FR2472803A1 - Procede d'adaptation des antennes d'un radar acoustique et dispositif pour la mise en oeuvre de ce procede - Google Patents
Procede d'adaptation des antennes d'un radar acoustique et dispositif pour la mise en oeuvre de ce procede Download PDFInfo
- Publication number
- FR2472803A1 FR2472803A1 FR7931740A FR7931740A FR2472803A1 FR 2472803 A1 FR2472803 A1 FR 2472803A1 FR 7931740 A FR7931740 A FR 7931740A FR 7931740 A FR7931740 A FR 7931740A FR 2472803 A1 FR2472803 A1 FR 2472803A1
- Authority
- FR
- France
- Prior art keywords
- paraboloid
- temperature
- horn
- frequency
- variation
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 8
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 210000001015 abdomen Anatomy 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 239000000523 sample Substances 0.000 claims description 6
- 230000006978 adaptation Effects 0.000 claims description 4
- 238000005259 measurement Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 4
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- IBXNCJKFFQIKKY-UHFFFAOYSA-N 1-pentyne Chemical compound CCCC#C IBXNCJKFFQIKKY-UHFFFAOYSA-N 0.000 description 1
- 241000283153 Cetacea Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- SDIXRDNYIMOKSG-UHFFFAOYSA-L disodium methyl arsenate Chemical compound [Na+].[Na+].C[As]([O-])([O-])=O SDIXRDNYIMOKSG-UHFFFAOYSA-L 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/18—Methods or devices for transmitting, conducting or directing sound
- G10K11/26—Sound-focusing or directing, e.g. scanning
- G10K11/28—Sound-focusing or directing, e.g. scanning using reflection, e.g. parabolic reflectors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S367/00—Communications, electrical: acoustic wave systems and devices
- Y10S367/902—Speed of sound compensation
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Aerials With Secondary Devices (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Radar Systems Or Details Thereof (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Details Of Aerials (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7931740A FR2472803A1 (fr) | 1979-12-27 | 1979-12-27 | Procede d'adaptation des antennes d'un radar acoustique et dispositif pour la mise en oeuvre de ce procede |
| US06/218,827 US4358835A (en) | 1979-12-27 | 1980-12-22 | Method and device for matching the reflector of an acoustic echo ranging system |
| DE8080401870T DE3064059D1 (en) | 1979-12-27 | 1980-12-24 | Acoustic radar antenna matching process and device for carrying it out |
| EP80401870A EP0032095B1 (fr) | 1979-12-27 | 1980-12-24 | Procédé d'adaptation d'une antenne de radar acoustique et dispositif pour sa mise en oeuvre |
| AT80401870T ATE4074T1 (de) | 1979-12-27 | 1980-12-24 | Verfahren zur anpassung einer akustischen radarantenne und vorrichtung zu ihrem betrieb. |
| JP18414780A JPS5694284A (en) | 1979-12-27 | 1980-12-26 | Method and device for matching sounddradar antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7931740A FR2472803A1 (fr) | 1979-12-27 | 1979-12-27 | Procede d'adaptation des antennes d'un radar acoustique et dispositif pour la mise en oeuvre de ce procede |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2472803A1 true FR2472803A1 (fr) | 1981-07-03 |
| FR2472803B1 FR2472803B1 (enExample) | 1984-07-06 |
Family
ID=9233182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7931740A Granted FR2472803A1 (fr) | 1979-12-27 | 1979-12-27 | Procede d'adaptation des antennes d'un radar acoustique et dispositif pour la mise en oeuvre de ce procede |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4358835A (enExample) |
| EP (1) | EP0032095B1 (enExample) |
| JP (1) | JPS5694284A (enExample) |
| AT (1) | ATE4074T1 (enExample) |
| DE (1) | DE3064059D1 (enExample) |
| FR (1) | FR2472803A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112367468A (zh) * | 2020-10-30 | 2021-02-12 | 维沃移动通信有限公司 | 图像处理方法、装置及电子设备 |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4632213A (en) * | 1983-02-28 | 1986-12-30 | Standard Oil Company (Indiana) | Seismic source system for use in water covered area |
| US4596006A (en) * | 1984-03-16 | 1986-06-17 | Honeywell Inc. | Ultrasonic object detector |
| US4719605A (en) * | 1984-12-13 | 1988-01-12 | Honeywell Inc. | Self-calibrating ultrasonic range finder |
| US4679175A (en) * | 1984-12-13 | 1987-07-07 | Honeywell Inc. | Ultrasonic distance sensor with dual burst noise rejection |
| DE3905099C1 (enExample) * | 1989-02-20 | 1990-08-09 | Schoeller Transportautomation Gmbh, 5120 Herzogenrath, De | |
| CA2046952C (en) * | 1990-07-13 | 2002-01-29 | Jeffrey James Felice | Measuring device |
| DE4435156C2 (de) * | 1994-09-30 | 2002-06-27 | Microsonic Ges Fuer Mikroelekt | Ultraschallsensor |
| CN2812027Y (zh) * | 2005-07-08 | 2006-08-30 | 南京德朔实业有限公司 | 超声波测距仪 |
| CN102196340A (zh) * | 2010-03-16 | 2011-09-21 | 鸿富锦精密工业(深圳)有限公司 | 集音式扬声器 |
| JP5755993B2 (ja) * | 2011-10-21 | 2015-07-29 | 理想科学工業株式会社 | 超音波センサ |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3895188A (en) * | 1972-06-21 | 1975-07-15 | Everett L Ingraham | Sound collecting device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2274262A (en) * | 1939-05-31 | 1942-02-24 | Rca Corp | Air speed indicator |
-
1979
- 1979-12-27 FR FR7931740A patent/FR2472803A1/fr active Granted
-
1980
- 1980-12-22 US US06/218,827 patent/US4358835A/en not_active Expired - Fee Related
- 1980-12-24 EP EP80401870A patent/EP0032095B1/fr not_active Expired
- 1980-12-24 AT AT80401870T patent/ATE4074T1/de active
- 1980-12-24 DE DE8080401870T patent/DE3064059D1/de not_active Expired
- 1980-12-26 JP JP18414780A patent/JPS5694284A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3895188A (en) * | 1972-06-21 | 1975-07-15 | Everett L Ingraham | Sound collecting device |
Non-Patent Citations (1)
| Title |
|---|
| EXBK/72 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112367468A (zh) * | 2020-10-30 | 2021-02-12 | 维沃移动通信有限公司 | 图像处理方法、装置及电子设备 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6411152B2 (enExample) | 1989-02-23 |
| ATE4074T1 (de) | 1983-07-15 |
| US4358835A (en) | 1982-11-09 |
| EP0032095A1 (fr) | 1981-07-15 |
| JPS5694284A (en) | 1981-07-30 |
| FR2472803B1 (enExample) | 1984-07-06 |
| DE3064059D1 (en) | 1983-08-11 |
| EP0032095B1 (fr) | 1983-07-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |