FR2352308B3 - - Google Patents
Info
- Publication number
- FR2352308B3 FR2352308B3 FR7714893A FR7714893A FR2352308B3 FR 2352308 B3 FR2352308 B3 FR 2352308B3 FR 7714893 A FR7714893 A FR 7714893A FR 7714893 A FR7714893 A FR 7714893A FR 2352308 B3 FR2352308 B3 FR 2352308B3
- 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
-
- 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
- G01S1/022—Means for monitoring or calibrating
- G01S1/024—Means for monitoring or calibrating of beacon transmitters
-
- 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
-
- 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
- G01S1/44—Rotating or oscillating beam beacons defining directions in the plane of rotation or oscillation
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US68815976A | 1976-05-20 | 1976-05-20 | |
US05/747,244 US4080600A (en) | 1976-05-20 | 1976-12-03 | Scanning beam radio navigation method and apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2352308A1 FR2352308A1 (en) | 1977-12-16 |
FR2352308B3 true FR2352308B3 (en) | 1980-02-15 |
Family
ID=27104173
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7714893A Granted FR2352308A1 (en) | 1976-05-20 | 1977-05-16 | SCAN BEAM RADIONAVIGATION PROCESS AND INSTALLATION |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS53991A (en) |
AU (1) | AU503018B2 (en) |
CA (1) | CA1106044A (en) |
DE (1) | DE2722217A1 (en) |
FR (1) | FR2352308A1 (en) |
GB (1) | GB1523861A (en) |
NL (1) | NL7705381A (en) |
SE (1) | SE7705831L (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2924847A1 (en) * | 1979-06-20 | 1981-01-22 | Standard Elektrik Lorenz Ag | MICROWAVE LANDING SYSTEM THAT WORKS BY THE JET SWIVELING PROCESS |
JPS5653532U (en) * | 1979-10-02 | 1981-05-11 |
-
1977
- 1977-05-12 CA CA278,250A patent/CA1106044A/en not_active Expired
- 1977-05-12 GB GB19925/77A patent/GB1523861A/en not_active Expired
- 1977-05-16 AU AU25158/77A patent/AU503018B2/en not_active Expired
- 1977-05-16 FR FR7714893A patent/FR2352308A1/en active Granted
- 1977-05-16 NL NL7705381A patent/NL7705381A/en not_active Application Discontinuation
- 1977-05-17 SE SE7705831A patent/SE7705831L/en unknown
- 1977-05-17 DE DE19772722217 patent/DE2722217A1/en not_active Withdrawn
- 1977-05-19 JP JP5817177A patent/JPS53991A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2352308A1 (en) | 1977-12-16 |
AU2515877A (en) | 1978-11-23 |
NL7705381A (en) | 1977-11-22 |
AU503018B2 (en) | 1979-08-16 |
JPS53991A (en) | 1978-01-07 |
GB1523861A (en) | 1978-09-06 |
DE2722217A1 (en) | 1977-12-01 |
CA1106044A (en) | 1981-07-28 |
SE7705831L (en) | 1977-11-21 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |