CN206931712U - Earth plate and the double shaped grooved tri-band antennas of radiation patch - Google Patents
Earth plate and the double shaped grooved tri-band antennas of radiation patch Download PDFInfo
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- CN206931712U CN206931712U CN201720731419.3U CN201720731419U CN206931712U CN 206931712 U CN206931712 U CN 206931712U CN 201720731419 U CN201720731419 U CN 201720731419U CN 206931712 U CN206931712 U CN 206931712U
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- radiation patch
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- earth plate
- monopole
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Abstract
The utility model aims to provide a kind of small volume, multiband aerial simple in construction.A kind of earth plate and the double shaped grooved tri-band antennas of radiation patch, earth plate, monopole radiation patch, rectangular radiation patch and feed face are located at dielectric-slab upper surface, the rectangle line of rabbet joint is offered on earth plate, the high frequency line of rabbet joint and rectangular recess are offered in rectangular radiation patch, monopole radiation patch is arranged in the rectangular recess of rectangular radiation patch, the upper end in feed face is connected with monopole radiation patch, and the lower end for feeding face extends to the edge of dielectric-slab.The utility model combines more minor matters technologies and grooving techniques, intercoupled by monopole radiation patch and rectangular radiation patch and produce low-frequency resonant point, the rectangular channel generation intermediate frequency resonance point on earth plate, the high frequency line of rabbet joint generation high-frequency resonant point in rectangular radiation patch, the three frequency ranges covering of antenna is realized, and antenna is non-directional, simple in construction, small volume, is easy to process.
Description
Technical field
The utility model belongs to wireless communication field, and in particular to a kind of multiband aerial.
Background technology
At present, the antenna in electronic equipment realizes multifrequency work(using single more minor matters technologies or grooving techniques mostly
Energy.Using the antenna of more minor matters technologies because of minor matters one frequency range of generation, so needing multiple minor matters to realize multifrequency, cause day
Linear dimension is big, it is difficult to realizes Miniaturization Design.Antenna using grooving techniques be by change the length of current flow path come
Multifrequency is realized, multiple lines of rabbet joint cause antenna structure complicated, and especially some lines of rabbet joint require that the line of rabbet joint is wide to realize set frequency
Degree is thinner, and the engraving machine precision of in the market is inadequate, so more slot antennas have processing not convenient, in kind poor with simulation result
The shortcomings that different larger.
The content of the invention
The technical problems to be solved in the utility model is to provide a kind of small volume, multiband aerial simple in construction.
In order to solve the above-mentioned technical problem, the utility model is achieved through the following technical solutions：A kind of earth plate with
The double shaped grooved tri-band antennas of radiation patch, including dielectric-slab, monopole radiation patch, rectangular radiation patch, feed face and connect
Floor, earth plate, monopole radiation patch, rectangular radiation patch and feed face are located at dielectric-slab upper surface, opened up on earth plate
There is the rectangle line of rabbet joint, the high frequency line of rabbet joint and rectangular recess are offered in rectangular radiation patch, monopole radiation patch is arranged at rectangle spoke
Penetrate in the rectangular recess of paster, the upper end for feeding face is connected with monopole radiation patch, and the lower end for feeding face extends to dielectric-slab
Edge.
Further, the high frequency line of rabbet joint in rectangular radiation patch is H type.
Further, the rectangular recess in rectangular radiation patch is opened in rectangular radiation patch lower center position.
Further, feed face is also associated with rectangle minor matters.
It is of the present utility model to be beneficial in that, more minor matters technologies and grooving techniques are combined, are provided with monopole radiation
Paster and rectangular radiation patch, and slotted simultaneously on earth plate and rectangular radiation patch, pass through monopole radiation patch and square
Shape radiation patch, which intercouples, produces low-frequency resonant point, the rectangular channel generation intermediate frequency resonance point on earth plate, rectangular radiation patch
On the high frequency line of rabbet joint produce high-frequency resonant point, realize the three frequency ranges covering of antenna, and antenna is non-directional, simple in construction, body
Product is small, is easy to process.The impedance match situation of three frequency ranges of antenna can be improved on feed face after connection rectangle minor matters.
Brief description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
The accompanying drawing used is briefly described, and drawings in the following description are only some embodiments of the utility model, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model S parameter curve synoptic diagram；
Fig. 3 is E, H surface radiation directional diagram of the utility model under three working frequency range；
Fig. 4 is the maximum gain performance diagram in utility model works frequency range.
Wherein：1st, face is fed；2nd, rectangle minor matters；3rd, monopole radiation patch；4th, rectangular radiation patch；5th, the high frequency line of rabbet joint；
6th, earth plate；7th, dielectric-slab.
Embodiment
Below in conjunction with the accompanying drawings and the utility model is described in detail embodiment.
As shown in figure 1, the present apparatus includes earth plate 6, dielectric-slab 7, monopole radiation patch 3, rectangular radiation patch 4, feedback
Electric face 1 and rectangle minor matters 2.Earth plate 6, monopole radiation patch 3, rectangular radiation patch 4, feed face 1 and rectangle minor matters 2 are all set
In the upper surface of dielectric-slab 7.It is highly 0.8mm that dielectric-slab 7, which is, the FR4 epoxy plates that relative dielectric constant is 4.4.Opened on earth plate 6
Provided with the rectangle line of rabbet joint, the bottom of the rectangle line of rabbet joint offers a notch for extending to the edge of dielectric-slab 7, monopole radiation patch 3, square
Shape radiation patch 4, feed face 1 and rectangle minor matters 2 are in the rectangle line of rabbet joint of earth plate 6.Offered in rectangular radiation patch 4
The high frequency line of rabbet joint 5, the high frequency line of rabbet joint 5 are H type.The lower center position of rectangular radiation patch 4 is further opened with a rectangular recess, monopole
Sub- radiation patch 3 is arranged in the rectangular recess.The upper end in feed face 1 is connected with monopole radiation patch 3, feeds under face 1
End extends to the edge of dielectric-slab 7 by the notch of the rectangle line of rabbet joint bottom of earth plate 6.Antenna uses coplanar wave guide feedback.Feedback
Electric face 1 is also associated with rectangle minor matters 2, and rectangle minor matters 2 are set with feeding face 1 for axial symmetry, is advantageous to improve the resistance of three frequency ranges
Anti- matching, plays impedance transformer.Monopole radiation patch 3 and rectangular radiation patch 4, which intercouple, produces low-frequency resonant point,
The high frequency line of rabbet joint 5 on rectangle line of rabbet joint generation intermediate frequency resonance point, rectangular radiation patch 4 on earth plate 6 produces high-frequency resonant point.
As shown in Fig. 2 test antenna S parameter, the survey in kind of antenna S parameter using R＆S ZVL13 vector network analyzers
Certain otherness between test result and simulation result be present, below -10dB working frequency range includes 2.19 ~ 4.08GHz, 4.86
~ 6.93GHz, WLAN (2.4/5.2/5.8GHz) and WiMAX (2.5/3.5/5.5GHz) frequency range can be supported.
As shown in figure 3, (a) figure is the antenna pattern at antenna 2.45GHz, (b) figure is the spoke at antenna 3.5GHz
Directional diagram is penetrated, (c) figure is the antenna pattern at antenna 5.5GHz.Antenna is respectively provided with good radiation under three working frequency range
Characteristic.
As shown in figure 4, gain of the antenna in 2.19 ~ 4.08GHz, 4.86 ~ 6.93GHz passbands >=2dB.
It is emphasized that：It the above is only preferred embodiment of the present utility model, not the utility model appointed
What formal limitation, every any simple modification made according to the technical essence of the utility model to above example, etc.
With change and modification, in the range of still falling within technical solutions of the utility model.
Claims (4)
1. a kind of earth plate and the double shaped grooved tri-band antennas of radiation patch, it is characterised in that：Radiated including dielectric-slab, monopole
Paster, rectangular radiation patch, feed face and earth plate, the earth plate, monopole radiation patch, rectangular radiation patch and feed
Face is located at dielectric-slab upper surface, offers the rectangle line of rabbet joint on the earth plate, high frequency groove is offered in the rectangular radiation patch
Seam and rectangular recess, the monopole radiation patch be arranged in the rectangular recess of rectangular radiation patch, the feed face it is upper
End is connected with monopole radiation patch, and the lower end in the feed face extends to the edge of dielectric-slab.
2. earth plate according to claim 1 and the double shaped grooved tri-band antennas of radiation patch, it is characterised in that：The square
The high frequency line of rabbet joint in shape radiation patch is H type.
3. earth plate according to claim 1 and the double shaped grooved tri-band antennas of radiation patch, it is characterised in that：The square
Rectangular recess in shape radiation patch is opened in rectangular radiation patch lower center position.
4. earth plate according to claim 1 and the double shaped grooved tri-band antennas of radiation patch, it is characterised in that：The feedback
Electric face is also associated with rectangle minor matters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720731419.3U CN206931712U (en) | 2017-06-22 | 2017-06-22 | Earth plate and the double shaped grooved tri-band antennas of radiation patch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720731419.3U CN206931712U (en) | 2017-06-22 | 2017-06-22 | Earth plate and the double shaped grooved tri-band antennas of radiation patch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206931712U true CN206931712U (en) | 2018-01-26 |
Family
ID=61346481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720731419.3U Active CN206931712U (en) | 2017-06-22 | 2017-06-22 | Earth plate and the double shaped grooved tri-band antennas of radiation patch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206931712U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108832287A (en) * | 2018-06-20 | 2018-11-16 | 袁涛 | Three frequency range WiFi antennas |
| CN110581356A (en) * | 2019-09-12 | 2019-12-17 | 天津大学 | Novel coplanar waveguide dual-frequency antenna |
| CN110783703A (en) * | 2019-11-12 | 2020-02-11 | 榆林学院 | Ground plate gap radiation n-type parasitic structure multi-frequency planar monopole antenna |
-
2017
- 2017-06-22 CN CN201720731419.3U patent/CN206931712U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108832287A (en) * | 2018-06-20 | 2018-11-16 | 袁涛 | Three frequency range WiFi antennas |
| CN108832287B (en) * | 2018-06-20 | 2020-03-31 | 袁涛 | Three-frequency-band WiFi antenna |
| CN110581356A (en) * | 2019-09-12 | 2019-12-17 | 天津大学 | Novel coplanar waveguide dual-frequency antenna |
| CN110783703A (en) * | 2019-11-12 | 2020-02-11 | 榆林学院 | Ground plate gap radiation n-type parasitic structure multi-frequency planar monopole antenna |
| CN110783703B (en) * | 2019-11-12 | 2021-12-03 | 榆林学院 | Ground plate gap radiation n-type parasitic structure multi-frequency planar monopole antenna |
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