CN206673107U - Utilize three Mould Breadth band step type slot antennas of feed microstrip line - Google Patents
Utilize three Mould Breadth band step type slot antennas of feed microstrip line Download PDFInfo
- Publication number
- CN206673107U CN206673107U CN201720360966.5U CN201720360966U CN206673107U CN 206673107 U CN206673107 U CN 206673107U CN 201720360966 U CN201720360966 U CN 201720360966U CN 206673107 U CN206673107 U CN 206673107U
- Authority
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- China
- Prior art keywords
- hollow out
- dielectric
- slab
- rectangle hollow
- shaped metal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/10—Resonant antennas
Abstract
The utility model discloses a kind of three Mould Breadth band step type slot antennas using feed microstrip line, including dielectric-slab, hollow out sheet metal, L-shaped metal micro-strip line and SMA heads, the hollow out sheet metal fits in the upper surface of the dielectric-slab, and the L-shaped metal micro-strip line fits in the lower surface of the dielectric-slab；Stepped hollow out gap is etched with the hollow out sheet metal；The vertical part of the L-shaped metal micro-strip line extends to the bottom long side of the lower surface of the dielectric-slab, the SMA heads are arranged on the dielectric-slab of the bottom long side intersection location of the vertical part of the L-shaped metal micro-strip line and the lower surface of the dielectric-slab, form the first feed port；The hollow out sheet metal electrically connects with the earth terminal of SMA heads, and the feed end of the SMA heads electrically connects with the bottom of the vertical part of the L-shaped metal micro-strip line.The utility model can increase a mode of resonance, can produce three fundamental resonance patterns, realize antenna miniaturization compared to traditional slot antenna.
Description
Technical field
It the utility model is related to communication technical field, more particularly to a kind of three Mould Breadth bands step type using feed microstrip line
Slot antenna.
Background technology
For the ease of communication terminal and the large-scale promotion application of radio-frequency recognition system, the financial cost of terminal or system and
Volume size is all vital Consideration, as the antenna of wherein important component, before superior performance index is ensured
Put, it is necessary to be required for multifrequency, broadband, miniaturization.For traditional slot antenna, presented using microstrip line in slot edge
When electric, two fundamental resonance patterns can be produced, by the frequency spacing for tuning the two fundamental resonance patterns, it is possible to achieve wide
Band Antenna Design.However, there is the technology that can not cover three fundamental resonance patterns simultaneously in the slot antenna that prior art is traditional
Problem.
Utility model content
Main purpose of the present utility model provides a kind of three Mould Breadth band step type slot antennas using feed microstrip line, purport
The technical problem of three fundamental resonance patterns can not be covered simultaneously in the existing slot antenna of solution.
To achieve the above object, the utility model provides a kind of three Mould Breadth band step type gaps using feed microstrip line
Antenna, including dielectric-slab, hollow out sheet metal, L-shaped metal micro-strip line and SMA heads, the hollow out sheet metal fit in the medium
The upper surface of plate, the L-shaped metal micro-strip line fit in the lower surface of the dielectric-slab；Rank is etched with the hollow out sheet metal
Ladder type hollow out gap, the stepped hollow out gap is by the first rectangle hollow out, the second rectangle hollow out, the 3rd rectangle hollow out, the 4th
Rectangle hollow out and the 5th rectangle hollow out are sequentially connected composition；The transverse part of the L-shaped metal micro-strip line and the following table of the dielectric-slab
The long side in face is parallel, and the vertical part of the L-shaped metal micro-strip line is vertical with the long side of the lower surface of the dielectric-slab；The L-shaped gold
The vertical part of category microstrip line extends to the bottom long side of the lower surface of the dielectric-slab, and it is micro- that the SMA heads are arranged at the L-shaped metal
Vertical part with line is with the dielectric-slab of the bottom long side intersection location of the lower surface of the dielectric-slab, forming the first feed port；
The hollow out sheet metal electrically connects with the earth terminal of SMA heads, and the feed end of the SMA heads is perpendicular with the L-shaped metal micro-strip line
The bottom electrical connection in portion.
Preferably, the first rectangle hollow out, the second rectangle hollow out, the 3rd rectangle hollow out, the 4th rectangle hollow out and the 5th
The broadside of rectangle hollow out and the broadside axis parallel of the upper surface of the dielectric-slab；The first rectangle hollow out, the second rectangle
Hollow out, the 3rd rectangle hollow out, the 4th rectangle hollow out and the 5th rectangle hollow out are symmetrical on the broadside axis.
Preferably, described using three Mould Breadth band step type slot antennas of feed microstrip line is rectangular parallelepiped structure, described to engrave
Empty sheet metal and L-shaped metal micro-strip line are copper.
Preferably, the dielectric-slab is FR4 medium substrate, and the thickness of the dielectric-slab is 0.8mm and dielectric constant is
4.4。
Preferably, the length of the dielectric-slab and hollow out sheet metal is 74mm, the dielectric-slab and hollow out sheet metal width
Spend for 106mm；The length of the first rectangle hollow out is 52mm, and the width of the first rectangle hollow out is 44mm；Described second
The length of rectangle hollow out is 32mm, and the width of the second rectangle hollow out is 6mm；The length of the 3rd rectangle hollow out is
6.7mm, the width of the 3rd rectangle hollow out is 10.5mm；The length of the 4th rectangle hollow out is 2.6mm, the 4th square
The width of shape hollow out is 17.7mm；The length of the 5th rectangle hollow out is 9.6mm, and the width of the 5th rectangle hollow out is
1.5mm。
Preferably, the distance of the lower long edges and the lower long edges of the upper surface of the dielectric-slab in stepped hollow out gap is
6.3mm。
Preferably, the width of the L-shaped metal micro-strip line is 1.32mm, the length of the transverse part of the L-shaped metal micro-strip line
For 27.6mm, the vertical part length of the L-shaped metal micro-strip line is 11.32mm.
Preferably, the vertical part of the L-shaped metal micro-strip line and the distance of the left side broadside of the lower surface of the dielectric-slab are
20.4mm。
Compared to prior art, the utility model is using three Mould Breadth band step type slot antennas of feed microstrip line by setting
Stepped hollow out gap resonance is put, three modes of resonance can be produced, a mode of resonance more than traditional bimodulus slot antenna.
And in antenna edge feed microstrip line, realize antenna miniaturization.The utility model is compared to traditional bimodulus slot antenna, energy
Three fundamental resonance patterns are enough produced, realize the three Mould Breadth band step type slot antennas using feed microstrip line.
Brief description of the drawings
Fig. 1 is structure of the utility model using three Mould Breadth band step type slot antenna preferred embodiments of feed microstrip line
Schematic diagram；
Fig. 2 is that the utility model is preferred using the hollow out sheet metal of three Mould Breadth band step type slot antennas of feed microstrip line
The structural representation of embodiment；
Fig. 3 is L-shaped metal micro-strip line of the utility model using three Mould Breadth band step type slot antennas of feed microstrip line
The structural representation of preferred embodiment；
Fig. 4 is reflectance factor emulation knot of the utility model using three Mould Breadth band step type slot antennas of feed microstrip line
Fruit schematic diagram；
Fig. 5 is reflectance factor of the utility model using three Mould Breadth band step type slot antenna L0 parameters of feed microstrip line
Simulation result schematic diagram；
Fig. 6 is reflectance factor of the utility model using three Mould Breadth band step type slot antenna d1 parameters of feed microstrip line
Simulation result schematic diagram；
Fig. 7 is reflectance factor of the utility model using three Mould Breadth band step type slot antenna W4 parameters of feed microstrip line
Simulation result schematic diagram.
The realization of the utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, will be in specific embodiment part one
And it is described further referring to the drawings.
Embodiment
Further to illustrate that the utility model is to reach the technological means and effect that above-mentioned purpose taken, below in conjunction with
Accompanying drawing and preferred embodiment, specific embodiment of the present utility model, structure, feature and its effect are described in detail.Should
Work as understanding, specific embodiment described herein only to explain the utility model, is not used to limit the utility model.
Shown in reference picture 1, Fig. 1 is that the utility model is preferred using three Mould Breadth band step type slot antennas of feed microstrip line
The planar structure schematic diagram of embodiment.In the present embodiment, using three Mould Breadth band step type slot antennas 1 of feed microstrip line,
Including dielectric-slab 10, hollow out sheet metal 20, L-shaped metal micro-strip line 30 and SMA (Sub-Miniature-A) first 40.The utilization
Three Mould Breadth band step type slot antennas 1 of feed microstrip line are rectangular parallelepiped structure (floor map is illustrate only in Fig. 1), described
Hollow out sheet metal 20 and L-shaped metal micro-strip line 30 are copper.The dielectric-slab 10 be FR4 medium substrate, the dielectric-slab
10 thickness are 0.8mm and dielectric constant is preferably 4.4.The SMA first 40 is coaxial connector.The hollow out sheet metal 20 is bonded
In the upper surface of the dielectric-slab 10, the L-shaped metal micro-strip line 30 fits in the lower surface of the dielectric-slab 10；The hollow out
Stepped hollow out gap 21 is etched with sheet metal 20, the stepped hollow out gap 21 is by the first rectangle hollow out 211, the second square
Shape hollow out 212, the 3rd rectangle hollow out 213, the 4th rectangle hollow out 214 and the 5th rectangle hollow out 215 are sequentially connected composition；The L
The transverse part 31 of shape metal micro-strip line is parallel with the long side of the lower surface of the dielectric-slab 10, the vertical part of the L-shaped metal micro-strip line
32 is vertical with the long side of the lower surface of the dielectric-slab 10；The vertical part 32 of the L-shaped metal micro-strip line extends to the dielectric-slab
The bottom long side of 10 lower surface, the SMA first 40 are arranged at the vertical part 32 of the L-shaped metal micro-strip line and the dielectric-slab 10
Lower surface bottom long side intersection location dielectric-slab 10 on, formed the first feed port；The hollow out sheet metal 20 and SMA
First 40 feed ground end electrical connection, the bottom at the end and the vertical part 32 of the L-shaped metal micro-strip line of the SMA first 40 are electrically connected
Connect.
The utility model is using three Mould Breadth band step type slot antennas of feed microstrip line by setting stepped hollow out to stitch
Gap resonance, three modes of resonance can be produced, a mode of resonance more than traditional bimodulus slot antenna.And used in antenna edge
Feed microstrip line, realize antenna miniaturization.Therefore, the utility model can produce three compared to traditional bimodulus slot antenna
Individual fundamental resonance pattern, realize the three Mould Breadth band step type slot antennas using feed microstrip line.
Shown in reference picture 2, Fig. 2 is excellent using the hollow out sheet metal of three Mould Breadth band step type slot antennas of feed microstrip line
Select the structural representation of embodiment.In the present embodiment, the first rectangle hollow out 211, the second rectangle hollow out 212, the 3rd square
The broadside of shape hollow out 213, the 4th rectangle hollow out 214 and the 5th rectangle hollow out 215 and the broadside of the upper surface of the dielectric-slab 10
Axis parallel；The first rectangle hollow out 211, the second rectangle hollow out 212, the 3rd rectangle hollow out 213, the 4th rectangle hollow out
214 and the 5th rectangle hollow out 214 it is symmetrical on the broadside axis.
The length W of the dielectric-slab 10 and hollow out sheet metal 20 is 74mm, the dielectric-slab 10 and hollow out sheet metal 20
Width L is 106mm；The length W0 of the first rectangle hollow out 211 is 52mm, and the width L0 of the first rectangle hollow out 211 is
44mm；The length W1 of the second rectangle hollow out 212 is 32mm, and the width L1 of the second rectangle hollow out 212 is 6mm；It is described
The length W2 of 3rd rectangle hollow out 213 is 6.7mm, and the width L2 of the 3rd rectangle hollow out 213 is 10.5mm；4th square
The length W3 of shape hollow out 214 is 2.6mm, and the width L3 of the 4th rectangle hollow out 214 is 17.7mm；The 5th rectangle hollow out
215 length W4 is 9.6mm, and the width L4 of the 5th rectangle hollow out 215 is 1.5mm.The stepped hollow out gap 21
The distance dx of lower long edges and the lower long edges of the upper surface of the dielectric-slab 10 is 6.3mm.
Shown in reference picture 3, Fig. 3 is the L-shaped metal micro-strip using three Mould Breadth band step type slot antennas of feed microstrip line
The structural representation of line preferred embodiment.The width WP1 of the L-shaped metal micro-strip line 30 is 1.32mm, the L-shaped metal micro-strip
The length d2 of the transverse part 31 of line is 27.6mm, and the length d1 of the vertical part 32 of the L-shaped metal micro-strip line is 11.32mm.The L-shaped
The vertical part 32 of metal micro-strip line and the distance d0 of the left side broadside of the lower surface of the dielectric-slab 10 are 20.4mm.
With reference to shown in figure 4, Fig. 4 is that the utility model utilizes the anti-of three Mould Breadth band step type slot antennas of feed microstrip line
Penetrate coefficient simulation result schematic diagram.From fig. 4, it can be seen that the three Mould Breadth band step type slot antennas using feed microstrip line
For 1 reflectance factor below -10dB, working frequency can cover 1.15GHz to 2.93GHz, realize fm1, fm2, fm3 tri-
Mode of resonance, relative bandwidth can reach 86.9%, realize broadband performance.
With reference to shown in figure 5, Fig. 5 is that the utility model is joined using three Mould Breadth band step type slot antenna L0 of feed microstrip line
Several reflectance factor simulation result schematic diagrams.From figure 5 it can be seen that the width by adjusting the first rectangle hollow out 211
L0, it is possible to achieve to fm2 independent tuning, it may thus be appreciated that fm2 is the fundamental resonance frequency of the gap resonator.
With reference to shown in figure 6, Fig. 6 is that the utility model is joined using three Mould Breadth band step type slot antenna d1 of feed microstrip line
Several reflectance factor simulation result schematic diagrams.From fig. 6 it can be seen that the length of the vertical part 32 by adjusting L-shaped metal micro-strip line
Spend d1, it is possible to achieve to fm3 independent tuning, it may thus be appreciated that fm3 is the virtual short gap resonator production by being formed in gap
It is raw.
With reference to shown in figure 7, Fig. 7 is that the utility model is joined using three Mould Breadth band step type slot antenna W4 of feed microstrip line
Several reflectance factor simulation result schematic diagrams.It can be seen from figure 7 that the length by adjusting the 5th rectangle hollow out 215
W4, this is formed using three Mould Breadth band step type slot antennas 1 of feed microstrip line at low frequency relative to traditional slot antenna
One new resonant frequency fm1,215 length W4 can be engraved to realize the tuning to fm1 by adjusting the 5th rectangle.
The utility model is using three Mould Breadth band step type slot antennas of feed microstrip line by setting stepped hollow out to stitch
Gap resonance, and in antenna edge feed microstrip line, working frequency covering 1.15GHz to 2.93GHz can be achieved, realize fm1,
Tri- modes of resonance of fm2, fm3, relative bandwidth can reach 86.9%, realize the stepped slot antenna of broadband performance.
Preferred embodiment of the present utility model is these are only, not thereby limits the scope of the claims of the present utility model, it is every
Equivalent structure or the equivalent function conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in
Other related technical areas, similarly it is included in scope of patent protection of the present utility model.
Claims (8)
1. a kind of three Mould Breadth band step type slot antennas using feed microstrip line, including dielectric-slab, hollow out sheet metal, L-shaped gold
Belong to microstrip line and SMA heads, it is characterised in that：
The hollow out sheet metal fits in the upper surface of the dielectric-slab, and the L-shaped metal micro-strip line fits in the dielectric-slab
Lower surface；
Stepped hollow out gap is etched with the hollow out sheet metal, the stepped hollow out gap is by the first rectangle hollow out,
Two rectangle hollow outs, the 3rd rectangle hollow out, the 4th rectangle hollow out and the 5th rectangle hollow out are sequentially connected composition；
The transverse part of the L-shaped metal micro-strip line is parallel with the long side of the lower surface of the dielectric-slab, the L-shaped metal micro-strip line
Vertical part is vertical with the long side of the lower surface of the dielectric-slab；
The vertical part of the L-shaped metal micro-strip line extends to the bottom long side of the lower surface of the dielectric-slab, and the SMA heads are arranged at
The vertical part of the L-shaped metal micro-strip line is with the dielectric-slab of the bottom long side intersection location of the lower surface of the dielectric-slab, forming
First feed port；
The hollow out sheet metal electrically connects with the earth terminal of SMA heads, the feed end of the SMA heads and the L-shaped metal micro-strip line
Vertical part bottom electrical connection.
2. three Mould Breadth band step type slot antennas of feed microstrip line are utilized as claimed in claim 1, it is characterised in that described
First rectangle hollow out, the second rectangle hollow out, the 3rd rectangle hollow out, the 4th rectangle hollow out and the 5th rectangle hollow out broadside with it is described
The broadside axis parallel of the upper surface of dielectric-slab；The first rectangle hollow out, the second rectangle hollow out, the 3rd rectangle hollow out,
Four rectangle hollow outs and the 5th rectangle hollow out are symmetrical on the broadside axis.
3. three Mould Breadth band step type slot antennas of feed microstrip line are utilized as claimed in claim 1, it is characterised in that described
It is rectangular parallelepiped structure using three Mould Breadth band step type slot antennas of feed microstrip line, the hollow out sheet metal and L-shaped metal are micro-
Band line is copper.
4. three Mould Breadth band step type slot antennas of feed microstrip line are utilized as claimed in claim 1, it is characterised in that described
Dielectric-slab is FR4 medium substrate, and the thickness of the dielectric-slab is 0.8mm and dielectric constant is 4.4.
5. the three Mould Breadth band step type slot antennas using feed microstrip line as described in claim any one of 1-4, its feature
It is, the length of the dielectric-slab and hollow out sheet metal is 74mm, and the width of the dielectric-slab and hollow out sheet metal is 106mm；
The length of the first rectangle hollow out is 52mm, and the width of the first rectangle hollow out is 44mm；The second rectangle hollow out
Length is 32mm, and the width of the second rectangle hollow out is 6mm；The length of the 3rd rectangle hollow out is 6.7mm, the described 3rd
The width of rectangle hollow out is 10.5mm；The length of the 4th rectangle hollow out is 2.6mm, and the width of the 4th rectangle hollow out is
17.7mm；The length of the 5th rectangle hollow out is 9.6mm, and the width of the 5th rectangle hollow out is 1.5mm.
6. three Mould Breadth band step type slot antennas of feed microstrip line are utilized as claimed in claim 5, it is characterised in that described
The distance of the lower long edges in stepped hollow out gap and the lower long edges of the upper surface of the dielectric-slab is 6.3mm.
7. three Mould Breadth band step type slot antennas of feed microstrip line are utilized as claimed in claim 6, it is characterised in that described
The width of L-shaped metal micro-strip line is 1.32mm, and the length of the transverse part of the L-shaped metal micro-strip line is 27.6mm, the L-shaped metal
The vertical part length of microstrip line is 11.32mm.
8. three Mould Breadth band step type slot antennas of feed microstrip line are utilized as claimed in claim 7, it is characterised in that described
The vertical part of L-shaped metal micro-strip line and the distance of the left side broadside of the lower surface of the dielectric-slab are 20.4mm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720360966.5U CN206673107U (en) | 2017-04-07 | 2017-04-07 | Utilize three Mould Breadth band step type slot antennas of feed microstrip line |
| PCT/CN2017/106223 WO2018184370A1 (en) | 2017-04-07 | 2017-10-14 | Stepped and slotted tri-mode wide-band antenna using microstrip feed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720360966.5U CN206673107U (en) | 2017-04-07 | 2017-04-07 | Utilize three Mould Breadth band step type slot antennas of feed microstrip line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206673107U true CN206673107U (en) | 2017-11-24 |
Family
ID=60367966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720360966.5U Expired - Fee Related CN206673107U (en) | 2017-04-07 | 2017-04-07 | Utilize three Mould Breadth band step type slot antennas of feed microstrip line |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN206673107U (en) |
| WO (1) | WO2018184370A1 (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2218119B1 (en) * | 2007-11-09 | 2012-07-25 | Powerwave Technologies, Inc. | Variable stagger reflector for azimuth beam width controlled antenna |
| CN103682611B (en) * | 2013-12-16 | 2016-11-16 | 广州杰赛科技股份有限公司 | Broadband dual polarized antenna |
| CN103887603B (en) * | 2014-03-26 | 2016-06-29 | 广州泽歌通信科技有限公司 | A kind of miniaturization monopole antenna |
| CN104241827B (en) * | 2014-09-18 | 2016-07-27 | 厦门大学 | A kind of multifrequency compatibility stacked microstrip antenna |
| CN106972250A (en) * | 2017-04-07 | 2017-07-21 | 深圳市景程信息科技有限公司 | High isolation dual polarized wide frequency antenna |
| CN107181051A (en) * | 2017-04-07 | 2017-09-19 | 深圳市景程信息科技有限公司 | The high isolation dual polarized wide frequency antenna of restructural |
| CN107146945A (en) * | 2017-04-07 | 2017-09-08 | 深圳市景程信息科技有限公司 | Three Mould Breadth bands step type slot antenna |
-
2017
- 2017-04-07 CN CN201720360966.5U patent/CN206673107U/en not_active Expired - Fee Related
- 2017-10-14 WO PCT/CN2017/106223 patent/WO2018184370A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018184370A1 (en) | 2018-10-11 |
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| GR01 | Patent grant | ||
| 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: 20171124 Termination date: 20210407 |