CN218160807U - Antenna and Internet of things equipment - Google Patents

Abstract

The embodiment of the utility model provides an antenna and thing networking device, this antenna include circuit board, microstrip line, cable conductor and interface, the one end of microstrip line is connected chipset on the circuit board, the other end passes through interface connection the cable conductor, the cable conductor is as the antenna radiation body and is used for receiving and dispatching radio frequency signal. Through the utility model provides an antenna can increase the clearance area of antenna on the inside circuit board of thing networking device to promote the radiation efficiency of antenna.

Description

Antenna and Internet of things equipment

Technical Field

The utility model relates to a radio frequency field, in particular to antenna and thing networking device.

Background

With the rapid development of smart homes, more and more smart devices are in operation, and the internet of things device is a typical representative of the smart homes. The internal part of the equipment of the internet of things is provided with an antenna, and an external terminal (such as a mobile phone, a remote controller and the like) communicates with a control circuit of the equipment of the internet of things through the antenna by using wireless communication modes such as Bluetooth and WIFI, so that the work of the equipment of the internet of things is controlled.

At present, the quantity and the operating frequency of antenna are increasing gradually in the thing networking product, and the compression antenna living space that is progressively continuous to all kinds of thing networking products, often require piling up of interior device to take precedence over the consideration of antenna environment to the attention of product performance, mean to occupy considerable antenna area and headroom, this just leads to present antenna radiation performance to become progressively worse. When the clearance area and the radiation area are increased by increasing the antenna area to improve the antenna efficiency, higher requirements are required for the structure, and conflict with the structural stability is often generated.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an antenna and thing networking device can promote the radiation performance of the inside antenna of thing networking device.

An embodiment of the utility model provides an antenna, including circuit board, microstrip line, cable conductor and interface, the one end of microstrip line is connected chipset on the circuit board, the other end passes through interface connection the cable conductor, the cable conductor is regarded as the antenna radiator and is used for receiving and dispatching radio-frequency signal.

In one embodiment, the cable wire comprises a first portion and a second portion, the first portion is 4mm in length, and the second portion is 30mm in length.

In one embodiment, the first portion includes a core wire layer, a transparent insulation layer wrapping the core wire layer, a braid layer wrapping the transparent insulation layer, and an outermost black insulation jacket.

In one embodiment, the interface is connected to a first portion of the cable wire and the braid is used for grounding.

In one embodiment, the second portion includes a core wire layer and a transparent insulating layer surrounding the core wire layer.

In an embodiment, the interface is an IPEX generation interface, and the IPEX generation interface is connected to the matching bit through the microstrip line.

In one embodiment, the maximum operating power of the antenna is 1W.

In one embodiment, the antenna is any one of a monopole antenna, a PIFA antenna, and an IFA antenna.

In one embodiment, the operating frequency band of the antenna is 2.4 GHz-2.5 GHz.

Correspondingly, the embodiment of the utility model provides a still provide a thing networking devices, include as above antenna structure.

The embodiment of the utility model provides an antenna and thing networking device, antenna include circuit board, microstrip line, cable conductor and interface, the one end of microstrip line is connected chipset on the circuit board, the other end passes through interface connection the cable conductor, the cable conductor is as the antenna radiation body and is used for receiving and dispatching radio frequency signal. Through the utility model provides an antenna can increase the clearance area of antenna on the inside circuit board of thing networking device to promote the radiation efficiency of antenna.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

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

Fig. 2 is a schematic structural diagram of a cable and an interface according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a cable according to an embodiment of the present invention.

Fig. 4 is a schematic diagram of radiation efficiency and gain of an antenna according to an embodiment of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically, electrically or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize the application of other processes and/or the use of other materials.

An embodiment of the utility model provides an antenna. As shown in fig. 1, the antenna includes a circuit board 11, a microstrip line 12, a cable line 13 and an interface 15, where one end of the microstrip line 12 is connected to a chipset 14 on the circuit board 11, the other end is connected to the cable line 13 through the interface 15, and the cable line 13 is used as an antenna radiator and is used for receiving and transmitting radio frequency signals.

The circuit board 11 may be used as a ground plate, a slot is etched on the circuit board 11, a microstrip line 12 is printed, and feeding is performed through the slot to form a microstrip slot antenna. Microstrip antennas have the advantages of small size, light weight, simple manufacturing process, easy realization of conformal property, etc., and are widely used. A microstrip antenna may be equivalent to a resonant cavity, having a high value near its resonant frequency, i.e., within the operating band.

In an embodiment, the cable 13 includes a first portion 131 and a second portion 132, the length of the first portion 131 is 4mm, the length of the second portion 132 is 30mm, the interface 15 is connected to the first portion 131 of the cable, and the other end of the interface 15 is connected to the microstrip line 12.

The interface 15 may be an IPEX generation interface, and the IPEX generation interface may be connected to the matching bit through the microstrip line 12. Specifically, the terminal aperture of the IPEX generation interface may be 2.0, the height of the terminal aperture may be less than 3mm, and the base may be a 2 mm large circle. The IPEX interface external antenna has the advantages that the signal directivity is good, the efficiency is high, the anti-interference capability is strong, the interference on the mainboard can be kept away, and excessive debugging and matching are not needed.

Further, as shown in fig. 3, the first portion 131 of the cable includes a core layer a, a transparent insulating layer B covering the core layer a, a braid C covering the transparent insulating layer B, and an outermost black insulating sheath D, wherein the braid C is used for grounding. The second part 132 of the above-mentioned cable line comprises only a core line layer a and a transparent insulating layer B surrounding said core line layer a. Where the core wire layer a is obtained by tin plating, the total length B of the radiator, i.e. the cable wire, may be 34mm. The width of the core layer a may be 0.3mm, and the width of the transparent insulating layer B surrounding the core layer a at the periphery may be 0.9mm.

In an embodiment, the antenna may be any one of a monopole antenna, a PIFA antenna, and an IFA antenna, the maximum operating power is 1W, and the operating frequency band is 2.4GHz to 2.5GHz. The feed point of the antenna can be connected with the antenna signal feed spot welding disc on the circuit board through the elastic pin, the feed point of the antenna is electrically connected with the grounding area of the circuit board through the elastic pin, and the feed point can be connected with a signal source.

The radiator can be used for receiving and transmitting radio frequency signals of different signal types. The Radio Frequency signal (RF-Radio Frequency signal) is an electromagnetic wave which is modulated and has a certain transmission Frequency. The radio frequency signals in the embodiment of the present application may include Wi-Fi signals, bluetooth signals, and the like. The Wi-Fi signal is a signal which is wirelessly transmitted based on Wi-Fi technology and is used for accessing a wireless local area network to realize network communication, and the frequency of the Wi-Fi signal comprises 2.4GHz. A bluetooth signal is a signal that transmits data to each other between various 3C devices using low power radio. Bluetooth operates in the 2.4GHz ISM (i.e., industrial, scientific, medical, etc.) band that is common worldwide. Fig. 4 shows the radiation efficiency and gain of the antenna provided in this embodiment.

In the antenna that this embodiment provided, utilized characteristics such as cable conductor electric conductivity is strong, can buckle, solved the conflict between the regional expansion demand of antenna headroom that often meets in the thing networking product and the structural stability, through utilizing the characteristics that cable conductor resistance is extremely low, electric conductivity is strong, regard the cable conductor as the antenna radiation body, can not rely on product shells inner wall, also need not paste on the inside support, both guaranteed structural stability, can exert the performance of antenna again.

The embodiment of the application further provides the Internet of things equipment which can comprise the antenna. The internet of things equipment can comprise intelligent household equipment, an industrial sensor, an intelligent automobile, an intelligent camera, an intelligent robot, medical/fitness equipment and the like. Wi-Fi or Bluetooth connection can be realized through the antenna.

The utility model provides an antenna and thing networking device, antenna include circuit board, microstrip line, cable conductor and interface, the one end of microstrip line is connected chipset on the circuit board, the other end passes through interface connection the cable conductor, the cable conductor is as the antenna radiator and be used for receiving and dispatching radio-frequency signal. Through the utility model provides an antenna can increase the clearance area of antenna on the inside circuit board of thing networking device to promote the radiation efficiency of antenna.

It is right above the embodiment of the utility model provides an antenna and thing networking device introduce in detail, and it is right to have used specific individual example herein the utility model discloses a principle and implementation mode have been elucidated, and the description of above embodiment is only used for helping understanding the utility model discloses. Meanwhile, for those skilled in the art, according to the idea of the present invention, there may be changes in the specific embodiments and the application range, and in summary, the content of the present specification should not be understood as a limitation to the present invention.

Claims (10)

1. The antenna is characterized by comprising a circuit board, a microstrip line, a cable and an interface, wherein one end of the microstrip line is connected with a chip set on the circuit board, the other end of the microstrip line is connected with the cable through the interface, and the cable is used as an antenna radiator and used for receiving and transmitting radio-frequency signals.

2. The antenna of claim 1, wherein the cable wire comprises a first portion and a second portion, the first portion having a length of 4mm and the second portion having a length of 30mm.

3. The antenna of claim 2, wherein the first portion includes a core wire layer, a transparent insulating layer wrapping the core wire layer, a braid layer wrapping the transparent insulating layer, and an outermost black insulating jacket.

4. The antenna of claim 3, wherein said interface is connected to a first portion of said cable wire, said braid being used for grounding.

5. The antenna of claim 2, wherein the second portion comprises a core wire layer and a transparent insulating layer surrounding the core wire layer.

6. The antenna of claim 1, wherein the interface is an IPEX generation interface, the IPEX generation interface connected to a matching bit via the microstrip line.

7. The antenna of claim 1, wherein the maximum operating power of the antenna is 1W.

8. The antenna of claim 1, wherein the antenna is any one of a monopole antenna, a PIFA antenna, and an IFA antenna.

9. The antenna of claim 1, wherein the antenna has an operating frequency range of 2.4GHz to 2.5GHz.

10. An internet of things device, comprising an antenna structure as claimed in any one of claims 1 to 9.

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