FR2481463A1 - Dispositif de normalisation du gradient d'ecartometrie d'un radar, et radar air-sol comportant un tel dispositif - Google Patents
Dispositif de normalisation du gradient d'ecartometrie d'un radar, et radar air-sol comportant un tel dispositif Download PDFInfo
- Publication number
- FR2481463A1 FR2481463A1 FR8009115A FR8009115A FR2481463A1 FR 2481463 A1 FR2481463 A1 FR 2481463A1 FR 8009115 A FR8009115 A FR 8009115A FR 8009115 A FR8009115 A FR 8009115A FR 2481463 A1 FR2481463 A1 FR 2481463A1
- Authority
- FR
- France
- Prior art keywords
- antenna
- value
- gradient
- radar
- elevation
- 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
- 238000005259 measurement Methods 0.000 claims abstract description 23
- 238000002592 echocardiography Methods 0.000 claims abstract description 7
- 238000010606 normalization Methods 0.000 claims description 8
- 230000010354 integration Effects 0.000 claims description 5
- 230000005764 inhibitory process Effects 0.000 claims 1
- 239000013598 vector Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 10
- 238000012360 testing method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012937 correction Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000015654 memory Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
- 238000012800 visualization 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/40—Means for monitoring or calibrating
- G01S7/4004—Means for monitoring or calibrating of parts of a radar system
- G01S7/4021—Means for monitoring or calibrating of parts of a radar system of receivers
-
- 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
- G01S13/06—Systems determining position data of a target
- G01S13/42—Simultaneous measurement of distance and other co-ordinates
- G01S13/44—Monopulse radar, i.e. simultaneous lobing
- G01S13/4445—Monopulse radar, i.e. simultaneous lobing amplitude comparisons monopulse, i.e. comparing the echo signals received by an antenna arrangement with overlapping squinted beams
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
- Geophysics And Detection Of Objects (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8009115A FR2481463A1 (fr) | 1980-04-23 | 1980-04-23 | Dispositif de normalisation du gradient d'ecartometrie d'un radar, et radar air-sol comportant un tel dispositif |
| EP81400543A EP0038734B1 (fr) | 1980-04-23 | 1981-04-03 | Dispositif de normalisation du gradient d'écartométrie d'un radar, et radar air-sol comportant un tel dispositif |
| DE8181400543T DE3164112D1 (en) | 1980-04-23 | 1981-04-03 | Apparatus for normalizing the gradient of the off-boresight measurement by radar and air-earth radar comprising such an apparatus |
| AT81400543T ATE7963T1 (de) | 1980-04-23 | 1981-04-03 | Vorrichtung zur normalisierung des gradienten des abweichungsmesswertes eines radars und luft-erde- radargeraet mit einer solchen vorrichtung. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8009115A FR2481463A1 (fr) | 1980-04-23 | 1980-04-23 | Dispositif de normalisation du gradient d'ecartometrie d'un radar, et radar air-sol comportant un tel dispositif |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2481463A1 true FR2481463A1 (fr) | 1981-10-30 |
| FR2481463B1 FR2481463B1 (enExample) | 1984-05-25 |
Family
ID=9241261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8009115A Granted FR2481463A1 (fr) | 1980-04-23 | 1980-04-23 | Dispositif de normalisation du gradient d'ecartometrie d'un radar, et radar air-sol comportant un tel dispositif |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0038734B1 (enExample) |
| AT (1) | ATE7963T1 (enExample) |
| DE (1) | DE3164112D1 (enExample) |
| FR (1) | FR2481463A1 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2595144B1 (fr) * | 1986-02-28 | 1988-05-13 | Thomson Csf | Procede de traitement des signaux somme et difference d'un radar du type monopulse, en vue d'estimer la phase parasite introduite entre ces signaux par les circuits hyperfrequence de formation des voies somme et difference |
| FR3104268B1 (fr) * | 2019-12-04 | 2021-12-17 | Thales Sa | Procédé et dispositif de mesure de hauteur d'un aéronef en vol par rapport à au moins un point du sol |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3772695A (en) * | 1972-03-22 | 1973-11-13 | Harris Intertype Corp | False null detection in automatic tracking systems |
-
1980
- 1980-04-23 FR FR8009115A patent/FR2481463A1/fr active Granted
-
1981
- 1981-04-03 DE DE8181400543T patent/DE3164112D1/de not_active Expired
- 1981-04-03 EP EP81400543A patent/EP0038734B1/fr not_active Expired
- 1981-04-03 AT AT81400543T patent/ATE7963T1/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0038734B1 (fr) | 1984-06-13 |
| FR2481463B1 (enExample) | 1984-05-25 |
| DE3164112D1 (en) | 1984-07-19 |
| ATE7963T1 (de) | 1984-06-15 |
| EP0038734A1 (fr) | 1981-10-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |