FR2597268B1 - Procede et dispositif de focalisation, sur un point a examiner, des antennes d'un reseau - Google Patents

Procede et dispositif de focalisation, sur un point a examiner, des antennes d'un reseau

Info

Publication number
FR2597268B1
FR2597268B1 FR8605205A FR8605205A FR2597268B1 FR 2597268 B1 FR2597268 B1 FR 2597268B1 FR 8605205 A FR8605205 A FR 8605205A FR 8605205 A FR8605205 A FR 8605205A FR 2597268 B1 FR2597268 B1 FR 2597268B1
Authority
FR
France
Prior art keywords
antennas
focusing
examined
network
point
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
Application number
FR8605205A
Other languages
English (en)
Other versions
FR2597268A1 (fr
Inventor
Jean-Charles Bolomey
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.)
Centre National de la Recherche Scientifique CNRS
Original Assignee
Centre National de la Recherche Scientifique CNRS
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 Centre National de la Recherche Scientifique CNRS filed Critical Centre National de la Recherche Scientifique CNRS
Priority to FR8605205A priority Critical patent/FR2597268B1/fr
Priority to US07/036,479 priority patent/US4870423A/en
Priority to DE8787400803T priority patent/DE3775806D1/de
Priority to EP87400803A priority patent/EP0241380B1/fr
Publication of FR2597268A1 publication Critical patent/FR2597268A1/fr
Application granted granted Critical
Publication of FR2597268B1 publication Critical patent/FR2597268B1/fr
Expired legal-status Critical Current

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
    • H01Q21/22—Antenna units of the array energised non-uniformly in amplitude or phase, e.g. tapered array or binomial array
    • H01Q21/225—Finite focus antenna arrays
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/34—Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
    • G10K11/341—Circuits therefor
    • G10K11/346—Circuits therefor using phase variation
    • 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
    • H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR8605205A 1986-04-11 1986-04-11 Procede et dispositif de focalisation, sur un point a examiner, des antennes d'un reseau Expired FR2597268B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR8605205A FR2597268B1 (fr) 1986-04-11 1986-04-11 Procede et dispositif de focalisation, sur un point a examiner, des antennes d'un reseau
US07/036,479 US4870423A (en) 1986-04-11 1987-04-09 Method and device for focusing, on one point to be examined, the antennae of an antenna array
DE8787400803T DE3775806D1 (de) 1986-04-11 1987-04-09 Verfahren und vorrichtung zur strahlfokussierung von gruppenantennen auf einen pruefpunkt.
EP87400803A EP0241380B1 (fr) 1986-04-11 1987-04-09 Procédé et dispositif de focalisation, sur un point à examiner, des antennes d'un réseau

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8605205A FR2597268B1 (fr) 1986-04-11 1986-04-11 Procede et dispositif de focalisation, sur un point a examiner, des antennes d'un reseau

Publications (2)

Publication Number Publication Date
FR2597268A1 FR2597268A1 (fr) 1987-10-16
FR2597268B1 true FR2597268B1 (fr) 1988-06-24

Family

ID=9334147

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8605205A Expired FR2597268B1 (fr) 1986-04-11 1986-04-11 Procede et dispositif de focalisation, sur un point a examiner, des antennes d'un reseau

Country Status (4)

Country Link
US (1) US4870423A (fr)
EP (1) EP0241380B1 (fr)
DE (1) DE3775806D1 (fr)
FR (1) FR2597268B1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2236431B (en) * 1989-08-30 1993-11-03 Marconi Gec Ltd Antenna array
US5235342A (en) * 1989-08-30 1993-08-10 Gec-Marconi, Ltd. Antenna array with system for locating and adjusting phase centers of elements of the antenna array
US5228006A (en) * 1992-07-20 1993-07-13 Westinghouse Electric Corp. High resolution beam former apparatus
US6011512A (en) * 1998-02-25 2000-01-04 Space Systems/Loral, Inc. Thinned multiple beam phased array antenna
US7725167B2 (en) * 2005-07-13 2010-05-25 Clemson University Microwave imaging assisted ultrasonically
FR2941333B1 (fr) 2009-01-20 2012-12-14 Satimo Sa Systeme d'emission de faisceaux electromagnetiques a reseau d'antennes.
IT1395141B1 (it) * 2009-08-06 2012-09-05 Siae Microelettronica Spa Metodo e apparecchiatura per la ricostruzione di segnali multipli ad alta frequenza trasmessi su un unico canale di ponti radio.
US8579317B2 (en) 2011-09-19 2013-11-12 Salomon S.A.S. Binding for a boot on a gliding board

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3140490A (en) * 1961-11-30 1964-07-07 Sichak Associates Communication system with automatic antenna beam steering
US3757333A (en) * 1962-02-13 1973-09-04 Philco Ford Corp Receiving antenna system
US3806931A (en) * 1971-10-26 1974-04-23 Us Navy Amplitude modulation using phased-array antennas
US3859622A (en) * 1973-01-15 1975-01-07 Gen Electric Electronic scanning switch for sonar
US3878520A (en) * 1973-01-24 1975-04-15 Stanford Research Inst Optically operated microwave phased-array antenna system
US4010474A (en) * 1975-05-05 1977-03-01 The United States Of America As Represented By The Secretary Of The Navy Two dimensional array antenna
US3993999A (en) * 1975-05-16 1976-11-23 Texas Instruments Incorporated Amplitude modulation scanning antenna system
US4186398A (en) * 1975-06-09 1980-01-29 Commonwealth Scientific And Industrial Research Organization Modulation of scanning radio beams
US4028702A (en) * 1975-07-21 1977-06-07 International Telephone And Telegraph Corporation Fiber optic phased array antenna system for RF transmission
US4121221A (en) * 1977-03-14 1978-10-17 Raytheon Company Radio frequency array antenna system
US4190818A (en) * 1977-08-25 1980-02-26 The United States Of America As Represented By The Secretary Of The Navy Digital beamsteering for a parametric scanning sonar system
US4166274A (en) * 1978-06-02 1979-08-28 Bell Telephone Laboratories, Incorporated Techniques for cophasing elements of a phased antenna array
US4189733A (en) * 1978-12-08 1980-02-19 Northrop Corporation Adaptive electronically steerable phased array
FR2448231A1 (fr) * 1979-02-05 1980-08-29 Radant Et Filtre spatial adaptatif hyperfrequence
US4467328A (en) * 1981-10-26 1984-08-21 Westinghouse Electric Corp. Radar jammer with an antenna array of pseudo-randomly spaced radiating elements
GB2141876B (en) * 1983-06-16 1986-08-13 Standard Telephones Cables Ltd Optical phased array radar
US4649393A (en) * 1984-02-17 1987-03-10 The United States Of America As Represented By The Secretary Of The Army Phased array antennas with binary phase shifters
US4701762A (en) * 1985-10-17 1987-10-20 Sanders Associates, Inc. Three-dimensional electromagnetic surveillance system and method

Also Published As

Publication number Publication date
DE3775806D1 (de) 1992-02-20
FR2597268A1 (fr) 1987-10-16
EP0241380B1 (fr) 1992-01-08
US4870423A (en) 1989-09-26
EP0241380A1 (fr) 1987-10-14

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse