BE768464A - Perfectionnements aux antennes a polarisation rectiligne - Google Patents

Perfectionnements aux antennes a polarisation rectiligne

Info

Publication number
BE768464A
BE768464A BE768464A BE768464A BE768464A BE 768464 A BE768464 A BE 768464A BE 768464 A BE768464 A BE 768464A BE 768464 A BE768464 A BE 768464A BE 768464 A BE768464 A BE 768464A
Authority
BE
Belgium
Prior art keywords
straight
line polarization
polarization antennas
antennas
line
Prior art date
Application number
BE768464A
Other languages
English (en)
Inventor
H Becavin
Original Assignee
Thomson Csf
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 Thomson Csf filed Critical Thomson Csf
Publication of BE768464A publication Critical patent/BE768464A/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • H01Q21/26—Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/18—Vertical disposition of the antenna

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Meat, Egg Or Seafood Products (AREA)
BE768464A 1970-07-17 1971-06-14 Perfectionnements aux antennes a polarisation rectiligne BE768464A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7026431A FR2104689B1 (fr) 1970-07-17 1970-07-17

Publications (1)

Publication Number Publication Date
BE768464A true BE768464A (fr) 1971-11-03

Family

ID=9058832

Family Applications (1)

Application Number Title Priority Date Filing Date
BE768464A BE768464A (fr) 1970-07-17 1971-06-14 Perfectionnements aux antennes a polarisation rectiligne

Country Status (10)

Country Link
US (1) US3733611A (fr)
JP (1) JPS579241B1 (fr)
BE (1) BE768464A (fr)
CA (1) CA931640A (fr)
DE (1) DE2135687A1 (fr)
FR (1) FR2104689B1 (fr)
GB (1) GB1310794A (fr)
LU (1) LU63542A1 (fr)
NL (1) NL173801C (fr)
NO (1) NO130658C (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3128952A1 (de) * 1981-07-22 1983-02-10 Standard Elektrik Lorenz Ag, 7000 Stuttgart "antenne fuer ein drehfunkfeuer"
DE3430127C2 (de) * 1984-08-16 1987-04-02 Krauss-Maffei AG, 8000 München Vorrichtung zum Trocknen von feinkörnigen Feststoffpartikeln
JPS60188009A (ja) * 1984-03-08 1985-09-25 ヤンマー農機株式会社 刈取機における刈高さ制御装置
US6020860A (en) * 1997-04-29 2000-02-01 Howell Laboratories, Inc. Antenna inner conductor and shorts system
US6452562B1 (en) * 1999-06-07 2002-09-17 Honeywell International Inc. Antenna system for ground based applications

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA518722A (fr) * 1955-11-22 Canadian Marconi Company Antenne de ligne resonante de transmission

Also Published As

Publication number Publication date
NL7109699A (fr) 1972-01-19
US3733611A (en) 1973-05-15
FR2104689A1 (fr) 1972-04-21
AU3113471A (en) 1973-01-18
JPS579241B1 (fr) 1982-02-20
LU63542A1 (fr) 1971-11-16
GB1310794A (en) 1973-03-21
NL173801C (nl) 1984-03-01
NO130658C (fr) 1975-01-15
FR2104689B1 (fr) 1975-01-10
NO130658B (fr) 1974-10-07
DE2135687A1 (de) 1972-01-20
NL173801B (nl) 1983-10-03
CA931640A (en) 1973-08-07

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: THOMSON CSF

Effective date: 19860630