WO2002013310A1 - Dispositif permettant d'influencer et de commander des champs alternatifs electromagnetiques et/ou des antennes et des diagrammes d'antennes - Google Patents

Dispositif permettant d'influencer et de commander des champs alternatifs electromagnetiques et/ou des antennes et des diagrammes d'antennes Download PDF

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Publication number
WO2002013310A1
WO2002013310A1 PCT/DE2001/003066 DE0103066W WO0213310A1 WO 2002013310 A1 WO2002013310 A1 WO 2002013310A1 DE 0103066 W DE0103066 W DE 0103066W WO 0213310 A1 WO0213310 A1 WO 0213310A1
Authority
WO
WIPO (PCT)
Prior art keywords
arrangement
elements
radiators
arrangement according
carrier
Prior art date
Application number
PCT/DE2001/003066
Other languages
German (de)
English (en)
Inventor
Frank E. WÖTZEL
Mario Nowack
Original Assignee
Woetzel Frank E
Mario Nowack
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 Woetzel Frank E, Mario Nowack filed Critical Woetzel Frank E
Priority to EP01962629A priority Critical patent/EP1312135B1/fr
Priority to AU2001283799A priority patent/AU2001283799A1/en
Priority to DE50107929T priority patent/DE50107929D1/de
Priority to AT01962629T priority patent/ATE308806T1/de
Priority to DE10193204T priority patent/DE10193204D2/de
Publication of WO2002013310A1 publication Critical patent/WO2002013310A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
    • H01Q15/12—Refracting or diffracting devices, e.g. lens, prism functioning also as polarisation filter
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/23—Combinations of reflecting surfaces with refracting or diffracting devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/24—Polarising devices; Polarisation filters 
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/24—Polarising devices; Polarisation filters 
    • H01Q15/242—Polarisation converters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/24—Polarising devices; Polarisation filters 
    • H01Q15/242—Polarisation converters
    • H01Q15/246—Polarisation converters rotating the plane of polarisation of a linear polarised wave
    • 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
    • H01Q3/44—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 electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
    • H01Q3/46—Active lenses or reflecting arrays

Definitions

  • the invention relates to an arrangement and a method for influencing and controlling alternating electromagnetic fields and / or antennas and antenna diagrams.
  • the fields of application of the invention extend primarily to the areas of communication technology in the fields of stationary, portable and mobile transmission and reception systems of high-frequency electromagnetic radiation sources, in particular of geostationary or rotating satellite systems and land or air mobile sources, contactless sensor technology, security technology and radar technology.
  • Known methods for evaluating sources of electromagnetic radiation preferably use source-specific signals as the evaluation criterion or, in the case of the known position or movement property of the source, its known spatial coordinates or movement information or their relationship to other known spatial coordinates.
  • the evaluation is carried out on the basis of known position data from the source and / or signal receiver or on the basis of a comparison of the transponder assignment with a reference assignment.
  • Such a reception system is tracked on the basis of the evaluation of the reception signal with the inclusion of external sensors and / or data on the movement or direction information of the observer.
  • the object of the invention is therefore to provide an arrangement located in the so-called “low-cost range” for the targeted influencing and control of an electromagnetic field, preferably in antenna arrangements or excitation of antenna arrangements, preferably of surface radiators, with the possibility of changing the components of the defined electromagnetic radiation field, so that a limited but arbitrarily changeable synthesis and / or formation of the radiation diagram, preferably the or the
  • Radiation diagram maxima in the form and temporal continuity preferably in the form of a discrete or continuously revolving maximum around the respective elevation level.
  • the shape of the resulting radiation diagram should be adapted to the respective function to be implemented, preferably the radiation maximum and its precise control, while at the same time obtaining clear, assigned directional information, which is carried out by an external control and evaluation unit.
  • a set of solutions of planar or three-dimensional, preferably parasitic, preferably passive, radiation and switching elements, preferably arranged on a common carrier, are to be realized, which can be adapted to the respective task of influencing the field by means of their physical form with the functionality, the resulting diagram, preferably to synthesize the entire radiator arrangement or partial components by changing the amplitude and phase distribution of the parasitic radiators according to the task and to enable spectral diversification Offer.
  • the arrangement is intended for retrofitting, preferably in existing ones
  • Antenna and / or radiator systems both with transmitting and also receptive functionalities.
  • the field should be influenced discretely continuously, discretely or continuously by external control and switching elements or processors.
  • a preferably planar or three-dimensional arrangement II which is adapted in its functionality and functionality to the task to be solved (according to FIG. 1).
  • the complex H or E components of the electromagnetic field are synthesized according to the invention by controllable superimposition with the aid of the arrangement II (FIG. 2).
  • the geometrical fixation of the arrangement II in the area of the source field takes place on the basis of an aperture level III and comprises an aperture space IV and is task-specific or solution-specific.
  • the object according to the invention is further achieved by designing the arrangement II in the form of an EM source field synthesis using preferably planar or three-dimensional radiator elements (VI) which are preferably applied parallel to the aperture planes III and IV on a suitable, preferably dielectric support (V) and are arranged in a task-specific manner and are connected by control elements of certain high-frequency transmission properties (VII) (Fig. 3).
  • the arrangement of the radiator elements is in the area of the aperture space, which is enclosed by the two aperture levels, in a solution-specific manner, preferably parallel or three-dimensional to the aperture level.
  • the generation of the parasitic source field in the area of the aperture space takes place through a controllable interaction of the radiator elements with the source field of source 1 (passive) or solution-specific by overlaying the source field with a reinforcing effect (active) or feeding the radiators through a relationship that is determined to the source field ( Phase and amplitude) standing excitation (external supply).
  • the emitters or pairs of emitters are designed to be task-specific as planar surface emitters, dipole or monopole arrangements, combinations of the aforementioned or so-called aperture emitters.
  • the radiator elements are arranged in an angular relationship ( ⁇ , ⁇ ) to the aperture level, preferably in the orthogonal direction (Fig. 4).
  • the object of the invention is achieved by timing the phase and amplitude relationship of individual or groups of radiator pairs.
  • the associated information (direction, vector) is obtained with the aid of the external control and evaluation unit in such a way that the arrangement according to the invention is controlled via one or more microprocessors and via the linked evaluation of the amplitudes and phase position of the signal-treated
  • Receiving signal components enables a clear assignment of the vectorial position and temporal vectorial progress of the event ( Figure 5).
  • the object according to the invention is achieved by embedding the arrangement II according to the invention in a suitable low-dielectric plastic with a low dielectric loss factor and a low dielectric constant, in such a way that the arrangement has a preferably closed-cell, superficial skin
  • Rigid polyurethane foam with a volume weight between 120 kg / m 3 to 250 kg / m 3 is completely enclosed.
  • an advantage of the solution according to the invention is that no mechanically moving components are required and the arrangement as such can be manufactured as a whole with high mechanical precision with the least effort, and ensures a high tolerance to different environmental conditions (temperature, air humidity, aggressive media).
  • Figure 6 shows the EM field control matrix for the case of the circular aperture of the source field for use in a reflector antenna system in accordance with.
  • Fig. 7 shown.
  • radiator elements which is designed as a linear radiator in dipole form and is connected to the network orthogonally to the display level.
  • a pair of radiators is connected to one another by a component, in this case a suitable PIN diode.
  • the task according to the invention is achieved by the spatial distribution of the radiator pairs as a whole and the distance and the length of the individual beams.
  • the control of the radiator pairs is carried out by the logic module at point 6.3, which at the same time realizes the connection to the evaluation and control unit via interface 6.5.
  • control lines and the high-frequency waveguide are connected in the exemplary embodiment using microstrip technology.
  • the dielectric carrier 6.4 was provided in the center with a recess which correlates in a ratio with the aperture of the source radiator.
  • Fig. 7 shows the arrangement of the components according to the invention for use in an offset reflector antenna.
  • the reflector antenna 1 and the receiving system (LNB or LNC) 2 represent the usual arrangement.
  • the antenna arrangement is connected to a positioning system in azimuth and elevation.
  • the EM field control matrix 3 is firmly attached between the reflector and the horn of the LNB, specifically at a distance of 2 cm from the outer edge of the horn.
  • the signal emitted by the LNC is fed to the evaluation and control unit 6 and is emitted again without being influenced by the latter. Internally, the power is divided for the purpose
  • the EM field control matrix is connected to the evaluation and control unit by a bus cable 5. According to the invention, signal processing and evaluation take place in the evaluation and control unit.
  • the directional information obtained is passed on to the conventional electromechanical positioning system via a corresponding bus system 8, for the purpose of tracking the antenna to a moving target (satellite reception while driving a boat).
  • the change in the beam influence is made adaptively with the change in the tracking task.

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Aerials With Secondary Devices (AREA)
  • Burglar Alarm Systems (AREA)
  • Magnetic Treatment Devices (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Radar Systems Or Details Thereof (AREA)

Abstract

L'invention concerne un dispositif permettant d'influencer et de commander des champs alternatifs électromagnétiques et/ou des antennes et des diagrammes d'antennes, caractérisé en ce qu'il comprend un support comme surface de montage pour des éléments émetteurs plans ou tridimensionnels, ainsi que des éléments de circuit, de commande et de transmission ou d'alimentation, en ce que le support est disposé dans un champ source électromagnétique haute fréquence dans une cavité d'ouverture, les éléments émetteurs sont agencés sur le support parallèlement ou tridimensionnellement par rapport aux plans d'ouverture, les éléments émetteurs sont commandés, individuellement ou par paires, par des signaux basse fréquence ou haute fréquence ou une combinaison de ceux-ci, et en ce que les éléments de commande des éléments émetteurs sont agencés totalement ou partiellement sur le support, et en ce que le dispositif est librement programmable et modifiable temporellement eu égard à l'attribution des signaux.
PCT/DE2001/003066 2000-08-10 2001-08-10 Dispositif permettant d'influencer et de commander des champs alternatifs electromagnetiques et/ou des antennes et des diagrammes d'antennes WO2002013310A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP01962629A EP1312135B1 (fr) 2000-08-10 2001-08-10 Dispositif permettant d'influencer et de commander des champs alternatifs electromagnetiques et/ou des antennes et des diagrammes d'antennes
AU2001283799A AU2001283799A1 (en) 2000-08-10 2001-08-10 Arrangement and method for influencing and controlling electromagnetic alternating fields and/or antennae and antennae diagrams
DE50107929T DE50107929D1 (de) 2000-08-10 2001-08-10 Anordnung zur beeinflussung und steuerung elektromagnetischer wechselfelder und/oder antennen und antennendiagrammen
AT01962629T ATE308806T1 (de) 2000-08-10 2001-08-10 Anordnung zur beeinflussung und steuerung elektromagnetischer wechselfelder und/oder antennen und antennendiagrammen
DE10193204T DE10193204D2 (de) 2000-08-10 2001-08-10 Anordnung zur Beeinflussung und Steuerung elektromagnetischer Wechselfelder und oder Antennen und Antennendiagrammen

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10041996A DE10041996A1 (de) 2000-08-10 2000-08-10 Anordnung zur Beeinflussung und Steuerung elektromagnetischer Wechselfelder und/oder Antennen und Antennendiagrammen
DE10041996.8 2000-08-10

Publications (1)

Publication Number Publication Date
WO2002013310A1 true WO2002013310A1 (fr) 2002-02-14

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2001/003066 WO2002013310A1 (fr) 2000-08-10 2001-08-10 Dispositif permettant d'influencer et de commander des champs alternatifs electromagnetiques et/ou des antennes et des diagrammes d'antennes

Country Status (5)

Country Link
EP (1) EP1312135B1 (fr)
AT (1) ATE308806T1 (fr)
AU (1) AU2001283799A1 (fr)
DE (3) DE10041996A1 (fr)
WO (1) WO2002013310A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1434306A1 (fr) * 2002-12-21 2004-06-30 Kabushiki Kaisha Toshiba Procédé et dispositif pour augmenter le nombre des modes propres forts dans un canal radio d'un système MIMO
WO2008098570A1 (fr) 2007-02-13 2008-08-21 Häßner, Katrin Dispositif servant à influencer la caractéristique de rayonnement d'une antenne à réflecteur, en particulier d'une antenne à réflecteur à focalisation centrale

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* Cited by examiner, † Cited by third party
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