FR1004297A - Aérien directionnel pour récepteur radio-électrique - Google Patents
Aérien directionnel pour récepteur radio-électriqueInfo
- Publication number
- FR1004297A FR1004297A FR1004297DA FR1004297A FR 1004297 A FR1004297 A FR 1004297A FR 1004297D A FR1004297D A FR 1004297DA FR 1004297 A FR1004297 A FR 1004297A
- Authority
- FR
- France
- Prior art keywords
- radio receiver
- directional overhead
- overhead
- directional
- receiver
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
-
- 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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1004297T | 1947-04-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1004297A true FR1004297A (fr) | 1952-03-27 |
Family
ID=9563721
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1004297D Expired FR1004297A (fr) | 1947-04-01 | 1947-04-01 | Aérien directionnel pour récepteur radio-électrique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1004297A (fr) |
-
1947
- 1947-04-01 FR FR1004297D patent/FR1004297A/fr not_active Expired
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