FR2130562A1 - - Google Patents
Info
- Publication number
- FR2130562A1 FR2130562A1 FR7210065A FR7210065A FR2130562A1 FR 2130562 A1 FR2130562 A1 FR 2130562A1 FR 7210065 A FR7210065 A FR 7210065A FR 7210065 A FR7210065 A FR 7210065A FR 2130562 A1 FR2130562 A1 FR 2130562A1
- 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.)
- Granted
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
- 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
- G01S3/143—Systems for determining direction or deviation from predetermined direction by vectorial combination of signals derived from differently oriented antennae
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712113857 DE2113857C3 (de) | 1971-03-23 | 1971-03-23 | Verfahren zur Bestimmung der Amplitude und/oder der Einfallsrichtung zweier in einem Nachrichtenkanal einfallender HF-Schwingungen unterschiedlicher Frequenz |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2130562A1 true FR2130562A1 (enExample) | 1972-11-03 |
| FR2130562B1 FR2130562B1 (enExample) | 1977-03-18 |
Family
ID=5802408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7210065A Expired FR2130562B1 (enExample) | 1971-03-23 | 1972-03-22 |
Country Status (5)
| Country | Link |
|---|---|
| CA (1) | CA957077A (enExample) |
| DE (1) | DE2113857C3 (enExample) |
| FR (1) | FR2130562B1 (enExample) |
| GB (1) | GB1372934A (enExample) |
| IT (1) | IT949768B (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2147760B (en) * | 1983-10-07 | 1987-04-15 | Racal Res Ltd | Direction finding systems |
-
1971
- 1971-03-23 DE DE19712113857 patent/DE2113857C3/de not_active Expired
-
1972
- 1972-03-01 IT IT2126872A patent/IT949768B/it active
- 1972-03-22 FR FR7210065A patent/FR2130562B1/fr not_active Expired
- 1972-03-22 CA CA137,768A patent/CA957077A/en not_active Expired
- 1972-03-22 GB GB1348272A patent/GB1372934A/en not_active Expired
Non-Patent Citations (1)
| Title |
|---|
| NEANT * |
Also Published As
| Publication number | Publication date |
|---|---|
| IT949768B (it) | 1973-06-11 |
| FR2130562B1 (enExample) | 1977-03-18 |
| DE2113857A1 (de) | 1972-09-28 |
| DE2113857B2 (de) | 1979-02-15 |
| CA957077A (en) | 1974-10-29 |
| DE2113857C3 (de) | 1979-10-04 |
| GB1372934A (en) | 1974-11-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DL | Decision of the director general to leave to make available licences of right | ||
| ST | Notification of lapse |