CN214898885U - Lens structure applied to 5G communication and 5G base station - Google Patents
Lens structure applied to 5G communication and 5G base station Download PDFInfo
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- CN214898885U CN214898885U CN202120743664.2U CN202120743664U CN214898885U CN 214898885 U CN214898885 U CN 214898885U CN 202120743664 U CN202120743664 U CN 202120743664U CN 214898885 U CN214898885 U CN 214898885U
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Abstract
The utility model discloses a be applied to lens structure and 5G basic station of 5G communication, lens structure include the curved plate, set up in one side of array antenna, and the crooked direction orientation of curved plate the array antenna, wherein, the curved plate has the bending angle of settlement, have the distance of settlement between the curved plate and the array antenna; and the lens units are uniformly distributed on the curved plate, and each lens unit has a set size so as to match the set bending angle and the set distance to adjust the phase of the electromagnetic wave emitted by the array antenna, so that the electromagnetic wave emitted by the array antenna can be radiated outwards from the curved plate at the same time. Therefore, the lens is designed by adopting a curved surface structure, the occupied space can be reduced, the incident angle of the lens can be ensured in a reasonable range, and the beam scanning capability of the lens structure is improved.
Description
Technical Field
The utility model relates to the field of communication technology, especially, relate to a be applied to lens structure and 5G basic station of 5G communication.
Background
A lens structure is an electromagnetic structure that converts a spherical wave radiated from a point source into a plane wave, thereby obtaining a high-gain beam. The planar lens is the most common lens, the early lens has a single structural function, only energy needs to be gathered, and the antenna feed source gain is improved.
However, as communication technology has developed, systems require lenses with various functions, including lenses with beam scanning capabilities, while planar lenses naturally have disadvantages in beam scanning. First, as the beam scanning angle increases, the area of the planar lens must increase, resulting in a further increase in the footprint of the lens structure. Second, as the angle of the feed beam direction increases, the angle of incidence of the planar lens also increases, which is more likely to cause reflections than transmission, reducing lens performance. Finally, the planar lens has a large area and a large wind resistance, and is not suitable for being placed on a base station tower. Thereby affecting the overall use of the lens structure on a 5G base station.
SUMMERY OF THE UTILITY MODEL
The utility model provides a be applied to lens structure and 5G basic station of 5G communication to improve lens structure's result of use.
In order to realize the technical purpose, the utility model adopts the following technical scheme:
the utility model provides a technical scheme's first aspect provides a be applied to lens structure of 5G communication, include:
the curved plate is arranged on one side of the array antenna, and the bending direction of the curved plate faces the array antenna, wherein the curved plate has a set bending angle, and a set distance is reserved between the curved plate and the array antenna;
and the lens units are uniformly distributed on the curved plate, and each lens unit has a set size so as to match the set bending angle and the set distance to adjust the phase of the electromagnetic wave emitted by the array antenna, so that the electromagnetic wave emitted by the array antenna can be radiated outwards from the curved plate at the same time.
Preferably, the plurality of lens units are equally divided into a plurality of lens unit groups, a plurality of lens units in the lens unit groups are arranged along the width direction of the curved plate, and the plurality of lens unit groups are arranged at equal intervals along the length direction of the curved plate.
Preferably, the size of the lens unit at the center of the lens unit group to the lens units at both sides of the lens unit group is gradually reduced.
Preferably, the curved plate includes a plurality of sub-curved plates, the sub-curved plates are stacked and arranged in a reverse direction of emission of electromagnetic waves, a plurality of lens units are uniformly distributed on each sub-curved plate, and the lens units on each sub-curved plate correspond to each other.
Preferably, an air gap exists between two adjacent sub-curved plates.
Preferably, the curved plate is a flexible curved plate.
Preferably, the lens unit is a regular N-polygon or a circle, wherein N is more than or equal to 4 and is an even number.
Preferably, the curved plate has an annular shape, and the plurality of lens units are uniformly distributed in a plurality of regions of the curved plate along a circumferential direction of the curved plate so as to correspond to the plurality of array antennas in the inner ring of the curved plate.
Preferably, said set bending angle comprises at least 120 °
The utility model provides a second aspect of technical scheme provides a 5G basic station, 5G basic station includes the lens structure.
Compared with the prior art, the utility model, beneficial effect as follows:
the application now provides a new energy-conserving scheme, through at base station antenna front end installation electromagnetic lens, increases antenna radiation gain. Equivalent Isotropic Radiated Power (Effective Isotropic Radiated Power), EIRP is defined as: EIRP is Pt × Gt, Pt denotes transmission power of the transmitter, and Gt denotes antenna gain of the transmitting antenna. In wireless communication engineering, it is common to measure the strength of interference and the ability of a transmitter to transmit a strong signal. By increasing Gt, Pt is reduced under the condition of ensuring that EIRP is not changed, and energy conservation is further realized. Specifically, through with a plurality of lens unit evenly distributed on the curved plate to form curved surface lens structure, simultaneously, every lens unit all has and sets for the size to the electromagnetic wave's that the antenna array transmission was adjusted to the distance that sets for between the curved plate and the array antenna phase place of the curved plate's that sets for bending angle and curved plate of cooperation curved plate, make the electromagnetic wave of array antenna transmission outwards radiate from the curved plate simultaneously, and then strengthen the radiation intensity of electromagnetic wave, increase Gt promptly, thereby realize energy-conservation. In addition, the lens is designed by adopting a curved surface structure, so that the occupied space can be reduced, the incident angle of the lens can be ensured in a reasonable range, and the beam scanning capability of the lens structure is improved.
Drawings
Fig. 1 is a schematic overall structure diagram of a lens structure applied to 5G communication provided by an embodiment of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
fig. 4 is a schematic overall structure diagram of another lens structure applied to 5G communication according to an embodiment of the present invention.
In the drawings, each reference numeral denotes:
1. a curved plate; 11. a sub-curved plate; 2. a lens unit; 3. an array antenna.
Detailed Description
To make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1 to fig. 3, a lens structure for 5G communication according to an embodiment of the present invention includes: a curved plate 1 and a plurality of lens units 2.
The curved plate 1 is arranged on one side of the array antenna 3, and the curved plate 1 is bent towards the array antenna 3, wherein the curved plate 1 has a set bending angle, and a set distance is formed between the curved plate 1 and the array antenna 3; the plurality of lens units 2 are uniformly distributed on the curved plate 1, and each lens unit 2 has a predetermined size to adjust the phase of the electromagnetic wave emitted from the array antenna 3 in accordance with a predetermined bending angle and a predetermined distance, so that the electromagnetic wave emitted from the array antenna 3 can be simultaneously radiated outward from the curved plate 1.
Specifically, the present embodiment provides a new energy saving scheme, in which an electromagnetic lens is installed at the front end of the base station antenna to increase the antenna radiation gain. Equivalent Isotropic Radiated Power (Effective Isotropic Radiated Power), EIRP is defined as: EIRP is Pt × Gt, Pt denotes transmission power of the transmitter, and Gt denotes antenna gain of the transmitting antenna. In wireless communication engineering, it is common to measure the strength of interference and the ability of a transmitter to transmit a strong signal. By increasing Gt, Pt is reduced under the condition of ensuring that EIRP is not changed, and energy conservation is further realized. Specifically, a plurality of lens units 2 are uniformly distributed on the curved plate 1, so that a curved lens structure is formed, and meanwhile, each lens unit 2 has a set size to match with a set bending angle of the curved plate 1 and a set distance between the curved plate 1 and the array antenna 3 to adjust the phase of the electromagnetic wave emitted by the array antenna 3, so that the electromagnetic wave emitted by the array antenna 3 can be radiated outwards from the curved plate 1 at the same time, and the radiation intensity of the electromagnetic wave is enhanced, that is, Gt is increased, so that energy conservation is realized. In addition, the lens is designed by adopting a curved surface structure, so that the occupied space can be reduced, the incident angle of the lens can be ensured in a reasonable range, and the beam scanning capability of the lens structure is improved.
In the above embodiment, it is preferable that the plurality of lens units 2 are equally divided into a plurality of lens unit groups, the plurality of lens units 2 in the lens unit groups are arranged in the width direction of the curved plate 1, and the plurality of lens unit groups are arranged at equal intervals in the length direction of the curved plate 1. Specifically, in this embodiment, the plurality of lens units 1 of each lens unit group are arranged at equal intervals in the width direction of the curved plate 1, and at the same time, the lens unit groups are arranged at equal intervals in turn in the length direction of the curved plate 1, so that the uniformity of the distribution of the lens units 2 can be ensured, and the uniformity of the electromagnetic wave radiation can be ensured. It is easily understood that the distribution provided by the present embodiment is only one of the layout structures, and in other embodiments, the plurality of lens units 2 may be adaptively arranged in other shapes such as a circle, a diamond, and the like.
Referring to fig. 3, in the above-described embodiment, it is preferable that the sizes of the lens unit 2 at the center of the lens unit group to the lens units 2 at both sides of the lens unit group are gradually reduced. Specifically, referring to fig. 2, in the present embodiment, the center of the lens unit group is an area close to the a line, and both sides of the lens unit group are areas close to the B line, and the size of the lens unit 2 closer to the a line area is larger, and the size of the lens unit closer to the B line area is smaller, thereby enabling phase adjustment of the electromagnetic wave emitted from the array antenna 3. This embodiment has realized the phase adjustment to the electromagnetic wave through the size of adjusting lens unit 2, and the implementation is comparatively simple and convenient, and the whole aesthetic property of lens structure is better simultaneously. In other embodiments, the phase of the electromagnetic wave may be adjusted by adjusting parameters such as the material and the thickness of the lens unit 2, and the phase may be adaptively selected according to actual needs.
Referring to fig. 2, in the above embodiment, it is preferable that the curved plate 1 includes a plurality of sub-curved plates 11, the plurality of sub-curved plates 11 are stacked and arranged in a direction opposite to the emission direction of the electromagnetic wave, a plurality of lens units 2 are distributed on each sub-curved plate 11, and the lens units 2 on each sub-curved plate 11 correspond to each other. Specifically, in this embodiment, the curved plate 1 is formed by stacking five sub-curved plates 11, and when an electromagnetic wave is emitted from the array antenna 3, the electromagnetic wave is subjected to phase adjustment sequentially by the five lens units 2, and finally is emitted from the uppermost sub-curved plate 11. In the present embodiment, experiments verify that the use effect of the five sub-curved plates 11 stacked on each other is the best, but not limited to the specific number of the sub-curved plates 11, and in other embodiments, the adaptive adjustment may be performed according to the radiation intensity of the electromagnetic wave or the radiation environment.
In the above embodiment, it is preferable that an air gap exists between two adjacent sub-curved plates 11. Specifically, in this embodiment, the air gaps between two adjacent sub-curved plates 11 are equal, and the specific value can be adaptively selected according to the requirement, so as to be more favorable for the propagation of electromagnetic waves and the adjustment of the phase.
In the above embodiment, it is preferable that the curved plate 1 is a flexible curved plate. Therefore, the structure is simple, meanwhile, the processing can be realized through the plane printing technology, the cost is low, and the method is suitable for mass production. In addition, the curved plate 1 made of the flexible material is light and thin, and the overall weight of the lens structure can be reduced.
In the above embodiment, it is preferable that the lens unit 2 is a regular N-sided polygon or a circle, where N ≧ 4 and is an even number. Specifically, in this embodiment, the lens unit 2 is square, and since the square lens unit 2 is axisymmetric in the length direction or width direction, the lens structure can be applied to a dual-polarization array or a ± 45 ° polarization array, so that the overall applicability of the lens structure is improved, and the lens structure has wider application requirements.
Example two:
referring to fig. 4, in addition to the first embodiment, it is preferable that the curved plate 1 has an annular shape, and the plurality of lens units 2 are uniformly distributed in a plurality of regions of the curved plate 1 along the circumferential direction of the curved plate 1 so as to correspond to the plurality of array antennas 3 in the inner ring of the curved plate 1.
Specifically, in this embodiment, three array antennas 3 are provided, and the three array antennas 3 are enclosed to form an equilateral triangle structure, and accordingly, a distribution area is formed on the curved plate 1 every 120 ° for assembling the lens unit 2, so that each array antenna 3 corresponds to one distribution area of the curved plate 1, thereby forming a 360 ° omni-directional coverage type lens structure, thereby avoiding the electromagnetic wave from overflowing and scattering, and further improving the radiation intensity.
The embodiment of the utility model provides a still provide a 5G basic station, wherein, 5G basic station includes the lens structure in the above-mentioned embodiment to improve 5G basic station's energy-conservation and wave speed scanning ability.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The above description is only the specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or replacements within the technical scope of the present invention, and all should include the shell within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A lens structure applied to 5G communication is characterized by comprising:
the curved plate is arranged on one side of the array antenna, and the bending direction of the curved plate faces the array antenna, wherein the curved plate has a set bending angle, and a set distance is reserved between the curved plate and the array antenna;
and the lens units are uniformly distributed on the curved plate, and each lens unit has a set size so as to match the set bending angle and the set distance to adjust the phase of the electromagnetic wave emitted by the array antenna, so that the electromagnetic wave emitted by the array antenna can be radiated outwards from the curved plate at the same time.
2. The lens structure of claim 1, wherein the plurality of lens units are each divided into a plurality of lens unit groups, wherein the plurality of lens units in the lens unit groups are arranged along a width direction of the curved plate, and wherein the plurality of lens unit groups are arranged at equal intervals along a length direction of the curved plate.
3. The lens structure of claim 2, wherein the size of the lens cells at the center of the group of lens cells to the lens cells on both sides of the group of lens cells gradually decreases.
4. The lens structure of claim 1, wherein said curved plate comprises a plurality of sub-curved plates stacked in a direction opposite to the emission direction of the electromagnetic wave, each of said sub-curved plates having a plurality of lens elements distributed thereon, and each of said sub-curved plates having a plurality of lens elements corresponding to each other.
5. The lens structure of claim 4, wherein an air gap exists between two adjacent sub-curved plates.
6. The lens structure of claim 1, wherein the curved plate is a flexible curved plate.
7. The lens structure of claim 1, wherein the lens units are regular N-sided polygons or circles, where N ≧ 4 and is an even number.
8. The lens structure of claim 1, wherein the curved plate has an annular shape, and the plurality of lens units are uniformly distributed in a plurality of regions of the curved plate along a circumferential direction of the curved plate to correspond to the plurality of array antennas in the inner ring of the curved plate.
9. A lens structure according to any one of claims 1-8, characterized in that the set bending angle comprises at least 120 °.
10. A 5G base station, characterized in that the 5G base station comprises a lens structure according to any of claims 1-9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120743664.2U CN214898885U (en) | 2021-04-12 | 2021-04-12 | Lens structure applied to 5G communication and 5G base station |
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| CN202120743664.2U CN214898885U (en) | 2021-04-12 | 2021-04-12 | Lens structure applied to 5G communication and 5G base station |
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| CN214898885U true CN214898885U (en) | 2021-11-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117855866A (en) * | 2024-03-06 | 2024-04-09 | 西安海天天线科技股份有限公司 | High-gain omnidirectional antenna based on metamaterial lens technology |
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2021
- 2021-04-12 CN CN202120743664.2U patent/CN214898885U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117855866A (en) * | 2024-03-06 | 2024-04-09 | 西安海天天线科技股份有限公司 | High-gain omnidirectional antenna based on metamaterial lens technology |
| CN117855866B (en) * | 2024-03-06 | 2024-05-24 | 西安海天天线科技股份有限公司 | High-gain omnidirectional antenna based on metamaterial lens technology |
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