CN220527191U - Antenna and electronic equipment - Google Patents
Antenna and electronic equipment Download PDFInfo
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- CN220527191U CN220527191U CN202322181259.8U CN202322181259U CN220527191U CN 220527191 U CN220527191 U CN 220527191U CN 202322181259 U CN202322181259 U CN 202322181259U CN 220527191 U CN220527191 U CN 220527191U
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- 230000005855 radiation Effects 0.000 claims abstract description 77
- 230000003014 reinforcing effect Effects 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
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Abstract
The utility model provides an antenna and an electronic device, wherein the antenna comprises: a main antenna and an auxiliary antenna. The main antenna comprises a first high-frequency radiation branch, a first feed point is arranged on the first high-frequency radiation branch, a first short loop is formed on one side of the first feed point, a second short loop is formed on the other side of the first feed point, the first short loop and the second short loop form a first large loop, and the first feed point is connected with the first large loop through a first feed wire; the auxiliary antenna comprises a second high-frequency radiation branch knot, a second feed point is arranged on the second high-frequency radiation branch knot, a third short loop is formed on one side of the second feed point, a fourth short loop is formed on the other side of the second feed point, the third short loop and the fourth short loop form a second large loop, and the second feed point is connected with the second large loop through a second feed wire. The antenna is designed into a double short loop structure, and the structural strength of the antenna can be enhanced under the condition that a reinforcing plate is not adopted.
Description
Technical Field
The present utility model relates to the field of antenna structures, and in particular, to an antenna and an electronic device.
Background
For MASW (Metal Antenna with Shielding Wall) antennas, namely metal antennas with shielding walls, in order to ensure the working performance of the antennas and the strength of the antenna body, a reinforcing plate needs to be arranged at the position of the antenna body. The arrangement of the reinforcing plate can affect the yield of the antenna due to the fact that the reinforcing plate is not attached in place, and the production cost of the antenna can be increased.
Disclosure of Invention
The embodiment of the utility model aims to provide an antenna and electronic equipment, which are used for solving the problems of low antenna yield and high production cost caused by the arrangement of a reinforcing plate in the prior art.
The embodiment of the utility model adopts the following technical scheme: an antenna, comprising:
the main antenna comprises a first high-frequency radiation branch, a first feed point is arranged on the first high-frequency radiation branch, a first short circuit is formed on one side of the first feed point, a second short circuit is formed on the other side of the first feed point, the first short circuit and the second short circuit form a first large loop, and the first feed point is connected with the first large loop through a first feed wire;
the auxiliary antenna comprises a second high-frequency radiation branch knot, a second feed point is arranged on the second high-frequency radiation branch knot, a third short loop is formed on one side of the second feed point, a fourth short loop is formed on the other side of the second feed point, the third short loop and the fourth short loop form a second large loop, and the second feed point is connected with the second large loop through a second feed wire.
In some embodiments, the first short loop is arranged in an S-shaped curve, the first short loop including at least a first outer protrusion protruding outward of the main antenna in a first direction and a first recess protruding inward of the main antenna in a second direction, the second direction being opposite to the first direction.
In some embodiments, the second short loop includes at least a second recess protruding inward of the main antenna in a third direction, the third direction being perpendicular to the first direction.
In some embodiments, the third short circuit comprises at least a straight portion arranged along the third direction.
In some embodiments, the fourth short loop includes at least a third recess protruding inward of the auxiliary antenna in the third direction.
In some embodiments, the antenna further comprises:
one end of the main low-frequency radiation branch is connected with the second short circuit, the other end of the main low-frequency radiation branch extends to the side where the first short circuit is located, and the other end of the main low-frequency radiation branch is a free end;
the auxiliary low-frequency radiation branch knot is characterized in that one end of the auxiliary low-frequency radiation branch knot is connected with the fourth short loop, the other end of the auxiliary low-frequency radiation branch knot extends to one side where the third short loop is located, and the other end of the auxiliary low-frequency radiation branch knot is a free end.
In some embodiments, a portion of the primary low frequency radiation branch is bent in a direction perpendicular to a plane in which the first high frequency radiation branch is located;
and a part of the auxiliary low-frequency radiation branch is bent towards a direction perpendicular to the plane where the second high-frequency radiation branch is located.
In some embodiments, the primary low frequency radiation pattern includes at least a fourth depression protruding toward the first short circuit;
the auxiliary low-frequency radiation branch comprises at least a fifth concave part protruding towards the third short circuit.
The embodiment of the utility model also discloses electronic equipment which comprises a display end and a system end, and the electronic equipment further comprises the antenna according to any one of the above embodiments.
In some embodiments, the main antenna and the auxiliary antenna are mounted at the system end, and one end of the main antenna provided with a first short loop is opposite to one end of the auxiliary antenna provided with a fourth short loop.
The embodiment of the utility model has the beneficial effects that:
the antenna is designed into a double short circuit structure, and the feed point is arranged in a large loop circuit formed by the double short circuits, so that the structural strength of the antenna can be enhanced under the condition that the reinforcing plate is not adopted, and the problems of low yield and high production cost of the antenna caused by the arrangement of the reinforcing plate are avoided.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the related art, the drawings that are required to be used in the embodiments or the related technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings can be obtained according to the drawings without inventive effort for those skilled in the art.
Fig. 1 is a schematic structural diagram of a main antenna of the present utility model.
Fig. 2 is a schematic structural diagram of an auxiliary antenna according to the present utility model.
Fig. 3 is a schematic view of another angle of the main antenna of the present utility model.
Fig. 4 is a schematic view of another angle of the auxiliary antenna of the present utility model.
Fig. 5 is a schematic diagram of an echo loss curve according to the present utility model.
Fig. 6 is a schematic diagram of a radiation efficiency curve of the antenna of the present utility model.
Reference numerals: 1. a main antenna; 2. an auxiliary antenna; 3. a first feeding point; 4. a first short circuit; 5. a second short circuit; 6. a second feeding point; 7. a third short circuit; 8. a fourth short circuit; 9. a first outer flange; 10. a first concave portion; 11. a second concave portion; 12. a straight line portion; 13. a third recess; 14. a main low frequency radiation branch; 15. auxiliary low-frequency radiation branches; 16. a fourth concave portion; 17. and a fifth concave portion.
Detailed Description
Various aspects and features of the present utility model are described herein with reference to the accompanying drawings.
It should be understood that various modifications may be made to the embodiments of the application herein. Therefore, the above description should not be taken as limiting, but merely as exemplification of the embodiments. Other modifications within the scope and spirit of the utility model will occur to persons of ordinary skill in the art.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and, together with a general description of the utility model given above, and the detailed description of the embodiments given below, serve to explain the principles of the utility model.
These and other characteristics of the utility model will become apparent from the following description of a preferred form of embodiment, given as a non-limiting example, with reference to the accompanying drawings.
It is also to be understood that, although the utility model has been described with reference to some specific examples, a person skilled in the art will certainly be able to achieve many other equivalent forms of the utility model, having the characteristics as set forth in the foregoing summary of the utility model and hence all coming within the field of protection defined thereby.
The above and other aspects, features and advantages of the present utility model will become more apparent in light of the following detailed description when taken in conjunction with the accompanying drawings.
Specific embodiments of the present utility model will be described hereinafter with reference to the accompanying drawings; however, it is to be understood that the disclosed embodiments are merely exemplary of the utility model, which can be embodied in various forms. Well-known and/or repeated functions and constructions are not described in detail to avoid obscuring the utility model in unnecessary or unnecessary detail. Therefore, specific structural and functional details disclosed herein are not intended to be limiting, but merely as a basis for the "summary of the utility model" and as a representative basis for teaching one skilled in the art to variously employ the present utility model in virtually any appropriately detailed structure.
The specification may use the word "in one embodiment," "in another embodiment," "in yet another embodiment," or "in other embodiments," which may each refer to one or more of the same or different embodiments in accordance with the utility model.
In order to solve the problems that the reinforcing plate needs to be designed for the antenna in the background technology, and the arrangement of the reinforcing plate can bring about low yield and high production cost of the antenna, the utility model discloses an antenna which is applied to electronic equipment such as a notebook computer and the like.
Referring to fig. 1 and 2, a MAIN antenna 1 (MAIN antenna) and an auxiliary antenna 2 (AUX antenna) are provided on an electronic device, the antennas include the MAIN antenna 1 and the auxiliary antenna 2 provided on the electronic device, and the MAIN antenna 1 and the auxiliary antenna 2 are both provided in a double short loop structure. As one of the embodiments, the main antenna 1 and the auxiliary antenna 2 each adopt a double short loop structure, but the specific structural forms of the main antenna 1 and the auxiliary antenna 2 are different. The present utility model will be described by taking a case where the specific configurations of the main antenna 1 and the auxiliary antenna 2 are different.
Wherein, in combination with fig. 1 and 3, the main antenna 1 comprises a first high frequency radiation branch, on which a first feed point 3 is arranged. The first high-frequency radiation branch refers to that when the first feed point 3 feeds in a corresponding energy signal, the first high-frequency radiation branch radiates a high-frequency electromagnetic wave signal. The coverage of the high frequency may be set according to the requirements of the electronic device. A first short circuit 4 is formed at one side of the first feeding point 3, and a second short circuit 5 is formed at the other side of the first feeding point 3, i.e., the first feeding point 3 is located at a position between the first short circuit 4 and the second short circuit 5. The first short circuit 4 and the second short circuit 5 form a first large loop, and the first feeding point 3 is connected with the first large loop through a first feeding wire to complete the feeding of radio frequency energy.
Referring to fig. 2 and 4, the auxiliary antenna 2 includes a second high-frequency radiation branch on which a second feeding point 6 is provided. Similarly, the second high-frequency radiation branch refers to that when the second feeding point 6 feeds in a corresponding signal, the second high-frequency radiation branch radiates a high-frequency electromagnetic wave signal. A third short circuit 7 is formed at one side of the second feeding point 6 and a fourth short circuit 8 is formed at the other side of the second feeding point 6, i.e. the second feeding point 6 is located between the third short circuit 7 and the fourth short circuit 8. The third short circuit 7 and the fourth short circuit 8 form a second large loop, and the second feeding point 6 is connected with the second large loop through a second feeding wire so as to complete the feeding of radio frequency energy.
The antenna is designed into a double short circuit structure, and the feed points are arranged in a large loop circuit formed by the double short circuits, namely, one short circuit is respectively arranged at two sides of the feed points, so that the structural strength of the antenna is enhanced under the condition that the reinforcing plate is not adopted, and the problems of low yield and high production of the antenna caused by the arrangement of the reinforcing plate are avoided.
In some embodiments, the first short circuit 4 is arranged in an S-curve, the first short circuit 4 comprising at least a first outer protrusion 9 protruding towards the outside of the main antenna 1 in a first direction and a first recess 10 protruding towards the inside of the main antenna 1 in a second direction, the second direction being opposite to the first direction.
The number of the first outer protrusions 9 and the first recesses 10 may be one or a plurality of each. The first outer protruding part 9 and the first concave part 10 can be arranged at intervals, so that the length of the first high-frequency radiation branch knot is shortened as much as possible, and the structural strength of the antenna is improved.
In some embodiments, the second short loop 5 comprises at least a second recess 11 protruding towards the inside of the main antenna 1 in a third direction, perpendicular to the first direction.
The second concave portion 11 in the second short circuit 5 is concave toward the inner side of the main antenna 1 to shorten the length of the first high frequency radiation branch and improve the structural strength of the main antenna 1.
In some embodiments, the third short circuit 7 comprises at least a straight portion 12 arranged along the third direction. The fourth short circuit 8 comprises at least a third recess 13 protruding towards the inside of the auxiliary antenna 2 in the third direction. The third concave portion 13 protrudes toward the inner side of the auxiliary antenna 2 to shorten the length of the second high-frequency radiation branch and improve the structural strength of the auxiliary antenna 2.
In some embodiments, the antenna further comprises a main low frequency radiation branch 14 and an auxiliary low frequency radiation branch 15. The main low frequency radiation branch 14 and the auxiliary low frequency radiation branch 15 refer to that when the corresponding feeding points feed corresponding energy signals, the main low frequency radiation branch 14 and the auxiliary low frequency radiation branch 15 radiate corresponding low frequency electromagnetic wave signals respectively.
One end of the main low frequency radiation branch 14 is connected to the second short circuit 5, and the main low frequency radiation branch 14 may be integrally formed with the first high frequency radiation branch. The other end of the main low frequency radiation branch 14 extends to the side where the first short circuit 4 is located, and the other end of the main low frequency radiation branch 14 is a free end. The length of the main low frequency radiation branch 14 may be the same as the length of the first high frequency radiation branch.
One end of the auxiliary low frequency radiation branch 15 is connected to the fourth short circuit 8, and the auxiliary low frequency radiation branch 15 may be formed integrally with the second high frequency radiation branch. The other end of the auxiliary low-frequency radiation branch 15 extends to the side where the third short circuit 7 is located, and the other end of the auxiliary low-frequency radiation branch 15 is a free end. The length of the auxiliary low frequency radiation branch 15 may be the same as the length of the second high frequency radiation branch.
In some embodiments, a portion of the primary low frequency radiating branch 14 is bent in a direction perpendicular to the plane of the first high frequency radiating branch.
A portion of the auxiliary low frequency radiating branch 15 is bent in a direction perpendicular to the plane of the second high frequency radiating branch.
The bent main low frequency radiation branch 14 and auxiliary low frequency radiation branch 15 increase the radiation areas of the main antenna 1 and the auxiliary antenna 2, respectively, and simultaneously generate double-sided radiation for improving the performance of the antenna.
The main low-frequency radiation branch 14 at least comprises a fourth concave part 16 protruding towards the first short circuit 4, and the number of the fourth concave parts 16 can be one or a plurality of; so that the length of the main low frequency radiation branch 14 is shortened, the structural strength of the main antenna 1 is improved, and the miniaturization of the antenna is realized.
The auxiliary low-frequency radiation branch 15 at least comprises a fifth concave part 17 protruding to the third short circuit 7, and the number of the fifth concave parts 17 can be one or a plurality of; so that the length of the auxiliary low frequency radiation branch 15 is shortened, the structural strength of the auxiliary antenna 2 is improved, and the miniaturization of the antenna is realized.
In order to verify the performance of the antenna, based on a CST (three-dimensional electromagnetic field simulation software) simulation environment, the antenna with double short loops for enhancing the structural strength of the antenna is adopted on a notebook computer, a main port and an auxiliary port are respectively and correspondingly arranged on a main antenna 1 and an auxiliary antenna 2 of the notebook computer, data induction can be realized between the two ports, and the simulation performance is shown in fig. 5 to 6.
The three curves from bottom to top in fig. 5 are curves S2,1, S1,1 and S2,2 in this order. Wherein, the curve S2,1 is the return loss of the signal transmitted from the main port when the auxiliary port receives, and the smaller the return loss is, the better the isolation of the two ports is. Curves S1,1 are the signal strengths reflected back from the main port, with a smaller return loss indicating a greater proportion of the signal transmitted (incident) onto the antenna. Curves S2,2 are the signal strengths reflected back from the auxiliary ports, with a smaller return loss indicating a greater proportion of the signal being transmitted (incident) onto the antenna.
Fig. 6 shows the radiation efficiency of the main antenna 1 and the auxiliary antenna 2, respectively, and it can be seen from the figure that the average radiation efficiency is above-4.5 dB.
The antenna improves the structural strength of the antenna and meets the performance requirement of the antenna.
The embodiment of the utility model also discloses electronic equipment which comprises a display end and a system end, and the antenna according to any one of the above embodiments. The antenna comprises a main antenna 1 and an auxiliary antenna 2.
The main antenna 1 and the auxiliary antenna 2 may have different structures or the same structure.
In some embodiments, the main antenna 1 and the auxiliary antenna 2 are installed at the system end, and the end of the main antenna 1 where the first short circuit 4 is disposed is opposite to the end of the auxiliary antenna 2 where the fourth short circuit 8 is disposed.
While various embodiments of the present utility model have been described in detail, the present utility model is not limited to these specific embodiments, and various modifications and embodiments can be made by those skilled in the art on the basis of the inventive concept, and these modifications and modifications should be included in the scope of the claimed utility model.
Claims (10)
1. An antenna, comprising:
the main antenna comprises a first high-frequency radiation branch, a first feed point is arranged on the first high-frequency radiation branch, a first short circuit is formed on one side of the first feed point, a second short circuit is formed on the other side of the first feed point, the first short circuit and the second short circuit form a first large loop, and the first feed point is connected with the first large loop through a first feed wire;
the auxiliary antenna comprises a second high-frequency radiation branch knot, a second feed point is arranged on the second high-frequency radiation branch knot, a third short loop is formed on one side of the second feed point, a fourth short loop is formed on the other side of the second feed point, the third short loop and the fourth short loop form a second large loop, and the second feed point is connected with the second large loop through a second feed wire.
2. The antenna of claim 1, wherein the first short loop is arranged in an S-curve, the first short loop comprising at least a first outer protrusion protruding outward of the main antenna in a first direction and a first recess protruding inward of the main antenna in a second direction, the second direction being opposite to the first direction.
3. The antenna of claim 2, wherein the second short loop includes at least a second recess protruding inward of the main antenna in a third direction, the third direction being perpendicular to the first direction.
4. An antenna according to claim 3, characterized in that the third short loop comprises at least a straight portion arranged along the third direction.
5. The antenna of claim 4, wherein the fourth short loop includes at least a third recess protruding inward of the auxiliary antenna in the third direction.
6. The antenna of claim 1, wherein the antenna further comprises:
one end of the main low-frequency radiation branch is connected with the second short circuit, the other end of the main low-frequency radiation branch extends to the side where the first short circuit is located, and the other end of the main low-frequency radiation branch is a free end;
the auxiliary low-frequency radiation branch knot is characterized in that one end of the auxiliary low-frequency radiation branch knot is connected with the fourth short loop, the other end of the auxiliary low-frequency radiation branch knot extends to one side where the third short loop is located, and the other end of the auxiliary low-frequency radiation branch knot is a free end.
7. The antenna of claim 6, wherein a portion of the primary low frequency radiating branch is bent in a direction perpendicular to a plane in which the first high frequency radiating branch is located;
and a part of the auxiliary low-frequency radiation branch is bent towards a direction perpendicular to the plane where the second high-frequency radiation branch is located.
8. The antenna of claim 6, wherein the main low frequency radiating stub includes at least a fourth recess protruding toward the first short loop;
the auxiliary low-frequency radiation branch comprises at least a fifth concave part protruding towards the third short circuit.
9. An electronic device comprising a display side and a system side, characterized in that the electronic device further comprises an antenna according to any of claims 1 to 8.
10. The electronic device of claim 9, wherein the main antenna and the auxiliary antenna are mounted at the system end, and wherein an end of the main antenna where the first short loop is disposed is directly opposite to an end of the auxiliary antenna where the fourth short loop is disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322181259.8U CN220527191U (en) | 2023-08-14 | 2023-08-14 | Antenna and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322181259.8U CN220527191U (en) | 2023-08-14 | 2023-08-14 | Antenna and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220527191U true CN220527191U (en) | 2024-02-23 |
Family
ID=89937543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322181259.8U Active CN220527191U (en) | 2023-08-14 | 2023-08-14 | Antenna and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220527191U (en) |
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2023
- 2023-08-14 CN CN202322181259.8U patent/CN220527191U/en active Active
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