WO2024037124A1 - Module d'antenne, réseau d'antennes et dispositif électronique - Google Patents

Module d'antenne, réseau d'antennes et dispositif électronique Download PDF

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Publication number
WO2024037124A1
WO2024037124A1 PCT/CN2023/098293 CN2023098293W WO2024037124A1 WO 2024037124 A1 WO2024037124 A1 WO 2024037124A1 CN 2023098293 W CN2023098293 W CN 2023098293W WO 2024037124 A1 WO2024037124 A1 WO 2024037124A1
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WO
WIPO (PCT)
Prior art keywords
sub
feeding part
pair
feeding
antenna
Prior art date
Application number
PCT/CN2023/098293
Other languages
English (en)
Chinese (zh)
Inventor
张帅
陈俣
白婵
宋子璇
钟永卫
Original Assignee
西安电子科技大学
Oppo广东移动通信有限公司
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 西安电子科技大学, Oppo广东移动通信有限公司 filed Critical 西安电子科技大学
Publication of WO2024037124A1 publication Critical patent/WO2024037124A1/fr

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Classifications

    • 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
    • H01Q1/12—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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/32—Adaptation for use in or on road or rail vehicles
    • 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
    • H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/24—Polarising devices; Polarisation filters 
    • 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
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
    • H01Q3/34—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements

Definitions

  • This application relates to the field of communication technology, and specifically to an antenna module, an antenna array and an electronic device.
  • This application provides an antenna module, an antenna array and an electronic device that have a simple feed structure and can improve communication performance through phase shifting.
  • this application provides an antenna module, including:
  • a radiation unit including a pair of first radiating arms arranged along a first direction, a pair of second radiating arms arranged along a second direction, and a first conductive connector electrically connected between the pair of first radiating arms, The first conductive connector is used to transmit radio frequency current between the pair of first radiating arms and to adjust the phase difference between the radio frequency currents of the pair of first radiating arms, wherein the first direction Intersects the second direction; and
  • a feeding unit includes a first feeding element and a second feeding element.
  • One end of the first feeding element is electrically connected to one of the first radiating arms, and the other end is used to electrically connect to a radio frequency signal source.
  • the second feeding element is electrically connected to a radio frequency signal source.
  • the feed element includes a transmission part, a first feed part and a second feed part connected in sequence.
  • the transmission part is used to electrically connect the radio frequency signal source.
  • the first feed part is connected to one of the second radiators.
  • the arms are arranged oppositely and coupled, and the second feed portion is arranged oppositely and coupled with another second radiating arm; wherein the radiofrequency signal source is used to generate radiofrequency current.
  • the present application also provides an antenna array, including a plurality of the antenna modules.
  • the plurality of antenna modules are arranged in an array along the first direction, and two adjacent antenna modules The first radiating arms of the group are coupled; and/or a plurality of the antenna modules are arranged in an array along the second direction, and the second radiating arms of two adjacent antenna modules are coupled.
  • the present application also provides an electronic device, including a device body, the antenna module or the antenna array, and the device body is used to carry the antenna module or the antenna array.
  • Figure 1 is a schematic structural diagram of an electronic device provided by an embodiment of the present application.
  • Figure 2 is a schematic structural diagram of the electronic device shown in Figure 1 including a device body and an antenna module;
  • Figure 3 is a schematic structural diagram of the electronic device shown in Figure 1 including a device body and an antenna array;
  • FIG. 4 is a schematic structural diagram of an antenna module provided by an embodiment of the present application.
  • Figure 5 is an exploded structural diagram of the antenna module shown in Figure 4 including a pair of first radiating arms, a pair of second radiating arms, a first feeder, a second feeder and a first conductive connector;
  • Figure 6 is a schematic structural diagram of a pair of first radiating arms, a first feeder and a first conductive connector in the antenna module shown in Figure 5;
  • FIG 7 is a schematic structural diagram of the antenna module shown in Figure 4 also including a dielectric layer;
  • Figure 8 is a schematic structural diagram of a pair of second radiating arms, a second feeder and a second conductive connector in the antenna module shown in Figure 5;
  • Figure 9 is a schematic structural diagram of the first feed portion of the second feed element in the antenna module shown in Figure 8 including a first sub-feed portion and a second sub-feed portion;
  • Figure 10 is a schematic structural diagram of the first feed portion of the second feed element in the antenna module shown in Figure 9 also including a third sub-feed portion;
  • Figure 11 is a schematic structural diagram of the first feed portion of the second feed element in the antenna module shown in Figure 9 also including a plurality of third sub-feed portions;
  • Figure 12 is a schematic structural diagram of the first feed portion of the second feed element in the antenna module shown in Figure 9 also including a fourth sub-feed portion;
  • Figure 13 is a schematic structural diagram of the first feed portion of the second feed element in the antenna module shown in Figure 9 also including a plurality of fourth sub-feed portions;
  • Figure 14 is a schematic structural diagram of the second feed section of the second feed element in the antenna module shown in Figure 8 including a fifth sub-feed section and a sixth sub-feed section;
  • FIG. 15 is a schematic structural diagram of the second feed part of the second feed part in the antenna module shown in FIG. 14 also including a seventh sub-feed part;
  • FIG. 16 is a schematic structural diagram of the second feed part of the second feed part in the antenna module shown in FIG. 14 further including a plurality of seventh sub-feed parts;
  • FIG. 17 is a schematic structural diagram of the second feed part of the second feed part in the antenna module shown in FIG. 14 further including an eighth sub-feed part;
  • FIG. 18 is a schematic structural diagram of the second feed part of the second feed part in the antenna module shown in FIG. 14 further including a plurality of eighth sub-feed parts;
  • Figure 19 is a schematic structural diagram of the antenna module shown in Figure 4 also including a grounding piece;
  • Figure 20 is a schematic structural diagram of the antenna module shown in Figure 19 further including a pair of first coupling patches and a pair of second coupling patches;
  • Figure 21 is a schematic diagram of the exploded structure of the antenna module shown in Figure 20;
  • Figure 22 is a schematic diagram of an antenna array provided by an embodiment of the present application.
  • Figure 23 is a partially enlarged schematic diagram of the antenna array shown in Figure 22;
  • Figure 24 is a schematic diagram of another antenna array provided by an embodiment of the present application.
  • Figure 25 is a partially enlarged schematic diagram of the antenna array shown in Figure 24;
  • Figure 26 is a schematic diagram of yet another antenna array provided by an embodiment of the present application.
  • Figure 27 is a schematic diagram of the simulation results of the first polarization standing wave ratio of the antenna module provided by the embodiment of the present application.
  • Figure 28 is a schematic diagram of the simulation results of the second polarization standing wave ratio of the antenna module provided by the embodiment of the present application.
  • Figure 29 is the gain pattern of the E-plane and H-plane at the first polarization low frequency point of 28 GHz of the antenna module provided by the embodiment of the present application;
  • Figure 30 is the gain pattern of the E-plane and H-plane at the second polarization low frequency point of 28 GHz of the antenna module provided by the embodiment of the present application;
  • Figure 31 is the gain pattern of the E-plane and H-plane at the first polarization high frequency point of 40GHz of the antenna module provided by the embodiment of the present application;
  • Figure 32 is the gain pattern of the E-plane and H-plane at the second polarization high frequency point 40GHz of the antenna module provided by the embodiment of the present application;
  • Figure 33 is the maximum radiation pattern of the first polarization that changes with frequency when the antenna array scanning angle is 0° provided by the embodiment of the present application;
  • Figure 34 is the maximum radiation pattern of the second polarization that changes with frequency when the antenna array scanning angle is 0° provided by the embodiment of the present application;
  • Figure 35 is the maximum radiation pattern of the first polarization as the angle changes when the scanning angle is 0° at the low frequency point of 28 GHz for the antenna array provided by the embodiment of the present application;
  • Figure 36 shows the maximum radiation pattern of the second polarization as the angle changes when the scanning angle is 0° at the low frequency point of 28 GHz for the antenna array provided by the embodiment of the present application;
  • Figure 37 is the maximum radiation pattern of the first polarization as the angle changes when the scanning angle is 60° at the low frequency point of 28 GHz for the antenna array provided by the embodiment of the present application;
  • Figure 38 is the maximum radiation pattern of the second polarization as the angle changes when the scanning angle is 60° at the low frequency point of 28 GHz for the antenna array provided by the embodiment of the present application;
  • Figure 39 is the maximum radiation pattern of the first polarization as the angle changes when the scanning angle is 0° at the high frequency point of 40 GHz for the antenna array provided by the embodiment of the present application;
  • Figure 40 is the maximum radiation pattern of the second polarization as the angle changes when the scanning angle is 0° at the high frequency point of 40 GHz for the antenna array provided by the embodiment of the present application;
  • Figure 41 is the maximum radiation pattern of the first polarization as the angle changes when the scanning angle is 60° at the high frequency point of 40 GHz for the antenna array provided by the embodiment of the present application;
  • Figure 42 shows the maximum radiation pattern of the second polarization as the angle changes when the scanning angle is 60° at the high frequency point of 40 GHz for the antenna array provided by the embodiment of the present application.
  • This application provides an antenna module, including:
  • a radiation unit including a pair of first radiating arms arranged along a first direction, a pair of second radiating arms arranged along a second direction, and a first conductive connector electrically connected between the pair of first radiating arms, The first conductive connector is used to transmit radio frequency current between the pair of first radiating arms and to adjust the phase difference between the radio frequency currents of the pair of first radiating arms, wherein the first direction Intersects the second direction; and
  • a feeding unit includes a first feeding element and a second feeding element.
  • One end of the first feeding element is electrically connected to one of the first radiating arms, and the other end is used to electrically connect to a radio frequency signal source.
  • the second feeding element is electrically connected to a radio frequency signal source.
  • the feed element includes a transmission part, a first feed part and a second feed part connected in sequence.
  • the transmission part is used to electrically connect the radio frequency signal source.
  • the first feed part is connected to one of the second radiators.
  • the arms are arranged oppositely and coupled, and the second feed portion is arranged oppositely and coupled with another second radiating arm; wherein the radiofrequency signal source is used to generate radiofrequency current.
  • the transmission part is bent and connected to the first feed part
  • the antenna module further includes a second conductive connector, one end of the second conductive connector is electrically connected to the first feed part, The other end of the second conductive connector is electrically connected to the second feed part, and the second conductive connector is used to transmit radio frequency current between the first feed part and the second feed part. and used to adjust the phase difference between the radio frequency current of the first feeding part and the radio frequency current of the second feeding part.
  • first conductive connector and the pair of first radiating arms are coplanar; the second conductive connector, the first feed portion and the second feed portion are coplanar.
  • the first power feeding part includes a first sub-feeding part and a second sub-feeding part that are bent and connected, and one of the first sub-feeding part and the second sub-feeding part is electrically The transmission part is connected, and the other one of the first sub-feeding part and the second sub-feeding part is electrically connected to one end of the second conductive connection member.
  • first sub-feeding part extends along the first direction
  • second sub-feeding part extends along the second direction
  • the first power feeding part further includes at least one third sub-feeding part, and the at least one third sub-feeding part is electrically connected to the first sub-feeding part facing the second power feeding part. one side.
  • the number of the third sub-feeding parts is multiple, and the plurality of the third sub-feeding parts are arranged on opposite sides of the second sub-feeding part.
  • the first power feeding part further includes at least one fourth sub-feeding part, and the at least one fourth sub-feeding part is electrically connected to the first sub-feeding part facing away from the second power feeding part. one side.
  • the second power feeding part includes a fifth sub-feeding part and a sixth sub-feeding part that are bent and connected, and one of the fifth sub-feeding part and the sixth sub-feeding part is electrically Connect the other end of the second conductive connector.
  • the fifth sub-feeding part extends along the first direction
  • the sixth sub-feeding part extends along the second direction
  • the second power feeding part further includes at least one seventh sub-feeding part, and the at least one seventh sub-feeding part is electrically connected to the fifth sub-feeding part away from the first power feeding part. one side.
  • the number of the seventh sub-feeding parts is multiple, and the plurality of the seventh sub-feeding parts are arranged on opposite sides of the sixth sub-feeding part.
  • the first power feeding part further includes at least one eighth sub-feeding part, and the at least one eighth sub-feeding part is electrically connected to the fifth sub-feeding part facing the first power feeding part. one side.
  • the first direction is orthogonal to the second direction.
  • the antenna module further includes a grounding piece, the grounding piece is located on a side of the feeding unit away from the radiating unit, and the grounding piece
  • the ground piece covers the pair of first radiating arms and the pair of second radiating arms, one end of the first feed piece away from the first radiating arms penetrates the ground piece, and the transmission part is away from the One end of the first power feeding part penetrates the grounding piece.
  • the antenna module further includes a pair of first coupling patches and a pair of second coupling patches, the pair of first coupling patches are respectively arranged opposite and coupled to the pair of first radiating arms, so The pair of second coupling patches are respectively arranged opposite and coupled to the pair of second radiating arms.
  • the pair of first coupling patches is located between the radiating unit and the ground piece
  • the antenna module further includes at least one first coupling ground piece and at least one second coupling ground piece
  • the at least A first coupling ground piece is electrically connected between one of the first coupling patches and the ground piece
  • the at least one second coupling ground piece is electrically connected between the other first coupling patch and the ground. between pieces.
  • the pair of second coupling patches are located on a side of the radiating unit away from the ground piece.
  • This application also provides an antenna array, including a plurality of the antenna modules, the plurality of antenna modules are arranged in an array along the first direction, and the first of two adjacent antenna modules is The radiating arms are coupled; and/or a plurality of the antenna modules are arranged in an array along the second direction, and the second radiating arms of two adjacent antenna modules are coupled.
  • a plurality of the antenna modules are arranged in an array along the first direction, and the first radiating arms of two adjacent antenna modules are coupled in an interdigital manner;
  • a plurality of the antenna modules are arranged in an array along the second direction, and the second radiating arms of two adjacent antenna modules are coupled in an interdigital manner.
  • the edge of the first radiating arm of one of the two adjacent antenna modules forms one or more first radiating arms.
  • the edge of the first radiating arm of another antenna module includes one or more first extension parts, and the first extension part at least partially extends into the first notch; when multiple antenna modules When arranged in an array along the second direction, the edge of the second radiating arm of one of the two adjacent antenna modules forms one or more second gaps, and the edge of the second radiating arm of the other antenna module forms one or more second gaps.
  • the edge of the radiating arm includes one or more second extension parts, and the second extension part at least partially extends into the second notch.
  • the antenna array further includes at least a pair of first coupling branches arranged along the first direction and at least a pair of second coupling branches arranged along the second direction, and the first coupling branches are connected to all edges of the edge.
  • the first radiating arm is coupled, and the second coupling branch is coupled with the second radiating arm at the edge.
  • first coupling branch and the first radiating arm of the edge are coupled to each other, and the second coupling branch and the second radiating arm of the edge are coupled to each other.
  • This application also provides an electronic device, including a device body, the antenna module or the antenna array, and the device body is used to carry the antenna module or the antenna array.
  • Figure 1 is a schematic structural diagram of an electronic device 100 provided by an embodiment of the present application.
  • the electronic device 100 may be a mobile phone, a tablet, a laptop, a computer, a watch, a drone, a robot, a base station, a radar, a Customer Premise Equipment (CPE), a vehicle-mounted device, a home appliance, or other devices with wireless communication functions. equipment.
  • the embodiment of this application takes a mobile phone as an example.
  • the electronic device 100 includes a device body 3 , an antenna module 1 or an antenna array 2 .
  • the device body 3 is used to carry the antenna module 1 or the antenna array 2 .
  • the frequency bands supported by the antenna array 2 and the antenna module 1 include but are not limited to the 5G millimeter wave frequency band.
  • the electronic device 100 includes a device body 3 and an antenna module 1 .
  • the antenna module 1 is used to transmit and receive electromagnetic wave signals (which may be 5G millimeter wave signals or electromagnetic wave signals in other frequency bands) to implement the communication function of the electronic device 100 .
  • This application does not specifically limit the position of the antenna module 1 in the electronic device 100.
  • FIG. 2 is only an example and should not be understood as limiting the position of the antenna module 1 in the electronic device 100.
  • the device body 3 is used to carry the antenna module 1 .
  • the device body 3 includes, but is not limited to, a display screen 31, a housing 32 (middle frame 320 and back cover 321), a circuit board 33, a camera module 34 and other components.
  • the display screen 31 and the housing 32 are connected to each other, and the circuit board 33 is located in the space between the display screen 31 and the housing 32 .
  • the antenna module 1 can be directly carried on one or more components of the device body 3 , or can also be carried on one or more components of the device body through other supporting structures. Among them, the antenna module 1 can be located in the device body 3 (that is, in the space between the display screen 31 and the shell 32 ), or can be partially integrated on the shell 32 of the device body 3 .
  • the electronic device 100 includes a device body 3 and an antenna array 2 .
  • the antenna array 2 is used to transmit and receive electromagnetic wave signals (which may be 5G millimeter wave signals or electromagnetic wave signals in other frequency bands) to implement the communication function of the electronic device 100 .
  • This application does not specifically limit the position of the antenna array 2 on the electronic device 100.
  • FIG. 3 is only an example and should not be understood as limiting the position of the antenna array 2 on the electronic device 100.
  • the device body 3 is used to carry the antenna array 2 .
  • the device body 3 includes, but is not limited to, a display screen 31, a housing 32 (middle frame 320 and back cover 321), a circuit board 33 and other components.
  • the display screen 31 and the housing 32 are connected to each other, and the circuit board 33 is located in the space between the display screen 31 and the housing 32 .
  • the antenna array 2 can be directly carried on one or more components of the device body 3 , or can also be carried on one or more components of the device body through other supporting structures.
  • the antenna array 2 may be located within the device body 3 (ie, in the space between the display screen 31 and the housing 32 ), or may be partially integrated on the housing 32 of the device body 3 .
  • the antenna module 1 and the antenna array 2 are miniaturized and compact. property, which is conducive to updating the antenna module 1 and antenna array 2 It is well applied to the electronic device 100 with limited space to realize the communication function of the electronic device 100 .
  • FIG 4 is a schematic structural diagram of an antenna module 1 provided by an embodiment of the present application.
  • the antenna module 1 includes a radiating unit 10 and a feeding unit 20 .
  • the radiation unit 10 includes a pair of first radiating arms 101 arranged along a first direction and a pair of second radiating arms 102 arranged along a second direction.
  • a pair of first radiating arms 101 are opposite and spaced apart along the first direction.
  • the pair of second radiating arms 102 are opposite and spaced apart along the second direction.
  • a pair of first radiating arms 101 forms a dipole.
  • a pair of second radiating arms 102 form a dipole.
  • the first direction intersects the second direction.
  • the intersection of the first direction and the second direction includes that the first direction and the second direction are two intersecting directions in the same plane, or the first direction and the second direction are two intersecting directions in space.
  • the pair of first radiating arms 101 and the pair of second radiating arms 102 may be arranged in the same plane or in different planes.
  • a pair of first radiating arms 101 and a pair of second radiating arms 102 are disposed on opposite sides as an example unless otherwise specified.
  • the pair of first radiating arms 101 and the pair of second radiating arms 102 are arranged on opposite sides, which is conducive to the compact arrangement of the pair of first radiating arms 101 and the compact arrangement of the pair of second radiating arms 102 to reduce the length of the antenna module 1 Dimensions in the first and second directions.
  • the angle between the first direction and the second direction may be 30°, 35°, 55°, 60°, 70°, 85°, 90°, etc.
  • the first direction and the second direction are perpendicular to each other as an example.
  • the first direction may refer to the X-axis direction of FIG. 4
  • the second direction may refer to the Y-axis direction of FIG. 4 .
  • the first direction and the second direction may intersect but not be perpendicular.
  • the material of the first radiating arm 101 and the material of the second radiating arm 102 are both conductive materials.
  • the material of the first radiating arm 101 and the material of the second radiating arm 102 may be metal, alloy, etc.
  • This application does not specifically limit the shapes of the first radiating arm 101 and the second radiating arm 102.
  • the shapes of the first radiating arm 101 and the second radiating arm 102 in FIG. 4 are only used as an example.
  • the shape of the first radiating arm 101 and the shape of the second radiating arm 102 may be the same or different.
  • the radiation unit 10 further includes a first conductive connection 30 .
  • the first conductive connector 30 is electrically connected between the pair of first radiating arms 101 and is used to transmit radio frequency current between the pair of first radiating arms 101 and to adjust the radio frequency of the pair of first radiating arms 101 The phase difference between currents. It can be understood that in this application, one of the pair of first radiating arms 101 directly obtains radio frequency current through the first feeder 201, and the other first radiating arm 101 obtains radio frequency current through the first conductive connector 30, a The first radiating arm 101 and the first feeder 201 obtain radio frequency current.
  • the first conductive connecting member 30 can extend in a bend or in a straight line. This application does not specifically limit the shape, size, etc.
  • the first conductive connection member 30 may be symmetrical along a connection line between a pair of first radiating arms 101 .
  • the first conductive connection member 30 may be a conductive wire, a conductive pillar, a conductive sheet, etc.
  • the material of the first conductive connecting member 30 may be metal, alloy, etc.
  • the first conductive connector 30 is used to phase the radio frequency current of the first radiating arm 101 that is not directly electrically connected to the first feeder 201 with respect to the radiofrequency current of the first radiator arm 101 that is directly electrically connected to the first feeder 201 Delay so that the phase difference of the radio frequency current between the pair of first radiating arms 101 meets the design requirements.
  • the feeding unit 20 is arranged opposite to the radiation unit 10 . Specifically, the feeding unit 20 and the radiating unit 10 are arranged oppositely along the thickness direction of the antenna module 1 .
  • the thickness direction of the antenna module 1 can refer to the Z-axis direction in FIG. 4 .
  • the power feeding unit 20 includes a first power feeding part 201 and a second power feeding part 202 .
  • the material of the first power feeding member 201 is conductive material.
  • the material of the first power feeding member 201 may be metal, alloy, etc.
  • One end of the first feeder 201 is electrically connected to a first radiating arm 101, and the other end of the first feeder 201 is used to electrically connect to a radio frequency signal source.
  • the first feeder 201 is used to transmit radio frequency current between the first radiating arm 101 and the radio frequency signal source.
  • One end of the first power feeding member 201 is directly connected to the first radiating arm 101 .
  • the other end of the first feeder 201 may be directly electrically connected to the radio frequency signal source, or may be electrically connected to the radio frequency signal source through conductive traces, conductive parts, etc.
  • This application does not specifically limit the shape of the first power feeding member 201.
  • the first feeding member 201 may be a feeding probe, a feeding elastic piece, a feeding column, or the like.
  • the radio frequency signal source when the antenna module 1 is used to transmit wireless signals, the radio frequency signal source generates radio frequency current and transmits it to the first feeder 201.
  • the first feeder 201 transmits the received radiofrequency current to The first radiating arm 101 converts the wireless signal into a wireless signal and radiates it toward the outside of the antenna module 1.
  • the first radiating arm 101 also transmits the received radio frequency current to another through the first conductive connector 30.
  • the first radiating arm 101 and the other first radiating arm 101 convert the received radio frequency current into a wireless signal and radiate toward the outside of the antenna module 1 .
  • the first radiating arm 101 when the antenna module 1 is used to receive wireless signals, the first radiating arm 101 receives the wireless signals in the space and converts them into radio frequency currents for transmission to the first feeder 201. 201 transmits the received radio frequency current to the radio frequency signal source.
  • the material of the second power feeding member 202 is conductive material.
  • the material of the second power feeding member 202 may be metal, alloy, etc.
  • the second power feeding part 202 includes a transmission part 220, a first power feeding part 221 and a second power feeding part 223 connected in sequence. It should be noted that the transmission part 220, the first power feeding part 221 and the second power feeding part 223 are connected in sequence.
  • the transmission part 220, the first power feeding part 221 and the second power feeding part 223 may be integrally connected, or they may be a transmission part. 220.
  • the first power feeding part 221 and the second power feeding part 223 are connected together through conductive connection (for example, welding).
  • the transmission part 220 , the first feeding part 221 and the second feeding part 223 are connected in sequence to represent the radio frequency current of the transmission part 220 , the radio frequency current of the first feeding part 221 and the radio frequency current of the second feeding part 223 Can be transferred to each other.
  • the transmission part 220 is used to electrically connect the radio frequency signal source.
  • the first feeding part 221 is arranged opposite to and coupled to a second radiating arm 102 .
  • the second feeding part 223 is disposed opposite and coupled to the other second radiating arm 102 .
  • the transmission part 220 may be directly electrically connected to the radio frequency signal source, or may be electrically connected to the radio frequency signal source through conductive traces, conductive parts, etc.
  • the first feeding part 221 and a second radiating arm 102 are arranged opposite to each other along the thickness direction of the antenna module 1 and form a first coupling gap.
  • the second feeding part 223 is opposite to the other second radiating arm 102 along the thickness direction of the antenna module 1 and forms a second coupling gap.
  • the first coupling gap and the second coupling gap may be the same or different.
  • the spacing in the thickness direction may be the same or different. In the following embodiments, it is assumed that the first coupling gap and the second coupling gap are the same unless otherwise specified.
  • the transmission part 220 of the second feed member 202 may be a feed probe, a feed column, etc.
  • the first feed part 221 of the second feed member 202 may be a feed spring, a strip line, etc.
  • the second power feeding part 223 of the second power feeding component 202 may be a power feeding spring, a strip line, or the like.
  • the radio frequency signal source when the antenna module 1 is used to transmit wireless signals, the radio frequency signal source generates radio frequency current and transmits it to the second feed
  • the transmission part 220 of the electrical component 202 and the transmission part 220 of the second feeding component 202 respectively transmit the received radio frequency current to the first feeding part 221 of the second feeding component 202 and the second feeding component 202 of the second feeding component 202 .
  • the first feeding part 221 of the second feeding part 202 transmits radio frequency current to a second radiating arm 102 through coupling with the second radiating arm 102.
  • the second radiating arm 102 converts the received radio frequency current into wireless
  • the signal is radiated toward the outside of the antenna module 1 .
  • the second feeding part 223 of the second feeding part 202 transmits radio frequency current to the second radiating arm 102 through coupling with the second radiating arm 102.
  • the second radiating arm 102 converts the received radio frequency current into The wireless signal is radiated toward the outside of the antenna module 1 .
  • a pair of second radiating arms 102 receives the wireless signals in the space and converts them into radio frequency currents, respectively, and transmits them to the first part of the second feeder 202 respectively.
  • the feeding part 221 and the second feeding part 223 of the second feeding part 202, the first feeding part 221 of the second feeding part 202 and the second feeding part 223 of the second feeding part 202 will receive
  • the radio frequency current is transmitted to the radio frequency signal source through the transmission part 220.
  • the first conductive connector 30 is used to adjust the phase difference between the radio frequency currents of a pair of first radiating arms 101, so that the pair of first radiating arms 101 has opposite-phase radio frequency currents, That is, the phase difference between the radio frequency currents of the pair of first radiating arms 101 is n ⁇ (where n is greater than or equal to 1 and is an integer).
  • the first conductive connector 30 is used to adjust the phase difference between the radio frequency currents of the pair of first radiating arms 101 so that the phase difference of the radio frequency currents between the pair of first radiating arms 101 is 180°.
  • the first conductive connector 30 can be used to adjust the phase difference between the radio frequency currents of the pair of first radiating arms 101 so that the pair of first radiating arms 101 have the same phase radio frequency current.
  • the first conductive connector 30 By adjusting the first conductive connector 30 so that there is an opposite-phase radio frequency current or a same-phase radio frequency current between the pair of first radiating arms 101, linear polarization of the pair of first radiating arms 101 can be achieved, thereby benefiting the antenna mode.
  • Group 1 communicates with wireless devices to improve the revenue and efficiency of antenna module 1.
  • FIG. 7 is a schematic structural diagram of the antenna module 1 shown in FIG. 4 also including a dielectric layer 40 .
  • This application does not specifically limit the number of dielectric layers 40 .
  • the antenna module 1 includes a dielectric layer 40
  • a pair of first radiating arms 101 and first conductive connectors 30 can be carried on a surface of the dielectric layer 40
  • a pair of second radiating arms 102 can be carried on the dielectric layer 40
  • the first power feeding member 201 and the second power feeding member 202 may penetrate through the dielectric layer 40 .
  • the antenna module 1 includes multiple dielectric layers 40
  • the multiple dielectric layers 40 are stacked, a pair of first radiating arms 101 and the first conductive connector 30 can be carried on one dielectric layer 40 , and a pair of second radiating arms 102 , the first power feeding element 201 and the second power feeding element 202 can be carried on another dielectric layer 40 .
  • the antenna module 1 includes a pair of first radiating arms 101, a pair of second radiating arms 102, a first feeder 201, a second feeder 202 and a first conductive connector 30. Since the first feeder The electrical component 201 is electrically connected to a first radiating arm 101, the first conductive connecting component 30 is electrically connected between a pair of first radiating arms 101, and the second feeding component 202 is coupled to a pair of second radiating arms 102, so the first The feeder 201, the first conductive connection 30 and the second feeder 202 form a feeder system of a pair of first radiating arms 101 and a pair of second radiating arms 102, which can be used for a pair of first radiating arms 101 and a pair of second radiating arms 102.
  • the feeding system formed by the first feeding part 201, the first conductive connecting part 30 and the second feeding part 202 has a simple structure and is convenient for production.
  • the feed unit 20 (the first feed member 201 and the second feed member 202) and the radiation unit 10 (a pair of first radiating arms 101 and a pair of second radiating arms 102) are stacked, and the first conductive connector 30 is electrically connected between the pair of first radiating arms 101, which is beneficial to reducing the cross-section of the antenna module 1 and reducing the volume of the antenna module 1.
  • the first conductive connector 30 is used to adjust the phase difference between the radio frequency currents of the pair of first radiating arms 101, and can control the radiation direction of the pair of first radiating arms 101 to realize the radiation of the pair of first radiating arms 101. Characteristics, producing polarization in the first direction, which is beneficial to improving communication performance when communicating with wireless devices.
  • the transmission part 220 is bent and connected to the first power feeding part 221 .
  • the extending direction of the transmission part 220 is different from the extending direction of the first power feeding part 221 .
  • the transmission part 220 extends along the thickness direction (Z-axis direction) of the antenna module 1, and the first feed part 221 is located in the XY plane, that is, the first feed part 221 extends along the X-axis direction or Extend in the Y-axis direction.
  • the transmission part 220 and the first power feeding part 221 are bent and connected at approximately 90°, that is, the transmission part 220 and the first power feeding part 221 form an "L" shaped power feeding structure. Since the transmission part 220 is used to electrically connect the radio frequency signal source, and the transmission part 220 is bent and connected to the first feed part 221, the radio frequency current generated by the radio frequency signal source can be transmitted to the first feed part 221 through the transmission part 220, and then It is coupled to a second radiating arm 102 via the first feeding part 221 .
  • the transmission part 220 By connecting the transmission part 220 to the first feed part 221 in a bend, it is advantageous for the first feed part 221 and a second radiating arm 102 to be oppositely arranged and coupled along the thickness direction of the antenna module 1, and the second feed part When 223 is arranged opposite and coupled with another second radiating arm 102 along the thickness direction of the antenna module 1, the size of the antenna module 1 in the XY plane is reduced, thereby facilitating the miniaturization of the antenna module 1.
  • the antenna module 1 also includes a second conductive connection member 50 .
  • One end of the second conductive connector 50 is electrically connected to the first feed part 221 , and the other end of the second conductive connector 50 is electrically connected to the second feed part 223 .
  • the second conductive connector 50 is used to transmit the first feed part 221
  • the radio frequency current between the first feeding part 221 and the second feeding part 223 is used to adjust the phase difference between the radio frequency current of the first feeding part 221 and the radio frequency current of the second feeding part 223 .
  • one end of the second conductive connection member 50 is directly electrically connected to the first power feeding part 221
  • the other end of the second conductive connection part 50 is directly electrically connected to the second power feeding part 223 .
  • the second conductive connector 50 and the first power feeding part 221 and the second power feeding part 223 may be arranged in the same plane or in different planes.
  • the first power feeding part 221, the second conductive connector 50 and the second power feeding part 223 may be integrally formed.
  • This application does not specifically limit the shape, size, etc. of the second conductive connector 50.
  • FIG. 8 is only an example of the second conductive connector 50 and should not be understood as a structural limitation of the second conductive connector 50.
  • the second conductive connection member 50 may be bent and extended.
  • the material of the second conductive connecting member 50 may be metal, alloy, etc.
  • the second conductive connector 50 is used to cause a phase delay in the radio frequency current of the second feed part 223 relative to the radio frequency current of the first feed part 221, so that the phase difference of the radio frequency current between the pair of second radiating arms 102 is Meet design needs.
  • the radio frequency current generated by the radio frequency signal source is transmitted to the first feed part 221 through the transmission part 220, and is coupled to a second radiating arm 102 through the first feed part 221, and also passes through the first feed part 221,
  • the second conductive connection 50 is transmitted to the second power feeding part 223 and coupled to another second radiating arm 102 through the second power feeding part 223 .
  • the second conductive connector 50 is used to adjust the phase difference between the radio frequency currents of the first feed part 221 and the second feed part 223. Since the first feed part 221 and a third feed part The two radiating arms 102 are coupled, and the second feeding part 223 is coupled with another second radiating arm 102. Therefore, the second conductive connector 50 can adjust the radio frequency current between the first feeding part 221 and the second feeding part 223. reversed shot frequency current, so that there is an opposite-phase radio frequency current between the pair of second radiating arms 102, that is, the phase difference between the radio frequency currents of the pair of second radiating arms 102 is n ⁇ (where n is greater than or equal to 1, and is integer).
  • the second conductive connector 50 can be used to adjust the radio frequency currents of the first feed part 221 and the second feed part 223 to have the same phase radio frequency current, so that a pair of second radiating arms There are radio frequency currents in the same phase between 102.
  • the second conductive connector 50 By adjusting the second conductive connector 50 so that there is an opposite-phase radio frequency current or a same-phase radio frequency current between the pair of second radiating arms 102, linear polarization of the pair of second radiating arms 102 can be achieved, thereby benefiting the antenna mode.
  • Group 1 communicates with wireless devices to improve the revenue and efficiency of antenna module 1.
  • a pair of first radiating arms 101 forms linear polarization
  • a pair of second radiating arms 102 forms linear polarization
  • the antenna module 1 is a double cross-polarized dipole antenna module.
  • the first conductive connection member 30 is coplanar with the pair of first radiating arms 101 .
  • the first conductive connector 30 is coplanar with the pair of first radiating arms 101, which is beneficial to realizing the electrical connection between the first conductive connector 30 and the pair of first radiating arms 101 without increasing the thickness of the antenna module 1.
  • the phase difference of the radio frequency current between the pair of first radiating arms 101 can be adjusted to achieve the radiation characteristics of the pair of first radiating arms 101 and generate polarization in the first direction while achieving the low profile of the antenna module 1 .
  • first conductive connector 30 is coplanar with the pair of first radiating arms 101, which can avoid interference between the first conductive connector 30 and the first feed member 201, the second feed member 202, and the second conductive connector 50. While realizing the dual cross-polarized dipole antenna module, the feed interference of a pair of first radiating arms 101 and a pair of second radiating arms 102 can be reduced.
  • the second conductive connecting member 50 , the first power feeding part 221 and the second power feeding part 223 are coplanar.
  • the second conductive connector 50 , the first feed portion 221 and the second feed portion 223 are coplanar, which is beneficial to realizing the electrical connection of the second conductive connector 50 to the first feed portion 221 and the second feed portion.
  • the phase difference of the radio frequency current between the pair of second radiating arms 102 can be adjusted to achieve the radiation characteristics of the pair of second radiating arms 102 and generate the second While polarizing in the direction, the low profile of the antenna module 1 is further achieved.
  • the second conductive connection member 50 , the first power feeding part 221 and the second power feeding part 223 are coplanar, the first conductive connection part 30 and the pair of first radiating arms 101 are coplanar, and the first power feeding part 221 and a pair of first radiating arms 101 are coplanar.
  • the second radiating arm 102 is arranged oppositely and coupled, and the second feed portion 223 is arranged oppositely and coupled with another second radiating arm 102, which can avoid mutual interference between the second conductive connector 50 and the first conductive connector 30, and improve the efficiency of the second radiating arm 102.
  • the phase accuracy of the first radiating arm 101 and the pair of second radiating arms 102 are coplanar, the first conductive connection part 30 and the pair of first radiating arms 101 are coplanar, and the first power feeding part 221 and a pair of first radiating arms 101 are coplanar.
  • the second radiating arm 102 is arranged oppositely and coupled, and the second feed portion 223 is arranged oppositely and coupled with another second radiating arm
  • the first power feeding part 221 includes a first sub-feeding part 2210 and a second sub-feeding part 2211 that are bent and connected.
  • the bending angle between the first sub-feeding part 2210 and the second sub-feeding part 2211 may be less than 90°; alternatively, the bending angle between the first sub-feeding part 2210 and the second sub-feeding part 2211 may be equal to 90°; alternatively, the bending angle between the first sub-feeding part 2210 and the second sub-feeding part 2211 may be greater than 90°.
  • the first sub-feeding part 2210 and the second sub-feeding part 2211 are connected by a 90° bend.
  • the first power feeding part 221 and the second sub-power feeding part 2211 form an approximately “L”-shaped or “T”-shaped first power feeding part 221.
  • the “T”-shaped first power feeding part 221 is taken as an example.
  • the bending angle between the first sub-feeding part 2210 and the second sub-feeding part 2211 may be less than 90°.
  • the first sub-feeding part 2210 and the second sub-feeding part 2211 may form an approximately “V”-shaped first feeding part 221.
  • first sub-feeding part 2210 and the second sub-feeding part 2211 is electrically connected to the transmission part 220, and the other one of the first sub-feeding part 2210 and the second sub-feeding part 2211 is electrically connected to the second conductive One end of the connector 50.
  • first sub-feeding part 2210 is directly electrically connected to the transmission part 220
  • second sub-feeding part 2211 is directly electrically connected to one end of the second conductive connecting member 50 . It can be understood that the radio frequency current generated by the radio frequency signal source can be transmitted to the first sub-feeding part 2210 and the second sub-feeding part 2211 through the transmission part 220.
  • the radio frequency current of the first sub-feeding part 2210 and the second sub-feeding part can be coupled to a second radiating arm 102, and the radio frequency current of the second sub-feed part 2211 can also be transmitted to the second conductive connector 50, and transmitted to the second feed through the second conductive connector 50.
  • the electrical part 223 is coupled to another second radiating arm 102 through the second feeding part 223 to realize power feeding to a pair of second radiating arms 102 .
  • the first sub-feeding part 2210 and one end of the second conductive connector 50 may be directly electrically connected, and the second sub-feeding part 2211 and the transmission part 220 may be directly electrically connected.
  • the adjustability of the first power feeding part 221 can be improved, which is beneficial to the first sub-feeding part.
  • the current distribution of the sub-feeding part 2210 and the current distribution of the second sub-feeding part 2211 are adjusted, thereby improving the coupling effect between the first feeding part 221 and the second radiating arm 102, broadening the operating bandwidth of the second radiating arm 102, which is beneficial to Antenna module 1 covers more 5G millimeter wave frequency bands.
  • the first sub-feeding part 2210 extends along the first direction
  • the second sub-feeding part 2211 extends along the second direction.
  • the first sub-feeding part 2210 extends along the X-axis direction
  • the second sub-feeding part 2211 extends along the Y-axis direction.
  • the extending direction of the first sub-feeding part 2210 and the extending direction of the second sub-feeding part 2211 are perpendicular to each other. Since the second radiating arm 102 is located in the XY plane, by extending the first sub-feeding part 2210 of the first feeding part 221 along the first direction, the second sub-feeding part 2211 of the first feeding part 221 extends along the first direction. Extending in two directions can improve the coupling effect between the first feeding part 221 and the second radiating arm 102 .
  • the first feeding part 221 also includes at least one third sub-feeding part 2212 .
  • At least one third sub-feeding part 2212 is electrically connected to a side of the first sub-feeding part 2210 facing the second feeding part 223 .
  • This application does not specifically limit the number of the third sub-feeding parts 2212.
  • the number of the third sub-feeding parts 2212 may be one, two, three, etc.
  • the third sub-feeding part 2212 is directly electrically connected to the first sub-feeding part 2210.
  • the third sub-feeding part 2212 is spaced apart from the second sub-feeding part 2211.
  • the first power feeding part 221 includes a third sub-feeding part 2212 .
  • the third sub-feeding part 2212 is electrically connected to the side of the first sub-feeding part 2210 facing the second feeding part 223 .
  • the third sub-feeding part 2212 and the second sub-feeding part 2211 are arranged along the first direction and are spaced apart.
  • the first power feeding part 221 is generally "F" shaped.
  • the number of third sub-feeding parts 2212 is multiple, and the plurality of third sub-feeding parts 2212 are all electrically connected to the first sub-feeding part 2210 Towards the side of the second power feeding part 223, a plurality of third sub-feeding parts 2212 are respectively arranged on opposite sides of the second sub-feeding part 2211.
  • the number of the third sub-feeding parts 2212 may be two, four, etc.
  • two third sub-feeding parts 2212 are taken as an example.
  • the second sub-feeding part 2211 is located between the two third sub-feeding parts 2212. between the three sub-feeding parts 2212.
  • one third sub-feeding part 2212, the second sub-feeding part 2211 and another third sub-feeding part 2212 are arranged along the first direction.
  • the first power feeding part 221 is approximately It is in the shape of "E".
  • the number of the third sub-feeding parts 2212 may be three, five, etc.
  • the arrangement of the three third sub-feeding parts 2212 may be: two third sub-feeding parts 2212 are located on one side of the second sub-feeding part 2211, Another third sub-feeding part 2212 is located on the other side opposite to the second sub-feeding part 2211.
  • the adjustability of the first feed part 221 can be further increased, which is beneficial to the current distribution of the first sub-feed part 2210 and the second sub-feed part.
  • the current distribution of the first feed part 2211 and the current distribution of the third sub-feed part 2212 are adjusted to improve the coupling effect between the first feed part 221 and the second radiating arm 102, broaden the working frequency band of the second radiating arm 102, and improve the antenna Communication performance of module 1 in the 5G frequency band.
  • the first power feeding part 221 further includes at least one fourth sub-feeding part 2213 .
  • At least one fourth sub-feeding part 2213 is electrically connected to a side of the first sub-feeding part 2210 away from the second power feeding part 223 .
  • This application does not specifically limit the number of the fourth sub-feeding parts 2213.
  • the number of the fourth sub-feeding parts 2213 may be one, two, three, etc.
  • the fourth sub-feeding part 2213 is directly electrically connected to the first sub-feeding part 2210.
  • the fourth sub-feeding part 2213 and the second sub-feeding part 2211 are respectively located on opposite sides of the first sub-feeding part 2210.
  • the first power feeding part 221 includes a fourth sub-feeding part 2213 .
  • the fourth sub-feeding part 2213 is electrically connected to the side of the first sub-feeding part 2210 away from the second power feeding part 223 .
  • the fourth sub-feeding part 2213 and the second sub-feeding part 2211 may be arranged along the second direction, that is, the fourth sub-feeding part 2213 and the second sub-feeding part 2211 are disposed opposite to two sides of the first sub-feeding part 2210.
  • the fourth sub-feeding part 2213 and the third sub-feeding part 2212 may be arranged along the second direction, that is, the fourth sub-feeding part 2213 and the third sub-feeding part 2212 are arranged opposite to the first sub-feeding part. both sides of part 2210.
  • the fourth sub-feeding part 2213 and the third sub-feeding part 2212 are arranged along the second direction.
  • the first feeding part 221 is generally in an "up" shape.
  • the number of fourth sub-feeding parts 2213 may be two, and both fourth sub-feeding parts 2213 are electrically connected to the first sub-feeding part 2210 The side away from the second power feeding part 223 .
  • One fourth sub-feeding part 2213 and the second sub-feeding part 2211 are arranged along the second direction, and the other fourth sub-feeding part 2213 and the third sub-feeding part 2212 are arranged along the second direction.
  • the first power feeding part 221 is generally in an "earth" shape.
  • the number of the fourth sub-feeding parts 2213 may be three, and the three fourth sub-feeding parts 2213 are all electrically connected to the first sub-feeding part 2210 .
  • the three fourth sub-feeding parts 2213 are sequentially arranged on the side of the first sub-feeding part 2210 away from the second power feeding part 223 along the second direction, and adjacent fourth sub-feeding parts 2213 are spaced apart.
  • the first power feeding part 221 is generally in the shape of a "king".
  • the adjustability of the first feed part 221 can be further increased, which is beneficial to the current distribution of the first sub-feed part 2210 and the second sub-feed part.
  • the current distribution of the first feeding part 2211, the current distribution of the third sub-feeding part 2212 and the current distribution of the fourth sub-feeding part 2213 are adjusted, thereby improving the coupling effect between the first feeding part 221 and the second radiating arm 102 and broadening the
  • the working frequency band of the second radiating arm 102 improves the communication performance of the antenna module 1 in the 5G frequency band.
  • the second power feeding part 223 includes a fifth sub-feeding part 2230 and a sixth sub-feeding part 2231 that are bent and connected.
  • the bending angle between the fifth sub-feeding part 2230 and the sixth sub-feeding part 2231 may be less than 90°; alternatively, the bending angle between the fifth sub-feeding part 2230 and the sixth sub-feeding part 2231 may be Equal to 90°; alternatively, the bending angle between the fifth sub-feeding part 2230 and the sixth sub-feeding part 2231 may be greater than 90°.
  • the fifth sub-feeding part 2230 and the sixth sub-feeding part 2231 are connected at a 90° bend.
  • the fifth sub-feeding part 2230 and the sixth sub-feeding part 2231 form an approximately “L”-shaped or “T”-shaped second feeding part 223.
  • the “T”-shaped second power feeding part 223 is taken as an example.
  • the bending angle between the fifth sub-feeding part 2230 and the sixth sub-feeding part 2231 may be less than 90°.
  • the fifth sub-feeding part 2230 and the sixth sub-feeding part 2231 may form an approximately “V”-shaped second feeding part 223.
  • One of the fifth sub-feeding part 2230 and the sixth sub-feeding part 2231 is electrically connected to the other end of the second conductive connecting member 50 .
  • the fifth sub-feeding part 2230 is directly electrically connected to the other end of the second conductive connector 50 . It can be understood that the radio frequency current generated by the radio frequency signal source can be transmitted to the first sub-feeding part 2210, the second sub-feeding part 2211, the third sub-feeding part 2212 and the fourth sub-feeding part 2213 through the transmission part 220.
  • the RF current of the first sub-feeding part 2210, the RF current of the second sub-feeding part 2211, the RF current of the third sub-feeding part 2212 and the RF current of the fourth sub-feeding part 2213 may be coupled to a second radiation arm 102, and the radio frequency current of the second sub-feeding part 2211 can also be transmitted to the second conductive connector 50, and transmitted to the fifth sub-feeding part 2230 through the second conductive connection 50.
  • the fifth sub-feeding part 2230 The radio frequency current may be coupled to another second radiating arm 102, or may be transmitted to the sixth sub-feeding part 2231, and coupled to another second radiating arm 102 through the sixth sub-feeding part 2231.
  • the sixth sub-feeding part 2231 is directly electrically connected to the other end of the second conductive connector 50 . It can be understood that the radio frequency current generated by the radio frequency signal source can be transmitted to the first sub-feeding part 2210, the second sub-feeding part 2211, the third sub-feeding part 2212 and the fourth sub-feeding part 2213 through the transmission part 220.
  • the RF current of the first sub-feeding part 2210, the RF current of the second sub-feeding part 2211, the RF current of the third sub-feeding part 2212 and the RF current of the fourth sub-feeding part 2213 may be coupled to a second radiation arm 102, and the radio frequency current of the second sub-feeding part 2211 can also be transmitted to the second conductive connector 50, and transmitted to the sixth sub-feeding part 2231 through the second conductive connector 50.
  • the sixth sub-feeding part 2231 The radio frequency current may be coupled to another second radiating arm 102, or may be transmitted to the fifth sub-feeding part 2230, and coupled to another second radiating arm 102 through the fifth sub-feeding part 2230.
  • the adjustability of the second feeding part 223 can be improved, which is beneficial to the fifth sub-feeding part.
  • the current distribution of the second sub-feeding part 2230 and the current distribution of the sixth sub-feeding part 2231 are adjusted, thereby improving the coupling effect between the second feeding part 223 and the second radiating arm 102, broadening the operating bandwidth of the second radiating arm 102, and improving the antenna Communication performance of module 1 in the 5G frequency band.
  • the fifth sub-feeding part 2230 extends along the first direction, and the sixth sub-feeding part 2231 extends along the second direction.
  • the fifth sub-feeding part 2230 extends along the X-axis direction, and the sixth sub-feeding part 2231 extends along the Y-axis direction.
  • the extending direction of the fifth sub-feeding part 2230 and the extending direction of the sixth sub-feeding part 2231 are perpendicular to each other.
  • the second radiating arm 102 is located in the XY plane, by extending the fifth sub-feeding part 2230 along the first direction and the sixth sub-feeding part 2231 extending along the second direction, the distance between the second feeding part 223 and the third sub-feeding part 223 can be improved. Two Coupling effect of radiating arm 102.
  • the second power feeding part 223 also includes at least one seventh sub-feeding part 2232 .
  • At least one seventh sub-feeding part 2232 is electrically connected to a side of the fifth sub-feeding part 2230 away from the first power feeding part 221 .
  • This application does not specifically limit the number of the seventh sub-feeding part 2232.
  • the number of the seventh sub-feeding part 2232 may be one, two, three, etc.
  • the seventh sub-feeding part 2232 and the fifth sub-feeding part 2230 are directly electrically connected.
  • the seventh sub-feeding part 2232 is spaced apart from the sixth sub-feeding part 2231.
  • the second power feeding part 223 includes a seventh sub-feeding part 2232 .
  • the seventh sub-feeding part 2232 is electrically connected to the side of the fifth sub-feeding part 2230 away from the first power feeding part 221 .
  • the seventh sub-feeding part 2232 and the sixth sub-feeding part 2231 are arranged along the first direction and are spaced apart.
  • the second power feeding part 223 is generally "F" shaped.
  • the number of seventh sub-feeding parts 2232 is multiple, and the plurality of seventh sub-feeding parts 2232 are all electrically connected to the fifth sub-feeding part 2230
  • a plurality of seventh sub-feeding parts 2232 are respectively arranged on opposite sides of the sixth sub-feeding part 2231.
  • the number of the seventh sub-feeding parts 2232 may be two, four, etc.
  • two seventh sub-feeding parts 2232 are taken as an example, and the sixth sub-feeding part 2231 is located between the two seventh sub-feeding parts 2232. between the seven sub-feeding parts 2232.
  • one seventh sub-feeding part 2232, the second sub-feeding part 2211 and another seventh sub-feeding part 2232 are arranged along the first direction.
  • the second power feeding part 223 is generally in an "E" shape.
  • the number of seventh sub-feeding parts 2232 may be three, five, etc.
  • the arrangement of the three seventh sub-feeding parts 2232 may be: two seventh sub-feeding parts 2232 are located on one side of the sixth sub-feeding part 2231, Another seventh sub-feeding part 2232 is located on the opposite side of the sixth sub-feeding part 2231.
  • the adjustability of the second feed part 223 can be further increased, which is beneficial to the current distribution of the fifth sub-feed part 2230 and the sixth sub-feed part.
  • the current distribution of the second feed part 2231 and the current distribution of the seventh sub-feed part 2232 are adjusted to improve the coupling effect between the second feed part 223 and the second radiating arm 102, broaden the working frequency band of the second radiating arm 102, and improve the antenna Communication performance of module 1 in the 5G frequency band.
  • the first power feeding part 221 further includes at least one eighth sub-feeding part 2233 .
  • At least one eighth sub-feeding part 2233 is electrically connected to a side of the fifth sub-feeding part 2230 facing the first feeding part 221 .
  • This application does not specifically limit the number of the eighth sub-feeding part 2233.
  • the number of the eighth sub-feeding part 2233 may be one, two, three, etc.
  • the eighth sub-feeding part 2233 and the fifth sub-feeding part 2230 are directly electrically connected.
  • the eighth sub-feeding part 2233 and the sixth sub-feeding part 2231 are respectively located on opposite sides of the first sub-feeding part 2210.
  • the second power feeding part 223 includes an eighth sub-feeding part 2233 .
  • the eighth sub-feeding part 2233 is electrically connected to the side of the fifth sub-feeding part 2230 facing the first feeding part 221 .
  • the eighth sub-feeding part 2233 and the sixth sub-feeding part 2231 may be arranged along the second direction, that is, the eighth sub-feeding part 2233 and the sixth sub-feeding part 2231 are disposed opposite to two sides of the fifth sub-feeding part 2230.
  • the eighth sub-feeding part 2233 and the seventh sub-feeding part 2232 may be arranged along the second direction, that is, the eighth sub-feeding part 2233 and the sixth sub-feeding part 2231 are arranged opposite to the seventh sub-feeding part both sides of part 2232.
  • the eighth sub-feeding part 2233 and the seventh sub-feeding part 2232 are arranged along the second direction.
  • the second feeding part 223 is generally in an "up" shape.
  • the number of eighth sub-feeding parts 2233 may be two, and both eighth sub-feeding parts 2233 are electrically connected to the fifth sub-feeding part 2230 and face the first feeding part. 221 side.
  • One eighth sub-feeding part 2233 and the sixth sub-feeding part 2231 are arranged along the second direction, and the other eighth sub-feeding part 2233 and the seventh sub-feeding part 2232 are arranged along the second direction.
  • the second power feeding part 223 is generally in an "earth" shape.
  • the number of the eighth sub-feeding parts 2233 may be three, and the three eighth sub-feeding parts 2233 are all electrically connected to the fifth sub-feeding part 2230 .
  • the three eighth sub-feeding parts 2233 are sequentially arranged on the side of the fifth sub-feeding part 2230 facing the first feeding part 221 along the second direction, and adjacent eighth sub-feeding parts 2233 are spaced apart.
  • the second power feeding part 223 is generally in the shape of a "king".
  • the adjustability of the first feed part 221 can be further increased, which is beneficial to the current distribution of the fifth sub-feed part 2230 and the sixth sub-feed part.
  • the current distribution of the second feeding part 2231, the current distribution of the seventh sub-feeding part 2232 and the current distribution of the eighth sub-feeding part 2233 are adjusted, thereby improving the coupling effect between the second feeding part 223 and the second radiating arm 102, and broadening the The working frequency band of the second radiating arm 102 improves the communication performance of the antenna module 1 in the 5G frequency band.
  • the first direction and the second direction are orthogonal, and the pair of first radiating arms 101 and the pair of second radiating arms 102 can form horizontal and vertical dual polarization, or positive and negative 45° dual polarization.
  • Horizontal and vertical dual polarization can receive antenna signals in the horizontal polarization direction and antenna signals in the vertical polarization direction, thereby forming an orthogonal dual polarization dipole antenna module 1 to improve the performance of the antenna module 1 with horizontal polarization. and/or the performance of devices communicating with vertical polarization characteristics.
  • the positive and negative 45° dual polarization can receive antenna signals in any polarization direction, thereby forming an orthogonal dual polarization dipole antenna module 1 to improve the performance of the antenna module 1 in receiving wireless signals in all directions.
  • the antenna module 1 also includes a grounding member 60 .
  • the material of the grounding piece 60 can be metal, alloy, etc.
  • the grounding member 60 may be electrically connected to the middle frame 320 of the electronic device 100 (see FIG. 2 ), or the grounding member 60 may be electrically connected to the reference ground of the circuit board 33 of the electronic device 100 , or the grounding member 60 may also be electrically connected to the electronic device 100 .
  • the reference ground of the circuit board 33 of the device 100 is integrated.
  • the grounding piece 60 is located on a side of the feeding unit 20 facing away from the radiation unit 10 . In other words, the radiating unit 10, the feeding unit 20 and the grounding member 60 are stacked in sequence.
  • the ground member 60 covers a pair of first radiating arms 101 and a pair of second radiating arms 102 . It can be understood that the area of the ground member 60 is greater than or equal to the sum of the areas of the pair of first radiating arms 101 and the pair of second radiating arms 102 .
  • One end of the first power feeding part 201 away from the first radiating arm 101 passes through the grounding part 60
  • one end of the transmission part 220 away from the first power feeding part 221 passes through the grounding part 60 .
  • the end of the first feeder 201 away from the first radiating arm 101 extends to the outside of the antenna module 1 by penetrating the grounding member 60 to facilitate electrical connection to the radio frequency signal source; the transmission part 220 is far away from the first feeder 221 One end extends outside the antenna module 1 by penetrating the grounding member 60 to facilitate electrical connection to the radio frequency signal source.
  • the radiation signals of the pair of first radiating arms 101 and the pair of second radiating arms 102 can be reflected, thereby extending the transmission distance of the antenna module 1 and improving the communication performance of the antenna module 1.
  • grounding members 60 of the multiple antenna modules 1 may form an integral grounding member. 60.
  • the antenna module 1 also includes a pair of first coupling patches 70 and a pair of second coupling patches 80 .
  • the pair of first coupling patches 70 are respectively arranged opposite to and coupled to the pair of first radiating arms 101 .
  • a pair of second coupling patches 80 are respectively disposed opposite to and coupled to a pair of second radiating arms 102 .
  • a pair of first coupling patches 70 are arranged opposite each other along the first direction, and one of the first coupling patches 70 is arranged opposite and coupled to one first radiating arm 101 , and the other first coupling patch 70 is arranged opposite to the other first radiating arm 101 .
  • a first radiating arm 101 is arranged oppositely and coupled.
  • a pair of second coupling patches 80 are arranged opposite each other along the second direction, and one of the second coupling patches 80 is arranged opposite and coupled to one second radiating arm 102 , and the other second coupling patch 80 is arranged opposite to the other second radiating arm 102 .
  • the arms 102 are oppositely positioned and coupled.
  • This application does not specifically limit the shape, size, material, etc. of the first coupling patch 70 and the second coupling patch 80 .
  • the shape of the first coupling patch 70 may be a circle, a square, a rectangle, a triangle, an ellipse, other polygons, various special shapes, etc.
  • the shape of the second coupling patch 80 may be a circle, a square, a rectangle, a triangle, an ellipse, other polygons, various special shapes, etc.
  • the size of the first coupling patch 70 along the first direction may be less than, equal to, or greater than the size of the first radiating arm 101 along the first direction; the size of the first coupling patch 70 along the second direction may be less than, equal to, or greater than the first direction.
  • the size of the second coupling patch 80 along the first direction may be less than, equal to, or greater than the size of the second radiating arm 102 along the first direction; the size of the second coupling patch 80 along the second direction may be less than, equal to, or greater than the second direction.
  • the material of the first coupling patch 70 may be metal, alloy, etc.
  • the material of the second coupling patch 80 may be metal, alloy, etc.
  • the coupling between the first coupling patch 70 and the first radiating arm 101 can be understood as forming a third coupling gap between the first coupling patch 70 and the first radiating arm 101 .
  • the coupling between the second coupling patch 80 and the second radiating arm 102 can be understood as forming a fourth coupling gap between the second coupling patch 80 and the second radiating arm 102 .
  • the third coupling gap and the fourth coupling gap may be the same or different.
  • the pair of first coupling patches 70 can respectively serve as matching circuits for a pair of first radiating arms 101 , thereby facilitating the design of a pair of first radiating arms 101 .
  • the structure and position of the first coupling patch 70 are adjusted to adjust the current distribution of the pair of first radiating arms 101 to achieve the radiation effect of the pair of first radiating arms 101.
  • the pair of first coupling patches 70 can also serve as coupling branches of a pair of first radiating arms 101 to participate in radiation to improve the communication performance of the antenna module 1 .
  • the pair of second coupling patches 80 can respectively serve as matching circuits for a pair of second radiating arms 102 , thereby facilitating the design of a pair of second radiating arms 102 .
  • the structure and position of the second coupling patch 80 are adjusted to adjust the current distribution of the pair of second radiating arms 102 to achieve the radiation effect of the pair of second radiating arms 102 .
  • a pair of second coupling patches 80 can also serve as coupling branches of a pair of second radiating arms 102 to participate in radiation to improve the communication performance of the antenna module 1 .
  • a pair of first coupling patches 70 is located between the radiation unit 10 and the grounding member 60 . It can be understood that the first radiating arm 101 , the first coupling patch 70 and the grounding piece 60 are arranged in sequence along the thickness direction of the antenna module 1 .
  • the antenna module 1 also includes at least one first coupling ground member 701 and at least one second coupling ground member 702.
  • the at least one first coupling ground member 701 is electrically connected between a first coupling patch 70 and the ground member 60.
  • At least A second coupling ground component 702 is electrically connected between the other first coupling patch 70 and the ground component 60 . This application does not specifically limit the number of first coupling ground members 701 and the number of second coupling ground members 702 .
  • the number of first coupling ground members 701 and the number of second coupling ground members 702 may be the same or different.
  • the number of the first coupling ground members 701 is two, and the two first coupling ground members 701 are electrically connected between a first coupling patch 70 and the ground member 60; the second coupling ground member 701 is electrically connected between the first coupling patch 70 and the ground member 60;
  • the number of components 702 is two, and the two second coupling ground components 702 are electrically connected between another first coupling patch 70 and the ground component 60 .
  • the antenna module 1 can have a lower profile.
  • a first coupling patch 70 is grounded through the first coupling grounding piece 701, so that the first coupling grounding piece 701 and the first radiating arm 101 can also form coupling, thereby increasing the adjustment diversity of the current distribution of the first radiating arm 101.
  • the first coupling ground piece 701 is involved in radiation to improve the communication performance of the antenna module 1 .
  • the other first coupling patch 70 is grounded through the second coupling ground piece 702 , so that the second coupling ground piece 702 can also form coupling with the other first radiating arm 101 , thereby increasing the current distribution of the other first radiating arm 101 . Adjusting the diversity and allowing the second coupling ground piece 702 to participate in radiation improves the communication performance of the antenna module 1 .
  • a pair of second coupling patches 80 is located on a side of the radiating unit 10 away from the ground member 60 . It can be understood that the second coupling patch 80 , the second radiating arm 102 , and the grounding member 60 are arranged in sequence along the thickness direction of the antenna module 1 . Since the pair of second coupling patches 80 are arranged opposite and coupled to the pair of second radiating arms 102 respectively, and the first feeding part 221 of the second feeding member 202 is arranged opposite and coupled to one second radiating arm 102, the first The second feed portion 223 of the second feeder 202 is disposed opposite and coupled to the other second radiating arm 102 .
  • a pair of second coupling patches 80 is located on the side of the radiating unit 10 away from the grounding member 60 to avoid a problem.
  • the interference between the second coupling patch 80 and the first feeding part 221 and the second feeding part 223 takes into account the feeding effect of the first feeding part 221 and the second feeding part 223 on the pair of first radiating arms 101 And the adjustment effect of the pair of second coupling patches 80 on the pair of first radiating arms 101.
  • the pair of first radiating arms 101 and the pair of second radiating arms 102 may be arranged in different layers.
  • a pair of second coupling patches 80 , a pair of first radiating arms 101 , a pair of second radiating arms 102 , and a pair of first coupling patches 70 can be arranged in sequence along the thickness direction of the antenna module 1 , that is, along the direction of the antenna module 1 In the thickness direction of group 1, a pair of second radiating arms 102 is located on the side of the pair of first radiating arms 101 facing the ground member 60 , and a pair of second coupling patches 80 is located on the side of the pair of second radiating arms 102 facing away from the ground member 60 On one side of the pair of second radiating arms 102 , a pair of first coupling patches 70 is located on a side facing the ground member 60 .
  • the antenna module 1 provided in this application can form a dual-polarized dipole antenna module 1 by designing the first conductive connector 30 and the second conductive connector 50, and the first conductive connector 30 and a pair of first radiating arms 101.
  • the pair of second radiating arms 102 are coplanar, and the second conductive connector 50 is coplanar with the first feed portion 221 and the second feed portion 223 of the second feed member 202, which can reduce the cross-section of the antenna module 1 , to avoid interference between the first conductive connector 30 and the second conductive connector 50, and improve the efficiency of a pair of first radiating arms 101 and a pair of second radiating arms 102 passing through the first feeder 201 and the second feeder 202 respectively. Feed effect.
  • the structural design of the first feed part 221 and the second feed part 223 increases their adjustability, so that the pair of second radiating arms 102 can produce different feed effects to facilitate the adjustment of the antenna module 1
  • the operating frequency band broadens the bandwidth of antenna module 1.
  • the design of the first coupling patch 70 and the second coupling patch 80 can improve the radiation effect and matching effect of the antenna module 1 while ensuring a low profile of the antenna module 1, so that the antenna module 1 has better radiation performance. .
  • Figure 22 is a schematic diagram of an antenna array 2 provided by an embodiment of the present application.
  • Figure 24 is a schematic diagram of another antenna array 2 provided by an embodiment of the present application.
  • Figure 26 is a schematic diagram of an antenna array 2 provided by an embodiment of the present application.
  • the embodiment provides a schematic diagram of yet another antenna array 2.
  • the line array 2 includes multiple antenna modules 1 . Multiple antenna modules 1 are arranged in an array. This application does not specifically limit the number of antenna modules 1 included in the antenna array 2 and the array arrangement of the antenna array 2 .
  • multiple antenna modules 1 can be arranged in a linear array (one row and multiple columns, or multiple rows and one column), or multiple antenna modules 1 can be arranged in a matrix array (multiple rows and multiple columns, and the number of rows and columns (different numbers), or multiple antenna modules 1 can be arranged in a square array (multiple rows and multiple columns, and the number of rows and columns are the same), etc.
  • the antenna array 2 includes four antenna modules 1 .
  • the four antenna modules 1 are arranged in a linear array along the first direction, and the first radiating arms 101 of two adjacent antenna modules 1 are coupled.
  • the first direction may refer to the X-axis direction in FIG. 22 .
  • the four antenna modules 1 include four pairs of first radiating arms 101 .
  • the first direction is also the arrangement direction of the first radiating arms 101 of the four antenna modules 1 . It can be understood that the first radiating arms 101 of multiple antenna modules 1 are arranged along the first direction, and the first radiating arms 101 of two adjacent antenna modules 1 are oppositely arranged along the first direction and form a coupling gap.
  • the first radiating arms 101 of two adjacent antenna modules 1 are coupled in an interdigital manner.
  • the edge of the first radiating arm 101 of one of the two adjacent antenna modules 1 forms one or more first notches 101a
  • the edge of the first radiating arm 101 of the other antenna module 1 forms one or more first notches 101a.
  • the edge includes one or more first extension portions 101b, which at least partially extend into the first notch 101a.
  • the edges of the first radiating arms 101 of two adjacent antenna modules 1 intersect but do not contact. , to form an interdigital coupling.
  • a closely coupled array antenna can be formed, thereby reducing the size of the antenna array 2 and improving the compactness of the antenna array 2.
  • the mutual coupling effect of two adjacent antenna modules 1 can also be used to achieve the broadband and ultra-wideband characteristics of the antenna array 2.
  • the antenna array 2 includes eight antenna modules 1 .
  • the eight antenna modules 1 are arranged in an array along the second direction, and the second radiating arms 102 of two adjacent antenna modules 1 are coupled.
  • the second direction may refer to the Y-axis direction in FIG. 24 .
  • the eight antenna modules 1 include eight pairs of second radiating arms 102 .
  • the second direction is also the arrangement direction of the second radiating arms 102 of the eight antenna modules 1 . It can be understood that the second radiating arms 102 of multiple antenna modules 1 are arranged along the second direction, and the second radiating arms 102 of two adjacent antenna modules 1 are oppositely arranged along the second direction and form a coupling gap.
  • the second radiating arms 102 of two adjacent antenna modules 1 are coupled in an interdigital manner.
  • the edge of the second radiating arm 102 of one of the two adjacent antenna modules 1 forms one or more second notches 102a
  • the edge of the second radiating arm 102 of the other antenna module 1 forms one or more second notches 102a.
  • the edge includes one or more second extension portions 102b, which at least partially extend into the second notch 102a.
  • the edges of the second radiating arms 102 of two adjacent antenna modules 1 intersect but do not contact. , to form an interdigital coupling.
  • a closely coupled array antenna can be formed, thereby reducing the size of the antenna array 2 and improving the compactness of the antenna array 2.
  • the mutual coupling effect of two adjacent antenna modules 1 can also be used to achieve the broadband and ultra-wideband characteristics of the antenna array 2.
  • the antenna array 2 includes four antenna modules 1 .
  • the four antenna modules 1 include four pairs of first radiating arms 101 and four pairs of second radiating arms 102 . Two or two antenna modules 1 are arranged in an array along the first direction, and the first radiating arms 101 of two adjacent antenna modules 1 are coupled; two or two antenna modules 1 are arranged in an array along the second direction, and The second radiating arms 102 of two adjacent antenna modules 1 are coupled.
  • the first direction may refer to the X-axis direction in FIG. 8
  • the second direction may refer to the Y-axis direction in FIG. 8 .
  • the first direction is perpendicular to the second direction.
  • first direction and the second direction may intersect but not be perpendicular.
  • the first radiating arms 101 of two antenna modules 1 arranged in an array along the first direction are respectively arranged along the first direction, and the first radiating arms 101 of two adjacent antenna modules 1 are opposite to each other along the first direction.
  • the second radiating arms 102 of two antenna modules 1 arranged in an array along the second direction are respectively arranged along the second direction, and the second radiating arms 102 of two adjacent antenna modules 1 are arranged oppositely along the second direction. and form a coupling gap.
  • the first radiating arms 101 of two adjacent antenna modules 1 are coupled to each other, and the second radiating arms 102 of the two adjacent antenna modules 1 are coupled to each other.
  • the two adjacent first radiating arms 101 of two adjacent antenna modules 1 are coupled in an interdigital manner
  • the two adjacent second radiating arms 102 of two adjacent antenna modules 1 are coupled in an interdigital manner. Showing cross-toe coupling. Specifically, the edge of the first radiating arm 101 of one of the two adjacent antenna modules 1 forms one or more third notches 101c, and the edge of the first radiating arm 101 of the other antenna module 1 forms one or more third notches 101c.
  • the edge includes one or more third extension portions 101d, which at least partially extend into the third notch 101c.
  • the edges of the first radiating arms 101 of two adjacent antenna modules 1 intersect but do not contact. , to form an interdigital coupling.
  • the edge of the second radiating arm 102 of one of the two adjacent antenna modules 1 forms one or more fourth second notches 102a, and the edge of the second radiating arm 102 of the other antenna module 1 forms one or more fourth second notches 102a. It includes one or more fourth extension parts, which at least partially extend into the fourth gap.
  • the edges of the second radiating arms 102 of two adjacent antenna modules 1 intersect but do not contact to form a joint. type coupling.
  • a tightly coupled array antenna can be formed, thereby reducing the size of the antenna array 2
  • the size improves the compactness of the antenna array 2.
  • the mutual coupling effect of two adjacent antenna modules 1 can also be used to achieve broadband and ultra-wideband characteristics.
  • the antenna array 2 may also include at least a pair of first coupling branches 103 and at least a pair of second coupling branches 104 .
  • At least one pair of first coupling branches 103 are arranged along the first direction and coupled with the first radiating arms 101 at the edge.
  • At least one pair of second coupling branches 104 are arranged along the second direction and coupled with the second radiating arms 102 at the edge.
  • the antenna array 2 includes four antenna modules 1, and the four antenna modules 1 are arranged in a 2*2 array.
  • the antenna array 2 includes two pairs of first coupling branches 103 and two pairs of second coupling branches 104 .
  • Two pairs of first coupling branches 103 are arranged along the first direction and are respectively coupled to the first radiating arms 101 at the edge of the antenna array 2 along the first direction.
  • Two pairs of second coupling branches 104 are arranged along the second direction and are respectively coupled to the second radiating arms 102 at the edges of the antenna array 2 along the second direction.
  • the radiation effect of the second radiating arm 102 at the edge of the antenna array 2 along the second direction can be adjusted, so that the second radiating arm 102 at the edge is coupled to the second radiating arm 102 in an interdigital manner. have the same or similar radiation effect, so that the second radiation arm 102 on the edge also has the same or similar operating bandwidth, gain, efficiency, etc.
  • the first coupling branch 103 is coupled to the first radiating arm 101 at the edge of the antenna array 2 along the first direction.
  • the second coupling branch 104 is coupled to the second radiating arm 102 at the edge of the antenna array 2 along the second direction.
  • the first coupling branch 103 is coupled to the first radiating arm 101 at the edge of the antenna array 2 along the first direction
  • the second coupling branch 104 is coupled with the second radiating arm 102 at the edge of the antenna array 2 along the second direction.
  • the first radiating arms 101 of the two adjacent antenna modules 1 in the above embodiment are coupled to each other in the interdigital type, and the second radiating arms 102 of the two adjacent antenna modules 1 are coupled in the interdigital type. Phase coupling has the same technical effect and will not be described again here.
  • the antenna module 1 is a tightly coupled dual-polarized dipole antenna module supporting a frequency range of 20 to 45 GHz. Its central operating frequency is 30 GHz. The total thickness of the antenna module 1 is 0.141 times the wavelength corresponding to the highest operating frequency.
  • Figure 27 is a schematic diagram of the simulation results of the standing wave ratio of the first polarization (first direction linear polarization) of the above-mentioned antenna module 1.
  • the horizontal axis represents frequency, in GHz; the vertical axis represents the voltage standing wave ratio (VSWR) of antenna module 1, also known as standing wave ratio, or standing wave coefficient.
  • VSWR voltage standing wave ratio
  • the frequency range in which the standing wave ratio of the first polarization of the antenna module 1 is less than 3 includes 19.45GHz ⁇ 42.50GHz.
  • the antenna module 1 covers the 5G millimeter wave operating frequency band 24.25GHz ⁇ 29.5GHz, 37GHz ⁇ 42.5GHz.
  • the standing wave ratio is an important indicator to measure the feeding efficiency of the antenna module 1; the smaller the standing wave ratio, the less reflection, and the better the matching.
  • the smaller standard is the standing wave ratio less than 3.
  • the standing wave ratio of the antenna module 1 provided by the embodiment of the present application is controlled at a low value, and the feeding effect of the pair of first radiating arms 101 is better.
  • Figure 28 is a schematic diagram of the simulation results of the second polarization (second direction linear polarization) standing wave ratio of the above-mentioned antenna module 1.
  • the horizontal axis represents frequency in GHz; the vertical axis represents the standing wave ratio of antenna module 1.
  • the frequency range of the second polarization standing wave ratio of the antenna module 1 is less than 3, including 19.53GHz ⁇ 42.88GHz.
  • the antenna module 1 covers the 5G millimeter wave operating frequency band 24.25GHz ⁇ 29.5GHz, 37GHz ⁇ 42.5GHz.
  • the standing wave ratio of the antenna module 1 is controlled at a low value, and the feeding effect of the pair of second radiating arms 102 is better.
  • Figure 29 is the gain pattern of the E-plane and H-plane of the antenna module 1 at the first polarization low frequency point of 28 GHz. It can be seen from the figure that the gain pattern of the E-plane of the antenna module 1 and the gain pattern of the H-plane have good consistency, and there is no distortion in the gain pattern.
  • the antenna module 110 operates in the broadband of the first polarization. It has stable wide radiation beam characteristics within the band.
  • Figure 30 is the gain pattern of the E-plane and H-plane of the antenna module 1 at the second polarization low frequency point of 28 GHz. It can be seen from the figure that the gain pattern of the E-plane of the antenna module 1 and the gain pattern of the H-plane have good consistency, and there is no distortion in the gain pattern.
  • the antenna module 110 operates in the broadband of the second polarization. It has stable wide radiation beam characteristics within the band.
  • Figure 31 is the gain pattern of the E-plane and H-plane of the antenna module 1 at the first polarization high frequency point of 40 GHz. It can be seen from the figure that the gain pattern of the E-plane of the antenna module 1 and the gain pattern of the H-plane have good consistency, and there is no distortion in the gain pattern.
  • the antenna module 110 operates in the broadband of the first polarization. It has stable wide radiation beam characteristics within the band.
  • Figure 32 is the gain pattern of the E-plane and H-plane of the antenna module 1 at the second polarization high frequency point of 40GHz. It can be seen from the figure that the gain pattern of the E-plane of the antenna module 1 and the gain pattern of the H-plane have good consistency, and there is no distortion in the gain pattern.
  • the antenna module 110 operates in the broadband of the second polarization. It has stable wide radiation beam characteristics within the band.
  • Figure 33 shows the maximum radiation pattern of the first polarization as a function of frequency when the scanning angle of the antenna array 2 is 0°.
  • the horizontal axis is frequency in GHz
  • the vertical axis is gain value in dB. It can be seen from the figure that the antenna array 2 can achieve a gain greater than 7.41dB in the 5G millimeter wave operating frequency band, which indicates that the antenna array is in good working condition in the first polarization.
  • Figure 34 shows the maximum radiation pattern of the second polarization as a function of frequency when the scanning angle of the antenna array 2 is 0°.
  • the horizontal axis is frequency in GHz
  • the vertical axis is gain value in dB. It can be seen from the figure that the antenna array 2 can achieve a gain greater than 6.48dB in the 5G millimeter wave operating frequency band, which indicates that the antenna array is in good working condition in the second polarization.
  • Figure 35 shows the maximum radiation pattern of the first polarization as the angle changes when the scanning angle of the antenna array 2 is 0° at the low frequency point of 28 GHz.
  • the abscissa is the azimuth angle; the ordinate is the gain value in dB. It can be seen from the figure that the achievable gain when the azimuth angle is 0° is 7.41dB, and the antenna array 2 has stable broadband radiation beam characteristics in a wide frequency band.
  • Figure 36 shows the maximum radiation pattern of the second polarization as the angle changes when the scanning angle of the antenna array 2 is 0° at the low frequency point of 28 GHz.
  • the abscissa is the azimuth angle; the ordinate is the gain value in dB. It can be seen from the figure that the achievable gain when the azimuth angle is 0° is 7.91dB, and the antenna array 2 has stable broadband radiation beam characteristics in a wide frequency band.
  • Figure 37 shows the maximum radiation pattern of the first polarization as the angle changes when the scanning angle of the antenna array 2 is 60° at the low frequency point of 28 GHz.
  • the abscissa is the azimuth angle; the ordinate is the gain value in dB. It can be seen from the figure that the achievable gain when the azimuth angle is 0° is 4.64dB, and the antenna array 2 has stable broadband radiation beam characteristics in a wide frequency band.
  • Figure 38 shows the maximum radiation pattern of the second polarization as the angle changes when the scanning angle of the antenna array 2 is 60° at the low frequency point of 28 GHz.
  • the abscissa is the azimuth angle; the ordinate is the gain value in dB. It can be seen from the figure that the achievable gain when the azimuth angle is 0° is 8.18dB, and the antenna array 2 has stable broadband radiation beam characteristics in a wide frequency band.
  • Figure 39 shows the maximum radiation pattern of the first polarization as the angle changes when the scanning angle of the antenna array 2 is 0° at the high frequency point of 40 GHz.
  • the abscissa is the azimuth angle; the ordinate is the gain value in dB. It can be seen from the figure that the achievable gain when the azimuth angle is 0° is 10.12dB, and the antenna array 2 has stable broadband radiation beam characteristics in a wide frequency band.
  • Figure 40 shows the maximum radiation pattern of the second polarization as the angle changes when the scanning angle of the antenna array 2 is 0° at the high frequency point of 40 GHz.
  • the abscissa is the azimuth angle; the ordinate is the gain value in dB. It can be seen from the figure that the achievable gain when the azimuth angle is 0° is 8.40dB, and the antenna array 2 has stable broadband radiation beam characteristics in a wide frequency band.
  • Figure 41 shows the maximum radiation pattern of the first polarization as the angle changes when the scanning angle of the antenna array 2 is 60° at the high frequency point of 40 GHz.
  • the abscissa is the azimuth angle; the ordinate is the gain value in dB. It can be seen from the figure that the achievable gain when the azimuth angle is 0° is 7.42dB, and the antenna array 2 has stable broadband radiation beam characteristics in a wide frequency band.
  • Figure 42 shows the maximum radiation pattern of the second polarization as the angle changes when the scanning angle of the antenna array 2 is 60° at the high frequency point of 40 GHz.
  • the abscissa is the azimuth angle; the ordinate is the gain value in dB. It can be seen from the figure that the achievable gain is 9.32dB when the azimuth angle is 0°.
  • the antenna array 2 has stable broadband radiation beam characteristics in a wide frequency band.

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Abstract

Sont prévus dans la présente demande un module d'antenne, un réseau d'antennes et un dispositif électronique, lequel module d'antenne présente une structure d'alimentation simple et peut améliorer les performances de rayonnement au moyen d'un déphasage. Le module d'antenne comprend une unité de rayonnement et une unité d'alimentation, l'unité de rayonnement comprenant une paire de premiers bras de rayonnement, une paire de seconds bras de rayonnement, et un premier élément de connexion conducteur, qui est électriquement connecté entre la paire de premiers bras de rayonnement. L'unité d'alimentation comprend un premier élément d'alimentation et un second élément d'alimentation, le premier élément d'alimentation étant électriquement connecté à un premier bras de rayonnement et étant électriquement connecté à une source de signal radiofréquence, et le second élément d'alimentation comprenant une partie de transmission, une première partie d'alimentation et une seconde partie d'alimentation, qui sont connectées de manière séquentielle ; la partie de transmission est électriquement connectée à la source de signal radiofréquence, la première partie d'alimentation est couplée à un second bras de rayonnement, et la seconde partie d'alimentation est couplée à l'autre second bras de rayonnement ; et le premier élément de connexion conducteur est utilisé pour ajuster la différence de phase entre des courants radiofréquence de la paire de premiers bras de rayonnement. Le réseau d'antennes comprend une pluralité de modules d'antenne qui sont agencés en un réseau. Le dispositif électronique comprend un corps de dispositif, et un module d'antenne ou un réseau d'antennes.
PCT/CN2023/098293 2022-08-17 2023-06-05 Module d'antenne, réseau d'antennes et dispositif électronique WO2024037124A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202210988975.4A CN117638468A (zh) 2022-08-17 2022-08-17 天线模组、天线阵列及电子设备
CN202210988975.4 2022-08-17

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WO2024037124A1 true WO2024037124A1 (fr) 2024-02-22

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CN110649366A (zh) * 2019-09-20 2020-01-03 维沃移动通信有限公司 一种天线和电子设备
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