WO2020216211A1 - 终端设备 - Google Patents

终端设备 Download PDF

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Publication number
WO2020216211A1
WO2020216211A1 PCT/CN2020/085841 CN2020085841W WO2020216211A1 WO 2020216211 A1 WO2020216211 A1 WO 2020216211A1 CN 2020085841 W CN2020085841 W CN 2020085841W WO 2020216211 A1 WO2020216211 A1 WO 2020216211A1
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WO
WIPO (PCT)
Prior art keywords
antenna
terminal device
metal frame
cavity
antenna unit
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/CN2020/085841
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English (en)
French (fr)
Inventor
查衡
黄奂衢
王义金
简宪静
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Vivo Mobile Communication Co Ltd
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Vivo Mobile Communication Co Ltd
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Filing date
Publication date
Application filed by Vivo Mobile Communication Co Ltd filed Critical Vivo Mobile Communication Co Ltd
Publication of WO2020216211A1 publication Critical patent/WO2020216211A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • 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
    • 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
    • H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/02—Waveguide horns
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/0006—Particular feeding systems
    • 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
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole

Definitions

  • the present disclosure relates to the field of communication technology, and in particular to a terminal device.
  • the millimeter wave antenna is generally in the form of an independent antenna module, so it is necessary to provide an accommodation space for the independent antenna module in the terminal device. In this way, the size of the entire terminal device is relatively large, resulting in a relatively low overall competitiveness of the terminal device.
  • the embodiments of the present disclosure provide a terminal device to solve the problem of the need to provide a accommodating space for the millimeter wave antenna in the terminal device, so that the antenna of the entire terminal device occupies a relatively large volume.
  • an embodiment of the present disclosure provides a terminal device, which includes a metal frame body on which an antenna array is provided, and the antenna array includes at least two antenna elements, and each antenna element includes In the cavity of the metal frame, the openings of the cavities of the at least two antenna units have the same orientation, and the openings face the same or opposite to the screen orientation of the terminal device, and the openings of the cavity are on the screen glass or glass back. Under the cover.
  • a terminal device of an embodiment of the present disclosure includes a metal frame body on which an antenna array is provided, the antenna array includes at least two antenna elements, and each antenna element includes a metal frame body.
  • the openings of the cavities of the at least two antenna units have the same orientation, and the openings face the same or opposite to the screen orientation of the terminal device, and the openings of the cavity are under the screen glass or the back cover glass. In this way, in order to achieve a better overall screen or full glass back cover appearance, and obtain better antenna performance, to enhance the user's perception and experience.
  • Figure 1 is a schematic structural diagram of a terminal device provided by an embodiment of the present disclosure
  • Figure 2 is one of the structural schematic diagrams of one side of the metal frame provided by the embodiment of the present disclosure
  • FIG. 3 is a schematic diagram of the return loss of a single millimeter wave antenna provided by an embodiment of the present disclosure
  • FIG. 1 is a schematic structural diagram of a terminal device provided by an embodiment of the present disclosure. As shown in FIG. 1, it includes a metal frame 1 on which an antenna array is provided, and the antenna array includes at least two Antenna units, each antenna unit includes a cavity 2 arranged in the metal frame, the openings of the cavities 2 of the at least two antenna units are in the same direction, and the openings are facing the same or the same as the screen of the terminal device. in contrast.
  • the aforementioned metal frame 1 may be a frame or a middle frame.
  • the metal frame body 1 is grounded and can be electrically connected to the floor 3 in the terminal device.
  • the floor 3 can be a circuit board or a metal middle shell or the like.
  • One side of the metal frame 1 can be divided into three sections by two slits, and the three sections can be a first section of the metal frame 11, a second section of the metal frame 12 and a third section of the metal frame 13.
  • the first antenna of the terminal device may be composed of a first section of metal frame 11, a second section of metal frame 12, and a third section of metal frame 13, and the first antenna may be a non-millimeter wave antenna.
  • an antenna array composed of at least two cavities may be arranged on the second section of metal frame 12.
  • the antenna array can also be arranged on the first section of metal frame 11 or the third section of metal frame 13.
  • the above-mentioned at least two cavities 2 constitute an antenna array, and the antenna array may be a cavity formed by cutting out part of the metal in the second section of the metal frame 12 along the Z-axis direction.
  • the openings of the cavities 2 of the at least two antenna units have the same orientation, and the openings are the same as or opposite to the screen orientation of the terminal device, and the cavity openings are in the screen glass or Below the back cover glass.
  • the same here does not mean the same in a narrow sense, but also includes the case of deviation.
  • the opposite does not mean the opposite in the narrow sense, but also includes the existence of deviations.
  • this antenna solution can maintain the metal appearance and full-screen design of the terminal device without increasing the size of the overall system.
  • it can also avoid the possibility that the millimeter-wave antenna performance will drop significantly in the case of hand-holding, which will significantly deteriorate the user's wireless experience.
  • the antenna array composed of the above-mentioned at least two cavities can radiate and communicate on the front of the mobile phone, facilitating the realization of face recognition or gesture recognition functions.
  • the antenna array can be a millimeter wave antenna array, which can be integrated with cellular antennas and non-cellular antennas, that is, cellular antennas and non-cellular antennas include millimeter wave antennas, which can save the space required by the antenna and improve the competitiveness of terminal equipment .
  • each antenna unit includes a horn cavity provided in the metal frame, and each horn cavity may or may not be filled with a non-conductive material.
  • the openings of the horn cavities of the at least two antenna units have the same orientation, and the orientation of the openings may be the same as or opposite to the orientation of the screen of the terminal device.
  • the same here does not mean the same in a narrow sense, but also includes the case of deviation.
  • the opposite here does not mean the opposite in the narrow sense, but also includes the existence of deviations.
  • Each horn cavity can be filled with non-conductive material, that is, each horn cavity can be filled with or not filled with non-conductive material.
  • each antenna unit further includes a power feeding portion 21 that penetrates the side wall of the cavity close to the inner side of the terminal device and connects to the other side wall of the cavity away from the terminal device.
  • FIG. 2 is a schematic diagram of a side of a metal frame provided by an embodiment of the disclosure.
  • the non-conductive dielectric material is filled in the horn cavity as shown in the horn-shaped filling material on the right side of Figure 2.
  • a through hole is opened on the side wall of the bottom of each horn cavity, one end of the power feeding part 21 extends into the through hole, and the gap between the power feeding part 21 and the through hole is also filled with a non-conductive dielectric material. There is a certain interval between each cavity 2.
  • a millimeter wave antenna array composed of a plurality of metal frame horn cavity structures is used. Since the horn cavity structure of the metal frame is insensitive to surrounding devices, the layout of the millimeter wave antenna is convenient.
  • FIG. 3 is a schematic diagram of the return loss of a single millimeter wave antenna according to an embodiment of the present disclosure.
  • the frequency band bandwidth of a single antenna unit of the millimeter wave antenna array can cover 57 GHz-64 GHz.
  • the antenna working frequency band in this embodiment is only for illustration, and the size of the cavity can be adjusted according to the actual needs of the user to reach the working frequency band required by the user.
  • each antenna unit further includes a dipole antenna 3; the dipole antenna 3 is arranged in the cavity; each cavity may be filled with non-conductive material or not.
  • FIG. 4 is a schematic diagram of a side structure of a metal frame provided by an embodiment of the present disclosure.
  • the dipole antenna 3 includes a first radiating arm 31 and a second radiating arm 32.
  • the first radiating arm 31 and the second radiating arm 32 are both "L" Shape, where the first radiating arm 31 is connected to the feeding portion 21, the second radiating arm 32 is connected to the bottom of the cavity, the feeding portion 21 is connected to the first radiating arm 31, and the millimeter wave signal feed is connected by the feeding portion 21 .
  • the gap between the millimeter wave array antenna and the cavity, and the gap between the feeder 21 and the through hole is filled with a non-conductive medium.
  • the shape of the cavity is a polyhedron, and within the cavity, the gap between the power feeding portion 21 and the through hole may not be filled with a non-conductive medium.
  • the above-mentioned polyhedron may be a cube, a cube, or some other shapes and so on.
  • each antenna unit further includes a power feeding part that penetrates the side wall of the cavity close to the inner side of the terminal device and is connected to one of the radiating arms of the dipole antenna.
  • each antenna unit further includes a power feeding portion that penetrates the side wall of the cavity close to the inner side of the terminal and is connected to one of the radiating arms of the dipole antenna, thereby facilitating power feeding .
  • the dipole antenna 3 includes a first radiating arm 31 and a second radiating arm 32, the first radiating arm 31 is connected to the feeder 21, and the second radiating arm 32 is connected to the The inner wall of the cavity is connected.
  • the second radiating arm 32 is connected to the inner side wall of the cavity, and may be connected to the bottom of the cavity.
  • the bottom is the position in the cavity opposite to the cavity opening.
  • the metal frame 1 is provided with two slits, and the antenna array is provided on the metal frame part between the two slits, or may be provided on the metal frame outside the two slits. Frame part.
  • the metal frame 1 is provided with two slits, and the antenna array is arranged in the metal frame part between the two slits. Since the part between the two slits of the metal frame 1 is relatively long, it is convenient to set up the antenna array. Of course, in addition, the antenna array is arranged in the metal frame part outside the two slits.
  • the at least two antenna units are arranged along the length direction of the metal frame 1.
  • the above-mentioned at least two antenna units are arranged along the length direction of the metal frame 1, so as to facilitate the provision of multiple cavities on the metal frame 1.
  • the at least two antenna units are arranged along the length direction of the metal frame 1 to form an antenna array, thereby radiating millimeter wave signals or receiving millimeter wave signals.
  • the at least two antenna elements are disposed on the same surface of the metal frame, and the at least two antenna elements include a first antenna element, a second antenna element, a third antenna element, and a fourth antenna element,
  • the first antenna unit, the second antenna unit, the third antenna unit, and the fourth antenna unit are arranged in sequence on the metal frame; the first antenna unit and the second antenna unit
  • the interval between the antenna unit is equal to the interval between the third antenna unit and the fourth antenna unit;
  • the interval between the first antenna unit and the second antenna unit is the same as the interval between the second antenna unit
  • the interval between and the third antenna unit is not equal;
  • the distance between any two adjacent antenna elements is equal.
  • the four antenna units from left to right are the first antenna unit, the second antenna unit, the third antenna unit, and the fourth antenna unit in sequence. It can be seen that the interval between the first antenna unit and the second antenna unit is equal to the interval between the third antenna unit and the fourth antenna unit; the first antenna unit and the second antenna unit The interval between the two antenna units is not equal to the interval between the second antenna unit and the third antenna unit.
  • the first antenna unit and the second antenna unit are equivalent to one sub-antenna array
  • the third antenna unit and the fourth antenna unit are equivalent to another sub-antenna array.
  • the two sub-antenna arrays radiate and communicate on the front of the terminal device, which can have better performance in face recognition or gesture recognition.
  • the above-mentioned feed source may be a millimeter wave feed source.
  • the antenna array is a millimeter wave antenna array.
  • the above-mentioned antenna array is a millimeter wave antenna array, which can cover the millimeter wave range.
  • the terminal device further includes a first antenna, the radiator where the antenna array is located is also the radiator of the first antenna, and the radiator is at least a part of the metal frame.
  • One antenna is a non-millimeter wave antenna.
  • the radiator where the antenna array is located is also the radiator of the first antenna, the installation space of multiple antennas can be saved.
  • the aforementioned first antenna is a non-millimeter wave antenna, and may be a cellular antenna or a non-cellular antenna.
  • a terminal device includes a metal frame 1 on which an antenna array is provided, and the antenna array includes at least two antenna elements, and each antenna element includes a metal frame.
  • the openings of the cavities of the at least two antenna units have the same orientation, and the openings face the same or opposite to the screen orientation of the terminal device, and the cavity openings are below the screen. In this way, the appearance of a full-screen or full-glass back cover can be achieved, and better antenna performance can be obtained to enhance the user's perception and experience.

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  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Support Of Aerials (AREA)
  • Details Of Aerials (AREA)

Abstract

本公开提供一种终端设备，该终端设备包括金属框体，金属框体上设置有天线阵列，天线阵列包括至少两个天线单元，每个天线单元包括设置于所述金属框体上的腔体，至少两个天线单元的腔体开口朝向一致，开口朝向与终端设备的屏幕朝向相同或相反，腔体开口在屏幕玻璃或者玻璃背盖的下方。

Description

终端设备
相关申请的交叉引用
本申请主张在2019年4月26日在中国提交的中国专利申请号No.201910346582.1的优先权，其全部内容通过引用包含于此。
技术领域
本公开涉及通信技术领域，尤其涉及一种终端设备。
背景技术
随着通信技术的迅速发展，多天线通讯已经成为终端设备的主流和未来的发展趋势，并且在此过程中，毫米波天线逐渐被引入到终端设备上。相关技术中，毫米波天线一般为一个独立天线模块的形态，从而需要在终端设备内为该独立天线模块设置一个容置空间。这样，使整个终端设备的体积尺寸比较大，导致终端设备的整体竞争力比较低。
发明内容
本公开实施例提供一种终端设备，以解决终端设备内需要为毫米波天线设置容置空间，使整个终端设备的天线占用的体积比较大的问题。
第一方面，本公开实施例提供了一种终端设备，包括金属框体，所述金属框体上设置有天线阵列，所述天线阵列包括至少两个天线单元，每个天线单元包括设置于所述金属框体的腔体，所述至少两个天线单元的腔体开口朝向一致，所述开口朝向与所述终端设备的屏幕朝向相同或相反，所述腔体的开口在屏幕玻璃或玻璃背盖的下方。
本公开实施例的一种终端设备，包括金属框体，所述金属框体上设置有天线阵列，所述天线阵列包括至少两个天线单元，每个天线单元包括设置于所述金属框体的腔体，所述至少两个天线单元的腔体开口朝向一致，所述开口朝向与所述终端设备的屏幕朝向相同或相反，所述腔体的开口在屏幕玻璃或背盖玻璃的下方。这样，以达到较好的全面屏或全玻璃背盖外观，并获得 较好天线性能，以提升用户观感和体验。
附图说明
为了更清楚地说明本公开实施例的技术方案，下面将对本公开实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本公开的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动性的前提下，还可以根据这些附图获得其他的附图。
图1是本公开实施例提供的终端设备的结构示意图；
图2是本公开实施例提供的金属框体一侧边的结构示意图之一；
图3是本公开实施例提供的单个毫米波天线的回波损耗示意图；
图4是本公开实施例提供的金属框体一侧边的结构示意图之二。
具体实施方式
下面将结合本公开实施例中的附图，对本公开实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例是本公开一部分实施例，而不是全部的实施例。基于本公开中的实施例，本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例，都属于本公开保护的范围。
参见图1，图1是本公开实施例提供的终端设备的结构示意图，如图1所示，包括金属框体1，所述金属框体1上设置有天线阵列，所述天线阵列包括至少两个天线单元，每个天线单元包括设置于所述金属框体的腔体2，所述至少两个天线单元的腔体2开口朝向一致，所述开口朝向与所述终端设备的屏幕朝向相同或相反。
本实施例中，上述金属框体1可以是边框或者中框。上述金属框体1接地，可以与终端设备内的地板3电连接，该地板3可以是电路板或者金属中壳等等。金属框体1的一侧边可以被两个断缝分成三段，这三段可以为第一段金属框体11、第二段金属框体12和第三段金属框体13。终端设备的第一天线可以由第一段金属框体11、第二段金属框体12和第三段金属框体13构成，该第一天线可以是非毫米波天线。
本实施例中，由至少两个腔体组成的天线阵列可以设置在第二段金属框 体12上。当然，在长度允许的情况下，该天线阵列亦可以设置在第一段金属框体11或者第三段金属框体13上。上述至少两个腔体2构成天线阵列，该天线阵列可以是在第二段金属框体12沿着Z轴方向挖去部分金属形成的腔体。
可选的，本实施例中，所述至少两个天线单元的腔体2开口朝向一致，所述开口朝向与所述终端设备的屏幕朝向相同或相反，所述的腔体开口在屏幕玻璃或背盖玻璃的下方。这里的相同并非指狭义的相同，亦包含存在偏差的情况。
同理，这里的相反并非指狭义的相反，亦包含存在偏差的情况。
这样，在全面屏和金属框体的外观前提下，在金属框体上设置天线阵列，即可获得较好的天线性能，从而不需要额外设置空间放置天线阵列。并且，这种天线方案可维持终端设备的金属外观、全面屏等设计，不需增加整体系统的尺寸。且在高屏占比下，也可以避免手握等情况下使得毫米波天线性能大幅下降而明显恶化用户的无线体验的概率。
由上述至少两个腔体组成的天线阵列，能够在手机正面辐射通信，便于人脸识别或者手势识别功能的实现。该天线阵列可以是毫米波天线阵列，可以与蜂窝天线与非蜂窝天线整合设计，即是蜂窝天线与非蜂窝天线中包含毫米波天线，可以节省天线所需的占用空间，提高终端设备的竞争力。
可选的，每个天线单元包括设置于所述金属框体的喇叭腔体，每个喇叭腔体内可填充有非导电材料，也可以不填充。
该实施方式中，所述至少两个天线单元的喇叭腔体的开口朝向一致，所述开口朝向与所述终端设备的屏幕朝向可以相同或相反。这里的相同并非指狭义的相同，亦包含存在偏差的情况。同理，这里的相反并非指狭义的相反，亦包含存在偏差的情况。每个喇叭腔体内可填充有非导电材料，即每个喇叭腔体内可填充或不填充有非导电材料。
可选的，每个天线单元还包括馈电部21，所述馈电部21穿透所述腔体靠近终端设备内侧的侧壁，并连接腔体内远离终端设备的另一侧壁。
该实施方式中，为了更好的理解上述结构，请参阅图2，图2为本公开实施例提供的金属框体一侧边的结构示意图。
如图2所示，喇叭腔体内填充非导电介质材料如图2右侧的喇叭状填充 材料所示。在每个喇叭腔体底部侧壁上开有一通孔，馈电部21的一端延伸至通孔内，馈电部21与通孔之间的间隙也填入非导电介质材料。每个腔体2之间具有一定的间隔。
该实施方式中，使用多个金属框体的喇叭腔体结构组成的毫米波天线阵列，由于金属框体的喇叭腔体结对周围的器件不敏感，便于毫米波天线的布局。
请再参阅图3，图3为本公开实施例提供的单个毫米波天线的回波损耗示意图，该毫米波天线阵列的单个天线单元的频带带宽，可以覆盖57GHz-64GHz。该实施方式的天线工作频带仅作为示意，可根据用户的实际需求调整腔体的大小来达到用户所需求的工作频带。
可选的，每个天线单元还包括偶极子天线3；所述偶极子天线3设置于所述腔体内；每个腔体内可填充有非导电材料，也可以不填充。
该实施方式中，为了更好的理解上述结构，请参阅图4，图4是本公开实施例提供的金属框体一侧边的结构示意图。
如图4所示，在金属框体上沿着Z方向开有至少两个个矩形的腔体，在腔体的内部设置一偶极子天线3，和一馈电部21，所述的腔体一端开口，一端闭合(靠近馈电部)，所述的偶极子天线3包含第一辐射臂31和第二辐射臂32，第一辐射臂31和第二辐射臂32均成“L”形，其中第一辐射臂31与馈电部21连接，第二辐射臂32与腔体底部连接，馈电部21与第一辐射臂31相连，毫米波信号馈源由馈电部21接入。毫米波阵列天线与腔体的间隙，馈电部21与通孔之间的间隙填充非导电介质。
可选的，所述腔体的形状为多面体，腔体内，馈电部21与通孔之间的间隙可不填充非导电介质。该实施方式中，上述多面体可以是立方体、正方体或者一些其他的形状等等。
可选的，每个天线单元还包括馈电部，所述馈电部穿透所述腔体靠近终端设备内侧的侧壁，并连接偶极子天线的其中一个辐射臂。
该实施方式中，每个天线单元还包括馈电部，所述馈电部穿透所述腔体靠近终端内侧的侧壁，并连接偶极子天线的其中一个辐射臂，从而便于进行馈电。
可选的，所述偶极子天线3包括第一辐射臂31和第二辐射臂32，所述第一辐射臂31与所述馈电部21连接，所述第二辐射臂32与所述腔体的内侧壁连接。
该实施方式中，上述第二辐射臂32与所述腔体的内侧壁连接，可以是与所述腔体的底部连接。该底部为腔体内与腔体开口相对的位置。为了更好的理解上述结构，亦可以参阅图4进行理解。
可选的，所述金属框体1上设置有两条断缝，所述天线阵列设置于所述两条断缝之间的金属框体部分，也可以设置在两条断缝之外的金属框体部分。
该实施方式中，为了更好的理解上述设置，依旧可以参阅图1。如图1所示，所述金属框体1上设置有两条断缝，所述天线阵列设置于所述两条断缝之间的金属框体部分。由于金属框体1两条断缝之间的部分比较长，从而便于设置所述天线阵列。当然，除此之外，所述天线阵列设置在两条断缝之外的金属框体部分。
可选的，所述至少两个天线单元沿所述金属框体1的长度方向排布。
该实施方式中，上述至少两个天线单元沿所述金属框体1的长度方向排布，从而便于在金属框体1上上设置多个腔体。并且所述至少两个天线单元沿所述金属框体1的长度方向排布可以形成天线阵列，从而辐射毫米波信号或者接收毫米波信号。
可选的，所述至少两个天线单元设置于所述金属框体的同一表面，所述至少两个天线单元包括第一天线单元、第二天线单元、第三天线单元和第四天线单元，所述第一天线单元、所述第二天线单元、所述第三天线单元和所述第四天线单元在所述金属框体上依次排列；所述第一天线单元和所述第二天线单元之间的间隔，与所述第三天线单元和所述第四天线单元之间的间隔相等；所述第一天线单元和所述第二天线单元之间的间隔，与所述第二天线单元和所述第三天线单元之间的间隔不相等；
或者，任意相邻两个天线单元的间距相等。
该实施方式中，为了更好的理解上述结构，依旧可以参阅图2。如图2所示，从左至右四个天线单元依次为第一天线单元、第二天线单元、第三天线单元和第四天线单元。可见，所述第一天线单元和所述第二天线单元之间 的间隔，与所述第三天线单元和所述第四天线单元之间的间隔相等；所述第一天线单元和所述第二天线单元之间的间隔，与所述第二天线单元和所述第三天线单元之间的间隔不相等。
这样，第一天线单元和第二天线单元相当于一个子天线阵列，第三天线单元和第四天线单元相当于另一个子天线阵列。这两个子天线阵列在终端设备正面辐射通信，在人脸识别或者手势识别时可以具有更好的性能。
需要说明的是，上述馈源可以是毫米波馈源。
可选的，所述天线阵列为毫米波天线阵列。
该实施方式中，上述天线阵列为毫米波天线阵列，从而可以覆盖毫米波范围。
可选的，所述终端设备还包括第一天线，所述天线阵列所在的辐射体亦为所述第一天线的辐射体，所述辐射体为所述金属框体的至少一部分，所述第一天线为非毫米波天线。
该实施方式中，由于所述天线阵列所在的辐射体亦为所述第一天线的辐射体，从而可以节省多个天线的设置空间。上述所述第一天线为非毫米波天线，可以是蜂窝天线或者非蜂窝天线。
本公开实施例的一种终端设备，包括金属框体1，所述金属框体1上设置有天线阵列，所述天线阵列包括至少两个天线单元，每个天线单元包括设置于所述金属框体的腔体2，所述至少两个天线单元的腔体开口朝向一致，所述开口朝向与所述终端设备的屏幕朝向相同或相反，所述腔体开口在屏幕的下方。这样，可达到全面屏或全玻璃背盖的外观，并获得较好的天线性能，以提升用户观感和体验。
需要说明的是，在本文中，术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含，从而使得包括一系列要素的过程、方法、物品或者装置不仅包括那些要素，而且还包括没有明确列出的其他要素，或者是还包括为这种过程、方法、物品或者装置所固有的要素。在没有更多限制的情况下，由语句“包括一个……”限定的要素，并不排除在包括该要素的过程、方法、物品或者装置中还存在另外的相同要素。
上面结合附图对本公开的实施例进行了描述，但是本公开并不局限于上 述的具体实施方式，上述的具体实施方式仅仅是示意性的，而不是限制性的，本领域的普通技术人员在本公开的启示下，在不脱离本公开宗旨和权利要求所保护的范围情况下，还可做出很多形式，均属于本公开的保护之内。

Claims (14)

  1. 一种终端设备，包括金属框体，所述金属框体上设置有天线阵列，所述天线阵列包括至少两个天线单元，每个天线单元包括设置于所述金属框体的腔体，所述至少两个天线单元的腔体开口朝向一致，所述开口朝向与所述终端设备的屏幕朝向相同或相反，所述腔体的开口在屏幕玻璃或玻璃背盖的下方。
  2. 根据权利要求1所述的终端设备，其中，每个天线单元包括设置于所述金属框体的喇叭腔体。
  3. 根据权利要求2所述的终端设备，其中，每个喇叭腔体内填充有非导电材料。
  4. 根据权利要求2所述的终端设备，其中，每个天线单元还包括馈电部，所述馈电部穿透所述腔体靠近终端设备内侧的侧壁，并连接腔体内远离终端设备的另一侧壁。
  5. 根据权利要求1所述的终端设备，其中，每个天线单元还包括偶极子天线；所述偶极子天线设置于所述腔体内。
  6. 根据权利要求5所述的终端设备，其中，每个腔体内填充有非导电材料。
  7. 根据权利要求5所述的终端设备，其中，所述腔体的形状为多面体。
  8. 根据权利要求5所述的终端设备，其中，每个天线单元还包括馈电部，所述馈电部穿透所述腔体靠近终端设备内侧的侧壁，并连接偶极子天线的其中一个辐射臂。
  9. 根据权利要求8所述的终端设备，其中，所述偶极子天线包括第一辐射臂和第二辐射臂，所述第一辐射臂与所述馈电部连接，所述第二辐射臂与所述腔体的内侧壁连接。
  10. 根据权利要求1至9中任一项所述的终端设备，其中，所述金属框体上设置有两条断缝，所述天线阵列设置于所述两条断缝之间的金属框体部分。
  11. 根据权利要求1至9中任一项所述的终端设备，其中，所述至少两 个天线单元沿所述金属框体的长度方向排布。
  12. 根据权利要求1至9中任一项所述的终端设备，其中，所述至少两个天线单元设置于所述金属框体的同一表面，所述至少两个天线单元包括第一天线单元、第二天线单元、第三天线单元和第四天线单元，所述第一天线单元、所述第二天线单元、所述第三天线单元和所述第四天线单元在所述金属框体上依次排列；所述第一天线单元和所述第二天线单元之间的间隔，与所述第三天线单元和所述第四天线单元之间的间隔相等；所述第一天线单元和所述第二天线单元之间的间隔，与所述第二天线单元和所述第三天线单元之间的间隔不相等；
    或者，任意相邻两个天线单元的间距相等。
  13. 根据权利要求1所述的终端设备，其中，所述天线阵列为毫米波天线阵列。
  14. 根据权利要求1所述的终端设备，其中，所述终端设备还包括第一天线，所述天线阵列所在的辐射体亦为所述第一天线的辐射体，所述辐射体为所述金属框体的至少一部分，所述第一天线为非毫米波天线。
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