NL90577C - - Google Patents

Info

Publication number
NL90577C
NL90577C NL90577DA NL90577C NL 90577 C NL90577 C NL 90577C NL 90577D A NL90577D A NL 90577DA NL 90577 C NL90577 C NL 90577C
Authority
NL
Netherlands
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 NL90577C publication Critical patent/NL90577C/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F10/00—Apparatus for measuring unknown time intervals by electric means
    • G04F10/06—Apparatus for measuring unknown time intervals by electric means by measuring phase
    • 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
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/66—Radar-tracking systems; Analogous systems
    • G01S13/70—Radar-tracking systems; Analogous systems for range tracking only

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
NL90577D 1946-07-16 NL90577C (el)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US684060A US2574494A (en) 1946-07-16 1946-07-16 Timing apparatus

Publications (1)

Publication Number Publication Date
NL90577C true NL90577C (el)

Family

ID=24746546

Family Applications (1)

Application Number Title Priority Date Filing Date
NL90577D NL90577C (el) 1946-07-16

Country Status (3)

Country Link
US (1) US2574494A (el)
GB (1) GB684831A (el)
NL (1) NL90577C (el)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3124755A (en) * 1964-03-10 Pulse
US2704809A (en) * 1945-06-14 1955-03-22 Williams Frederic Calland Wireless signalling systems
US2877414A (en) * 1954-05-21 1959-03-10 Jr William T Pope Pulse time jitter measuring device
US2900599A (en) * 1954-09-08 1959-08-18 Gen Precision Lab Inc Frequency marking circuit
US3229203A (en) * 1960-05-25 1966-01-11 Furuno Denki Kabushiki Kaisha Digital phase measuring apparatus utilizing a counter as a delay means
FR1205328A (fr) * 1960-08-29 1960-02-02 Bendix Aviat Corp Procédé de mesure de l'intervalle de temps séparant de début de deux ondes ou impulsions et son application à la détermination des directions et des distances
GB980014A (en) * 1963-07-01 1965-01-13 Standard Telephones Cables Ltd Phase measuring apparatus
US20060293766A1 (en) * 2005-06-24 2006-12-28 Michael Schneider Compensation method for time delays in oscillatory control

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2029069A (en) * 1933-10-30 1936-01-28 Northern Utilities Trust Ltd Remote control system for electric supply networks
GB491728A (en) * 1937-03-10 1938-09-08 Eric Lawrence Casling White Improvements in or relating to circuit arrangements for separating electric signal pulses
US2406316A (en) * 1939-12-01 1946-08-27 Emi Ltd Radio pulse system with interference eliminator
US2427029A (en) * 1942-04-10 1947-09-09 Sperry Gyroscope Co Inc Automatic tracking system
US2426216A (en) * 1942-10-19 1947-08-26 Bell Telephone Labor Inc Aperiodic pulse timing system
US2426910A (en) * 1944-01-27 1947-09-02 Rca Corp Measurement of time between pulses
US2418364A (en) * 1944-05-29 1947-04-01 Gen Electric Locating equipment
US2536801A (en) * 1946-03-01 1951-01-02 Philco Corp Superregenerative receiver

Also Published As

Publication number Publication date
US2574494A (en) 1951-11-13
GB684831A (en) 1952-12-24

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