SE358030B - - Google Patents
Info
- Publication number
- SE358030B SE358030B SE11235/68A SE1123568A SE358030B SE 358030 B SE358030 B SE 358030B SE 11235/68 A SE11235/68 A SE 11235/68A SE 1123568 A SE1123568 A SE 1123568A SE 358030 B SE358030 B SE 358030B
- Authority
- SE
- Sweden
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
- G01S1/20—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems
- G01S1/30—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems the synchronised signals being continuous waves or intermittent trains of continuous waves, the intermittency not being for the purpose of determining direction or position line and the transit times being compared by measuring the phase difference
- G01S1/308—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems the synchronised signals being continuous waves or intermittent trains of continuous waves, the intermittency not being for the purpose of determining direction or position line and the transit times being compared by measuring the phase difference particularly adapted to Omega systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Superheterodyne Receivers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB38674/67A GB1181134A (en) | 1967-08-22 | 1967-08-22 | Improvements in or relating to Phase Comparison Navigation Systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE358030B true SE358030B (xx) | 1973-07-16 |
Family
ID=10404968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE11235/68A SE358030B (xx) | 1967-08-22 | 1968-08-21 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3474448A (xx) |
| DE (1) | DE1766967C3 (xx) |
| DK (1) | DK123734B (xx) |
| ES (1) | ES357426A1 (xx) |
| FR (1) | FR1589112A (xx) |
| GB (1) | GB1181134A (xx) |
| NL (1) | NL6811909A (xx) |
| NO (1) | NO128790B (xx) |
| SE (1) | SE358030B (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3689925A (en) * | 1970-05-07 | 1972-09-05 | Dynell Elec | Receiver for omega navigation system |
| FR2206508B2 (xx) * | 1972-12-01 | 1977-08-05 | Neo Tec Etude Applic Tech | |
| US3996515A (en) * | 1975-04-28 | 1976-12-07 | Tracor, Inc. | Method for frequency cross-coupling of channels in an Omega Navigation receiver system |
| DE102017207607A1 (de) * | 2017-05-05 | 2018-11-08 | Conti Temic Microelectronic Gmbh | Radarsystem mit Überwachung der Frequenzlage einer Folge von gleichartigen Sendesignalen |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3209356A (en) * | 1959-05-28 | 1965-09-28 | Donald D Smith | Vlf long range navigation system without significant ambiguities |
| GB928421A (en) * | 1959-12-18 | 1963-06-12 | Marconi Wireless Telegraph Co | Improvements in or relating to navigation aiding receivers |
| GB906563A (en) * | 1960-02-15 | 1962-09-26 | Decca Ltd | Improvements in or relating to radio navigation systems |
-
1967
- 1967-08-22 GB GB38674/67A patent/GB1181134A/en not_active Expired
-
1968
- 1968-08-19 US US753575A patent/US3474448A/en not_active Expired - Lifetime
- 1968-08-21 NO NO03277/68A patent/NO128790B/no unknown
- 1968-08-21 NL NL6811909A patent/NL6811909A/xx not_active Application Discontinuation
- 1968-08-21 ES ES357426A patent/ES357426A1/es not_active Expired
- 1968-08-21 DK DK403368AA patent/DK123734B/da unknown
- 1968-08-21 FR FR1589112D patent/FR1589112A/fr not_active Expired
- 1968-08-21 SE SE11235/68A patent/SE358030B/xx unknown
- 1968-08-22 DE DE1766967A patent/DE1766967C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1766967A1 (de) | 1972-03-02 |
| DK123734B (da) | 1972-07-24 |
| US3474448A (en) | 1969-10-21 |
| NO128790B (xx) | 1974-01-07 |
| FR1589112A (xx) | 1970-03-23 |
| DE1766967B2 (de) | 1975-03-20 |
| ES357426A1 (es) | 1970-03-01 |
| DE1766967C3 (de) | 1975-10-30 |
| NL6811909A (xx) | 1969-02-25 |
| GB1181134A (en) | 1970-02-11 |