JPS4938637B1 - - Google Patents
Info
- Publication number
- JPS4938637B1 JPS4938637B1 JP45013024A JP1302470A JPS4938637B1 JP S4938637 B1 JPS4938637 B1 JP S4938637B1 JP 45013024 A JP45013024 A JP 45013024A JP 1302470 A JP1302470 A JP 1302470A JP S4938637 B1 JPS4938637 B1 JP S4938637B1
- 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
- G01S1/20—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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Woven Fabrics (AREA)
- Paper (AREA)
- Recording Measured Values (AREA)
- Networks Using Active Elements (AREA)
- Digital Magnetic Recording (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US80407969A | 1969-03-04 | 1969-03-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4938637B1 true JPS4938637B1 (enExample) | 1974-10-18 |
Family
ID=25188143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP45013024A Pending JPS4938637B1 (enExample) | 1969-03-04 | 1970-02-14 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3579246A (enExample) |
| JP (1) | JPS4938637B1 (enExample) |
| FR (1) | FR2034630A7 (enExample) |
| GB (1) | GB1235425A (enExample) |
| NO (1) | NO127686B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1980001611A1 (fr) * | 1979-01-26 | 1980-08-07 | Koden Electronics Co Ltd | Recepteur de navigation loran c |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3340537A (en) * | 1965-12-23 | 1967-09-05 | Adams Inc | Textile production control apparatus |
| US3430256A (en) * | 1968-03-05 | 1969-02-25 | Franklin Institute | Subminiature digital recorder |
-
1969
- 1969-03-04 US US804079A patent/US3579246A/en not_active Expired - Lifetime
- 1969-09-25 NO NO03819/69A patent/NO127686B/no unknown
- 1969-11-14 GB GB55947/69A patent/GB1235425A/en not_active Expired
-
1970
- 1970-01-30 FR FR7003295A patent/FR2034630A7/fr not_active Expired
- 1970-02-14 JP JP45013024A patent/JPS4938637B1/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1980001611A1 (fr) * | 1979-01-26 | 1980-08-07 | Koden Electronics Co Ltd | Recepteur de navigation loran c |
Also Published As
| Publication number | Publication date |
|---|---|
| NO127686B (enExample) | 1973-07-30 |
| GB1235425A (en) | 1971-06-16 |
| FR2034630A7 (enExample) | 1970-12-11 |
| US3579246A (en) | 1971-05-18 |