FR2337909A1 - Systeme radio pour avion muni d'un dispositif de commutation d'antennes - Google Patents

Systeme radio pour avion muni d'un dispositif de commutation d'antennes

Info

Publication number
FR2337909A1
FR2337909A1 FR7700742A FR7700742A FR2337909A1 FR 2337909 A1 FR2337909 A1 FR 2337909A1 FR 7700742 A FR7700742 A FR 7700742A FR 7700742 A FR7700742 A FR 7700742A FR 2337909 A1 FR2337909 A1 FR 2337909A1
Authority
FR
France
Prior art keywords
switching device
radio system
antenna switching
aircraft equipped
aircraft
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.)
Granted
Application number
FR7700742A
Other languages
English (en)
Other versions
FR2337909B1 (fr
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2337909A1 publication Critical patent/FR2337909A1/fr
Application granted granted Critical
Publication of FR2337909B1 publication Critical patent/FR2337909B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
    • H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
    • H04B7/0814—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching based on current reception conditions, e.g. switching to different antenna when signal level is below threshold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
    • H04B7/0834—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection based on external parameters, e.g. subscriber speed or location

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR7700742A 1976-01-12 1977-01-12 Systeme radio pour avion muni d'un dispositif de commutation d'antennes Granted FR2337909A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB992/76A GB1514422A (en) 1976-01-12 1976-01-12 Aircraft antenna-switching control arrangements

Publications (2)

Publication Number Publication Date
FR2337909A1 true FR2337909A1 (fr) 1977-08-05
FR2337909B1 FR2337909B1 (fr) 1982-11-26

Family

ID=9714112

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7700742A Granted FR2337909A1 (fr) 1976-01-12 1977-01-12 Systeme radio pour avion muni d'un dispositif de commutation d'antennes

Country Status (7)

Country Link
US (1) US4134118A (fr)
JP (1) JPS5293216A (fr)
CA (1) CA1078508A (fr)
DE (1) DE2700679C3 (fr)
FR (1) FR2337909A1 (fr)
GB (1) GB1514422A (fr)
IT (1) IT1080305B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59181732A (ja) * 1983-03-31 1984-10-16 Toshiba Corp 携帯用無線機におけるダイバ−シチ−受信方式
JPS60160648U (ja) * 1984-03-30 1985-10-25 パイオニア株式会社 アンテナ切換装置
US7395084B2 (en) * 2005-01-24 2008-07-01 Sikorsky Aircraft Corporation Dynamic antenna allocation system
DE102009019995A1 (de) * 2009-05-05 2010-11-11 Airbus Deutschland Gmbh Verfahren zur gerichteten digitalen Datenübertragung zwischen einen Luftfahrzeug und einer Bodenstation
US9069070B2 (en) 2012-06-01 2015-06-30 Honeywell International Inc. Systems and methods for the selection of antennas in aircraft navigation systems
EP2753003B1 (fr) 2013-01-08 2021-03-31 Alcatel Lucent Tête radio à distance et procédé pour une tête radio à distance

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3037113A (en) * 1959-10-12 1962-05-29 Motorola Inc Control system
US3182263A (en) * 1962-11-14 1965-05-04 Gossard William Herbert Diversity reception system with correction for long-term fluctuations in signal strength
US3475686A (en) * 1966-05-17 1969-10-28 Lockheed Aircraft Corp Method and apparatus for selection of antenna providing acceptable signal

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3368151A (en) * 1965-12-27 1968-02-06 Navy Usa Continuous antenna selection system
US3671967A (en) * 1970-05-11 1972-06-20 Boeing Co Multiple antenna instrument landing system
US3693088A (en) * 1970-12-29 1972-09-19 Bell Telephone Labor Inc Diversity system for mobile radio using fade rate switching

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3037113A (en) * 1959-10-12 1962-05-29 Motorola Inc Control system
US3182263A (en) * 1962-11-14 1965-05-04 Gossard William Herbert Diversity reception system with correction for long-term fluctuations in signal strength
US3475686A (en) * 1966-05-17 1969-10-28 Lockheed Aircraft Corp Method and apparatus for selection of antenna providing acceptable signal

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/73 *

Also Published As

Publication number Publication date
GB1514422A (en) 1978-06-14
JPS5293216A (en) 1977-08-05
FR2337909B1 (fr) 1982-11-26
DE2700679B2 (de) 1979-02-15
DE2700679C3 (de) 1979-10-04
JPS568524B2 (fr) 1981-02-24
IT1080305B (it) 1985-05-16
DE2700679A1 (de) 1977-07-14
CA1078508A (fr) 1980-05-27
US4134118A (en) 1979-01-09

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Legal Events

Date Code Title Description
ER Errata listed in the french official journal (bopi)
TP Transmission of property
ST Notification of lapse