CN206313131U - Low profile antenna - Google Patents
Low profile antenna Download PDFInfo
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- CN206313131U CN206313131U CN201621476795.4U CN201621476795U CN206313131U CN 206313131 U CN206313131 U CN 206313131U CN 201621476795 U CN201621476795 U CN 201621476795U CN 206313131 U CN206313131 U CN 206313131U
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- Prior art keywords
- parallel
- plate waveguide
- low profile
- waveguide
- profile antenna
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Abstract
The utility model discloses a kind of low profile antenna, the low profile antenna includes：Work(point feed section；Parallel-plate waveguide, work(point feed section be connected with parallel-plate waveguide and with the side surface coupling of parallel-plate waveguide；And gap radiation layer, including multiple plane gap waveguides, gap radiation layer is covered in the upper plane of parallel-plate waveguide and coupled with the upper plane of parallel-plate waveguide；Wherein, work(point feed section forms the conversion of input rectangular waveguide to parallel-plate waveguide by way of parallelly feeding；And parallel-plate waveguide feeds to gap radiation layer.The utility model is by that using highly relatively low parallel-plate waveguide and the formation gap radiation layer in parallel-plate waveguide top planes, can reduce the profile elevations h of antenna, so as to have more low section；The mode of parallelly feeding is designed simply and impedance band is wider, and antenna can be made to have broad frequency band.
Description
Technical field
The utility model is related to antenna technical field, it particularly relates to a kind of low profile antenna.
Background technology
In a wireless communication system, in order to realize flexible, convenient means of communication, it is necessary to antenna has small volume, weight
Gently, the characteristics of function is complete.
In existing Antenna Design, in order to realize all carrying out beam scanning in level and pitch orientation, this is accomplished by day
Line can be rotated with pitch orientation in the horizontal direction；Can also the pitch orientation of antenna itself do not rotate, and utilize phase
Battle array technology is controlled to realize beam scanning.With regard to current demand, in the market occurs in that many for communication in moving (the satellite ground in mobile
Face station communicates) antenna product of system.Communication in moving technology be on the mobile vehicles such as such as automobile, naval vessel, aircraft, guided missile at any time
Everywhere with satellite communication.And antenna is one of key of communication in moving technology.According to the application need to communication in moving system antenna product
Ask, low section, it is easily conformal be its developing direction.
The existing antenna product for communication in moving has the dynamic of the companies such as high, medium and low three kinds of sections, such as Trackstar
In lead to antenna product.But the section of these antenna for satellite communication in motion products is all higher.
For the problem higher of antenna section in correlation technique, effective solution is not yet proposed at present.
Utility model content
For the problem higher of antenna section in correlation technique, the utility model proposes a kind of low profile antenna, can have
There is more low section.
What the technical solution of the utility model was realized in：
According to one side of the present utility model, there is provided a kind of low profile antenna, including：Work(point feed section；
Parallel-plate waveguide, work(point feed section be connected with parallel-plate waveguide and with the side surface coupling of parallel-plate waveguide；And
Gap radiation layer, including multiple plane gap waveguides, gap radiation layer are covered in the upper plane and and parallel-plate of parallel-plate waveguide
Wherein, work(point feed section forms input rectangular waveguide to parallel Lamb wave by way of parallelly feeding for the upper plane coupling of waveguide
The conversion led；And parallel-plate waveguide feeds to gap radiation layer.
Preferably, gap radiation layer is CTS radiating layers.
Preferably, the inside of parallel-plate waveguide is Filled Dielectrics.
Preferably, medium includes：Any one among FR4, F4B, polytetrafluoroethylene (PTFE) and ceramics.
Preferably, the inside of parallel-plate waveguide is air filling.
Preferably, CTS radiating layers include multiple spaced sets and the horizontal minor matters being parallel to each other are radiated with being formed
Plane gap waveguide.
Preferably, work(point feed section includes：Multiple power splitters of cascade.
Preferably, work(point feed section also includes：Multiple coupling units, multiple coupling units are connected respectively in multiple
Between afterbody power splitter and parallel-plate waveguide, for by the multiple afterbody power splitters and parallel-plate in multiple power splitters
Waveguide is coupled.
Preferably, multiple power splitters are T-shaped power splitter.
Preferably, the section of multiple transverse direction minor matters is rectangle.
The utility model is by using highly relatively low parallel-plate waveguide and the formation seam in parallel-plate waveguide top planes
Gap radiating layer, can reduce the profile elevations h of antenna, so as to have more low section；The mode of parallelly feeding designs simple and impedance
Frequency band is wider, and antenna can be made to have broad frequency band.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Needed for the accompanying drawing to be used be briefly described, it should be apparent that, drawings in the following description are only of the present utility model
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other accompanying drawings.
It should be noted that these accompanying drawings be intended to show to be used in some exemplary embodiments method, structure and/
Or the general characteristic of material, and for supplementing word description presented below.However, these accompanying drawings are not proportional painting
System, and the precision architecture or Performance Characteristics of any given embodiment can not possibly be accurately reacted, and be not construed as leading to
Cross exemplary embodiment to comprising meaning or the scope of attribute be defined or limit.What is used in multiple accompanying drawings is similar
Or identical reference number is intended to suggest that similar or identical element or part.
Fig. 1 is the schematic top plan view of the low profile antenna according to the utility model embodiment；
Fig. 2 is the schematic side view of Fig. 1；
Fig. 3 is the analogous diagram in the E faces direction according to the low profile antenna of the utility model embodiment.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art are obtained all belongs to
In the scope of the utility model protection.
According to embodiment of the present utility model, there is provided a kind of low profile antenna.
As depicted in figs. 1 and 2, the low profile antenna according to the utility model embodiment includes：Work(point feed section 10 and
Work(point feed section 10 connection parallel-plate waveguide 20 and be covered in parallel-plate waveguide 20 upper plane gap radiation layer
30；Wherein, work(point feed section 10 forms input rectangular waveguide 40 turning to parallel-plate waveguide 20 by way of parallelly feeding
Change；Parallel-plate waveguide 20 is used to be fed to gap radiation layer 30, and gap radiation layer 30 includes multiple plane gap waveguides.Work(point feedback
Electric part 10 then couples from the side surface coupling of parallel-plate waveguide 20, gap radiation layer 30 with the upper plane of parallel-plate waveguide 20.
Above-mentioned technical proposal, by the highly relatively low parallel-plate waveguide 20 of use and in the top planes of parallel-plate waveguide 20
Upper formation gap radiation layer 30, can reduce the profile elevations h of antenna, so as to have more low section；The mode of parallelly feeding is designed
It is simple and impedance band is wider, can make antenna that there is broad frequency band.
Low profile antenna of the present utility model can also include other slave parts, for example, can include parallel-plate waveguide 20
Support section, the fastening part of peripheral structure and interface conversion part etc.；Each portion of low profile antenna of the present utility model
Point material and its between connection can suitably select, for example work(point feed section 10 can be machined knot for all-metal
Structure, is attached by the modes such as screw, welding or grafting and parallel-plate waveguide 20；Gap radiation layer 30 can be by gluing knot etc.
Mode is fixed and is covered in parallel-plate waveguide 20.
Rectangular waveguide is rectangular cross-section, the cavity of interior empty outer closure being made of metal material, can be used for transmitting pin
Rate electromagnetic wave signal very high, can make decay very little of the electromagnetic wave of high frequency in transmitting procedure.Electromagnetic wave is by longitudinal field point
The presence or absence of amount can be divided into three kinds of TE ripples, TM ripples and TEM ripples, TE ripples and TM ripples can only be transmitted in rectangular waveguide and can not be transmitted
TEM ripples.Therefore need to complete to be input into the conversion of rectangular waveguide 40 to parallel-plate waveguide 20 by work(point feed section 10.
Specifically, in practical engineering application, the main mould of rectangular waveguide is TE10Mould, work(point feed section 10 realizes rectangle
The TE of waveguide 4010Mould to the TEM ripples of parallel-plate waveguide 20 conversion, while rectangular waveguide 40 by parallel-plate waveguide 20 to gap
Radiating layer 30 is fed, and then the energy of TEM ripples is radiated what is specified by the layer of the gap radiation including multiple plane gap waveguides 30
Region.
According to one embodiment of the present utility model, work(point feed section 10 includes：Multiple power splitters of multi-stage cascade.Root
According to actual demand, power splitter can be designed to repetitional structure or a certain proportion of work(separation structure such as not.
Preferably, multiple power splitters are T-shaped power splitter 11, realize the function of one-to-two.Previous stage T-shaped power splitter 11
Output end is connected to the input of rear stage T-shaped power splitter 11.Fig. 1 is illustrated that work(point feed section 10 includes level Four cascade
The situation of multiple T-shaped power splitters 11, in practical application, can be arranged as required to the particular number of power splitter multi-stage cascade.Work(point
The tuning manner of the bifurcation of device can be using structures such as screw, rectangular recess, semi-circular recesses, triangular grooves.
According to one embodiment of the present utility model, work(point feed section 10 also includes：Multiple coupling units 12, multiple couplings
Close part 12 to be connected respectively 20 between multiple afterbody power splitters and parallel-plate waveguide, for by multiple afterbodies
The power splitter of cascade is coupled with parallel-plate waveguide 20.
According to one embodiment of the present utility model, gap radiation layer for CTS (Continue Transverse Stub,
Continuous transverse minor matters) radiating layer.Further, CTS radiating layers include multiple spaced sets and the horizontal minor matters being parallel to each other
The 31 plane gap waveguides 32 radiated with formation.CTS radiating layers set continuous multiple by parallel-plate waveguide 20
Horizontal minor matters 31, the section of plurality of horizontal minor matters 31 is rectangle.Multiple transverse direction minor matters 31 are caused along longitudinal propagation
TEM ripples are blocked by continuous transverse direction minor matters 31, and induce displacement current between horizontal minor matters 31, and the displacement current is in horizontal stroke
Equivalent electric field, and radiation field have been encouraged to the surrounding of minor matters 31.CTS antennas have lightweight, simple structure, radiation efficiency
High and low cost and other advantages, the position distribution of the horizontal minor matters 31 of adjustment can be to the wave beam of low profile antenna of the present utility model
Width and minor level are controlled.
According to one embodiment of the present utility model, the inside of parallel-plate waveguide 20 can fill for air.Using without Jie
Matter filling is the parallel-plate waveguide of air filling, can have relatively low loss, can mitigate the overall weight of antenna.
According to one embodiment of the present utility model, the inside of parallel-plate waveguide 20 can be Filled Dielectrics.
Further, can be including FR4, F4B, polytetrafluoroethylene (PTFE) and low loss dielectric material etc. ceramics for the medium filled
Any one among material.
As shown in figure 3, be the analogous diagram in the E faces direction according to the low profile antenna of the utility model embodiment, wherein horizontal
Coordinate Theta represents azimuthal angle (deg), and ordinate Gain represents gain.As can be seen from Figure 3 it is of the present utility model
Very well, the coordinate of main lobe summit m points can reach the directionality of low profile antenna radiation for (0,31.5453), i.e. gain
31.5dB.Low profile antenna of the present utility model can apply in communication in moving system.
In sum, by means of above-mentioned technical proposal of the present utility model, by using highly relatively low parallel-plate waveguide
20 and in the top planes of parallel-plate waveguide 20 formed gap radiation layer 30, the profile elevations h of antenna can be reduced, so as to have
More low section, from cross-section structure as can be seen that the profile elevations h of whole antenna is only higher by one layer of radiating layer than slab guide, entirely
Structure of the product into hither plane；The mode of parallelly feeding is designed simply and impedance band is wider, and antenna can be made to have wider frequency
Band.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all at this
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (10)
1. a kind of low profile antenna, it is characterised in that including：
Work(point feed section；
Parallel-plate waveguide, the work(point feed section be connected with the parallel-plate waveguide and with the side surface coupling of parallel-plate waveguide；
And
Gap radiation layer, including multiple plane gap waveguides, the gap radiation layer are covered in the upper plane of parallel-plate waveguide simultaneously
Coupled with the upper plane of the parallel-plate waveguide；
Wherein, the work(point feed section forms input rectangular waveguide to the parallel-plate waveguide by way of parallelly feeding
Conversion；And the parallel-plate waveguide feeds to gap radiation layer.
2. low profile antenna according to claim 1, it is characterised in that the gap radiation layer is CTS radiating layers.
3. low profile antenna according to claim 1, it is characterised in that the inside of the parallel-plate waveguide is filled out for medium
Fill.
4. low profile antenna according to claim 3, it is characterised in that the medium includes：FR4, F4B, polytetrafluoroethyl-ne
Alkene and ceramics among any one.
5. low profile antenna according to claim 1, it is characterised in that the inside of the parallel-plate waveguide is filled out for air
Fill.
6. low profile antenna according to claim 2, it is characterised in that the CTS radiating layers include spaced set and
The multiple transverse direction minor matters being parallel to each other are to form the plane gap waveguide for being radiated.
7. low profile antenna according to claim 1, it is characterised in that the work(point feed section includes：What is cascaded is more
Individual power splitter.
8. low profile antenna according to claim 7, it is characterised in that the work(point feed section also includes：
Multiple coupling units, the multiple coupling unit is connected respectively in multiple afterbody power splitters and the parallel-plate
Between waveguide, for the multiple afterbody power splitter in the multiple power splitter to be carried out into coupling with the parallel-plate waveguide
Close.
9. low profile antenna according to claim 7, it is characterised in that the multiple power splitter is T-shaped power splitter.
10. low profile antenna according to claim 6, it is characterised in that the section of the multiple horizontal minor matters is square
Shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621476795.4U CN206313131U (en) | 2016-12-30 | 2016-12-30 | Low profile antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621476795.4U CN206313131U (en) | 2016-12-30 | 2016-12-30 | Low profile antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206313131U true CN206313131U (en) | 2017-07-07 |
Family
ID=59248568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621476795.4U Expired - Fee Related CN206313131U (en) | 2016-12-30 | 2016-12-30 | Low profile antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206313131U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108270072A (en) * | 2016-12-30 | 2018-07-10 | 深圳超级数据链技术有限公司 | low profile antenna |
-
2016
- 2016-12-30 CN CN201621476795.4U patent/CN206313131U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108270072A (en) * | 2016-12-30 | 2018-07-10 | 深圳超级数据链技术有限公司 | low profile antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190814 Address after: 518000 Guangdong city of Shenzhen province Nanshan District South Road West Guangxi Temple northbound sun Huayi Building 1 15D-02F Co-patentee after: Shenzhen Kuang-Chi Innovation Technology Co., Ltd. Patentee after: Shenzhen Guangqi Hezhong Technology Co., Ltd. Address before: Bantian street Longgang District of Shenzhen City, Guangdong province 518000 Jihua Road, the new world Huasai Industrial Area No. 2, building 101 (two floor) 201 Co-patentee before: Shenzhen Kuang-Chi Innovation Technology Co., Ltd. Patentee before: SHENZHEN CHAOJI DATA CHAIN TECHNOLOGY CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170707 Termination date: 20201230 |