NO332575B1 - Prosess for a detektere objekter i bevegelse med aktiv sonar - Google Patents
Prosess for a detektere objekter i bevegelse med aktiv sonar Download PDFInfo
- Publication number
- NO332575B1 NO332575B1 NO20005783A NO20005783A NO332575B1 NO 332575 B1 NO332575 B1 NO 332575B1 NO 20005783 A NO20005783 A NO 20005783A NO 20005783 A NO20005783 A NO 20005783A NO 332575 B1 NO332575 B1 NO 332575B1
- Authority
- NO
- Norway
- Prior art keywords
- signal
- frequency
- frequencies
- speed
- process according
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000001228 spectrum Methods 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 230000003595 spectral effect Effects 0.000 claims description 10
- 230000033001 locomotion Effects 0.000 claims description 5
- 238000002592 echocardiography Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000000875 corresponding effect Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 6
- 238000001914 filtration Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/50—Systems of measurement, based on relative movement of the target
- G01S15/52—Discriminating between fixed and moving objects or between objects moving at different speeds
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
- G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
- G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
- G01S13/526—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi performing filtering on the whole spectrum without loss of range information, e.g. using delay line cancellers or comb filters
- G01S13/528—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi performing filtering on the whole spectrum without loss of range information, e.g. using delay line cancellers or comb filters with elimination of blind speeds
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9806179A FR2778748B1 (fr) | 1998-05-15 | 1998-05-15 | Procede de detection d'objets mobiles par sonar actif |
| PCT/FR1999/001091 WO1999060418A1 (fr) | 1998-05-15 | 1999-05-07 | Procede de detection d'objets mobiles par sonar actif |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO20005783L NO20005783L (no) | 2000-11-15 |
| NO20005783D0 NO20005783D0 (no) | 2000-11-15 |
| NO332575B1 true NO332575B1 (no) | 2012-11-05 |
Family
ID=9526411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO20005783A NO332575B1 (no) | 1998-05-15 | 2000-11-15 | Prosess for a detektere objekter i bevegelse med aktiv sonar |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6314053B1 (de) |
| EP (1) | EP1078280B1 (de) |
| AU (1) | AU769930B2 (de) |
| DE (1) | DE69901102T2 (de) |
| FR (1) | FR2778748B1 (de) |
| NO (1) | NO332575B1 (de) |
| WO (1) | WO1999060418A1 (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6052334A (en) * | 1998-08-04 | 2000-04-18 | Rowe-Deines Instruments | System and method for measuring wave directional spectrum and wave height |
| US7123544B1 (en) | 2004-05-24 | 2006-10-17 | The United States Of America As Represented By The Secretary Of The Navy | Assembly and method for determining speed of a supercavitating underwater vehicle |
| FR2872669B1 (fr) * | 2004-07-02 | 2006-11-24 | Thales Sa | Simulation de reseau atn pour le test d'applications d'equipements terminaux dans l'aeronautique civile |
| FR2872919B1 (fr) * | 2004-07-09 | 2006-09-29 | Thales Sa | Traitement coherent rapide pour codes a spectre de raies periodiques |
| FR2900504B1 (fr) | 2006-04-26 | 2009-11-20 | Thales Sa | Procede pour optimiser l'alimentation d'une antenne lineaire d'emission remorquee pour emettre en mode omnidirectionnel. |
| US7847925B2 (en) | 2007-06-18 | 2010-12-07 | Teledyne Rd Instruments, Inc. | System and method of acoustic doppler beamforming |
| US8254208B2 (en) * | 2008-12-08 | 2012-08-28 | Teledyne Rd Instruments, Inc. | Multi-state beamforming array |
| EP2435851B1 (de) | 2009-05-27 | 2016-07-06 | Teledyne Instruments, Inc. | System und verfahren zur bestimmung von wellenmerkmalen aus einer beweglichen plattform |
| CN118112575B (zh) * | 2024-03-08 | 2024-10-01 | 哈尔滨工程大学 | 一种异构集群声纳多视角水下目标探测方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US35535A (en) * | 1862-06-10 | Improvement in lam p-chi mneys | ||
| US3732533A (en) * | 1966-04-04 | 1973-05-08 | Vadys Ass Ltd | Underwater explosive-acoustic transducer and systems |
| US5208785A (en) * | 1990-09-26 | 1993-05-04 | Rowe, Deines Instruments Incorporated | Broadband acoustic doppler current profiler |
| FR2687226B1 (fr) * | 1992-02-11 | 1994-04-01 | Thomson Csf | Procede de detection de cible sous-marine avec diversite de frequence. |
| JP2685041B2 (ja) * | 1995-12-12 | 1997-12-03 | 日本電気株式会社 | 移動目標の自動検出方式 |
-
1998
- 1998-05-15 FR FR9806179A patent/FR2778748B1/fr not_active Expired - Lifetime
-
1999
- 1999-05-07 EP EP99918028A patent/EP1078280B1/de not_active Expired - Lifetime
- 1999-05-07 AU AU36098/99A patent/AU769930B2/en not_active Expired
- 1999-05-07 WO PCT/FR1999/001091 patent/WO1999060418A1/fr active IP Right Grant
- 1999-05-07 DE DE69901102T patent/DE69901102T2/de not_active Expired - Lifetime
- 1999-05-07 US US09/674,505 patent/US6314053B1/en not_active Expired - Lifetime
-
2000
- 2000-11-15 NO NO20005783A patent/NO332575B1/no not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| AU769930B2 (en) | 2004-02-12 |
| NO20005783L (no) | 2000-11-15 |
| EP1078280B1 (de) | 2002-03-27 |
| DE69901102T2 (de) | 2002-11-21 |
| US6314053B1 (en) | 2001-11-06 |
| FR2778748B1 (fr) | 2004-08-27 |
| DE69901102D1 (de) | 2002-05-02 |
| FR2778748A1 (fr) | 1999-11-19 |
| NO20005783D0 (no) | 2000-11-15 |
| WO1999060418A1 (fr) | 1999-11-25 |
| EP1078280A1 (de) | 2001-02-28 |
| AU3609899A (en) | 1999-12-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM1K | Lapsed by not paying the annual fees |