NL7810402A - DEVICE FOR LORAN-C NAVIGATION. - Google Patents
DEVICE FOR LORAN-C NAVIGATION.Info
- Publication number
- NL7810402A NL7810402A NL7810402A NL7810402A NL7810402A NL 7810402 A NL7810402 A NL 7810402A NL 7810402 A NL7810402 A NL 7810402A NL 7810402 A NL7810402 A NL 7810402A NL 7810402 A NL7810402 A NL 7810402A
- Authority
- NL
- Netherlands
- Prior art keywords
- loran
- navigation
- 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
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/10—Position of receiver fixed by co-ordinating a plurality of position lines defined by path-difference measurements, e.g. omega or decca systems
-
- 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)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US84270677A | 1977-10-17 | 1977-10-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7810402A true NL7810402A (en) | 1979-04-19 |
Family
ID=25288055
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7810402A NL7810402A (en) | 1977-10-17 | 1978-10-17 | DEVICE FOR LORAN-C NAVIGATION. |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS55452A (en) |
CA (1) | CA1124820A (en) |
DE (1) | DE2843956C2 (en) |
FR (1) | FR2406205A1 (en) |
GB (1) | GB2016851B (en) |
IT (1) | IT1106209B (en) |
NL (1) | NL7810402A (en) |
NO (1) | NO153275C (en) |
SE (1) | SE440152B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3038042A1 (en) * | 1980-10-08 | 1982-05-13 | Sanders Associates, Inc., Nashua, N.H. | METHOD AND DEVICE FOR SELF-CALIBRATING A LORAN-C RECEIVER |
US4423419A (en) * | 1980-10-20 | 1983-12-27 | Megapulse Incorporated | Pulsed, pseudo random position fixing radio navigation method and system and the like |
JPS57172264A (en) * | 1980-11-26 | 1982-10-23 | Sanders Associates Inc | Self-calibration method of and apparatus for loran c receiver |
JPS57109415A (en) * | 1980-12-26 | 1982-07-07 | Sony Corp | Voltage control tuning circuit |
FI20195031A1 (en) | 2019-01-18 | 2020-07-19 | Exalocus Oy | Positioning based on signal propagation time difference |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1315698A (en) * | 1970-09-28 | 1973-05-02 | Decca Ltd | Systems for identifying phase coded groups of radio frequency pulses |
US3921076A (en) * | 1973-03-08 | 1975-11-18 | Int Navigation Corp | Method of and apparatus for locating predetermined portions of a radio-frequency pulse, particularly adapted for leading edge location of loran and similar navigational pulses |
US3868691A (en) * | 1973-04-13 | 1975-02-25 | Epsco Inc | Loran receiver automated master search |
US3947849A (en) * | 1974-06-20 | 1976-03-30 | The Johns Hopkins University | Loran receiver-navigator |
US4104635A (en) * | 1976-11-12 | 1978-08-01 | Sanders Associates, Inc. | LORAN-C navigation apparatus |
-
1978
- 1978-09-13 CA CA311,179A patent/CA1124820A/en not_active Expired
- 1978-10-09 DE DE2843956A patent/DE2843956C2/en not_active Expired
- 1978-10-13 SE SE7810714A patent/SE440152B/en not_active IP Right Cessation
- 1978-10-16 NO NO783501A patent/NO153275C/en unknown
- 1978-10-16 FR FR7829420A patent/FR2406205A1/en active Granted
- 1978-10-17 IT IT51546/78A patent/IT1106209B/en active
- 1978-10-17 GB GB7840831A patent/GB2016851B/en not_active Expired
- 1978-10-17 NL NL7810402A patent/NL7810402A/en not_active Application Discontinuation
- 1978-10-17 JP JP12830278A patent/JPS55452A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
IT1106209B (en) | 1985-11-11 |
CA1124820A (en) | 1982-06-01 |
GB2016851B (en) | 1982-05-19 |
NO783501L (en) | 1979-04-18 |
JPS6131829B2 (en) | 1986-07-23 |
DE2843956A1 (en) | 1979-04-19 |
FR2406205B1 (en) | 1985-04-19 |
SE440152B (en) | 1985-07-15 |
JPS55452A (en) | 1980-01-05 |
FR2406205A1 (en) | 1979-05-11 |
IT7851546A0 (en) | 1978-10-17 |
SE7810714L (en) | 1979-04-18 |
NO153275C (en) | 1986-02-12 |
NO153275B (en) | 1985-11-04 |
GB2016851A (en) | 1979-09-26 |
DE2843956C2 (en) | 1985-03-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BT | A notification was added to the application dossier and made available to the public | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
BV | The patent application has lapsed |