FR1586945A - - Google Patents
Info
- Publication number
- FR1586945A FR1586945A FR1586945DA FR1586945A FR 1586945 A FR1586945 A FR 1586945A FR 1586945D A FR1586945D A FR 1586945DA FR 1586945 A FR1586945 A FR 1586945A
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21J—NUCLEAR EXPLOSIVES; APPLICATIONS THEREOF
- G21J5/00—Detection arrangements for nuclear explosions
-
- 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
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/14—Systems for determining direction or deviation from predetermined direction
- G01S3/46—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
- G01S3/50—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems the waves arriving at the antennas being pulse modulated and the time difference of their arrival being measured
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Radar Systems Or Details Thereof (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4506567 | 1967-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1586945A true FR1586945A (https=) | 1970-03-06 |
Family
ID=10435749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1586945D Expired FR1586945A (https=) | 1967-10-03 | 1968-10-02 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3605096A (https=) |
| CH (1) | CH480639A (https=) |
| DE (1) | DE1791194A1 (https=) |
| FR (1) | FR1586945A (https=) |
| GB (1) | GB1225489A (https=) |
| NO (1) | NO126190B (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3761930A (en) * | 1971-06-23 | 1973-09-25 | Honeywell Inc | Apparatus for an aircraft proximity warning system |
| US3859621A (en) * | 1973-11-02 | 1975-01-07 | Honeywell Inc | Acoustic direction determination system |
| EP0249292A3 (en) * | 1986-06-10 | 1989-11-15 | THORN EMI Electronics Limited | Radio direction-finding using time of arrival measurements |
| FR2600777B1 (fr) * | 1986-06-26 | 1988-11-25 | Commissariat Energie Atomique | Dispositif de detection d'une impulsion electromagnetique, due notamment a une explosion nucleaire |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2637841A (en) * | 1951-04-20 | 1953-05-05 | Us Army | Position finding of electrical disturbances |
| US3339204A (en) * | 1965-03-03 | 1967-08-29 | Motorola Inc | Electronic system |
-
1967
- 1967-10-03 GB GB4506567A patent/GB1225489A/en not_active Expired
-
1968
- 1968-09-23 US US761601A patent/US3605096A/en not_active Expired - Lifetime
- 1968-09-28 DE DE19681791194 patent/DE1791194A1/de active Pending
- 1968-10-02 FR FR1586945D patent/FR1586945A/fr not_active Expired
- 1968-10-02 CH CH1471268A patent/CH480639A/de not_active IP Right Cessation
- 1968-10-03 NO NO03916/68A patent/NO126190B/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1225489A (https=) | 1971-03-17 |
| US3605096A (en) | 1971-09-14 |
| CH480639A (de) | 1969-10-31 |
| DE1791194A1 (de) | 1971-11-18 |
| NO126190B (https=) | 1973-01-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |