BE710258A - - Google Patents
Info
- Publication number
- BE710258A BE710258A BE54115A BE54115A BE710258A BE 710258 A BE710258 A BE 710258A BE 54115 A BE54115 A BE 54115A BE 54115 A BE54115 A BE 54115A BE 710258 A BE710258 A BE 710258A
- Authority
- BE
- Belgium
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
- G01S3/78—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 electromagnetic waves other than radio waves
- G01S3/782—Systems for determining direction or deviation from predetermined direction
- G01S3/789—Systems for determining direction or deviation from predetermined direction using rotating or oscillating beam systems, e.g. using mirrors, prisms
-
- 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
- G01S3/78—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 electromagnetic waves other than radio waves
- G01S3/782—Systems for determining direction or deviation from predetermined direction
-
- 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
- G01S3/78—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 electromagnetic waves other than radio waves
- G01S3/782—Systems for determining direction or deviation from predetermined direction
- G01S3/787—Systems for determining direction or deviation from predetermined direction using rotating reticles producing a direction-dependent modulation characteristic
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR93972A FR1605415A (et) | 1967-02-07 | 1967-02-07 | |
| FR115187A FR96642E (fr) | 1967-07-21 | 1967-07-21 | Dispositif de détection et localisation panoramique de sources lumineuses ou infrarouges. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE710258A true BE710258A (et) | 1976-10-26 |
Family
ID=26174660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE54115A BE710258A (et) | 1967-02-07 | 1968-02-02 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE710258A (et) |
| CA (1) | CA984023A (et) |
| DE (1) | DE1673904C1 (et) |
| IT (1) | IT997502B (et) |
| NL (1) | NL6801689A (et) |
-
1968
- 1968-02-02 BE BE54115A patent/BE710258A/xx unknown
- 1968-02-03 CA CA011,488A patent/CA984023A/en not_active Expired
- 1968-02-05 IT IT3462568A patent/IT997502B/it active
- 1968-02-07 NL NL6801689A patent/NL6801689A/xx unknown
- 1968-02-07 DE DE1968E0035715 patent/DE1673904C1/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1673904C1 (de) | 1978-02-09 |
| CA984023A (en) | 1976-02-17 |
| NL6801689A (nl) | 1975-06-30 |
| IT997502B (it) | 1975-12-30 |