NL166549C - RADIO ANGLE MEASURING DEVICE. - Google Patents
RADIO ANGLE MEASURING DEVICE.Info
- Publication number
- NL166549C NL166549C NL6915758A NL6915758A NL166549C NL 166549 C NL166549 C NL 166549C NL 6915758 A NL6915758 A NL 6915758A NL 6915758 A NL6915758 A NL 6915758A NL 166549 C NL166549 C NL 166549C
- Authority
- NL
- Netherlands
- Prior art keywords
- measuring device
- angle measuring
- radio angle
- radio
- measuring
- Prior art date
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
- G01S3/46—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
- G01S3/48—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 continuous or intermittent and the phase difference of signals derived therefrom being measured
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)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4598069A GB1287461A (en) | 1969-09-18 | 1969-09-18 | Radio angle measurement apparatus |
AU61205/69A AU435708B2 (en) | 1969-09-18 | 1969-09-22 | Radio angle measurement apparatus |
DE19691948162 DE1948162B2 (en) | 1969-09-18 | 1969-09-23 | Measuring device for measuring radio angles |
FR6934221A FR2048232A5 (en) | 1969-09-18 | 1969-10-07 | |
NL6915758A NL166549C (en) | 1969-09-18 | 1969-10-17 | RADIO ANGLE MEASURING DEVICE. |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4598069A GB1287461A (en) | 1969-09-18 | 1969-09-18 | Radio angle measurement apparatus |
AU61205/69A AU435708B2 (en) | 1969-09-18 | 1969-09-22 | Radio angle measurement apparatus |
DE19691948162 DE1948162B2 (en) | 1969-09-18 | 1969-09-23 | Measuring device for measuring radio angles |
FR6934221A FR2048232A5 (en) | 1969-09-18 | 1969-10-07 | |
NL6915758A NL166549C (en) | 1969-09-18 | 1969-10-17 | RADIO ANGLE MEASURING DEVICE. |
Publications (3)
Publication Number | Publication Date |
---|---|
NL6915758A NL6915758A (en) | 1971-04-20 |
NL166549B NL166549B (en) | 1981-03-16 |
NL166549C true NL166549C (en) | 1981-08-17 |
Family
ID=27507121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6915758A NL166549C (en) | 1969-09-18 | 1969-10-17 | RADIO ANGLE MEASURING DEVICE. |
Country Status (5)
Country | Link |
---|---|
AU (1) | AU435708B2 (en) |
DE (1) | DE1948162B2 (en) |
FR (1) | FR2048232A5 (en) |
GB (1) | GB1287461A (en) |
NL (1) | NL166549C (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS544235B1 (en) * | 1968-09-05 | 1979-03-03 | ||
DE2242790B2 (en) * | 1972-08-31 | 1976-10-21 | Hißen, Helmut, Dr.-Ing., 5481 Nierendorf; Kosel, Georg, Dr.-Ing., 5483 Bad Neuenahr; Krätzig, Gudrun, 5300 Bonn-Bad Godesberg | DIGITAL RECEIVER WITH SPECTRUM EVALUATION |
FR2569856A1 (en) * | 1980-02-22 | 1986-03-07 | Thomson Csf | Interferometer with large angular aperture and broad frequency pass band |
-
1969
- 1969-09-18 GB GB4598069A patent/GB1287461A/en not_active Expired
- 1969-09-22 AU AU61205/69A patent/AU435708B2/en not_active Expired
- 1969-09-23 DE DE19691948162 patent/DE1948162B2/en active Granted
- 1969-10-07 FR FR6934221A patent/FR2048232A5/fr not_active Expired
- 1969-10-17 NL NL6915758A patent/NL166549C/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU435708B2 (en) | 1973-05-15 |
FR2048232A5 (en) | 1971-03-19 |
DE1948162A1 (en) | 1971-04-08 |
DE1948162B2 (en) | 1975-06-26 |
NL166549B (en) | 1981-03-16 |
AU6120569A (en) | 1971-03-25 |
GB1287461A (en) | 1972-08-31 |
NL6915758A (en) | 1971-04-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
V4 | Lapsed because of reaching the maxim lifetime of a patent |