EP3333971A1 - Module de diffuseur dipolaire - Google Patents

Module de diffuseur dipolaire Download PDF

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Publication number
EP3333971A1
EP3333971A1 EP17188199.8A EP17188199A EP3333971A1 EP 3333971 A1 EP3333971 A1 EP 3333971A1 EP 17188199 A EP17188199 A EP 17188199A EP 3333971 A1 EP3333971 A1 EP 3333971A1
Authority
EP
European Patent Office
Prior art keywords
dipole
components
radiator
legs
length
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.)
Granted
Application number
EP17188199.8A
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German (de)
English (en)
Other versions
EP3333971B1 (fr
Inventor
Markus Quitt
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Kathrein Werke KG
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 Kathrein Werke KG filed Critical Kathrein Werke KG
Publication of EP3333971A1 publication Critical patent/EP3333971A1/fr
Application granted granted Critical
Publication of EP3333971B1 publication Critical patent/EP3333971B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • 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
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/30—Arrangements for providing operation on different wavebands
    • H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
    • H01Q5/314—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors
    • H01Q5/335—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors at the feed, e.g. for impedance matching
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
    • H01Q5/48—Combinations of two or more dipole type antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/28—Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/28—Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
    • H01Q9/285—Planar dipole
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/001—Crossed polarisation dual antennas

Definitions

  • the invention relates to a dipole radiator module.
  • a solution to the problem may be that the antennas are designed only for certain frequency bands, i. be designed separately for each mobile market.
  • the reflector is in a casting process, in a deep-drawing or embossing process, or in a milling process, preferably with its two longitudinal side boundaries and preferably provided with at least one end-side transverse side boundary, and at least one additional integrated functional part is provided on the reflector, which is also produced in a casting, in a deep-drawing or embossing or in a milling process.
  • dipole radiators are in the patent application filed by Kathrein-Werke KG US 2007/0080883 A1 which provides a dual polarized dipole radiator which radiates in two planes of polarization perpendicular or substantially perpendicular to each other and is formed as a quadrilateral dipole square and each side between two vertices comprises two dipole components oriented in axial extension at least approximately in plan view.
  • the planes of polarization each pass through an opposing pair of vertices, and two dipole components converging to a common vertex are held by two feed arms and electrically energized at a feed point provided at the respective dipole component opposite the associated corner.
  • each at least substantially perpendicular Feed arms extending to the associated dipole component are each connected to a support section extending transversely and preferably perpendicularly to the plane of the radiating plane E, with two adjacent support sections each forming a symmetrization with a slot between them.
  • the dual polarized Dipolstrahler is made of a band and / or sheet material, in particular a metal sheet, and formed integrally, wherein the individual portions of the dual polarized Dipolstrahlers including the dipole components, the feed arms, the symmetrization forming support sections and an associated the support sections connecting base by bending and / or Kant and / or fold lines are connected to each other, which are introduced into the plate-shaped starting material.
  • dipole radiators are in the utility model filed by Kathrein-Werke KG DE 202005015708 U1 discloses which provides a dipole-shaped radiator arrangement, wherein the dipole radiator arrangement comprises at least one radiator with at least two radiator halves, via which the dipole radiator arrangement is operated in at least one polarization plane, and the at least two radiator halves are arranged and / or via a carrier in front of an electrically conductive reflector held, wherein a base or a base of the carrier is arranged and / or held directly or indirectly on the reflector.
  • the at least one radiator is fed via at least one signal line.
  • a dipole radiator module comprising a first dipole radiator comprising a first dipole having associated first and second half dipole halves and a second dipole having associated third and fourth half dipole halves, each comprising associated half dipole components, and a dipole cast adapted to the first dipole radiator is proposed to wear.
  • Two first half dipole components of the second half dipole half of the first dipole and the third half dipole half of the second dipole form a first bottom of the first dipole radiator, and two second half dipole components of the second half dipole half of the first dipole and the third half dipole half of the second dipole are perpendicular to one the two first half dipole components.
  • open regions are arranged with first legs spaced from each other and associated with each of the first and second half-dipole components, the first legs having a first length exhibit.
  • Two third half dipole components of the first half dipole half of the first dipole and the fourth half dipole half of the second dipole form a first top side of the first dipole radiator.
  • Two fourth half dipole components of the first half dipole half of the first dipole and the fourth half dipole half of the second dipole are each perpendicular to one of the two third half dipole components.
  • the dipole radiator module comprises a second dipole radiator comprising a third dipole having associated first and second half dipole halves and a fourth dipole having associated third and fourth half dipole halves, each including associated half dipole components, and comprising a dipole cast adapted to the second dipole radiator to wear.
  • Two fifth half dipole components of the second half dipole half of the third dipole and the third half dipole half of the fourth dipole form a second bottom side of the second dipole radiator.
  • Two sixth half-dipole components of the second half-dipole half of the third dipole and the third half-dipole half of the fourth dipole are each perpendicular to one of the two fifth half-dipole components which are perpendicular to each other at the ends of respective outer corner regions of the respective fifth and sixth half-dipole elements Components are conductively connected to each other.
  • Two seventh half dipole components of the first half dipole half of the third dipole and the fourth half dipole half of the fourth dipole form a second top side of the second dipole radiator.
  • Two eighth semi-dipole components of the first half dipole half of the third dipole and the fourth half dipole half of the fourth dipole are each perpendicular to one of the two seventh half dipole components.
  • each of the seventh and eighth Halbdipol components At the ends perpendicular to each other at respective outer corner regions of the respective mutually perpendicular seventh and eighth Halbdipol components open areas are arranged with each of the seventh and eighth Halbdipol components associated spaced apart third legs, said third leg having a third length exhibit.
  • the first length is shorter than the second length and / or the first length corresponds to the third length.
  • the first length is between 0.01 Am and 0.2 Am, where ⁇ is the wavelength of the frequency range of the respective dipole and m is the center frequency of the frequency range of the respective dipole. The length of the openings influences the tracking very much.
  • the first legs overlap each other at a predetermined distance from each other
  • the second legs overlap each other at a predetermined distance from each other
  • the third legs overlap each other at a predetermined distance from each other.
  • first legs, the second legs and the third legs each in the direction of the associated inner conductor of the first or second dipole radiator. In one embodiment, the first legs, the second legs, and the third legs overlap such that they are substantially parallel to each other.
  • the first dipole radiator and the second dipole radiator each comprise a balancing arranged on each side of the dipole base, wherein a length of the balancing is between 0.12 Am to 0.25 Am, where ⁇ is the wavelength of the frequency range of the respective dipole and m Center frequency of the frequency range is the frequency range of the respective dipole. Symmetrization is responsible for compensating sheath waves. In the claimed embodiment, the balancing shifts the unwanted cladding waves to an unused frequency range, here outside of 2.7 GHz.
  • a dipole radiator module comprising a described first dipole radiator and a described second dipole radiator, wherein the first and second dipole radiators have the same shape and size and the second bottom surface of the first second dipole radiator faces the first top surface of the first dipole radiator second dipole radiator is disposed above the first dipole radiator.
  • an array comprising at least two described dipole radiator modules for arrangement in an antenna, wherein the at least two dipole radiator modules are arranged vertically above one another or horizontally with respect to one another, the second dipole radiator being arranged above the first dipole radiator such that the second underside of the second dipole radiator facing the first top of the first dipole radiator.
  • the first underside of the first dipole radiator points in the direction of the terminals of the antenna.
  • the entire frequency band currently used (and eventually, if necessary, with modifications, also later) can be covered.
  • the problem of a too narrow half-width in the upper frequency band or poor tracking is solved because the half-width can be adjusted by the approximately equal half width of the first and second dipole radiator depending on the desired frequency band and the tracking is improved by the special geometry.
  • FIGS. 1 and 2 2 show views of dipole square first and second dipole radiators 1 and 2 of a dipole radiator module according to an embodiment of the present invention.
  • the following description of the same components applies to both dipole radiators 1 and 2. Only in the case of deviations, reference is made separately to one of the two dipole radiators 1 or 2.
  • a dipole radiator formed, for example, as a dipole square comprises 1 or 2, as in FIG FIGS. 1 and 2 shown, two dipoles with associated Halbdipolhcrun or dipole halves 1a '+ 1b' and 1 "a + 1" b or 2a '+ 2b' and 2 "a + 2" b, which in turn in Halbdipol components 110a, 110b, 111 a, 111b, 112a, 112b, 113a, 113b; 210a, 210b, 211a, 211b, 212a, 212b, 213a, 213b are divisible.
  • the semi-dipole components or at least their extensions intersect in their outer corner region 10-13; 20-23.
  • the dipole radiators 1 and 2 shown each act like a dipole radiating with a polarization of ⁇ 45 °.
  • the dipole radiators 1 and 2 are each by an electric dipole with associated Halbdipolhworthn or dipole halves 1'a and 1'b and a second dipole perpendicular thereto with associated Halbdipolhcann or dipole halves 1 "a and 1" b formed.
  • the examples shown are for illustrative purposes only. It is also possible to have a different polarization of the dipole, i. the dipole halves can be used in a different arrangement than described. For such cases the description applies analogously.
  • each of the two dipoles of the first radiator comprises respective half dipole halves or dipole halves 1'a and 1'b for the first dipole and the half dipole halves or dipole halves 1 "a and 1" b for the second dipole.
  • the dipole half 1'a is formed by two mutually perpendicular half-dipole components 110b and 111a.
  • the dipole half 1'b is formed by two mutually perpendicular semi-dipole components 112b and 113a.
  • the dipole half 1 "a is formed by two mutually perpendicular half-dipole components 110a and 113b
  • the dipole half 1" b is formed by two mutually perpendicular half-dipole components 111b and 112a.
  • all semi-dipole components 110b and 111a, 111b and 112a, 112b and 113a, 113b and 110a terminate at their respective ends at right angles to each other at their respective outer corner regions 10 to 13 at a distance from each other. They form inwardly, i. in the direction of the inner conductor 5, pointing to each other spaced legs 10a, 10b, 11a, 11b, 12a, 12b, 13a, 13b at their respective outer corner regions 10 to 13.
  • the distance between the legs to each other is to be selected such that the legs of a capacitive and can not make any galvanic coupling with each other.
  • the two half-dipole components 113a and 113b form the first bottom U1 (in plan view) of the first dipole radiator 1, and the two half-dipole components 111a and 111b form the first top O1 (in plan view) of the first dipole radiator 1.
  • each of the two dipoles 2'a + 2'b and 2 "a + 2" b of the second dipole radiator 2 respectively has associated dipole halves 2 '. a and 2'b and dipole halves 2 "a and 2" b, as in FIG. 2 shown.
  • the dipole half 2'a is formed by two mutually perpendicular half-dipole components 210b and 211a.
  • the dipole half 2'b is formed by two mutually perpendicular semi-dipole components 212b and 213a.
  • the dipole half 2 "a is formed by two mutually perpendicular half-dipole components 210a and 213b
  • the dipole half 2" b is formed by two mutually perpendicular half-dipole components 211b and 212a.
  • two semi-dipole components 210b and 211a, 211b and 212a terminate at their respective ends perpendicular to one another at the respective outer corner regions 20 and 21 at a distance from one another. They form inwardly, i. in the direction of the inner conductor 5, pointing to each other spaced legs 20a, 20b, 21a, 21b at the respective outer corner regions 20 and 21.
  • the distance between the legs to each other is to be chosen such that the legs can make a capacitive and no galvanic coupling with each other.
  • Two other semi-dipole components 212b and 213a, 213b and 210a are electrically conductively connected to one another at their corner regions 22 and 23.
  • the two semi-dipole components 212b and 213a, 213b and 210a are formed, for example, in one piece during manufacture. However, they may also be interconnected by other methods of making a fixed connection, e.g. by soldering, welding or other mechanical connections.
  • the two half-dipole components 213a and 213b which are electrically conductively connected to their associated half dipole components 210a and 212b, form the second bottom U2 (in plan view) of the second dipole radiator 2 and the two half dipole components 211a and 211b form the second one Top 02 (in plan view) of the second dipole radiator 2.
  • the two semi-dipole components 113a and 113b, which form the first underside U1 of the first dipole radiator 1, each have at their corner regions 12 and 13 legs 12a, 12b, 13a, 13b which have the same first length L1 as possible
  • the first length L1 differs from the second length L2 in such a way that the first length L1 is shorter than the second length L2, preferably by 30% to 50%.
  • the first length L1 as well as the second length L2 may be within a range of 0.01 to 0.2 Am, where ⁇ denotes the wavelength of the frequency range of the respective dipole and m denotes the center frequency of the frequency range of the respective dipole. It is important that the first length L1 is shorter than the second length L2. The exact ratio depends on the application and can either be calculated or determined by experiments by a person skilled in the art.
  • the two Halbdipol components 211a and 211 b which form the second top 02 of the second dipole radiator 2, respectively at their corner regions 20 and 21 legs 20a, 20b, 21 a, 21 b, which as possible the same third Length L3, said third length L3 preferably corresponds to the first length L1 of the legs 12a, 12b, 13a, 13b of the first dipole radiator 1.
  • the distance between the legs is to be selected in such a way that the legs can make a capacitive and not a galvanic coupling with each other.
  • the open corner regions 10 to 13 and 20 and 21 can also be opened in a different manner, ie not connected to one another, as shown in FIGS. 3a or 3b shown.
  • two half-dipole components can be arranged at their ends parallel to each other with a distance from each other by one of the two Halbdipol components is angled at at least approximately 90 ° angle to the other Halbdipol component and the two Halbdipol components so that they run parallel to each other.
  • the length of the overlapping regions should preferably be within a range of 0.01 to 0.2 Am, where ⁇ denotes the wavelength of the frequency range of the respective dipole and m the center frequency of the frequency range of the respective dipole.
  • dipole radiators are not limited to the shape shown in these figures, but also omnidirectional can be used in which corresponding open and closed areas are provided. Again, the lumens of the open areas are preferably within a range of 0.01 to 0.2 Am, where ⁇ denotes the wavelength of the frequency range of the respective dipole and m denotes the center frequency of the frequency range of the respective dipole.
  • FIG. 4 is a sectional view through the area W of FIGS. 1 and 2 shown.
  • Symmetrization 3 is to be understood as meaning a component or a region in a component serving, for example, as a dipole nut 4, for example a recess 3 serving as symmetry in a dipole nut 4, by which sheath waves occurring can be compensated.
  • the symmetrization 3 usually extends from the top of the Dipolfußes 4 to the lower end of the Dipolfußes 4, for example, to a circuit board on which the Dipolfuß 4 is attached to the dipole radiator 1 or 2, ie over the entire length or height H.
  • the symmetry 3 of the invention has a length S of preferably 0.12 Am to 0.25 Am, wherein the length S and the height H from the bottom to the lower edge of the dipole screen is measured, as in FIG. 4 shown.
  • the frequencies can be shifted to a range above 2.7 GHz, so that occurring sheath waves in this or a higher frequency range have no influence on the functionality of the dipole radiator or of the later dipole module or array ,
  • two dipole radiators 1 and 2 of the same design eg, both circular or both, are used as squares when used together in a dipole radiator module, as in FIG. 5 shown.
  • two dipole radiators with at least approximately the same size are used, as also in FIG. 5 shown.
  • the first dipole radiator 1 described above and the second dipole radiator 2 described above are connected to one another to form a dipole radiator module 102 such that the first top side O1 of the first dipole radiator 1 and the second bottom side U2 of the second dipole radiator 2 face one another.
  • the distance between the two dipole radiators 1 and 2 plays a subordinate role for this invention. The closer the distance, the higher the frequencies can be covered.
  • the second dipole radiator 2 is arranged in a vertical arrangement above the first dipole radiator 1 and that the closed side of the second dipole radiator 2, ie the second bottom U2, points downwards U, ie to the first top side O1 of the first dipole radiator 1.
  • the term "down" U in the direction of the terminals of the antenna in which the Dipolstrahlermodul 102 is or can be arranged, so the direction of the ground, if it is arranged vertically.
  • the two used first and second dipole radiators 1 and 2 preferably have the same design and size. Due to the special geometry of the individual radiator and the corresponding arrangement to each other, they additionally have at least approximately the same half-width, preferably between 60 ° and 70 °, preferably about ⁇ 65 °. As a result, an overall narrower half width is achieved in the overall system and thus a better adjustment of the direction. These serve, for example, the open legs. The open legs are also used for tracking.
  • an array 200 having a plurality of stacked dipole radiator modules 102 as described above is shown. This is just an example of how an array can be built.
  • dipole radiator modules 102 can also be arranged horizontally, ie side by side. Also, a combination of vertically and horizontally disposed dipole radiator modules 102 may be used, to achieve the desired effect.
  • a very wide frequency band can be covered up to 2.7 GHz, without having to accept too narrow half-widths in the upper frequency band of about 2400-2690 GHz or bad tracking . Due to the approximately equal width of the half-width of each of the individual radiators in the desired range, a narrower half-width can be realized in the overall system. Furthermore, due to the modular design, ie only an always identical dipole radiator module 102 is required for assembling the array 200, the arithmetic and measuring effort is reduced, and a simpler storage is achieved.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Aerials With Secondary Devices (AREA)
EP17188199.8A 2016-12-09 2017-08-28 Module de diffuseur dipolaire Not-in-force EP3333971B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102016123997.6A DE102016123997A1 (de) 2016-12-09 2016-12-09 Dipolstrahlermodul

Publications (2)

Publication Number Publication Date
EP3333971A1 true EP3333971A1 (fr) 2018-06-13
EP3333971B1 EP3333971B1 (fr) 2019-08-21

Family

ID=59738227

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17188199.8A Not-in-force EP3333971B1 (fr) 2016-12-09 2017-08-28 Module de diffuseur dipolaire

Country Status (5)

Country Link
US (1) US10587053B2 (fr)
EP (1) EP3333971B1 (fr)
CN (1) CN108232415A (fr)
DE (1) DE102016123997A1 (fr)
ES (1) ES2757449T3 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020205228A1 (fr) * 2019-03-29 2020-10-08 Commscope Technologies Llc Antennes dipôles à double polarisation ayant des trajets d'alimentation inclinés qui suppriment un rayonnement en mode commun (monopôle)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202005015708U1 (de) * 2005-10-06 2005-12-29 Kathrein-Werke Kg Dual polarisierte Dipolstrahler
US20070241983A1 (en) * 2006-04-18 2007-10-18 Cao Huy T Dipole antenna
CN103972663A (zh) * 2014-05-12 2014-08-06 京信通信技术(广州)有限公司 移动通信天线及其双极化宽频辐射单元
GB2517735A (en) * 2013-08-30 2015-03-04 Victor Sledkov Dual polarized antenna

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19722742C2 (de) * 1997-05-30 2002-07-18 Kathrein Werke Kg Dualpolarisierte Antennenanordnung
DE19823750A1 (de) 1998-05-27 1999-12-09 Kathrein Werke Kg Antennenarray mit mehreren vertikal übereinander angeordneten Primärstrahler-Modulen
DE19860121A1 (de) * 1998-12-23 2000-07-13 Kathrein Werke Kg Dualpolarisierter Dipolstrahler
US6822618B2 (en) * 2003-03-17 2004-11-23 Andrew Corporation Folded dipole antenna, coaxial to microstrip transition, and retaining element
DE10316786A1 (de) * 2003-04-11 2004-11-18 Kathrein-Werke Kg Reflektor, insbesondere für eine Mobilfunk-Antenne
DE10359622A1 (de) * 2003-12-18 2005-07-21 Kathrein-Werke Kg Antenne mit zumindest einem Dipol oder einer dipolähnlichen Strahleranordnung
EP2858173B1 (fr) * 2012-05-29 2023-01-04 Huawei Technologies Co., Ltd. Unité de rayonnement d'antenne à double polarisation et antenne de station de base

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202005015708U1 (de) * 2005-10-06 2005-12-29 Kathrein-Werke Kg Dual polarisierte Dipolstrahler
US20070241983A1 (en) * 2006-04-18 2007-10-18 Cao Huy T Dipole antenna
GB2517735A (en) * 2013-08-30 2015-03-04 Victor Sledkov Dual polarized antenna
CN103972663A (zh) * 2014-05-12 2014-08-06 京信通信技术(广州)有限公司 移动通信天线及其双极化宽频辐射单元

Also Published As

Publication number Publication date
US20180166793A1 (en) 2018-06-14
ES2757449T3 (es) 2020-04-29
EP3333971B1 (fr) 2019-08-21
CN108232415A (zh) 2018-06-29
DE102016123997A1 (de) 2018-06-14
US10587053B2 (en) 2020-03-10

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