CN211376943U

CN211376943U - Planar array antenna

Info

Publication number: CN211376943U
Application number: CN201922121082.6U
Authority: CN
Inventors: 段文虎; 孙鹏; 钟春明
Original assignee: Huizhou Jinxin Tongfang Technology Co ltd
Current assignee: Huizhou Jinxin Tongfang Technology Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-08-28
Anticipated expiration: 2029-11-27

Abstract

The utility model relates to the technical field of WIFI antennas, in particular to a planar array antenna, the antenna radiator of which is a copper-clad plate with double-sided low-loss substrates, and the front surface of which is a first polarized planar array and comprises a plurality of first high-frequency radiation units and a signal input interface A; the back surface is a second polarization plane array which comprises a plurality of second high-frequency radiation units and a signal input interface B, the first polarization plane array and the second polarization plane array both comprise network microstrip lines, a supporting connecting hole is arranged between the first high-frequency radiation unit and the second high-frequency radiation unit, the reflecting surface is a metal plate with an upturned side surface, supporting legs are arranged on the metal plate, and the supporting legs are formed by stamping the reflecting surface. The utility model discloses not only improve the electrical property of antenna, still widened the use scene of antenna.

Description

Planar array antenna

Technical Field

The utility model relates to a WIFI antenna technical field, in particular to plane array antenna.

Background

With the development of networks and communication technologies, wireless local area networks have been far into every household and every corner of life, WiFi has become an undisclosed network connection mode, 802.Uac B is adopted by the current main stream router, the high rate becomes the core index of network products, and higher signal level is required to maintain the high rate. It is very critical for the antenna to transmit and receive the radio signal.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a planar array antenna possesses the output ability of two kinds of polarization electric waves, is fit for network coverage and transmission.

In order to achieve the above object, the utility model discloses a main technical scheme include:

a planar array antenna, the antenna radiator of the planar array antenna is a copper-clad plate with double-sided low-loss substrates, the front side is a first polarization planar array, and the planar array antenna comprises a plurality of first high-frequency radiation units and a signal input interface A; the back surface is a second polarization plane array which comprises a plurality of second high-frequency radiation units and a signal input interface B, the first polarization plane array and the second polarization plane array both comprise network microstrip lines, a supporting connecting hole is formed between the first high-frequency radiation unit and the second high-frequency radiation unit, the reflecting surface is a metal plate with an upturned side surface, supporting legs are arranged on the metal plate, and the supporting legs are formed by stamping the reflecting surface.

Preferably, the first high-frequency radiation unit and the second high-frequency radiation unit are both petal-shaped.

Preferably, the network microstrip line on the first polarized planar array and the network microstrip line on the second polarized planar array of the antenna radiator are distributed in a staggered state, and the two antenna radiators share the same reference ground.

Preferably, the number of the supporting legs formed on the reflecting surface is the same as that of the high-frequency radiation units I and the high-frequency radiation units II.

The utility model discloses possess following beneficial effect at least:

the high-frequency radiation unit I and the high-frequency radiation unit II are petal-shaped, the bandwidth of the antenna is expanded, two sets of feed networks are reasonably distributed, the antenna array has two polarized outputs, and meanwhile, the problems of antenna assembly and electrostatic protection are solved by adopting an integrated reflecting surface, the electrical performance of the antenna is improved, and the use scene of the antenna is widened.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a perspective view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a back structural view of the present invention.

Detailed Description

Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.

As shown in fig. 1-3, the utility model provides a planar array antenna, the antenna radiator 01 of the planar array antenna is a copper-clad plate with double-sided low-loss substrate, the front side is a first polarized planar array, and the planar array antenna comprises a plurality of high-frequency radiating units 03 and a signal input interface A; the back is a second polarization plane array, which comprises a plurality of high frequency radiation units two 04 and a signal input interface B, the first polarization plane array and the second polarization plane array both comprise network microstrip lines 05, a supporting connection hole 031 is arranged between the high frequency radiation unit one 03 and the high frequency radiation unit two 04, the reflecting surface 02 is a metal plate with an upturned side surface, supporting legs 021 are arranged on the metal plate, the supporting legs 021 are formed by stamping the reflecting surface 02, and the antenna radiator 01 is electrically connected with the reflecting surface 02 through direct current grounding supporting legs 021, so that the direct current grounding function of the unit is realized.

The high-frequency radiation unit I03 and the high-frequency radiation unit II 04 are in a petal shape.

The network microstrip line 05 on the first polarized planar array and the network microstrip line 05 on the second polarized planar array of the antenna radiator 01 are distributed in a staggered state, and the two share the same reference ground.

The supporting legs 021 formed on the reflecting surface 02 are the same as the high-frequency radiating units 03 and the high-frequency radiating units 04 in number.

According to the scheme, the high-frequency radiation unit I03 and the high-frequency radiation unit II 04 are in petal shapes, the bandwidth of the antenna is expanded, two sets of feed networks are reasonably distributed, the antenna array has two polarized outputs, the problems of antenna assembly and electrostatic protection are solved by adopting an integrated reflecting surface, the electrical performance of the antenna is improved, and the use scene of the antenna is widened.

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to achieve the technical effect basically.

It is noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of additional like elements in the article or system in which the element is included.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. A planar array antenna is characterized in that an antenna radiator (01) of the planar array antenna is a copper-clad plate with double-sided low-loss substrates, the front side of the planar array antenna is a first polarized planar array, and the planar array antenna comprises a plurality of high-frequency radiation units I (03) and a signal input interface A; the back is the second polarization plane array, including a plurality of high frequency radiation unit two (04) and signal input interface B, this first polarization plane array and second polarization plane array all include network microstrip line (05), high frequency radiation unit one (03) and high frequency radiation unit two (04) between have supporting connection hole (031), plane of reflection (02) are a metal sheet that the side turned up, have set up supporting legs (021) on it, supporting legs (021) be through forming reflecting surface (02) punching press.

2. The planar array antenna of claim 1, wherein: the high-frequency radiation unit I (03) and the high-frequency radiation unit II (04) are in a petal shape.

3. The planar array antenna of claim 1, wherein: the network microstrip line (05) on the first polarized plane array of the antenna radiator (01) and the network microstrip line (05) on the second polarized plane array are distributed in a staggered state, and the two antenna radiators share the same reference ground.

4. A planar array antenna as recited in claim 3, wherein: supporting legs (021) formed on the reflecting surface (02) are consistent with the high-frequency radiation units I (03) and II (04) in number.