JPS57192880A - Acquiring method for loran signal - Google Patents

Acquiring method for loran signal

Info

Publication number
JPS57192880A
JPS57192880A JP7825181A JP7825181A JPS57192880A JP S57192880 A JPS57192880 A JP S57192880A JP 7825181 A JP7825181 A JP 7825181A JP 7825181 A JP7825181 A JP 7825181A JP S57192880 A JPS57192880 A JP S57192880A
Authority
JP
Japan
Prior art keywords
signal
slave station
station signal
circuit
period
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
Application number
JP7825181A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0113545B2 (enExample
Inventor
Kenji Ima
Masahiko Kimura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Furuno Electric Co Ltd
Original Assignee
Furuno Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Furuno Electric Co Ltd filed Critical Furuno Electric Co Ltd
Priority to JP7825181A priority Critical patent/JPS57192880A/ja
Publication of JPS57192880A publication Critical patent/JPS57192880A/ja
Publication of JPH0113545B2 publication Critical patent/JPH0113545B2/ja
Granted legal-status Critical Current

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)
JP7825181A 1981-05-23 1981-05-23 Acquiring method for loran signal Granted JPS57192880A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7825181A JPS57192880A (en) 1981-05-23 1981-05-23 Acquiring method for loran signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7825181A JPS57192880A (en) 1981-05-23 1981-05-23 Acquiring method for loran signal

Publications (2)

Publication Number Publication Date
JPS57192880A true JPS57192880A (en) 1982-11-27
JPH0113545B2 JPH0113545B2 (enExample) 1989-03-07

Family

ID=13656774

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7825181A Granted JPS57192880A (en) 1981-05-23 1981-05-23 Acquiring method for loran signal

Country Status (1)

Country Link
JP (1) JPS57192880A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4633260A (en) * 1983-10-07 1986-12-30 Nissan Motor Company, Limited Loran-C signal receiving apparatus
US4670759A (en) * 1983-04-26 1987-06-02 Nissan Motor Company, Ltd. Automatic Loran-C signal detecting apparatus

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54153594A (en) * 1978-05-23 1979-12-03 Sanders Associates Inc Cctype loran navigating device
JPS578466A (en) * 1980-06-20 1982-01-16 Koden Electronics Co Ltd Loran coulomb radio navigation receiving equipment

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54153594A (en) * 1978-05-23 1979-12-03 Sanders Associates Inc Cctype loran navigating device
JPS578466A (en) * 1980-06-20 1982-01-16 Koden Electronics Co Ltd Loran coulomb radio navigation receiving equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4670759A (en) * 1983-04-26 1987-06-02 Nissan Motor Company, Ltd. Automatic Loran-C signal detecting apparatus
US4633260A (en) * 1983-10-07 1986-12-30 Nissan Motor Company, Limited Loran-C signal receiving apparatus

Also Published As

Publication number Publication date
JPH0113545B2 (enExample) 1989-03-07

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