CN212751152U

CN212751152U - Dual-frequency antenna

Info

Publication number: CN212751152U
Application number: CN202021658226.8U
Authority: CN
Inventors: 赵韵芝
Original assignee: Jiangsu Angeei Electronic Technology Co ltd
Current assignee: Jiangsu Angeei Electronic Technology Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-03-19
Anticipated expiration: 2030-08-11

Abstract

The application discloses dual-band antenna, including the PCB board, its characterized in that: still including setting up first oscillator and a pair of second oscillator at PCB board homonymy, it is a pair of second oscillator symmetry sets up the both sides at first oscillator, it has a plurality of rectangular blocks to establish ties in proper order on the first oscillator, the concave recess that is equipped with on the second oscillator is a pair of the third oscillator is held to the clamp between the second oscillator, first oscillator is connected with the PCB board through first welding point, and is a pair of second oscillator and third oscillator pass through the second welding point and are connected with the PCB board. The dual-frequency antenna utilizes electromagnetic field coupling and impedance matching through the matching of each oscillator structure, improves the bandwidth and the depth of standing waves, improves the radiation efficiency and the gain of the small external and internal dual-frequency antennas, increases the field type radiation coverage range, reduces the size of the multi-frequency-band antenna and reduces the use cost.

Description

Dual-frequency antenna

Technical Field

The application relates to the field of antennas, in particular to a dual-frequency antenna.

Background

The development of the communication industry, the network architecture system is changing day by day, and the requirements for antennas with different frequency bands are increasingly complicated. The complexity of the combined multiband antenna makes the external antenna irregular and miniaturized, thereby making the antenna smaller and smaller.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dual-frenquency antenna to overcome not enough among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

the embodiment of the application discloses dual-band antenna, including the PCB board, its characterized in that: still including setting up first oscillator and a pair of second oscillator at PCB board homonymy, it is a pair of second oscillator symmetry sets up the both sides at first oscillator, it has a plurality of rectangular blocks to establish ties in proper order on the first oscillator, the concave recess that is equipped with on the second oscillator is a pair of the third oscillator is held to the clamp between the second oscillator, first oscillator is connected with the PCB board through first welding point, and is a pair of second oscillator and third oscillator pass through the second welding point and are connected with the PCB board.

Preferably, in the dual band antenna described above, there are three rectangular blocks.

Preferably, in the dual-band antenna, the third element has a rectangular shape.

Preferably, in the dual-band antenna, at least one rectangular block is sandwiched between the pair of second elements.

Preferably, in the dual-band antenna, the third element is provided to face the first element.

Preferably, in the dual-band antenna, the first solder point and the second solder point are disposed opposite to each other.

Compared with the prior art, the utility model has the advantages of:

the dual-frequency antenna utilizes electromagnetic field coupling and impedance matching through the matching of each oscillator structure, improves the bandwidth and the depth of standing waves, improves the radiation efficiency and the gain of the small external and internal dual-frequency antennas, increases the field type radiation coverage range, reduces the size of the multi-frequency-band antenna and reduces the use cost.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present application, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a dual-band antenna according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described in detail below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, the dual-band antenna in this embodiment includes a PCB 1, and further includes a first oscillator 2 and a pair of second oscillators 3 disposed on the same side of the PCB 1, the pair of second oscillators 3 are symmetrically disposed on two sides of the first oscillator 2, the first oscillator 2 is sequentially connected in series with a plurality of rectangular blocks 4, the second oscillator 3 is recessed to form a groove 5, a third oscillator 6 is sandwiched between the pair of second oscillators 3, the first oscillator 2 is connected to the PCB 1 through a first solder joint 7, and the pair of second oscillators 3 and the third oscillator 6 are connected to the PCB 1 through a second solder joint 8.

Further, there are three rectangular blocks 4.

Further, the third vibrator 6 is rectangular.

Further, a rectangular block 4 is sandwiched between the pair of second vibrators 3.

Further, the third vibrator 6 is provided opposite to the first vibrator 2.

Further, the first welding point 7 is arranged opposite to the second welding point 8.

In the technical scheme, the dual-frequency antenna utilizes electromagnetic field coupling and impedance matching through the matching of each oscillator structure, improves the bandwidth and the depth of standing waves, improves the radiation efficiency and the gain of a small external and internal dual-frequency antenna, increases the field type radiation coverage range, reduces the size of a multi-frequency-band antenna and reduces the use cost.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely a detailed description of the present application, and it should be noted that modifications and embellishments could be made by those skilled in the art without departing from the principle of the present application, and these should also be considered as the protection scope of the present application.

Claims

1. A dual-band antenna comprises a PCB board, and is characterized in that: still including setting up first oscillator and a pair of second oscillator at PCB board homonymy, it is a pair of second oscillator symmetry sets up the both sides at first oscillator, it has a plurality of rectangular blocks to establish ties in proper order on the first oscillator, the concave recess that is equipped with on the second oscillator is a pair of the third oscillator is held to the clamp between the second oscillator, first oscillator is connected with the PCB board through first welding point, and is a pair of second oscillator and third oscillator pass through the second welding point and are connected with the PCB board.

2. A dual-band antenna as claimed in claim 1, wherein: the number of the rectangular blocks is three.

3. A dual-band antenna as claimed in claim 1, wherein: the third oscillator is rectangular.

4. A dual-band antenna as claimed in claim 1, wherein: at least one rectangular block is sandwiched between the pair of second vibrators.

5. A dual-band antenna as claimed in claim 1, wherein: the third vibrator is arranged opposite to the first vibrator.

6. A dual-band antenna as claimed in claim 1, wherein: the first welding point and the second welding point are arranged oppositely.