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WO2012162975A1 - Antenne à double polarisation et à double fréquence - Google Patents

Antenne à double polarisation et à double fréquence Download PDF

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Publication number
WO2012162975A1
WO2012162975A1 PCT/CN2011/079434 CN2011079434W WO2012162975A1 WO 2012162975 A1 WO2012162975 A1 WO 2012162975A1 CN 2011079434 W CN2011079434 W CN 2011079434W WO 2012162975 A1 WO2012162975 A1 WO 2012162975A1
Authority
WO
WIPO (PCT)
Prior art keywords
dual
radiating
unit
radiating unit
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.)
Ceased
Application number
PCT/CN2011/079434
Other languages
English (en)
Chinese (zh)
Inventor
谢国庆
李建平
艾鸣
段德钦
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
Priority to PCT/CN2011/079434 priority Critical patent/WO2012162975A1/fr
Priority to CN201180001852.7A priority patent/CN103098304B/zh
Publication of WO2012162975A1 publication Critical patent/WO2012162975A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • H01Q21/26—Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • 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
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H01Q19/106—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces using two or more intersecting plane surfaces, e.g. corner reflector antennas
    • 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

Definitions

  • the present invention relates to the field of base station antenna technologies, and in particular, to a dual-frequency dual-polarized antenna. Background technique
  • the base station antenna is the basis of current mobile communication and plays a pivotal role in mobile communication.
  • new communication systems with higher speeds and larger capacities are needed.
  • the new communication system is deployed, the original single-frequency dual-polarized base station antenna is transferred to a dual-band dual-polarized antenna with high capacity, which can meet the demand for high speed and high bandwidth.
  • dual-band dual-polarized antennas In the deployment of mobile networks, dual-band dual-polarized antennas have the advantages of small size, shared surface, and low cost. Therefore, dual-frequency dual-polarized antennas have become the first choice of operators.
  • dual-band dual-polarized antennas There are two main types of dual-band dual-polarized antennas currently disclosed: one is a dual-band +45/-45 degree dual-polarized directional antenna; the other is a dual-frequency dual-polarized 90-degree antenna.
  • Antennas with different angles are suitable for different areas. In urban areas where base stations are densely distributed, it is more appropriate to use a 65-degree horizontal half-power angle antenna. In a sparsely populated suburb, a 90-degree horizontal half-power angle antenna is used. As appropriate.
  • Two types of dual-frequency dual-polarized antennas disclosed in the prior art have complex structure, high difficulty and high cost; high-frequency units are greatly affected by low-frequency units, resulting in high-frequency The unit index is poor; the former can only achieve a dual-frequency dual-polarized antenna with a high-frequency unit and a low-frequency unit of 65 degrees and a half-power angle. The latter can only achieve a 90-degree horizontal half-power angle for both the high-frequency unit and the low-frequency unit.
  • Dual-frequency dual-polarized antenna Summary of the invention
  • Embodiments of the present invention provide a dual-frequency dual-polarized antenna that can operate at horizontal half power angles at various angles, simplifying the antenna structure while reducing production costs.
  • a dual-frequency dual-polarized antenna includes: a first radiating element, a second radiating element and a bottom metal reflector;
  • the second radiating unit is located above the bottom metal reflector and connected to the bottom metal reflector, the second radiating unit is a dipole radiating unit, and the first radiating unit is located in the second radiating unit Above, and the first radiating unit is spaced apart from the second radiating unit; the first radiating unit is configured to radiate a high frequency signal, and the second radiating unit is configured to radiate a low frequency signal,
  • a bottom metal reflector is used to control the radiation direction of the signal radiated by the first radiating element and the second radiating element.
  • the dual-frequency dual-polarized antenna provided by the embodiment of the present invention includes a first radiating unit, a second radiating unit and a bottom metal reflecting plate, and the second radiating unit is located above the bottom metal reflecting plate and is reflective with the bottom metal
  • the board is connected, the first radiating unit is located above the second radiating unit, and the first radiating unit is spaced apart from the second radiating unit.
  • the embodiment of the present invention can enable the antenna to operate at a horizontal half power angle of various angles with a simple structure and low cost under the premise of ensuring good communication specifications.
  • FIG. 1 is a front view of a dual-frequency dual-polarized antenna according to Embodiment 1 of the present invention.
  • FIG. 2 is a perspective view of a dual-frequency dual-polarized antenna according to Embodiment 1 of the present invention
  • FIG. 3 is a front view of a dual-frequency dual-polarized antenna according to Embodiment 2 of the present invention.
  • FIG. 4 is a perspective view of a dual-frequency dual-polarized antenna according to Embodiment 2 of the present invention.
  • FIG. 5 is a front view of a dual-frequency dual-polarized antenna according to Embodiment 3 of the present invention.
  • FIG. 6 is a perspective view of a dual-frequency dual-polarized antenna according to Embodiment 3 of the present invention.
  • the embodiment provides a dual-frequency dual-polarized antenna, which can work at a horizontal half power angle of 65 degrees or a horizontal half power angle of 90 degrees.
  • the dual-frequency dual-polarized antenna The method includes: a first radiating unit 11 for radiating a high frequency signal.
  • the second radiating unit 12 is configured to radiate a low frequency signal.
  • a bottom metal reflector 13 is provided for controlling the radiation direction of the signals radiated by the first radiating element 11 and the second radiating element 12.
  • the second radiating element 12 is located above the bottom metal reflector 13 and is connected to the bottom metal reflector 13.
  • the first radiating unit 11 is located above the second radiating unit 12, and the The first radiating element 11 is spaced apart from the second radiating element 12.
  • the first radiating unit 11 is a dipole radiating unit, and includes: a first radiating arm 111 and a first balun 112; and the second radiating unit 12 is a dipole radiating unit.
  • the second radiating arm 121 and the second balun 122 are located above the second radiating element 12, and between the first radiating unit 11 and the second radiating unit 12 Separated by a partition.
  • first radiating arm 111 and the first balun 112 are for radiating a dual polarized signal; the second radiating arm 121 and the second balun 122 are for radiating a dual polarized signal.
  • the bottom metal reflector 13 is bent by a metal plate.
  • the externally radiated electromagnetic wave and the electromagnetic wave reflected by the metal reflecting plate 13 cooperate to form a radiation signal, and the antenna center direction signal radiation
  • the horizontal half power angle of the antenna is the angle on the main lobe, and the power drops to half of the strongest direction (main lobe direction), for example, 90 degrees. That is to say, from the main direction to the left and right 45 degrees, the power is reduced by half.
  • the second radiating element 12 is located above the bottom metal reflecting plate 13 and connected to the bottom metal reflecting plate 13 by changing the dual-frequency dual-polarized antenna provided by the embodiment of the present invention.
  • the unit 11 is located above the second radiating unit 12, and the first radiating unit 11 and the second radiating unit 12 are separated by a partition.
  • the embodiment provides a dual-frequency dual-polarized antenna, which can work at a horizontal half power angle of 65 degrees or a horizontal half power angle of 90 degrees.
  • the dual-frequency dual-polarized antenna The method includes: a first radiating unit 21, configured to radiate a high frequency signal.
  • the second radiating unit 22 is configured to radiate a low frequency signal.
  • a bottom metal reflector 23 is provided for controlling the radiation direction of the signal radiated by the first radiating element 21 and the second radiating element 22.
  • the upper metal reflector 24 is for controlling the radiation direction of the signal radiated by the first radiating element 21.
  • the second radiating element 22 is located above the bottom metal reflector 23 and is connected to the bottom metal reflector 23, the first radiating unit 21 is located above the second radiating unit 22, and the The first radiating element 21 is spaced apart from the second radiating element 22, and the upper metal reflecting plate 24 is located between the second radiating element 22 and the first radiating element 21.
  • the first radiating unit 21 is a patch radiating unit, and includes: a first patch 21 1 and a second patch 212; and the second radiating unit 22 is a dipole radiating unit.
  • the method includes: a radiation arm 221 and a balun 222; the first radiation unit 21 is located above the second radiation unit 22, and the first radiation unit 21 and the second radiation unit 22 are separated by a partition open.
  • the upper metal reflector 24 is located between the partition and the second patch 212.
  • the first patch 211 and the second patch 212 are used to radiate a dual polarized signal; the radiating arm 221 and the balun 222 are used to radiate a dual polarized signal.
  • the bottom metal reflector 23 and the upper metal plate 24 are bent by a metal plate. Specifically, when the first radiating unit 21 and the second radiating unit 22 are in operation, the outwardly radiated electromagnetic waves and the electromagnetic waves reflected by the bottom metal reflector 23 and the upper metal reflector 24 form a radiation. Signal, the antenna in the center of the antenna has the strongest radiation, and the signal to the two sides gradually decreases.
  • the horizontal half power angle of the antenna is the main lobe, and the power drops to the angle of the strongest direction (main lobe direction), for example, 90 degrees, that is to say From the main direction to 45 degrees to the left and right, the power is reduced by half.
  • the dual-frequency dual-polarized antenna provided by the embodiment of the present invention is adjusted by changing the shape and size of the bottom metal reflector 23 and the upper metal reflector 24.
  • the second radiating element 22 is located above the bottom metal reflector 23 and the bottom.
  • the metal reflectors 23 are connected, the first radiation unit 21 is located above the second radiation unit 22, and the first radiation unit 21 and the second radiation unit 22 are separated by a partition plate, and the upper metal reflector 24 is located between the partition and the first radiating element 21.
  • the embodiment of the present invention can be simple under the premise of ensuring good communication indicators.
  • the embodiment provides a dual-frequency dual-polarized antenna, which can work at a horizontal half power angle of 65 degrees or a horizontal half power angle of 90 degrees.
  • the dual-frequency dual-polarized antenna The method includes: a first radiating unit 31 for radiating a high frequency signal.
  • the second radiating unit 32 is configured to radiate a low frequency signal.
  • a bottom metal reflector 33 is provided for controlling the radiation direction of the signals radiated by the first radiating element 31 and the second radiating element 32.
  • the second radiating element 32 is located above the bottom metal reflector 33 and is connected to the bottom metal reflector 33.
  • the first radiating element 31 is located above the upper metal reflector 34 and is The upper metal reflectors 34 are connected, and the first radiating element 31 is supported above the second radiating unit 32 via a support post 35, and the support post 35 is connected to the bottom of the upper metal plate 34.
  • the first radiating unit 31 is a dipole radiating unit, and includes: a first radiating arm 311 and a first balun 312; and the second radiating unit 32 is a dipole radiating unit. And including: a second radiating arm 321 and a second balun 322; the first radiating unit 31 is supported above the second radiating unit 32 by a support post 35.
  • first radiating arm 311 and the first balun 312 are used to radiate a dual polarized signal; the second radiating arm 321 and the second balun 322 are used to radiate a dual polarized signal.
  • the bottom metal reflector 33 and the upper metal plate 34 are bent by a metal plate. Specifically, when the first radiating unit 31 and the second radiating unit 32 are in operation, the outwardly radiated electromagnetic waves and the electromagnetic waves reflected by the bottom metal reflecting plate 33 and the upper metal reflecting plate 34 form a radiation. Signal, the antenna in the center of the antenna has the strongest radiation, and the signal to the two sides gradually decreases.
  • the horizontal half power angle of the antenna is the main lobe, and the power drops to the angle of the strongest direction (main lobe direction), for example, 90 degrees, that is to say From the main direction to 45 degrees to the left and right, the power is reduced by half.
  • the dual-frequency dual-polarized antenna provided by the embodiment of the present invention is adjusted by changing the shape and size of the bottom metal reflector 33 and the upper metal reflector 34.
  • the second radiating element 32 is located above the bottom metal reflector 33 and is opposite to the bottom.
  • the metal reflectors 33 are connected, the first radiation unit 31 is located above the upper metal reflector 34 and is connected to the upper metal reflector 34, and the first radiation unit 31 is supported by the second radiation through the support column 35.
  • the support post 35 is connected to the bottom of the upper metal plate 34.
  • the embodiment of the present invention can enable the antenna unit to be used for dual frequency with a simple structure and low cost under the premise of ensuring good communication specifications.
  • a dual-polarized 65-degree horizontal half-power angle antenna can also be used to implement a dual-frequency, dual-polarized 90-degree horizontal half-power angle antenna. this.

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)

Abstract

La présente invention concerne une antenne à double polarisation et à double fréquence, pouvant être appliquée dans le domaine technique des antennes de station de base. L'antenne à double polarisation et à double fréquence comprend : une première unité d'émission, une seconde unité d'émission et une plaque de réfléchissement inférieure métallique. La seconde unité d'émission est située au-dessus de la plaque de réfléchissement métallique inférieure et est reliée à la plaque de réfléchissement métallique inférieure. La première unité d'émission est située au-dessus de la seconde unité d'émission et la première unité d'émission est séparée de la seconde unité d'émission. La première unité d'émission est utilisée pour émettre des signaux haute fréquence, la seconde unité d'émission est utilisée pour émettre des signaux basse fréquence et la plaque de réfléchissement inférieure métallique est utilisée pour commander la direction d'émission des signaux émis par la première unité d'émission et la seconde unité d'émission. La présente invention peut être appliquée aux antennes de station de base.
PCT/CN2011/079434 2011-09-07 2011-09-07 Antenne à double polarisation et à double fréquence Ceased WO2012162975A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2011/079434 WO2012162975A1 (fr) 2011-09-07 2011-09-07 Antenne à double polarisation et à double fréquence
CN201180001852.7A CN103098304B (zh) 2011-09-07 2011-09-07 双频双极化天线

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2011/079434 WO2012162975A1 (fr) 2011-09-07 2011-09-07 Antenne à double polarisation et à double fréquence

Publications (1)

Publication Number Publication Date
WO2012162975A1 true WO2012162975A1 (fr) 2012-12-06

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Application Number Title Priority Date Filing Date
PCT/CN2011/079434 Ceased WO2012162975A1 (fr) 2011-09-07 2011-09-07 Antenne à double polarisation et à double fréquence

Country Status (2)

Country Link
CN (1) CN103098304B (fr)
WO (1) WO2012162975A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103915677A (zh) * 2013-01-09 2014-07-09 启碁科技股份有限公司 宽带双极化天线
CN104319480A (zh) * 2014-11-10 2015-01-28 中国电子科技集团公司第五十四研究所 一种uhf、s、c三频段共口径小型化天线
US9379451B2 (en) 2013-01-07 2016-06-28 Wistron Neweb Corporation Broadband dual polarization antenna
CN111478022A (zh) * 2020-04-10 2020-07-31 重庆邮电大学 一种面向5g基站的紧凑型多频天线阵列

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105742793B (zh) * 2014-12-12 2018-11-16 青岛海尔电子有限公司 一种双宽频互补型天线
CN109309287B (zh) * 2017-07-27 2021-03-19 启碁科技股份有限公司 天线系统
CN110959228A (zh) * 2017-10-12 2020-04-03 华为技术有限公司 用于偶极的副反射器和馈电器件
CN119275568B (zh) * 2024-10-30 2025-07-11 苏州鑫诺通信技术有限公司 一种集成多极化、超宽频的一体化天线

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CN201584489U (zh) * 2009-12-21 2010-09-15 摩比天线技术（深圳）有限公司 一种双频双极化天线振子
CN102117967A (zh) * 2009-12-30 2011-07-06 广东通宇通讯股份有限公司 一种宽频双极化天线辐射单元及天线
EP2346114A2 (fr) * 2008-09-22 2011-07-20 KMW Inc. Antenne bifréquence à double polarisation pour station de base de communication mobile

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CN1841848B (zh) * 2005-11-14 2011-07-27 广东通宇通讯股份有限公司 一种双频双极化天线
CN101916910A (zh) * 2010-07-08 2010-12-15 华为技术有限公司 基站天线单元及基站天线
CN201887149U (zh) * 2010-12-09 2011-06-29 广东通宇通讯股份有限公司 一种宽频宽波束双极化天线单元

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Publication number Priority date Publication date Assignee Title
CN1291365A (zh) * 1998-12-23 2001-04-11 凯特莱恩工厂股份公司 双极性偶极子辐射器
CN101080845A (zh) * 2004-11-30 2007-11-28 凯瑟雷恩工厂两合公司 双频带移动无线电天线
EP2346114A2 (fr) * 2008-09-22 2011-07-20 KMW Inc. Antenne bifréquence à double polarisation pour station de base de communication mobile
CN201584489U (zh) * 2009-12-21 2010-09-15 摩比天线技术（深圳）有限公司 一种双频双极化天线振子
CN102117967A (zh) * 2009-12-30 2011-07-06 广东通宇通讯股份有限公司 一种宽频双极化天线辐射单元及天线

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9379451B2 (en) 2013-01-07 2016-06-28 Wistron Neweb Corporation Broadband dual polarization antenna
CN103915677A (zh) * 2013-01-09 2014-07-09 启碁科技股份有限公司 宽带双极化天线
CN103915677B (zh) * 2013-01-09 2016-06-01 启碁科技股份有限公司 宽带双极化天线
CN104319480A (zh) * 2014-11-10 2015-01-28 中国电子科技集团公司第五十四研究所 一种uhf、s、c三频段共口径小型化天线
CN104319480B (zh) * 2014-11-10 2017-09-15 中国电子科技集团公司第五十四研究所 一种uhf、s、c三频段共口径小型化天线
CN111478022A (zh) * 2020-04-10 2020-07-31 重庆邮电大学 一种面向5g基站的紧凑型多频天线阵列

Also Published As

Publication number Publication date
CN103098304A (zh) 2013-05-08
CN103098304B (zh) 2016-03-02

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