FR2767587B1 - Procede d'amelioration de la detection acoustique et de la determination de la position de petites cibles - Google Patents
Procede d'amelioration de la detection acoustique et de la determination de la position de petites ciblesInfo
- Publication number
- FR2767587B1 FR2767587B1 FR9710624A FR9710624A FR2767587B1 FR 2767587 B1 FR2767587 B1 FR 2767587B1 FR 9710624 A FR9710624 A FR 9710624A FR 9710624 A FR9710624 A FR 9710624A FR 2767587 B1 FR2767587 B1 FR 2767587B1
- Authority
- FR
- France
- Prior art keywords
- determining
- sound detection
- improving sound
- small targets
- targets
- 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
Links
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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/537—Counter-measures or counter-counter-measures, e.g. jamming, anti-jamming
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52003—Techniques for enhancing spatial resolution of targets
-
- 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
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9710624A FR2767587B1 (fr) | 1997-08-25 | 1997-08-25 | Procede d'amelioration de la detection acoustique et de la determination de la position de petites cibles |
JP23433698A JPH11118911A (ja) | 1997-08-25 | 1998-08-20 | 音波検出と小型対象物位置付けを向上する方法 |
EP98115982A EP0899579A1 (fr) | 1997-08-25 | 1998-08-25 | Procédé d'amélioration de la détection acoustique et de la détermination de la position de petites cibles |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9710624A FR2767587B1 (fr) | 1997-08-25 | 1997-08-25 | Procede d'amelioration de la detection acoustique et de la determination de la position de petites cibles |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2767587A1 FR2767587A1 (fr) | 1999-02-26 |
FR2767587B1 true FR2767587B1 (fr) | 1999-10-01 |
Family
ID=9510476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9710624A Expired - Fee Related FR2767587B1 (fr) | 1997-08-25 | 1997-08-25 | Procede d'amelioration de la detection acoustique et de la determination de la position de petites cibles |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0899579A1 (fr) |
JP (1) | JPH11118911A (fr) |
FR (1) | FR2767587B1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5488730B2 (ja) * | 2013-02-20 | 2014-05-14 | セイコーエプソン株式会社 | 入力装置及び入力方法 |
US20150268341A1 (en) * | 2014-03-21 | 2015-09-24 | Ford Global Technologies, Llc | Object detection using ultrasonic phase arrays |
CN109874090B (zh) * | 2019-01-02 | 2020-06-09 | 浙江大学 | 一种基于最佳波束偏转的声场定向调控方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4694434A (en) * | 1984-06-12 | 1987-09-15 | Von Ramm Olaf T | Three-dimensional imaging system |
US4855961A (en) * | 1986-07-31 | 1989-08-08 | Woods Hole Oceanographic Institute | Imaging apparatus |
GB2208055B (en) * | 1987-08-04 | 1991-11-20 | Raytheon Co | Interference cancelling receiving array system |
US5425000A (en) * | 1993-12-16 | 1995-06-13 | Hughes Aircraft Company | Spatial rejection of direct blast interference in multistatic sonars |
-
1997
- 1997-08-25 FR FR9710624A patent/FR2767587B1/fr not_active Expired - Fee Related
-
1998
- 1998-08-20 JP JP23433698A patent/JPH11118911A/ja active Pending
- 1998-08-25 EP EP98115982A patent/EP0899579A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP0899579A1 (fr) | 1999-03-03 |
FR2767587A1 (fr) | 1999-02-26 |
JPH11118911A (ja) | 1999-04-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |