EP1194982B1 - Antenne - Google Patents

Antenne Download PDF

Info

Publication number
EP1194982B1
EP1194982B1 EP00944010A EP00944010A EP1194982B1 EP 1194982 B1 EP1194982 B1 EP 1194982B1 EP 00944010 A EP00944010 A EP 00944010A EP 00944010 A EP00944010 A EP 00944010A EP 1194982 B1 EP1194982 B1 EP 1194982B1
Authority
EP
European Patent Office
Prior art keywords
antenna
decoupling
elements
decoupling element
antenna according
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 - Lifetime
Application number
EP00944010A
Other languages
German (de)
English (en)
Other versions
EP1194982B9 (fr
EP1194982A1 (fr
Inventor
Max GÖTTL
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
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7914133&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP1194982(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kathrein Werke KG filed Critical Kathrein Werke KG
Publication of EP1194982A1 publication Critical patent/EP1194982A1/fr
Application granted granted Critical
Publication of EP1194982B1 publication Critical patent/EP1194982B1/fr
Publication of EP1194982B9 publication Critical patent/EP1194982B9/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
    • H01Q1/523—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas between antennas of an array
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
    • H01Q1/525—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas between emitting and receiving 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

Definitions

  • the invention relates to an antenna with at least two fed emitters according to the preamble of the claim 1.
  • an antenna array is also known, which several vertically stacked Having dipoles, wherein each of two superimposed arranged dipoles arranged a protruding element which is to improve the decoupling between the Should serve dipoles.
  • This prior art antenna array is However, constructed in stripline or triplate technology. In addition, it has no reflector. Only a shield is provided for the triplate structure. But above all, it is in this known Antenna array not around a dual polarized antenna array, but an arrangement in which only one Polarization can be received or sent.
  • Object of the present invention is in antennas with at least one powered dual polarized radiator (i.e., for example, an antenna having at least two dipole radiators, which are arranged dual polarized), in particular in dual polarized antenna arrays a further improved Possibility to decouple the various spotlights to enable.
  • at least one powered dual polarized radiator i.e., for example, an antenna having at least two dipole radiators, which are arranged dual polarized
  • conductive Decoupling elements to be used which coincide with their Main extension direction, so with their longest extent parallel to the propagation direction of the electromagnetic Wave in far-field viewing (i.e., parallel to the main beam direction of a single radiator, the adjacent is arranged to the decoupling element on the reflector) and / or with its longest extent perpendicular to one Reflector are aligned (i.e., at least perpendicular to Reflector in the region of the foot of the decoupling element).
  • the alignment does not have to be exactly in the direction of propagation the electromagnetic wave or not exactly correspond to the depression to the plane of a reflector.
  • the decoupling elements which are preferably designed rod-shaped, with a component in the propagation direction of the electromagnetic Waves, i. in particular perpendicular to Reflector plate plane are aligned, wherein at least these components opposite one perpendicular to it standing component is larger.
  • the decoupling elements is called this with others Words, that the angle between the longitudinal extension a decoupling element and a perpendicular to Reflector plate plane (ie at least one vertical perpendicular to the reflector plate plane in the area of the foot of the Decoupling element) or the angle between the longitudinal extension a decoupling element and the Hauptausbreitungsraum an electromagnetic wave of a adjacent is less than 45 °.
  • the Decoupling element either electrically galvanic or capacitively connected to the reflector.
  • the inventive system - and this is particularly surprising - has decisive advantages dual polarized antennas, that is in particular at least one crossed dipole or at least one dipole square include.
  • dual polarized antennas that is in particular at least one crossed dipole or at least one dipole square include.
  • those from GB 2,171,257 A known decoupling only a dipole arrangement a polarization that are also adjacent.
  • the decoupling elements according to the invention are preferably rod-shaped and / or cone-shaped.
  • the decoupling elements according to the invention can thereby for example, between two radiators, for example between two or more vertically polarized or horizontally polarized radiators each in the range of Connecting line of these emitters be arranged.
  • the preferred perpendicular on the reflector sheet sitting inventive Decoupling elements in the immediate area between the individual dipole halves, e.g. in plan view on an angle bisector of a Wiendipolan ever.
  • one or more of the decoupling elements according to the invention for example, at a dipole square be located within the dipole square, and hereby again preferably on an angle bisector of the dipole square.
  • the rod-shaped decoupling elements according to the invention extend as stated with their greatest longitudinal extent or component in the direction of propagation of magnetic waves and / or perpendicular to the reflector plane.
  • the decoupling elements can be uniform Cross section or different cross-sectional shapes have, for example, with round or regular or irregular n-polygonal, for example square or hexagonal section, etc.
  • the cross section can also be over the length of vary according to the invention decoupling elements.
  • the cross-sectional areas are not rotationally symmetric are, but different, for example Longitudinal directions along two perpendicular to each other standing and parallel to the reflector surface extending Have cutting axes.
  • the invention Decoupling elements in particular also at their for Reflector plate opposite end with formations or essays that are also transverse to the vertical Extension component of the decoupling elements and thus across the propagation direction of the electromagnetic Waves and / or parallel to the plane of the reflector sheet can extend.
  • FIGS. 1a and 1b in FIG which in a schematic plan view of an antenna 1 with at least two radiators 3 is shown, namely two Dipole radiators 3a, each with two dipole halves 13 ', the according to the embodiment of Figure 1 in corresponding suitable distance in front of a reflector 5 or a Reflector plate 5 are arranged.
  • the schematic Page representation of Figure 1b are the respectively associated Symmetries 7 can be seen, about which the dipole halves 13 'are held opposite the reflector plate 5.
  • the dipole radiators 3a are with their dipole halves 13 'in shown embodiment is offset to a cultivation line 11 arranged to each other.
  • Decoupling element 17 is arranged, which in the illustrated embodiment of a rod-shaped and hexagonal in cross-section, i. like one regular hexagon formed decoupling element 17a exists.
  • the decoupling element 17 or 17a thus formed is on his foot 21 conductively connected to the reflector 5, for example electrically connected or capacitive.
  • the length of the rod-shaped element i. its extension direction parallel to the propagation direction of the electromagnetic Waves of the thus formed antenna 1, i. perpendicular to the reflector 5 is preferably 0.05 to 1 times the wavelength of the frequency range to be transmitted the antenna.
  • the diameter of the rod-shaped element can also differ widely and is preferably about 0.01 to 0.2 times the wavelengths to be transmitted.
  • FIGS. 3a to 3c show an antenna 1 which has two comprises dipole radiators joined together to form a crossed dipole 3b.
  • Cross-shaped dipole radiators are in the range of the cross dipole 3b lying respectively a corresponding one Decoupling element 17, 17a arranged.
  • cross dipoles or for example Dipole squares
  • two separate inputs are used to control, between which a decoupling (or isolation) is measurable, wherein the use of the invention Decoupling device is detectable in this way.
  • inventive Principle of decoupling elements works well even then if an asymmetric arrangement is used, ie For example, in the figures 3 to 3c, only one of the two Decoupling elements is used.
  • FIG. 4 is a plan view a dipole square 3c at a corresponding distance before a reflector 5 shown, wherein on an angle bisector 27 lying in the region of the cross dipoles 3c two Decoupling elements 17, 17 a are shown, each in an area between the vertices 29 of the dipole square and the center 31 of the dipole square.
  • two are vertical superimposed radiator devices in the form of two cross radiators 36 in front of a vertically extending Reflector 5 shown, wherein on the vertical cultivation or Connecting line 11 in the middle of an inventive decoupling element 17, 17a, which is also shown again parallel to the propagation direction of the electromagnetic Waves of the spotlights, in other words vertical extends to the plane of the reflector 5.
  • the decoupling elements 17, 17a in wide areas be shaped differently, especially with another Cross section be provided.
  • the cross-section of the decoupling elements 17, 17a may be, for example, n-polygonal, round, elliptical, with partly convex and concave successive peripheral sections or in other Be formed manner, wherein the entire longitudinal extent of the decoupling element 17, 17a thus formed or its extension component perpendicular to the reflector 5 and / or parallel to the propagation direction of the electromagnetic Waves of the antenna 1 has a degree, which is greater than the cross-sectional dimension in any one Transverse direction parallel to the plane of the reflector 5.
  • the main extension direction 25 (FIG. 1a) is of the decoupling element 17 according to the invention in one Angular range of more than 45 ° relative to the plane of the Reflector 5 up to preferably 90 °, ie perpendicular to Level of the reflector 5 extending provided.
  • Figure 7 shows while a cross-sectional representation of the reflector plane. 5 and a decoupling element 17 seated thereon, which as explained also obliquely, so not perpendicular to the plane of the reflector sheet 5 can be arranged.
  • the angle ⁇ i.e. that of the vertical 41 to the plane of the reflector 5 to the extension direction 43 of the decoupling element 17 formed angle ⁇ is less than 45 °, preferably less than 30 ° or 15 °, preferably just 0 °.
  • the normal 41 with respect to the plane of the reflector 5, corresponds to the propagation direction in the far field view the electromagnetic waves.
  • the decoupling element also different over its longitudinal extent in height Have cross-sectional shapes and dimensions can.
  • FIG. 10 shows a short rod-shaped one Attachment 45 indicated, whose maximum transverse extent but less than the total height of the decoupling element 17th

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
  • Support Of Aerials (AREA)

Claims (21)

  1. Antenne comportant au moins un émetteur de rayonnement (3) à double polarisation ou plusieurs émetteurs de rayonnement (3) à double polarisation, lequel est agencé en amont d'un plan de réflecteur (5) ou lesquels sont agencés en amont d'un plan de réflecteur (5), respectivement, de sorte que la direction de propagation principale de l'onde électromagnétique de chaque émetteur de rayonnement (3) à double polarisation est située, en observation de champ éloigné, perpendiculairement au plan de réflecteur (5) dans la région de pied de l'émetteur (3), chaque émetteur (3) à double polarisation étant constitué par des émetteurs de rayonnement individuels à polarisation différente, et comportant au moins un élément de découplage (17) passif conducteur pour découpler les émetteurs de rayonnement à polarisation différente, l'élément de découplage (17) comprenant un pied (21) qui est relié au réflecteur (5) par conduction galvanique ou en mode capacitif, et l'élément de découplage (17) présentant une extension la plus longue dans une direction, grâce à quoi sa direction d'extension principale est définie, caractérisée par les caractéristiques suivantes :
    la direction d'extension principale de l'élément de découplage (17)
    a) est agencée perpendiculairement au plan de réflecteur (3), ou
    b) forme, avec une perpendiculaire qui est perpendiculaire au plan de réflecteur (5) dans la région du pied (21) de l'élément de découplage (17), un angle (α) qui est inférieur à 45°.
  2. Antenne selon la revendication 1, caractérisée en ce que la longueur de l'élément de découplage (17) ou la projection de la longueur de l'élément de découplage (17) sur la perpendiculaire qui est perpendiculaire au plan de réflecteur (5) dans la région du pied (21) de l'élément de découplage (17), est supérieure à 0,05 fois la longueur d'onde des ondes électromagnétiques émises ou reçues par l'intermédiaire des émetteurs de rayonnement (3).
  3. Antenne selon l'une ou l'autre des revendications 1 et 2, caractérisée en ce que la longueur de l'élément de découplage (17) ou sa composante par rapport à une perpendiculaire au plan du réflecteur (5) au voisinage du pied (21) de l'élément de découplage (17) est inférieure à 1 fois la longueur d'onde des ondes électromagnétiques émises ou reçues par l'intermédiaire des émetteurs de rayonnement (3).
  4. Antenne selon l'une des revendications 1 à 3, caractérisée en ce que l'épaisseur de l'élément de découplage (17) est supérieure à 0,01 fois la longueur d'onde de fonctionnement.
  5. Antenne selon l'une des revendications 1 à 4, caractérisée en ce que l'épaisseur de l'élément de découplage (17) est inférieure à 0,2 fois la longueur d'onde de fonctionnement.
  6. Antenne selon l'une des revendications 1 à 5, caractérisée en ce que la section transversale à la direction d'extension de l'élément de découplage (17) est n-polygonale, ronde, elliptique ou irrégulière.
  7. Antenne selon l'une des revendications 1 à 6, caractérisée en ce que l'angle (α) entre la direction d'extension (43) en direction longitudinale de l'élément de découplage (17) et la normale (41) sur le plan du réflecteur (5) est inférieur à 30°, de préférence inférieur à 15°, en particulier autour de 0°.
  8. Antenne selon l'une des revendications 1 à 7, caractérisée en ce que l'élément de découplage (17) comprend un pied (21) et, en particulier à l'extrémité opposée au pied (21), il est pourvu d'un talon ou d'un téton (45) qui dépasse la dimension de la section transversale du tronçon, situé au-dessous, de l'élément de découplage (17).
  9. Antenne selon la revendication 8, caractérisée en ce que le talon ou téton (45) est réalisé en forme de boule, à la manière d'un polygone, en forme de barre, etc.
  10. Antenne selon l'une des revendications 1 à 9, caractérisée en ce que l'élément de découplage (17) est en forme de barre ou de bande ou en forme de guide d'ondes.
  11. Antenne selon l'une des revendications 1 à 10, caractérisée en ce qu'il est prévu au moins deux émetteurs de rayonnement (3), et en ce que ledit au moins un élément de découplage (17) est agencé entre deux émetteurs de rayonnement (3) voisins.
  12. Antenne selon la revendication 11, caractérisée en ce que ledit au moins un élément de découplage (17) est agencé sur la ligne de liaison (11) et de préférence au milieu entre deux émetteurs de rayonnement (3) voisins.
  13. Antenne selon l'une des revendications 1 à 12, caractérisée en ce que dans le cas d'un dipôle croisé (3, 3b), au moins un, de préférence au moins deux éléments de découplage (17) est/sont agencé(s) dans la région du dipôle croisé (3b).
  14. Antenne selon l'une des revendications 1 à 13, caractérisée en ce que dans le cas d'un carré dipolaire (3, 3c), au moins un, de préférence au moins deux éléments de découplage (17) est/sont agencé(s) dans la région du carré dipolaire (3c).
  15. Antenne selon l'une ou l'autre des revendications 12 ou 13, caractérisée en ce que ledit au moins un ou lesdits de préférence aux moins deux éléments de découplage (17) est/sont agencé(s) sur une bissectrice par rapport au dipôle croisé (3, 3b) et par rapport au carré dipolaire (3, 3c), respectivement.
  16. Antenne selon l'une des revendications 13 à 15, caractérisée en ce que ledit au moins un ou lesdits de préférence aux moins deux éléments de découplage (17) est/sont agencé(s) sur la bissectrice (27) entre le centre de l'émetteur et avant sa limite extérieure.
  17. Antenne selon l'une des revendications 1 à 16, caractérisée en ce que les émetteurs de rayonnement (3) sont constitués par des émetteurs de rayonnement pour transmettre des polarisations verticales, des polarisations horizontales, des polarisations orthogonales, en particulier par des émetteurs de rayonnement dipolaires ou des émetteurs de rayonnement composites (patch).
  18. Antenne selon l'une des revendications 1 à 17, caractérisée en ce que l'agencement d'antennes dans son ensemble, y compris ledit au moins un élément de découplage ( 17), est asymétrique.
  19. Antenne selon l'une des revendications 1 à 18, caractérisée en ce que lesdites au moins deux entrées séparées et associées aux antennes à double polarisation sont découplées de manière mesurable.
  20. Antenne selon l'une des revendications 1 à 19, caractérisée en ce que tous les éléments de découplage (17) sont réalisés de la même manière.
  21. Antenne selon l'une des revendications 1 à 19, caractérisée en ce qu'il est prévu plusieurs éléments de découplage (17), et en ce qu'au moins un, de préférence plusieurs éléments de découplage (17) est/sont réalisé(s) différemment par rapport aux autres éléments de découplage (17).
EP00944010A 1999-07-08 2000-07-06 Antenne Expired - Lifetime EP1194982B9 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19931907A DE19931907C2 (de) 1999-07-08 1999-07-08 Antenne
DE19931907 1999-07-08
PCT/EP2000/006411 WO2001004991A1 (fr) 1999-07-08 2000-07-06 Antenne

Publications (3)

Publication Number Publication Date
EP1194982A1 EP1194982A1 (fr) 2002-04-10
EP1194982B1 true EP1194982B1 (fr) 2004-10-13
EP1194982B9 EP1194982B9 (fr) 2007-10-31

Family

ID=7914133

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00944010A Expired - Lifetime EP1194982B9 (fr) 1999-07-08 2000-07-06 Antenne

Country Status (14)

Country Link
US (1) US6734829B1 (fr)
EP (1) EP1194982B9 (fr)
JP (1) JP4102067B2 (fr)
KR (1) KR100797981B1 (fr)
CN (1) CN1253967C (fr)
AT (1) ATE279792T1 (fr)
AU (1) AU772733B2 (fr)
BR (1) BRPI0012270B1 (fr)
CA (1) CA2379846C (fr)
DE (2) DE19931907C2 (fr)
ES (1) ES2228561T3 (fr)
HK (1) HK1050961A1 (fr)
NZ (1) NZ516380A (fr)
WO (1) WO2001004991A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1689022A1 (fr) 2005-02-08 2006-08-09 Kathrein-Werke KG Antenne pour une station de base cellulaire
CN108242586A (zh) * 2016-12-27 2018-07-03 启碁科技股份有限公司 通信装置

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1434300B1 (fr) * 2002-12-23 2007-04-18 HUBER & SUHNER AG Antenne à large bande avec une pièce coulée en trois dimensions
SE0400974D0 (sv) * 2004-04-15 2004-04-15 Cellmax Technologies Ab Dipole design
DE102004025904B4 (de) * 2004-05-27 2007-04-05 Kathrein-Werke Kg Antenne
DE202004013971U1 (de) * 2004-09-08 2005-08-25 Kathrein-Werke Kg Antenne, insbesondere Mobilfunkantenne
US7557675B2 (en) * 2005-03-22 2009-07-07 Radiacion Y Microondas, S.A. Broad band mechanical phase shifter
KR100725501B1 (ko) * 2005-08-19 2007-06-08 삼성전자주식회사 전자기파 측정장치
US7616168B2 (en) * 2005-08-26 2009-11-10 Andrew Llc Method and system for increasing the isolation characteristic of a crossed dipole pair dual polarized antenna
JP4974168B2 (ja) 2007-10-02 2012-07-11 古河電気工業株式会社 レーダ装置用アンテナ
US9031613B2 (en) * 2007-12-21 2015-05-12 University Of New Brunswick Joint communication and electromagnetic optimization of a multiple-input multiple-output ultra wideband base station antenna
WO2010018896A1 (fr) * 2008-08-11 2010-02-18 Ace Antenna Corp. Antenne équipée d’un élément de découplage
CN101847783B (zh) * 2009-03-25 2013-01-30 华为技术有限公司 双极化振子天线
US8462071B1 (en) * 2010-05-26 2013-06-11 Exelis Inc. Impedance matching mechanism for phased array antennas
ZA201202632B (en) * 2011-04-12 2014-10-29 Vodacom (Proprietary) Ltd Omnidirectional antenna with a null in a selected direction
KR101306535B1 (ko) * 2011-11-15 2013-09-09 엘지이노텍 주식회사 Ｍｉｍｏ 안테나
CN103219590B (zh) * 2013-03-29 2015-07-15 京信通信技术(广州)有限公司 可实现隔离度调节的移相装置
CN103227363B (zh) * 2013-03-29 2016-08-10 京信通信技术(广州)有限公司 隔离度自适应调节天线
CN107359399B (zh) * 2013-06-27 2020-07-14 华为技术有限公司 一种天线辐射单元及天线
KR101703741B1 (ko) * 2015-09-11 2017-02-07 주식회사 케이엠더블유 다중편파 방사소자 및 이를 구비한 안테나
CN108028462B (zh) * 2015-11-25 2021-11-05 康普技术有限责任公司 具有解耦单元的相控阵列天线
US11128055B2 (en) * 2016-06-14 2021-09-21 Communication Components Antenna Inc. Dual dipole omnidirectional antenna
US10389015B1 (en) * 2016-07-14 2019-08-20 Mano D. Judd Dual polarization antenna
CN110462931B (zh) * 2017-03-29 2021-07-06 日本电业工作株式会社 阵列天线以及扇形天线
CN110622352B (zh) * 2017-05-16 2021-05-07 日本电业工作株式会社 阵列天线
CN113708059A (zh) * 2017-05-16 2021-11-26 华为技术有限公司 一种天线
US10290930B2 (en) 2017-07-18 2019-05-14 Honeywell International Inc. Crossed dipole with enhanced gain at low elevation
US11011815B2 (en) * 2018-04-25 2021-05-18 Texas Instruments Incorporated Circularly-polarized dielectric waveguide launch for millimeter-wave data communication
WO2020190863A1 (fr) 2019-03-21 2020-09-24 Commscope Technologies Llc Antennes de station de base comprenant des ensembles passifs pour améliorer les performances de discrimination par polarisations croisées
CN113690581A (zh) 2020-05-18 2021-11-23 康普技术有限责任公司 天线
CN113285239B (zh) * 2021-04-26 2022-11-15 湖南大学 一种基于相位调节的去耦反射器
CN115693109A (zh) * 2021-07-21 2023-02-03 康普技术有限责任公司 基站天线

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3541559A (en) * 1968-04-10 1970-11-17 Westinghouse Electric Corp Antenna for producing circular polarization over wide angles
GB2171257A (en) * 1984-12-20 1986-08-20 Marconi Co Ltd A dipole array
US4812855A (en) * 1985-09-30 1989-03-14 The Boeing Company Dipole antenna with parasitic elements
DE4219168A1 (de) * 1992-06-11 1993-12-16 Rohde & Schwarz Rundstrahlantenne
GB9410994D0 (en) * 1994-06-01 1994-07-20 Alan Dick & Company Limited Antennae
DE19627015C2 (de) * 1996-07-04 2000-07-13 Kathrein Werke Kg Antennenfeld
US5952983A (en) * 1997-05-14 1999-09-14 Andrew Corporation High isolation dual polarized antenna system using dipole radiating elements
CA2240114A1 (fr) * 1997-07-03 1999-01-03 Thomas P. Higgins Antenne a dipoles papillon a double polarisation dotee de lignes d'alimentation pneumatiques

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1689022A1 (fr) 2005-02-08 2006-08-09 Kathrein-Werke KG Antenne pour une station de base cellulaire
DE102005005781A1 (de) * 2005-02-08 2006-08-10 Kathrein-Werke Kg Radom, insbesondere für Mobilfunkantennen sowie zugehörige Mobilfunkantenne
US7245267B2 (en) 2005-02-08 2007-07-17 Kathrein-Werke Kg Mobile radio antenna radome with integral reflector
CN108242586A (zh) * 2016-12-27 2018-07-03 启碁科技股份有限公司 通信装置
CN108242586B (zh) * 2016-12-27 2020-10-30 启碁科技股份有限公司 通信装置

Also Published As

Publication number Publication date
CA2379846C (fr) 2010-03-02
DE19931907C2 (de) 2001-08-09
US6734829B1 (en) 2004-05-11
JP2003504925A (ja) 2003-02-04
ES2228561T3 (es) 2005-04-16
AU772733B2 (en) 2004-05-06
HK1050961A1 (en) 2003-07-11
EP1194982B9 (fr) 2007-10-31
BR0012270A (pt) 2002-03-12
AU5826000A (en) 2001-01-30
CA2379846A1 (fr) 2001-01-18
KR100797981B1 (ko) 2008-01-28
EP1194982A1 (fr) 2002-04-10
DE19931907A1 (de) 2001-02-01
ATE279792T1 (de) 2004-10-15
JP4102067B2 (ja) 2008-06-18
NZ516380A (en) 2003-06-30
WO2001004991A1 (fr) 2001-01-18
KR20020022071A (ko) 2002-03-23
BRPI0012270B1 (pt) 2017-03-28
DE50008247D1 (de) 2004-11-18
CN1253967C (zh) 2006-04-26
CN1391712A (zh) 2003-01-15

Similar Documents

Publication Publication Date Title
EP1194982B1 (fr) Antenne
EP0848862B1 (fr) Reseau d'antennes
DE2633757C2 (fr)
EP1344277B1 (fr) Antenne, en particulier antenne radio mobile
EP1817815B1 (fr) Antenne radio mobile a double bande
EP1082782B1 (fr) Antenne multigamme a polarisation double
DE69413882T2 (de) Strahlende Mehrschichtenstruktur mit variabelem Strahlungsdiagramm
EP1749331B1 (fr) Antenne de radiotelephonie mobile a element de formation de faisceau
EP1470615B1 (fr) Ensemble antenne rayonnante a double polarisation
DE69829037T2 (de) Antenne mit verbesserter kanaltrennung
EP2929589B1 (fr) Antenne omnidirectionnelle à double polarité
EP1082781A1 (fr) Reseau d'antennes a plusieurs modules excitateurs superposes
EP3482450B1 (fr) Antenne réseau pourvue d'au moins un ensemble élément rayonnant de type dipôle
WO1998054787A1 (fr) Systeme d'antenne
EP3220480A1 (fr) Agencement de rayonnement dipolaire
DE69835944T2 (de) Anordnung mit antenneneinheiten
WO2016050336A1 (fr) Système d'émetteur multi-bandes
WO2004073112A1 (fr) Antenne monopolaire large bande
EP1481445B1 (fr) Dispositif d'antennes a dipole plan
DE69121970T2 (de) Flugzeugantenne mit Korrektur von Fehlern, verursacht durch die konische Form des Antennenstrahls und durch Flugzeugschräglage
DE102017220734B4 (de) Verfahren zur Radarpolarimetrie sowie polarimetrisches Radarsystem
DE20220086U1 (de) Breitband-Antenne mit einem 3-dimensionalen Blechteil
CH690808A5 (de) Schlitzantenne.
DE1131759B (de) Registerantenne
DEC0011809MA (fr)

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20011213

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

17Q First examination report despatched

Effective date: 20040113

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20041013

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20041013

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20041013

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)

Effective date: 20041013

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: GERMAN

REF Corresponds to:

Ref document number: 50008247

Country of ref document: DE

Date of ref document: 20041118

Kind code of ref document: P

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050113

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050113

LTIE Lt: invalidation of european patent or patent extension

Effective date: 20041013

NLV1 Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act
REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2228561

Country of ref document: ES

Kind code of ref document: T3

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050706

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050706

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050706

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050731

Ref country code: MC

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050731

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050731

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050731

ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20050714

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

BERE Be: lapsed

Owner name: *KATHREIN WERKE K.G.

Effective date: 20050731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050313

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 17

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IE

Payment date: 20160720

Year of fee payment: 17

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: ES

Payment date: 20160722

Year of fee payment: 17

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 18

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170706

REG Reference to a national code

Ref country code: DE

Ref legal event code: R082

Ref document number: 50008247

Country of ref document: DE

Representative=s name: FLACH BAUER STAHL PATENTANWAELTE PARTNERSCHAFT, DE

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 19

REG Reference to a national code

Ref country code: DE

Ref legal event code: R081

Ref document number: 50008247

Country of ref document: DE

Owner name: KATHREIN SE, DE

Free format text: FORMER OWNER: KATHREIN-WERKE KG, 83022 ROSENHEIM, DE

Ref country code: DE

Ref legal event code: R081

Ref document number: 50008247

Country of ref document: DE

Owner name: ERICSSON AB, SE

Free format text: FORMER OWNER: KATHREIN-WERKE KG, 83022 ROSENHEIM, DE

Ref country code: DE

Ref legal event code: R081

Ref document number: 50008247

Country of ref document: DE

Owner name: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL), SE

Free format text: FORMER OWNER: KATHREIN-WERKE KG, 83022 ROSENHEIM, DE

Ref country code: DE

Ref legal event code: R082

Ref document number: 50008247

Country of ref document: DE

Representative=s name: FLACH BAUER STAHL PATENTANWAELTE PARTNERSCHAFT, DE

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 20181105

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170707

REG Reference to a national code

Ref country code: GB

Ref legal event code: 732E

Free format text: REGISTERED BETWEEN 20190314 AND 20190320

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20190723

Year of fee payment: 20

Ref country code: SE

Payment date: 20190725

Year of fee payment: 20

Ref country code: FR

Payment date: 20190724

Year of fee payment: 20

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20190725

Year of fee payment: 20

REG Reference to a national code

Ref country code: DE

Ref legal event code: R081

Ref document number: 50008247

Country of ref document: DE

Owner name: ERICSSON AB, SE

Free format text: FORMER OWNER: KATHREIN SE, 83022 ROSENHEIM, DE

Ref country code: DE

Ref legal event code: R082

Ref document number: 50008247

Country of ref document: DE

Representative=s name: FLACH BAUER STAHL PATENTANWAELTE PARTNERSCHAFT, DE

Ref country code: DE

Ref legal event code: R081

Ref document number: 50008247

Country of ref document: DE

Owner name: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL), SE

Free format text: FORMER OWNER: KATHREIN SE, 83022 ROSENHEIM, DE

REG Reference to a national code

Ref country code: DE

Ref legal event code: R082

Ref document number: 50008247

Country of ref document: DE

Representative=s name: FLACH BAUER STAHL PATENTANWAELTE PARTNERSCHAFT, DE

Ref country code: DE

Ref legal event code: R081

Ref document number: 50008247

Country of ref document: DE

Owner name: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL), SE

Free format text: FORMER OWNER: ERICSSON AB, STOCKHOLM, SE

REG Reference to a national code

Ref country code: DE

Ref legal event code: R071

Ref document number: 50008247

Country of ref document: DE

REG Reference to a national code

Ref country code: GB

Ref legal event code: PE20

Expiry date: 20200705

REG Reference to a national code

Ref country code: SE

Ref legal event code: EUG

REG Reference to a national code

Ref country code: SE

Ref legal event code: EUG

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION

Effective date: 20200705