CN206585071U - Low profile antenna - Google Patents
Low profile antenna Download PDFInfo
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- CN206585071U CN206585071U CN201621479551.1U CN201621479551U CN206585071U CN 206585071 U CN206585071 U CN 206585071U CN 201621479551 U CN201621479551 U CN 201621479551U CN 206585071 U CN206585071 U CN 206585071U
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- low profile
- profile antenna
- plate waveguide
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Abstract
The utility model discloses a kind of low profile antenna, the low profile antenna includes：Work(point feed section, the parallel-plate waveguide being connected with work(point feed section and the gap radiation layer being covered in above parallel-plate waveguide；Work(point feed section forms input rectangular waveguide to the conversion of parallel-plate waveguide by way of series feed；Parallel-plate waveguide is used to feed to gap radiation layer.The utility model forms gap radiation layer by using highly relatively low parallel-plate waveguide and in parallel-plate waveguide, can reduce the profile elevations h of antenna, so that with more low section；Simultaneously using the work(point feed section of series feed mode, antenna structure can be made compacter, reduce the overall volume of antenna.
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 which antenna has small volume, weight
Gently, the characteristics of function is complete.
In existing Antenna Design, beam scanning is all carried out in level and pitch orientation in order to realize, 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, which is occurred in that, is much used for communication in moving (satellite on the move
Face station communicates) antenna product of system.Communication in moving technology be such as automobile, naval vessel, aircraft, guided missile on mobile vehicle 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 high, medium and low three kinds of sections, and the company such as Trackstar is moved
In lead to antenna product.But the section of these antenna for satellite communication in motion products is all higher.
For antenna section in correlation technique it is higher the problem of, effective solution is not yet proposed at present.
Utility model content
For antenna section in correlation technique it is higher the problem of, 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：State above parallel-plate waveguide
Gap radiation layer；Work(point feed section forms input rectangular waveguide to the conversion of parallel-plate waveguide by way of series feed；
Parallel-plate waveguide is fed to gap radiation layer.
In one embodiment, gap radiation layer is CTS radiating layers.
In one embodiment, the inside of parallel-plate waveguide is Filled Dielectrics.
In one embodiment, the inside of parallel-plate waveguide is filled for air.
In one embodiment, work(point feed section includes：The equal isolation element of multiple spacing distances is multiple to be formed
It is connected in series and mutually isolated work(point output port.
In one embodiment, work(point feed section also includes：Multiple tuned cells, are correspondingly arranged in multiple work(point output
In port, the output for suppressing work(point feed section is disturbed.
In one embodiment, tuned cell includes the metal column being arranged on output port central axis.
In one embodiment, medium includes：Any one among FR4, F4B, polytetrafluoroethylene (PTFE) and ceramics.
In one embodiment, multiple isolation elements are T-shaped structure.
In one embodiment, CTS radiating layers include multiple spaced sets and the horizontal minor matters that are parallel to each other are to form
The plane gap waveguide radiated.
The utility model forms gap radiation by using highly relatively low parallel-plate waveguide and in parallel-plate waveguide
Layer, can reduce the profile elevations h of antenna, so that with more low section；Simultaneously using the work(point current feed department of series feed mode
Point, antenna structure can be made compacter, reduce the overall volume of antenna.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
In required for the accompanying drawing that uses 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 use 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 paint
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 Fig. 1 schematic side view；
Fig. 3 is the analogous diagram in the E faces direction according to the low profile antenna of the utility model embodiment.
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
The scope protected in the utility model.
According to embodiment of the present utility model, there is provided a kind of low profile antenna.
As depicted in figs. 1 and 2, included according to the low profile antenna of the utility model embodiment：Work(point feed section 10, with
The parallel-plate waveguide 20 of the connection of work(point feed section 10 and the gap radiation layer 30 for being covered in the top of parallel-plate waveguide 20；Its
In, the output end of work(point feed section 10 is identical with the width of the input of parallel-plate waveguide 20, and work(divides feed section 10 from parallel
The side coupling feed-in of board waveguide 20.Work(point feed section 10 forms input rectangular waveguide 40 to flat by way of series feed
The conversion of plate waveguide 20；Parallel-plate waveguide 20 is used to feed to gap radiation layer 30.
Above-mentioned technical proposal, forms seam by using highly relatively low parallel-plate waveguide 20 and in parallel-plate waveguide 20
Gap radiating layer 30, can reduce the profile elevations h of antenna, so that with more low section；Simultaneously using the work(point of series feed mode
Feed section 10, can make antenna structure compacter, reduce the overall volume of antenna.
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 pass through gluing knot etc.
Mode, which is fixed, to be 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 very high electromagnetic wave signal, 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, can only transmit TE ripple and TM ripple in rectangular waveguide and can not transmit
TEM ripples.Therefore need to complete input rectangular waveguide 40 to the conversion of 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：The equal isolation of multiple spacing distances
Element 11 is to form multiple be connected in series and mutually isolated work(point output port 12.
Preferably, multiple isolation elements 11 are T-shaped structure.The element of spacer units 11 is located at work(point feed section 10
Edge, is immediately adjacent to each other with parallel-plate waveguide 20.Transverse direction " one " the word minor matters of T-shaped structure are close to the side of rectangular waveguide 40, T words
Transverse direction " Shu " the word minor matters of shape structure point to parallel-plate waveguide 20.
According to one embodiment of the present utility model, work(point feed section 10 also includes：Multiple tuned cells, are correspondingly arranged
In multiple work(point output port, the output for suppressing work(point feed section 10 is disturbed.
Preferably, tuned cell includes the metal column 13 being arranged on the work(point central axis of output port 12.Preferably,
Metal column 13 is located on transverse direction " one " word minor matters line midpoint of two adjacent T-shaped structures.
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 being formed.CTS radiating layers are continuous multiple by being set in parallel-plate waveguide 20
Horizontal minor matters 31, the section of plurality of horizontal minor matters 31 is convex shape.Multiple horizontal minor matters 31 cause along longitudinal propagation
TEM ripples blocked by continuous horizontal minor matters 31, and induce displacement current between horizontal minor matters 31, the displacement current
Equivalent electric field, and radiation field have been encouraged around horizontal minor matters 31.CTS antennas have lightweight, simple in construction, spoke
Efficiency high and low cost and other advantages are penetrated, the position distribution of the horizontal minor matters 31 of adjustment can be to low profile antenna of the present utility model
Beam angle and minor level be controlled.
According to one embodiment of the present utility model, the inside of parallel-plate waveguide 20 is Filled Dielectrics.
Alternatively, the above-mentioned medium for being used to fill can include：The low-losses such as FR4, F4B, polytetrafluoroethylene (PTFE) and ceramics are situated between
Any one among material.
According to one embodiment of the present utility model, the inside of parallel-plate waveguide 20 is filled for air.Filled out using without medium
The parallel-plate waveguide of i.e. air filling is filled, there can be relatively low transmission loss, the overall weight of antenna can be mitigated.
As shown in figure 3, being 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 summary, by means of above-mentioned technical proposal of the present utility model, by using highly relatively low parallel-plate waveguide
20 and gap radiation layer 30 is formed in parallel-plate waveguide 20, the profile elevations h of antenna can be reduced, so as to cut open with lower
Face；Simultaneously using the work(point feed section 10 of series feed mode, antenna structure can be made compacter, reduce the whole of antenna
Body volume.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
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, the parallel-plate waveguide being connected with the work(point feed section and it is covered in the parallel-plate waveguide
The gap radiation layer of top；
The work(point feed section forms input rectangular waveguide to the conversion of the parallel-plate waveguide by way of series feed；
The parallel-plate waveguide is fed 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 1, it is characterised in that the inside of the parallel-plate waveguide is filled out for air
Fill.
5. low profile antenna according to claim 1, it is characterised in that the work(point feed section includes：Multiple intervals
Equidistant isolation element is to form multiple be connected in series and mutually isolated work(point output port.
6. low profile antenna according to claim 5, it is characterised in that the work(point feed section also includes：
Multiple tuned cells, are correspondingly arranged in the multiple work(point output port, for suppressing the work(point feed section
Output interference.
7. low profile antenna according to claim 6, it is characterised in that the tuned cell includes being arranged at the work(point
Metal column on output port central axis.
8. low profile antenna according to claim 3, it is characterised in that the medium includes：FR4, F4B, polytetrafluoroethyl-ne
Alkene and any one among ceramics.
9. low profile antenna according to claim 5, it is characterised in that the multiple isolation element is T-shaped structure.
10. low profile antenna according to claim 2, it is characterised in that the CTS radiating layers are equidistantly set including multiple
The plane gap waveguide that the horizontal minor matters put and be parallel to each other are radiated with being formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621479551.1U CN206585071U (en) | 2016-12-30 | 2016-12-30 | Low profile antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621479551.1U CN206585071U (en) | 2016-12-30 | 2016-12-30 | Low profile antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206585071U true CN206585071U (en) | 2017-10-24 |
Family
ID=60109657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621479551.1U Expired - Fee Related CN206585071U (en) | 2016-12-30 | 2016-12-30 | Low profile antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206585071U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108270073A (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 CN201621479551.1U patent/CN206585071U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108270073A (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 |
Effective date of registration: 20190808 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. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171024 Termination date: 20201230 |
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| CF01 | Termination of patent right due to non-payment of annual fee |