CN206992302U

CN206992302U - Efficiently built-in PCB antenna

Info

Publication number: CN206992302U
Application number: CN201721032062.6U
Authority: CN
Inventors: 不公告发明人
Original assignee: Jiangsu Hi Tech Electronic Technology Co Ltd
Current assignee: Jiangsu Hi Tech Electronic Technology Co Ltd
Priority date: 2017-08-17
Filing date: 2017-08-17
Publication date: 2018-02-09
Anticipated expiration: 2027-08-17

Abstract

This application discloses a kind of efficiently built-in PCB antenna.The efficiently built-in PCB antenna, including pcb board and antenna loop, the antenna loop includes radiation cabling and ground cabling, and radiation cabling and the ground cabling is respectively placed in the pcb board, radiation cabling and the ground cabling be arranged in parallel, is connected with each other between the radiation cabling and ground cabling.The efficiently built-in PCB antenna has the characteristics of compact-sized, need not both increase appearance and size and the inner space of wireless device, it is not required that increase the radiant power of equipment, so as to reduce the development cost of terminal device, and improve the usage experience of terminal client.

Description

Efficiently built-in PCB antenna

Technical field

The application is related to wireless signal field, more particularly to a kind of efficiently built-in PCB antenna.

Background technology

With the development of science and technology, the overall dimensions of the wireless terminal device such as router are less and less so that external antenna Miniaturization and randomization therewith, it thus also result in antenna and use space less and less, because antenna uses space increasingly It is small, cause the radiation efficiency of traditional antenna and radiation covering all poor, in addition, traditional external antenna design, inside uses group Assembling structure part, material cost, cost of labor are all high.So need to propose to improve.

Utility model content

The purpose of this utility model is to provide a kind of efficiently built-in PCB antenna, to overcome deficiency of the prior art.

To achieve the above object, the utility model provides following technical scheme：

The embodiment of the present application discloses a kind of efficiently built-in PCB antenna, including pcb board and antenna loop, the antenna return Road includes radiation cabling and ground cabling, and radiation cabling and the ground cabling is respectively placed in the pcb board, the radiation cabling and Ground cabling be arranged in parallel, is connected with each other between the radiation cabling and ground cabling.

Preferably, in above-mentioned efficient built-in PCB antenna, the radiation cabling is close to one end of described ground cabling side Connecting portion is convexly equipped with, the connecting portion is connected to described ground cabling by link circuit.

Preferably, in above-mentioned efficient built-in PCB antenna, described ground cabling is close to one end of the connecting portion to described The side of radiation cabling has protruded out adjustment portion, and structure of the adjustment portion close to the radiation cabling side is oblique angle structure.

Preferably, in above-mentioned efficient built-in PCB antenna, the pcb board is respectively equipped with weldering in connecting portion and oblique angle Point.

Preferably, in above-mentioned efficient built-in PCB antenna, the radiation cabling, cabling and link circuit pass through corruption Etching technique is placed in the pcb board.

Compared with prior art, the utility model has the advantage of：The built-in aerial has the characteristics of compact-sized, simultaneously Adjustment by radiating cabling and ground cabling adds the standing-wave ratio bandwidth of the built-in aerial, has deepened the depth of standing-wave ratio, carries The high radiation efficiency of the built-in aerial, and the radiation scope of the built-in aerial is added, so as to improve Small Wireless Devices Wireless performance, need not both increase appearance and size and the inner space of wireless device, it is not required that increase the radiation work(of equipment Rate, so as to reduce the development cost of terminal device, and improve the usage experience of terminal client.

Brief description of the drawings

, below will be to embodiment or existing in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this Some embodiments described in application, for those of ordinary skill in the art, on the premise of not paying creative work, Other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 show the structural representation of efficiently built-in PCB antenna in the utility model specific embodiment.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Detailed description, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole implementation Example.Based on the embodiment in the utility model, those of ordinary skill in the art institute on the premise of creative work is not made The every other embodiment obtained, belong to the scope of the utility model protection.

Join shown in Fig. 1, the efficient built-in PCB antenna in the present embodiment, including pcb board 100 and antenna loop 200, antenna Loop 200 includes radiation cabling 210 and ground cabling 220, and radiation cabling 210 and ground cabling 220 are respectively placed in pcb board 100, radiated Cabling 210 and ground cabling 220 be arranged in parallel, radiate and are connected with each other between cabling 210 and ground cabling 220.

In the technical scheme, the built-in aerial has the characteristics of compact-sized, while by radiating cabling and ground cabling Adjustment changes the impedance of the built-in aerial, so as to the depth for adding the standing-wave ratio bandwidth of the built-in aerial, having deepened standing-wave ratio, The radiation efficiency of the built-in aerial is improved, and adds the radiation scope of the built-in aerial, is set so as to improve micro radio Standby wireless performance, it need not both increase appearance and size and the inner space of wireless device, it is not required that increase the radiation of equipment Power, so as to reduce the development cost of terminal device, and improve the usage experience of terminal client.

Further, radiation cabling 210 is convexly equipped with connecting portion 211, connecting portion 211 close to one end of described ground cabling side Ground cabling 220 is connected to by link circuit 230.

In the technical scheme, radiation cabling 210 is convexly equipped with connecting portion 211 close to one end of described ground cabling side, connects Portion 211 is connected to ground cabling 220 by link circuit 230, the efficiently built-in PCB antenna is formed PIFA structures, optimizes the height The performance of PCB antenna built in effect.

Further, ground cabling 220 has protruded out adjustment portion close to one end of connecting portion 211 to the side of radiation cabling 210 221, structure of the adjustment portion 221 close to radiation cabling 210 side is oblique angle structure.

In the technical scheme, ground cabling 220 has protruded out tune close to one end of connecting portion 211 to the side of radiation cabling 210 Whole 221, structure of the adjustment portion 221 close to radiation cabling 210 side is oblique angle structure, is walked by oblique angle structure to change the ground The impedance of line, the impedance of cabling and the impedance of ground cabling is then radiated into 2/3~3/4 ratio setting, so as to further make The impedance of the built-in aerial is to 50ohm, so as to the depth for adding the standing-wave ratio bandwidth of the built-in aerial, having deepened standing-wave ratio Degree, improves the radiation efficiency of the built-in aerial, and add the radiation scope of the built-in aerial.

Further, pcb board 100 is respectively equipped with solder joint in connecting portion 211 and oblique angle.

In the technical scheme, pcb board 100 is respectively equipped with solder joint in connecting portion 211 and oblique angle, for connecting RF coaxial Line, this solder joint can realize Automation of Welding.

Further, radiate cabling 210, cabling 220 and link circuit 230 pcb board 100 is placed in by etching process It is interior.

In the technical scheme, radiation cabling 210, cabling 220 and link circuit 230 PCB is placed in by etching process In plate 100, manufacture craft is simple, quick.

In summary, the efficiently built-in PCB antenna has the characteristics of compact-sized, while by radiating cabling and ground cabling Adjustment add the standing-wave ratio bandwidth of the built-in aerial, deepened the depth of standing-wave ratio, improve the efficiently built-in PCB antenna Radiation efficiency, and add the radiation scope of the efficiently built-in PCB antenna, so as to improve Small Wireless Devices without linear Energy, it need not both increase appearance and size and the inner space of wireless device, it is not required that increase the radiant power of equipment, so as to drop The low development cost of terminal device, and improve the usage experience of terminal client.

It should be noted that herein, such as first and second or the like relational terms are used merely to a reality Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that Other identical element also be present in process, method, article or equipment including the key element.

Described above is only the embodiment of the application, it is noted that for the ordinary skill people of the art For member, on the premise of the application principle is not departed from, some improvements and modifications can also be made, these improvements and modifications also should It is considered as the protection domain of the application.

Claims

1. a kind of efficiently built-in PCB antenna, it is characterised in that including pcb board and antenna loop, the antenna loop includes radiation Cabling and ground cabling, radiation cabling and the ground cabling are respectively placed in the pcb board, and the radiation cabling is parallel with ground cabling Set, be connected with each other between the radiation cabling and ground cabling.

2. efficiently built-in PCB antenna according to claim 1, it is characterised in that：The radiation cabling close to described is walked One end of line side is convexly equipped with connecting portion, and the connecting portion is connected to described ground cabling by link circuit.

3. efficiently built-in PCB antenna according to claim 2, it is characterised in that：Described ground cabling is close to the connecting portion One end protruded out adjustment portion to the side of the radiation cabling, structure of the adjustment portion close to the radiation cabling side is Oblique angle structure.

4. efficiently built-in PCB antenna according to claim 3, it is characterised in that：The pcb board is in connecting portion and oblique angle It is respectively equipped with solder joint.

5. efficiently built-in PCB antenna according to claim 3, it is characterised in that：It is described radiation cabling, cabling and connection Loop is placed in the pcb board by etching process.