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EP3361568B1 - Antenne de station de base - Google Patents

Antenne de station de base Download PDF

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Publication number
EP3361568B1
EP3361568B1 EP16861535.9A EP16861535A EP3361568B1 EP 3361568 B1 EP3361568 B1 EP 3361568B1 EP 16861535 A EP16861535 A EP 16861535A EP 3361568 B1 EP3361568 B1 EP 3361568B1
Authority
EP
European Patent Office
Prior art keywords
antenna
electrically conductive
conductive ground
inner support
radio frequency
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.)
Active
Application number
EP16861535.9A
Other languages
German (de)
English (en)
Other versions
EP3361568A4 (fr
EP3361568A1 (fr
Inventor
Zhiming Yang
Zhixiong Zhao
Ping LV
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.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of EP3361568A1 publication Critical patent/EP3361568A1/fr
Publication of EP3361568A4 publication Critical patent/EP3361568A4/fr
Application granted granted Critical
Publication of EP3361568B1 publication Critical patent/EP3361568B1/fr
Active 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
    • H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
    • 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
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
    • H01R13/6591—Specific features or arrangements of connection of shield to conductive members
    • H01R13/6596—Specific features or arrangements of connection of shield to conductive members the conductive member being a metal grounding panel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
    • H01R24/40—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency
    • H01R24/52—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency mounted in or to a panel or structure

Definitions

  • Embodiments of this application relate to the field of communications technologies, and in particular, to a base station antenna.
  • Common base station antennas are applied to outdoor scenarios.
  • a lightning protection grounding system usually needs to be designed for entering and exiting at a port of a radio frequency coaxial connector 11 of the antenna.
  • a main feeder 17 of a radio frequency coaxial connector 11 is usually soldered to a ground piece 16, the ground piece 16 is securely connected to an antenna reflection panel 15, and then a ground current is transferred to outside by using an antenna inner support 14 and a base; or after a radio frequency coaxial connector 11 is secured to a ground piece 16 by using a screw, the radio frequency coaxial connector 11 and the ground piece 16 transfer a ground current with an antenna reflection panel 15, an antenna inner support 14, and a base.
  • a structure shown in FIG. 1 refer to a structure shown in FIG. 1 .
  • a conductive path of a ground current of the base station antenna is: a radio frequency coaxial connector ⁇ a main feeder ⁇ a ground piece ⁇ an antenna reflection panel ⁇ an antenna inner support ⁇ outside.
  • This grounding manner requires a large number of ground pieces, and it is difficult to find sufficient locations for deploying so many ground pieces for a complex antenna.
  • the conductive path of the ground current is excessively long, and lightning protection reliability is poor.
  • Embodiments of this application provide a base station antenna, to resolve technical problems of limited deployment space of ground pieces and poor lightning protection reliability of a base station antenna in the prior art.
  • this application provides a base station antenna, including: an antenna according to claim 1. Additional features of the invention are presented in the dependent claims.
  • each radio frequency coaxial connector on a conventional base station antenna usually needs to be connected to a ground piece or a ground end, causing a relatively complex and low efficiency production process, there may be one electrically conductive ground piece in the implementations. In this way, the number of ground pieces can be reduced, costs can be reduced, and production assembly efficiency can be improved.
  • a base station antenna 100 in the embodiments of this application may be applied to outdoor mounting, and the base station antenna 100 may avoid destruction of a lightning stroke.
  • the base station antenna 100 may be applied to lightning protection grounding of a base station of a 2G communications system, or may be applied to lightning protection grounding of base stations of 3G and 4G communications systems, or may be applied to lightning protection grounding of base stations of 4.5G and 5G communications systems.
  • radio frequency coaxial connectors 11, main feeders 17, ground pieces 16, an antenna reflection panel 15, and an inner support are connected.
  • Such a grounding manner requires a large number of ground pieces 16, and locations for deploying the ground pieces 16 needs to be searched for on the antenna reflection panel 15.
  • the ground pieces 16 can only be deployed far away from a current source such as the radio frequency coaxial connectors 11.
  • the base station antenna provided in the embodiments of this application aims to resolve technical problems of limited deployment space of ground pieces and poor lightning protection reliability of a base station antenna in the prior art.
  • FIG. 2 is a schematic structural diagram showing that an electrically conductive ground piece in a base station antenna is connected to a radio frequency coaxial connector according to this application
  • FIG. 3 is a schematic structural diagram of Embodiment 1 of a base station antenna according to this application.
  • the electrically conductive ground piece 12 is deployed on an antenna end cover 10 by using space on the antenna end cover 10, so that the electrically conductive ground piece 12 is directly connected to the radio frequency coaxial connector 11 and a ground component, thereby shortening a current path of a lightning current.
  • the base station antenna 100 includes: the antenna end cover 10, at least two radio frequency coaxial connectors 11, the electrically conductive ground piece 12, and an electrically conductive ground component 13.
  • the radio frequency coaxial connectors 11 are disposed on the antenna end cover 10, the electrically conductive ground piece 12 is disposed on a side of the antenna end cover 10 mounting an antenna inner support 14, and the electrically conductive ground piece 12 is respectively connected to the at least two radio frequency coaxial connectors 11 and the electrically conductive ground component 13.
  • the electrically conductive ground component 13 is the antenna inner support 14 or an antenna reflection panel 15.
  • a structure shown in FIG. 3 is an example in which the electrically conductive ground piece 12 is connected to the antenna inner support 14.
  • the electrically conductive ground piece 12 in this embodiment of this application may include at least one metal part or component.
  • the metal part or component may include sheet metal, a metal wire, a metal bar, a metal block, a metal pipe, or the like.
  • the radio frequency coaxial connectors 11 in this embodiment of this application do not need to be connected to main feeders 17, and the radio frequency coaxial connectors 11 are disposed on the antenna end cover 10.
  • the antenna end cover 10 is insulative.
  • the electrically conductive ground piece 12 in this embodiment is disposed on the side of the antenna end cover 10 mounting the antenna inner support 14, and is respectively connected to the at least two radio frequency coaxial connectors 11 and the electrically conductive ground component 13.
  • the electrically conductive ground piece 12 may be soldered on the side of the antenna end cover 10 mounting the antenna inner support 14, or may be riveted to the side of the antenna end cover 10 mounting the antenna inner support 14.
  • a manner of disposing the electrically conductive ground piece 12 on the antenna end cover 10 is not limited in this embodiment.
  • the electrically conductive ground piece 12 being connected to the at least two radio frequency coaxial connectors 11 may be that the electrically conductive ground piece 12 is connected to the radio frequency coaxial connectors 11 in any metal connection manner.
  • the "metal connection manner" herein may be a buckle connection (for example, an electrically conductive protrusion is disposed on the electrically conductive ground piece 12, and an electrically conductive groove is provided on the radio frequency coaxial connector 11, so as to implement the buckle connection), a positioning compression connection (that is, the electrically conductive ground piece 12 is compressed under a nut of the radio frequency coaxial connector 11), or any connection manner such as soldering, provided that the radio frequency coaxial connectors 11 is electrically conducted to the electrically conductive ground piece 12.
  • a buckle connection for example, an electrically conductive protrusion is disposed on the electrically conductive ground piece 12, and an electrically conductive groove is provided on the radio frequency coaxial connector 11, so as to implement the buckle connection
  • a positioning compression connection that is, the electrically conductive ground piece 12 is compressed under a nut of the radio frequency coaxial connector 11
  • any connection manner such as soldering
  • the electrically conductive ground piece 12 is further connected to the electrically conductive ground component 13.
  • the electrically conductive ground piece 12 may be connected to the electrically conductive ground component 13 in any metal connection manner.
  • the electrically conductive ground piece 12 is connected to the antenna inner support 14, and is connected to the antenna reflection panel 15 by using the antenna inner support 14.
  • the base station antenna 100 is under action of a high-intensity lightning current, because the electrically conductive ground piece 12 is directly connected to the radio frequency coaxial connectors 11 and the electrically conductive ground component 13, when the lightning current enters the base station antenna 100 from the radio frequency coaxial connectors 11, the lightning current directly arrives at the electrically conductive ground component 13 by passing through the electrically conductive ground piece 12, and further flows to outside, so that a conductive path of a ground current is shortened, thereby improving lightning protection reliability of the base station antenna 100.
  • the electrically conductive ground piece is disposed on the side of the antenna end cover mounting the antenna inner support, and the electrically conductive ground piece is respectively connected to the radio frequency coaxial connectors and the electrically conductive ground component, so that a conductive path of a lightning current is shortened, and lightning protection reliability of the base station antenna is improved.
  • the electrically conductive ground piece does not need to occupy space of the antenna reflection panel and does not need to be connected to main feeders. Therefore, operations of producing main feeder strips and soldering main feeders with a ground piece are reduced, and impact of limitations to ground pieces in deployment, cabling, and the like on the reflection panel is avoided.
  • FIG. 4 is a schematic structural diagram of Embodiment 2 of a base station antenna according to this application, and the figure is an exploded view of the base station antenna.
  • the electrically conductive ground component 13 is the antenna inner support 14 is still used in FIG. 4
  • connecting terminals 121 connected to the at least two radio frequency coaxial connectors 11 are disposed on the electrically conductive ground piece 12, and the electrically conductive ground piece 12 is connected to the at least two radio frequency coaxial connectors 11 by using the connecting terminals 121.
  • a positioning structure 101 is provided on the side of the antenna end cover 10 mounting the antenna inner support 14, and the electrically conductive ground piece 12 is fixedly disposed, by using the positioning structure 101, on the side of the antenna end cover 10 mounting the antenna inner support 14.
  • the connecting terminal 121 of the electrically conductive ground piece 12 shown in FIG. 4 when the connecting terminal 121 of the electrically conductive ground piece 12 shown in FIG. 4 is connected to the radio frequency coaxial connectors 11, the connecting terminal 121 may be disposed under a nut 111 of the radio frequency coaxial connector 11, and then the electrically conductive ground piece 12 may be connected to the radio frequency coaxial connectors 11 by screwing a flange 112 of the radio frequency coaxial connector 11 to the nut 111 of the radio frequency coaxial connector 11.
  • there may be a plurality of connecting terminals 121 and a specific number of the connecting terminals 121 is related to a number of the radio frequency coaxial connectors 11.
  • the positioning structure 101 provided on the side of the antenna end cover 10 mounting the antenna inner support 14 may be an insulative positioning structure 101, and a number of positioning structures 101 is related to a number of ground pieces.
  • a through hole 122 matching the positioning structure 101 may be provided on the electrically conductive ground piece 12.
  • the electrically conductive ground piece 12 needs to be connected to all the radio frequency coaxial connectors 11 disposed on the antenna end cover 10. Because a port of each radio frequency coaxial connector on a conventional base station antenna usually needs to be connected to a ground piece or a ground end, causing a relatively complex and low efficiency production process, in this implementation, there may be one electrically conductive ground piece 12. In this way, the number of ground pieces can be reduced, costs can be reduced, and production assembly efficiency can be improved.
  • the number of electrically conductive ground pieces 12 needs to be less than or equal to a number of all the radio frequency coaxial connectors 11 disposed on the antenna end cover 10, that is, one electrically conductive ground piece 12 may be connected to one radio frequency coaxial connector 11, or may be connected to some radio frequency coaxial connectors 11 in all the radio frequency coaxial connectors 11.
  • FIG. 5 is a schematic structural diagram of Embodiment 3 of a base station antenna according to this application.
  • the electrically conductive ground component 13 is the antenna inner support 14
  • the electrically conductive ground piece 12 is connected to a first side surface 141 of the antenna inner support 14, and a second side surface 142 of the antenna inner support 14 is connected to the antenna reflection panel 15.
  • the first side surface 141 is a surface on which the antenna inner support 14 is mounted on the antenna end cover 10
  • the second side surface 142 is a surface that is of the antenna inner support 14 and that right faces the antenna reflection panel 15.
  • the ground piece is located between the first side surface 141 and the antenna end cover 10.
  • the first side surface 141 of the antenna inner support 14 is mounted on the antenna end cover 10 by using a screw or another connecting piece, the first side surface 141 can compress the ground piece on the antenna end cover 10, thereby ensuring securing of the ground piece.
  • FIG. 6 is a schematic structural diagram of Embodiment 4 of a base station antenna according to this application.
  • the electrically conductive ground component 13 is the antenna reflection panel 15 (the example in which the electrically conductive component is the antenna inner support 14 is used in FIG. 1 to FIG. 4 )
  • the electrically conductive ground piece 12 is connected to the antenna inner support 14 by using the antenna reflection panel 15 (the antenna inner support 14 is not shown in FIG. 6 , and for a connection between the antenna transmission panel 15 and the antenna inner support 14, refer to the prior art).
  • the electrically conductive ground piece 12 may be a bending structure.
  • the bending structure may include a first bending structure 123 and a second bending structure 124.
  • the first bending structure 123 is located on the side of the antenna end cover 10 mounting the antenna inner support 14, so that the ground piece can be connected to the at least two radio frequency coaxial connectors 11.
  • the second bending structure 124 may be or may not be perpendicular to the first bending structure 123 in space. However, the second bending structure 124 and the first bending structure 123 are not in one plane (the first bending structure 123 is on the side of the antenna end cover 10 mounting the antenna inner support 14, and the second bending structure 124 is in a plane of the antenna reflection panel 15).
  • the electrically conductive ground piece 12 is connected the antenna reflection panel 15 by using the second bending structure 124 in a metal connection manner such as a screw, a nut, or soldering, so that the electrically conductive ground piece 12 can further be connected to the antenna inner support 14 by using the antenna reflection panel 15.
  • a metal connection manner such as a screw, a nut, or soldering

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Details Of Aerials (AREA)
  • Support Of Aerials (AREA)

Claims (4)

  1. Antenne de station de base, comprenant :
    un capot isolant d'extrémité d'antenne (10),
    au moins deux connecteurs coaxiaux de radiofréquence (11),
    une pluralité de pièces de terre électriquement conductrices (12),
    un composant de terre électriquement conducteur (13),
    un support interne d'antenne (14) et un panneau réfléchissant d'antenne (15), dans laquelle
    les connecteurs coaxiaux de radiofréquence (11) sont disposés sur le capot isolant d'extrémité d'antenne (10),
    les pièces de terre électriquement conductrices (12) sont disposées sur un côté du capot isolant d'extrémité d'antenne (10) servant de montage au support interne d'antenne (14),
    et les pièces de terre électriquement conductrices (12) sont connectées respectivement à un ou certains des au moins deux connecteurs coaxiaux de radiofréquence (11) et le composant de terre électriquement conducteur (13), et le nombre des pièces de terre électriquement conductrices (12) est inférieur ou égal au nombre des connecteurs coaxiaux de radiofréquence (11) disposés sur le capot isolant d'extrémité d'antenne (10),
    dans laquelle le composant de terre électriquement conducteur (13) est le support interne d'antenne (14), dans laquelle les pièces de terre électriquement conductrices (12) sont connectées au support interne d'antenne (14), et sont connectées au panneau réfléchissant d'antenne (15) grâce à l'utilisation du support interne d'antenne (14), ou
    dans laquelle le composant de terre électriquement conducteur (13) est le panneau réfléchissant d'antenne (15), dans laquelle les pièces de terre électriquement conductrices (12) sont connectées au support interne d'antenne (14) grâce à l'utilisation du panneau réfléchissant d'antenne (15).
  2. Antenne de station de base selon la revendication 1, dans laquelle la station de base comprend en outre des bornes de connexion (121) connectées aux au moins deux connecteurs coaxiaux de radiofréquence (11) et disposées sur les pièces de terre électriquement conductrices (12), et les pièces de terre électriquement conductrices (12) sont connectées aux au moins deux connecteurs coaxiaux de radiofréquence (11) grâce à l'utilisation des bornes de connexion (121).
  3. Antenne de station de base selon la revendication 1 ou 2, dans laquelle une structure de positionnement (101) est prévue sur le côté du capot isolant d'extrémité d'antenne (10) servant de montage au support interne d'antenne, et les pièces de terre électriquement conductrices (12) sont disposées de manière fixe, grâce à l'utilisation de la structure de positionnement (101), sur le côté du capot isolant d'extrémité d'antenne (10) servant de montage au support interne d'antenne (14).
  4. Antenne de station de base selon la revendication 1, 2 ou 3, dans laquelle le composant de terre électriquement conducteur (13) est le support interne d'antenne (14), les pièces de terre électriquement conductrices (12) sont connectées sur une première surface latérale du support interne d'antenne (14), et une deuxième surface latérale du support interne d'antenne (14) est connectée au panneau réfléchissant d'antenne (15), dans laquelle la première surface latérale est une surface sur laquelle le support interne d'antenne (14) est monté sur le capot isolant d'extrémité d'antenne (10), et la deuxième surface latérale du support interne d'antenne (14) fait face au panneau réfléchissant d'antenne (15).
EP16861535.9A 2015-11-04 2016-11-01 Antenne de station de base Active EP3361568B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201520872477.9U CN205429163U (zh) 2015-11-04 2015-11-04 基站天线
PCT/CN2016/104187 WO2017076267A1 (fr) 2015-11-04 2016-11-01 Antenne de station de base

Publications (3)

Publication Number Publication Date
EP3361568A1 EP3361568A1 (fr) 2018-08-15
EP3361568A4 EP3361568A4 (fr) 2018-11-07
EP3361568B1 true EP3361568B1 (fr) 2021-09-22

Family

ID=56518667

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16861535.9A Active EP3361568B1 (fr) 2015-11-04 2016-11-01 Antenne de station de base

Country Status (3)

Country Link
EP (1) EP3361568B1 (fr)
CN (1) CN205429163U (fr)
WO (1) WO2017076267A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205429163U (zh) * 2015-11-04 2016-08-03 华为技术有限公司 基站天线
CN110492335B (zh) * 2019-07-31 2021-01-19 深圳市宏讯实业有限公司 导电器制造工艺

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2623274C3 (de) * 1976-05-24 1981-02-19 Kathrein-Werke Kg, 8200 Rosenheim Koaxiale Steckbuchse
US5829992A (en) * 1996-03-08 1998-11-03 Merker; Joseph J. Device and method for grounding /bonding cable television connectors
CN2850049Y (zh) * 2005-10-11 2006-12-20 深圳日海通讯技术有限公司 用于数字配线架的同轴连接器及同轴连接器的接地装置
DE202005020107U1 (de) * 2005-12-23 2007-02-15 Kathrein-Werke Kg An einer Leiterplatine elektrisch angeschlossene koaxiale H-Steckverbindungs-Einrichtung sowie zugehörige Steckverbindereinheit
CN201048450Y (zh) * 2006-12-20 2008-04-16 熊猫电子集团有限公司 分体式输入波段开关
CN102208710B (zh) * 2010-03-31 2014-11-19 安德鲁公司 射频同轴电缆至空气微带耦合接地转换结构及相应的天线
CN103138128B (zh) * 2011-12-05 2015-09-09 中国科学院微电子研究所 射频连接装置
US9531482B2 (en) * 2013-12-04 2016-12-27 Css Antenna, Llc Canister antenna producing a pseudo-omni radiation pattern for mitigating passive intermodulation (PIM)
CN203631720U (zh) * 2013-12-12 2014-06-04 华为技术有限公司 射频连接器的固定单元以及射频天线
CN205429163U (zh) * 2015-11-04 2016-08-03 华为技术有限公司 基站天线

Also Published As

Publication number Publication date
EP3361568A4 (fr) 2018-11-07
EP3361568A1 (fr) 2018-08-15
CN205429163U (zh) 2016-08-03
WO2017076267A1 (fr) 2017-05-11

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