FR2231127B1 - - Google Patents

Info

Publication number
FR2231127B1
FR2231127B1 FR7417862A FR7417862A FR2231127B1 FR 2231127 B1 FR2231127 B1 FR 2231127B1 FR 7417862 A FR7417862 A FR 7417862A FR 7417862 A FR7417862 A FR 7417862A FR 2231127 B1 FR2231127 B1 FR 2231127B1
Authority
FR
France
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
FR7417862A
Other languages
French (fr)
Other versions
FR2231127A1 (enrdf_load_stackoverflow
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.)
Harris Corp
Original Assignee
Harris Corp
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
Priority claimed from US363029A external-priority patent/US3906514A/en
Application filed by Harris Corp filed Critical Harris Corp
Publication of FR2231127A1 publication Critical patent/FR2231127A1/fr
Application granted granted Critical
Publication of FR2231127B1 publication Critical patent/FR2231127B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/14—Reflecting surfaces; Equivalent structures
    • H01Q15/22—Reflecting surfaces; Equivalent structures functioning also as polarisation filter
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
    • 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
    • H01Q3/44—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
    • H01Q3/46—Active lenses or reflecting arrays

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
FR7417862A 1973-05-23 1974-05-22 Expired FR2231127B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US363029A US3906514A (en) 1971-10-27 1973-05-23 Dual polarization spiral antenna

Publications (2)

Publication Number Publication Date
FR2231127A1 FR2231127A1 (enrdf_load_stackoverflow) 1974-12-20
FR2231127B1 true FR2231127B1 (enrdf_load_stackoverflow) 1979-02-16

Family

ID=23428485

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7417862A Expired FR2231127B1 (enrdf_load_stackoverflow) 1973-05-23 1974-05-22

Country Status (6)

Country Link
CA (1) CA1018276A (enrdf_load_stackoverflow)
DE (1) DE2424819A1 (enrdf_load_stackoverflow)
DK (1) DK143827C (enrdf_load_stackoverflow)
FR (1) FR2231127B1 (enrdf_load_stackoverflow)
GB (1) GB1475319A (enrdf_load_stackoverflow)
IT (1) IT1012736B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3949407A (en) * 1972-12-25 1976-04-06 Harris Corporation Direct fed spiral antenna
FR2522888A1 (fr) * 1982-03-02 1983-09-09 Thomson Csf Antenne a double reflecteur a transformateur de polarisation incorpore

Also Published As

Publication number Publication date
IT1012736B (it) 1977-03-10
FR2231127A1 (enrdf_load_stackoverflow) 1974-12-20
DK143827B (da) 1981-10-12
DE2424819A1 (de) 1974-12-19
GB1475319A (en) 1977-06-01
DK143827C (da) 1982-03-08
DK264274A (enrdf_load_stackoverflow) 1975-03-17
CA1018276A (en) 1977-09-27
AU6932874A (en) 1975-11-27

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Legal Events

Date Code Title Description
ST Notification of lapse