CN211208669U - Plastic vibrator unit and antenna - Google Patents
Plastic vibrator unit and antenna Download PDFInfo
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- CN211208669U CN211208669U CN201922328275.9U CN201922328275U CN211208669U CN 211208669 U CN211208669 U CN 211208669U CN 201922328275 U CN201922328275 U CN 201922328275U CN 211208669 U CN211208669 U CN 211208669U
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- air
- vibrator
- base layer
- microstrip circuit
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- 229920003023 plastic Polymers 0.000 title claims abstract description 155
- 239000004033 plastic Substances 0.000 title claims abstract description 155
- 238000009713 electroplating Methods 0.000 claims description 15
- 238000002955 isolation Methods 0.000 claims description 13
- 238000010329 laser etching Methods 0.000 claims description 13
- 239000000758 substrate Substances 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000011889 copper foil Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 230000001788 irregular Effects 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 239000011888 foil Substances 0.000 description 6
- 230000005855 radiation Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005388 cross polarization Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229910052705 radium Inorganic materials 0.000 description 2
- HCWPIIXVSYCSAN-UHFFFAOYSA-N radium atom Chemical compound [Ra] HCWPIIXVSYCSAN-UHFFFAOYSA-N 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a plastic vibrator unit, which comprises a plastic base layer and a plurality of plastic vibrators arranged on the plastic base layer, wherein a first air microstrip circuit is attached to the plastic base layer, an upper air patch is arranged above each plastic vibrator, and the upper air patch is provided with a first windowing formed by a second air microstrip circuit; and a lower-layer air patch is arranged below the plastic vibrator and provided with a second window formed by a third air microstrip circuit. The utility model also provides an antenna including the plastic vibrator unit. Therefore, the utility model discloses not only have high accuracy, high performance, low weight and low-cost advantage, can realize low section, miniaturization moreover.
Description
Technical Field
The utility model relates to a base station antenna technical field especially relates to a plastic vibrator unit and antenna.
Background
As the frequency band of a 5G (5th generation mobile communication technology) network moves upward and the coverage capability of a single base station is weakened, the number of base stations increases and the number of antennas used is greatly increased. And predicting that the total number of the 5G base stations is 1.3-1.5 times of the number of the 4G base stations.
Based on the requirement of expanding grid capacity in the 5G era, an antenna array is upgraded to a Massive MIMO (Massive Multiple-Input Multiple-output) technology. The 5G base station mainly adopts 4T4R, 8T8R and Massive MIMO array antenna and micro base station antenna in large scale, wherein the realization of the ultra wide band of the micro base station antenna needs multi-frequency multi-vibration element, and the large antenna array carries dozens of vibrators, so that the requirement of the number of the vibrators is greatly improved. Moreover, the base station Antenna is developed from an original separated Antenna (Antenna + remote radio frequency module RRU) to an AAU (Active Antenna Unit), so that the overall value of a single Antenna is improved. And, the application of 5G large-scale antenna array makes the oscillator form tend to be miniaturized and the number greatly increased.
The traditional oscillator usually adopts a metal process oscillator, a metal plate oscillator and a PCB (printed circuit board) patch oscillator, but if a large number of oscillators are used, the cost is too high. In addition, due to the high frequency band of 5G, the traditional oscillator cannot meet the corresponding precision requirement.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned defect, the present invention provides a plastic vibrator unit and an antenna, which not only have the advantages of high precision, high performance, low weight and low cost, but also can realize low profile and miniaturization.
In order to achieve the above object, the present invention provides a plastic vibrator unit, which includes a plastic base layer and a plurality of plastic vibrators disposed on the plastic base layer, wherein a first air microstrip circuit is attached to the plastic base layer, an upper air patch is disposed above each plastic vibrator, and the upper air patch is provided with a first window formed by a second air microstrip circuit; and a lower-layer air patch is arranged below the plastic vibrator and provided with a second window formed by a third air microstrip circuit.
According to the plastic vibrator unit of the present invention, the middle of the first window of the upper air patch includes a first cross structure formed by crossing at least two second air microstrip circuits; the middle of the second window of the lower air patch comprises a second cross structure formed by crossing at least two third air microstrip circuits.
According to the utility model discloses a plastic vibrator unit, first windowing and/or second windowing be polygon, circular, oval, annular or irregularly shaped.
According to the plastic vibrator unit of the utility model, the first air microstrip circuit forms a power division network; and the first air microstrip circuit is respectively connected with the second air microstrip circuit and the third air microstrip circuit.
According to the plastic vibrator unit of the utility model, a plurality of plastic vibrator groups are arranged on the plastic base layer, and each plastic vibrator group consists of a plurality of plastic vibrators which are horizontally arranged; each plastic vibrator group carries out power division through the first air microstrip circuit.
According to the plastic vibrator unit of the utility model, the upper air patch is processed by laser etching and/or electroplating and then attached to the plastic vibrator;
the lower air patch is processed in a laser etching and/or electroplating mode and then attached to the plastic vibrator; and/or
The first air microstrip circuit is attached to the plastic base layer after being processed in a laser etching and/or electroplating mode.
According to the plastic vibrator unit of the utility model, the plastic base layer and the plurality of plastic vibrators are integrally molded by injection; and/or
At least one input post is integrally formed on the plastic substrate.
According to plastics oscillator unit, plastics basic unit is at every adjacent two be equipped with at least one insulated column and at least one parting strip between the plastics oscillator, the parting strip is fixed on the insulated column.
According to plastics oscillator unit, both sides are adhered to respectively and have the copper foil layer around the plastics basic unit.
The utility model also provides an including the antenna of plastic oscillator unit, a serial communication port, the antenna is still including the reflecting plate, be equipped with at least one on the reflecting plate the plastic oscillator unit.
According to the antenna of the present invention, the plastic vibrator unit is composed of 6 plastic vibrators arranged horizontally; the antenna comprises 16 plastic vibrator units, wherein the 16 plastic vibrator units are vertically arranged in 8 groups, and each group comprises 2 plastic vibrator units which are horizontally arranged.
The utility model discloses plastic vibrator unit includes a plastic base layer and locates a plurality of plastic vibrator in the plastic base layer, adhere to on the plastic base layer and be equipped with first air microstrip circuit, top, the below of every plastic vibrator are equipped with the upper air paster and the lower floor air paster of microstrip antenna windowing mode respectively. Preferably, the middle of the first window of the upper air patch comprises a first cross structure formed by crossing at least two second air microstrip circuits; and the middle of the second window of the lower air patch comprises a second cross structure formed by crossing at least two third air microstrip circuits. The utility model discloses plastic vibrator unit adopts the plastics material, the demand of satisfying 5G antenna high accuracy, low cost, high performance that can be better to the microstrip antenna mode of windowing can the effectual radiation height that reduces upper air paster and lower floor's air paster, not only can realize low section, miniaturization, can improve the radiation gain and the bandwidth of antenna moreover.
Drawings
Fig. 1 is a top view of a preferred plastic vibrator unit of the present invention;
fig. 2 is a bottom view of a preferred plastic vibrator unit of the present invention;
fig. 3 is a perspective view of a preferred plastic vibrator unit of the present invention;
fig. 4 is a plan view of the antenna of the present invention preferably having the plastic vibrator unit.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It should be noted that references in the specification to "one embodiment," "an example embodiment," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not intended to refer to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.
Moreover, where certain terms are used throughout the description and following claims to refer to particular components or features, those skilled in the art will understand that manufacturers may refer to a component or feature by different names or terms. This specification and the claims that follow do not intend to distinguish between components or features 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. In addition, the term "connected" as used herein includes any direct and indirect electrical connection. Indirect electrical connection means include connection by other means.
As shown in fig. 1 to 3, the utility model provides a plastic vibrator unit 10, including a plastic base layer 11 and a plurality of plastic vibrators 12 arranged on the plastic base layer 11, preferably, plastic base layer 11 and a plurality of plastic vibrators 12 are integrated into one piece. The plastic base layer 11 is attached with a first air microstrip circuit 13, as shown in fig. 1, an upper air patch 14 is disposed above each plastic vibrator 12, and the upper air patch 14 is provided with a first window 142 formed by a second air microstrip circuit 141. As shown in fig. 2, a lower air patch 15 is provided below each plastic vibrator 12, and the lower air patch 15 is provided with a second window 152 formed by a third air microstrip circuit 151.
The utility model provides a plastic vibrator unit 10 can be applied to miniaturized 5G plastic antenna to plastic vibrator unit 10 adopts microstrip antenna mode of windowing can very effectual reduction upper air paster 14 and the radiation height of lower floor's air paster 15, thereby can satisfy the low section of 5G antenna, miniaturized demand, and can improve the radiation gain and the bandwidth of antenna.
In this embodiment, the first window 142 and/or the second window 152 are square. Indeed, the first window 142 and the second window 152 of the present invention are not limited in shape and may be any polygon, circle, ellipse, ring, or irregular shape, etc.
Preferably, the middle of the first window 142 of the upper air patch 14 includes a first cross structure formed by crossing at least two second air microstrip circuits 141. Preferably, the two second air microstrip circuits 141 are orthogonal to each other vertically to form a first cross structure, and loading can be performed at the intersection of the two second air microstrip circuits 141. The first window 142 of the upper air patch 14 adopts a cross-type microstrip antenna window mode, which can effectively form high cross polarization ratio, high front-to-back ratio, high gain, high bandwidth, low profile and miniaturization.
Preferably, the middle of the second window 152 of the lower air patch 15 includes a second cross structure formed by crossing at least two third air microstrip circuits 151. The second cross structure corresponds to the first cross structure. Preferably, the two third air microstrip circuits 151 are orthogonal to each other to form a second cross structure, and loading can be performed at the intersection of the two third air microstrip circuits 151. The lower air patch 15 and the upper air patch 14 can form a double resonance, which produces a broadband effect and can achieve a low profile and a small size to some extent.
Preferably, the upper air patch 14 is attached to the plastic vibrator 12 after being processed by laser etching, electroplating or the like; the lower air patch 15 is processed by laser etching, electroplating or the like and then attached to the plastic vibrator 12; and/or the first air microstrip circuit 13 is attached to the plastic base layer 11 after being processed by laser etching, electroplating or the like. The utility model discloses processing is simple, and the later stage need not to carry out a large amount of manual assembly, has reduced the cost of antenna to a certain extent. The plastic vibrator unit 10 is formed by means of processes of laser etching, electroplating and the like after being subjected to injection molding by a plastic mold, the characteristics of high precision, low weight and low cost are determined by the characteristics of plastic materials, and the development of the plastic vibrator can be promoted by the advantages of high precision, low weight, low cost and the like.
Preferably, the upper air patch 14 is attached to the plastic vibrator 12 after being processed by laser etching and/or electroplating; the lower air patch 15 is processed by laser etching and/or electroplating and then attached to the plastic vibrator 12; and/or the first air microstrip circuit 13 is attached to the plastic base layer 11 after being processed by laser etching and/or electroplating. The utility model discloses processing is simple, and the later stage need not to carry out a large amount of manual assembly, has reduced the cost of antenna to a certain extent. The utility model discloses plastic vibrator unit 10 adopts plastic mold to mould plastics the back, through technology machine-shaping such as radium carving, electroplating again, and high accuracy, low weight and low-cost characteristic have been decided to plastic material's characteristic, and advantages such as high accuracy, low weight and low-cost will promote the development of plastic vibrator.
In the embodiments shown in fig. 1 to 3, the first air microstrip circuit 13 forms a power division network. And the first air microstrip circuit 13 is connected to the second air microstrip circuit 141 and the third air microstrip circuit 151, respectively. In this embodiment, the first air microstrip circuit 13 forms a power division network with one division into three divisions. The transmitting plate can be used as the ground of the power divider, so that the electroplating area and the cost can be better reduced. Of course, the utility model discloses power distribution network 14 is not limited to one minute three merit and divides the network, can also divide the network, divide the network one minute five merit etc. for one minute two merits.
Preferably, a plurality of plastic vibrator groups are arranged on the plastic base layer 11, and each plastic vibrator group is composed of a plurality of horizontally arranged plastic vibrators 12; each plastic vibrator group is power-divided by a first air microstrip circuit 13. In the embodiment shown in fig. 1 to 3, the plastic vibrator unit 10 is composed of 6 plastic vibrators 12 arranged horizontally. The utility model discloses plastic vibrator unit 10 adopts 6 to close 1's mode, and every 3 oscillators are 1 group, and every group adopts the mode of air microstrip to carry out the merit and divides, has reduced the area and the time of radium carving to a certain extent to reduce the cost of antenna. Of course, the number of plastic vibrators 12 included in each plastic vibrator unit 10 may be 2, 3, 4, 5, 7 or more, i.e. the number of plastic vibrators 12 is not limited.
As shown in fig. 1 and 3, the plastic substrate 11 is preferably provided with at least one isolation pillar 18 and at least one isolation bar 19 between every two plastic vibrators 12, and the isolation bar 19 is fixed on the isolation pillar 18. The utility model discloses an isolation border such as certain parting strip 19, remove the limit and be listed as and the next door influences of the mutual couple of shaking the unit to realize the effect of high isolation, scald the mode of pressing through high temperature, be in the same place parting strip 19 and insulated column 18 are fixed. The installation height and stability of the isolation bars 19 are ensured by controlling the isolation columns 18.
As shown in fig. 2, the plastic substrate 11 is preferably provided with an input post 16 as an input port, and the plastic substrate 11 and the input post 16 are preferably integrally injection-molded, so that the mold cost can be reduced. At a later stage, the input column 16, which is made of plastic, may be connected to a unit or component, such as an underlying calibration network, by way of welding or the like as a weld.
As shown in fig. 1 to 3, metal foil layers 17 having a predetermined height are attached to front and rear sides of the plastic substrate 11, respectively, and the metal foil layers 17 are made of a metal material. In the present embodiment, the metal foil layer 17 is preferably a copper foil layer. Of course, the metal foil layer 17 may be an aluminum foil layer or the like. The metal foil layer 17 is connected with the bottom for grounding, so that the indexes such as cross polarization and isolation of the vibrator can be effectively improved, and the data of the plastic vibrator in the whole antenna can be fully ensured.
As shown in fig. 4, the present invention further provides an antenna 100 including the plastic vibrator unit 10 shown in fig. 1 to 3, wherein the antenna 100 further includes a reflection plate, and at least one plastic vibrator unit 10 is disposed on the reflection plate. The antenna 100 is preferably a 5G antenna.
More preferably, the plastic vibrator unit 10 is composed of 6 plastic vibrators 12 arranged horizontally; the antenna 100 comprises 16 plastic element units 10, wherein the 16 plastic element units 10 are vertically arranged in 8 groups, and each group comprises 2 plastic element units 10 which are horizontally arranged. The utility model discloses the main design makes up on the axial direction, and is simple, quick for realizing the assembly of plastic vibrator, makes 1 mode of dragging 6 with the plastic vibrator, and the complete machine antenna adopts 16 groups of plastic module to assemble, has reduced the cost of labor of antenna to a certain extent. Of course, the number of the plastic vibrator units 10 included in the antenna 100 is not limited.
To sum up, the utility model discloses plastic vibrator unit includes a plastic basic unit and locates a plurality of plastic vibrator in the plastic basic unit, adhere to on the plastic basic unit and be equipped with first air microstrip circuit, top, the below of every plastic vibrator are equipped with the upper air paster and the air paster of lower floor of microstrip antenna windowing mode respectively. Preferably, the middle of the first window of the upper air patch comprises a first cross structure formed by crossing at least two second air microstrip circuits; and the middle of the second window of the lower air patch comprises a second cross structure formed by crossing at least two third air microstrip circuits. The utility model discloses plastic vibrator unit adopts the plastics material, the demand of satisfying 5G antenna high accuracy, low cost, high performance that can be better to the microstrip antenna mode of windowing can the effectual radiation height that reduces upper air paster and lower floor's air paster, not only can realize low section, miniaturization, can improve the radiation gain and the bandwidth of antenna moreover.
Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.
Claims (10)
1. A plastic vibrator unit is characterized by comprising a plastic base layer and a plurality of plastic vibrators arranged on the plastic base layer, wherein a first air microstrip circuit is attached to the plastic base layer, an upper air patch is arranged above each plastic vibrator, and the upper air patch is provided with a first window formed by a second air microstrip circuit; and a lower-layer air patch is arranged below the plastic vibrator and provided with a second window formed by a third air microstrip circuit.
2. The plastic vibrator unit of claim 1, wherein the middle of the first window of the upper air patch includes a first cross structure formed by crossing at least two second air microstrip circuits; the middle of the second window of the lower air patch comprises a second cross structure formed by crossing at least two third air microstrip circuits.
3. The plastic vibrator unit according to claim 1, wherein the first window and/or the second window is polygonal, circular, oval, ring-shaped, or irregular.
4. The plastic vibrator unit of claim 1, wherein the first air microstrip circuit forms a power division network; and the first air microstrip circuit is respectively connected with the second air microstrip circuit and the third air microstrip circuit.
5. The plastic vibrator unit according to claim 1, wherein a plurality of plastic vibrator groups are provided on the plastic base layer, each of the plastic vibrator groups being composed of a plurality of the plastic vibrators arranged horizontally; each plastic vibrator group carries out power division through the first air microstrip circuit.
6. The plastic vibrator unit of claim 1, wherein the upper air patch is processed by laser etching and/or electroplating and then attached to the plastic vibrator;
the lower air patch is processed in a laser etching and/or electroplating mode and then attached to the plastic vibrator; and/or
The first air microstrip circuit is attached to the plastic base layer after being processed in a laser etching and/or electroplating mode.
7. The plastic vibrator unit of claim 1, wherein the plastic base layer and the plurality of plastic vibrators are integrally injection molded; and/or
At least one input post is integrally formed on the plastic substrate.
8. The plastic vibrator unit of claim 1, wherein the plastic base layer is provided with at least one isolation column and at least one isolation strip between every two adjacent plastic vibrators, and the isolation strips are fixed on the isolation columns.
9. The plastic vibrator unit of claim 1, wherein copper foil layers are attached to the front and rear sides of the plastic base layer, respectively.
10. An antenna comprising a plastic oscillator unit as claimed in any one of claims 1 to 9, wherein the antenna further comprises a reflector plate, and at least one plastic oscillator unit is arranged on the reflector plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922328275.9U CN211208669U (en) | 2019-12-23 | 2019-12-23 | Plastic vibrator unit and antenna |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922328275.9U CN211208669U (en) | 2019-12-23 | 2019-12-23 | Plastic vibrator unit and antenna |
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| CN211208669U true CN211208669U (en) | 2020-08-07 |
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| CN201922328275.9U Active CN211208669U (en) | 2019-12-23 | 2019-12-23 | Plastic vibrator unit and antenna |
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| CN (1) | CN211208669U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110970714A (en) * | 2019-12-23 | 2020-04-07 | 摩比科技（深圳）有限公司 | Plastic vibrator unit and antenna |
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- 2019-12-23 CN CN201922328275.9U patent/CN211208669U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110970714A (en) * | 2019-12-23 | 2020-04-07 | 摩比科技（深圳）有限公司 | Plastic vibrator unit and antenna |
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