CN217427064U - Low-elevation high-isolation indoor distributed antenna - Google Patents
Low-elevation high-isolation indoor distributed antenna Download PDFInfo
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- CN217427064U CN217427064U CN202221274420.5U CN202221274420U CN217427064U CN 217427064 U CN217427064 U CN 217427064U CN 202221274420 U CN202221274420 U CN 202221274420U CN 217427064 U CN217427064 U CN 217427064U
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Abstract
The utility model relates to a low elevation angle high isolation indoor distribution antenna, include: a substrate having conductive properties; the first antenna oscillator and the second antenna oscillator are respectively arranged at two ends of the substrate; the first antenna elements are separated into a plurality of first portions through bending lines, and the second antenna elements are separated into a plurality of second portions through bending lines. First antenna element and second antenna element are all installed on the base plate through the form of PCB board, have simplified production installation flow, have guaranteed that product property can the uniformity, and effective reduction in production cost, simultaneously the utility model discloses the angle of elevation of antenna is in 80, 60 and 45 during the within range, and the antenna can be realized within 3dB at the out-of-roundness of horizontal plane to and the antenna is when the within range of angle of elevation 60, and the gain can reach more than 3 dBi.
Description
Technical Field
The utility model relates to the technical field of antennas, especially, relate to a low angle of elevation high isolation indoor distribution antenna.
Background
With the 5G terminal devices being applied to the indoor of shopping malls, garages and residences on a large scale, the application of the 5G antenna becomes more and more popular. The antennas distributed indoors need to have good out-of-roundness so that good signals can be received at every angle. On the premise of ensuring good out-of-roundness, how to achieve good gain within the coverage angle range is also a difficulty, and the isolation between two antennas needs to be improved to reduce the coupling between signals.
The existing antenna is realized by adopting a PCB board and a support and a steel sheet, so that the installation is complicated, the user experience is poor, the isolation of the common antenna is below 25dB, and the isolation of the antenna is low.
SUMMERY OF THE UTILITY MODEL
The utility model provides a low elevation angle high isolation indoor distribution antenna aims at solving one of the technical problem that exists among the prior art at least.
The technical scheme of the utility model be a low angle of elevation high isolation indoor distribution antenna, include: a substrate having conductive properties; the first antenna oscillator and the second antenna oscillator are respectively arranged at two ends of the substrate; the first antenna elements are separated into a plurality of first parts through bending lines, and the second antenna elements are separated into a plurality of second parts through bending lines.
Further, the number of first portions includes: a first zero portion; a first zero two part; a first zero three part; the first antenna element and the second antenna element are arranged on the same side of the first antenna element, which is far away from the second antenna element, the first zero part and the second zero part are respectively and symmetrically arranged on two sides of the first zero part, the first zero part is only bordered with the first zero part, and the second zero part is only bordered with the first zero part.
Further, the number of second portions includes: a second zero one portion; a second zeroth second portion; a second zero three part; and on one surface of the second antenna element facing the first antenna element, the two first zero parts and the two second zero parts are respectively and symmetrically arranged at two sides of the three second zero parts, the first second zero part is only bordered with the three second zero parts, and the second zero part is only bordered with the three second zero parts.
Further, the first antenna oscillator is connected with the substrate through a first connecting plate.
Furthermore, the second antenna element is connected with the substrate through a second connecting plate.
Furthermore, a first L-shaped groove and a second L-shaped groove are formed in the substrate between the first antenna oscillator and the second antenna oscillator; the first short groove of the first L-shaped groove and the second short groove of the second L-shaped groove are opposite and positioned on the same straight line; the first long groove of the first L-shaped groove is parallel to the second long groove of the second L-shaped groove, and the length of the first long groove is larger than that of the second long groove.
Further, a straight groove is formed in the substrate along the length direction of the second long groove, and a straight line between the end portion, away from the second long groove, of the straight groove and the end portion, away from the first short groove, of the first long groove is perpendicular to the length direction of the first long groove.
Further, the base plate comprises an integrally formed aluminum plate.
Furthermore, a plurality of mounting holes for mounting the substrate are arranged on the substrate.
The beneficial effects of the utility model are as follows.
First antenna element and second antenna element are all installed on the base plate through the form of PCB board, have simplified production installation flow, have guaranteed that product property can the uniformity, and effective reduction in production cost, simultaneously the utility model discloses the angle of elevation of antenna is in 80, 60 and 45 during the within range, and the antenna can be realized within 3dB at the out-of-roundness of horizontal plane to and the antenna is when the within range of angle of elevation 60, and the gain can reach more than 3 dBi.
Drawings
Fig. 1 is a perspective view of embodiment 1 of the present invention.
Fig. 2 is a front view of embodiment 1 of the present invention.
Fig. 3 is a side view of embodiment 1 of the present invention.
Fig. 4 is a perspective view of embodiment 2 of the present invention.
In the above figures, 100, a substrate; 110. mounting holes; 200. a first antenna element; 210. a first zero portion; 220. a first zero two part; 230. a first zero three part; 300. a second antenna element; 310. a second zero one portion; 320. a second zeroth second part; 330. a second zero three part; 400. a first connecting plate; 500. a second connecting plate; 600. a first L-shaped groove; 610. a first short slot; 620. A first elongated slot; 700. a second L-shaped groove; 710. a second short slot; 720. a second elongated slot; 800. a straight slot; 900. and (6) bending the line.
Detailed Description
The conception, specific structure and resulting technical effects of the present invention will be made clear and fully described with reference to the accompanying drawings and examples, so as to fully understand the objects, aspects and effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the description of the upper, lower, left, right, top, bottom, etc. used in the present invention is only relative to the mutual position relationship of the components of the present invention in the drawings.
Furthermore, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any combination of one or more of the associated listed items.
It will be understood that, although the terms first, second, third, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one type of element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present disclosure.
Referring to fig. 1 to 3, in embodiment 1 of the antenna of the present invention, according to the present invention, a low elevation angle high isolation indoor distributed antenna includes: a substrate 100 having a conductive property; a first antenna element 200 and a second antenna element 300 respectively disposed at both ends of the substrate 100; the first antenna element 200 is separated from a plurality of first portions by a bending line 900, and the second antenna element 300 is separated from a plurality of second portions by the bending line 900. First antenna element 200 and second antenna element 300 are all installed on base plate 100 through the form of PCB board, have simplified production installation flow, have guaranteed that product property can the uniformity, and effective reduction in production cost, simultaneously the utility model discloses the angle of elevation of antenna is in 80, 60 when and 45 within ranges, the antenna can be realized within 3dB at the out-of-roundness of horizontal plane to and the antenna is when the within range of angle of elevation 60, and the gain can reach more than 3 dBi.
Referring to fig. 4, in embodiment 2 of the present invention, in order to improve the isolation of the substrate 100 between the first antenna element 200 and the second antenna element 300, the substrate 100 is provided with a first L-shaped groove 600 and a second L-shaped groove 700 between the first antenna element 200 and the second antenna element 300; the first short groove 610 of the first L-shaped groove 600 and the second short groove 710 of the second L-shaped groove 700 are opposite and located on the same straight line; the first long groove 620 of the first L-shaped groove 600 is parallel to the second long groove 720 of the second L-shaped groove 700, and the length of the first long groove 620 is greater than that of the second long groove 720.
Specifically, referring to fig. 4, in order to further improve the isolation of the substrate 100 between the first antenna element 200 and the second antenna element 300, a straight groove 800 is disposed on the substrate 100 along the length direction of the second long groove 720, a straight line between an end of the straight groove 800 far away from the second long groove 720 and an end of the first long groove 620 far away from the first short groove 610 is perpendicular to the length direction of the first long groove 620, and the substrate 100 includes an integrally formed aluminum plate. On aluminum plate, the cooperation of a word groove 800 and first L type groove 600 and second L type groove 700 can change the current distribution on ground, and then makes aluminum plate's isolation between first antenna element 200 and the second antenna element 300 improve to more than 30 dB.
Referring to fig. 1 to 4, in the above embodiment, to realize the division of the plurality of first portions, the plurality of first portions includes: a first zero first portion 210; a first zero two portion 220; a first zeroth third portion 230; on one surface of the first antenna element 200, which is far away from the second antenna element 300, the two first zero-first portions 210 and the two first zero-second portions 220 are respectively and symmetrically arranged on two sides of the first zero-third portion 230, the first zero-first portions 210 are only bordered by the first zero-third portions 230, and the first zero-second portions 220 are only bordered by the first zero-third portions 230.
Referring to fig. 1 to 4, in the above embodiment, to achieve the division of the plurality of second portions, the plurality of second portions include: a second zero one portion 310; a second zeroth second portion 320; a second zeroth third portion 330; on one surface of the second antenna element 300 facing the first antenna element 200, the two first zero portions 310 and the second zero portions 320 are respectively and symmetrically arranged on two sides of the second zero third portion 330, the second zero first portion 310 is only bordered by the second zero third portion 330, and the second zero second portion 320 is only bordered by the second zero third portion 330.
Referring to fig. 1 to 4, in order to improve the connection strength between the first antenna element 200 and the substrate 100, the first antenna element 200 and the substrate 100 are connected by a first connection plate 400, and preferably, the first connection plate 400 and the substrate 100 are connected by, but not limited to, adhesion.
Referring to fig. 1 to 4, in order to improve the connection strength between the second antenna element 300 and the substrate 100, the second antenna element 300 and the substrate 100 are connected by a second connection plate 500, and preferably, the second connection plate 500 and the substrate 100 are connected by, but not limited to, adhesion.
Referring to fig. 1, 2 and 4, in order to facilitate the installation and fixation of the antenna of the present invention, a plurality of mounting holes 110 for mounting the substrate 100 are provided on the substrate 100.
The foregoing is merely a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, as long as the technical effects of the present invention are achieved by the same means, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present disclosure should be included within the scope of the present disclosure. All belong to the protection scope of the utility model. The technical solution and/or the embodiments of the invention may be subject to various modifications and variations within the scope of the invention.
Claims (9)
1. A low elevation high isolation indoor distributed antenna, comprising:
a substrate (100) having conductive properties;
a first antenna element (200) and a second antenna element (300) respectively disposed on both ends of the substrate (100);
the first antenna element (200) is separated from a plurality of first parts through bending lines (900), and the second antenna element (300) is separated from a plurality of second parts through bending lines (900).
2. The low elevation high isolation indoor distributed antenna of claim 1, wherein said first plurality of sections comprises:
a first zero one portion (210);
a first zero two portion (220);
a first-zero-three section (230);
on one surface of the first antenna element (200) far away from the second antenna element (300), the two first zero-first parts (210) and the two first zero-second parts (220) are respectively and symmetrically arranged on two sides of the first zero-third part (230), the first zero-first parts (210) are only bordered with the parts of the first zero-third part (230), and the first zero-second parts (220) are only bordered with the parts of the first zero-third part (230).
3. The low elevation high isolation indoor distributed antenna of claim 1, wherein said second plurality of sections comprises:
a second zero one portion (310);
a second zeroth second portion (320);
a second zeroth (330);
on one surface of the second antenna element (300) facing the first antenna element (200), the two first zero parts (310) and the two second zero parts (320) are respectively and symmetrically arranged on two sides of the second three zero parts (330), the second first zero parts (310) are only bordered by the parts of the second three zero parts (330), and the second two zero parts (320) are only bordered by the parts of the second three zero parts (330).
4. The low elevation high isolation indoor distributed antenna of claim 1,
the first antenna element (200) and the substrate (100) are connected by a first connecting plate (400).
5. The low elevation high isolation indoor distributed antenna of claim 1,
the second antenna element (300) is connected to the substrate (100) through a second connecting plate (500).
6. The low elevation high isolation indoor distributed antenna of any one of claims 1 to 5,
the substrate (100) is provided with a first L-shaped groove (600) and a second L-shaped groove (700) between the first antenna oscillator (200) and the second antenna oscillator (300);
wherein the first short groove (610) of the first L-shaped groove (600) and the second short groove (710) of the second L-shaped groove (700) are opposite and positioned on the same straight line;
the first long groove (620) of the first L-shaped groove (600) is parallel to the second long groove (720) of the second L-shaped groove (700), and the length of the first long groove (620) is larger than that of the second long groove (720).
7. The low elevation high isolation indoor distributed antenna of claim 6,
the substrate (100) is provided with a straight groove (800) on the substrate (100) along the length direction of the second long groove (720), and a straight line between the end part of the straight groove (800) far away from the second long groove (720) and the end part of the first long groove (620) far away from the first short groove (610) is vertical to the length direction of the first long groove (620).
8. The low elevation high isolation indoor distributed antenna of claim 1,
the base plate (100) comprises an integrally formed aluminum plate.
9. The low elevation high isolation indoor distributed antenna of claim 1,
the base plate (100) is provided with a plurality of mounting holes (110) for mounting the base plate (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221274420.5U CN217427064U (en) | 2022-05-24 | 2022-05-24 | Low-elevation high-isolation indoor distributed antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221274420.5U CN217427064U (en) | 2022-05-24 | 2022-05-24 | Low-elevation high-isolation indoor distributed antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217427064U true CN217427064U (en) | 2022-09-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221274420.5U Active CN217427064U (en) | 2022-05-24 | 2022-05-24 | Low-elevation high-isolation indoor distributed antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217427064U (en) |
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2022
- 2022-05-24 CN CN202221274420.5U patent/CN217427064U/en active Active
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