ES477760A1 - Una antena con doble reflector. - Google Patents

Una antena con doble reflector.

Info

Publication number
ES477760A1
ES477760A1 ES477760A ES477760A ES477760A1 ES 477760 A1 ES477760 A1 ES 477760A1 ES 477760 A ES477760 A ES 477760A ES 477760 A ES477760 A ES 477760A ES 477760 A1 ES477760 A1 ES 477760A1
Authority
ES
Spain
Prior art keywords
reflector
translation
antenna
machine
legally binding
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
ES477760A
Other languages
English (en)
Spanish (es)
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana 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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES477760A1 publication Critical patent/ES477760A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
    • H01Q17/001—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems for modifying the directional characteristic of an aerial
    • 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
    • H01Q19/02—Details
    • H01Q19/021—Means for reducing undesirable effects
    • H01Q19/022—Means for reducing undesirable effects for reducing the edge scattering of reflectors

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Details Of Aerials (AREA)
ES477760A 1978-02-16 1979-02-15 Una antena con doble reflector. Expired ES477760A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782806495 DE2806495C2 (de) 1978-02-16 1978-02-16 Zweireflektorantenne

Publications (1)

Publication Number Publication Date
ES477760A1 true ES477760A1 (es) 1979-07-16

Family

ID=6032089

Family Applications (1)

Application Number Title Priority Date Filing Date
ES477760A Expired ES477760A1 (es) 1978-02-16 1979-02-15 Una antena con doble reflector.

Country Status (4)

Country Link
BR (1) BR7900907A (pt)
DE (1) DE2806495C2 (pt)
ES (1) ES477760A1 (pt)
NL (1) NL7901064A (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007046422A1 (de) 2007-09-28 2009-04-09 Melo, Silvestre Fermiano José de Zweireflektorantenne nach dem Cassegrain-Prinzip für sehr kurze elektromagnetische Wellen
FR2968848A1 (fr) * 2010-12-14 2012-06-15 Alcatel Lucent Antenne a reflecteur parabolique

Also Published As

Publication number Publication date
NL7901064A (nl) 1979-08-20
DE2806495C2 (de) 1980-04-03
DE2806495B1 (de) 1979-08-02
BR7900907A (pt) 1979-09-11

Similar Documents

Publication Publication Date Title
NL7903869A (nl) Meervoudige reflectorantenne-opstellingen.
IT1108290B (it) Antenna a riflettore parabolico con caratteristiche irradiative ottimali
NL7900932A (nl) Fasegestuurd antennestelsel met uitschakelbare faseverschuivers.
NL174685C (nl) Antenne met een dubbel-gekromde, rotatie-asymmetrische hoofd- en subreflector.
JPS5479542A (en) Parabolic elliptical antenna reflector having elliptical main lobe radiation pattern
NL7708089A (nl) Microgolf-richtantenne.
NO802747L (no) Radarreflektor.
JPS51151147A (en) Electromagnetic beam wave deflector
NL7613553A (nl) Vlakke radarantenne.
JPS5440064A (en) Radar radio wave reflector
ES477760A1 (es) Una antena con doble reflector.
OA05439A (fr) Réflecteur radar pliant.
JPS5423449A (en) Electronic scanning reflector antenna
JPS54149596A (en) Reflectivity variable radar reflector
ZA751520B (en) An antenna with a beam of variable aperture, for operation in the millimetre waveband
JPS5637707A (en) Antenna device
JPS5230141A (en) Beam width variable antenna of ariable feeding position type
ES317778A1 (es) Una antena de televisiën para ondas decimetricas
NL7514831A (nl) Rotatiesymmetrische cassegrainantenne.
JPS51130144A (en) Offset cassegrain antenna
JPS52135245A (en) Bent horn reflector antenna equopment
JPS5324202A (en) Magnetic electric wave absorber
JPS5224059A (en) Circular polarized antenna
JPS5230139A (en) Antenna unit with variable beam width
ES110528U (es) Un reflector doble para la recepcion de ondas muy cortas, de la gama de frecuencia ultra-alta.