JPS6322274B2 - - Google Patents
Info
- Publication number
- JPS6322274B2 JPS6322274B2 JP56078252A JP7825281A JPS6322274B2 JP S6322274 B2 JPS6322274 B2 JP S6322274B2 JP 56078252 A JP56078252 A JP 56078252A JP 7825281 A JP7825281 A JP 7825281A JP S6322274 B2 JPS6322274 B2 JP S6322274B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- power
- station
- turned
- gain
- 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
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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
- G01S1/08—Systems for determining direction or position line
- G01S1/20—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems
- G01S1/24—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems the synchronised signals being pulses or equivalent modulations on carrier waves and the transit times being compared by measuring the difference in arrival time of a significant part of the modulations, e.g. LORAN systems
- G01S1/245—Details of receivers cooperating therewith, e.g. determining positive zero crossing of third cycle in LORAN-C
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7825281A JPS57192881A (en) | 1981-05-23 | 1981-05-23 | Acquiring method for loran signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7825281A JPS57192881A (en) | 1981-05-23 | 1981-05-23 | Acquiring method for loran signal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57192881A JPS57192881A (en) | 1982-11-27 |
| JPS6322274B2 true JPS6322274B2 (enrdf_load_stackoverflow) | 1988-05-11 |
Family
ID=13656801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7825281A Granted JPS57192881A (en) | 1981-05-23 | 1981-05-23 | Acquiring method for loran signal |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57192881A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0778530B2 (ja) * | 1988-05-06 | 1995-08-23 | 古野電気株式会社 | ロランａ受信機 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS578466A (en) * | 1980-06-20 | 1982-01-16 | Koden Electronics Co Ltd | Loran coulomb radio navigation receiving equipment |
| JPS5719475U (enrdf_load_stackoverflow) * | 1980-07-08 | 1982-02-01 |
-
1981
- 1981-05-23 JP JP7825281A patent/JPS57192881A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57192881A (en) | 1982-11-27 |
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