FR85608E - Radiobalise modulée en fréquence - Google Patents
Radiobalise modulée en fréquenceInfo
- Publication number
- FR85608E FR85608E FR940906A FR940906A FR85608E FR 85608 E FR85608 E FR 85608E FR 940906 A FR940906 A FR 940906A FR 940906 A FR940906 A FR 940906A FR 85608 E FR85608 E FR 85608E
- Authority
- FR
- France
- Prior art keywords
- frequency modulated
- radio beacon
- modulated radio
- beacon
- frequency
- 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
- 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
- G01S1/08—Systems for determining direction or position line
- G01S1/38—Systems for determining direction or position line using comparison of [1] the phase of the envelope of the change of frequency, due to Doppler effect, of the signal transmitted by an antenna moving, or appearing to move, in a cyclic path with [2] the phase of a reference signal, the frequency of this reference signal being synchronised with that of the cyclic movement, or apparent cyclic movement, of the antenna
- G01S1/40—Systems for determining direction or position line using comparison of [1] the phase of the envelope of the change of frequency, due to Doppler effect, of the signal transmitted by an antenna moving, or appearing to move, in a cyclic path with [2] the phase of a reference signal, the frequency of this reference signal being synchronised with that of the cyclic movement, or apparent cyclic movement, of the antenna the apparent movement of the antenna being produced by cyclic sequential energisation of fixed antennas
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR940906A FR85608E (fr) | 1962-07-09 | 1963-07-09 | Radiobalise modulée en fréquence |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEST19460A DE1259969B (de) | 1962-07-09 | 1962-07-09 | System zur Richtungsbestimmung auf der Grundlage von zwei ausgestrahlten Richtdiagrammen |
FR940906A FR85608E (fr) | 1962-07-09 | 1963-07-09 | Radiobalise modulée en fréquence |
Publications (1)
Publication Number | Publication Date |
---|---|
FR85608E true FR85608E (fr) | 1965-09-17 |
Family
ID=25994102
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR940906A Expired FR85608E (fr) | 1962-07-09 | 1963-07-09 | Radiobalise modulée en fréquence |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR85608E (fr) |
-
1963
- 1963-07-09 FR FR940906A patent/FR85608E/fr not_active Expired
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