ES182081A1 - Un sistema de antena dirigida - Google Patents

Un sistema de antena dirigida

Info

Publication number
ES182081A1
ES182081A1 ES0182081A ES182081A ES182081A1 ES 182081 A1 ES182081 A1 ES 182081A1 ES 0182081 A ES0182081 A ES 0182081A ES 182081 A ES182081 A ES 182081A ES 182081 A1 ES182081 A1 ES 182081A1
Authority
ES
Spain
Prior art keywords
antenna system
directed antenna
source
field
energy
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
ES0182081A
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 ES182081A1 publication Critical patent/ES182081A1/es
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
    • H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
    • 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
    • H01Q3/14—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 the relative position of primary active element and a refracting or diffracting device

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
ES0182081A 1947-01-16 1948-02-05 Un sistema de antena dirigida Expired ES182081A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US722440A US2611870A (en) 1947-01-16 1947-01-16 Directive antenna system

Publications (1)

Publication Number Publication Date
ES182081A1 true ES182081A1 (es) 1948-03-16

Family

ID=24901844

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0182081A Expired ES182081A1 (es) 1947-01-16 1948-02-05 Un sistema de antena dirigida

Country Status (7)

Country Link
US (1) US2611870A (xx)
BE (1) BE479578A (xx)
CH (1) CH280689A (xx)
ES (1) ES182081A1 (xx)
FR (1) FR967358A (xx)
GB (1) GB660788A (xx)
NL (1) NL138294C (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111541028A (zh) * 2020-05-14 2020-08-14 北京高信达通信科技股份有限公司 一种有源天线和制造方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2795783A (en) * 1953-08-19 1957-06-11 Allen S Dunbar Microwave lens antenna
US2945228A (en) * 1953-08-21 1960-07-12 Marconi Wireless Telegraph Co Antenna having two focusing elements
BE558882A (xx) * 1955-01-04
CN101304122B (zh) * 2008-07-02 2011-06-15 南京大学 线源定向辐射增强装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2075808A (en) * 1930-11-21 1937-04-06 Robert A Fliess Method and apparatus for observing bodies through opaque substances
US1904901A (en) * 1931-04-04 1933-04-18 Harry W Lawrence Electric light fixture
US2231929A (en) * 1937-04-29 1941-02-18 Sperry Gyroscope Co Inc Tridimensional radio direction indicator
US2288177A (en) * 1938-11-03 1942-06-30 James M Bailey Floodlight
NL60724C (xx) * 1939-06-24
US2460401A (en) * 1941-11-28 1949-02-01 Bell Telephone Labor Inc Directive microwave radio antenna
US2354665A (en) * 1942-06-22 1944-08-01 Joseph H Church Method for protecting against attacking aircraft
US2442951A (en) * 1944-05-27 1948-06-08 Rca Corp System for focusing and for directing radio-frequency energy

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111541028A (zh) * 2020-05-14 2020-08-14 北京高信达通信科技股份有限公司 一种有源天线和制造方法

Also Published As

Publication number Publication date
CH280689A (fr) 1952-01-31
US2611870A (en) 1952-09-23
GB660788A (en) 1951-11-14
BE479578A (xx)
FR967358A (fr) 1950-11-02
NL138294C (xx)

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