JPS57192883A - Acquiring method for loran signal - Google Patents

Acquiring method for loran signal

Info

Publication number
JPS57192883A
JPS57192883A JP7825481A JP7825481A JPS57192883A JP S57192883 A JPS57192883 A JP S57192883A JP 7825481 A JP7825481 A JP 7825481A JP 7825481 A JP7825481 A JP 7825481A JP S57192883 A JPS57192883 A JP S57192883A
Authority
JP
Japan
Prior art keywords
acquisition
master station
station signal
ram71
signal
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
JP7825481A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6258474B2 (enExample
Inventor
Hideki Tanaka
Kenji Ima
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 JP7825481A priority Critical patent/JPS57192883A/ja
Publication of JPS57192883A publication Critical patent/JPS57192883A/ja
Publication of JPS6258474B2 publication Critical patent/JPS6258474B2/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)
JP7825481A 1981-05-23 1981-05-23 Acquiring method for loran signal Granted JPS57192883A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7825481A JPS57192883A (en) 1981-05-23 1981-05-23 Acquiring method for loran signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7825481A JPS57192883A (en) 1981-05-23 1981-05-23 Acquiring method for loran signal

Publications (2)

Publication Number Publication Date
JPS57192883A true JPS57192883A (en) 1982-11-27
JPS6258474B2 JPS6258474B2 (enExample) 1987-12-05

Family

ID=13656852

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7825481A Granted JPS57192883A (en) 1981-05-23 1981-05-23 Acquiring method for loran signal

Country Status (1)

Country Link
JP (1) JPS57192883A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0333846A4 (en) * 1987-09-28 1991-01-16 Bahr Technologies, Inc. Apparatus and method for receiving and processing loran signals

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63216089A (ja) * 1987-03-05 1988-09-08 Ricoh Co Ltd 表面レリ−フ型ホログラムの製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0333846A4 (en) * 1987-09-28 1991-01-16 Bahr Technologies, Inc. Apparatus and method for receiving and processing loran signals

Also Published As

Publication number Publication date
JPS6258474B2 (enExample) 1987-12-05

Similar Documents

Publication Publication Date Title
DE68927178D1 (de) Energiesparendes verfahren und vorrichtung für einen teil eines taktgebundenen nachrichtensignals
CA2141233A1 (en) Method for clock calibration in a position determination system
IL107105A (en) Apparatus and method for providing synchronization of base-stations in communication system
EP0717510A3 (en) Circuit and method for controlling a timing of intermittent reception in radio equipment
EP1404032A3 (en) Direct sequence code division multiple access receiver and method of synchronisation therefor
FR2565448B1 (fr) Procede et dispositif d'extraction de synchronisation pour systeme de diffusion a multiplexage temporel de signaux numeriques et analogiques
GB2138250B (en) Method and apparatus for detecting the channel to which an electronic receiver system is tuned
DE3269936D1 (en) Methods for timing pigeon races
EP0409516A3 (en) Apparatus for deriving synchronizing signal from pre-formed marks on record carrier
YU42062B (en) Process for obtaining pyrido (1,2-a) pyrimidine derivatives
EP0296417A3 (en) Method for testing an object
EP0318643A3 (en) Communication control system
JPS57192883A (en) Acquiring method for loran signal
YU40023B (en) Process for obtaining tetrahydro-4,5,6,7-thieno-(2,3-c)and (3,2-c)pyridines
EP0389683A3 (en) Apparatus and method for regulating a measurement system
YU40709B (en) Process for obtaininga thieno(2.3-c)-and thieno(3,2-c)pyridines
JPS54109464A (en) Method and apparatus for detecting position by labelling article
FR2656106B1 (fr) Procede et dispositif d'acquisition automatique de cibles.
EP0114520A3 (en) Marker signal detecting systems
GB2200989B (en) Method for detection of reduced nicotinamide adenine dinucleotide.
JPS5474615A (en) Test system for digital line
FR2655439B1 (fr) Procede et dispositif de comparaison de deux signaux analogiques variables.
DE3574428D1 (en) Device and method for making and optionally compensating a temporary relation between digital signal sequences
JPS57116442A (en) Radio automatic broadcasting system
JPS5437601A (en) Channel trouble detection system