ES2149287T3 - Metodo y dispositivo de alimentacion, particularmente para un sistema doppler vor, modulador adecuado para el mismo y sistema doppler vor. - Google Patents

Metodo y dispositivo de alimentacion, particularmente para un sistema doppler vor, modulador adecuado para el mismo y sistema doppler vor.

Info

Publication number
ES2149287T3
ES2149287T3 ES95104345T ES95104345T ES2149287T3 ES 2149287 T3 ES2149287 T3 ES 2149287T3 ES 95104345 T ES95104345 T ES 95104345T ES 95104345 T ES95104345 T ES 95104345T ES 2149287 T3 ES2149287 T3 ES 2149287T3
Authority
ES
Spain
Prior art keywords
vor system
doppler vor
same
doppler
function
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 - Lifetime
Application number
ES95104345T
Other languages
English (en)
Inventor
Giuseppe Bertocchi
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.)
Airsys Navigation System SpA
Original Assignee
Airsys Navigation System SpA
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 Airsys Navigation System SpA filed Critical Airsys Navigation System SpA
Application granted granted Critical
Publication of ES2149287T3 publication Critical patent/ES2149287T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G01S1/08—Systems for determining direction or position line
    • G01S1/44—Rotating or oscillating beam beacons defining directions in the plane of rotation or oscillation
    • G01S1/46—Broad-beam systems producing at a receiver a substantially continuous sinusoidal envelope signal of the carrier wave of the beam, the phase angle of which is dependent upon the angle between the direction of the receiver from the beacon and a reference direction from the beacon, e.g. cardioid system
    • G01S1/50—Broad-beam systems producing at a receiver a substantially continuous sinusoidal envelope signal of the carrier wave of the beam, the phase angle of which is dependent upon the angle between the direction of the receiver from the beacon and a reference direction from the beacon, e.g. cardioid system wherein the phase angle of the direction-dependent envelope signal is compared with a non-direction-dependent reference signal, e.g. VOR
    • 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
    • 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
    • H01Q3/24—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 orientation by switching energy from one active radiating element to another, e.g. for beam switching
    • H01Q3/242—Circumferential scanning

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

LA INVENCION SE REFIERE A UN DISPOSITIVO Y METODO DE ALIMENTACION, PARTICULARMENTE PARA UN SISTEMA DOPPLER VOR, AUN MODULADOR APROPIADO PARA EL MISMO, Y A UN SISTEMA DOPPLER VOR. SE OBTIENE LA FUNCION DE FUSION, UNA APROXIMACION AL LA FUNCION SENOX/X LIMITADAMENTE A LOS TRES LOBULOS CENTRALES, POR SOBREMODULACION DE AMPLITUD DE UNA SEÑAL SENCILLA DE ACUERDO CON UNA FUNCION PERIODICA. LA FUNCION DE FUSION PUEDE SER CONTROLADA A TRAVES DEL CONTROL DE LA FUNCION PERIODICA.
ES95104345T 1994-03-31 1995-03-24 Metodo y dispositivo de alimentacion, particularmente para un sistema doppler vor, modulador adecuado para el mismo y sistema doppler vor. Expired - Lifetime ES2149287T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI940612A IT1273392B (it) 1994-03-31 1994-03-31 Metodo e dispositivo di alimentazione, in particolare per un sistema vor doppler, modulatore adatto per gli stessi e sistema vor doppler

Publications (1)

Publication Number Publication Date
ES2149287T3 true ES2149287T3 (es) 2000-11-01

Family

ID=11368431

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95104345T Expired - Lifetime ES2149287T3 (es) 1994-03-31 1995-03-24 Metodo y dispositivo de alimentacion, particularmente para un sistema doppler vor, modulador adecuado para el mismo y sistema doppler vor.

Country Status (9)

Country Link
US (1) US5635941A (es)
EP (1) EP0675563B1 (es)
JP (1) JP3553683B2 (es)
AT (1) ATE194734T1 (es)
AU (1) AU692824B2 (es)
CA (1) CA2145964C (es)
DE (1) DE69517842T2 (es)
ES (1) ES2149287T3 (es)
IT (1) IT1273392B (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1868007B1 (en) 2006-06-13 2012-10-17 Kabushiki Kaisha Toshiba Phase correction device, in particular for Doppler-VOR antenna array
JP4738384B2 (ja) * 2006-06-13 2011-08-03 株式会社東芝 位相補正装置、ｄｖｏｒ装置および位相補正方法
WO2010028453A1 (en) * 2008-09-11 2010-03-18 Interscan Navigation Systems Pty Limited A system and method of generating a radio frequency signal

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3896444A (en) * 1974-01-09 1975-07-22 Amalgamated Wireless Australas Blending function and blending function generator
US4050074A (en) * 1976-07-16 1977-09-20 Tull Aviation Corporation Blended step scan beam signal from fixed beam components
US4086597A (en) * 1976-12-20 1978-04-25 The Bendix Corporation Continuous line scanning technique and means for beam port antennas
US4129870A (en) * 1977-09-30 1978-12-12 Tull Aviation Corporation Apparatus for synthesis of scanning beam
FR2477722A1 (fr) * 1980-03-05 1981-09-11 Thomson Csf Dispositif d'alimentation d'un systeme de radionavigation du type vor doppler et systeme vor doppler le comprenant

Also Published As

Publication number Publication date
DE69517842T2 (de) 2000-12-14
JPH0843513A (ja) 1996-02-16
ATE194734T1 (de) 2000-07-15
EP0675563A2 (en) 1995-10-04
ITMI940612A0 (it) 1994-03-31
AU1473195A (en) 1995-10-12
ITMI940612A1 (it) 1995-10-01
CA2145964C (en) 2004-07-13
AU692824B2 (en) 1998-06-18
EP0675563A3 (en) 1996-07-03
US5635941A (en) 1997-06-03
CA2145964A1 (en) 1995-10-01
IT1273392B (it) 1997-07-08
EP0675563B1 (en) 2000-07-12
JP3553683B2 (ja) 2004-08-11
DE69517842D1 (de) 2000-08-17

Similar Documents

Publication Publication Date Title
ES2105138T3 (es) Control de modulacion de frecuencia lineal para un radar de laser de fm.
ES8303202A1 (es) Perfeccionamientos en sistemas de control automaticos de ve-locidad para vehiculos pesados
ES2135387T3 (es) Metodo para controlar la transferencia de datos entre sistemas de bases de datos heterogeneos.
ES2176519T3 (es) Procedimiento de seguimiento para sistema de radar.
ES2153070T3 (es) Sistema de control de trafico usando diodos emisores de luz.
ES2059729T3 (es) Preparado farmaceutico de liberacion controlada y metodo para producir el mismo.
GB1484724A (en) Cutting glass tubing
SE8207500L (sv) Fellokaliseringsanordning for digitalt optiskt overforingssystem
ES2107242T3 (es) Sistema de freno de vehiculo que tiene un servofreno controlado electronicamente.
ES553517A0 (es) Un dispositivo para la liberacion de una sustancia activa en un medio acuoso
AU6281890A (en) Device for radiating laser beams
ES8506409A1 (es) Una instalacion de control para una maquina herramienta
ATE287583T1 (de) Wellenleiter-laser-vorrichtung
ES2149287T3 (es) Metodo y dispositivo de alimentacion, particularmente para un sistema doppler vor, modulador adecuado para el mismo y sistema doppler vor.
BR9811127A (pt) Transmissor de pulso óptico, sistema de transmissão, e, processo de transmissão óptica de alta velocidade
ES8502582A1 (es) Una instalacion de transmision de luz para un tren
ES2172002T3 (es) Composicion farmaceutica que contiene lornoxicam y una sal disodica del acido etilendiamintetraacetico.
ES2080668B1 (es) Un dispositivo de medicion y un metodo para transmitir datos de medicion a un procesador de señales.
ES536679A0 (es) Procedimiento para la obtencion catalitica de polietileno y sus copolimeros con alfa-olefinas
ES2058141T3 (es) Utilizacion de gamma-glutamil-transpeptidasa.
ES2136724T3 (es) Emulsion liofilizada, que contiene una sustancia activa.
KR910012325A (ko) 레이저 스퍼터링장치
IT994721B (it) Sistema per la trasmissione di se gnali di informazione per mezzo di una modulazione a codificazio ne di impulsi
ES2091221T3 (es) Vacuna de citomegalovirus recombinante.
DK398486A (da) Apparat til amplitudemodulation af udgangssignalet fra en laserdiode eller l.e.d.

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 675563

Country of ref document: ES