BE825015A - DIRECTIONAL ANTENNA SYSTEM INCLUDING A SLOWING DEVICE - Google Patents

DIRECTIONAL ANTENNA SYSTEM INCLUDING A SLOWING DEVICE

Info

Publication number
BE825015A
BE825015A BE152909A BE152909A BE825015A BE 825015 A BE825015 A BE 825015A BE 152909 A BE152909 A BE 152909A BE 152909 A BE152909 A BE 152909A BE 825015 A BE825015 A BE 825015A
Authority
BE
Belgium
Prior art keywords
system including
antenna system
directional antenna
slowing device
slowing
Prior art date
Application number
BE152909A
Other languages
French (fr)
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 filed Critical
Publication of BE825015A publication Critical patent/BE825015A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • 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
    • G01S13/06—Systems determining position data of a target
    • G01S13/42—Simultaneous measurement of distance and other co-ordinates
    • G01S13/44—Monopulse radar, i.e. simultaneous lobing
    • G01S13/4409—HF sub-systems particularly adapted therefor, e.g. circuits for signal combination
    • 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
    • G01S13/06—Systems determining position data of a target
    • G01S13/42—Simultaneous measurement of distance and other co-ordinates
    • G01S13/44—Monopulse radar, i.e. simultaneous lobing
    • G01S13/4481—Monopulse hybrid systems, e.g. conopulse
    • 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/02—Antennas or antenna systems providing at least two radiating patterns providing sum and difference patterns

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
BE152909A 1974-01-30 1975-01-30 DIRECTIONAL ANTENNA SYSTEM INCLUDING A SLOWING DEVICE BE825015A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB431374A GB1472893A (en) 1974-01-30 1974-01-30 Directional antenna systems

Publications (1)

Publication Number Publication Date
BE825015A true BE825015A (en) 1975-07-30

Family

ID=9774819

Family Applications (1)

Application Number Title Priority Date Filing Date
BE152909A BE825015A (en) 1974-01-30 1975-01-30 DIRECTIONAL ANTENNA SYSTEM INCLUDING A SLOWING DEVICE

Country Status (6)

Country Link
BE (1) BE825015A (en)
DE (1) DE2460624C2 (en)
FR (1) FR2259452B1 (en)
GB (1) GB1472893A (en)
IT (1) IT1031181B (en)
LU (1) LU71736A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5175556A (en) * 1991-06-07 1992-12-29 General Electric Company Spacecraft antenna pattern control system
ES2842198T3 (en) * 2016-04-20 2021-07-13 Rohde & Schwarz Directional antenna module

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3680143A (en) * 1970-07-01 1972-07-25 Hughes Aircraft Co Shaped beam antenna

Also Published As

Publication number Publication date
LU71736A1 (en) 1976-08-19
FR2259452A1 (en) 1975-08-22
DE2460624C2 (en) 1982-08-19
DE2460624A1 (en) 1975-09-25
FR2259452B1 (en) 1982-10-29
IT1031181B (en) 1979-04-30
GB1472893A (en) 1977-05-11

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: RUDGE ALAN W.

Effective date: 19840130

Owner name: WUNNENBERG HORST

Effective date: 19840130