WO2022226735A1 - 双频双极化天线及电子设备 - Google Patents

双频双极化天线及电子设备 Download PDF

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Publication number
WO2022226735A1
WO2022226735A1 PCT/CN2021/089997 CN2021089997W WO2022226735A1 WO 2022226735 A1 WO2022226735 A1 WO 2022226735A1 CN 2021089997 W CN2021089997 W CN 2021089997W WO 2022226735 A1 WO2022226735 A1 WO 2022226735A1
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WIPO (PCT)
Prior art keywords
dual
substrate
polarized antenna
coaxial cable
radiating
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PCT/CN2021/089997
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English (en)
French (fr)
Inventor
胡新南
Original Assignee
鸿富锦精密工业(武汉)有限公司
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 鸿富锦精密工业(武汉)有限公司 filed Critical 鸿富锦精密工业(武汉)有限公司
Priority to CN202180001109.5A priority Critical patent/CN113383464B/zh
Priority to PCT/CN2021/089997 priority patent/WO2022226735A1/zh
Priority to US17/631,055 priority patent/US11923611B2/en
Publication of WO2022226735A1 publication Critical patent/WO2022226735A1/zh

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • 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
    • H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
    • 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
    • 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
    • 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
    • H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
    • 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
    • H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
    • H01Q5/28—Arrangements for establishing polarisation or beam width over two or more different wavebands
    • 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
    • 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
    • H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
    • H01Q9/40—Element having extended radiating surface

Definitions

  • the present application relates to the field of communication technologies, and in particular, to dual-frequency dual-polarized antennas and electronic equipment.
  • antennas In communications, broadcasting, radar and navigation and other communication projects, the transmission of radio waves is achieved through antennas. As an important device for wireless communication, antennas have been continuously innovated with the development of science and technology.
  • the main frequency bands of 5G include 28GHz and 38GHz.
  • an antenna that transmits and receives these two frequency bands is required at the same time.
  • Most of the antenna structures currently used are dual-frequency single-polarized antennas or single-frequency dual-polarized antennas. Therefore, it is necessary to propose a dual-frequency dual-polarized antenna to meet new market demands.
  • the application provides a dual-frequency dual-polarized antenna, including:
  • the first polarized antenna includes a first radiating part and a second radiating part, the first radiating part is arranged on the first surface of the first substrate, and the second radiating part is arranged on the first surface of the first substrate. two surfaces;
  • the second polarized antenna includes a third radiating part and a fourth radiating part, the third radiating part is arranged on the first surface of the first substrate, and the fourth radiating part is arranged on the second radiating part of the first substrate surface;
  • the second substrate is located on the side of the second surface of the first substrate, and the side of the second substrate close to the first substrate is a copper pavement;
  • the arrangement directions of the first polarized antenna and the second polarized antenna on the first substrate are orthogonal to each other.
  • it further includes a first radio frequency coaxial cable and a second radio frequency coaxial cable, the first radio frequency coaxial cable is electrically connected to the second radiation portion, and the second radio frequency coaxial cable is electrically connected to the second radio frequency coaxial cable. connected to the fourth radiation part.
  • the second substrate is provided with a first through hole and a second through hole, the first RF coaxial cable passes through the first through hole, and the second RF coaxial cable passes through the first through hole. The cable passes through the second through hole.
  • the first radiation portion includes a first square portion and a first rectangular portion extending from a corner of the first square portion, and the second radiation portion includes two square portions.
  • the third radiating portion includes three square portions
  • the fourth radiating portion includes a fourth square portion and a second rectangular portion extending from a corner of the fourth square portion.
  • the third radiating portion further includes a protruding portion, and the protruding portion is disposed on a side of the third radiating portion close to the fourth radiating portion.
  • the raised portion is an isosceles right-angled triangle, the long side of the raised portion is in contact with the side of the third radiating portion, and the length of the long side of the raised portion is smaller than the length of the The side length of the third radiating portion.
  • the first radio frequency coaxial cable and the second radio frequency coaxial cable are electrically connected to a transceiver, and the transceiver is disposed on a side of the second substrate away from the first substrate.
  • the distance between the first substrate and the second substrate is 2.5 mm.
  • the present application also proposes an electronic device, including the dual-frequency dual-polarized antenna as described above.
  • the dual-frequency dual-polarized antenna of the present application is designed in the form of an eccentric feed-in dipole antenna, which has the beneficial effects of being able to simultaneously receive dual-band signals, low signal feed loss, and low assembly difficulty.
  • FIG. 1 is a front view of a dual-frequency dual-polarized antenna in an embodiment of the application
  • FIG. 2 is a side view of the dual-frequency dual-polarized antenna shown in FIG. 1;
  • FIG. 3 is a schematic diagram of a transceiver in the dual-frequency dual-polarized antenna shown in FIG. 1;
  • FIG. 4 is a schematic diagram of a first polarized antenna in the dual-frequency dual-polarized antenna shown in FIG. 1;
  • FIG. 5 is a schematic diagram of a second polarized antenna in the dual-frequency dual-polarized antenna shown in FIG. 1;
  • FIG. 6 is a reflection coefficient measurement diagram of the first polarized antenna in the dual-frequency dual-polarized antenna shown in FIG. 1;
  • FIG. 7 is a reflection coefficient measurement diagram of the second polarized antenna in the dual-frequency dual-polarized antenna shown in FIG. 1;
  • Fig. 8 is the isolation degree measurement diagram of the dual-frequency dual-polarized antenna shown in Fig. 1;
  • FIG. 9 is a measurement diagram of the radiation efficiency of the first polarized antenna in the dual-frequency dual-polarized antenna shown in FIG. 1;
  • FIG. 10 is a measurement diagram of the radiation efficiency of the second polarized antenna in the dual-frequency dual-polarized antenna shown in FIG. 1 .
  • the second radiation department 22 The second radiation department 22
  • the third radiation department 31 The third radiation department 31
  • the second substrate 40 is the second substrate 40
  • the present application provides a dual-frequency dual-polarized antenna 100, including:
  • the first polarized antenna 20 includes a first radiating part 21 and a second radiating part 22 , the first radiating part 21 is arranged on the first surface of the first substrate 10 , and the second radiating part 22 is arranged on the second surface of the first substrate 10 . surface;
  • the second polarized antenna 30 includes a third radiating part 31 and a fourth radiating part 32 , the third radiating part 31 is disposed on the first surface of the first substrate 10 , and the fourth radiating part 32 is disposed on the second surface of the first substrate 10 ;
  • the second substrate 40 is located on the side of the second surface of the first substrate 10, and the side of the second substrate 40 close to the first substrate 10 is a copper pavement;
  • the arrangement directions of the first polarized antenna 20 and the second polarized antenna 30 on the first substrate 10 are orthogonal to each other.
  • the first polarized antenna 20 is in the horizontal direction
  • the second polarized antenna 30 is in the vertical direction
  • the first polarized antenna 20 and the second polarized antenna 30 are arranged orthogonally at a distance of 90 degrees, so that the unit antennas are arranged vertically and horizontally at the same time.
  • Polarization can save the number of antennas and reduce the feed loss while ensuring the isolation requirements of the antennas, and at the same time realize the dual working mode of transmission and reception.
  • the side of the second substrate 40 close to the first substrate 10 is provided with a copper surface, so that the second substrate 40 acts as a reflector to increase the gain of the antenna on the broadside.
  • the second substrate 40 can also be grounded to serve as a barrier between the antenna and the circuit of the transceiver 200 to isolate noise from interfering with the antenna.
  • the first RF coaxial cable 50 is electrically connected to the second radiation portion 22
  • the second RF coaxial cable 50 is electrically connected to the second radiating portion 22
  • the cable 60 is electrically connected to the fourth radiating portion 32 .
  • the RF coaxial cable is connected to the antenna from directly below, and the second substrate 40 serving as a reflective surface can also serve as a circuit board for the transceiver 200, which helps to integrate the transceiver 200 and reduces the need for the transceiver 200 circuit to feed millimeter-wave signals into the loss to the antenna.
  • the second substrate 40 is provided with a first through hole 41 and a second through hole 42 , the first RF coaxial cable 50 passes through the first through hole 41 , and the second RF coaxial cable 60 passes through the first through hole 41 .
  • the two through holes 42 are penetrated therethrough. The through holes are provided to facilitate the passage of the two RF coaxial cables to reduce feed-in loss.
  • Both the first RF coaxial cable 50 and the second RF coaxial cable 60 may be RF microwave coaxial cables.
  • the first radiation portion 21 includes a first square portion 211 and a first rectangular portion 212 extending from a corner of the first square portion 211
  • the second radiation portion 22 includes a second square portion 221 .
  • the third radiating portion 31 includes a third square portion 311
  • the fourth radiating portion 32 includes a fourth square portion 321 and a second rectangular portion 322 extending from a corner of the fourth square portion 321 .
  • the size of the first square portion 211 , the second square portion 221 , the third square portion 311 and the fourth square portion 321 may be the same, and the diagonal length is 5 mm.
  • the sizes of the first rectangular portion 212 and the second rectangular portion 322 may be the same, and the lengths are both 7 mm and the widths are 0.7 mm.
  • the third radiating portion 31 further includes a protruding portion 312 , and the protruding portion 312 is disposed on an edge of the third radiating portion 31 close to the fourth radiating portion 32 .
  • the third radiating part 31 may include two protruding parts 312 , and the two protruding parts 312 are respectively disposed in the middle of two sides of the third radiating part 31 close to the fourth radiating part 32 .
  • the protruding portion 312 is an isosceles right-angled triangle, the long side of the protruding portion 312 is in contact with the side of the third radiating portion 31 , and the length of the long side of the protruding portion 312 is smaller than that of the third radiating portion 31 . long.
  • two raised portions 312 are included, and the length of the short side of the raised portions 312 is 1 mm.
  • the first RF coaxial cable 50 and the second RF coaxial cable 60 are electrically connected to the transceiver 200 , and the transceiver 200 is disposed on the side of the second substrate 40 away from the first substrate 10 .
  • the distance between the first substrate 10 and the second substrate 40 is 2.5 mm.
  • its wavelength in the air is about 10mm, so the distance between the first substrate 10 and the second substrate 40 is designed to be 2.5mm, which is a quarter of the radio wavelength,
  • FIG. 6 is a graph of the measurement result of the reflection coefficient of the first polarized antenna 20 in an embodiment, wherein the solid line is the simulated value, and the dotted line is the measured value.
  • FIG. 7 is a graph of the measurement result of the reflection coefficient of the second polarized antenna 30 in an embodiment, wherein the solid line is the simulated value, and the dashed line is the measured value.
  • FIG. 8 is a graph of the isolation measurement results of the first polarized antenna 20 and the second polarized antenna 30 in an embodiment, wherein the solid line is the simulated value, and the dotted line is the measured value.
  • FIG. 9 is a schematic diagram of the radiation efficiency of the first polarized antenna 20 in an embodiment, wherein the solid line is the simulated value, and the dashed line is the measured value.
  • the simulated value of its radiation efficiency at 28 GHz is 86.5%, and the measured value is 88.8%; and the simulated value of its radiation efficiency at 38 GHz is 85.4%, and the measured value is 69.7%.
  • FIG. 10 is a schematic diagram of the radiation efficiency of the second polarized antenna 30 in an embodiment, wherein the solid line is the simulated value, and the dashed line is the measured value.
  • the simulated value of its radiation efficiency at 28GHz is 87.1%, and the measured value is 82.0%; while the simulated value of its radiation efficiency at 38GHz is 82.7%, and the measured value is 53.9%.
  • the present application also proposes an electronic device, including the above dual-frequency dual-polarized antenna 100 .
  • the electronic device may be a signal base station, a mobile terminal, a smart device, and the like.
  • each function in each embodiment of the present invention may be integrated in the same process, or each may exist independently physically, or two or more may be integrated in the same process.
  • the above integration can be implemented in the form of hardware, or can be implemented in the form of hardware plus software function modules.

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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)

Abstract

本申请提供一种双频双极化天线，包括：第一基板；第一极化天线，包括第一辐射部与第二辐射部，所述第一辐射部设于所述第一基板的第一表面，所述第二辐射部设于所述第一基板的第二表面；第二极化天线，包括第三辐射部及第四辐射部，所述第三辐射部设于所述第一基板的第一表面，所述第四辐射部设于所述第一基板第二表面；第二基板，位于所述第一基板的第二表面一侧，所述第二基板靠近所述第一基板的一侧为铜铺面；所述第一极化天线与所述第二极化天线在所述第一基板的布置方向互相正交。本申请的双频双极化天线，具有同时收发双频5G信号、馈入信号损耗低的优点。本申请同时提供一种包括所述双频双极化天线的电子设备。

Description

双频双极化天线及电子设备 技术领域
本申请涉及通信技术领域，尤其涉及双频双极化天线及电子设备。
背景技术
在通信、广播、雷达及导航等通讯工程中，都通过天线来实现无线电波的传递。天线作为无线通信的重要设备，随着科技发展也不断得到技术革新。
目前，5G通信发展加速，相关运用也运用广泛。5G主要频段包括了28GHz和38GHz，为有效适配这两个频段，需要一种同时收发这两个频段的天线。而目前主要使用的天线结构，大多为双频单极化天线或单频双极化天线，因此需要提出一种双频双极化天线以满足新的市场需求。
发明内容
有鉴于此，有必要提供一种双频双极化天线，可同时收发5G多频段的信号。
本申请提供一种双频双极化天线，包括：
第一基板；
第一极化天线，包括第一辐射部与第二辐射部，所述第一辐射部设于所述第一基板的第一表面，所述第二辐射部设于所述第一基板的第二表面；
第二极化天线，包括第三辐射部及第四辐射部，所述第三辐射部设于所述第一基板的第一表面，所述第四辐射部设于所述第一基板第二表面；
第二基板，位于所述第一基板的第二表面一侧，所述第二基板靠近所述第一基板的一侧为铜铺面；
所述第一极化天线与所述第二极化天线在所述第一基板的布置方向互相 正交。
在至少一个实施方式中，还包括第一射频同轴电缆与第二射频同轴电缆，所述第一射频同轴电缆电连接于所述第二辐射部，所述第二射频同轴电缆电连接于所述第四辐射部。
在至少一个实施方式中，所述第二基板上设有第一通孔与第二通孔，所述第一射频同轴电缆从所述第一通孔穿出，所述第二射频同轴电缆从所述第二通孔穿出。
在至少一个实施方式中，所述第一辐射部包括第一正方形部及从所述第一正方形部一角延伸的第一矩形部，所述第二辐射部包括二正方形部。
在至少一个实施方式中，所述第三辐射部包括三正方形部，所述第四辐射部包括第四正方形部及从所述第四正方形部一角延伸的第二矩形部。
在至少一个实施方式中，所述第三辐射部还包括凸起部，所述凸起部设于所述第三辐射部靠近所述第四辐射部的边上。
在至少一个实施方式中，所述凸起部为等腰直角三角形，所述凸起部的长边贴合所述第三辐射部的边，所述凸起部的长边的长度小于所述第三辐射部的边长。
在至少一个实施方式中，所述第一射频同轴电缆与所述第二射频同轴电缆电连接收发机，所述收发机设置于所述第二基板远离所述第一基板的一侧。
在至少一个实施方式中，所述第一基板与所述第二基板的间距为2.5mm。
本申请还提出一种电子设备，包括如上所述的双频双极化天线。
相较于现有技术，本申请的双频双极化天线，使用偏心馈入偶极天线的形式设计，具有能够同时接收双频段信号、信号馈入损耗低、装配难度低的有益效果。
附图说明
图1为本申请一实施例中双频双极化天线主视图；
图2为图1所示的双频双极化天线侧视图；
图3为图1所示的双频双极化天线中收发机的示意图；
图4为图1所示的双频双极化天线中第一极化天线的示意图；
图5为图1所示的双频双极化天线中第二极化天线的示意图；
图6为图1所示的双频双极化天线中第一极化天线的反射系数测量图；
图7为图1所示的双频双极化天线中第二极化天线的反射系数测量图；
图8为图1所示的双频双极化天线隔离度测量图；
图9为图1所示的双频双极化天线中第一极化天线的辐射效率的测量图；
图10为图1所示的双频双极化天线中第二极化天线的辐射效率的测量图。
主要元件符号说明
双频双极化天线           100
第一基板                 10
第一极化天线             20
第一辐射部               21
第一正方形部             211
第一矩形部               212
第二辐射部               22
第二正方形部             221
第二极化天线             30
第三辐射部               31
第三正方形部             311
凸起部                   312
第四辐射部               32
第四正方形部             321
第二矩形部               322
第二基板                 40
第一通孔                 41
第二通孔                 42
第一射频同轴电缆         50
第二射频同轴电缆         60
收发机                   200
如下具体实施方式将结合上述附图进一步说明本申请。
具体实施方式
为了能够更清楚地理解本发明的上述目的、特征和优点，下面结合附图和具体实施方式对本发明进行详细描述。需要说明的是，在不冲突的情况下，本申请的实施方式及实施方式中的特征可以相互组合。
在下面的描述中阐述了很多具体细节以便于充分理解本发明，所描述的实施方式仅仅是本发明一部分实施方式，而不是全部的实施方式。
除非另有定义，本文所使用的所有的技术和科学术语与属于本发明的技术领域的技术人员通常理解的含义相同。本文中在本发明的说明书中所使用的术语只是为了描述具体的实施方式的目的，不是旨在于限制本发明。
请参阅图1，本申请提供一种双频双极化天线100，包括：
第一基板10；
第一极化天线20，包括第一辐射部21与第二辐射部22，第一辐射部21设于第一基板10的第一表面，第二辐射部22设于第一基板10的第二表面；
第二极化天线30，包括第三辐射部31及第四辐射部32，第三辐射部31设于第一基板10的第一表面，第四辐射部32设于第一基板10第二表面；
第二基板40，位于第一基板10的第二表面一侧，第二基板40靠近第一基板10的一侧为铜铺面；
第一极化天线20与第二极化天线30在第一基板10的布置方向互相正交。
第一极化天线20为水平方向，第二极化天线30为垂直方向，第一极化 天线20与第二极化天线30相隔90度正交布置，使单元天线同时布局垂直极化与水平极化，在保证天线隔离度要求的同时实现节省天线数量、降低馈入损耗的效果，同时实现了收发的双工作模式。第二基板40靠近第一基板10一侧设铜铺面，使第二基板40作为反射板，增加天线在宽阔面(broadside)的增益。在使用中也可以将第二基板40接地，作为天线与收发机200电路的屏障，隔绝杂讯干扰到天线。
请参阅图2，于一实施例中，还包括第一射频同轴电缆50与第二射频同轴电缆60，第一射频同轴电缆50电连接于第二辐射部22，第二射频同轴电缆60电连接于第四辐射部32。射频同轴电缆从正下方连接天线，作为反射面的第二基板40也可以作为收发机200的电路板，有助于将收发机200进行整合，减少收发机200电路在将毫米波信号馈入至天线时的损耗。
于一实施例中，第二基板40上设有第一通孔41与第二通孔42，第一射频同轴电缆50从第一通孔41穿出，第二射频同轴电缆60从第二通孔42穿出。设置通孔是便于两条射频同轴电缆的穿出，以减少馈入损耗，第一射频同轴电缆50与第二射频同轴电缆60均可以为射频微波同轴电缆。
于一实施例中，第一辐射部21包括第一正方形部211及从第一正方形部211一角延伸的第一矩形部212，第二辐射部22包括第二正方形部221。
于一实施例中，第三辐射部31包括第三正方形部311，第四辐射部32包括第四正方形部321及从第四正方形部321一角延伸的第二矩形部322。第一正方形部211、第二正方形部221、第三正方形部311及第四正方形部321的大小可以相同，对角线长度为5mm。第一矩形部212与第二矩形部322的大小可以一致，其长度均为7mm，宽度为0.7mm。
于一实施例中，第三辐射部31还包括凸起部312，凸起部312设于第三辐射部31靠近第四辐射部32的边上。本实施例中，第三辐射部31可包括两个凸起部312，且两个凸起部312分别设置在第三辐射部31靠近第四辐射部32的两条边的中间。通过设置凸起部312的方式，改变电流通过第三辐射部31的路径，进而调整第二极化天线30所接收的频宽。
于一实施例中，凸起部312为等腰直角三角形，凸起部312的长边贴合第三辐射部31的边，凸起部312的长边的长度小于第三辐射部31的边长。本实施例中包括两个凸起部312，且凸起部312的短边长度为1mm，分别设置于第三辐射部31靠近第四辐射部32的两条边的中间。
请参阅图3，于一实施例中，第一射频同轴电缆50与第二射频同轴电缆60电连接收发机200，收发机200设置于第二基板40远离第一基板10的一侧。
于一实施例中，第一基板10与第二基板40的间距为2.5mm。对于28GHz的5G频段的无线信号而言，其在空气中的波长约为10mm，因此第一基板10与第二基板40的间距采用2.5mm的设计，使其为无线电波长的四分之一，以使天线的反射波的相位角相同进而使信号波，从而聚合辐射波的波束朝宽阔面方向辐射。
请继续参阅图1～图2及图4～图5，双频双极化天线100的具体规格如下表所示(单位：mm)。
W H1 L H1 L H2 W H2 W v1
5 5 7 0.7 6
L v1 L V2 W v2 R L 1
6 0.7 7 90° 25
W 1 D a1 D a2 D a3 L c1
23 2.5 0.5 0.8 30
请参阅图6，为一实施例中第一极化天线20的反射系数测量结果的图表，其中实线为模拟值，虚线为测量值。
请参阅图7，为一实施例中第二极化天线30的反射系数测量结果的图表，其中实线为模拟值，虚线为测量值。
请参阅图8，为一实施例中第一极化天线20与第二极化天线30的隔离度测量结果的图表，其中实线为模拟值，虚线为测量值。
请参阅图9，为一实施例中第一极化天线20的辐射效率示意图，其中实线为模拟值，虚线为测量值。其在28GHz的辐射效率模拟值为86.5％，测量 值为88.8％；而在38GHz的辐射效率模拟值为85.4％，测量值为69.7％。
请参阅图10，为一实施例中第二极化天线30的辐射效率示意图，其中实线为模拟值，虚线为测量值。其在28GHz的辐射效率模拟值为87.1％，测量值为82.0％；而在38GHz的辐射效率模拟值为82.7％，测量值为53.9％。
本申请还提出一种电子设备，包括如上的双频双极化天线100。电子设备可以是信号基站、移动终端、智能设备等。
在本发明所提供的几个实施例中，应该理解到，所揭露的计算机装置和方法，可以通过其它的方式实现。例如，以上所描述的计算机装置实施例仅仅是示意性的，例如，所述的划分，仅仅为一种逻辑功能划分，实际实现时可以有另外的划分方式。
另外，在本发明各个实施例中的各功能可以集成在相同处理中，也可以是各个单独物理存在，也可以两个或两个以上集成在相同中。上述集成的既可以采用硬件的形式实现，也可以采用硬件加软件功能模块的形式实现。
对于本领域技术人员而言，显然本发明不限于上述示范性实施例的细节，而且在不背离本发明的精神或基本特征的情况下，能够以其他的具体形式实现本发明。因此，无论从哪一点来看，均应将实施例看作是示范性的，而且是非限制性的。此外，显然“包括”一词不排除其他或步骤，单数不排除复数。计算机装置权利要求中陈述的多个或计算机装置也可以由同一个或计算机装置通过软件或者硬件来实现。第一，第二等词语用来表示名称，而并不表示任何特定的顺序。
最后应说明的是，以上实施例仅用以说明本发明的技术方案而非限制，尽管参照较佳实施例对本发明进行了详细说明，本领域的普通技术人员应当理解，可以对本发明的技术方案进行修改或等同替换，而不脱离本发明技术方案的精神和范围。

Claims (10)

  1. 一种双频双极化天线，其特征在于，包括：
    第一基板；
    第一极化天线，包括第一辐射部与第二辐射部，所述第一辐射部设于所述第一基板的第一表面，所述第二辐射部设于所述第一基板的第二表面；
    第二极化天线，包括第三辐射部及第四辐射部，所述第三辐射部设于所述第一基板的第一表面，所述第四辐射部设于所述第一基板第二表面；
    第二基板，位于所述第一基板的第二表面一侧，所述第二基板靠近所述第一基板的一侧为铜铺面；
    所述第一极化天线与所述第二极化天线在所述第一基板的布置方向互相正交。
  2. 根据权利要求1所述的双频双极化天线，其特征在于，还包括第一射频同轴电缆与第二射频同轴电缆，所述第一射频同轴电缆电连接于所述第二辐射部，所述第二射频同轴电缆电连接于所述第四辐射部。
  3. 根据权利要求2所述的双频双极化天线，其特征在于，所述第二基板上设有第一通孔与第二通孔，所述第一射频同轴电缆从所述第一通孔穿出，所述第二射频同轴电缆从所述第二通孔穿出。
  4. 根据权利要求1所述的双频双极化天线，其特征在于，所述第一辐射部包括第一正方形部及从所述第一正方形部一角延伸的第一矩形部，所述第二辐射部包括二正方形部。
  5. 根据权利要求1所述的双频双极化天线，其特征在于，所述第三辐射部包括三正方形部，所述第四辐射部包括第四正方形部及从所述第四正方形部一角延伸的第二矩形部。
  6. 根据权利要求5所述的双频双极化天线，其特征在于，所述第三辐射部还包括凸起部，所述凸起部设于所述第三辐射部靠近所述第四辐射部的边上。
  7. 根据权利要求6所述的双频双极化天线，其特征在于，所述凸起部为等 腰直角三角形，所述凸起部的长边贴合所述第三辐射部的边，所述凸起部的长边的长度小于所述第三辐射部的边长。
  8. 根据权利要求2所述的双频双极化天线，其特征在于，所述第一射频同轴电缆与所述第二射频同轴电缆电连接收发机，所述收发机设置于所述第二基板远离所述第一基板的一侧。
  9. 根据权利要求1所述的双频双极化天线，其特征在于，所述第一基板与所述第二基板的间距为2.5mm。
  10. 一种电子设备，其特征在于，包括如权利要求1～9任意一项所述的双频双极化天线。
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