BE892812A - Systeme d'antennes a balayage electronique comportant un groupement lineaire d'elements multiples. - Google Patents

Systeme d'antennes a balayage electronique comportant un groupement lineaire d'elements multiples.

Info

Publication number
BE892812A
BE892812A BE0/207798A BE207798A BE892812A BE 892812 A BE892812 A BE 892812A BE 0/207798 A BE0/207798 A BE 0/207798A BE 207798 A BE207798 A BE 207798A BE 892812 A BE892812 A BE 892812A
Authority
BE
Belgium
Prior art keywords
antenna system
multiple elements
electronic scanning
scanning antenna
linear grouping
Prior art date
Application number
BE0/207798A
Other languages
English (en)
Original Assignee
Grumman Corp
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 Grumman Corp filed Critical Grumman Corp
Publication of BE892812A publication Critical patent/BE892812A/fr

Links

Classifications

    • 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
    • H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
    • 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
    • H01Q1/286—Adaptation for use in or on aircraft, missiles, satellites, or balloons substantially flush mounted with the skin of the craft
    • H01Q1/287—Adaptation for use in or on aircraft, missiles, satellites, or balloons substantially flush mounted with the skin of the craft integrated in a wing or a stabiliser
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
    • H01Q1/428—Collapsible radomes; rotatable, tiltable radomes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/28—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements
    • H01Q19/30—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements the primary active element being centre-fed and substantially straight, e.g. Yagi antenna
    • 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
    • H01Q3/26—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Aerials With Secondary Devices (AREA)
BE0/207798A 1982-03-26 1982-04-08 Systeme d'antennes a balayage electronique comportant un groupement lineaire d'elements multiples. BE892812A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1982/000377 WO1983000952A1 (fr) 1982-03-26 1982-03-26 Systeme d'antenne a balayage electronique ayant un reseau lineaire d'element a rayonnement longitudinal

Publications (1)

Publication Number Publication Date
BE892812A true BE892812A (fr) 1982-08-02

Family

ID=22167890

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/207798A BE892812A (fr) 1982-03-26 1982-04-08 Systeme d'antennes a balayage electronique comportant un groupement lineaire d'elements multiples.

Country Status (5)

Country Link
EP (1) EP0104173B1 (fr)
JP (1) JPS59500645A (fr)
BE (1) BE892812A (fr)
DE (1) DE3279118D1 (fr)
WO (1) WO1983000952A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9004024D0 (en) * 1990-02-22 1997-03-12 British Aerospace Airborne radar
FR2677813B1 (fr) * 1991-06-17 1994-01-07 Tecnes Sa Antenne active de faible encombrement pour satellite meteorologique.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2407169A (en) * 1941-05-26 1946-09-03 Hazeltine Research Inc System for locating radiated-signal reflectors
US3373434A (en) * 1964-12-01 1968-03-12 Sperry Rand Corp Lightweight antenna formed from net of dielectric cord, having metalized sectors thereon

Also Published As

Publication number Publication date
DE3279118D1 (en) 1988-11-17
WO1983000952A1 (fr) 1983-03-17
EP0104173A4 (fr) 1984-09-28
EP0104173A1 (fr) 1984-04-04
JPS59500645A (ja) 1984-04-12
JPH0480561B2 (fr) 1992-12-18
EP0104173B1 (fr) 1988-10-12

Similar Documents

Publication Publication Date Title
FR2578668B1 (fr) Systeme de simulation d'un circuit electronique
FR2654854B1 (fr) Systeme d'archivage electronique.
FR2602918B1 (fr) Systeme d'antenne
DE3481107D1 (de) Elektronische schaltungsanordnung.
ES520877A0 (es) Meotod de producir un polipeptido.
IT8441532A0 (it) Interruttore di circuito elettronico.
FR2485231B1 (fr) Systeme electronique d'identification
NL191917C (nl) Signaalvergelijkingsschakeling.
FR2531817B1 (fr) Structure d'antenne
FR2564613B1 (fr) Systeme de chronometrie electronique de haute resolution
FR2541840B1 (fr) Systeme electronique de poursuite pour des tuners
DE3362550D1 (en) Field number conversion circuit
DK19283A (da) Lagersystem
GB8305924D0 (en) Linear integrated circuit
FR2501377B1 (fr) Wattheuremetre electronique
FR2527404B1 (fr) Joncteur d'abonne electronique
BE892812A (fr) Systeme d'antennes a balayage electronique comportant un groupement lineaire d'elements multiples.
DE3584864D1 (de) Digitaler schwingkreis.
ES550420A0 (es) Un recipiente de tarjetas electronicas.
DK311386A (da) Digitalt kodekredsloeb
FR2564620B1 (fr) Systeme a fonctionnement numerique serie-parallele-serie
GB8306011D0 (en) Information scanning circuit
FR2624679B1 (fr) Systeme de paiement electronique
FR2558257B1 (fr) Endoscope electronique
DK166340C (da) Elektronisk skiftesystem

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: GRUMMAN AEROSPACE CORP.

Effective date: 19910430