NO152189C - Radarsystem for overvaakning av lufttrafikk - Google Patents

Radarsystem for overvaakning av lufttrafikk

Info

Publication number
NO152189C
NO152189C NO802636A NO802636A NO152189C NO 152189 C NO152189 C NO 152189C NO 802636 A NO802636 A NO 802636A NO 802636 A NO802636 A NO 802636A NO 152189 C NO152189 C NO 152189C
Authority
NO
Norway
Prior art keywords
radar transceiver
feeders
ancillary
horn
probes
Prior art date
Application number
NO802636A
Other languages
English (en)
Other versions
NO802636L (no
NO152189B (no
Inventor
Georges Cohen
Original Assignee
Thomson Csf
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 Thomson Csf filed Critical Thomson Csf
Publication of NO802636L publication Critical patent/NO802636L/no
Publication of NO152189B publication Critical patent/NO152189B/no
Publication of NO152189C publication Critical patent/NO152189C/no

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/02—Antennas or antenna systems providing at least two radiating patterns providing sum and difference patterns
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
    • H01Q5/45—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements using two or more feeds in association with a common reflecting, diffracting or refracting device

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Traffic Control Systems (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Waveguide Aerials (AREA)
  • Burglar Alarm Systems (AREA)
NO802636A 1979-09-07 1980-09-05 Radarsystem for overvaakning av lufttrafikk NO152189C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7922450A FR2465328A1 (fr) 1979-09-07 1979-09-07 Aerien pour radar primaire et radar secondaire

Publications (3)

Publication Number Publication Date
NO802636L NO802636L (no) 1981-03-09
NO152189B NO152189B (no) 1985-05-06
NO152189C true NO152189C (no) 1985-08-14

Family

ID=9229468

Family Applications (1)

Application Number Title Priority Date Filing Date
NO802636A NO152189C (no) 1979-09-07 1980-09-05 Radarsystem for overvaakning av lufttrafikk

Country Status (7)

Country Link
US (1) US4376937A (no)
EP (1) EP0025739B1 (no)
JP (1) JPS5689076A (no)
AT (1) ATE5836T1 (no)
DE (1) DE3066094D1 (no)
FR (1) FR2465328A1 (no)
NO (1) NO152189C (no)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57125864A (en) * 1981-01-29 1982-08-05 Toshiba Corp Antenna device
JPS5940707A (ja) * 1982-08-31 1984-03-06 Nec Corp レ−ダ空中線
US4870426A (en) * 1988-08-22 1989-09-26 The Boeing Company Dual band antenna element
FR2638531B1 (fr) * 1988-10-28 1992-03-20 Thomson Csf Systeme d'integration des voies somme et difference i.f.f. dans une antenne de surveillance radar
US5483663A (en) * 1994-04-05 1996-01-09 Diversified Communication Engineering, Inc. System for providing local originating signals with direct broadcast satellite television signals
US5761605A (en) 1996-10-11 1998-06-02 Northpoint Technology, Ltd. Apparatus and method for reusing satellite broadcast spectrum for terrestrially broadcast signals
FR2773271B1 (fr) * 1997-12-31 2000-02-25 Thomson Multimedia Sa Emetteur/recepteur d'ondes electromagnetiques
US6730310B2 (en) 1998-10-30 2004-05-04 Colgate-Palmolive Company Wash-off vitamin E compositions
FR2965063B1 (fr) * 2010-09-21 2012-10-12 Thales Sa Procede pour allonger le temps d'eclairement de cibles par un radar secondaire
US20170323240A1 (en) 2016-05-06 2017-11-09 General Electric Company Computing system to control the use of physical state attainment with inspection
WO2018060070A1 (en) 2016-09-29 2018-04-05 Bayer Cropscience Aktiengesellschaft Novel triazole derivatives
DE102018100845A1 (de) * 2018-01-16 2019-07-18 Krohne Messtechnik Gmbh Füllstandmessgerät
FR3081230B1 (fr) * 2018-05-17 2020-07-03 Thales Procede pour mesurer en fonctionnement operationnel certaines caracteristiques du transpondeur de bord en utilisant le radar secondaire

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3312970A (en) * 1941-06-27 1967-04-04 Rca Corp Pulse echo recognition systems
US3296615A (en) * 1942-01-19 1967-01-03 Robert M Page Identification and recognition system
US3311912A (en) * 1942-12-11 1967-03-28 Verne R Philpott Radar recognition system
US3032759A (en) * 1956-08-31 1962-05-01 North American Aviation Inc Conical scanning system
US3893116A (en) * 1958-12-30 1975-07-01 Hughes Aircraft Co Radar lobing system
US3122737A (en) * 1960-05-17 1964-02-25 Setrin Morton Apparatus for suppressing side-lobe interrogations in transponder beacon systems
US3618091A (en) * 1961-11-10 1971-11-02 Sanders Associates Inc Conical antenna system
US3688313A (en) * 1966-12-19 1972-08-29 Motorola Inc Combined cw and pulse tracking systems
DE2139216C3 (de) * 1971-08-05 1980-06-12 Siemens Ag, 1000 Berlin Und 8000 Muenchen Richtantennenanordnung, bestehend aus einem Hauptreflektorspiegel und zwei Primärstrahlersystemen und Verfahren zur Herstellung einer dielektrischen Reflektorplatte
FR2243532B1 (no) * 1973-09-07 1977-09-16 Thomson Csf

Also Published As

Publication number Publication date
EP0025739B1 (fr) 1984-01-11
JPS5689076A (en) 1981-07-20
NO802636L (no) 1981-03-09
ATE5836T1 (de) 1984-01-15
US4376937A (en) 1983-03-15
FR2465328A1 (fr) 1981-03-20
DE3066094D1 (en) 1984-02-16
FR2465328B1 (no) 1983-12-09
EP0025739A1 (fr) 1981-03-25
NO152189B (no) 1985-05-06

Similar Documents

Publication Publication Date Title
FR2465328B1 (no)
GB935719A (en) Towed target
GB981103A (en) Improvements in or relating to direction-finding equipment
GB1182629A (en) Improvements in or relating to Communication Systems
GB815178A (en) Two-channel radio beam antenna arrangement
GB800293A (en) Improvements in or relating to radio diversity systems
GB541796A (en) Improvements in high frequency relay systems
DE3882433D1 (de) Flugzeug-radaranordnung.
GB588242A (en) Radio glide path systems for landing aircraft
GB1506890A (en) Common antenna for primary and secondary radars having means for suppressing interrogation side-lobes
GB800466A (en) Improvements in or relating to very short wave directional aerial systems
US2721320A (en) Signal comparison system
GB588024A (en) Improvements in or relating to equi-signal radio beacon systems
EP0053512A1 (en) Secondary radar antenna
GB604772A (en) Improvements relating to devices for determining the direction of a transmitter of electromagnetic waves or of an object reflecting such waves
GB473807A (en) Improvements in or relating to radio directing and direction finding systems
GB677460A (en) Improvements in directional radio transmission systems
GB814355A (en) Improvements in or relating to very short wave aerial systems
GB1322696A (en) Radio communication system
JPS5425194A (en) Secondary radar unit
GB441964A (en) Improvements in or relating to radio direction finding systems
GB577936A (en) Improvements in or relating to electrical indicating apparatus
GB956810A (en) Improvements in or relating to aerial and feeder arrangements
GB1303621A (no)
GB848830A (en) Improvements in radar systems