CN213584161U

CN213584161U - Antenna system

Info

Publication number: CN213584161U
Application number: CN202022540039.6U
Authority: CN
Inventors: 赵杰; 邹司晨; 王东; 曹景阳; 董佳; 王安娜; 邵庆瑶
Original assignee: China Mobile Communications Group Co Ltd; China Mobile Communications Ltd Research Institute
Current assignee: China Mobile Communications Group Co Ltd; China Mobile Communications Ltd Research Institute
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-06-29
Anticipated expiration: 2030-11-05

Abstract

The application provides an antenna system, it includes window module and antenna module, and the window module includes glass and window frame, and on the window frame was located glass, and be equipped with the cavity in the window frame, the antenna module includes radiation piece and circuit unit, and radiation piece is connected with the circuit unit electricity, and the material of radiation piece is transparent material, and on the radiation piece located glass, the circuit unit was located in the cavity. Through locating transparent material's radiation piece on glass, the circuit unit reaches better stealthy effect in locating the cavity in the window frame, has solved the relatively poor problem of stealthy effect of antenna among the prior art.

Description

Antenna system

Technical Field

The present application relates to the field of wireless communications, and more particularly, to an antenna system.

Background

With the advent of the communications era, the communications infrastructure will become more and more dense, and new technical challenges are faced in the structural design, installation location and manner of the core component antenna system in the communications system.

An antenna is a transducer that converts a guided wave propagating on a transmission line into an electromagnetic wave propagating in an unbounded medium, or vice versa. In the prior art, the antenna is erected on the roof of a resident or hung on an indoor wall, and the invisible effect is poor.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides an antenna system, and solves the problem that in the prior art, the stealth effect of the antenna system is poor.

In order to achieve the above object, an embodiment of the present application provides an antenna system, the antenna system includes a window module and an antenna module, the window module includes glass and a window frame, the window frame is located on the glass, just be equipped with the cavity in the window frame, the antenna module includes radiation piece and circuit unit, the radiation piece with the circuit unit electricity is connected, the material of radiation piece is transparent material, the radiation piece is located on the glass, the circuit unit is located in the cavity.

Optionally, the radiating member is disposed along the glass edge.

Optionally, the shape of the radiating element is a sector.

Optionally, the number of the radiation elements is at least two.

Optionally, a first portion of the plurality of radiation elements is disposed on a first side of the glass, a second portion of the plurality of radiation elements is disposed on a second side of the glass, and the first side and the second side are opposite to each other.

Optionally, the radiating elements are arranged in a matrix.

Optionally, the radiating element is a dipole, the dipole includes a dipole arm and a dipole balun, the dipole arm is electrically connected to a first end of the dipole balun, the dipole arm is disposed on a first side of the glass, the dipole balun is disposed on a second side of the glass, the first side and the second side are opposite to each other, and a second end of the dipole balun is connected to the circuit unit.

Optionally, the radiation member is a monopole.

Optionally, the circuit unit includes a conductive member, a first end of the conductive member is electrically connected to the radiating member, and a second end of the conductive member is electrically connected to the window frame.

Optionally, the circuit unit includes a circuit board, and the circuit board is electrically connected to the radiation member.

In the embodiment of the application, the antenna system comprises a window module and an antenna module, the window module comprises glass and a window frame, the window frame is arranged on the glass, a cavity is formed in the window frame, the antenna module comprises a radiation piece and a circuit unit, the radiation piece is electrically connected with the circuit unit, the radiation piece is made of transparent materials, the radiation piece is arranged on the glass, and the circuit unit is arranged in the cavity. Through locating transparent material's radiation piece on glass, the circuit unit reaches better stealthy effect in locating the cavity in the window frame, has solved the relatively poor problem of stealthy effect of antenna among the prior art.

Drawings

For a clear explanation of the technical solutions in the embodiments of the present application, the drawings of the specification are described below, it is obvious that the following drawings are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the listed drawings without any inventive effort.

Fig. 1 is one of the structural diagrams of an antenna system provided in an embodiment of the present application;

fig. 2 is a second structural diagram of an antenna system according to an embodiment of the present application;

fig. 3 is a third structural diagram of an antenna system according to an embodiment of the present application;

fig. 4 is a fourth structural diagram of an antenna system according to an embodiment of the present application;

fig. 5 is a fifth structural diagram of an antenna system according to an embodiment of the present application;

fig. 6 is a signal coverage diagram of an antenna system according to an embodiment of the present application.

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 only a part of the embodiments of the present application, and not all of the embodiments. On the basis of the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without any creative effort belong to the protection scope of the present application.

Referring to fig. 1, an embodiment of the present application provides an antenna system, the antenna system includes a window module and an antenna module, the window module includes a glass 10 and a window frame 11, the window frame 11 is disposed on the glass 10, a cavity is disposed in the window frame 11, the antenna module includes a radiation member 20 and a circuit unit, the radiation member 20 is electrically connected to the circuit unit, the radiation member 20 is made of a transparent material, the radiation member 20 is disposed on the glass 10, and the circuit unit is disposed in the cavity.

Specifically, the radiation member 20 may be a rectangular, triangular or semicircular sheet made of a transparent conductive material, and an adhesive layer may be uniformly coated on one surface of the radiation member 20, so that the radiation member 20 is attached to the glass 10 through the adhesive layer. The window frame 11 can be the aluminum alloy material, and the window frame 11 is inside to be equipped with the cavity with circuit unit size looks adaptation, can be equipped with in the cavity with the structural shape of circuit unit be equipped with one or more recesses mutually, through make the circuit unit card with inside the recess, realize the fixed to circuit unit. Screw holes can be reserved on the window frame 11, notches for penetrating bolts are formed in the circuit unit, one ends of the bolts sequentially penetrate through the notches and the screw holes, and the circuit unit is fixed on the window frame 11 through nuts screwed at the end heads.

The antenna system that this application embodiment provided includes window module and antenna module, and the window module includes glass and window frame, and antenna module includes radiation piece and circuit unit, through locating transparent material's radiation piece on glass, circuit unit locates in the cavity in the window frame, reaches better stealthy effect, has solved the relatively poor problem of stealthy effect of antenna among the prior art.

In addition, the window frame is internally provided with the cavity, so that the circuits and elements in the circuit unit have enough space for reasonable layout, and the reliability and the stability of the electrical performance of the antenna system are improved.

Alternatively, as shown in fig. 1, the radiation member 20 is disposed along the edge of the glass 10.

Specifically, the number of the radiation members 20 may be more than one, and the radiation members are uniformly distributed along any edge of the glass 10 and attached to the surface of the glass 10. It should be understood that the radiating element 20 and the circuit unit are electrically connected through the conductive element, and the radiating element 20 is disposed along the edge of the glass 10, so that the length of the conductive element can be shortened, and the conductive element is hidden in the window frame 11, thereby further improving the stealth effect of the antenna system provided by the embodiment of the present application.

Alternatively, as shown in fig. 3, the radiating member 20 has a fan shape.

Specifically, the radiating element 20 is shaped like a sector, which can serve to widen the bandwidth of the antenna system. The circuit unit may include a circuit board 12, a feeding line 18 is disposed on the circuit board 12, the radiating element 20 is electrically connected to the feeding line 18 through a feeding point 17 on the feeding line 18, one end of the feeding line 18 is connected to a power supply, and the feeding line 18 supplies power to the radiating element 20.

Alternatively, as shown in fig. 1, the number of the radiation members 20 is at least two. The plurality of radiation elements 20 may implement MIMO (multiple input multiple output), so that the antenna system provided in the embodiment of the present application forms a plurality of channels between transmitting and receiving, and greatly improves channel capacity. In addition, the greater the number of the radiation members 20, the stronger the radiation energy, and the signal strength of the antenna system can be enhanced.

Optionally, a first portion of the plurality of radiating elements 20 is disposed on a first side of the glass 10, and a second portion of the plurality of radiating elements 20 is disposed on a second side of the glass 10, where the first side and the second side are opposite to each other.

As shown in fig. 6, a first part of the radiation members 20 in the plurality of radiation members 20 is disposed on the first side of the glass 10, and a second part of the radiation members 20 in the plurality of radiation members 20 is disposed on the second side of the glass 10, so that the situation that the effect of indoor and outdoor signals is greatly different due to the shielding effect of the glass 10 on the signals can be avoided.

As an example, when the total number of the radiation members 20 is four, two of the radiation members 20 may be disposed on the first side of the glass 10, and the remaining two radiation members 20 may be disposed on the second side of the glass 10. When the total number of the radiation members 20 is five, two radiation members 20 may be disposed on the first side of the glass 10, and the remaining three radiation members 20 may be disposed on the second side of the glass 10.

Alternatively, as shown in fig. 1 and 4, the radiation members 20 are arranged in a matrix. The radiating elements 20 are uniformly distributed along the edge of the glass 10 in a matrix, which not only makes the appearance of the antenna system more beautiful, but also makes the signal distribution of the antenna system more uniform.

Optionally, as shown in fig. 5, the radiating element 20 is a dipole, the dipole includes a dipole arm 21 and a dipole balun 22, a first end of the dipole arm 21 is electrically connected to a first end of the dipole balun 22, the dipole arm 21 is disposed on a first side of the glass 10, the dipole balun 22 is disposed on a second side of the glass 10, the first side and the second side are opposite to each other, and a second end of the dipole balun 22 is connected to the circuit unit.

Specifically, the circuit unit includes a circuit board 12, a feeding line 18 is disposed on the circuit board 12, the feeding line 18 is electrically connected to the second end of the oscillator balun 22 through a feeding point 17, and the radiating element is fed through the feeding line 18. The dipoles, also called dipoles, are composed of two wires of the same thickness and length, and are the simplest and most widely used basic radiating elements. The dipole may have a problem of current imbalance, the current imbalance may affect the radiation characteristic of the antenna system, and in order to avoid the current imbalance from affecting the radiation characteristic of the antenna system, the dipole balun 22 is needed to change the current imbalance into balance. By arranging the oscillator arm 21 on the first side of the glass 10 and the oscillator balun 22 on the second side of the glass 10, the space of the glass 10 can be saved, and a better invisible effect can be achieved.

Alternatively, as shown in fig. 2, the radiation member 20 is a monopole, and the monopole is a radiation member with a quarter wavelength.

Alternatively, as shown in fig. 2, the circuit unit includes a conductive member 13, a first end 16 of the conductive member is electrically connected to the radiating member 20, a second end of the conductive member 13 is electrically connected to the window frame 11, and the radiating member 20 is fed through the conductive member 13. It should be understood that the conductive member 13 should consume as little energy as possible so that more energy is supplied to the radiating member 20 and the signal of the radiating member 20 is stronger. Usually, the window frame 11 is made of aluminum alloy, and the second end of the conductive element 13 and the inner wall of the cavity may be electrically connected to the window frame 11 by soldering, so that the conductive element 13 and the window frame 11 are grounded.

As an example, the conductive member 13 may be a coaxial cable through which the radiating member 20 is fed. A fixing piece 14 made of aluminum alloy can be arranged in the cavity, a screw hole is formed in the fixing piece 14, an opening corresponding to the screw hole is formed in the window frame 11, and a screw 15 sequentially penetrates through the screw hole and the opening to fix the fixing piece 14 in the window frame 11. The outer conductor of the coaxial cable is fixed to the fixing member 14 by means of welding, and the inner conductor of the coaxial cable is electrically connected to the radiating member 20.

Alternatively, as shown in fig. 3, the circuit unit includes a circuit board 12, and the circuit board 12 is electrically connected to the radiation member 20.

Specifically, the Circuit Board 12 is also called a PCB (Printed Circuit Board), and is an important electronic component, a support of the electronic component, and a carrier for electrical connection of the electronic component. The circuit board 12 is provided with a feeding line 18, the radiating element 20 is electrically connected with the circuit board 12 through a feeding point 17 on the feeding line 18, and the radiating element 20 is fed through the circuit board 12. It will be appreciated that the circuit board should consume as little energy as possible so that more energy is supplied to the radiating element and the signal from the radiating element is stronger.

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

1. An antenna system, comprising a window module and an antenna module;

the window module comprises glass and a window frame, the window frame is arranged on the glass, and a cavity is arranged in the window frame;

the antenna module comprises a radiation piece and a circuit unit, the radiation piece is electrically connected with the circuit unit, the radiation piece is made of transparent materials, the radiation piece is arranged on the glass, and the circuit unit is arranged in the cavity.

2. The antenna system of claim 1, wherein the radiating element is disposed along the glass edge.

3. The antenna system of claim 1, wherein the radiating element is sector shaped.

4. The antenna system of claim 1, wherein the number of radiating elements is at least two.

5. The antenna system of claim 4, wherein a first portion of the plurality of radiating elements is disposed on a first side of the glass, a second portion of the plurality of radiating elements is disposed on a second side of the glass, and the first side and the second side are opposite sides of each other.

6. The antenna system of claim 4, wherein the radiating elements are arranged in a matrix.

7. The antenna system according to claim 1, wherein the radiating element is a dipole, the dipole comprises a dipole arm and a dipole balun, the dipole arm is electrically connected with a first end of the dipole balun, the dipole arm is arranged on a first side of the glass, the dipole balun is arranged on a second side of the glass, the first side and the second side are opposite to each other, and a second end of the dipole balun is connected with the circuit unit.

8. The antenna system of claim 1, wherein the radiating element is a monopole.

9. The antenna system of claim 1, wherein the circuit unit includes a conductive member, a first end of the conductive member being electrically connected to the radiating member, and a second end of the conductive member being electrically connected to the window frame.

10. The antenna system of claim 1, wherein the circuit unit includes a circuit board electrically connected to the radiating element.