FR1388813A - Flat antenna with two phase centers - Google Patents

Flat antenna with two phase centers

Info

Publication number
FR1388813A
FR1388813A FR956924A FR956924A FR1388813A FR 1388813 A FR1388813 A FR 1388813A FR 956924 A FR956924 A FR 956924A FR 956924 A FR956924 A FR 956924A FR 1388813 A FR1388813 A FR 1388813A
Authority
FR
France
Prior art keywords
flat antenna
phase centers
centers
phase
antenna
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
FR956924A
Other languages
French (fr)
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.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil 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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Priority to FR956924A priority Critical patent/FR1388813A/en
Priority to GB4979064A priority patent/GB1087399A/en
Priority to NL6414483A priority patent/NL6414483A/xx
Application granted granted Critical
Publication of FR1388813A publication Critical patent/FR1388813A/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
    • G01S13/06—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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/0006—Particular feeding systems
    • H01Q21/0031—Parallel-plate fed arrays; Lens-fed arrays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/0006—Particular feeding systems
    • H01Q21/0037—Particular feeding systems linear waveguide fed arrays
    • H01Q21/0043—Slotted waveguides
    • H01Q21/005—Slotted waveguides arrays
    • 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
    • H01Q21/22—Antenna units of the array energised non-uniformly in amplitude or phase, e.g. tapered array or binomial array
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/002—Antennas or antenna systems providing at least two radiating patterns providing at least two patterns of different beamwidth; Variable beamwidth antennas

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Aerials With Secondary Devices (AREA)
  • Waveguide Aerials (AREA)
FR956924A 1963-12-12 1963-12-12 Flat antenna with two phase centers Expired FR1388813A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR956924A FR1388813A (en) 1963-12-12 1963-12-12 Flat antenna with two phase centers
GB4979064A GB1087399A (en) 1963-12-12 1964-12-07 Improvements in or relating to directional antenna systems
NL6414483A NL6414483A (en) 1963-12-12 1964-12-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR956924A FR1388813A (en) 1963-12-12 1963-12-12 Flat antenna with two phase centers

Publications (1)

Publication Number Publication Date
FR1388813A true FR1388813A (en) 1965-02-12

Family

ID=8818675

Family Applications (1)

Application Number Title Priority Date Filing Date
FR956924A Expired FR1388813A (en) 1963-12-12 1963-12-12 Flat antenna with two phase centers

Country Status (3)

Country Link
FR (1) FR1388813A (en)
GB (1) GB1087399A (en)
NL (1) NL6414483A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2361757A1 (en) * 1976-08-10 1978-03-10 Labo Cent Telecommunicat Monopulse aerial network - uses two interlaced networks giving good sum and difference diagrams and having wide pass band
GB8531806D0 (en) * 1985-12-24 1986-02-05 Plessey Co Plc Microwave beamforming lens
DE102012016475B4 (en) 2012-08-17 2022-09-08 Hensoldt Sensors Gmbh Direction finding method based on the monopulse principle
JP6446331B2 (en) * 2015-06-08 2018-12-26 日立オートモティブシステムズ株式会社 Sensor with flat beam generating antenna

Also Published As

Publication number Publication date
GB1087399A (en) 1967-10-18
NL6414483A (en) 1965-06-14

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