CN205406720U - Dual -frenquency end -fire printed antenna - Google Patents
Dual -frenquency end -fire printed antenna Download PDFInfo
- Publication number
- CN205406720U CN205406720U CN201620157663.9U CN201620157663U CN205406720U CN 205406720 U CN205406720 U CN 205406720U CN 201620157663 U CN201620157663 U CN 201620157663U CN 205406720 U CN205406720 U CN 205406720U
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- oscillator
- metal
- parallel
- parallel strips
- radiation oscillator
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- 230000009977 dual effect Effects 0.000 title abstract 2
- 239000002184 metal Substances 0.000 claims abstract description 63
- 230000005855 radiation Effects 0.000 claims abstract description 35
- 239000004020 conductor Substances 0.000 claims abstract description 5
- 238000012545 processing Methods 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Abstract
The utility model discloses a dual -frenquency end -fire printed antenna, including dielectric plate, metal radiation oscillator, parallel band wire, rectangle metal paster and metal reflection oscillator, metal radiation oscillator, parallel band wire, rectangle metal paster and metal reflection oscillator constitute the component unit, parallel band wire is connected with the perpendicular electricity of metal radiation oscillator, and rectangle metal paster is perpendicular with parallel band wire, rectangle metal paster and the parallel interval of just leaving between the two of metal radiation oscillator, and metal reflection oscillator is the L type, and two limits are parallel with metal radiation oscillator and parallel band wire respectively, the dielectric plate positive and negative prints respectively has the component unit, and the component unit of positive and negative uses parallel band wire symmetrical as the symmetry axis, the central feed needle of feed joint and being connected of the positive parallel band wire of dielectric plate, the outer conductor that the feed connects is connected with the lower floor of the parallel band wire of dielectric plate reverse side. The utility model discloses a planar structure, the size is less, simple structure, the production and processing of being convenient for.
Description
Technical field
This utility model relates to wireless aerial field, more particularly, to a kind of double frequency end-fire printed antenna.
Background technology
Oriented antenna is remote due to transmission range relatively omni-directional antenna, is frequently used for the bridge joint of radio area network short-distance and medium-distance.Along with the fast development of radio communication, the performance of antenna being proposed higher requirement, miniaturization, low profile antenna become the important research content of mobile communication.Printing yagi aerial is a kind of conventional plane end-on-fire antenna, and in order to adapt to the demand of some wireless devices, in succession occurs in that double-band printed yagi aerial.But yagi aerial frequency band is narrower.
Utility model content
The purpose of this utility model is just to provide a kind of simple in construction and can be effectively improved the double frequency end-fire printed antenna of bandwidth.
For reaching above-mentioned purpose, the technical solution of the utility model is as follows:
A kind of double frequency end-fire printed antenna, including dielectric-slab, metal radiation oscillator, parallel strips, rectangular metal paster and metallic reflection oscillator, described metal radiation oscillator, parallel strips, rectangular metal paster and metallic reflection oscillator composed component unit；
Wherein parallel strips is vertical with metal radiation oscillator electrically connects, rectangular metal paster is vertical with parallel strips, rectangular metal paster and metal radiation oscillator are parallel and leave interval between the two, and metallic reflection oscillator is L-shaped, and two limit is parallel with metal radiation oscillator and parallel strips respectively；
Above-mentioned dielectric-slab positive and negative is printed with cell respectively, and the cell of positive and negative is symmetrical with parallel strips for axis of symmetry；
The connection of the apex drive pin of feed connection and the parallel strips in dielectric-slab front, the outer conductor of feed connection is connected with the lower floor of the parallel strips of dielectric-slab reverse side.
Preferably, described metal radiation oscillator is strip, and its length is the quarter-wave of antenna low frequency operating frequency.
Preferably, described dielectric-slab is Rectangular Enclosure with Participating Media plate.
Preferably, the interval between described rectangular metal paster and metal radiation oscillator is determined according to fitting relations and the impedance matching requirements of antenna.
Preferably, described L-type metallic reflection oscillator requires to determine according to the radiation directivity of antenna with the relative position of metal radiation oscillator.
Preferably, the quarter-wave that length is antenna high-frequency work frequency of described rectangular metal paster.
Compared with prior art, technical solutions of the utility model provide the benefit that:
Due to the resonance effect of rectangular metal paster, antenna can be operated in double frequency.Signal is played reflection operation by metallic reflection bar, and therefore Antenna Operation of the present utility model is at end-on direction.And this utility model is planar structure, smaller, simple in construction, it is simple to production and processing.
Accompanying drawing explanation
Fig. 1 is the schematic three dimensional views of this utility model double frequency end-fire printed antenna.
Fig. 2 is the front schematic view of this utility model double frequency end-fire printed antenna.
Detailed description of the invention
Accompanying drawing being merely cited for property explanation, it is impossible to be interpreted as the restriction to this patent；In order to the present embodiment is better described, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product；
To those skilled in the art, in accompanying drawing, some known features and explanation thereof are likely to omission and will be understood by.Below in conjunction with drawings and Examples, the technical solution of the utility model is described further.
In figure, 1-dielectric-slab；2-metal radiation oscillator；3-parallel strips；4-rectangular metal paster；5-metallic reflection oscillator.
Embodiment 1
A kind of double frequency end-fire printed antenna, as shown in the figure, including dielectric-slab 1, metal radiation oscillator 2, parallel strips 3, rectangular metal paster 4 and metallic reflection oscillator 5, described metal radiation oscillator 2, parallel strips 3, rectangular metal paster 4 and metallic reflection oscillator 5 composed component unit；
Wherein parallel strips 3 is printed in the longitudinal direction of dielectric-slab 1, parallel strips 3 is vertical with metal radiation oscillator 2 to be electrically connected, rectangular metal paster 4 is vertical with parallel strips 3, rectangular metal paster 4 and metal radiation oscillator 2 are parallel and leave interval between the two, metallic reflection oscillator 5 is L-shaped, two limit is parallel with metal radiation oscillator 2 and parallel strips 3 respectively, and metallic reflection oscillator 5 does not all contact with parallel strips 3 and metal radiation oscillator 2；
Above-mentioned dielectric-slab 1 positive and negative is printed with cell respectively, and the cell of positive and negative is symmetrical with parallel strips 3 for axis of symmetry；
The connection of the parallel strips 3 in the apex drive pin of feed connection and dielectric-slab 1 front, the outer conductor of feed connection is connected with the lower floor of the parallel strips 3 of dielectric-slab reverse side.
In specific implementation process, described metal radiation oscillator 2 is strip, and it is of a size of the quarter-wave of antenna low frequency operating frequency.
In specific implementation process, described dielectric-slab 1 is Rectangular Enclosure with Participating Media plate.
In specific implementation process, the relative position of described rectangular metal paster 4 and metal radiation oscillator 2 is determined according to fitting relations and the impedance matching requirements of antenna.
In specific implementation process, described metallic reflection oscillator 5 is L-type, and the relative position of L-type metallic reflection oscillator 5 and metal radiation oscillator 2 requires to determine according to the radiation directivity of antenna.
In specific implementation process, the length of rectangular metal paster 4 is the quarter-wave of high-frequency work frequency.
The present embodiment double frequency end-fire printed antenna, wherein metal radiation oscillator, parallel strips, rectangular metal paster and metallic reflection oscillator composed component unit；Wherein parallel strips is vertical with metal radiation oscillator electrically connects, rectangular metal paster is vertical with parallel strips, rectangular metal paster and metal radiation oscillator are parallel and leave interval between the two, and metallic reflection oscillator is L-shaped, and two limit is parallel with metal radiation oscillator and parallel strips respectively；Above-mentioned dielectric-slab positive and negative is printed with cell respectively, and the cell of positive and negative is symmetrical with parallel strips for axis of symmetry；The apex drive pin of feed connection is connected with the upper strata of parallel strips 3, and the outer conductor of feed connection is connected with the lower floor of parallel strips 3.Due to the resonance effect of rectangular metal paster 4, antenna can be operated in double frequency.Signal is played reflection operation by metallic reflection bar, and therefore Antenna Operation of the present utility model is at end-on direction.And this utility model is planar structure, smaller, simple in construction, it is simple to production and processing.
The corresponding same or analogous parts of same or analogous label；
Term the being merely cited for property explanation of position relationship described in accompanying drawing, it is impossible to be interpreted as the restriction to this patent；
Obviously, above-described embodiment of the present utility model is only for clearly demonstrating this utility model example, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also cannot all of embodiment be given exhaustive.All any amendment, equivalent replacement and improvement etc. made within spirit of the present utility model and principle, should be included within this utility model scope of the claims.
Claims (4)
1. a double frequency end-fire printed antenna, it is characterized in that, including dielectric-slab (1), metal radiation oscillator (2), parallel strips (3), rectangular metal paster (4) and metallic reflection oscillator (5), described metal radiation oscillator (2), parallel strips (3), rectangular metal paster (4) and metallic reflection oscillator (5) composed component unit；
Wherein parallel strips (3) is vertical with metal radiation oscillator (2) electrically connects, rectangular metal paster (4) is vertical with parallel strips (3), rectangular metal paster (4) and metal radiation oscillator (2) are parallel and leave interval between the two, metallic reflection oscillator (5) is L-shaped, and two limit is parallel with metal radiation oscillator (2) and parallel strips (3) respectively；
Above-mentioned dielectric-slab (1) positive and negative is printed with cell respectively, and the cell of positive and negative is symmetrical with parallel strips (3) for axis of symmetry；
The connection of the parallel strips (3) in the apex drive pin of feed connection and dielectric-slab (1) front, the outer conductor of feed connection is connected with the lower floor of the parallel strips (3) of dielectric-slab reverse side.
2. double frequency end-fire printed antenna according to claim 1, it is characterised in that described metal radiation oscillator (2) is strip, and its length is the quarter-wave of antenna low frequency operating frequency.
3. double frequency end-fire printed antenna according to claim 1, it is characterised in that described dielectric-slab (1) is Rectangular Enclosure with Participating Media plate.
4. double frequency end-fire printed antenna according to claim 1, it is characterised in that the quarter-wave that length is antenna high-frequency work frequency of described rectangular metal paster (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620157663.9U CN205406720U (en) | 2016-03-02 | 2016-03-02 | Dual -frenquency end -fire printed antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620157663.9U CN205406720U (en) | 2016-03-02 | 2016-03-02 | Dual -frenquency end -fire printed antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205406720U true CN205406720U (en) | 2016-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620157663.9U Expired - Fee Related CN205406720U (en) | 2016-03-02 | 2016-03-02 | Dual -frenquency end -fire printed antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205406720U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105655700A (en) * | 2016-03-02 | 2016-06-08 | 中山大学 | Double-frequency end-fire printed antenna |
-
2016
- 2016-03-02 CN CN201620157663.9U patent/CN205406720U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105655700A (en) * | 2016-03-02 | 2016-06-08 | 中山大学 | Double-frequency end-fire printed antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160727 Termination date: 20200302 |