FR30775E - Radio goniomètre pour ondes courtes - Google Patents
Radio goniomètre pour ondes courtesInfo
- Publication number
- FR30775E FR30775E FR30775DA FR30775E FR 30775 E FR30775 E FR 30775E FR 30775D A FR30775D A FR 30775DA FR 30775 E FR30775 E FR 30775E
- Authority
- FR
- France
- Prior art keywords
- shortwave radio
- radio goniometer
- goniometer
- shortwave
- radio
- 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
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
- 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
- G01S3/06—Means for increasing effective directivity, e.g. by combining signals having differently oriented directivity characteristics or by sharpening the envelope waveform of the signal derived from a rotating or oscillating beam antenna
- G01S3/065—Means for increasing effective directivity, e.g. by combining signals having differently oriented directivity characteristics or by sharpening the envelope waveform of the signal derived from a rotating or oscillating beam antenna by using non-directional aerial
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR30775T | 1925-04-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR30775E true FR30775E (fr) | 1926-08-23 |
Family
ID=8668656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR30775D Expired FR30775E (fr) | 1925-04-03 | 1925-04-03 | Radio goniomètre pour ondes courtes |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR30775E (fr) |
-
1925
- 1925-04-03 FR FR30775D patent/FR30775E/fr not_active Expired
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR603502A (fr) | Corset-sangle | |
| FR30775E (fr) | Radio goniomètre pour ondes courtes | |
| FR30191E (fr) | Radio-goniomètre pour ondes courtes | |
| FR30285E (fr) | Radio goniomètre pour ondes courtes | |
| FR584083A (fr) | Radio goniomètre pour ondes courtes | |
| FR31978E (fr) | Radio goniomètre pour ondes courtes | |
| FR688364A (fr) | Radio-diffuseur | |
| FR620222A (fr) | Engrais | |
| FR625586A (fr) | Cannette | |
| FR615970A (fr) | Pavage | |
| FR30456E (fr) | Radiogoniomètre pour ondes courtes | |
| FR625307A (fr) | Perfectionnements aux antennes spécialement destinées aux ondes courtes | |
| FR623331A (fr) | Heurtoir | |
| FR619849A (fr) | Transformateur de fréquence | |
| FR607947A (fr) | Monture pour cabron | |
| FR603242A (fr) | Parachute pour avions | |
| FR678052A (fr) | Antenne non dirigée à ondes courtes | |
| FR31189E (fr) | Polyculteur | |
| FI10851A (fi) | Bomkoppel | |
| FR721130A (fr) | Perfectionnements aux condensateurs pour ondes courtes | |
| FR592122A (fr) | Taille-crayon | |
| FR595473A (fr) | Récepteur radiotéléphonique | |
| FR597701A (fr) | Béton | |
| FR596984A (fr) | Mélangeur | |
| FR608367A (fr) | Raccord métallique |