ES227523A1 - Perfeccionamientos en sistemas de antenas receptoras. - Google Patents

Perfeccionamientos en sistemas de antenas receptoras.

Info

Publication number
ES227523A1
ES227523A1 ES0227523A ES227523A ES227523A1 ES 227523 A1 ES227523 A1 ES 227523A1 ES 0227523 A ES0227523 A ES 0227523A ES 227523 A ES227523 A ES 227523A ES 227523 A1 ES227523 A1 ES 227523A1
Authority
ES
Spain
Prior art keywords
antenna
polarization plane
phase signals
aerial systems
receiving aerial
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
ES0227523A
Other languages
English (en)
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.)
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
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 Marconis Wireless Telegraph Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Publication of ES227523A1 publication Critical patent/ES227523A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/20—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path
    • H01Q21/205—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path providing an omnidirectional coverage
    • 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
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • 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)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)

Abstract

Perfeccionamientos en sistemas de antenas receptoras caracterizados porque éstas comprenden una antena preparada para recibir especialmente ondas de un plano de polarización; otra parte de antena preparada para recibir especialmente ondas de otro plano de polarización; medios para producir u obtener señales en fase de las salidas de las dos partes de antena y medios para combinar las señales en fase para proporcionar una salida final.
ES0227523A 1955-05-04 1956-03-24 Perfeccionamientos en sistemas de antenas receptoras. Expired ES227523A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB12909/55A GB781216A (en) 1955-05-04 1955-05-04 Improvements in or relating to receiving aerial systems

Publications (1)

Publication Number Publication Date
ES227523A1 true ES227523A1 (es) 1956-05-16

Family

ID=10013354

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0227523A Expired ES227523A1 (es) 1955-05-04 1956-03-24 Perfeccionamientos en sistemas de antenas receptoras.

Country Status (3)

Country Link
US (1) US2953782A (es)
ES (1) ES227523A1 (es)
GB (1) GB781216A (es)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL113556C (es) * 1958-02-22
GB1060704A (en) * 1965-03-02 1967-03-08 Marconi Co Ltd Improvements in or relating to radio direction finders
US3381296A (en) * 1966-07-11 1968-04-30 Aerojet General Co Radio apparatus and method for determining the bearing and range of a remote radio beacon
US3474452A (en) * 1967-02-16 1969-10-21 Electronics Research Inc Omnidirectional circularly polarized antenna
US3576567A (en) * 1967-07-11 1971-04-27 Edward H Shively Circularly polarized broadcast antenna
US3939477A (en) * 1973-04-06 1976-02-17 Southwest Research Institute Quadrupole adcock direction finder and antenna therefor
US4809009A (en) * 1988-01-25 1989-02-28 Grimes Dale M Resonant antenna
US4845502A (en) * 1988-04-07 1989-07-04 Carr James L Direction finding method and apparatus
FR2661561B1 (fr) * 1990-04-27 1993-02-05 Applic Rech Electro Systeme d'antenne de radiogoniometrie a couverture omnidirectionnelle.
GB2259811B (en) * 1991-09-21 1995-05-17 Motorola Israel Ltd An antenna
SE500983C2 (sv) * 1993-09-06 1994-10-10 Allgon Ab Antennkopplingsanordning
WO1997001197A1 (en) * 1995-06-21 1997-01-09 Motorola Inc. Method and antenna for providing an omnidirectional pattern
US6437750B1 (en) * 1999-09-09 2002-08-20 University Of Kentucky Research Foundation Electrically-small low Q radiator structure and method of producing EM waves therewith
US6414647B1 (en) 2001-06-20 2002-07-02 Massachusetts Institute Of Technology Slender omni-directional, broad-band, high efficiency, dual-polarized slot/dipole antenna element
CN1739221A (zh) * 2002-11-22 2006-02-22 本·古里安大学 改进偏振信号源定位的智能天线系统
US7209089B2 (en) * 2004-01-22 2007-04-24 Hans Gregory Schantz Broadband electric-magnetic antenna apparatus and method
DE602006016645D1 (de) * 2005-12-19 2010-10-14 Nxp Bv Funkempfänger, funksender und hörgerät
JP2015070587A (ja) * 2013-10-01 2015-04-13 セイコーエプソン株式会社 アンテナ及び電子装置
US9419347B2 (en) * 2014-05-27 2016-08-16 City University Of Hong Kong Circularly polarized antenna
TWI533522B (zh) * 2014-08-08 2016-05-11 啟碁科技股份有限公司 小型化天線及相關天線模組
FR3027460B1 (fr) * 2014-10-17 2016-12-02 Thales Sa Systeme antennaire compact pour la goniometrie en diversite de la polarisation

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1892221A (en) * 1928-02-18 1932-12-27 Telefunken Gmbh Polarization diversity reception
US2282030A (en) * 1937-09-17 1942-05-05 Int Standard Electric Corp System of guiding vehicles
BE473136A (es) * 1939-10-10
US2256619A (en) * 1940-06-01 1941-09-23 Rca Corp Directional antenna
US2320124A (en) * 1941-01-18 1943-05-25 Colonial Radio Corp Radio receiver for horizontally polarized waves
US2673931A (en) * 1950-03-21 1954-03-30 Robert H Stevens High-frequency antenna system
US2695406A (en) * 1952-04-16 1954-11-23 Marconi Wireless Telegraph Co Automatic radio direction finder

Also Published As

Publication number Publication date
US2953782A (en) 1960-09-20
GB781216A (en) 1957-08-14

Similar Documents

Publication Publication Date Title
ES227523A1 (es) Perfeccionamientos en sistemas de antenas receptoras.
ES280962A1 (es) Un radiogoniómetro por suma-diferencia
FR70819E (fr) Système de réception de signaux radio-électriques en diversité
CA1028040A (en) Frequency diversity radar system
ES223442A1 (es) Perfeccionamientos en radio-dispositivos para ayuda de la navegacion
CA516125A (en) Circularly polarized antenna arrangement for radar
FR1173198A (fr) Autenne de réception des signaux de radioguidage
ES330104A3 (es) Procedimiento y dispositivo para la recepcion de ondas hertzianas.
CA498430A (en) Superregenerative system for receiving angular-velocity-modulated wave signals
ES231835A1 (es) PERFECCIONAMIENTOS EN ANTENAS TELESCoPICAS PARA RECEPTORES DE TELEFONIA SIN HILOS
ES240870A1 (es) Mejoras en sistemas receptores <<diversity>>
AU212739B2 (en) Improvements in or relating to circuit arrangement for use ina television receiver to detect an auxiliary carrier wave lying within the frequency band ofthe television signal
CA505194A (en) High frequency loop antenna system
ES223009A1 (es) UN SISTEMA DE TRANSMISOR Y RECEPTOR DE SENALES ELÉCTRICAS PARA COMUNICACIONES ENTRE VEHiCULOS
DK87789C (da) Signalkombinationskreds til multipelmodtageanlæg for radiosignaler.
CA514810A (en) Very short wave radio aerial systems
AU1425155A (en) Improvements in or relating to circuit arrangement for use ina television receiver to detect an auxiliary carrier wave lying within the frequency band ofthe television signal
AU202868B2 (en) Antenna system
AU220676B2 (en) Receiver for electromagnetic signals
AU213063B2 (en) Improvements in or relating to circuit arrangements for receiving frequency-modulated signals
CA516605A (en) Range finder for telegraph selectors
ES224611A1 (es) Un sistema de banda lateral unica
CA515048A (en) Electromagnetic wave polarization signalling system
CA561095A (en) Single-sideband receiver for speech signals
CA517689A (en) Radio signal reception and tuning