DE974843C - Hoechstfrequenzantenne mit verringerter Aberration fuer Abtastung in einem grossen Winkelbereich - Google Patents

Hoechstfrequenzantenne mit verringerter Aberration fuer Abtastung in einem grossen Winkelbereich

Info

Publication number
DE974843C
DE974843C DES59168A DES0059168A DE974843C DE 974843 C DE974843 C DE 974843C DE S59168 A DES59168 A DE S59168A DE S0059168 A DES0059168 A DE S0059168A DE 974843 C DE974843 C DE 974843C
Authority
DE
Germany
Prior art keywords
aberration
points
order
hand
source
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
DES59168A
Other languages
German (de)
English (en)
Inventor
Jacques Combelles
Jacques Deschamps
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.)
ELECTRONIQUE SOC NOUV
Original Assignee
ELECTRONIQUE SOC NOUV
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 ELECTRONIQUE SOC NOUV filed Critical ELECTRONIQUE SOC NOUV
Application granted granted Critical
Publication of DE974843C publication Critical patent/DE974843C/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
    • H01Q3/16—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device
    • H01Q3/18—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device wherein the primary active element is movable and the reflecting device is fixed
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
    • H01Q3/16—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device

Landscapes

  • Aerials With Secondary Devices (AREA)
DES59168A 1957-07-26 1958-07-26 Hoechstfrequenzantenne mit verringerter Aberration fuer Abtastung in einem grossen Winkelbereich Expired DE974843C (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR744264A FR1253818A (fr) 1957-07-26 1957-07-26 Procédé de réduction des aberrations dans les antennes hyperfréquences à balayage de grande ouverture angulaire et antenne en résultant

Publications (1)

Publication Number Publication Date
DE974843C true DE974843C (de) 1961-05-10

Family

ID=8704650

Family Applications (1)

Application Number Title Priority Date Filing Date
DES59168A Expired DE974843C (de) 1957-07-26 1958-07-26 Hoechstfrequenzantenne mit verringerter Aberration fuer Abtastung in einem grossen Winkelbereich

Country Status (5)

Country Link
US (1) US3112483A (US06197789-20010306-C00002.png)
BE (1) BE569719A (US06197789-20010306-C00002.png)
DE (1) DE974843C (US06197789-20010306-C00002.png)
FR (1) FR1253818A (US06197789-20010306-C00002.png)
GB (1) GB878466A (US06197789-20010306-C00002.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4573054A (en) * 1982-04-27 1986-02-25 Thomson-Csf Excitation device for a dual band ultra-high frequency corrugated source of revolution

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2132026A (en) * 1982-12-03 1984-06-27 Mcmichael Ltd Antenna systems
GB2287835B (en) * 1994-03-18 1998-08-12 Marconi Gec Ltd Antenna reflector

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1906546A (en) * 1931-07-10 1933-05-02 Int Communications Lab Inc Echelon grating for reflecting ultra short waves
US2639384A (en) * 1948-12-04 1953-05-19 Coligny Guerric De Pillot De Method and device for focusing of radiations by means of stationary reflector and refractor gratings
NL146717B (nl) * 1948-12-29 Chem Processes Inc Inrichting voor het uitvoeren van een exothermegasreactie met katalysatorbedden en een warmtewisselaar.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4573054A (en) * 1982-04-27 1986-02-25 Thomson-Csf Excitation device for a dual band ultra-high frequency corrugated source of revolution

Also Published As

Publication number Publication date
BE569719A (US06197789-20010306-C00002.png)
FR1253818A (fr) 1961-02-17
US3112483A (en) 1963-11-26
GB878466A (en) 1961-09-27

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