JPS6367147B2 - - Google Patents
Info
- Publication number
- JPS6367147B2 JPS6367147B2 JP57199535A JP19953582A JPS6367147B2 JP S6367147 B2 JPS6367147 B2 JP S6367147B2 JP 57199535 A JP57199535 A JP 57199535A JP 19953582 A JP19953582 A JP 19953582A JP S6367147 B2 JPS6367147 B2 JP S6367147B2
- Authority
- JP
- Japan
- Prior art keywords
- gps
- heading
- output
- signal
- antenna
- 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
- 238000010586 diagram Methods 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 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
- G01S3/52—Systems for determining direction or deviation from predetermined direction using a receiving antenna moving, or appearing to move, in a cyclic path to produce a Doppler variation of frequency of the received signal
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Navigation (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19953582A JPS5988667A (ja) | 1982-11-13 | 1982-11-13 | 船首方位測定装置 |
US06/507,017 US4644358A (en) | 1982-11-13 | 1983-06-23 | Stem orientation measurement apparatus |
GB08317964A GB2130040B (en) | 1982-11-13 | 1983-07-01 | A stem orientation measurement apparatus |
FR8311352A FR2536177B1 (fr) | 1982-11-13 | 1983-07-07 | Appareil de mesure de l'orientation de l'etrave d'un navire |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19953582A JPS5988667A (ja) | 1982-11-13 | 1982-11-13 | 船首方位測定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5988667A JPS5988667A (ja) | 1984-05-22 |
JPS6367147B2 true JPS6367147B2 (no) | 1988-12-23 |
Family
ID=16409445
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19953582A Granted JPS5988667A (ja) | 1982-11-13 | 1982-11-13 | 船首方位測定装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5988667A (no) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0527018Y2 (no) * | 1986-03-31 | 1993-07-08 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57199536A (en) * | 1981-05-30 | 1982-12-07 | Akinori Miyatake | Manufacture of back-notched peg |
-
1982
- 1982-11-13 JP JP19953582A patent/JPS5988667A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57199536A (en) * | 1981-05-30 | 1982-12-07 | Akinori Miyatake | Manufacture of back-notched peg |
Also Published As
Publication number | Publication date |
---|---|
JPS5988667A (ja) | 1984-05-22 |
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