | 1990-04-09 | 1991-10-10 | Hideki Satoh | Appareil de detection de paroles reduisant les effets dus au niveau d'entree et au bruit |
FR2677828B1 (fr) * | 1991-06-14 | 1993-08-20 | Sextant Avionique | Procede de detection d'un signal utile bruite. |
-
1993
- 1993-04-16 FR FR9304519A patent/FR2704111B1/fr not_active Expired - Lifetime
-
1994
- 1994-04-07 US US08/224,517 patent/US5511009A/en not_active Expired - Lifetime
- 1994-04-11 EP EP94400779A patent/EP0620546B1/fr not_active Expired - Lifetime
- 1994-04-11 DE DE69428297T patent/DE69428297T2/de not_active Expired - Fee Related
- 1994-04-15 JP JP6102129A patent/JPH0715363A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0620546A2 (fr) | 1994-10-19 |
DE69428297D1 (de) | 2001-10-25 |
US5511009A (en) | 1996-04-23 |
EP0620546A3 (fr) | 1994-12-14 |
DE69428297T2 (de) | 2002-07-04 |
FR2704111A1 (fr) | 1994-10-21 |
EP0620546B1 (fr) | 2001-09-19 |
JPH0715363A (ja) | 1995-01-17 |
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