JPS5135103B1 - - Google Patents

Info

Publication number
JPS5135103B1
JPS5135103B1 JP46054731A JP5473171A JPS5135103B1 JP S5135103 B1 JPS5135103 B1 JP S5135103B1 JP 46054731 A JP46054731 A JP 46054731A JP 5473171 A JP5473171 A JP 5473171A JP S5135103 B1 JPS5135103 B1 JP S5135103B1
Authority
JP
Japan
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.)
Pending
Application number
JP46054731A
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 filed Critical
Publication of JPS5135103B1 publication Critical patent/JPS5135103B1/ja
Pending 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)
  • Measurement Of Current Or Voltage (AREA)
  • Analogue/Digital Conversion (AREA)
JP46054731A 1970-07-29 1971-07-23 Pending JPS5135103B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5923170A 1970-07-29 1970-07-29

Publications (1)

Publication Number Publication Date
JPS5135103B1 true JPS5135103B1 (ja) 1976-09-30

Family

ID=22021640

Family Applications (1)

Application Number Title Priority Date Filing Date
JP46054731A Pending JPS5135103B1 (ja) 1970-07-29 1971-07-23

Country Status (4)

Country Link
US (1) US3654562A (ja)
JP (1) JPS5135103B1 (ja)
DE (1) DE2137126A1 (ja)
FR (1) FR2103334A5 (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3839680A (en) * 1971-05-25 1974-10-01 Raytheon Co Sonar depth tracking system
SE358736B (ja) * 1972-09-15 1973-08-06 Teleplan Ab
US3855538A (en) * 1973-02-16 1974-12-17 Texaco Inc Means and method for providing highly stable reference
US3969612A (en) * 1974-06-11 1976-07-13 Recognition Equipment Incorporated Bar code reader enhancement
JPS5263774A (en) * 1975-11-21 1977-05-26 Anritsu Corp Sample pulse generator
US4242707A (en) * 1978-08-23 1980-12-30 Chyron Corporation Digital scene storage
US4320470A (en) * 1978-10-10 1982-03-16 Dresser Industries, Inc. Method and apparatus for acoustic well logging
US4402068A (en) * 1979-04-13 1983-08-30 Dresser Industries Inc. Method and apparatus for acoustic well logging

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3119984A (en) * 1960-12-22 1964-01-28 Ibm Analog voltage memory
US3214700A (en) * 1961-03-17 1965-10-26 Trw Inc Variable threshold signal detection system
US3299357A (en) * 1962-06-04 1967-01-17 Bell Telephone Labor Inc Sampled frequency modulation
US3493874A (en) * 1966-01-05 1970-02-03 Vitro Corp Of America Statistical decision systems

Also Published As

Publication number Publication date
FR2103334A5 (ja) 1972-04-07
DE2137126A1 (de) 1972-02-03
US3654562A (en) 1972-04-04

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