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ITMI940612A0 - Metodo e dispositivo di alimentazione, in particolare per un sistema vor doppler, modulatore adatto per gli stessi e sistema vor doppler - Google Patents

Metodo e dispositivo di alimentazione, in particolare per un sistema vor doppler, modulatore adatto per gli stessi e sistema vor doppler

Info

Publication number
ITMI940612A0
ITMI940612A0 ITMI940612A ITMI940612A ITMI940612A0 IT MI940612 A0 ITMI940612 A0 IT MI940612A0 IT MI940612 A ITMI940612 A IT MI940612A IT MI940612 A ITMI940612 A IT MI940612A IT MI940612 A0 ITMI940612 A0 IT MI940612A0
Authority
IT
Italy
Prior art keywords
doppler system
vor
vor doppler
power supply
same
Prior art date
Application number
ITMI940612A
Other languages
English (en)
Inventor
Giuseppe Bertocchi
Original Assignee
Alcatel Air Navigation Systems
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 Air Navigation Systems filed Critical Alcatel Air Navigation Systems
Publication of ITMI940612A0 publication Critical patent/ITMI940612A0/it
Priority to ITMI940612A priority Critical patent/IT1273392B/it
Priority to AU14731/95A priority patent/AU692824B2/en
Priority to EP95104345A priority patent/EP0675563B1/en
Priority to DE69517842T priority patent/DE69517842T2/de
Priority to ES95104345T priority patent/ES2149287T3/es
Priority to AT95104345T priority patent/ATE194734T1/de
Priority to CA002145964A priority patent/CA2145964C/en
Priority to US08/413,535 priority patent/US5635941A/en
Priority to JP07614295A priority patent/JP3553683B2/ja
Publication of ITMI940612A1 publication Critical patent/ITMI940612A1/it
Application granted granted Critical
Publication of IT1273392B publication Critical patent/IT1273392B/it

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)
ITMI940612A 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 IT1273392B (it)

Priority Applications (9)

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
AU14731/95A AU692824B2 (en) 1994-03-31 1995-03-10 Feeder for doppler vor system
ES95104345T 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.
DE69517842T DE69517842T2 (de) 1994-03-31 1995-03-24 Verfahren und Vorrichtung zur Speisung, insbesondere eines Doppler VOR-Systems, Modulator für ein derartiges System und Doppler VOR-System
EP95104345A EP0675563B1 (en) 1994-03-31 1995-03-24 Feeding method and device, particularly for a Doppler VOR system, modulator suitable for the same and Doppler VOR system
AT95104345T ATE194734T1 (de) 1994-03-31 1995-03-24 Verfahren und vorrichtung zur speisung, insbesondere eines doppler vor-systems, modulator für ein derartiges system und doppler vor-system
CA002145964A CA2145964C (en) 1994-03-31 1995-03-30 Feeding method and device, particularly for a doppler vor system, modulator suitable for the same and doppler vor system
US08/413,535 US5635941A (en) 1994-03-31 1995-03-30 Method and apparatus for feeding over-modulated message signals to antennas of an antenna array
JP07614295A JP3553683B2 (ja) 1994-03-31 1995-03-31 ドップラーｖｏｒシステムのための供給装置

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 (3)

Publication Number Publication Date
ITMI940612A0 true ITMI940612A0 (it) 1994-03-31
ITMI940612A1 ITMI940612A1 (it) 1995-10-01
IT1273392B IT1273392B (it) 1997-07-08

Family

ID=11368431

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (9)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2287626B1 (en) 2006-06-13 2013-05-29 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
US8704712B2 (en) * 2008-09-11 2014-04-22 Indra Australia Pty Limited 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
EP0675563A2 (en) 1995-10-04
AU692824B2 (en) 1998-06-18
EP0675563A3 (en) 1996-07-03
ES2149287T3 (es) 2000-11-01
CA2145964C (en) 2004-07-13
ATE194734T1 (de) 2000-07-15
DE69517842D1 (de) 2000-08-17
JP3553683B2 (ja) 2004-08-11
JPH0843513A (ja) 1996-02-16
US5635941A (en) 1997-06-03
EP0675563B1 (en) 2000-07-12
AU1473195A (en) 1995-10-12
CA2145964A1 (en) 1995-10-01
DE69517842T2 (de) 2000-12-14
ITMI940612A1 (it) 1995-10-01
IT1273392B (it) 1997-07-08

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19990226