CN112952384A - Antenna assembly and electronic equipment - Google Patents
Antenna assembly and electronic equipment Download PDFInfo
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- CN112952384A CN112952384A CN202110109190.0A CN202110109190A CN112952384A CN 112952384 A CN112952384 A CN 112952384A CN 202110109190 A CN202110109190 A CN 202110109190A CN 112952384 A CN112952384 A CN 112952384A
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- 238000005859 coupling reaction Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
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- 239000004642 Polyimide Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
- H01Q5/28—Arrangements for establishing polarisation or beam width over two or more different wavebands
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
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- 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
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
Abstract
The application discloses antenna module and electronic equipment belongs to antenna technical field, and the antenna module includes: a main board; the base is an insulating part and is arranged on one side of the mainboard, and the base and the mainboard are arranged at intervals; the first radiator is arranged on the base; the second radiator is arranged on the base, the first radiator and the second radiator are arranged at intervals and coupled, and the second radiator is connected with a grounding end on the mainboard; and the feed structure is electrically connected with the first radiator and arranged on the mainboard. In the antenna assembly, an adjustable device is not needed in the antenna assembly, the miniaturization of the antenna is facilitated, the impedance characteristic of the transition resonant frequency of the first radiator and the second radiator can be effectively optimized, the bandwidth is expanded, the frequency band coverage of the antenna is increased, and the performance of the antenna is improved.
Description
Technical Field
The application belongs to the technical field of antennas, and particularly relates to an antenna assembly and electronic equipment.
Background
With the development of the fifth generation mobile communication, the number of antennas and the frequency bands of the antennas required by the 5G mobile terminal are more and more, while the design space of the antennas on the terminal is basically unchanged, the design space occupied by each antenna is relatively smaller and smaller, and the frequency bands required to be carried are more and more. The coverage frequency band of a single antenna is less, in order to meet the requirement that the single antenna supports multiple frequency bands, the conventional method is to realize the multiple frequency band coverage of the antenna by an adjustable device, for example, the antenna is tuned and matched by a switch or a variable capacitor, the introduction of the adjustable device into the antenna often causes performance loss, the occupied space is large, the miniaturization of the antenna is not facilitated, and meanwhile, the cost of the whole antenna is increased.
Disclosure of Invention
The embodiment of the application aims to provide an antenna assembly and electronic equipment, and aims to solve the problems that the coverage frequency range of an antenna is less, performance loss is caused when an adjustable device is introduced into the antenna, and antenna miniaturization is not facilitated.
In order to solve the technical problem, the present application is implemented as follows:
an embodiment of the application provides an antenna assembly, includes:
a main board;
the base is an insulating part and is arranged on one side of the mainboard, and the base and the mainboard are arranged at intervals;
the first radiating body is arranged on the base;
the second radiator is arranged on the base, the first radiator and the second radiator are arranged at intervals and coupled, and the second radiator is connected with a grounding end on the mainboard;
and the feed structure is electrically connected with the first radiator and arranged on the mainboard.
The orthographic projection parts of the first radiator and the second radiator on a first plane are located outside the mainboard, and the first plane is a plane where the mainboard is located.
The base is plate-shaped, and the base and the main board are arranged at intervals.
The first radiator portion is located on one side, close to the motherboard, of the base, and the first radiator extends to one side, far away from the motherboard, of the base.
The first radiator comprises a first radiating arm and a second radiating arm, the first radiating arm is connected with the second radiating arm, the first radiating arm is located on one side, close to the mainboard, of the base, the second radiating arm is located on one side, far away from the mainboard, of the base, and the feed structure is electrically connected with the first radiating arm.
Wherein a slot is arranged on the first radiation arm and/or the second radiation arm.
Wherein the first radiating arm is circular, semicircular, elliptical, semi-elliptical, fan-shaped or polygonal.
The second radiator comprises a third radiating arm and a fourth radiating arm, the third radiating arm is connected with the fourth radiating arm, the third radiating arm is located on one side, far away from the mainboard, of the base, the fourth radiating arm is located on a side vertical face of the base, the grounding end is connected with the third radiating arm, and the side vertical face is a side face formed by the edge of one side surface, far away from the mainboard, of the base and extends to the side face, close to the mainboard, of the side surface of the base.
Wherein the second radiating arm is coupled with the fourth radiating arm.
Wherein an orthographic projection of the third radiation arm on the main plate extends around a circumference of an orthographic projection of the first radiation arm on the main plate.
Wherein, still include: the frame body is a metal piece, the mainboard is arranged on the frame body, and the first radiator is coupled with the frame body.
An embodiment of the present application provides an electronic device including the antenna assembly described in the above embodiment.
An antenna assembly according to an embodiment of the present application includes: a main board; the base is an insulating part and is arranged on one side of the mainboard, and the base and the mainboard are arranged at intervals; the first radiating body is arranged on the base; the second radiator is arranged on the base, the first radiator and the second radiator are arranged at intervals and coupled, and the second radiator is connected with a grounding end on the mainboard; and the feed structure is electrically connected with the first radiator and arranged on the mainboard. In the antenna module of this application, first irradiator with the second irradiator sets up on the mainboard, the feed structure with first irradiator electricity is connected, the feed structure set up in on the mainboard, the second irradiator with earthing terminal on the mainboard is connected, first irradiator with second irradiator interval sets up and the coupling, does not need adjustable device in the antenna module, is favorable to the miniaturization of antenna, can effectively optimize first irradiator with the impedance characteristic of second irradiator transition resonant frequency department expands the bandwidth, increases the frequency channel of antenna and covers, improves the performance of antenna.
Drawings
FIG. 1 is a free-view structural schematic diagram of an antenna assembly in one embodiment of the present application;
FIG. 2 is a side view block diagram of an antenna assembly (base not shown) in one embodiment of the present application;
FIG. 3 is a top view block diagram of an antenna assembly (base not shown) in one embodiment of the present application;
FIG. 4a is a return loss curve of an antenna assembly according to an embodiment of the present application;
FIG. 4b is an efficiency curve of an antenna assembly according to an embodiment of the present application;
FIG. 5 is a free-view structural schematic diagram of an antenna assembly according to another embodiment of the present application;
FIG. 6 is a side view structural view of an antenna assembly (base not shown) in another embodiment of the present application;
FIG. 7a is a return loss curve of an antenna assembly according to another embodiment of the present application;
FIG. 7b is an efficiency curve of an antenna assembly according to another embodiment of the present application;
FIG. 8 is a free-view structural schematic diagram of an antenna assembly of yet another embodiment of the present application;
FIG. 9 is a side view structural view of an antenna assembly (base not shown) in accordance with yet another embodiment of the present application;
FIG. 10a is a return loss curve of an antenna assembly in yet another embodiment of the present application;
fig. 10b is an efficiency curve of an antenna assembly according to yet another embodiment of the present application.
Reference numerals
A main board 10;
a base 20; a headroom region 21;
a first radiator 30; a first radiation arm 31; a second radiating arm 32; a slot 33;
a second radiator 40; a third radiation arm 41; a fourth radiating arm 42;
a feed structure 50;
and a ground terminal 51.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or described herein. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
The antenna assembly provided by the embodiment of the present application is described in detail with reference to fig. 1 to 10b through specific embodiments and application scenarios thereof.
As shown in fig. 1 and fig. 2, an antenna assembly according to an embodiment of the present invention includes a main board 10, a base 20, a first radiator 30, a second radiator 40, and a feeding structure 50, wherein the main board 10 may be a Printed Circuit board, and the base 20 is an insulating member, for example, the base 20 may be one or more combinations of an LDS (LDS is a modified plastic containing an organic metal compound), a Flexible Printed Circuit (FPC) material, a plastic POLYMER (LCP, also called a LIQUID CRYSTAL POLYMER) material, or a Low Temperature Co-fired Ceramic (LTCC) material, where the FPC material uses polyimide or a polyester film as a main substrate. The base 20 is disposed on one side of the motherboard 10, the base 20 and the motherboard 10 are disposed at an interval, the base 20 may be connected to one side of the motherboard 10, the first radiator 30 is disposed on the base 20, the second radiator 40 is disposed on the base 20, the first radiator 30 and the second radiator 40 may be metal pieces, the base 20 and the motherboard 10 are disposed at an interval, so that the first radiator 30, the second radiator 40 and the motherboard 10 on the base 20 are spaced apart, and the influence of the motherboard 10 on the radiation performance of the first radiator 30 and the second radiator 40 is reduced, the first radiator 30 and the second radiator 40 are disposed at an interval and coupled, the second radiator 40 is connected to a ground terminal on the motherboard 10, the base 20 may be disposed with a through hole, and the second radiator 40 and the ground terminal on the motherboard 10 may be connected by a connector penetrating through the through hole; the feed structure 50 is electrically connected to the first radiator 30, the feed structure 50 is disposed on the board 10, the feed structure 50 may be connected to the first radiator 30 through an electrical connection structure passing through a through hole on the substrate 20, the first radiator 30 may be fed through the feed structure 50, so that the first radiator 30 radiates signals, and the coupling between the first radiator 30 and the second radiator 40 may increase a radiated frequency band.
The second radiator 40 may be a parasitic stub, which may correspond to a resonance of the lowest frequency, the first radiator 30 may be a wideband monopole antenna, and the first radiator 30 may be a tapered structure, which constructs a multi-current mode to cover a high frequency portion. The second radiator 40 also tunes the impedance of the lower frequency of the first radiator 30. In the antenna assembly of the present application, an adjustable device is not required, the coverage of the antenna broadband is realized with an antenna volume as small as possible, the miniaturization of the antenna is facilitated, the impedance characteristic at the transition resonant frequency of the first radiator 30 and the second radiator 40 can be effectively optimized, the bandwidth is expanded, the frequency band coverage of the antenna is increased, and the performance of the antenna is improved.
In some embodiments of the present application, as shown in fig. 3, an orthographic projection of the first radiator 30 and the second radiator 40 on a first plane is located outside the motherboard 10, and the first plane is a plane where the motherboard 10 is located, that is, the first radiator 30 and the second radiator 40 partially extend out of the motherboard 10, and the first radiator 30 and the second radiator 40 are located on the clearance area 21, where a specific extending length may be selected according to a width of the actually required clearance area, for example, a width of the clearance area 21 in the x direction may be 1.6-2mm, for example, 1.6mm, and the clearance area is increased, which is favorable for radiation of the antenna. The orthogonal projection of part of the base 20 on the plane of the motherboard 10 is located outside the motherboard 10, and may form a clearance area 21 of the antenna, and the first radiator 30 and the second radiator 40 may be partially routed on the clearance area 21. In fig. 3, the dimension x1 is 5.8mm, the clearance area 21 may have a dimension x2 of 1.6mm, the dimension y1 is 6.75mm, the thickness of the base 20 in the z direction may be greater than 0.5mm, such as 1mm or 3mm, and the overall dimension is small.
As shown in fig. 1, the first radiator 30 may start from the inner side of the base 20, run to the clearance area 21, and run to the outer side of the base 20 along the side elevation of the base 20; the first radiator 30 trace may start from the outer side of the base 20, trace to the clearance area 21, and trace to the inner side of the base 20 along the side elevation of the base 20; the second radiator 40 can start from the outer side of the substrate 20, run to the clearance area 21, and run along the side of the substrate 20, and its end can be located at the clearance area 21, which is favorable for radiation. The routing of the radiator extends along the side face of the base, so that the occupied space is reduced, the volume of the antenna is reduced, and the routing part is located in the clearance area 21, so that the radiation performance is improved. The clearance area 21 may be an area formed by an orthographic projection of a side elevation of the substrate 20 (or a trace of the first radiator 30 on the side elevation of the substrate 20) on a plane where the motherboard 10 is located and an edge of the motherboard 10.
In the embodiment of the present application, the base 20 is plate-shaped, the base 20 and the main plate 10 are disposed at an interval, and the base 20 and the main plate 10 may be parallel. The thickness of the base 20 is 0.5mm to 1mm, the vertical distance from the inner side surface of the base 20 (the side surface close to the motherboard 10) to the motherboard 10 may be greater than 1.5mm, and optionally, the vertical distance from the inner side surface of the base 20 to the motherboard 10 may be not less than 2mm, for example, 2mm, so as to reduce the influence of the motherboard 10 on the radiation performance of the first radiator 30 and the second radiator 40.
In some embodiments, the first radiator 30 may be a gradient structure, such as a circle, an ellipse, a fan, a polygon (e.g., trapezoid, equilateral polygon), or a pattern modified by an overlapping combination or trimming of the above pattern structures, so as to construct a multi-current pattern to cover the high frequency portion and enhance the radiation performance.
In the embodiment of the present application, the first radiator 30 is partially located on one side of the substrate 20 close to the motherboard 10, and the first radiator 30 extends to one side of the substrate 20 far from the motherboard 10 (i.e., the outer side of the substrate 20), and the first radiator 30 extends on the upper side (the outer side of the substrate 20) and the lower side (the inner side of the substrate 20) of the substrate 20, which is beneficial to reducing the volume of the first radiator 30 and the occupied space.
In the embodiment of the present application, the first radiator 30 includes a first radiation arm 31 and a second radiation arm 32, the first radiation arm 31 is connected to the second radiation arm 32, the first radiation arm 31 and the second radiation arm 32 may be bent sheets, the first radiation arm 31 is located on one side of the base 20 close to the motherboard 10, the second radiation arm 32 is located on one side of the base 20 away from the motherboard 10, the feeding structure 50 is electrically connected to the first radiation arm 31, signals are fed to the first radiation arm 31 and the second radiation arm 32 through the feeding structure 50, and the first radiation arm 31 and the second radiation arm 32 are conveniently disposed on the base 20, which is beneficial to reducing the size and improving the radiation performance. Wherein at least a portion of the second radiating arm 32 may be located in the clearance area 21 to improve radiation performance.
In some embodiments, the slot 33 is disposed on the first radiation arm 31 and/or the second radiation arm 32, for example, the slot 33 is disposed on the first radiation arm 31, the shape and size of the slot 33 can be selected according to practical requirements, for example, the slot 33 is rectangular or trapezoidal, one or more slots 33 can be disposed on the first radiation arm 31, a plurality of slots 33 can be disposed at intervals along the edge of the first radiation arm 31, the slots can be uniformly and symmetrically disposed, the first radiation arm 31 can be trapezoidal, and one slot 33 can be disposed on each of two oblique sides of the first radiation arm 31. The second radiating arm 32 may be provided with a slot 33, for example, the second radiating arm 32 may be provided with a T-shaped slot 33, and the slot 33 may serve to tune impedance, thereby reducing the volume of the antenna.
The first radiator 30 can use a gradual change pattern, and the slot 33 modifies the impedance characteristic, so that the antenna has relatively many pattern components, and the bandwidth of each pattern is very wide, and finally the whole antenna bandwidth is expanded in a large range, and the efficiency is relatively balanced, and the characteristic of the continuous broadband can make the antenna have very high performance consistency, and can effectively resist the frequency offset effect brought by various tolerances.
Alternatively, the first radiation arm 31 is circular, semicircular, elliptical, semi-elliptical, fan-shaped, or polygonal so as to construct a multi-current mode to cover a high frequency portion, enhancing radiation performance.
In an embodiment of the present application, the second radiator 40 includes a third radiation arm 41 and a fourth radiation arm 42, the third radiation arm 41 is connected to the fourth radiation arm 42, the third radiation arm 41 and the fourth radiation arm 42 may be L-shaped, the third radiation arm 41 is located on a side of the base 20 away from the motherboard 10, the fourth radiation arm 42 is located on a side elevation of the base 20 (for example, the side elevation of the base 20 is an elevation located between an inner side surface and an outer side surface of the base 20, and the side elevation may be perpendicular to the inner side surface), and the side elevation may be a side surface formed by extending from an edge of a side surface of the base 20 away from the motherboard 10 to an edge of a side surface of the base 20 close to the motherboard 10. The fourth radiating arm 42 may be located in the clearance area 21 to facilitate radiation, the ground terminal 51 is connected to the third radiating arm 41, and an end of the fourth radiating arm 42 away from the end of the third radiating arm 41 may face the first radiating arm 30, for example, an end of the fourth radiating arm 42 away from the end of the third radiating arm 41 may face the second radiating arm 32, which facilitates coupling between the first radiating arm 30 and the second radiating arm 40.
In some embodiments, the second radiating arm 32 is coupled to the fourth radiating arm 42, and the coupling of the second radiating arm 32 to the fourth radiating arm 42 can increase the frequency range of radiation, thereby improving radiation performance.
In some embodiments, the orthographic projection of the third radiating arm 41 on the motherboard 10 extends around the circumference of the orthographic projection of the first radiating arm 31 on the motherboard 10, which is beneficial for coupling the first radiator 30 and the second radiator 40, and increases the radiation frequency band of the antenna. The first radiator 30 is folded in a 3D three-dimensional space, the second radiator 40 extends and runs around the first radiator 30, the size of the antenna is effectively compressed, the length, the width and the height of the antenna can be less than 0.1 wavelength of the lowest working frequency, and the small size and the characteristic of the antenna can more effectively utilize the good clearance environment of the side of a device (such as a mobile phone), so that more antennas can be extruded by the side with the same length.
In the embodiment of the present application, the antenna assembly further includes a frame, where the frame may be a frame of an electronic device (e.g., a mobile phone), and the frame is a metal part, for example, in a metal ring mobile phone, a metal frame (corresponding to the frame) on a side edge, the main board 10 is disposed on the frame, the first radiator 30 is coupled with the frame, and through coupling between the first radiator 30 and the frame, radiation can be enhanced, a broadband antenna with secondary radiation is obtained, and a frequency band covered by the broadband antenna is improved.
In practical application, the specific shapes and sizes of the first radiator 30 and the second radiator 40 can be selected according to needs, and some other miniaturized wideband antenna designs can also use the design of the present application, for example, the antenna sizes can be scaled in equal proportion to achieve other frequency band coverage; or by modifying the size and shape of the local antenna, for example, by forming a plurality of slots on the first radiator 30, forming slots at different positions, for example, by changing the length of the second radiator 40, or by adding additional parasitic radiation branches, to achieve the purpose of covering other frequency bands.
The performance test is carried out on the antenna component in the embodiment of the application, and the return loss S11< -5dB bandwidth of the antenna component in the application can cover 3.4GHz-19.6 GHz. The performance of the antenna assembly shown in fig. 1 to 3 was tested, the size x y z of the antenna being 5.8mm 6.75mm 3mm (corresponding to 0.0657 λ 0.0765 λ 0.034 λ, λ being 3.4GHz corresponding to free space wavelength), and the specific test results are shown in fig. 4a and 4b, see fig. 4a, where the-5 dB return loss bandwidth of the antenna covers a wide band of 3.4-19.6GHz, and covers a larger number of frequency bands; referring to fig. 4b, the solid line a is the radiation efficiency, the dashed line b is the total efficiency, except that the total efficiency of 3.4GHz-3.5GHz is less than-2 dB, the efficiency of the rest frequencies is greater than-2 dB, and the overall efficiency is higher. Referring to fig. 5 and 6, the antenna assembly differs from the antenna assemblies shown in fig. 1 to 3 in that: the first radiator 30 is substantially elliptical, and is slightly modified on the basis of the elliptical shape, one end of the major axis of the ellipse is partially cut off, and the portion of the second radiation arm 32 on the outer side surface of the base 20 is more than that in fig. 1. The test results of the antenna assembly in fig. 5 and 6 are shown in fig. 7a and 7b, and referring to fig. 7a, the-5 dB return loss bandwidth of the antenna covers the wide band of 3.4-14.36GHz, and the coverage frequency is more; referring to FIG. 7b, the solid line c is the radiation efficiency, the dotted line d is the total efficiency, the total efficiency of 3.4GHz-14.36GHz is greater than-3 dB, and the overall efficiency is high. Referring to fig. 8 and 9, the first radiator 30 is routed from the outer side of the substrate 20, and is routed to the edge of the substrate 20 and extends to the inner side of the substrate 20 along the side vertical surface of the substrate 20, and a portion of the first radiator located on the outer side of the substrate 20 is more, and a portion of the first radiator located on the outer side of the substrate 20 is electrically connected to the ground terminal 51. The test results of the antenna assembly in fig. 8 and 9 are shown in fig. 10a and 10b, and referring to fig. 10a, the-5 dB return loss bandwidth of the antenna covers the wide band of 3.4GHz-14.24GHz, and the coverage frequency is more; referring to FIG. 10b, the solid line e is the radiation efficiency, the dashed line f is the total efficiency, the total efficiency of 3.4GHz-14.24GHz is greater than-3 dB, and the total efficiency is high.
An embodiment of the present application provides an electronic device including the antenna assembly in the above embodiments. The electronic equipment with the antenna assembly in the embodiment is beneficial to miniaturization design, the coverage frequency range of the antenna performance is wide, and the antenna performance is good.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. An antenna assembly, comprising:
a main board;
the base is an insulating part and is arranged on one side of the mainboard, and the base and the mainboard are arranged at intervals;
the first radiating body is arranged on the base;
the second radiator is arranged on the base, the first radiator and the second radiator are arranged at intervals and coupled, and the second radiator is connected with a grounding end on the mainboard;
and the feed structure is electrically connected with the first radiator and arranged on the mainboard.
2. The antenna assembly of claim 1, wherein an orthographic projection of the first radiator and the second radiator on a first plane is located outside the motherboard, and the first plane is a plane of the motherboard.
3. The antenna assembly of claim 1, wherein the first radiator portion is located on a side of the base proximate to the motherboard and the first radiator portion extends to a side of the base distal from the motherboard.
4. The antenna assembly of claim 1, wherein the first radiator comprises a first radiating arm and a second radiating arm, the first radiating arm and the second radiating arm being connected, the first radiating arm being located on a side of the base near the motherboard, the second radiating arm being located on a side of the base away from the motherboard, the feed structure being electrically connected to the first radiating arm.
5. The antenna assembly of claim 4, wherein a slot is provided on the first radiating arm and/or the second radiating arm.
6. The antenna assembly of claim 4, wherein the second radiator comprises a third radiating arm and a fourth radiating arm, the third radiating arm and the fourth radiating arm are connected, the third radiating arm is located on one side of the base away from the motherboard, the fourth radiating arm is located on a side elevation of the base, the ground terminal is connected with the third radiating arm, and the side elevation is a side surface formed by extending from an edge of one side surface of the base away from the motherboard to an edge of one side surface of the base close to the motherboard.
7. The antenna assembly of claim 6, wherein the second radiating arm is coupled to the fourth radiating arm.
8. The antenna assembly of claim 6, wherein an orthographic projection of the third radiating arm on the main board extends around a circumference of an orthographic projection of the first radiating arm on the main board.
9. The antenna assembly of claim 1, further comprising:
the frame body is a metal piece, the mainboard is arranged on the frame body, and the first radiator is coupled with the frame body.
10. An electronic device, comprising an antenna assembly according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110109190.0A CN112952384B (en) | 2021-01-27 | 2021-01-27 | Antenna assembly and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110109190.0A CN112952384B (en) | 2021-01-27 | 2021-01-27 | Antenna assembly and electronic equipment |
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| Publication Number | Publication Date |
|---|---|
| CN112952384A true CN112952384A (en) | 2021-06-11 |
| CN112952384B CN112952384B (en) | 2023-12-29 |
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| CN202110109190.0A Active CN112952384B (en) | 2021-01-27 | 2021-01-27 | Antenna assembly and electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN112952384B (en) | 2023-12-29 |
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