CN207834574U - A kind of multiband antenna applied to bluetooth and WiFi - Google Patents
A kind of multiband antenna applied to bluetooth and WiFi Download PDFInfo
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- CN207834574U CN207834574U CN201721847187.4U CN201721847187U CN207834574U CN 207834574 U CN207834574 U CN 207834574U CN 201721847187 U CN201721847187 U CN 201721847187U CN 207834574 U CN207834574 U CN 207834574U
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- face
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Abstract
The utility model discloses a kind of multiband antennas applied to bluetooth and WiFi, the upper surface in multiband antenna field, including dielectric-slab, dielectric-slab is provided with microstrip feed line and primary radiation face, the lower surface of dielectric-slab is provided with earth plate and L-shaped clearance zone, it is characterised in that：One end of microstrip feed line is the input terminal of antenna, the other end of microstrip feed line is connect with the one end in primary radiation face, primary radiation left side of face is connected with L-shaped first antenna minor matters and strip third antenna minor matters, first antenna minor matters are connected to end of the primary radiation left side of face far from microstrip feed line, third antenna minor matters are parallel to the side that first antenna minor matters are connect with primary radiation left side of face, and third antenna minor matters are not connect with first antenna minor matters, primary radiation right side of face is connected with L-shaped the second antenna minor matters.A kind of multiband antenna applied to bluetooth and WiFi of the utility model, it is small, it is light-weight, it is easy of integration, it can be covered in bluetooth and the working frequency range of WiFi simultaneously.
Description
Technical field
The utility model is related to multiband antenna fields, more particularly to a kind of multiband day applied to bluetooth and WiFi
Line.
Background technology
Bluetooth technology and WiFi technology are increasingly ripe at present, and many products and equipment support bluetooth connection and WiFi to connect simultaneously
Connect pattern, carry out the transmission of data, at the same device miniaturization, it is integrated increasingly become development trend, the part such as component also exists
To miniaturization and integrated development, but the WiFi of current device and Bluetooth system are realized with two antennas, carry out electromagnetic wave
Conversion, cause that the equipment bodily form is big, the low problem of integration degree.
Utility model content
For disadvantages described above, the purpose of this utility model is to provide a kind of multiband antenna applied to bluetooth and WiFi,
The multiband antenna is small, light-weight, easy of integration, can be covered in bluetooth and the working frequency range of WiFi simultaneously.
To achieve the above object, the technical solution of the utility model is：
A kind of multiband antenna applied to bluetooth and WiFi, including dielectric-slab, the upper surface of the dielectric-slab are provided with
The lower surface in microstrip feed line and primary radiation face, the dielectric-slab is provided with earth plate and clearance zone, one end of the microstrip feed line
For the input terminal of antenna, the other end of the microstrip feed line is connect with the one end in the primary radiation face, the primary radiation left side of face
L-shaped first antenna minor matters and strip third antenna minor matters are connected with, the first antenna minor matters are connected to the primary radiation face
End of the left side far from the microstrip feed line, the third antenna minor matters are parallel to the first antenna minor matters and the primary radiation
The side of left side of face connection, and the third antenna minor matters connects with the first antenna minor matters, the first antenna minor matters and
The third antenna minor matters coupling, the primary radiation right side of face are connected with L-shaped the second antenna minor matters；The clearance zone is L-shaped, institute
The surface that third antenna minor matters are located at the clearance zone is stated, the microstrip feed line is located at the surface of the earth plate.
Preferably, the short side of the first antenna minor matters is connected on the primary radiation face, the second antenna minor matters
Long side be connected on the primary radiation face.
Preferably, the long side part of the first antenna minor matters is located at right over the clearance zone short side.
Preferably, the short side of the first antenna minor matters is located in the pros of the clearance zone long side.
Preferably, the short side part of the second antenna minor matters is located at the surface of the earth plate.
Preferably, the width of the third antenna minor matters is less than the width of the first antenna minor matters.
After using above-mentioned technical proposal, the utility model has the beneficial effects that：
Due to a kind of multiband antenna applied to bluetooth and WiFi of the utility model, including dielectric-slab, dielectric-slab it is upper
Surface is provided with microstrip feed line and primary radiation face, and the lower surface of dielectric-slab is provided with earth plate and clearance zone, it is characterised in that：It is micro-
One end of ribbon feeder is the input terminal of antenna, and the other end of microstrip feed line is connect with the one end in primary radiation face, primary radiation left side of face
L-shaped first antenna minor matters and strip third antenna minor matters are connected with, it is separate that first antenna minor matters are connected to primary radiation left side of face
The end of microstrip feed line, third antenna minor matters are parallel to the side that first antenna minor matters are connect with primary radiation left side of face, and third day
Line minor matters are not connect with first antenna minor matters, and first antenna minor matters are coupled with third antenna minor matters, and primary radiation right side of face is connected with L
Shape the second antenna minor matters；Clearance zone is L-shaped, and third antenna minor matters are located at the surface of clearance zone, and microstrip feed line is located at earth plate
Surface.First antenna minor matters are arranged third antenna minor matters, make electricity for realizing antenna in the working frequency range of bluetooth mode
Stream flows to first antenna minor matters by third antenna minor matters, is equivalent to the length for increasing first antenna minor matters, while third day
It intercouples between line minor matters and first antenna minor matters, improves the radiation efficiency of Bluetooth band.Second antenna minor matters realize that antenna exists
The working frequency range of WiFi patterns, the second antenna minor matters are L-shaped, that is, increase corner structure, can enhance the second antenna minor matters end
Coupling between earth plate improves the radiation efficiency of WiFi frequency ranges, and by adjusting the second antenna minor matters relative to ground connection
The height of plate can optimize the current distribution intensity of the second antenna minor matters.Clearance zone setting is L-shaped, i.e., using scarce on earth plate
Ground structure is fallen into, enhances the coupling between antenna minor matters and earth plate, current distribution enhances in end, therefore can reduce
Antenna size.
Since the long side part of first antenna minor matters is located at right over clearance zone short side, enhances first antenna minor matters and connect
Coupling between floor enhances the radiance of Bluetooth band.
In conclusion a kind of multiband antenna applied to bluetooth and WiFi of the utility model is solved and is set in the prior art
Standby WiFi and Bluetooth system is realized with two antennas, and the problem that equipment volume is big is caused.A kind of application of the utility model
It is small in the multiband antenna of bluetooth and WiFi, it is light-weight, it is easy of integration, it can be covered in bluetooth and the work of WiFi simultaneously
Frequency range.
Description of the drawings
Fig. 1 is that a kind of structure applied to bluetooth and the dielectric-slab upper surface of the multiband antenna of WiFi of the utility model is shown
It is intended to；
Fig. 2 is that a kind of structure applied to bluetooth and the dielectric-slab lower surface of the multiband antenna of WiFi of the utility model is shown
It is intended to；
In figure：1- dielectric-slabs, 2- microstrip feed lines, the primary radiation faces 3-, 4- earth plates, 5- clearance zones, 6- first antenna minor matters,
7- the second antenna minor matters, 8- third antenna minor matters.
Specific implementation mode
With reference to the accompanying drawings and examples, the utility model is expanded on further.
As Fig. 1 and Fig. 2 jointly shown in, a kind of multiband antenna applied to bluetooth and WiFi, including dielectric-slab 1, medium
The upper surface of plate 1 is provided with microstrip feed line 2 and primary radiation face 3, and the lower surface of dielectric-slab 1 is provided with earth plate 4 and clearance zone 5,
One end of microstrip feed line 2 is the input terminal of antenna, and the other end of microstrip feed line 2 is connect with the one end in primary radiation face 3, primary radiation face
3 left sides are connected with L-shaped first antenna minor matters 6 and strip third antenna minor matters 8, and first antenna minor matters 6 are connected to primary radiation face 3
End of the left side far from microstrip feed line 2, third antenna minor matters 8 are parallel to what first antenna minor matters 6 were connect with 3 left side of primary radiation face
Side, and third antenna minor matters 8 are not connect with first antenna minor matters 6, first antenna minor matters 6 are coupled with third antenna minor matters 8, main spoke
It penetrates 3 right side of face and is connected with the second antenna of L-shaped minor matters 7；Clearance zone 5 be L-shaped, third antenna minor matters 8 be located at clearance zone 8 just on
Side, microstrip feed line 2 are located at the surface of earth plate 4.Primary radiation face 3 is metal patch.
As Fig. 1 and Fig. 2 jointly shown in, the short side of first antenna minor matters 6 is connected to primary radiation face 3 in the present embodiment
On, the long side of the second antenna minor matters 7 is connected on primary radiation face 3.Further, the long side part of first antenna minor matters 6 is located at net
Right over 5 short side of dead zone, the coupling between first antenna minor matters 6 and earth plate 4 is enhanced, the radiation of Bluetooth band is enhanced
Performance.Further, the short side of first antenna minor matters 6 is located in the pros of 5 long side of clearance zone.Further, the second antenna minor matters 7
Short side part is located at the surface of earth plate 4, improves the radiation efficiency of WiFi frequency ranges.Further, the width of third antenna minor matters 8
Less than the width of first antenna minor matters 6.
As Fig. 1 and Fig. 2 jointly shown in, a kind of work of multiband antenna applied to bluetooth and WiFi of the utility model is former
Reason is as follows：
First antenna minor matters 6 are arranged third antenna minor matters 8, make electricity for realizing antenna in the working frequency range of bluetooth mode
Stream flows to first antenna minor matters 6 by third antenna minor matters 8, is equivalent to the length for increasing first antenna minor matters 6, while third
6 intercouple between antenna minor matters 8 and first antenna minor matters, improve the radiation efficiency of Bluetooth band.Second antenna minor matters 7 realize day
For line in the working frequency range of WiFi patterns, the second antenna minor matters 7 are L-shaped, that is, increase corner structure, can enhance the second antenna minor matters
Coupling between 7 ends and earth plate 4 improves the radiation efficiency of WiFi frequency ranges, and opposite by adjusting the second antenna minor matters 7
In the height of earth plate 4, the current distribution intensity of the second antenna minor matters 7 can be optimized.L-shaped, i.e. earth plate is arranged in clearance zone 5
Defect ground structure is used on 4, enhances the coupling between antenna minor matters and earth plate 4, current distribution enhances in end, because
This can reduce antenna size.
The utility model is not limited to above-mentioned specific embodiment, and those skilled in the art visualize from above-mentioned
Hair, without performing creative labour, the various transformation made are all fallen within the scope of protection of the utility model.
Claims (6)
1. a kind of multiband antenna applied to bluetooth and WiFi, including dielectric-slab, the upper surface of the dielectric-slab is provided with micro-
The lower surface in ribbon feeder and primary radiation face, the dielectric-slab is provided with earth plate and clearance zone, it is characterised in that：The micro-strip feedback
One end of line is the input terminal of antenna, and the other end of the microstrip feed line is connect with the one end in the primary radiation face, the main spoke
It penetrates left side of face and is connected with L-shaped first antenna minor matters and strip third antenna minor matters, the first antenna minor matters are connected to described
End of the primary radiation left side of face far from the microstrip feed line, the third antenna minor matters are parallel to the first antenna minor matters and institute
The side of primary radiation left side of face connection is stated, and the third antenna minor matters are not connect with the first antenna minor matters, described first day
Line minor matters are coupled with the third antenna minor matters, and the primary radiation right side of face is connected with L-shaped the second antenna minor matters；The clearance zone
For L-shaped, the third antenna minor matters are located at the surface of the clearance zone, the microstrip feed line be located at the earth plate just on
Side.
2. a kind of multiband antenna applied to bluetooth and WiFi according to claim 1, which is characterized in that described first
The short side of antenna minor matters is connected on the primary radiation face, and the long side of the second antenna minor matters is connected to the primary radiation face
On.
3. a kind of multiband antenna applied to bluetooth and WiFi according to claim 2, which is characterized in that described first
The long side part of antenna minor matters is located at right over the clearance zone short side.
4. a kind of multiband antenna applied to bluetooth and WiFi according to claim 3, which is characterized in that described first
The short side of antenna minor matters is located in the pros of the clearance zone long side.
5. a kind of multiband antenna applied to bluetooth and WiFi according to claim 2, which is characterized in that described second
The short side part of antenna minor matters is located at the surface of the earth plate.
6. a kind of multiband antenna applied to bluetooth and WiFi according to any one of claims 1 to 5, which is characterized in that
The width of the third antenna minor matters is less than the width of the first antenna minor matters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721847187.4U CN207834574U (en) | 2017-12-26 | 2017-12-26 | A kind of multiband antenna applied to bluetooth and WiFi |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721847187.4U CN207834574U (en) | 2017-12-26 | 2017-12-26 | A kind of multiband antenna applied to bluetooth and WiFi |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207834574U true CN207834574U (en) | 2018-09-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721847187.4U Active CN207834574U (en) | 2017-12-26 | 2017-12-26 | A kind of multiband antenna applied to bluetooth and WiFi |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207834574U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109509975A (en) * | 2018-12-23 | 2019-03-22 | 上海电力学院 | A kind of flexible 5G multifrequency antenna based on liquid crystal polymer |
-
2017
- 2017-12-26 CN CN201721847187.4U patent/CN207834574U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109509975A (en) * | 2018-12-23 | 2019-03-22 | 上海电力学院 | A kind of flexible 5G multifrequency antenna based on liquid crystal polymer |
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