CN215816420U

CN215816420U - Anti-interference high-isolation high-gain antenna

Info

Publication number: CN215816420U
Application number: CN202122083883.5U
Authority: CN
Inventors: 不公告发明人
Original assignee: Jiangsu Angeei Electronic Technology Co ltd
Current assignee: Jiangsu Angeei Electronic Technology Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-02-11
Anticipated expiration: 2031-08-31

Abstract

The application discloses anti-interference high isolation high gain antenna, walk line, first isolation to walk line and second isolation to walk including the base plate and from last down interval setting up on the base plate in proper order, walk the one side extension that the line deviates from first isolation to walk to have the extension. The antenna realizes the ultra-bandwidth radiation of the working frequency band of the antenna, the omnidirectional radiation of the field pattern, the circular coverage of the radiation field and small out-of-roundness through the specific shape of the ground wire; the specific matching between the isolation wires and the ground wires is adopted, so that the impedance transformation matching of the antenna is realized, the radiation efficiency of the antenna is high, the radiation range is wide, and the isolation and the anti-interference capability among multiple antennas are obviously improved; the two isolation wires serve as an isolator and a reflector, and the antenna gain is improved.

Description

Anti-interference high-isolation high-gain antenna

Technical Field

The application relates to the field of antennas, in particular to an anti-interference high-isolation high-gain antenna.

Background

With the rapid development of the communication industry, a network architecture system changes day by day to a multi-service type composite network architecture, and the requirement for an antenna with strong omnidirectional ultra-bandwidth anti-jamming capability is increasingly urgent. The traditional antenna has the advantages of narrow working frequency band, low radiation efficiency, poor interference resistance, incapability of meeting the application of complex scenes and poor user experience, and covers field defects.

The traditional antenna has the defects that the ultra-wideband working frequency band and the field type omni-directional coverage are incompatible, the size is small, the efficiency is high, the mutual influence among multiple antennas is large, and the transmission efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-interference high-isolation high-gain antenna to overcome the defects in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the embodiment of the application discloses anti-interference high isolation high gain antenna, its characterized in that: the ground wire, the first isolation wire and the second isolation wire are sequentially arranged on the substrate at intervals from top to bottom, and an extension portion extends from one side, deviating from the first isolation wire, of the ground wire.

Preferably, in the above anti-interference high-isolation high-gain antenna, a step is convexly provided on a side of the ground trace away from the first isolation trace.

Preferably, in the above anti-interference high-isolation high-gain antenna, the ground trace is parallel to the first isolation trace and the second isolation trace.

Preferably, in the above anti-interference high-isolation high-gain antenna, the extension portion includes a first vertical line, a first horizontal line, a second vertical line, a second horizontal line and a third vertical line, the bottom end of the first vertical line is connected to the ground trace, the top end of the first vertical line is connected to the left end of the first horizontal line, the bottom end of the second vertical line is connected to the right end of the first horizontal line, the left end of the second horizontal line is connected to the top end of the second vertical line, the top end of the third vertical line is connected to the right end of the second horizontal line, and the bottom end of the second vertical line extends toward the ground trace.

Preferably, in the above anti-interference high-isolation high-gain antenna, the extension portion and the ground trace are integrally formed.

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

the antenna realizes the ultra-bandwidth radiation of the working frequency band of the antenna, the omnidirectional radiation of the field pattern, the circular coverage of the radiation field and small out-of-roundness through the specific shape of the ground wire; the specific matching between the isolation wires and the ground wires is adopted, so that the impedance transformation matching of the antenna is realized, the radiation efficiency of the antenna is high, the radiation range is wide, and the isolation and the anti-interference capability among multiple antennas are obviously improved; the two isolation wires serve as an isolator and a reflector, and the antenna gain is improved.

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 an anti-interference high-isolation high-gain 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 a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1, the anti-interference high-isolation high-gain antenna in this embodiment includes a substrate 1, and a ground trace 2, a first isolation trace 3, and a second isolation trace 4 sequentially disposed on the substrate at intervals from top to bottom, where one side of the ground trace 2 departing from the first isolation trace 3 extends to form an extension portion 5.

Further, a step 6 is convexly arranged on one side of the ground trace 2 departing from the first isolation trace 3.

Further, the ground trace 2 is disposed in parallel with the first isolation trace 3 and the second isolation trace 4.

Further, the extension portion 5 includes a first vertical line 501, a first horizontal line 502, a second vertical line 503, a second horizontal line 504 and a third vertical line 505, the bottom end of the first vertical line 501 is connected with the ground wire 3, the top end of the first vertical line 501 is connected with the left end of the first horizontal line 502, the bottom end of the second vertical line 503 is connected with the right end of the first horizontal line 502, the left end of the second horizontal line 504 is connected with the top end of the second vertical line 503, the top end of the third vertical line 505 is connected with the right end of the second horizontal line 504, and the bottom end of the second vertical line 503 extends towards the ground wire.

Further, the extension portion 5 is integrally formed with the ground trace 3.

In the technical scheme, the antenna realizes the ultra-bandwidth radiation of the working frequency band of the antenna, the omnidirectional radiation of the field type, the circular coverage of the radiation field and small out-of-roundness through the specific shape of the ground wire; the specific matching between the isolation wires and the ground wires is adopted, so that the impedance transformation matching of the antenna is realized, the radiation efficiency of the antenna is high, the radiation range is wide, and the isolation and the anti-interference capability among multiple antennas are obviously improved; the two isolation wires serve as an isolator and a reflector, and the antenna gain is improved.

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. An anti-interference high-isolation high-gain antenna is characterized in that: the ground wire, the first isolation wire and the second isolation wire are sequentially arranged on the substrate at intervals from top to bottom, and an extension portion extends from one side, deviating from the first isolation wire, of the ground wire.

2. The anti-jamming high-isolation high-gain antenna according to claim 1, wherein: a step is convexly arranged on one side of the ground wire, which is far away from the first isolation wire.

3. The anti-jamming high-isolation high-gain antenna according to claim 1, wherein: the ground wire, the first isolation wire and the second isolation wire are arranged in parallel.

4. The anti-jamming high-isolation high-gain antenna according to claim 1, wherein: the extension portion comprises a first vertical line, a first transverse line, a second vertical line, a second transverse line and a third vertical line, the bottom end of the first vertical line is connected with the ground wiring, the top end of the first vertical line is connected with the left end of the first transverse line, the bottom end of the second vertical line is connected with the right end of the first transverse line, the left end of the second transverse line is connected with the top end of the second vertical line, the top end of the third vertical line is connected with the right end of the second transverse line, and the bottom end of the second vertical line extends towards the ground wiring.

5. The anti-jamming high-isolation high-gain antenna according to claim 4, wherein: the extension part and the ground wire are integrally formed.