FR2377712B2 - - Google Patents
Info
- Publication number
- FR2377712B2 FR2377712B2 FR7800160A FR7800160A FR2377712B2 FR 2377712 B2 FR2377712 B2 FR 2377712B2 FR 7800160 A FR7800160 A FR 7800160A FR 7800160 A FR7800160 A FR 7800160A FR 2377712 B2 FR2377712 B2 FR 2377712B2
- Authority
- FR
- France
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
- H01Q1/282—Modifying the aerodynamic properties of the vehicle, e.g. projecting type aerials
- H01Q1/283—Blade, stub antennas
-
- 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
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/04—Details
- G01S3/043—Receivers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Fluid Mechanics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Support Of Aerials (AREA)
- Details Of Aerials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/759,709 US4087817A (en) | 1977-01-17 | 1977-01-17 | ADF antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2377712A2 FR2377712A2 (fr) | 1978-08-11 |
| FR2377712B2 true FR2377712B2 (US07576130-20090818-C00114.png) | 1983-07-22 |
Family
ID=25056669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7800160A Granted FR2377712A2 (fr) | 1977-01-17 | 1978-01-04 | Combinaison cadre et antenne de lever de doute |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4087817A (US07576130-20090818-C00114.png) |
| DE (1) | DE2800913A1 (US07576130-20090818-C00114.png) |
| FR (1) | FR2377712A2 (US07576130-20090818-C00114.png) |
| GB (1) | GB1542999A (US07576130-20090818-C00114.png) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4158843A (en) * | 1978-01-23 | 1979-06-19 | The Bendix Corporation | Automatic direction finder antenna preamplifier processor |
| US5874926A (en) * | 1996-03-11 | 1999-02-23 | Murata Mfg Co. Ltd | Matching circuit and antenna apparatus |
| DE10330087B3 (de) | 2003-07-03 | 2005-01-20 | Kathrein-Werke Kg | Multifunktionsantenne |
| EP2056395A1 (en) * | 2007-11-05 | 2009-05-06 | Laird Technologies AB | Antenna device and portable radio communication device comprising such antenna device |
| US20090322147A1 (en) * | 2008-05-01 | 2009-12-31 | Cooney Daniel E | Aircraft with isolated ground |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1597379A (en) * | 1919-05-29 | 1926-08-24 | Fed Telegraph Co | Radio method and apparatus |
| US1365579A (en) * | 1919-06-14 | 1921-01-11 | Cornelius D Ehret | Radio apparatus |
| DE600193C (de) * | 1932-07-02 | 1935-09-28 | Telefunken Gmbh | Einrichtung zur Anzeige sowohl der Flugzielrichtung mittels Empfangs auf laengeren Wellen als auch der Landungsfeldstaerke mittels Empfangs von ultrakurzen Wellen |
| US2207750A (en) * | 1937-02-03 | 1940-07-16 | Harold B Miller | Radio receiver and direction finder |
| GB500592A (en) * | 1937-08-20 | 1939-02-13 | John Parkyn Jeffcock | Improvements in or relating to radio receiving and direction finding apparatus |
| GB682274A (en) * | 1950-05-10 | 1952-11-05 | Decca Record Co Ltd | Improvements in or relating to aircraft receiving antennae |
| US3031663A (en) * | 1958-01-03 | 1962-04-24 | Motorola Inc | Magnetic antenna systems |
| US3323129A (en) * | 1964-04-10 | 1967-05-30 | Sidney P Held | Radio direction finder |
| US3358286A (en) * | 1964-08-13 | 1967-12-12 | Eggud Electronics Inc | Small cylindrical stub antenna with loading capacitance |
| US3721989A (en) * | 1971-06-30 | 1973-03-20 | Northrop Corp | Cross loop antenna |
| GB1511126A (en) * | 1975-06-10 | 1978-05-17 | Bendix Corp | Combination loop and sense antenna for adf receiver |
-
1977
- 1977-01-17 US US05/759,709 patent/US4087817A/en not_active Expired - Lifetime
- 1977-12-29 GB GB54136/77A patent/GB1542999A/en not_active Expired
-
1978
- 1978-01-04 FR FR7800160A patent/FR2377712A2/fr active Granted
- 1978-01-10 DE DE19782800913 patent/DE2800913A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR2377712A2 (fr) | 1978-08-11 |
| DE2800913A1 (de) | 1978-07-20 |
| GB1542999A (en) | 1979-03-28 |
| US4087817A (en) | 1978-05-02 |
