JPS4862200A - - Google Patents
Info
- Publication number
- JPS4862200A JPS4862200A JP47033818A JP3381872A JPS4862200A JP S4862200 A JPS4862200 A JP S4862200A JP 47033818 A JP47033818 A JP 47033818A JP 3381872 A JP3381872 A JP 3381872A JP S4862200 A JPS4862200 A JP S4862200A
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13101371A | 1971-04-05 | 1971-04-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4862200A true JPS4862200A (https=) | 1973-08-30 |
Family
ID=22447478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47033818A Pending JPS4862200A (https=) | 1971-04-05 | 1972-04-04 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3781880A (https=) |
| JP (1) | JPS4862200A (https=) |
| CA (1) | CA998459A (https=) |
| DE (1) | DE2216455A1 (https=) |
| FR (1) | FR2132311B1 (https=) |
| GB (1) | GB1334485A (https=) |
| IT (1) | IT952478B (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4060809A (en) * | 1975-04-09 | 1977-11-29 | Baghdady Elie J | Tracking and position determination system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2664560A (en) * | 1949-12-01 | 1953-12-29 | Sperry Corp | Radio aid to navigation |
| US3075190A (en) * | 1956-12-27 | 1963-01-22 | North American Aviation Inc | Position indicator system |
| US3173140A (en) * | 1959-02-20 | 1965-03-09 | Servo Corp Of America | Doppler omnirange navigational system |
| DE1237647B (de) * | 1963-03-09 | 1967-03-30 | Standard Elektrik Lorenz Ag | Allrichtungs-Funkortungsverfahren nach dem Dopplerprinzip |
| US3430243A (en) * | 1966-04-04 | 1969-02-25 | Robley D Evans | Method of and apparatus for determining the distance and/or angles between objects with the aid of radiant energy |
| US3453624A (en) * | 1968-02-20 | 1969-07-01 | Hughes Aircraft Co | System for determining craft position |
-
1971
- 1971-04-05 US US00131013A patent/US3781880A/en not_active Expired - Lifetime
-
1972
- 1972-01-17 CA CA132,608A patent/CA998459A/en not_active Expired
- 1972-03-28 GB GB1448972A patent/GB1334485A/en not_active Expired
- 1972-03-30 IT IT49362/72A patent/IT952478B/it active
- 1972-03-31 FR FR7211448A patent/FR2132311B1/fr not_active Expired
- 1972-04-04 JP JP47033818A patent/JPS4862200A/ja active Pending
- 1972-04-05 DE DE19722216455 patent/DE2216455A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA998459A (en) | 1976-10-12 |
| DE2216455A1 (de) | 1972-10-26 |
| GB1334485A (en) | 1973-10-17 |
| FR2132311B1 (https=) | 1978-05-26 |
| IT952478B (it) | 1973-07-20 |
| FR2132311A1 (https=) | 1972-11-17 |
| US3781880A (en) | 1973-12-25 |