FR2725075B1 - Procede et dispositif d'elargissement du diagramme de rayonnement d'une antenne active - Google Patents

Procede et dispositif d'elargissement du diagramme de rayonnement d'une antenne active

Info

Publication number
FR2725075B1
FR2725075B1 FR9411377A FR9411377A FR2725075B1 FR 2725075 B1 FR2725075 B1 FR 2725075B1 FR 9411377 A FR9411377 A FR 9411377A FR 9411377 A FR9411377 A FR 9411377A FR 2725075 B1 FR2725075 B1 FR 2725075B1
Authority
FR
France
Prior art keywords
enlarging
active antenna
radiation diagram
radiation
diagram
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.)
Expired - Fee Related
Application number
FR9411377A
Other languages
English (en)
Other versions
FR2725075A1 (fr
Inventor
Jean Pierre Marcy
Joseph Roger
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 SA filed Critical Thomson CSF SA
Priority to FR9411377A priority Critical patent/FR2725075B1/fr
Priority to US08/529,612 priority patent/US5774090A/en
Priority to EP95402101A priority patent/EP0703638B1/fr
Priority to DE69518048T priority patent/DE69518048T2/de
Publication of FR2725075A1 publication Critical patent/FR2725075A1/fr
Application granted granted Critical
Publication of FR2725075B1 publication Critical patent/FR2725075B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H01Q3/30—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 varying the relative phase between the radiating elements of an array
    • H01Q3/34—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 varying the relative phase between the radiating elements of an array by electrical means
    • H01Q3/36—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 varying the relative phase between the radiating elements of an array by electrical means with variable phase-shifters
    • 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
    • H01Q21/22—Antenna units of the array energised non-uniformly in amplitude or phase, e.g. tapered array or binomial array
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
FR9411377A 1994-09-23 1994-09-23 Procede et dispositif d'elargissement du diagramme de rayonnement d'une antenne active Expired - Fee Related FR2725075B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR9411377A FR2725075B1 (fr) 1994-09-23 1994-09-23 Procede et dispositif d'elargissement du diagramme de rayonnement d'une antenne active
US08/529,612 US5774090A (en) 1994-09-23 1995-09-18 Method and device to broaden the radiation pattern of an active antenna
EP95402101A EP0703638B1 (fr) 1994-09-23 1995-09-19 Procédé et dispositif d'élargissement du diagramme de rayonnement d'une antenne active
DE69518048T DE69518048T2 (de) 1994-09-23 1995-09-19 Verfahren und Vorrichtung zur Verbreiterung des Strahlungsdiagramms einer aktiven Antenne

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9411377A FR2725075B1 (fr) 1994-09-23 1994-09-23 Procede et dispositif d'elargissement du diagramme de rayonnement d'une antenne active

Publications (2)

Publication Number Publication Date
FR2725075A1 FR2725075A1 (fr) 1996-03-29
FR2725075B1 true FR2725075B1 (fr) 1996-11-15

Family

ID=9467215

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9411377A Expired - Fee Related FR2725075B1 (fr) 1994-09-23 1994-09-23 Procede et dispositif d'elargissement du diagramme de rayonnement d'une antenne active

Country Status (4)

Country Link
US (1) US5774090A (fr)
EP (1) EP0703638B1 (fr)
DE (1) DE69518048T2 (fr)
FR (1) FR2725075B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6198434B1 (en) 1998-12-17 2001-03-06 Metawave Communications Corporation Dual mode switched beam antenna
US6583760B2 (en) 1998-12-17 2003-06-24 Metawave Communications Corporation Dual mode switched beam antenna

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3509577A (en) * 1968-11-14 1970-04-28 Gen Electric Tandem series-feed system for array antennas
FR2101100B1 (fr) * 1970-08-21 1973-11-23 Thomson Csf
FR2153164B1 (fr) * 1971-09-22 1976-10-29 Thomson Csf
FR2646924B1 (fr) * 1976-07-13 1991-10-25 Thomson Csf Procede et dispositif d'antibrouillage d'un equipement de detection electromagnetique comportant une antenne a reflecteur, antenne et equipement ainsi obtenus
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
FR2640821B1 (fr) * 1988-12-16 1991-05-31 Thomson Csf Antenne a couverture tridimensionnelle et balayage electronique, du type reseau volumique rarefie aleatoire
FR2649544B1 (fr) * 1989-07-04 1991-11-29 Thomson Csf Systeme d'antenne a faisceaux multiples a modules actifs et formation de faisceaux par le calcul numerique
FR2649490B1 (fr) * 1989-07-07 1991-09-20 Thomson Csf Capteur de rayonnement d'energie electromagnetique
FR2649543B1 (fr) * 1989-07-07 1991-11-29 Thomson Csf Distributeur d'energie hyperfrequence pouvant rayonner directement
FR2654555B1 (fr) * 1989-11-14 1992-06-19 Thomson Csf Guide a fentes rayonnantes non inclinees a excitation par motif rayonnant.
FR2655202B1 (fr) * 1989-11-24 1992-02-07 Thomson Csf Antenne a polarisation circulaire, notamment pour reseau d'antennes.
FR2664985B1 (fr) * 1990-07-20 1992-11-27 Thomson Csf Dispositif de mesure de l'angle de site pour un radar equipe d'une antenne a reflecteur du type a double courbure.
DE69319689T2 (de) * 1992-10-28 1999-02-25 Atr Optical And Radio Communic Vorrichtung und Verfahren zur Steuerung einer Gruppenantenne mit einer Vielzahl von Antennenelementen
FR2697949B1 (fr) * 1992-11-06 1995-01-06 Thomson Csf Antenne pour radar notamment de désignation et de trajectographie.
US5414433A (en) * 1994-02-16 1995-05-09 Raytheon Company Phased array radar antenna with two-stage time delay units

Also Published As

Publication number Publication date
EP0703638A1 (fr) 1996-03-27
US5774090A (en) 1998-06-30
DE69518048D1 (de) 2000-08-24
EP0703638B1 (fr) 2000-07-19
DE69518048T2 (de) 2001-03-22
FR2725075A1 (fr) 1996-03-29

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Legal Events

Date Code Title Description
CD Change of name or company name
AU Other action affecting the ownership or exploitation of an industrial property right
CL Concession to grant licences
ST Notification of lapse

Effective date: 20090529