JPS6339877B2 - - Google Patents
Info
- Publication number
- JPS6339877B2 JPS6339877B2 JP7915882A JP7915882A JPS6339877B2 JP S6339877 B2 JPS6339877 B2 JP S6339877B2 JP 7915882 A JP7915882 A JP 7915882A JP 7915882 A JP7915882 A JP 7915882A JP S6339877 B2 JPS6339877 B2 JP S6339877B2
- Authority
- JP
- Japan
- Prior art keywords
- output
- circuit
- phase
- signal
- sense
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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
- G01S3/58—Rotating or oscillating beam systems using continuous analysis of received signal for determining direction in the plane of rotation or oscillation or for determining deviation from a predetermined direction in such a plane
- G01S3/60—Broad-beam systems producing in the receiver a substantially sinusoidal envelope signal of the carrier wave of the beam, the phase angle of which is dependent upon the angle between the direction of the transmitter from the receiver and a reference direction from the receiver, e.g. cardioid system
- G01S3/64—Broad-beam systems producing in the receiver a substantially sinusoidal envelope signal of the carrier wave of the beam, the phase angle of which is dependent upon the angle between the direction of the transmitter from the receiver and a reference direction from the receiver, e.g. cardioid system wherein the phase angle of the signal is determined by phase comparison with a reference alternating signal varying in synchronism with the directivity variation
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)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7915882A JPS58196473A (ja) | 1982-05-13 | 1982-05-13 | 方向探知機 |
KR8205655A KR870000138B1 (ko) | 1982-04-05 | 1982-12-17 | 자동 방향 탐지기 |
DE3248324A DE3248324C2 (de) | 1982-04-05 | 1982-12-28 | Automatischer Radiokompaß |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7915882A JPS58196473A (ja) | 1982-05-13 | 1982-05-13 | 方向探知機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58196473A JPS58196473A (ja) | 1983-11-15 |
JPS6339877B2 true JPS6339877B2 (es) | 1988-08-08 |
Family
ID=13682144
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7915882A Granted JPS58196473A (ja) | 1982-04-05 | 1982-05-13 | 方向探知機 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58196473A (es) |
-
1982
- 1982-05-13 JP JP7915882A patent/JPS58196473A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58196473A (ja) | 1983-11-15 |
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