BE474927A - - Google Patents

Info

Publication number
BE474927A
BE474927A BE474927DA BE474927A BE 474927 A BE474927 A BE 474927A BE 474927D A BE474927D A BE 474927DA BE 474927 A BE474927 A BE 474927A
Authority
BE
Belgium
Application number
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.)
Publication of BE474927A publication Critical patent/BE474927A/xx

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
    • 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
BE474927D 1941-11-29 BE474927A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US420944A US2403626A (en) 1941-11-29 1941-11-29 Radio pulse position indicating system

Publications (1)

Publication Number Publication Date
BE474927A true BE474927A (xx)

Family

ID=23668501

Family Applications (1)

Application Number Title Priority Date Filing Date
BE474927D BE474927A (xx) 1941-11-29

Country Status (3)

Country Link
US (1) US2403626A (xx)
BE (1) BE474927A (xx)
ES (1) ES179273A1 (xx)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2617939A (en) * 1939-11-04 1952-11-11 Radio Electr Soc Fr Synchronization indicator for common wave transmitting systems
NL72118C (xx) * 1941-03-05
US2721321A (en) * 1942-04-09 1955-10-18 Radar Inc Directional antenna array
US2800653A (en) * 1942-12-23 1957-07-23 Dippy Robert James Wireless system for navigation
FR957296A (xx) * 1943-08-04 1950-02-17
US2857591A (en) * 1943-09-04 1958-10-21 Westinghouse Electric Corp Radio locators
BE473180A (xx) * 1943-10-26
US2669711A (en) * 1944-05-19 1954-02-16 James R Moore Range measuring system
BE480311A (xx) * 1944-08-18
US2436805A (en) * 1944-10-02 1948-03-02 Standard Telephones Cables Ltd Radio indicating system
US2495722A (en) * 1944-10-02 1950-01-31 Standard Telephones Cables Ltd Distance indicating system
US2516376A (en) * 1945-01-29 1950-07-25 Gen Railway Signal Co Airway traffic control system
US2448762A (en) * 1945-02-13 1948-09-07 Du Mont Allen B Lab Inc Process and apparatus for monitoring synchronizing generators
BE478974A (xx) * 1945-03-15
US2541627A (en) * 1945-05-24 1951-02-13 Williams Frederic Calland Wireless signaling system
US2689346A (en) * 1945-06-13 1954-09-14 Us Navy Long range navigation system
US2490394A (en) * 1945-06-14 1949-12-06 Williams Frederic Calland Wireless signaling system
US2567193A (en) * 1945-08-07 1951-09-11 Standard Telephones Cables Ltd Indicator for direction finders
US2639424A (en) * 1945-08-30 1953-05-19 Us Sec War Radio pulse echo object locating system
US2626986A (en) * 1945-09-14 1953-01-27 Jr Edward F Macnichol System for determination of velocity
US2690557A (en) * 1945-09-18 1954-09-28 Glenn H Musselman Long-range navigation system
US2597349A (en) * 1945-10-19 1952-05-20 Us Sec War Radio navigational device
US2677818A (en) * 1945-10-19 1954-05-04 Us Sec War Aircraft identification system
US2821704A (en) * 1945-11-30 1958-01-28 Marcus D O'day Navigation system
GB620487A (en) * 1946-02-06 1949-03-25 William Joseph O Brien Improvements in or relating to radio navigation systems
US2671895A (en) * 1946-02-15 1954-03-09 George D Perkins Automatic beacon range indicator
US2606317A (en) * 1946-04-19 1952-08-05 Wallace Marcel Navigational system
US2689347A (en) * 1946-04-25 1954-09-14 Us Navy Timing apparatus
US2882526A (en) * 1946-05-10 1959-04-14 Glenn H Musselman Cycle matching receiver
GB620493A (en) * 1946-05-17 1949-03-25 Decca Record Co Ltd Improvements in or relating to radio systems for enabling geographical positions to be determined and/or indicated at a receiver
US2761133A (en) * 1946-06-18 1956-08-28 Roger B Woodbury Direct reading indicator for a radio navigation system
US2609532A (en) * 1947-06-16 1952-09-02 Wallace Altitude and distance recorder
US2533229A (en) * 1947-06-25 1950-12-12 Jr Edward N Dingley Omnidirectional radio beacon
US2632158A (en) * 1947-09-23 1953-03-17 Wallace Synchrometric multiplexing system
FR1005800A (fr) * 1947-09-25 1952-04-15 Onera (Off Nat Aerospatiale) Procédé radio-électrique de navigation et de guidage pour engins dirigeables
US2513317A (en) * 1947-10-09 1950-07-04 Seismograph Service Corp Radio position determining system
US2534844A (en) * 1947-11-26 1950-12-19 Panoramic Radio Corp Gated triple synchrometric system
US2713682A (en) * 1947-11-29 1955-07-19 Earl H Schoenfeld Radio navigation system of loran type
US2531425A (en) * 1947-12-11 1950-11-28 Int Standard Electric Corp Homing beacon reception system
US2629816A (en) * 1948-03-16 1953-02-24 Int Standard Electric Corp Diversity system
US2668287A (en) * 1948-06-18 1954-02-02 Luis W Alvarez Radio navigation system
US2644137A (en) * 1948-07-01 1953-06-30 Jackson Edward Herber Theobald Cathode-ray tube voltmeter
US2513320A (en) * 1948-09-22 1950-07-04 Seismograph Service Corp Radio position determining system
US2513322A (en) * 1948-11-27 1950-07-04 Seismograph Service Corp Radio location system
US2782413A (en) * 1949-03-08 1957-02-19 Sperry Rand Corp Automatic loran receiver
US2626306A (en) * 1949-03-22 1953-01-20 Western Electric Co Transmission delay measuring system
US3007163A (en) * 1950-01-23 1961-10-31 Itt Radio direction finder
US2606319A (en) * 1950-05-23 1952-08-05 Raytheon Mfg Co Radio angle reception meter
US2760190A (en) * 1952-02-01 1956-08-21 Collins Radio Co Phase angle distance measuring system
US2841787A (en) * 1952-05-08 1958-07-01 Ultra Electric Inc Radio locating apparatus
US2941151A (en) * 1952-05-26 1960-06-14 Philips Corp Time divider for use in radar apparatus
US2841788A (en) * 1952-10-14 1958-07-01 Ultra Electric Inc Radio locating system and apparatus therefor
US2782366A (en) * 1953-04-13 1957-02-19 Bell Telephone Labor Inc Visual indicator of harmonic distortion
US2920321A (en) * 1955-12-28 1960-01-05 Maximilian Waechtler Navigational position finding apparatus
US2962712A (en) * 1958-06-12 1960-11-29 Melpar Inc Radar system
US2993203A (en) * 1959-10-14 1961-07-18 Itt Radio direction finding system
US3953856A (en) * 1961-02-02 1976-04-27 Hammack Calvin M Method and apparatus for mapping and similar applications
US3996590A (en) * 1961-02-02 1976-12-07 Hammack Calvin M Method and apparatus for automatically detecting and tracking moving objects and similar applications

Also Published As

Publication number Publication date
US2403626A (en) 1946-07-09
ES179273A1 (es) 1947-10-01

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