FR2398394A1 - Antenne a haute frequence - Google Patents

Antenne a haute frequence

Info

Publication number
FR2398394A1
FR2398394A1 FR7821261A FR7821261A FR2398394A1 FR 2398394 A1 FR2398394 A1 FR 2398394A1 FR 7821261 A FR7821261 A FR 7821261A FR 7821261 A FR7821261 A FR 7821261A FR 2398394 A1 FR2398394 A1 FR 2398394A1
Authority
FR
France
Prior art keywords
antenna
terminals
row
independent
supply
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
FR7821261A
Other languages
English (en)
French (fr)
Other versions
FR2398394B1 (enExample
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.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Publication of FR2398394A1 publication Critical patent/FR2398394A1/fr
Application granted granted Critical
Publication of FR2398394B1 publication Critical patent/FR2398394B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR7821261A 1977-07-18 1978-07-18 Antenne a haute frequence Granted FR2398394A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/816,421 US4176359A (en) 1977-07-18 1977-07-18 Monopulse antenna system with independently specifiable patterns

Publications (2)

Publication Number Publication Date
FR2398394A1 true FR2398394A1 (fr) 1979-02-16
FR2398394B1 FR2398394B1 (enExample) 1985-03-22

Family

ID=25220552

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7821261A Granted FR2398394A1 (fr) 1977-07-18 1978-07-18 Antenne a haute frequence

Country Status (7)

Country Link
US (1) US4176359A (enExample)
JP (1) JPS5421237A (enExample)
CA (1) CA1105610A (enExample)
DE (1) DE2831526C2 (enExample)
FR (1) FR2398394A1 (enExample)
GB (1) GB2001202B (enExample)
IT (1) IT1107469B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6169518B1 (en) * 1980-06-12 2001-01-02 Raytheon Company Dual beam monopulse antenna system
US5012254A (en) * 1987-03-26 1991-04-30 Hughes Aircraft Company Plural level beam-forming netowrk
US4924234A (en) * 1987-03-26 1990-05-08 Hughes Aircraft Company Plural level beam-forming network
US4912477A (en) * 1988-11-18 1990-03-27 Grumman Aerospace Corporation Radar system for determining angular position utilizing a linear phased array antenna
US5017927A (en) * 1990-02-20 1991-05-21 General Electric Company Monopulse phased array antenna with plural transmit-receive module phase shifters
GB2256528B (en) * 1991-06-05 1995-01-11 Siemens Plessey Electronic A power distribution network for array antennas
US5856810A (en) * 1996-10-02 1999-01-05 Gec-Marconi Hazeltine Corp. Electronic Systems Division Low sidelobe multi-beam lossless feed networks for array antennas
US12476361B2 (en) * 2022-07-25 2025-11-18 The Boeing Company Flexible phased array antenna systems and methods

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1470437A (fr) * 1966-01-14 1967-02-24 Csf Perfectionnement aux antennes constituées par des réseaux de source
US3392395A (en) * 1961-05-22 1968-07-09 Hazeltine Research Inc Monopulse antenna system providing independent control in a plurality of modes of operation
FR2054631A1 (enExample) * 1969-07-10 1971-04-23 Marconi Co Ltd
US3824500A (en) * 1973-04-19 1974-07-16 Sperry Rand Corp Transmission line coupling and combining network for high frequency antenna array

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3460144A (en) * 1961-05-22 1969-08-05 Hazeltine Research Inc Antenna systems providing independent control in a plurality of modes of operation
US3868695A (en) * 1973-07-18 1975-02-25 Westinghouse Electric Corp Conformal array beam forming network
US3940770A (en) * 1974-04-24 1976-02-24 Raytheon Company Cylindrical array antenna with radial line power divider
US4028710A (en) * 1976-03-03 1977-06-07 Westinghouse Electric Corporation Apparatus for steering a rectangular array of elements by an angular increment in one of the orthogonal array directions

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3392395A (en) * 1961-05-22 1968-07-09 Hazeltine Research Inc Monopulse antenna system providing independent control in a plurality of modes of operation
FR1470437A (fr) * 1966-01-14 1967-02-24 Csf Perfectionnement aux antennes constituées par des réseaux de source
FR2054631A1 (enExample) * 1969-07-10 1971-04-23 Marconi Co Ltd
US3824500A (en) * 1973-04-19 1974-07-16 Sperry Rand Corp Transmission line coupling and combining network for high frequency antenna array

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/74 *

Also Published As

Publication number Publication date
GB2001202A (en) 1979-01-24
IT1107469B (it) 1985-11-25
GB2001202B (en) 1982-01-13
CA1105610A (en) 1981-07-21
DE2831526A1 (de) 1979-02-22
IT7850319A0 (it) 1978-07-14
JPS6133283B2 (enExample) 1986-08-01
FR2398394B1 (enExample) 1985-03-22
US4176359A (en) 1979-11-27
JPS5421237A (en) 1979-02-17
DE2831526C2 (de) 1986-07-17

Similar Documents

Publication Publication Date Title
FR2398394A1 (fr) Antenne a haute frequence
FR2380648A1 (fr) Antenne pour micro-ondes
FI853391A0 (fi) Foerfarande och anordning foer saekrare fjaerrstyrd taendning av taendningselement.
CA2033011A1 (en) Frequency independent circular array antenna
IT7819211A0 (it) Elettroliti a solventi organici per generatori elettrochimici di grande energia specifica, e generatori che li comprendono.
GB1400680A (en) Bone prosthesis
FR2386990A1 (fr) Dispositif permettant de tenir sous controle une population d'especes determinees d'insectes
IT1057484B (it) Procedimento per produrre un nero fumo conduttivo per masse depolarizzatrici di batterie a secco
ES2059927T3 (es) Transmisor numerico sincronico.
DE3853573D1 (de) Flache Antenne mit SSL-Speisenetzwerk, bestehend aus selbsttragenden, mit dicken strahlenden Schlitzen ausgerüsteten Masseflächen ohne Positionierungsstifte.
JPS5432091A (en) Radar interference eleimenating system
FR2375158A1 (fr) Element de transmission de signal pyrotechnique
GB1429444A (en) Earth grid
FR2389247A1 (fr) Cathode pour elements a electrolyte solide
BE798100A (fr) Circuit de reglage de la puissance generateurs a haute frequence a auto-excitation
SU409687A1 (enExample)
Ponomarev et al. Synthesis of arced and spherical antenna arrays(Arced and spherical antenna arrays synthesis for given vectorial radiation patterns by numerical solution via algorithm using eigenfunctions)
US2611894A (en) Thermoelectric system for remote object images
Friend A new British enchytraeid worm
Mason Continuous cropping trials
GB1246122A (en) Improved cattle grid
SU90470A2 (ru) Долото дл бурени скважин
JPS5416968A (en) Field radiation type electronic gun
SU1497669A1 (ru) Симметричный полуволновой вибратор
JPS5429754A (en) Production of soil improver based on wild rice

Legal Events

Date Code Title Description
ST Notification of lapse