IT952478B - Perfezionamento nei sistemi di radio naviagzione paritcolarmente per aeromobili - Google Patents

Perfezionamento nei sistemi di radio naviagzione paritcolarmente per aeromobili

Info

Publication number
IT952478B
IT952478B IT49362/72A IT4936272A IT952478B IT 952478 B IT952478 B IT 952478B IT 49362/72 A IT49362/72 A IT 49362/72A IT 4936272 A IT4936272 A IT 4936272A IT 952478 B IT952478 B IT 952478B
Authority
IT
Italy
Prior art keywords
naviation
paritally
aircraft
radio
improvement
Prior art date
Application number
IT49362/72A
Other languages
English (en)
Original Assignee
Sperry Rand 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 Sperry Rand Corp filed Critical Sperry Rand Corp
Application granted granted Critical
Publication of IT952478B publication Critical patent/IT952478B/it

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
    • G01S1/38—Systems for determining direction or position line using comparison of [1] the phase of the envelope of the change of frequency, due to Doppler effect, of the signal transmitted by an antenna moving, or appearing to move, in a cyclic path with [2] the phase of a reference signal, the frequency of this reference signal being synchronised with that of the cyclic movement, or apparent cyclic movement, of the antenna
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)
IT49362/72A 1971-04-05 1972-03-30 Perfezionamento nei sistemi di radio naviagzione paritcolarmente per aeromobili IT952478B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13101371A 1971-04-05 1971-04-05

Publications (1)

Publication Number Publication Date
IT952478B true IT952478B (it) 1973-07-20

Family

ID=22447478

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49362/72A IT952478B (it) 1971-04-05 1972-03-30 Perfezionamento nei sistemi di radio naviagzione paritcolarmente per aeromobili

Country Status (7)

Country Link
US (1) US3781880A (it)
JP (1) JPS4862200A (it)
CA (1) CA998459A (it)
DE (1) DE2216455A1 (it)
FR (1) FR2132311B1 (it)
GB (1) GB1334485A (it)
IT (1) IT952478B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4060809A (en) * 1975-04-09 1977-11-29 Baghdady Elie J Tracking and position determination system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2664560A (en) * 1949-12-01 1953-12-29 Sperry Corp Radio aid to navigation
US3075190A (en) * 1956-12-27 1963-01-22 North American Aviation Inc Position indicator system
US3173140A (en) * 1959-02-20 1965-03-09 Servo Corp Of America Doppler omnirange navigational system
DE1237647B (de) * 1963-03-09 1967-03-30 Standard Elektrik Lorenz Ag Allrichtungs-Funkortungsverfahren nach dem Dopplerprinzip
US3430243A (en) * 1966-04-04 1969-02-25 Robley D Evans Method of and apparatus for determining the distance and/or angles between objects with the aid of radiant energy
US3453624A (en) * 1968-02-20 1969-07-01 Hughes Aircraft Co System for determining craft position

Also Published As

Publication number Publication date
FR2132311B1 (it) 1978-05-26
US3781880A (en) 1973-12-25
CA998459A (en) 1976-10-12
DE2216455A1 (de) 1972-10-26
JPS4862200A (it) 1973-08-30
GB1334485A (en) 1973-10-17
FR2132311A1 (it) 1972-11-17

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