CN220139562U - Transmitting device for antenna test and antenna test system - Google Patents
Transmitting device for antenna test and antenna test system Download PDFInfo
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- CN220139562U CN220139562U CN202321473440.XU CN202321473440U CN220139562U CN 220139562 U CN220139562 U CN 220139562U CN 202321473440 U CN202321473440 U CN 202321473440U CN 220139562 U CN220139562 U CN 220139562U
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- antenna
- wave absorbing
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- transmitting
- test
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- 238000012360 testing method Methods 0.000 title claims abstract description 53
- 239000004745 nonwoven fabric Substances 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004891 communication Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of communication test devices, in particular to a transmitting device and an antenna test system for antenna test, wherein the transmitting device comprises: a signal shielding plate; the transmitting window is arranged in the center of the signal shielding plate and is used for installing a transmitting antenna; the wave absorbing cylinders are arranged on the surface of the signal shielding plate together, and are arranged around the transmitting window as the center, and the heights of the wave absorbing cylinders are gradually increased from the center to the edge; the antenna test system comprises an antenna support frame and a transmitting device, wherein a test antenna arranged on the antenna support frame faces to a transmitting antenna arranged on the transmitting window; the utility model can avoid ping-pong effect, absorb electromagnetic wave and improve the accuracy of antenna test.
Description
Technical Field
The utility model relates to the technical field of communication test devices, in particular to a transmitting device for antenna test and an antenna test system.
Background
The antenna test device is an important process for verifying the performance of an antenna, the antenna test device can be used for testing and verifying the signal of the antenna, and the test equipment in the related technology has the problem of noise interference due to the influence of residual reflection of a test indoor far field, so that the accuracy of the antenna test is influenced.
Disclosure of Invention
In order to solve the above-mentioned problems, the present utility model provides a transmitting device and an antenna testing system for antenna testing, so as to solve one or more technical problems existing in the prior art, and at least provide a beneficial choice or creation condition.
In order to achieve the above object, the present utility model provides the following technical solutions:
a transmitting device for antenna testing, comprising:
a signal shielding plate;
the transmitting window is arranged in the center of the signal shielding plate and is used for installing a transmitting antenna; and
the wave absorbing cylinders are arranged on the surfaces of the signal shielding plates together, the wave absorbing cylinders are arranged around the transmitting window as the center, and the heights of the wave absorbing cylinders are gradually increased from the center to the edge.
In some embodiments, the material of the wave absorbing cylinder is non-woven fabric.
In some embodiments, the wave absorbing device comprises 3 circles of wave absorbing barrels, and the heights of the 3 circles of wave absorbing barrels from inside to outside are 300mm, 700mm and 1000mm in sequence.
In some embodiments, the interior of the wave absorbing cylinder is hollow.
In some embodiments, the wave absorbing cylinders in the same circle are consistent in structure, and the sizes of the bottom surfaces of the wave absorbing cylinders in 3 circles are sequentially increased from the center to the edge.
In some embodiments, the cross-section of the wave-absorbing barrel decreases sequentially from bottom to top.
In some embodiments, the wave absorbing cylinder adopts a four-sided cone structure.
In some embodiments, the bottom surface of the wave absorbing cylinder is square.
In some embodiments, the surface of the signal shielding plate is square.
An antenna test system, the antenna test system includes an antenna support frame and the transmitting device for antenna test in any of the above embodiments, the top end of the antenna support frame is used for installing a test antenna, and the test antenna installed on the antenna support frame faces the transmitting antenna installed on the transmitting window.
The utility model has the beneficial effects that: in the embodiment provided by the utility model, the signal shielding plate plays a role in primary signal shielding, and the overall horn-shaped structure is formed by arranging the layout and the heights of the wave absorbing cylinders for a plurality of circles, so that the ping-pong effect can be avoided, the electromagnetic wave can be absorbed, and the accuracy of antenna test is improved.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a transmitting device for antenna testing according to an embodiment;
FIG. 2 is a front view of a transmitting device for antenna testing provided by an embodiment;
FIG. 3 is a side view of a transmitting device for antenna testing provided by an embodiment;
fig. 4 is an overall schematic diagram of an antenna test system according to an embodiment.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the present utility model will be further described with reference to the embodiments and the accompanying drawings.
In the description of the present utility model, the meaning of a number is not quantitative, and the meaning of a number is two or more, and greater than, less than, exceeding, etc. are understood to exclude the present number, and the meaning of above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that elements are listed and may include other elements not expressly listed.
As shown in fig. 1, a transmitting device 100 for antenna testing according to an embodiment of the present utility model includes:
a signal shielding plate 200;
a transmitting window 300 provided at the center of the signal shielding plate 200 for mounting a transmitting antenna; and
the wave absorbing cylinders 400 are arranged on the surface of the signal shielding plate 200 together, the transmitting window 300 is used as the center, and the heights of the wave absorbing cylinders 400 are gradually increased from the center to the edge.
It should be noted that, in the embodiment provided by the present utility model, the signal shielding plate 200 may be a product in the prior art, which plays a role in primary signal shielding, and by setting the layout and the height of the wave absorbing cylinder 400 for a plurality of circles, the overall horn-shaped structure is formed, so that the ping-pong effect can be avoided and electromagnetic waves can be absorbed.
In some modified embodiments, the material of the wave absorbing cylinder 400 is a nonwoven fabric.
In the embodiment provided by the present utility model, the wave absorbing cylinder 400 in the related art is mostly made of foam material, and the embodiment is improved to be made of non-woven fabric material, so as to improve the electromagnetic wave absorbing performance.
As shown in fig. 2 and 3, in some modified embodiments, the wave absorbing device includes 3 circles of wave absorbing drums 400, and the heights of the 3 circles of wave absorbing drums 400 from inside to outside are 300mm, 700mm, and 1000mm in sequence.
In some modified embodiments, the interior of the wave absorbing cylinder 400 is hollow.
In some modified embodiments, the wave absorbing cylinders 400 in the same circle are identical in structure, and the sizes of the bottom surfaces of the wave absorbing cylinders 400 in 3 circles are sequentially increased from the center to the edge.
In some modified embodiments, the cross-section of the wave-absorbing cylinder 400 decreases sequentially from bottom to top.
In some modified embodiments, the wave absorbing cylinder 400 has a four-sided cone structure.
In some modified embodiments, the bottom surface of the wave absorbing cylinder 400 is square.
In some modified embodiments, the surface of the signal shielding plate 200 is square.
As shown in fig. 4, the embodiment of the present utility model further provides an antenna test system, which includes an antenna support 500 and the transmitting device 100 for antenna test in any of the above embodiments,
the top end of the antenna support 500 is used for installing a test antenna, and the test antenna installed on the antenna support 500 faces the transmitting antenna installed on the transmitting window 300.
It should be noted that, in the embodiment provided by the present utility model, the transmitting antenna on the transmitting window 300 transmits electromagnetic waves to the testing antenna, and the transmitted signals are purer due to the shielding of the signal shielding plate 200 and the multi-ring wave absorbing cylinder 400 to the interference signals, and the result of the signal testing performed by the testing antenna is more accurate and reliable.
The embodiments described in the embodiments of the present utility model are for more clearly describing the technical solutions of the embodiments of the present utility model, and do not constitute a limitation on the technical solutions provided by the embodiments of the present utility model, and those skilled in the art can know that, with the evolution of technology and the appearance of new application scenarios, the technical solutions provided by the embodiments of the present utility model are equally applicable to similar technical problems.
It will be appreciated by persons skilled in the art that the technical solutions shown in the drawings are not meant to limit the embodiments of the present utility model, and that the terms "first," "second," "third," "fourth," etc. (if any) in the description of the present utility model and the above drawings are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion.
It should be understood that in the present utility model, "at least one (item)" means one or more, and "a plurality" means two or more. "and/or" for describing the association relationship of the association object, the representation may have three relationships, for example, "a and/or B" may represent: only a, only B and both a and B are present, wherein a, B may be singular or plural. The character "/" generally indicates that the context-dependent object is an "or" relationship. "at least one of" or the like means any combination of these items, including any combination of single item(s) or plural items(s). For example, at least one (one) of a, b or c may represent: a, b, c, "a and b", "a and c", "b and c", or "a and b and c", wherein a, b, c may be single or plural.
The preferred embodiments of the present utility model have been described above with reference to the accompanying drawings, and are not thereby limiting the scope of the claims of the embodiments of the present utility model. Any modifications, equivalent substitutions and improvements made by those skilled in the art without departing from the scope and spirit of the embodiments of the present utility model shall fall within the scope of the claims of the embodiments of the present utility model.
Claims (10)
1. A transmitting device for antenna testing, comprising:
a signal shielding plate;
the transmitting window is arranged in the center of the signal shielding plate and is used for installing a transmitting antenna; and
the wave absorbing cylinders are arranged on the surfaces of the signal shielding plates together, the wave absorbing cylinders are arranged around the transmitting window as the center, and the heights of the wave absorbing cylinders are gradually increased from the center to the edge.
2. The transmitting device for antenna testing according to claim 1, wherein the wave absorbing cylinder is made of non-woven fabrics.
3. The transmitting device for antenna testing according to claim 1, wherein the wave absorbing cylinder has 3 circles, and the heights of the wave absorbing cylinders from inside to outside are 300mm, 700mm and 1000mm in sequence.
4. The transmitting device for antenna testing according to claim 1, wherein the interior of the wave absorbing cylinder is a hollow structure.
5. The transmitting device for antenna testing according to claim 1, wherein the wave absorbing cylinders in the same circle have identical structures, and the sizes of the bottom surfaces of the wave absorbing cylinders in 3 circles are sequentially increased from the center to the edge.
6. The transmitting device for antenna testing according to claim 1, wherein the cross section of the wave absorbing cylinder decreases in sequence from bottom to top.
7. The transmitting device for antenna testing according to claim 1, wherein the wave absorbing cylinder adopts a four-sided cone structure.
8. The transmitting device for antenna testing according to claim 1, wherein the bottom surface of the wave absorbing cylinder is square.
9. The transmitting device for antenna testing according to claim 1, wherein the surface of the signal shielding plate is square.
10. An antenna test system comprising an antenna support and a transmitting device for antenna testing according to any one of claims 1 to 9, wherein the top end of the antenna support is used for mounting a test antenna, and the test antenna mounted on the antenna support is oriented to a transmitting antenna mounted on the transmitting window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321473440.XU CN220139562U (en) | 2023-06-09 | 2023-06-09 | Transmitting device for antenna test and antenna test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321473440.XU CN220139562U (en) | 2023-06-09 | 2023-06-09 | Transmitting device for antenna test and antenna test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220139562U true CN220139562U (en) | 2023-12-05 |
Family
ID=88952352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321473440.XU Active CN220139562U (en) | 2023-06-09 | 2023-06-09 | Transmitting device for antenna test and antenna test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220139562U (en) |
-
2023
- 2023-06-09 CN CN202321473440.XU patent/CN220139562U/en active Active
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