NL295108A - - Google Patents
Info
- Publication number
- NL295108A NL295108A NL295108DA NL295108A NL 295108 A NL295108 A NL 295108A NL 295108D A NL295108D A NL 295108DA NL 295108 A NL295108 A NL 295108A
- Authority
- NL
- Netherlands
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)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEST19460A DE1259969B (en) | 1962-07-09 | 1962-07-09 | System for determining direction on the basis of two directional diagrams broadcast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL295108A true NL295108A (en) |
Family
ID=7458206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL295108D NL295108A (en) | 1962-07-09 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3286261A (en) |
| BE (1) | BE634674A (en) |
| CH (1) | CH414774A (en) |
| DE (1) | DE1259969B (en) |
| NL (1) | NL295108A (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2543081A (en) * | 1948-03-16 | 1951-02-27 | Int Standard Electric Corp | Pulsed localizer |
| US2690558A (en) * | 1950-02-04 | 1954-09-28 | Sylvania Electric Prod | Radio navigation system |
| US2717735A (en) * | 1953-06-30 | 1955-09-13 | Rca Corp | Means for locating the position of a mobile craft |
| DE1123000B (en) * | 1958-07-16 | 1962-02-01 | Standard Elektrik Lorenz Ag | Arrangement for wireless determination of direction based on the Doppler effect |
| NL269562A (en) * | 1960-09-24 |
-
0
- NL NL295108D patent/NL295108A/xx unknown
- BE BE634674D patent/BE634674A/xx unknown
-
1962
- 1962-07-09 DE DEST19460A patent/DE1259969B/en active Pending
-
1963
- 1963-06-28 US US291355A patent/US3286261A/en not_active Expired - Lifetime
- 1963-07-05 CH CH836863A patent/CH414774A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1259969B (en) | 1968-02-01 |
| US3286261A (en) | 1966-11-15 |
| CH414774A (en) | 1966-06-15 |
| BE634674A (en) |