FR30285E - Radio goniomètre pour ondes courtes - Google Patents
Radio goniomètre pour ondes courtesInfo
- Publication number
- FR30285E FR30285E FR30285DA FR30285E FR 30285 E FR30285 E FR 30285E FR 30285D A FR30285D A FR 30285DA FR 30285 E FR30285 E FR 30285E
- 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 |
|---|---|---|---|
| FR30285T | 1924-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR30285E true FR30285E (fr) | 1926-03-31 |
Family
ID=8668197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR30285D Expired FR30285E (fr) | 1924-11-14 | 1924-11-14 | Radio goniomètre pour ondes courtes |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR30285E (fr) |
-
1924
- 1924-11-14 FR FR30285D patent/FR30285E/fr not_active Expired
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