JPS5131198B1 - - Google Patents
Info
- Publication number
- JPS5131198B1 JPS5131198B1 JP10423071A JP10423071A JPS5131198B1 JP S5131198 B1 JPS5131198 B1 JP S5131198B1 JP 10423071 A JP10423071 A JP 10423071A JP 10423071 A JP10423071 A JP 10423071A JP S5131198 B1 JPS5131198 B1 JP S5131198B1
- Authority
- JP
- Japan
- 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.)
- Pending
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB6159570 | 1970-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5131198B1 true JPS5131198B1 (ja) | 1976-09-04 |
Family
ID=10487200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10423071A Pending JPS5131198B1 (ja) | 1970-12-29 | 1971-12-23 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5131198B1 (ja) |
| CA (1) | CA968876A (ja) |
| DE (1) | DE2162960A1 (ja) |
| FR (1) | FR2120097B1 (ja) |
| GB (1) | GB1317310A (ja) |
| IT (1) | IT944015B (ja) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1123000B (de) * | 1958-07-16 | 1962-02-01 | Standard Elektrik Lorenz Ag | Anordnung zur drahtlosen Richtungsbestimmung auf Grund des Dopplereffektes |
| DE1249362B (ja) * | 1960-09-24 | |||
| FR1396305A (fr) * | 1960-09-24 | 1965-04-23 | Int Standard Electric Corp | Radiobalise modulée en fréquence |
| BE636626A (ja) * | 1962-08-27 |
-
1970
- 1970-12-29 GB GB1317310D patent/GB1317310A/en not_active Expired
-
1971
- 1971-12-16 IT IT3246571A patent/IT944015B/it active
- 1971-12-16 CA CA130,328A patent/CA968876A/en not_active Expired
- 1971-12-18 DE DE19712162960 patent/DE2162960A1/de active Pending
- 1971-12-23 JP JP10423071A patent/JPS5131198B1/ja active Pending
- 1971-12-29 FR FR7147225A patent/FR2120097B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA968876A (en) | 1975-06-03 |
| IT944015B (it) | 1973-04-20 |
| FR2120097B1 (ja) | 1975-08-29 |
| DE2162960A1 (de) | 1972-07-20 |
| GB1317310A (en) | 1973-05-16 |
| FR2120097A1 (ja) | 1972-08-11 |