NL288519A - - Google Patents

Info

Publication number
NL288519A
NL288519A NL288519DA NL288519A NL 288519 A NL288519 A NL 288519A NL 288519D A NL288519D A NL 288519DA NL 288519 A NL288519 A NL 288519A
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 NL288519A publication Critical patent/NL288519A/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems 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
    • G01S13/02Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06Systems determining position data of a target
    • G01S13/08Systems for measuring distance only
    • G01S13/10Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/103Systems for measuring distance only using transmission of interrupted, pulse modulated waves particularities of the measurement of the distance
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems 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
    • G01S13/02Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50Systems of measurement based on relative movement of target
    • G01S13/58Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/585Velocity or trajectory determination systems; Sense-of-movement determination systems processing the video signal in order to evaluate or display the velocity value
    • G01S13/586Velocity or trajectory determination systems; Sense-of-movement determination systems processing the video signal in order to evaluate or display the velocity value using, or combined with, frequency tracking means

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
NL288519D 1962-04-25 NL288519A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US190081A US3265986A (en) 1962-04-25 1962-04-25 Variable frequency oscillators

Publications (1)

Publication Number Publication Date
NL288519A true NL288519A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=22699947

Family Applications (1)

Application Number Title Priority Date Filing Date
NL288519D NL288519A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1962-04-25

Country Status (5)

Country Link
US (1) US3265986A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1268686C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1359164A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB987732A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL288519A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3384821A (en) * 1965-08-03 1968-05-21 Army Usa Fixed frequency phase memory apparatus
US3440645A (en) * 1965-08-04 1969-04-22 Collins Radio Co Analog-to-digital converter
US3378786A (en) * 1966-11-14 1968-04-16 Collins Radio Co Digitalized signal gain control circuit
US3392350A (en) * 1966-12-06 1968-07-09 Susquehanna Corp Variable timing circuit
US3522549A (en) * 1967-04-25 1970-08-04 Hughes Aircraft Co Automatic frequency control loop with frequency discriminator and digital counter
US3593176A (en) * 1969-04-14 1971-07-13 Fluke Mfg Co John Error signal sensing system using variable frequency oscillator and up/down counter
DE2501714C2 (de) * 1975-01-17 1984-06-07 Fried. Krupp Gmbh, 4300 Essen Digitale Frequenznachlaufschaltung zur kontinuierlichen Messung der Trägerfrequenz von Impulsen
US4152650A (en) * 1977-04-22 1979-05-01 The Foxboro Company Continuously-synchronized tracking receiver for a priori defined swept carriers
EP1819050B1 (en) * 2006-02-09 2009-05-27 Infineon Technologies AG Delay line calibration circuit comprising asynchronous arbiter element

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB528105A (en) * 1938-04-28 1940-10-22 Marconi Wireless Telegraph Co Improvements in or relating to electrical oscillation generators
US2304377A (en) * 1941-02-11 1942-12-08 Rca Corp Automatic frequency control system
GB557889A (en) * 1942-07-07 1943-12-09 Rca Corp Improvements in frequency or phase modulation systems
US2405771A (en) * 1942-07-11 1946-08-13 Hartford Nat Bank & Trust Co Method of synchronizing a plurality of oscillations
US2544407A (en) * 1946-05-02 1951-03-06 Raytheon Mfg Co Electrical circuits
US2490500A (en) * 1946-12-28 1949-12-06 Rca Corp Stabilized oscillator generator
US2706785A (en) * 1951-05-21 1955-04-19 Rca Corp Low-frequency standard generator
US2777951A (en) * 1952-12-10 1957-01-15 Sperry Rand Corp Erequency modulating systems for phase-shift oscillators
US2774872A (en) * 1952-12-17 1956-12-18 Bell Telephone Labor Inc Phase shifting circuit
US2949585A (en) * 1958-05-01 1960-08-16 Gen Electric Delay line for angular modulation

Also Published As

Publication number Publication date
DE1268686B (de) 1968-05-22
FR1359164A (fr) 1964-04-24
GB987732A (en) 1965-03-31
US3265986A (en) 1966-08-09
DE1268686C2 (de) 1968-12-12

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