JPS51134095A - Direction measuring unit - Google Patents
Direction measuring unitInfo
- Publication number
- JPS51134095A JPS51134095A JP5806775A JP5806775A JPS51134095A JP S51134095 A JPS51134095 A JP S51134095A JP 5806775 A JP5806775 A JP 5806775A JP 5806775 A JP5806775 A JP 5806775A JP S51134095 A JPS51134095 A JP S51134095A
- Authority
- JP
- Japan
- Prior art keywords
- measuring unit
- direction measuring
- wave
- simple structure
- amplifying
- Prior art date
- 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
- G01S3/46—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
Abstract
PURPOSE:To obtain an automatic direction measuring unit of a simple structure which does not include a switching circuit in the input circuit of an amplifying wave detector and generates little polarized wave error attributable to space wave.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5806775A JPS51134095A (en) | 1975-05-16 | 1975-05-16 | Direction measuring unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5806775A JPS51134095A (en) | 1975-05-16 | 1975-05-16 | Direction measuring unit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS51134095A true JPS51134095A (en) | 1976-11-20 |
JPS5415400B2 JPS5415400B2 (en) | 1979-06-14 |
Family
ID=13073545
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5806775A Granted JPS51134095A (en) | 1975-05-16 | 1975-05-16 | Direction measuring unit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51134095A (en) |
-
1975
- 1975-05-16 JP JP5806775A patent/JPS51134095A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5415400B2 (en) | 1979-06-14 |
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