WO2020133499A1 - 一种封装天线模组及电子设备 - Google Patents

一种封装天线模组及电子设备 Download PDF

Info

Publication number
WO2020133499A1
WO2020133499A1 PCT/CN2018/125819 CN2018125819W WO2020133499A1 WO 2020133499 A1 WO2020133499 A1 WO 2020133499A1 CN 2018125819 W CN2018125819 W CN 2018125819W WO 2020133499 A1 WO2020133499 A1 WO 2020133499A1
Authority
WO
WIPO (PCT)
Prior art keywords
antenna unit
antenna
isolation
power feeding
antenna module
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/CN2018/125819
Other languages
English (en)
French (fr)
Inventor
马荣杰
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.)
AAC Technologies Holdings Nanjing Co Ltd
Original Assignee
AAC Technologies Holdings Nanjing 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 AAC Technologies Holdings Nanjing Co Ltd filed Critical AAC Technologies Holdings Nanjing Co Ltd
Priority to PCT/CN2018/125819 priority Critical patent/WO2020133499A1/zh
Publication of WO2020133499A1 publication Critical patent/WO2020133499A1/zh
Anticipated expiration legal-status Critical
Ceased 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

Definitions

  • the invention relates to the field of wireless communication, in particular to a packaged antenna module and electronic equipment.
  • the International Telecommunication Union ITU identified three main application scenarios of 5G: enhanced mobile broadband, large-scale machine communications, and high-reliability and low-latency communications. These three application scenarios correspond to different key indicators, in which the peak user speed in the enhanced mobile bandwidth scenario is 20Gbps, and the minimum user experience rate is 100Mbps.
  • the abundant bandwidth resources of the millimeter wave frequency band in the prior art provide a guarantee for the high-speed transmission rate, but due to the severe space loss of electromagnetic waves in this frequency band, the wireless communication system using the millimeter wave frequency band needs to adopt a phased array architecture.
  • 3GPP has proposed several standard working frequency bands of n257 (26.5GHz-29.5GHz), n258 (24.25-27.5GHz), n260 (37-40GHZ), n261 (27.5-28.35GHZ). With limited space, it is a challenge to achieve better spatial coverage and better isolation in a fixed stacked structure.
  • the object of the present invention is to provide a packaged antenna module, which can achieve better isolation and better space coverage.
  • an encapsulated antenna module including a substrate, first antenna modules and integrated circuit chips provided on opposite sides of the substrate, and provided in the substrate to connect the first antenna module and the antenna
  • the first antenna module includes a first antenna unit and a second antenna unit
  • the first antenna unit includes a first power feeder and a second power feeder
  • the second antenna unit includes A third power feeding part and a fourth power feeding part
  • the first power feeding part is a vertically polarized power feeding part of the first antenna unit
  • the second power feeding part is a horizontal level of the first antenna unit
  • the third power feeder is a vertically polarized power feeder of the second antenna unit
  • the fourth power feeder is a horizontally polarized power feeder of the second antenna unit
  • the phase difference between the first power feeder and the third power feeder is 180°
  • the phase difference between the second power feeder and the fourth power feeder is 180°
  • the first antenna unit The phase difference from the second antenna unit is 180°.
  • the first power feeding part and the second power feeding part are provided at the upper right corner of the first antenna unit, and the third power feeding part and the fourth power feeding part are provided at the first The lower right corner of the second antenna unit.
  • the first power feeding part and the second power feeding part are provided at the lower left corner of the first antenna unit, and the third power feeding part and the fourth power feeding part are provided at the first The upper left corner of the second antenna unit.
  • the first antenna unit includes a first side adjacent to the second antenna unit, a second side opposite to the first side, respectively connected to the first side and the A third side and a fourth side opposite to each other and between the second side, the first side, the third side, the second side and the fourth side are in turn Connection; wherein, the first power feeder and the second power feeder are adjacent to the connection between the first side and the third side, the first power feeder is close to the third side And the center position of the third side is opposite, and the second power feeding part is close to the first side and opposite to the center position of the first side;
  • the second antenna unit includes a fifth side adjacent to the first antenna unit, a sixth side disposed opposite to the fifth side, respectively connected to the fifth side and the sixth A seventh side and an eighth side that are oppositely disposed between the sides, the fifth side, the seventh side, the sixth side, and the eighth side are connected in order end to end; wherein ,
  • the third power feeder and the fourth power feeder are adjacent to the junction of the sixth side and the eighth side, the third power feeder is close to the eighth side and The center position of the eighth side is opposite, and the fourth power feeder is close to the sixth side and opposite to the center position of the sixth side.
  • the packaged antenna module further includes a second antenna module, the second antenna module and the first antenna module are disposed on the same side of the substrate and are symmetrical about a central axis, and the second antenna module It includes a third antenna unit and a fourth antenna unit, the second antenna unit is adjacent to the third antenna unit and is symmetrically arranged about the central axis, and the first antenna unit and the fourth antenna unit are about The central axis is symmetrically set.
  • the antenna module further includes an isolation component, and the isolation component surrounds the second antenna unit and the third antenna unit.
  • the isolation component includes a first isolation part, four second isolation parts and two third isolation parts, the first isolation part is disposed between the second antenna unit and the third antenna unit Between; one of the third isolation portions is provided between the first antenna unit and the second antenna unit, the other of the third isolation portion is provided between the third antenna unit and the fourth antenna Between the units; two of the second isolation parts are disposed on both sides of the second antenna unit without the first isolation part and the third isolation part, and the other two of the second isolation parts
  • the third antenna unit is provided on both sides of the first isolation portion and the third isolation portion; the thickness of the first isolation portion is greater than the thickness of each second isolation portion, each The thickness of the second partition is greater than the thickness of each third partition.
  • the first isolation portion, the second isolation portion and the third isolation portion are all provided with a plurality of through holes.
  • the first isolation portion, the second isolation portion and the third isolation portion are all fence structures.
  • the invention also provides an electronic device, which includes a housing and the above-mentioned packaged antenna module.
  • the packaged antenna module is located in the housing.
  • the packaged antenna module includes the first antenna module, the first antenna module includes the first antenna unit and the second antenna unit, and the first antenna unit includes the first feeder and the second feeder, the second The antenna unit includes a third power feeding part and a fourth power feeding part, the phase difference between the first power feeding part and the third power feeding part is 180°, and the phase difference between the second power feeding part and the fourth power feeding part is 180°
  • the phase difference between the first antenna unit and the second antenna unit is 180°, which improves the isolation of the packaged antenna module and provides better space coverage.
  • FIG. 1 is a schematic diagram of a partial structure of an electronic device provided by an embodiment of the present invention.
  • FIG. 2 is a schematic diagram of a packaged antenna module provided by an embodiment of the present invention.
  • FIG. 3 is a top view of a packaged antenna module provided by an embodiment of the present invention.
  • FIG. 4 is a schematic diagram of a feeding structure provided by an embodiment of the present invention.
  • FIG. 5 is a schematic diagram of a feeding structure provided by another embodiment of the present invention.
  • FIG. 6 is a schematic diagram of an isolation component provided by an embodiment of the present invention.
  • 7(a) is a radiation pattern of a horizontally polarized scanning angle of 45° when the packaged antenna module provided by the present invention is in the 28 GHz frequency band;
  • 7(b) is a radiation pattern of a horizontally polarized scan angle of 0° when the packaged antenna module provided by the present invention is in the 28 GHz frequency band;
  • 7(c) is a radiation pattern of a horizontally polarized scan angle of -45° when the packaged antenna module provided by the present invention is in the 28 GHz frequency band;
  • 7(d) is a radiation pattern of the packaged antenna module provided by the present invention at a vertical polarization scanning angle of 45° in the 28 GHz frequency band;
  • 7(e) is a radiation pattern with a vertical polarization scan angle of 0° when the packaged antenna module provided by the present invention is in the 28 GHz frequency band;
  • 7(f) is a radiation pattern of the packaged antenna module provided by the present invention with a vertical polarization scanning angle of -45° in the 28 GHz frequency band;
  • FIG. 9 is a graph showing the coverage efficiency of horizontally polarized antenna modules in the 28 GHz frequency band provided by an embodiment of the present invention.
  • FIG. 10 is a graph showing the coverage efficiency of the vertically polarized antenna module in the 28 GHz frequency band provided by the embodiment of the present invention.
  • an element when an element is referred to as being “fixed” or “disposed” on another element, the element can be directly on the other element or there can be a centering element at the same time.
  • an element When an element is said to "connect” another element, it may be directly connected to the other element or there may be a center element at the same time.
  • an electronic device provided by an embodiment of the present invention includes an encapsulated antenna module 100 and a housing 200.
  • the encapsulated antenna module 100 is provided in the housing 200 and is used to transmit and receive signals.
  • the packaged antenna module 100 includes a substrate 10, a first antenna module 21, a second antenna module 24, an integrated circuit chip 30, a circuit 40, and an isolation component 27.
  • the first antenna module 21 and the second antenna module 24 are disposed on the same side of the substrate 10, the integrated circuit chip 30 is located on the side of the substrate 10 opposite to the first antenna module 21, and the circuit 40 is disposed in the substrate 10 to connect the first antenna Module 21 and integrated circuit chip 30.
  • the isolation component 27 is located between the first antenna module 21 and the second antenna module 24 for isolating the first antenna module 21 and the second antenna module 24, and the isolation component 27 is grounded to reduce the coupling between the antenna units.
  • the first antenna module 21 includes a first antenna unit 22 and a second antenna unit 23, the first antenna unit 22 includes a first power feeder 221 and a second power feeder 222, and the second antenna unit 23 includes a third power feeder 231 And the fourth power feeder 232, the first power feeder 221 is a vertically polarized power feeder of the first antenna unit 22, the second power feeder 222 is a horizontally polarized power feeder of the first antenna unit 22, and the third The power feeding part 231 is a vertically polarized power feeding part of the second antenna unit 23, the fourth power feeding part 232 is a horizontally polarized power feeding part of the second antenna unit 23, the first power feeding part 221 and the third power feeding part
  • the phase difference of 231 is 180°
  • the phase difference of the second power feeding section 222 and the fourth power feeding section 232 is 180°
  • the phase difference of the feeding direction of the first antenna unit 22 and the feeding direction of the second antenna unit 23 Is 180°.
  • Adjacent two antenna elements adopt horizontal polarization direction equal amplitude inversion feeding or vertical polarization direction equal amplitude inversion feeding to achieve the cross polarization of the antenna array to -40dB, thereby improving the Isolation degree, and can cover the millimeter wave band n257.
  • the first antenna unit 22 includes a first side 223 adjacent to the second antenna unit 23, a second side 224 opposite to the first side 223, and respectively connected to the first side
  • the third side 225 and the fourth side 226 that are oppositely disposed between 223 and the second side 224, the first side 223, the third side 225, the second side 224, and the fourth side 226 are in turn Connection; wherein, the first power feeder 221 and the second power feeder 222 are adjacent to the connection of the first side 223 and the third side 225, the first power feeder 221 is close to the third side 225 and is connected to the third side
  • the center position of the side 225 is opposite, and the second power feeder 222 is close to and opposite to the center position of the first side 223.
  • the second antenna unit 23 includes a fifth side 233 adjacent to the first antenna unit 22, a sixth side 234 disposed opposite to the fifth side 233, and connected to the fifth side 233 and the sixth side 234, respectively
  • the seventh side 235 and the eighth side 236, the fifth side 233, the seventh side 235, the sixth side 234, and the eighth side 236 are connected in sequence end to end; wherein, the third feed The portion 231 and the fourth power feeding portion 232 are adjacent to the junction of the sixth side 234 and the eighth side 236, and the third power feeding portion 231 is close to the eighth side 236 and opposite to the center position of the eighth side 236.
  • the fourth power feeder 232 is close to the sixth side 234 and opposite to the center position of the sixth side 234.
  • the first side 223, the second side 224, the third side 225, and the fourth side 226 are the right side and the left side of the first antenna unit 22, respectively.
  • the fifth side 233, the sixth side 234, the seventh side 235, and the eighth side 236 are the left side, the right side, the upper side, and the lower side of the second antenna unit 23, respectively.
  • the first power feeding part 221 and the second power feeding part 222 are provided in the upper right corner of the first antenna unit 22, and the third power feeding part 231 and the fourth power feeding part 232 are provided in the lower right corner of the second antenna unit 23.
  • the first side 223, the second side 224, the third side 225, and the fourth side 226 are the lower side of the first antenna unit 22, Top side, left side and right side.
  • the fifth side 233, the sixth side 234, the seventh side 235, and the eighth side 236 are the lower side, upper side, right side, and left side of the second antenna unit 23, respectively.
  • the first power feeder 221 and the second power feeder 222 are provided at the lower left corner of the first antenna unit 22, and the third power feeder 231 and the fourth power feeder 232 are provided at the upper left corner of the second antenna unit 23.
  • the second antenna module 24 and the first antenna module 21 are arranged symmetrically and symmetrically about a central axis 50.
  • the second antenna module 24 includes a third antenna unit 25 and a fourth antenna unit 26, and the second antenna unit 23 is
  • the third antenna unit 25 is adjacent to and symmetrically arranged about the central axis 50, and the first antenna unit 21 and the fourth antenna unit 26 are symmetrically arranged about the central axis 50.
  • the isolation assembly 27 includes a first isolation portion 271, four second isolation portions 272, and two third isolation portions 273.
  • the first isolation portion 271 is disposed on the second Between the antenna unit 23 and the third antenna unit 25; one of the third isolation portions 273 is provided between the first antenna unit 22 and the second antenna unit 23, and the other third isolation portion 273 is provided between the third antenna unit 25 and Between the fourth antenna unit 26; two of the second isolation portions 272 are disposed at both ends of the second antenna unit 24 where the first isolation portion 271 and the third isolation portion 273 are not provided, and the other two second isolation portions 272 are provided.
  • the third antenna unit 25 is not provided with both ends of the first isolation portion 271 and the third isolation portion 273; the thickness of the first isolation portion 271 is greater than the thickness of the second isolation portion 272, and the thickness of the second isolation portion 272 is greater than the third The thickness of the partition 273. Among them, the thickness is the length of the first isolation portion 271, the second isolation portion 272 and the third isolation portion 2
  • the first antenna unit 22, the second antenna unit 23, the third antenna unit 25, and the fourth antenna unit 26 all include the stacked upper layer patch A and lower layer patch B
  • Each of the above-mentioned feeders is provided on the lower-layer patch B, and the upper-layer patch A and the lower-layer patch B are coupled to feed.
  • the packaged antenna module 100 includes two first antenna modules 21 and one second antenna module 24.
  • the two first antenna modules 21 are disposed on both sides of the second antenna module 24, and both Symmetrically disposed with the second antenna module 24, the isolation components 27 are arranged on both sides of the second antenna module 24.
  • the packaged antenna module 100 may also include two first antenna modules 21 and two second antenna modules 24. The first antenna module 21 and the second antenna module 24 are spaced apart, and the isolation component 27 is arranged on each first antenna module 21 and Between the second antenna modules 24.
  • the first isolation portion 271, the second isolation portion 272, and the third isolation portion 273 are all provided with a plurality of through holes 274.
  • the first isolation portion 271, the second isolation portion 272, and the third isolation portion 273 are all fence structures.
  • the fence structure includes a plurality of metal strips 275 interlaced with each other, and the through hole 274 penetrates between the metal strips 275.
  • the packaged antenna module 100 provided by the embodiment of the present invention is disposed on the side of the housing 200 and faces the left or right.
  • 7(a) is a radiation pattern of a horizontally polarized scanning angle of 45° when the packaged antenna module provided by the present invention is in the 28 GHz frequency band;
  • 7(b) is a radiation pattern of a horizontally polarized scan angle of 0° when the packaged antenna module provided by the present invention is in the 28 GHz frequency band;
  • 7(c) is a radiation pattern of a horizontally polarized scan angle of -45° when the packaged antenna module provided by the present invention is in the 28 GHz frequency band;
  • 7(d) is a radiation pattern of the packaged antenna module provided by the present invention at a vertical polarization scanning angle of 45° in the 28 GHz frequency band;
  • 7(e) is a radiation pattern with a vertical polarization scan angle of 0° when the packaged antenna module provided by the present invention is in the 28 GHz frequency band;
  • FIG. 7(f) is a radiation pattern of the packaged antenna module provided by the present invention with a vertical polarization scanning angle of -45° in the 28 GHz frequency band.
  • S11 and S22 are the reflection coefficients of the packaged antenna module in the horizontal and vertical directions, respectively, and S12 is the horizontal and vertical polarization of the packaged antenna module It can be seen that the packaged antenna module provided by the embodiment of the present invention has better isolation.
  • FIG. 9 is a graph of coverage efficiency of horizontally polarized antenna modules in the 28 GHz frequency band provided by an embodiment of the present invention. For 50% coverage, compared with the peak gain, the decrease is 8 dB;
  • FIG. 10 is an antenna provided by an embodiment of the present invention When the module is in the 28GHz frequency band, the vertical polarization coverage efficiency graph, for 50% coverage, compared with the peak gain, a decrease of 10dB, it can be seen that the antenna module provided by the embodiment of the present invention has better spatial coverage .
  • the packaged antenna module 100 includes a first antenna module 21, the first antenna module 21 includes a first antenna unit 22 and a second antenna unit 23, and the first antenna unit 22 includes a first The power feeding section 221 and the second power feeding section 222, the second antenna unit 23 includes a third power feeding section 231 and a fourth power feeding section 232, and the phase difference between the first power feeding section 221 and the third power feeding section 231 is 180 °, the phase difference between the second power feeder 222 and the fourth power feeder 232 is 180°, thereby improving the isolation of the packaged antenna module 100 and having better space coverage.

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)

Abstract

本发明提供了一种封装天线模组及电子设备，封装天线模组包括第一天线单元和第二天线单元，第一天线单元包括第一馈电部和第二馈电部，第二天线单元包括第三馈电部和第四馈电部，第一馈电部为第一天线单元的垂直极化馈电部，第二馈电部为第一天线单元的水平极化馈电部，第三馈电部为第二天线单元的垂直极化馈电部，第四馈电部为第二天线单元的水平极化馈电部，第一馈电部和第三馈电部的相位差为180°，第二馈电部和第四馈电部的相位差为180°，第一天线单元和第二天线单元的相位差为180°。本发明的封装天线模组及电子设备可以改善封装天线模组的隔离度，且空间覆盖能力更好。

Description

一种封装天线模组及电子设备 【技术领域】
本发明涉及无线通信领域，尤其涉及一种封装天线模组及电子设备。
【背景技术】
5G作为全球业界的研发焦点，发展5G技术制定5G标准已经成为业界共识。国际电信联盟ITU在2015年6月召开的ITU-RWP5D第22次会议上明确了5G的三个主要应用场景：增强型移动宽带、大规模机器通信、高可靠低延时通信。这3个应用场景分别对应着不同的关键指标，其中增强型移动带宽场景下用户峰值速度为20Gbps，最低用户体验速率为100Mbps。
现有技术的毫米波频段丰富的带宽资源为高速传输速率提供了保障，但是由于该频段电磁波剧烈的空间损耗，利用毫米波频段的无线通信系统需要采用相控阵的架构。
针对5G毫米波频段，3GPP提出了n257(26.5GHz-29.5GHz)、n258(24.25-27.5GHz)、n260(37-40GHZ)、n261(27.5-28.35GHZ)几个标准工作频段，在天线模组有限的空间，固定的层叠结构中实现更好空间覆盖和较好隔离度的宽带相控阵模组是一个挑战。
因此，有必要提供一种隔离度更优、空间覆盖能力更好的封装天线模组。
【发明内容】
本发明的目的在于提供一种封装天线模组，其能够实现隔离度更优、空间覆盖能力更好。
本发明的技术方案如下：一种封装天线模组，包括基板、设于所述基板相对两侧的第一天线模块和集成电路芯片以及设于所述基板内连接所述第一天线模块和所述集成电路芯片的电路，所述第一天线模块包括第一天 线单元和第二天线单元，所述第一天线单元包括第一馈电部和第二馈电部，所述第二天线单元包括第三馈电部和第四馈电部，所述第一馈电部为所述第一天线单元的垂直极化馈电部，所述第二馈电部为所述第一天线单元的水平极化馈电部，所述第三馈电部为所述第二天线单元的垂直极化馈电部，所述第四馈电部为所述第二天线单元的水平极化馈电部，所述第一馈电部和所述第三馈电部的相位差为180°，所述第二馈电部和所述第四馈电部的相位差为180°，所述第一天线单元和所述第二天线单元的相位差为180°。
优选的，所述第一馈电部和所述第二馈电部设置于所述第一天线单元的右上角，所述第三馈电部和所述第四馈电部设置于所述第二天线单元的右下角。
优选的，所述第一馈电部和所述第二馈电部设置于所述第一天线单元的左下角，所述第三馈电部和所述第四馈电部设置于所述第二天线单元的左上角。
优选的，所述第一天线单元包括与所述第二天线单元邻接的第一侧边、与所述第一侧边相对设置的第二侧边、分别连接于所述第一侧边与所述第二侧边之间且相对设置的第三侧边和第四侧边，所述第一侧边、所述第三侧边、所述第二侧边和所述第四侧边依次首尾连接；其中，所述第一馈电部和所述第二馈电部邻近所述第一侧边和所述第三侧边的连接处，所述第一馈电部靠近所述第三侧边且与所述第三侧边的中心位置相对，所述第二馈电部靠近所述第一侧边且与所述第一侧边的中心位置相对；
所述第二天线单元包括与所述第一天线单元邻接的第五侧边、与所述第五侧边相对设置的第六侧边、分别连接于所述第五侧边与所述第六侧边之间且相对设置的第七侧边和第八侧边，所述第五侧边、所述第七侧边、所述第六侧边和所述第八侧边依次首尾连接；其中，所述第三馈电部和所述第四馈电部邻近所述第六侧边和所述第八侧边的连接处，所述第三馈电部靠近所述第八侧边且与所述第八侧边的中心位置相对，所述第四馈电部靠近所述第六侧边且与所述第六侧边的中心位置相对。
优选的，所述封装天线模组还包括第二天线模块，所述第二天线模块与所述第一天线模块设置在所述基板的同一侧且关于一中心轴对称，所述第二天线模块包括第三天线单元和第四天线单元，所述第二天线单元与所述第三天线单元相邻且关于所述中心轴对称设置，所述第一天线单元与所述第四天线单元关于所述中心轴对称设置。
优选的，所述天线模块还包括隔离组件，所述隔离组件包围于所述第二天线单元和所述第三天线单元。
优选的，所述隔离组件包括一个第一隔离部、四个第二隔离部和两个第三隔离部，所述第一隔离部设置于所述第二天线单元和所述第三天线单元之间；其中一个所述第三隔离部设置于所述第一天线单元和所述第二天线单元之间，另一个所述第三隔离部设置于所述第三天线单元和所述第四天线单元之间；其中两个所述第二隔离部设置于所述第二天线单元未设置有所述第一隔离部和所述第三隔离部的两侧，另外两个所述第二隔离部设置于所述第三天线单元未设置有所述第一隔离部和所述第三隔离部的两侧；所述第一隔离部的厚度大于每个所述第二隔离部的厚度，每个所述第二隔离部的厚度大于每个所述第三隔离部的厚度。
优选的，所述第一隔离部、所述第二隔离部和所述第三隔离部上均设置有若干通孔。
优选的，所述第一隔离部、所述第二隔离部和所述第三隔离部均为栅栏结构。
本发明还提供一种电子设备，包括壳体以及上述的封装天线模组，所述封装天线模组位于所述壳体内。
本发明的有益效果在于：封装天线模块包括第一天线模块，第一天线模块包括第一天线单元和第二天线单元，第一天线单元包括第一馈电部和第二馈电部，第二天线单元包括第三馈电部和第四馈电部，第一馈电部和第三馈电部的相位差为180°，第二馈电部和第四馈电部的相位差为180°，第一天线单元和第二天线单元的相位差为180°，从而改善封装天线模组的隔离度，且空间覆盖能力更好。
【附图说明】
图1为本发明实施例提供的电子设备的部分结构的示意图；
图2为本发明实施例提供的封装天线模组的示意图；
图3为本发明实施例提供的封装天线模组的俯视图；
图4为本发明一实施例提供的馈电结构的示意图；
图5为本发明另一实施例提供的馈电结构的示意图；
图6为本发明实施例提供的隔离组件的示意图；
图7(a)为本发明提供的封装天线模组在28GHz频段时，水平极化扫描角为45°的辐射方向图；
图7(b)为本发明提供的封装天线模组在28GHz频段时，水平极化扫描角为0°的辐射方向图；
图7(c)为本发明提供的封装天线模组在28GHz频段时，水平极化扫描角为-45°的辐射方向图；
图7(d)为本发明提供的封装天线模组在28GHz频段时，垂直极化扫描角为45°的辐射方向图；
图7(e)为本发明提供的封装天线模组在28GHz频段时，垂直极化扫描角为0°的辐射方向图；
图7(f)为本发明提供的封装天线模组在28GHz频段时，垂直极化扫描角为-45°的辐射方向图；
图8为本发明实施例提供的天线模组的S参数曲线图；
图9为本发明实施例提供的天线模组在28GHz频段时，水平极化的覆盖效率曲线图；
图10为本发明实施例提供的天线模组在28GHz频段时，垂直极化的覆盖效率曲线图。
图中：100、封装天线模组；10、基板；21、第一天线模块；22、第一天线单元；221、第一馈电部；222、第二馈电部；223、第一侧边；224、第二侧边；225、第三侧边；226、第四侧边；23、第二天线单元；231、第三馈电部；232、第四馈电部；233、第五侧边；234、第六侧边；235、 第七侧边；236、第八侧边；24、第二天线模块；25、第三天线单元；26、第四天线单元；27、隔离组件；271、第一隔离部；272、第二隔离部；273、第三隔离部；274、通孔；275、金属条；30、集成电路芯片；40、电路；50、中心轴；A、上层贴片；B、下层贴片；200、壳体。
【具体实施方式】
下面结合附图和实施方式对本发明作进一步说明。
需要说明的是，本发明实施例中所有方向性指示(诸如上、下、左、右、前、后、顶部、底部……)仅用于解释在某一特定姿态(如附图所示)下各部件之间的相对位置关系等，如果该特定姿态发生改变时，则该方向性指示也相应地随之改变。
还需要说明的是，当元件被称为“固定于”或“设置于”另一个元件上时，该元件可以直接在另一个元件上或者可能同时存在居中元件。当一个元件被称为“连接”另一个元件，它可以是直接连接另一个元件或者可能同时存在居中元件。
如图1所示，本发明实施例提供的电子设备包括封装天线模组100和壳体200，封装天线模组100设于壳体200内，用于发射和接收信号。
如图2-3所示，封装天线模组100包括基板10、第一天线模块21、第二天线模块24、集成电路芯片30、电路40以及隔离组件27。第一天线模块21和第二天线模块24设置于基板10的同一侧，集成电路芯片30位于基板10的与第一天线模块21相背的一侧，电路40设于基板10内连接第一天线模块21和集成电路芯片30。隔离组件27位于第一天线模块21和第二天线模块24之间用于对第一天线模块21和第二天线模块24进行隔离，隔离组件27接地，可以减小天线单元之间的耦合。
第一天线模块21包括第一天线单元22和第二天线单元23，第一天线单元22包括第一馈电部221和第二馈电部222，第二天线单元23包括第三馈电部231和第四馈电部232，第一馈电部221为第一天线单元22的垂直极化馈电部，第二馈电部222为第一天线单元22的水平极化馈电部，第三馈电部231为第二天线单元23的垂直极化馈电部，第四馈电部232为第 二天线单元23的水平极化馈电部，第一馈电部221和第三馈电部231的相位差为180°，第二馈电部222和第四馈电部232的相位差为180°，第一天线单元22的馈电方向和第二天线单元23的馈电方向的相位差为180°。相邻的两个天线单元之间采用水平极化方向等幅反相馈电或者垂直极化方向等幅反相馈电，实现天线阵列的交叉极化达到-40dB，从而改善天线单元之间的隔离度，且可以覆盖毫米波段n257。
本发明的一个实施例中，第一天线单元22包括与第二天线单元23邻接的第一侧边223、与第一侧边223相对设置的第二侧边224、分别连接于第一侧边223与第二侧边224之间且相对设置的第三侧边225和第四侧边226，第一侧边223、第三侧边225、第二侧边224和第四侧边226依次首尾连接；其中，第一馈电部221和第二馈电部222邻近第一侧边223和第三侧边225的连接处，第一馈电部221靠近第三侧边225且与第三侧边225的中心位置相对，第二馈电部222靠近第一侧边223且与第一侧边223的中心位置相对。
第二天线单元23包括与第一天线单元22邻接的第五侧边233、与第五侧边233相对设置的第六侧边234、分别连接于第五侧边233与第六侧边234之间且相对设置的第七侧边235和第八侧边236，第五侧边233、第七侧边235、第六侧边234和第八侧边236依次首尾连接；其中，第三馈电部231和第四馈电部232邻近第六侧边234和第八侧边236的连接处，第三馈电部231靠近第八侧边236且与第八侧边236的中心位置相对，第四馈电部232靠近第六侧边234且与第六侧边234的中心位置相对。
如图4所示，本发明的一个实施例中，第一侧边223、第二侧边224、第三侧边225和第四侧边226分别为第一天线单元22的右侧边、左侧边、上侧边和下侧边。第五侧边233、第六侧边234、第七侧边235和第八侧边236分别为第二天线单元23的左侧边、右侧边、上侧边和下侧边，可以理解地，第一馈电部221和第二馈电部222设置于第一天线单元22的右上角，第三馈电部231和第四馈电部232设置于第二天线单元23的右下角。
如图5所示，本发明的另一个实施例中，第一侧边223、第二侧边224、 第三侧边225和第四侧边226分别为第一天线单元22的下侧边、上侧边、左侧边和右侧边。第五侧边233、第六侧边234、第七侧边235和第八侧边236分别为第二天线单元23的下侧边、上侧边、右侧边和左侧边，可以理解地，第一馈电部221和第二馈电部222设置于第一天线单元22的左下角，第三馈电部231和第四馈电部232设置于第二天线单元23的左上角。
如图3所示，第二天线模块24与第一天线模块21关于一中心轴50对称对称设置，第二天线模块24包括第三天线单元25和第四天线单元26，第二天线单元23与第三天线单元25相邻且关于中心轴50对称设置，第一天线单元21与第四天线单元26关于中心轴50对称设置。
如图6所示，本发明的一个实施例中，隔离组件27包括一个第一隔离部271、四个第二隔离部272和两个第三隔离部273，第一隔离部271设置于第二天线单元23和第三天线单元25之间；其中一个第三隔离部273设置于第一天线单元22和第二天线单元23之间，另一个第三隔离部273设置于第三天线单元25和第四天线单元26之间；其中两个第二隔离部272设置于第二天线单元24未设置有第一隔离部271和第三隔离部273的两端，另外两个第二隔离部272设置于第三天线单元25未设置有第一隔离部271和第三隔离部273的两端；第一隔离部271的厚度大于第二隔离部272的厚度，第二隔离部272的厚度大于第三隔离部273的厚度。其中，厚度为第一隔离部271、第二隔离部272和第三隔离部273在于基板10平行方向的长度。
同时，还需要说明但是，在本实施例中，第一天线单元22、第二天线单元23、第三天线单元25和第四天线单元26均包括叠设的上层贴片A和下层贴片B，上文所述的各馈电部设置于所述下层贴片B上，上层贴片A与所述下层贴片B耦合馈电。
在本发明的其它实施例中，封装天线模组100包括两个第一天线模块21和一个第二天线模块24，两个第一天线模块21设于第二天线模块24的两侧，且均与第二天线模块24对称设置，隔离组件27布局于第二天线模块24的两侧。封装天线模块100也可以包括两个第一天线模块21和两 个第二天线模块24，第一天线模块21和第二天线模块24间隔设置，隔离组件27布局于每个第一天线模块21和第二天线模块24之间。
本发明的一个实施例中，第一隔离部271、第二隔离部272和第三隔离部273上均设置有若干通孔274。
本发明的另一个实施例中，第一隔离部271、第二隔离部272和第三隔离部273均为栅栏结构。其中，栅栏结构包括多条相互交错设置的金属条275，通孔274贯通金属条275之间。
本发明实施例提供的封装天线模组100设置于壳体200的侧边，面向左边或右边。
请参阅图7(a)-7(f)，其中，
图7(a)为本发明提供的封装天线模组在28GHz频段时，水平极化扫描角为45°的辐射方向图；
图7(b)为本发明提供的封装天线模组在28GHz频段时，水平极化扫描角为0°的辐射方向图；
图7(c)为本发明提供的封装天线模组在28GHz频段时，水平极化扫描角为-45°的辐射方向图；
图7(d)为本发明提供的封装天线模组在28GHz频段时，垂直极化扫描角为45°的辐射方向图；
图7(e)为本发明提供的封装天线模组在28GHz频段时，垂直极化扫描角为0°的辐射方向图；
图7(f)为本发明提供的封装天线模组在28GHz频段时，垂直极化扫描角为-45°的辐射方向图。
可以看出，本发明实施例提供的封装天线模组扫描性能良好。
图8为本发明实施例提供的天线模组的S参数曲线图，其中S11和S22分别为封装天线模组水平方向和垂直方向的反射系数，S12为封装天线模组水平极化和垂直极化的隔离度曲线，可以看出，本发明实施例提供的封装天线模组具有较好的隔离度。
图9为本发明实施例提供的天线模组在28GHz频段时，水平极化的覆 盖效率曲线图，对于50％覆盖，相比于峰值增益，下降8dB；图10为本发明实施例提供的天线模组在28GHz频段时，垂直极化的覆盖效率曲线图，对于50％覆盖，相比于峰值增益，下降10dB，可以看出，本发明实施例提供的天线模组具有较好的空间覆盖能力。
本发明提供的封装天线模组和电子设备，封装天线模组100包括第一天线模块21，第一天线模块21包括第一天线单元22和第二天线单元23，第一天线单元22包括第一馈电部221和第二馈电部222，第二天线单元23包括第三馈电部231和第四馈电部232，第一馈电部221和第三馈电部231的相位差为180°，第二馈电部222和第四馈电部232的相位差为180°，从而改善封装天线模组100的隔离度，且空间覆盖能力更好。
以上所述的仅是本发明的实施方式，在此应当指出，对于本领域的普通技术人员来说，在不脱离本发明创造构思的前提下，还可以做出改进，但这些均属于本发明的保护范围。

Claims (10)

  1. 一种封装天线模组，其特征在于，包括基板、设于所述基板相对两侧的第一天线模块和集成电路芯片以及设于所述基板内连接所述第一天线模块和所述集成电路芯片的电路，所述第一天线模块包括第一天线单元和第二天线单元，所述第一天线单元包括第一馈电部和第二馈电部，所述第二天线单元包括第三馈电部和第四馈电部，所述第一馈电部为所述第一天线单元的垂直极化馈电部，所述第二馈电部为所述第一天线单元的水平极化馈电部，所述第三馈电部为所述第二天线单元的垂直极化馈电部，所述第四馈电部为所述第二天线单元的水平极化馈电部，所述第一馈电部和所述第三馈电部的相位差为180°，所述第二馈电部和所述第四馈电部的相位差为180°。
  2. 根据权利要求1所述的封装天线模组，其特征在于，所述第一馈电部和所述第二馈电部设置于所述第一天线单元的右上角，所述第三馈电部和所述第四馈电部设置于所述第二天线单元的右下角。
  3. 根据权利要求1所述的封装天线模组，其特征在于，所述第一馈电部和所述第二馈电部设置于所述第一天线单元的左下角，所述第三馈电部和所述第四馈电部设置于所述第二天线单元的左上角。
  4. 根据权利要求1所述的封装天线模组，其特征在于，所述第一天线单元包括与所述第二天线单元邻接的第一侧边、与所述第一侧边相对设置的第二侧边、分别连接于所述第一侧边与所述第二侧边之间且相对设置的第三侧边和第四侧边，所述第一侧边、所述第三侧边、所述第二侧边和所述第四侧边依次首尾连接；其中，所述第一馈电部和所述第二馈电部邻近所述第一侧边和所述第三侧边的连接处，所述第一馈电部靠近所述第三侧边且与所述第三侧边的中心位置相对，所述第二馈电部靠近所述第一侧边且与所述第一侧边的中心位置相对；
    所述第二天线单元包括与所述第一天线单元邻接的第五侧边、与所述第五侧边相对设置的第六侧边、分别连接于所述第五侧边与所述第六侧边 之间且相对设置的第七侧边和第八侧边，所述第五侧边、所述第七侧边、所述第六侧边和所述第八侧边依次首尾连接；其中，所述第三馈电部和所述第四馈电部邻近所述第六侧边和所述第八侧边的连接处，所述第三馈电部靠近所述第八侧边且与所述第八侧边的中心位置相对，所述第四馈电部靠近所述第六侧边且与所述第六侧边的中心位置相对。
  5. 根据权利要求1所述的封装天线模组，其特征在于，所述封装天线模组还包括第二天线模块，所述第二天线模块与所述第一天线模块设置在所述基板的同一侧且关于一中心轴对称，所述第二天线模块包括第三天线单元和第四天线单元，所述第二天线单元与所述第三天线单元相邻且关于所述中心轴对称设置，所述第一天线单元与所述第四天线单元关于所述中心对称轴对称设置。
  6. 根据权利要求5所述的封装天线模组，其特征在于，所述天线模块还包括隔离组件，所述隔离组件包围于所述第二天线单元和所述第三天线单元。
  7. 根据权利要求6所述的封装天线模组，其特征在于，所述隔离组件包括一个第一隔离部、四个第二隔离部和两个第三隔离部，所述第一隔离部设置于所述第二天线单元和所述第三天线单元之间；其中一个所述第三隔离部设置于所述第一天线单元和所述第二天线单元之间，另一个所述第三隔离部设置于所述第三天线单元和所述第四天线单元之间；其中两个所述第二隔离部设置于所述第二天线单元未设置有所述第一隔离部和所述第三隔离部的两侧，另外两个所述第二隔离部设置于所述第三天线单元未设置有所述第一隔离部和所述第三隔离部的两侧；所述第一隔离部的厚度大于每个所述第二隔离部的厚度，每个所述第二隔离部的厚度大于每个所述第三隔离部的厚度。
  8. 根据权利要求7所述的封装天线模组，其特征在于，所述第一隔离部、所述第二隔离部和所述第三隔离部上均设置有若干通孔。
  9. 根据权利要求7所述的封装天线模组，其特征在于，所述第一隔离部、所述第二隔离部和所述第三隔离部均为栅栏结构。
  10. 一种电子设备，其特征在于，包括壳体以及如权利要求1-9任一项所述的封装天线模组，所述封装天线模组位于所述壳体内。
PCT/CN2018/125819 2018-12-29 2018-12-29 一种封装天线模组及电子设备 Ceased WO2020133499A1 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/125819 WO2020133499A1 (zh) 2018-12-29 2018-12-29 一种封装天线模组及电子设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/125819 WO2020133499A1 (zh) 2018-12-29 2018-12-29 一种封装天线模组及电子设备

Publications (1)

Publication Number Publication Date
WO2020133499A1 true WO2020133499A1 (zh) 2020-07-02

Family

ID=71127460

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2018/125819 Ceased WO2020133499A1 (zh) 2018-12-29 2018-12-29 一种封装天线模组及电子设备

Country Status (1)

Country Link
WO (1) WO2020133499A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11201119B2 (en) 2018-06-06 2021-12-14 At&S Austria Technologie & Systemtechnik Aktiengesellschaft RF functionality and electromagnetic radiation shielding in a component carrier

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6147648A (en) * 1996-04-03 2000-11-14 Granholm; Johan Dual polarization antenna array with very low cross polarization and low side lobes
CN2615890Y (zh) * 2003-04-09 2004-05-12 中山市通宇通讯设备有限公司 一种双极化微带天线的馈电结构
CN101662068A (zh) * 2008-08-29 2010-03-03 华为技术有限公司 一种去耦组件、天线模块和天线阵列
CN105762138A (zh) * 2014-12-15 2016-07-13 财团法人工业技术研究院 整合式毫米波芯片封装结构
CN109088180A (zh) * 2018-08-12 2018-12-25 瑞声科技（南京）有限公司 Aog天线系统及移动终端

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6147648A (en) * 1996-04-03 2000-11-14 Granholm; Johan Dual polarization antenna array with very low cross polarization and low side lobes
CN2615890Y (zh) * 2003-04-09 2004-05-12 中山市通宇通讯设备有限公司 一种双极化微带天线的馈电结构
CN101662068A (zh) * 2008-08-29 2010-03-03 华为技术有限公司 一种去耦组件、天线模块和天线阵列
CN105762138A (zh) * 2014-12-15 2016-07-13 财团法人工业技术研究院 整合式毫米波芯片封装结构
CN109088180A (zh) * 2018-08-12 2018-12-25 瑞声科技（南京）有限公司 Aog天线系统及移动终端

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11201119B2 (en) 2018-06-06 2021-12-14 At&S Austria Technologie & Systemtechnik Aktiengesellschaft RF functionality and electromagnetic radiation shielding in a component carrier

Similar Documents

Publication Publication Date Title
CN109638459B (zh) 一种封装天线模组及电子设备
US10431892B2 (en) Antenna-in-package structures with broadside and end-fire radiations
US9715007B2 (en) X-band surface mount microstrip-fed patch antenna
CN110137675A (zh) 一种天线单元及终端设备
GB2559001A (en) Wireless communications package with integrated antenna array
WO2020034681A1 (zh) 天线模组及移动终端
US11374322B2 (en) Perpendicular end fire antennas
US11165150B2 (en) Dual polarization antenna with high isolation
US11955738B2 (en) Antenna
US20230028526A1 (en) Antenna device
WO2020014874A1 (zh) 一种集成电路和终端设备
WO2021104191A1 (zh) 天线单元及电子设备
WO2020233474A1 (zh) 天线单元和电子设备
US10148014B2 (en) Highly isolated monopole antenna system
CN110176668A (zh) 天线单元和电子设备
US20220190485A1 (en) Discrete antenna module with via wall structure
WO2021083223A1 (zh) 天线单元及电子设备
CN105703084A (zh) 一种室分天线
WO2021083213A1 (zh) 天线单元及电子设备
WO2021083217A1 (zh) 天线单元及电子设备
WO2021083222A1 (zh) 天线单元及电子设备
CN109586004A (zh) 一种封装天线模组及电子设备
CN113302801A (zh) 封装结构、网络设备以及终端设备
US20230208049A1 (en) Dual-frequency and dual-polarization antenna and electronic device
WO2021036708A1 (zh) 天线模组及移动终端

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18944670

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18944670

Country of ref document: EP

Kind code of ref document: A1

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 19.08.2021)

122 Ep: pct application non-entry in european phase

Ref document number: 18944670

Country of ref document: EP

Kind code of ref document: A1