EP1620924B1 - Dipolstrahler, insbesondere dualpolarisierter dipolstrahler - Google Patents

Dipolstrahler, insbesondere dualpolarisierter dipolstrahler Download PDF

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Publication number
EP1620924B1
EP1620924B1 EP04730220A EP04730220A EP1620924B1 EP 1620924 B1 EP1620924 B1 EP 1620924B1 EP 04730220 A EP04730220 A EP 04730220A EP 04730220 A EP04730220 A EP 04730220A EP 1620924 B1 EP1620924 B1 EP 1620924B1
Authority
EP
European Patent Office
Prior art keywords
dipole
antenna element
element arrangement
dual
electrical
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
EP04730220A
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German (de)
English (en)
French (fr)
Other versions
EP1620924A1 (de
Inventor
Maximilian GÖTTL
Robert Kinker
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.)
Kathrein SE
Original Assignee
Kathrein Werke KG
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Filing date
Publication date
Application filed by Kathrein Werke KG filed Critical Kathrein Werke KG
Publication of EP1620924A1 publication Critical patent/EP1620924A1/de
Application granted granted Critical
Publication of EP1620924B1 publication Critical patent/EP1620924B1/de
Anticipated expiration legal-status Critical
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • H01Q21/26—Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre
    • 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
    • H01Q21/061—Two dimensional planar arrays
    • H01Q21/062—Two dimensional planar arrays using dipole aerials
    • 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

Definitions

  • the invention relates to a dipole radiator according to the preamble of claim 1.
  • a generic dipole radiator has become known, for example, from WO 00/39894 or also from US Pat. No. 6,313,809 B1. It is a dual-polarized radiator arrangement with multiple dipoles, which are arranged in plan view respectively in the manner of a dipole square or at least dipolequadrat-like.
  • the radiator arrangement formed in the form of a dipole square or the radiator arrangement at least approximated to a dipole square is switched and fed in such a way that the radiator arrangement radiates in electrical terms in two mutually perpendicular polarization planes which are perpendicular to one another parallel to the two standing, formed by the radiator arrangement diagonals.
  • a cross dipole is also known, for example, from US Pat. No. 5,977,929. It is a Buchdipol having a rectangular shape in plan view. The dipole halves are formed over the entire surface in this embodiment.
  • the dipole halves are designed dragon-shaped in plan view.
  • the dipole halves are formed by a circumferential line structure modeled on the kite structure.
  • a further electrical connection is provided running from the center to the outside.
  • the portion of the dipole half lying on the left or right of the axis of symmetry may also be formed as a full-area material.
  • Object of the present invention is to provide, starting from the generic type mentioned above, a further improved radiator arrangement, which has improved properties in particular with respect to the broadband.
  • each of the given four electrical dipole halves each having an electrically conductive cross-connection or cross-member which extends transversely and preferably perpendicular to the electrical polarization plane.
  • the semi-dipole components are electrically not connected to each other at their outer end.
  • the semi-dipole components terminate at their outer end region at a distance from each other.
  • they may merely be mechanically interconnected at this point using a non-conductive material.
  • the mentioned cross-connection or the mentioned transverse struts are preferably arranged such that they connect the respective two Halbdipol components belonging to one dipole half, preferably at the inner end point opposite the outer corner point.
  • the electrical cross connection but also be arranged elsewhere or electrically connected between the two each cooperating Halbdipol components.
  • the electrical cross connection or cross strut is designed as a straight transverse strut, which is perpendicular to the corresponding polarization plane. It can also be formed in plan view but also at least slightly convex or concave or with other bow sections. Likewise, it can also run at least partially outside the plane in which the individual Halbdipol components lie. In other words, the cross member may also run slightly upwards or downwards out of this plane, the above-mentioned plane usually being that in which all the half dipole components are arranged. This plane is usually parallel to the reflector plane.
  • the respective cooperating half-dipole components end at a distance from one another or are merely mechanically connected to one another using a non-conductive material.
  • the illustrated cross connection or transverse strut can also be designed as a planar element.
  • This opening region passing through the dipole surface opens into a spacing space between the outer semi-dipole components which converge towards each other and can also be interpreted as an edge boundary of the respective dipole half, which in this embodiment are not electrically connected to one another in their outer corner region are.
  • the dipole halves consist of planar elements, the boundary edges of two adjacent dipole halves belonging to the respective other polarization being arranged symmetrically and preferably parallel to one another.
  • the two-dimensional dipole halves have in plan view in each case a square shape or a square approximated shape, wherein the respective outer and their outer corner areas successive outer boundary ends at least at a small distance from each other and by the distance space thus formed a connection to a Opening or breakthrough area, which passes through the two-dimensional dipole half.
  • This opening area should have at least 20% of the area of the dipole halves.
  • the two-dimensional dipole halves may also have further openings, for example, they may even be designed in the form of a grid or net.
  • the surface elements of the dipole halves therefore perform that function, which is perceived in the embodiment according to claim 1 by the mentioned electrical cross-connections or transverse struts.
  • a dual-polarized radiator with flat radiator elements has basically also become known from US Pat. No. 6,028,563.
  • the dipole arms or dipole halves are triangular in shape, that is, the dipole halves themselves do not have a square structure.
  • the known from the prior art planar dipole halves are not provided with openings.
  • FIG. 1 shows a schematic perspective plan view of an antenna array with three dualpolated dipole radiators 1 arranged one above the other, wherein the dipole radiators 1 are designed in plan view in the manner of a dipole square or dipole square-like.
  • the semi-dipole components explained in more detail below are vertically or horizontally aligned in the vertical orientation of the antenna array, the mentioned dipole radiators radiate in an orientation of + 45 ° and -45 °, respectively, with respect to the horizontal.
  • the three mentioned dipoles 1 are arranged in front of a reflector sheet 33 in the embodiment according to FIG.
  • the reflector sheet is provided at its opposite lateral outer edge sides, for example, with transverse to the reflector plane, preferably at right angles to the reflector plane extending electrically conductive edge portions 35.
  • the dipole square at the outer boundary corners 202 can have a free section, which ends in the following also discussed in detail semi-dipole components at a distance to each other and are not connected to each other here. This is shown with reference to the uppermost radiator arrangement 1a.
  • radiator arrangements 1 could also be designed such that the semi-dipole components in the corner regions 202 are connected to one another in an electrically conductive manner, preferably in the form of a fixed mechanical connection.
  • the half-dipole halves in the outer corner regions could only be connected to one another mechanically, ie by means of non-conductive projections or inserts in the outer corner region.
  • This outer corner region is thus defined by the two Halbdipol components belonging to an electric dipole half, which intersect in their outer corner region, or at least their extensions intersect in a so-called outer corner region.
  • the semi-dipole components can end at a distance from one another, so that their outer end regions do not touch this outer corner region. Your outer end areas However, they can also be electrically connected to one another mechanically via a mechanical fixation and also via an electrical connection.
  • an electrical cross connection 200 is formed respectively offset from the corner regions inwardly and transversely to the diagonal alignment of the beam or polarization planes, which may preferably be formed in the form of an electrical cross member, which will also be discussed in more detail below becomes.
  • the dipole radiator shown somewhat diagrammatically in FIG. 2 in schematic plan view and with reference to FIGS. 3 and 3a acts - as will be discussed in detail below - in electrical terms as a dipole radiating with a polarization of ⁇ 45 °, ie, for example, like a crossed dipole.
  • the radiator acting in electrical terms as a cross dipole 3 is shown in dashed lines in Figure 2.
  • This radiator which acts in electrical terms as a crossed dipole 3 with a ⁇ 45 ° orientation with respect to the horizontal is tilted by an electric dipole 3 '(tilted in the + 45 ° direction) and a dipole 3 "(with -45 ° relative to the horizontal
  • Each of the two electrically formed dipoles 3 'and 3 "comprises the respective dipole halves 3'a and 3'b for the dipole 3' as well as the dipole halves 3" a and 3 "b for the dipole 3".
  • the electrically resulting dipole half 3'a is formed by two mutually perpendicular half-dipole components 114b and 111a.
  • the half-dipole components 114b, 111a terminate with their ends running at right angles to one another at a distance from each other. However, they could also be connected there, both by an electrically conductive, metallic connection, as well as by insertion of an electrically non-conductive element or insulator, for example, to ensure a higher mechanical stability. At the ends of the dipole halves they can also be provided with smaller bends. In addition to FIG. 2, it is therefore shown in FIG. 2 a that the outer corner region 202 is closed in this emitter arrangement.
  • next clockwise dipole half 3 "b of the electrical -45 'electrical-electrical dipole 3" is formed by the two half-dipole components 111b and 112a.
  • the second dipole half 3'b formed in extension to the dipole half 3'a is formed in an analogous manner by the two half dipole components 112b, 113a and the fourth dipole half 3'a by the two half dipole components 113b, 114a.
  • an electrical connection or transverse strut 200 is now provided or arranged with respect to each dipole half, which in the exemplary embodiment shown transversely, ie in particular perpendicular to the respective polarization plane 3 'or 3 " in each case two half dipole components, namely the half dipole components 114b and 111a, the half dipole components 111b and 112a, the two half dipole components 112b and 113a as well as the half dipole components 113b and 114a, this electrical connection or cross strut 200 being preferred arranged so that it occupies a maximum length, so preferably between the two diagonally opposite inner corner regions 201 is electrically and mechanically connected.
  • These inner corner regions 201 are each formed by the end of the symmetrical lines 115 to 118, ie the respectively associated line half 115a to 118b and the adjoining half-dipole components (wherein the respective two line halves belonging to a half-dipole component, for example the both line halves 118b and 115a, which belong to the half-dipole component 114b, 111a, when viewed from a notional zero potential 20, represent an unbalanced line).
  • these inner corner regions 201 lie opposite the outer corner region 202, in which in each case two half dipole components of a half dipole run towards one another, end shortly before, or are mechanically connected to one another via a mechanical fixation.
  • the arranged as a dipole square half-dipole components are now fed by a respective symmetrical feed line 115, 116, 117 and 118, respectively.
  • the two half-dipole components 114b and 111a ie in each case the adjacent orthogonally oriented Halbdipol components, via a common feed point, here the feed point 15 'excited in-phase.
  • the connection lines belonging to these half-dipole components 114b, 111a consist in each case of two line halves 118b and 115a which, viewed individually, represent an unbalanced line with respect to a fictitious zero potential 20.
  • the two next half dipole components 111b and 112a are electrically connected via the line halves 115b and 116a, respectively, to their common feed point 5 ", etc.
  • the respectively associated symmetrical one is Feed line simultaneously designed so that it takes over the mechanical fixation of the dipoles, ie the semi-dipole components.
  • the one asymmetrical line half 115a carries the dipole half 111a and the second line half 115b, which is preferably electrically parallel to the line half 115a, the second dipole half 111b.
  • the two respective unbalanced line halves belonging to a symmetrical line 115 to 118 each carry the two dipole halves of a dipole 111 to 114 arranged in axial extension from one another.
  • the line halves lead to the respective adjacent orthogonal dipole halves Are electrically conductively connected at their feed point, there are four interconnection points 15 ', 5 ", 15", 5', which in turn are fed symmetrically over cross, as is apparent in particular from the illustration in Figure 5.
  • the resulting total radiator acts now by the in-phase excitation of the half-dipole components 114b, 111a and the half-dipole components 111b and 112a and 112b and 113a and 113b and 114a electrically like a Wiendipol.
  • the line halves which are each arranged parallel to each other at a small distance and in opposite phase, the current flows therein, it is ensured that the line halves themselves provide no significant contribution to radiation, each radiation is thus extinguished by overlapping.
  • the basic structure in plan view of the radiator arrangement according to FIG. 2 shows that the radiator module has a quadruple symmetry in plan view.
  • Two symmetrical axes perpendicular to each other are represented by the symmetrical Lines 115 and 117 or 116 and 118 formed, wherein the third and fourth axis of symmetry in plan view of the radiator arrangement according to Figure 2 is rotated by 45 ° and by the resulting electrical dipoles 3 'and 3 "are formed.
  • the interconnection point 15 'for the semi-dipole components 114b and 111a as well as the opposite interconnection point 15 "for the half-dipole components 112b and 113a in the region of the symmetrization 22 and 180 ° or opposite thereto in the balancing 22a which again likewise serves on the one hand for mechanically fixing the dipole structure to a rear reflector sheet 33 and on the other hand enables the transition to the asymmetrical feed line (or coaxial line) in the interconnection point
  • the electrical supply is effected in cross-connection with a first circuit bridge 121 and a second circuit bridge 122, which is offset by 90 °, at the respectively opposite balancings 21 and 21a or 22 and 22a
  • the latter circuit bridges 121 and 122 are arranged at a vertical distance from one another dnet, so not electrically with each other connected.
  • the pin-shaped bridge 122 is mechanically fixedly attached to the rear half of the symmetrization 21 in FIG. 3 and is electrically connected there to the balancing 22, whereas the opposite free end of this pin-shaped bridge is replaced by a corresponding one larger sized hole protrudes through the front half of the balancing 22a, without being electrically connected to this balancing 22a.
  • the second part of the bridge 121 is constructed accordingly, i.
  • connection possibilities are also possible, for example, such that an inner conductor between the respective symmetries from bottom to top and then at a suitable location at the upper end of an associated Symmetrization is electrically connected to allow about the symmetrical feed.
  • the outer conductor can be carried over a part of this route or already electrically connected to the opposite half of the balancing already electrically.
  • the possible implementations of the feed are so far only exemplified.
  • the supply is thus cross between the Einspeisticianen 5 ', 5 "or 15', 15".
  • the mentioned electrical line halves 115a to 118b are each arranged in pairs symmetrically to each other, ie the adjacent electrical line halves of each two adjacent half-dipole components parallel to each other in a comparatively small distance, this distance preferably the distance 55 between each facing ends of the corresponding dipole halves, ie, for example, the distance between the mutually facing ends of the dipole halves 111a, 111b, etc.
  • the line halves can run parallel to a rear reflector plate in the plane of the semi-dipole components. In contrast to this, in the embodiment according to FIGS.
  • a rear reflector sheet 33 may be arranged. This is related to the wave range of the electromagnetic waves to be transmitted or received, since the height of the symmetrization over the reflector plate 33 should correspond to approximately ⁇ / 4 and with respect to the radiation characteristic it may be desirable that the dipoles and dipole halves are positioned closer to the reflector sheet 33.
  • the design of the radiator arrangement shown in the drawings is such that the semi-dipole components have outwardly facing boundary edges (111a ', 114b'; 112a ', 111b'; 113a ', 112b'; 114a ').
  • , 113b ') form a square at least approximately in plan view or surround and define a square structure, wherein these boundary edges are each not electrically connected to each other at the outer corner region 202.
  • FIG. 1 shows that, using a dual-polarized dipole radiator 1 explained with reference to FIGS. 2 to 4, it is also possible to construct a corresponding antenna array with a plurality of dipole radiators 1 arranged one above the other in the vertical mounting direction, all in spite of the horizontally and vertically oriented semi-dipole components describe electrically in terms of +45 'and -45' polarized antenna.
  • the radiator arrangements shown in FIG. 1 are each arranged with their associated balancing on a reflector sheet 33, which is provided in the mounting direction of the individual radiator modules on the opposite sides with electrically conductive edges 35 extending perpendicular to the reflector plane.
  • the elements 115a to 118b designated in FIGS. 2 to 5 it is possible for the elements 115a to 118b designated in FIGS. 2 to 5 to be designed as nonconductive support elements for the dipole halves and for the lines 115 to 118 directly from below through the reflector plate 33 to the connection ends 215a, 215b , 216a, 216b, 217a, 217b and 218a, 218b, respectively.
  • the feed lines can also extend longitudinally or parallel to the wire elements. It is the preferred embodiment of those in which the wire elements are simultaneously electrically conductive and serve as feed lines.
  • the support members 115a to 118b for the dipole halves designed structurally completely different and arranged differently, for example, from the connection points 215a to 218b, starting from the middle of the dipole halves or from the corner of each perpendicular to each other dipole halves perpendicular or obliquely down to the reflector 33 to run and are mechanically anchored there.
  • the reflector itself is designed as a printed circuit board, i.
  • a printed circuit board on which the entire antenna assembly is constructed.
  • the corresponding feed can be made on the back of the printed circuit board, from where starting the electrical line halves on a suitable path to the mentioned connection points 215a to 218b.
  • care must be taken only that these halves of the line, regardless of how they are routed to the connection points on the dipole halves, are as far as possible, i. are substantially or at least approximately aligned parallel to each other, in other words at least substantially or approximately give a symmetrical line.
  • FIG. 4 shows a plan view of a radiator arrangement, which is comparable in principle to that radiator arrangement as illustrated with reference to FIG. 1, FIG. 2 and FIGS. 3 and 3a.
  • the in Figure 4 in plan view (ie perpendicular to the reflector plane) radiator arrangement shown has semi-dipole components that terminate contactlessly in the outer corner regions 202 at a small distance from each other.
  • the semi-dipole components can be made from one piece.
  • the mentioned transverse struts 200 are an integral part of the respective dipole half.
  • the cross-shaped pin-shaped bridges 121 and 122 can also be seen.
  • the inner conductor of a coaxial line can be led up to the supply for the two polarizations, preferably at the upper end directly in the connection area of the outer conductor of the coaxial directly through the metallic support structure, which also serves for balancing whereas the inner conductor is electrically connected to the bridge 122, over which the opposite second dipole half 3 "a is electrically energized, the structure itself forming the outer conductor, for the polarization offset by 90 °, the connection also takes place via a coaxial line in that in the other channel 400 the outer conductor of the coaxial line is formed by the metallic structure itself and at the upper end in the area of the dipole radiators the outer conductor of the coaxial or feed line is electrically connected to the associated dipole half 3b ' is closed, whereas the inner conductor is electrically connected to the bridge 121, which is electrically connected across the other bridge 122 electrically with the opposite dipole half 3'a electrically.
  • the two cooperating half dipole components electrically connecting cross struts 200 may also be arranged elsewhere.
  • these transverse struts 200 are arranged offset from their middle position (as shown in FIGS. 1 to 4) more to their outer corner region 202.
  • the transverse struts 200 can also be arranged offset in the opposite direction (this is shown by dashed lines in FIG Tie points 200 'then not on the Halbdipol components and not at the end of the Halbdipol components opposite to their outer corner regions 202, but on the symmetrical lines 115, 116, 117 and 118 are, ie on the pairwise cooperating line halves for a dipole half ,
  • this electrical connection or transverse strut 200 does not necessarily have to be straight. It is also possible that this electrical connection or transverse strut 200 in plan view, for example, at least slightly convex or concave. Likewise, the electrical cross connection or transverse strut 200 may be at least slightly curved and arranged such that the corresponding connecting portion extends at least partially above or below the plane formed by the Halbdipol components.
  • transverse struts or cross-connections 200 can also be designed to be arched from the other plane of the dipole halves upwards or downwards (that is to say directed away from the reflector plate or directed toward this).
  • a schematic plan view shows that a corresponding radiator arrangement can also have dipole halves which likewise have quadratic or approximately square structures in plan view, but in which the dipole surfaces in the inner region are essentially not free and empty, but rather full-surface ,
  • the transverse strut or cross-connection 200 explained with reference to FIGS. 1 to 9 is formed in the exemplary embodiment according to FIG. 10 by a surface element 200 ', wherein the respective boundary edges 115a' to 118b 'facing each other are formed by the balancing lines in the exemplary embodiments 1 to 9, which are symmetrical and preferably parallel to each other.
  • the outwardly facing boundary edges 111a 'to 114b' correspond in function to the exemplary embodiments according to FIGS. 1 to 9 to the half-dipole components 111a to 114b drawn there.
  • the opening area 300 in the two-dimensional dipole halves 3'a to 3 "b are formed in the exemplary embodiments according to FIGS.
  • the outer corner region 202 is preferably likewise designed to be open, so that the opening 300 passes through this spacer space 202 is not limited to the outside and is not framed especially closed in electrical terms.
  • a non-conductive, merely mechanical stability serving corner element can be used, as shown in dashed lines in plan view of Figure 10 for the top right dipole half.
  • the mentioned opening area 300 is preferably at least 20%, based on the total size of the square or square-like structure or outer boundary of the respective arrangement, which acts in electrical terms as dipole half 3'a, 3'b or 3 "a, 3" b.

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  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Aerials With Secondary Devices (AREA)
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EP04730220A 2003-05-08 2004-04-29 Dipolstrahler, insbesondere dualpolarisierter dipolstrahler Expired - Fee Related EP1620924B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10320621A DE10320621A1 (de) 2003-05-08 2003-05-08 Dipolstrahler, insbesondere dualpolarisierter Dipolstrahler
PCT/EP2004/004567 WO2004100315A1 (de) 2003-05-08 2004-04-29 Dipolstrahler, insbesondere dualpolarisierter dipolstrahler

Publications (2)

Publication Number Publication Date
EP1620924A1 EP1620924A1 (de) 2006-02-01
EP1620924B1 true EP1620924B1 (de) 2006-12-06

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EP04730220A Expired - Fee Related EP1620924B1 (de) 2003-05-08 2004-04-29 Dipolstrahler, insbesondere dualpolarisierter dipolstrahler

Country Status (7)

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EP (1) EP1620924B1 (pt)
KR (1) KR100958012B1 (pt)
CN (1) CN2706887Y (pt)
BR (1) BRPI0410135A (pt)
DE (2) DE10320621A1 (pt)
ES (1) ES2276295T3 (pt)
WO (1) WO2004100315A1 (pt)

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DE102014014434A1 (de) 2014-09-29 2016-03-31 Kathrein-Werke Kg Multiband-Strahlersystem
RU2636259C1 (ru) * 2016-08-10 2017-11-21 Алексей Алексеевич Лобов Двухполяризационная дипольная антенна

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DE102006037517A1 (de) 2006-08-10 2008-02-21 Kathrein-Werke Kg Antennenanordnung, insbesondere für eine Mobilfunk-Basisstation
DE102006039279B4 (de) 2006-08-22 2013-10-10 Kathrein-Werke Kg Dipolförmige Strahleranordnung
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KR20100095799A (ko) * 2009-02-23 2010-09-01 주식회사 에이스테크놀로지 광대역 안테나 및 이에 포함된 복사 소자
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DE102009058846A1 (de) 2009-12-18 2011-06-22 Kathrein-Werke KG, 83022 Dualpolarisierte Gruppenantenne, insbesondere Mobilfunkantenne
US8416142B2 (en) 2009-12-18 2013-04-09 Kathrein-Werke Kg Dual-polarized group antenna
KR101230605B1 (ko) * 2011-10-05 2013-02-06 (주)하이게인안테나 이동통신용 지향성 섹터 안테나 및 그 제조방법
DE102013012305A1 (de) 2013-07-24 2015-01-29 Kathrein-Werke Kg Breitband-Antennenarray
DE202014009236U1 (de) 2014-11-20 2014-12-18 Kathrein-Werke Kg Sende-Empfangs-Antennenanordnung, insbesondere Mobilfunkantenne
DE102015007504B4 (de) 2015-06-11 2019-03-28 Kathrein Se Dipolförmige Strahleranordnung
DE102015007503A1 (de) 2015-06-11 2016-12-15 Kathrein-Werke Kg Dipolförmige Strahleranordnung
EP3220480B8 (de) 2016-03-14 2019-03-06 Kathrein Se Dipolförmige strahleranordnung
DE102016104611B4 (de) 2016-03-14 2020-07-09 Telefonaktiebolaget Lm Ericsson (Publ) Dipolförmige Strahleranordnung
DE102016104610A1 (de) 2016-03-14 2017-09-14 Kathrein-Werke Kg Mehrfachhalter für eine dipolförmige Strahleranordnung und eine dipolförmige Strahleranordnung mit einem solchen Mehrfachhalter
DE102016112257A1 (de) 2016-07-05 2018-01-11 Kathrein-Werke Kg Antennenanordnung mit zumindest einer dipolförmigen Strahleranordnung
US11784418B2 (en) * 2021-10-12 2023-10-10 Qualcomm Incorporated Multi-directional dual-polarized antenna system
KR102530491B1 (ko) * 2021-11-03 2023-05-09 주식회사 에이스테크놀로지 5g 대역 안테나의 방사체
CN116435772B (zh) * 2023-06-15 2023-09-01 东集技术股份有限公司 一种小型化低剖面双极化天线、天线组件及pda设备

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Publication number Priority date Publication date Assignee Title
DE102014014434A1 (de) 2014-09-29 2016-03-31 Kathrein-Werke Kg Multiband-Strahlersystem
RU2636259C1 (ru) * 2016-08-10 2017-11-21 Алексей Алексеевич Лобов Двухполяризационная дипольная антенна

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DE502004002241D1 (de) 2007-01-18
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DE10320621A1 (de) 2004-12-09
BRPI0410135A (pt) 2006-05-16
WO2004100315A1 (de) 2004-11-18
CN2706887Y (zh) 2005-06-29
ES2276295T3 (es) 2007-06-16
EP1620924A1 (de) 2006-02-01

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