BE769032A - Perfectionnements aux boucles de poursuite des recepteurs mobiles - Google Patents

Perfectionnements aux boucles de poursuite des recepteurs mobiles

Info

Publication number
BE769032A
BE769032A BE769032A BE769032A BE769032A BE 769032 A BE769032 A BE 769032A BE 769032 A BE769032 A BE 769032A BE 769032 A BE769032 A BE 769032A BE 769032 A BE769032 A BE 769032A
Authority
BE
Belgium
Prior art keywords
mobile receivers
tracking loops
loops
tracking
receivers
Prior art date
Application number
BE769032A
Other languages
English (en)
Inventor
J P Van Etten
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of BE769032A publication Critical patent/BE769032A/fr

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)
BE769032A 1970-06-25 1971-06-25 Perfectionnements aux boucles de poursuite des recepteurs mobiles BE769032A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4968670A 1970-06-25 1970-06-25

Publications (1)

Publication Number Publication Date
BE769032A true BE769032A (fr) 1971-12-27

Family

ID=21961135

Family Applications (1)

Application Number Title Priority Date Filing Date
BE769032A BE769032A (fr) 1970-06-25 1971-06-25 Perfectionnements aux boucles de poursuite des recepteurs mobiles

Country Status (5)

Country Link
US (1) US3685052A (fr)
JP (1) JPS5226119B1 (fr)
BE (1) BE769032A (fr)
DE (1) DE2130400A1 (fr)
FR (1) FR2096487B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3774210A (en) * 1972-06-21 1973-11-20 Itt Automatic calibration of loran envelope to cycle discrepancy
US4743912A (en) * 1985-06-24 1988-05-10 Megapulse Inc. Method of and apparatus for reducing cycle slippage errors in Loran-C and similar radio-frequency signal reception, particularly in vehicles undergoing acceleration

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB801350A (en) * 1954-05-03 1958-09-10 Sperry Rand Corp Pulse synchronizer
US3378847A (en) * 1966-06-13 1968-04-16 Lear Siegler Inc Combination sky wave and direct wave communications

Also Published As

Publication number Publication date
DE2130400A1 (de) 1972-01-05
JPS5226119B1 (fr) 1977-07-12
FR2096487A1 (fr) 1972-02-18
US3685052A (en) 1972-08-15
FR2096487B1 (fr) 1975-07-11

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