GB1277942A - Improvements in radar systems - Google Patents

Improvements in radar systems

Info

Publication number
GB1277942A
GB1277942A GB3624669A GB3624669A GB1277942A GB 1277942 A GB1277942 A GB 1277942A GB 3624669 A GB3624669 A GB 3624669A GB 3624669 A GB3624669 A GB 3624669A GB 1277942 A GB1277942 A GB 1277942A
Authority
GB
United Kingdom
Prior art keywords
diode
ohms
july
biasing resistor
radar
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB3624669A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Societe de Fabrication dInstruments de Mesure SFIM SA
Original Assignee
Societe de Fabrication dInstruments de Mesure SFIM SA
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 Societe de Fabrication dInstruments de Mesure SFIM SA filed Critical Societe de Fabrication dInstruments de Mesure SFIM SA
Publication of GB1277942A publication Critical patent/GB1277942A/en
Expired legal-status Critical Current

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
    • 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
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/56—Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB3624669A 1968-07-18 1969-07-18 Improvements in radar systems Expired GB1277942A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR159637 1968-07-18

Publications (1)

Publication Number Publication Date
GB1277942A true GB1277942A (en) 1972-06-14

Family

ID=8652734

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3624669A Expired GB1277942A (en) 1968-07-18 1969-07-18 Improvements in radar systems

Country Status (6)

Country Link
BE (1) BE735971A (enrdf_load_stackoverflow)
DE (1) DE1935171A1 (enrdf_load_stackoverflow)
ES (1) ES369837A1 (enrdf_load_stackoverflow)
FR (1) FR1586129A (enrdf_load_stackoverflow)
GB (1) GB1277942A (enrdf_load_stackoverflow)
NL (1) NL6910954A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3852743A (en) * 1970-09-18 1974-12-03 Bendix Corp Homodyne doppler radar with increased target sensitivity
US3701568A (en) * 1970-09-30 1972-10-31 Bendix Corp Adaptive braking system utilizing doppler radar
US3895384A (en) * 1973-04-23 1975-07-15 Dickey John Corp Distance measuring apparatus
FR2315733A1 (fr) * 1975-06-23 1977-01-21 Tacussel Maurice Radar, notamment pour la surveillance d'un local
DE2744883C3 (de) * 1977-10-05 1981-05-27 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Anordnung zur Erzeugung und Ausstrahlung von Mikrowellen
FR2414186A1 (fr) * 1978-01-09 1979-08-03 Haut Rhin Manufacture Machines Fusee de proximite pour projectile explosif utilisant une micro-cavite radar

Also Published As

Publication number Publication date
NL6910954A (enrdf_load_stackoverflow) 1970-01-20
ES369837A1 (es) 1971-12-01
DE1935171A1 (de) 1970-02-12
BE735971A (enrdf_load_stackoverflow) 1969-12-16
FR1586129A (enrdf_load_stackoverflow) 1970-02-13

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees