WO2022047943A1 - 天线模组及应用该天线模组的终端设备 - Google Patents

天线模组及应用该天线模组的终端设备 Download PDF

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Publication number
WO2022047943A1
WO2022047943A1 PCT/CN2020/123569 CN2020123569W WO2022047943A1 WO 2022047943 A1 WO2022047943 A1 WO 2022047943A1 CN 2020123569 W CN2020123569 W CN 2020123569W WO 2022047943 A1 WO2022047943 A1 WO 2022047943A1
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WIPO (PCT)
Prior art keywords
radiator
circuit board
branch
antenna unit
slit
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PCT/CN2020/123569
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English (en)
French (fr)
Inventor
刘见传
岳月华
Original Assignee
瑞声声学科技(深圳)有限公司
瑞声精密制造科技(常州)有限公司
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Application filed by 瑞声声学科技(深圳)有限公司, 瑞声精密制造科技(常州)有限公司 filed Critical 瑞声声学科技(深圳)有限公司
Publication of WO2022047943A1 publication Critical patent/WO2022047943A1/zh

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/52Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • H01Q1/521Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/12Supports; Mounting means
    • H01Q1/22Supports; Mounting means by structural association with other equipment or articles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/36Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/48Earthing means; Earth screens; Counterpoises
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/50Structural association of antennas with earthing switches, lead-in devices or lightning protectors

Definitions

  • the present application relates to the field of antenna technology, and in particular, to an antenna module and a terminal device using the antenna module.
  • the purpose of the present application is to provide an antenna module and a terminal device using the antenna module, which can decouple the tightly coupled antenna module, improve the isolation of the antenna module, and take into account the performance of the antenna.
  • An antenna module includes a first antenna unit, a second antenna unit and a circuit board, the first antenna unit and the second antenna unit are respectively electrically connected to the circuit board; the circuit board includes two parallel The opposite first surface and the first side surface connecting the two first surfaces, the first antenna unit includes a first radiator, the first radiator is stacked above the circuit board, and the first radiator The second antenna unit includes a second radiator, and the second radiator is at least partially spaced apart from the first side surface of the circuit board.
  • the present application also discloses a terminal device including the above-mentioned antenna module.
  • the second radiators are at least partially spaced outside the first side of the circuit board, so that the direction of the electric field generated when the first radiator works and the direction of the electric field generated when the second radiator works
  • the direction of the electric field is perpendicular to each other, avoiding the spatial coupling of the electric field and improving the isolation.
  • FIG. 1 is a schematic structural diagram of an antenna module according to a specific embodiment of the present application.
  • FIG. 2 is a schematic side view of the structure shown in FIG. 1 .
  • FIG. 3 is a schematic structural diagram of the second antenna unit in the figure.
  • FIG. 4 is a schematic structural diagram of a terminal device according to a specific embodiment of the present application.
  • FIG. 5 is a graph showing the S parameters of the antenna module in the terminal device shown in FIG. 4 .
  • FIG. 6 is a graph showing the efficiency of the antenna module in the terminal device shown in FIG. 4 .
  • the present application discloses an antenna module including a first antenna unit 10 , a second antenna unit 20 and a circuit board 30 , the first antenna unit 10 and the second antenna unit 20 are respectively connected to the circuit board 30 Electrical connection;
  • the circuit board 30 includes two parallel opposite first surfaces 32 and a first side surface 31 connecting the two first surfaces 32;
  • the first antenna unit 10 includes a first radiator 11, and the first radiator 11 is stacked on the circuit Above the board 30 , the first radiator 11 is spaced apart from the first surface 32 ;
  • the second antenna unit 20 includes a second radiator 21 , which is at least partially spaced outside the first side 31 of the circuit board 30 .
  • the extension plane of the second radiator 21 is parallel to the first side surface 31
  • the extension plane of the first radiator 11 is parallel to the first surface 32
  • the first surface 32 is perpendicular to the first side surface 31 . Therefore, the extension of the second radiator 21
  • the plane is perpendicular to the extension plane of the first radiator 11, the extension direction of the extension plane of the first radiator 11 is set as the x-axis
  • the extension direction of the extension plane of the second radiator 21 is set as the y-axis
  • the z-axis and the xy plane are Vertical, so that the direction of the electric field generated by the first radiator 11 is roughly along the z-axis direction, and the direction of the electric field generated when the second radiator 21 is working is roughly along the xy plane, that is, the first radiator and the second radiator are perpendicular to each other. electric field.
  • the working modes of the two radiators are different, that is, the electric field directions of the two radiators are orthogonal to each other, so as to avoid
  • the first radiator 11 is disposed close to the first side surface 31 , and the first radiator 11 has a first short side 111 parallel to the first side surface 31 and a first short side 111 parallel to the first side surface 31 .
  • the vertical first long side 114 and the first short side 111 are provided with a first feeding point 112 and a first grounding point 113 which are close to each other.
  • the second radiator 21 includes a first branch 211 and a second branch 212 spaced apart from the first side 31 , and both the first branch 211 and the second branch 212 are along the first side 31 .
  • the second radiator 21 also includes a reverse bend from the end of the second branch 212 away from the first branch 211 to the direction close to the first branch 211
  • the folded third branch 213, the third branch 213 includes a first sub-section 2131 parallel to and spaced from the second branch 212 and a second sub-section connecting the first sub-section 2131 and the second branch 212 2132, the second radiator 21 further includes a first bend extending from the end of the first branch 211 away from the second branch 212 in a direction close to the first side 31 to above the circuit board 30 and opposite to the first surface 32.
  • the folded portion 214 and the second folded portion 215 extending from the end of the second branch 212 away from the third branch 213 in a direction close to the first side surface 31 to above the circuit board 30 and opposite to the first surface 32;
  • a bending portion 214 is provided with a second grounding point 216, and a second bending portion 215 is provided with a second feeding point 217; the first bending portion 214 and the second bending portion 215 are at least partially connected.
  • the first branch 211 , the second branch 212 and the third branch 213 provide multiple radiating ends of the second radiator 21 , so that the second radiator 21 can meet the requirements of wider frequencies.
  • the second radiator 21 forms two frequency ranges in the direction of its electric field during operation, which are also 3.4 GHz-3.6 GHz and 4.8 GHz-5 GHz, respectively.
  • the first feeding point 112 , the first grounding point 113 , the second grounding point 216 and the second feeding point 217 are sequentially arranged along the length direction of the first side surface 31 (ie, the y-axis direction).
  • the first antenna unit 10 further includes a first ground column 12 and a first feed column 13 , the first ground column 12 is vertically electrically connected to the first ground point 113 and the circuit board 30 , and the first feed column 13 is vertically electrically connected to the first feeding point 112 and the circuit board 30 .
  • the second antenna unit 20 further includes a second ground column and a second feed column, the second ground column is vertically electrically connected to the second ground point 216 and the circuit board 30, and the second feed column
  • the posts are vertically electrically connected to the second feed point 217 and the circuit board 30 .
  • the first grounding column 12 and the second grounding column may also be grounding pads with a certain width.
  • the first radiator 11 further has a hypotenuse 115 , the hypotenuse 115 connects the first short side 111 and the first long side 114 , and the hypotenuse 115 connects with the first short side 111 and the first long side 114 are obtuse angles, respectively.
  • the oblique side 115 is equivalent to removing a right angle from the rectangular radiator, and the oblique side 115 can increase the minimum distance between the first antenna unit 10 and the second antenna unit 20 to ensure the antenna performance of the antenna module.
  • the first radiator 11 is provided with a hollowed-out slit 116
  • the first long side 114 is provided with an opening 117
  • the opening 117 is connected with the slit 116
  • the slit 116 starts from the opening 117 and runs parallel to the first A first slit 1161 extending in the direction of the short side 111, a second slit 1162 bent from the end of the first slit 1161 toward the first short side 111 and extending in a direction perpendicular to the first short side 111, from the second slit 1162
  • the third slit 1163 the end of which is bent toward the first long side 114 and extends in the direction parallel to the first short side 111, is bent from the end of the third slit 1163 to the direction away from the first short side 111 and is along the A fourth slit 1164 extending in a direction perpendicular to the first short side 111 and a fifth slit 1165 branching from the
  • the slot 116 and the opening 117 enable the first radiator 11 to form two radiating ends with different frequency ranges, so that the antenna module of the present application can meet the requirements of wider frequencies.
  • the first radiator 11 operates in two frequency ranges in the direction of its electric field, 3.4 GHz-3.6 GHz and 4.8 GHz-5 GHz.
  • the combination of the first radiator 11 and the second radiator 21 enables the antenna module of the present application to generate frequencies in the range of 3.4 GHz-3.6 GHz and in the range of 4.8 GHz-5 GHz in two mutually perpendicular electric field directions, reducing the frequency. mutual interference.
  • the circuit board 30 is a PCB circuit board.
  • the operating frequency range of the first antenna unit 10 is 3.4 GHz-3.6 GHz
  • the operating frequency range of the second antenna unit 20 is 4.8 GHz-5 GHz.
  • the minimum distance between the two antenna units 20 is less than or equal to 8 mm
  • the height between the first radiator 11 and the circuit board 30 is less than or equal to 1.5 mm.
  • the present application also provides terminal equipment including the above-mentioned antenna module, such as a mobile phone 40 , a notebook computer, a tablet computer, a player, a headset, a smart watch, smart glasses, etc.
  • the terminal equipment is In the mobile phone 40, the circuit board 30 can be a PCB circuit board, the length direction of the first side 31 (ie, the y-axis direction) is the direction along the long side of the mobile phone 40, and the second radiator 21 is vertically spaced between the casing 41 and the PCB circuit between the boards.
  • the assembly part 42 is arranged above the side of the PCB circuit board away from the screen, the first radiator 11 and the second radiator 21 are assembled to the side of the assembly part 42 facing the PCB circuit board, Assembly can be achieved by pressing, gluing, laser and other methods.
  • the assembly 42 may be a plastic part.
  • the S-parameter and efficiency tests are respectively performed on the antenna modules in the mobile phone 40 of the above-mentioned specific embodiment.
  • the operating frequency range of the antenna unit 20 is 4.8 GHz-5 GHz, and the isolation degree of the antenna module can be lower than -20 dB, which can meet the requirements of isolation degree. In the working frequency band of the first antenna unit and the second antenna unit, All have better radiation efficiency.

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Abstract

本申请提供了一种天线模组及应用该天线模组的终端设备,天线模组包括第一天线单元、第二天线单元和线路板,第一天线单元和第二天线单元分别和线路板电性连接;线路板包括两平行相对的第一表面以及连接两第一表面的第一侧面;第一天线单元包括第一辐射体,第一辐射体层叠设置在线路板上方,且所述第一辐射体与所述第一表面间隔相对;第二天线单元包括第二辐射体,第二辐射体至少部分间隔设置在线路板的第一侧面外。本申请能够对紧耦合天线模组进行去耦,提高天线模组的隔离度,同时兼顾天线性能。

Description

天线模组及应用该天线模组的终端设备 技术领域
本申请涉及天线技术领域,尤其涉及一种天线模组及应用该天线模组的终端设备。
背景技术
随着第五代移动通讯系统5G的发展,现有移动终端设备,例如手机、笔记本电脑、平板电脑、播放器、耳机、智能手表、智能眼镜等,其功能越来越复杂,所需的天线的个数越来越多,同时,对终端设备的体积要求越来越严苛,出现了紧耦合天线模组,即距离非常近的两个或两个以上天线。
技术问题
由于紧耦合天线模组天线之间的距离太小,导致天线之间的隔离度降低,如何提高紧耦合天线间隔离度,同时兼顾天线性能,是本领域技术人员亟待解决的技术问题。
技术解决方案
本申请的目的在于提供一种天线模组及应用该天线模组的终端设备,对紧耦合天线模组进行去耦,提高天线模组的隔离度,同时兼顾天线性能。
本申请的技术方案如下:
一种天线模组,包括第一天线单元、第二天线单元和线路板,所述第一天线单元和所述第二天线单元分别和所述线路板电性连接;所述线路板包括两平行相对的第一表面以及连接两第一表面的第一侧面,所述第一天线单元包括第一辐射体,所述第一辐射体层叠设置在所述线路板上方,且所述第一辐射体与所述第一表面间隔相对;所述第二天线单元包括第二辐射体,所述第二辐射体至少部分间隔设置在所述线路板的第一侧面外。
本申请还公开了一种包括上述天线模组的终端设备。
有益效果
本申请的有益效果在于:
通过使第一辐射体层叠设置在线路板上方,使第二辐射体至少部分间隔设置在线路板的第一侧面外,使得第一辐射体工作时产生的电场方向和第二辐射体工作时产生的电场方向相互垂直,避免电场的空间耦合,提升隔离度。
附图说明
图1为本申请一具体实施例的天线模组的结构示意图。
图2为图1所示结构的侧视结构示意图。
图3为图中的第二天线单元的结构示意图。
图4为本申请一具体实施例的终端设备的结构示意图。
图5为图4所示的终端设备中的天线模组S参数的曲线图。
图6为图4所示的终端设备中的天线模组效率的曲线图。
本发明的实施方式
下面结合附图和实施方式对本申请作进一步说明。
参考图1~图3,本申请公开了一种天线模组,包括第一天线单元10、第二天线单元20和线路板30,第一天线单元10和第二天线单元20分别和线路板30电性连接;线路板30包括两平行相对的第一表面32以及连接两第一表面32的第一侧面31;第一天线单元10包括第一辐射体11,第一辐射体11层叠设置在线路板30上方,且第一辐射体11与第一表面32间隔相对;第二天线单元20包括第二辐射体21,第二辐射体21至少部分间隔设置在线路板30的第一侧面31外。第二辐射体21的延伸平面与第一侧面31平行,第一辐射体11的延伸平面与第一表面32平行,第一表面32与第一侧面31垂直,因此,第二辐射体21的延伸平面与第一辐射体11的延伸平面相垂直,设第一辐射体11的延伸平面的延伸方向为x轴,设第二辐射体21的延伸平面的延伸方向为y轴,z轴与xy平面垂直,使得第一辐射体11工作时产生的电场方向大致沿z轴方向,第二辐射体21工作时产生的电场方向大致沿xy平面,即第一辐射体和第二辐射体产生相互垂直的电场。通过特征模去耦技术,让两个辐射体的工作模式不一样,即让两个辐射体工作时的电场方向彼此正交,避免空间耦合,提升隔离度。
参考图1,进一步的,在本具体实施例中,第一辐射体11靠近第一侧面31设置,第一辐射体11具有与第一侧面31平行的第一短边111及与第一侧面31垂直的第一长边114,第一短边111设置有相互靠近的第一馈电点112和第一接地点113。
参考图3,进一步的,第二辐射体21包括与第一侧面31间隔相对的第一支节211和第二支节212,第一支节211和第二支节212均沿第一侧面31的长度方向延伸且在第一侧面31的长度方向上间隔排布,第二辐射体21还包括自第二支节212远离第一支节211的一端向靠近第一支节211方向反向弯折的第三支节213,第三支节213包括与第二支节212平行且间隔的第一子支节2131和连接第一子支节2131和第二支节212的第二子支节2132,第二辐射体21还包括自第一支节211远离第二支节212的一端向靠近第一侧面31的方向弯折延伸至线路板30上方并与第一表面32相对的第一弯折部214以及自第二支节212远离第三支节213的一端向靠近第一侧面31的方向弯折延伸至线路板30上方并与第一表面32相对的第二弯折部215;第一弯折部214上设置有第二接地点216,第二弯折部215上设置有第二馈电点217;第一弯折部214和第二弯折部215至少部分连接。第一支节211、第二支节212和第三支节213提供第二辐射体21多个辐射端,使第二辐射体21能够满足更宽频率的需求,具体的,在本具体实施例中,第二辐射体21工作时在其电场方向上形成两个频率范围,也分别为3.4 GHz-3.6 GHz和4.8 GHz-5 GHz。
参考图1,优选的,第一馈电点112、第一接地点113、第二接地点216和第二馈电点217沿第一侧面31的长度方向(即y轴方向)依次排列。参考图2,优选的,第一天线单元10还包括第一接地柱12和第一馈电柱13,第一接地柱12垂直电连接第一接地点113和线路板30,第一馈电柱13垂直电连接第一馈电点112和线路板30。相类似的,在本具体实施例中,第二天线单元20还包括第二接地柱和第二馈电柱,第二接地柱垂直电连接第二接地点216和线路板30,第二馈电柱垂直电连接第二馈电点217和线路板30。在可选择的其它实施例中,第一接地柱12和第二接地柱也可以是具有一定宽度的接地片。
参考图1,优选的,第一辐射体11还具有一斜边115,斜边115连接第一短边111和第一长边114,且斜边115与第一短边111和第一长边114分别呈钝角。该斜边115相当于对矩形辐射体去除一直角所得,该斜边115能够增大第一天线单元10和第二天线单元20之间的最小距离,以保证天线模组的天线性能。
参考图1,优选的,第一辐射体11上开设有镂空的缝隙116,第一长边114上开设有开口117,开口117和缝隙116相连通,缝隙116包括从开口117开始沿平行第一短边111的方向延伸的第一缝隙1161、从第一缝隙1161端部向朝向第一短边111弯折的并沿垂直第一短边111的方向延伸的第二缝隙1162、从第二缝隙1162端部向朝向第一长边114弯折的并沿平行第一短边111的方向延伸的第三缝隙1163、从第三缝隙1163端部向背离第一短边111方向弯折的并沿垂直第一短边111的方向延伸的第四缝隙1164和从第一缝隙1161向背离第一短边111方向分支的并沿垂直第一短边111的方向延伸的第五缝隙1165。
缝隙116和开口117使第一辐射体11形成两个不同频率范围的辐射端,使本申请的天线模组能够满足更宽频率的需求,具体的,在本具体实施例中,第一辐射体11工作时在其电场方向上形成两个频率范围,分别为3.4 GHz-3.6 GHz和4.8 GHz-5 GHz。
第一辐射体11和第二辐射体21相结合,使得本申请的天线模组在两个相互垂直的电场方向上均产生3.4 GHz-3.6 GHz区间和4.8 GHz-5 GHz区间的频率,减少了相互之间的干扰。
优选的,在本具体实施例中,线路板30为PCB线路板。
优选的,在本具体实施中,第一天线单元10工作时的频率范围为3.4 GHz-3.6 GHz,第二天线单元20工作时的频率范围为4.8 GHz-5 GHz,第一天线单元10和第二天线单元20之间的最小距离小于等于8 mm,第一辐射体11与线路板30之间的高度小于等于1.5 mm。
参考图4,本申请还提供了包括上述天线模组的终端设备,例如手机40、笔记本电脑、平板电脑、播放器、耳机、智能手表、智能眼镜等,在本具体实施例中,终端设备为手机40,线路板30可以为PCB线路板,第一侧面31的长度方向(即y轴方向)为沿手机40长边的方向,第二辐射体21竖直间隔设置于壳体41与PCB线路板之间。
优选的,还包括装配件42,装配件42设置于PCB线路板的远离屏幕一侧的上方,第一辐射体11和第二辐射体21装配至装配件42的面向PCB线路板的一侧,可以通过压合、胶黏、镭射等方法实现装配。
装配件42可以为塑胶件。
如图5-6,对上述本具体实施例的手机40中的天线模组分别进行S参数和效率的测试,其中,第一天线单元10工作时的频率范围为3.4 GHz-3.6 GHz,第二天线单元20工作时的频率范围为4.8 GHz-5 GHz,天线模组的隔离度能够低于-20 dB,能够满足隔离度的要求,在第一天线单元和第二天线单元的工作频段内,均具有较优的辐射效率。
以上所述的仅是本申请的实施方式,在此应当指出,对于本领域的普通技术人员来说,在不脱离本申请创造构思的前提下,还可以做出改进,但这些均属于本申请的保护范围。

Claims (9)

  1. 一种天线模组,其特征在于,包括第一天线单元、第二天线单元和线路板,所述第一天线单元和所述第二天线单元分别和所述线路板电性连接;
    所述线路板包括两平行相对的第一表面以及连接两所述第一表面的第一侧面;
    所述第一天线单元包括第一辐射体,所述第一辐射体层叠设置在所述线路板上方,且所述第一辐射体与所述第一表面间隔相对;
    所述第二天线单元包括第二辐射体,所述第二辐射体至少部分间隔设置在所述线路板的第一侧面外。
  2. 根据权利要求1所述的天线模组,其特征在于,所述第一辐射体靠近所述第一侧面设置,所述第一辐射体具有与所述第一侧面平行的第一短边及与所述第一侧面垂直的第一长边,所述第一短边设置有相互靠近的第一馈电点和第一接地点;
    所述第二辐射体包括与所述第一侧面间隔相对的第一支节和第二支节,所述第一支节和所述第二支节均沿所述第一侧面的长度方向延伸且在所述第一侧面的长度方向上间隔排布,所述第二辐射体还包括自所述第二支节远离所述第一支节的一端向靠近所述第一支节方向反向弯折的第三支节,所述第三支节包括与所述第二支节平行且间隔的第一子支节和连接所述第一子支节和所述第二支节的第二子支节,所述第二辐射体还包括自所述第一支节远离所述第二支节的一端向靠近所述第一侧面的方向弯折延伸至所述线路板上方并与所述第一表面相对的第一弯折部以及自所述第二支节远离所述第三支节的一端向靠近所述第一侧面的方向弯折延伸至所述线路板上方并与所述第一表面相对的第二弯折部;所述第一弯折部上设置有第二接地点,所述第二弯折部上设置有第二馈电点;所述第一弯折部和所述第二弯折部至少部分连接。
  3. 根据权利要求2所述的天线模组,其特征在于,所述第一馈电点、所述第一接地点、所述第二接地点和所述第二馈电点沿所述第一侧面的长度方向依次排列。
  4. 根据权利要求3所述的天线模组,其特征在于,所述第一天线单元还包括第一接地柱和第一馈电柱,所述第一接地柱垂直电连接所述第一接地点和所述线路板,所述第一馈电柱垂直电连接所述第一馈电点和所述线路板;
    所述第二天线单元还包括第二接地柱和第二馈电柱,所述第二接地柱垂直电连接所述第二接地点和所述线路板,所述第二馈电柱垂直电连接所述第二馈电点和所述线路板。
  5. 根据权利要求4所述的天线模组,其特征在于,所述第一辐射体还具有一斜边,所述斜边连接所述第一短边和所述第一长边,且所述斜边与所述第一短边和所述第一长边分别呈钝角。
  6. 根据权利要求5所述的天线模组,其特征在于,所述第一辐射体上开设有镂空的缝隙,所述第一长边上开设有开口,所述开口和所述缝隙相连通,所述缝隙包括从所述开口开始沿平行所述第一短边的方向延伸的第一缝隙、从所述第一缝隙端部向朝向所述第一短边弯折的并沿垂直所述第一短边的方向延伸的第二缝隙、从所述第二缝隙端部向朝向所述第一长边弯折的并沿平行所述第一短边的方向延伸的第三缝隙、从所述第三缝隙端部向背离所述第一短边方向弯折并沿垂直所述第一短边的方向延伸的第四缝隙和从所述第一缝隙向背离所述第一短边方向分支的并沿垂直所述第一短边的方向延伸的第五缝隙。
  7. 根据权利要求1所述的天线模组,其特征在于,所述线路板为PCB线路板。
  8. 根据权利要求1所述的天线模组,其特征在于,所述第一天线单元工作时的频率范围为3.4 GHz-3.6 GHz;所述第二天线单元工作时的频率范围为4.8 GHz-5 GHz;所述第一天线单元和所述第二天线单元之间的最小距离小于等于8 mm。
  9. 一种终端设备,其特征在于,包括权利要求1-8任意一项所述的天线模组。
PCT/CN2020/123569 2020-09-03 2020-10-26 天线模组及应用该天线模组的终端设备 WO2022047943A1 (zh)

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