CN209119334U - A kind of double frequency list feedback high-gain aerial - Google Patents
A kind of double frequency list feedback high-gain aerial Download PDFInfo
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- CN209119334U CN209119334U CN201822071561.7U CN201822071561U CN209119334U CN 209119334 U CN209119334 U CN 209119334U CN 201822071561 U CN201822071561 U CN 201822071561U CN 209119334 U CN209119334 U CN 209119334U
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- dipole element
- double frequency
- frequency dipole
- double
- wire jumper
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Abstract
The utility model relates to antenna technical fields, and in particular to a kind of double frequency list feedback high-gain aerial, including pcb board and coaxial feeder；The pcb board is equipped with the first double frequency dipole element, high frequency dipole element and the second double frequency dipole element；The first double frequency dipole element, the second double frequency dipole element and high frequency dipole element are connected by coaxial wire jumper；The coaxial feeder is connect with the signal arm of the second double frequency dipole element.For the utility model using two double frequency dipole elements and a high frequency dipole element as array element, that is, low frequency part is equivalent to dyadic array, high frequency section is equivalent to three sensor array, can form high-gain.In addition, replace traditional microstrip line to be conducive to reduce line loss as feeding network using coaxial wire jumper, the dominant loss source of antenna is solved, so that the PCB material where array element there can be biggish selection space, material general in the market can be selected, advantageously reduce antenna overall cost.
Description
Technical field
The utility model relates to antenna technical fields, and in particular to a kind of double frequency list feedback high-gain aerial.
Background technique
WIFI terminal product market place differentiation demand increases, and more and more clients are not content with traditional round bar antenna
Appearance, many client's antenna designs require flat thinner thickness.Relatively conventional double frequency list feedback antenna is added using copper pipe
The mode of spring designs, and is limited to performance and spring machining process, this scheme is difficult to do on antenna thin.Therefore it has only and sets antenna
Antenna thickness can just be reduced to the full extent by counting into PCB form.
The dual-band antenna of PCB form currently on the market, since high frequency section is larger larger to be lost by medium influence,
Most of antenna manufacturers carry out Antenna Design using high frequency plate PCB, but high frequency plate cost is high, to client bring greatly at
This pressure.
Summary of the invention
The purpose of this utility model is to provide a kind of double frequency list feedback high-gain day for above-mentioned deficiency in the prior art
Line.
The purpose of this utility model is achieved through the following technical solutions: a kind of double frequency list feedback high-gain aerial, including pcb board
And coaxial feeder；The pcb board is successively arranged the first double frequency dipole element, high frequency dipole element and second pair from top to bottom
Frequency dipole element；The first double frequency dipole element and the second double frequency dipole element include center be overlapped high frequency oscillator and
Low-frequency vibrator；The first double frequency dipole element, the second double frequency dipole element and high frequency dipole element be equipped with signal arm with
And grounding arm；
The pcb board further includes coaxial wire jumper；The first double frequency dipole element, the second double frequency dipole element and high frequency
Dipole element is connected by coaxial wire jumper；The coaxial feeder is connect with the signal arm of the second double frequency dipole element.
The utility model is further arranged to, and one end of the coaxial wire jumper is equipped with the first core layer and the first braiding
Layer；The other end of the coaxial wire jumper is equipped with the second core layer and the second braiding layer；The middle part of the coaxial wire jumper is equipped with the
Three braiding layers, the 4th braiding layer and insulating layer；The insulating layer is set between third braiding layer and the 4th braiding layer；Described
One core layer is connect with the signal arm of the first double frequency dipole element；The ground connection of first braiding layer and the first double frequency dipole element
Arm connection；Second core layer is connect with the signal arm of the second double frequency dipole element；Second braiding layer and the second double frequency
The grounding arm of dipole element connects；The third braiding layer and the 4th braiding layer respectively with the signal arm of high frequency dipole element and
The grounding arm of high frequency dipole element connects.
The utility model is further arranged to, and the bottom of the signal arm of the second double frequency dipole element is equipped with impedance matching net
Network.
The utility model is further arranged to, and the impedance matching network is microstrip line or CPW line.
The utility model is further arranged to, the first double frequency dipole element and high frequency dipole element spacing and second pair
Frequency dipole element is equal with high frequency dipole element spacing.
The utility model is further arranged to, and the first double frequency dipole element and high frequency dipole element spacing are high again and again
A wavelength of the section in coaxial wire jumper.
The utility model has the beneficial effects that the utility model uses two double frequency dipole elements and a high frequency dipole element
As array element, that is, low frequency part is equivalent to dyadic array, high frequency section is equivalent to three sensor array, can form high increasing
Benefit.In addition, replacing traditional microstrip line to be conducive to reduce line loss as feeding network using coaxial wire jumper, antenna is solved
Dominant loss source can be selected general in the market so that the PCB material where array element can have biggish selection space
Material advantageously reduces antenna overall cost.
Detailed description of the invention
Utility model is described further using attached drawing, but the embodiment in attached drawing does not constitute and appoints to the utility model
What is limited, for those of ordinary skill in the art, without creative efforts, can also be according to the following drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram that the utility model hides coaxial feeder and coaxial wire jumper；
Fig. 3 is the structural schematic diagram of the coaxial wire jumper of the utility model；
Description of symbols of the Fig. 1 into Fig. 3:
1-PCB plate；2- coaxial feeder；3- the first double frequency dipole element；31- high frequency oscillator；32- low-frequency vibrator；4- high frequency
Dipole element；5- the second double frequency dipole element；The coaxial wire jumper of 6-；The first core layer of 61-；The first braiding layer of 62-；The second line of 63-
Sandwich layer；The second braiding layer of 64-；65- insulating layer；66- third braiding layer；The 4th braiding layer of 67-；7- impedance matching network.
Specific embodiment
The utility model is further described with the following Examples.
From Fig. 1 to Fig. 3；A kind of double frequency list described in the present embodiment presents high-gain aerial, including pcb board 1 and same
Feeder shaft 2；The pcb board 1 is successively arranged the first double frequency dipole element 3, high frequency dipole element 4 and the second double frequency from top to bottom
Dipole element 5；The first double frequency dipole element 3 and the second double frequency dipole element 5 include the high frequency oscillator that center is overlapped
31 and low-frequency vibrator 32；The first double frequency dipole element 3, the second double frequency dipole element 5 and high frequency dipole element 4 are equipped with
Signal arm and grounding arm；
The pcb board 1 further includes coaxial wire jumper 6；The first double frequency dipole element 3, the second double frequency dipole element 5 and
High frequency dipole element 4 is connected by coaxial wire jumper 6；The coaxial feeder 2 is connect with the signal arm of the second double frequency dipole element 5.
Specifically, double frequency list described in the present embodiment presents high-gain aerial, and electric current is fed into the from 2 feed-in of coaxial feeder
Two double frequency dipole elements 5, high frequency oscillator 31 and low-frequency vibrator 32 in the second double frequency dipole element 5 give off low frequency and height simultaneously
The electromagnetic wave of frequency, dump energy flow through coaxial 6 feed-in high frequency dipole element 4 of wire jumper, and high frequency dipole element 4 gives off high-frequency electromagnetic
Wave, dump energy pass through coaxial 6 the first double frequency of feed-in dipole element 3 of wire jumper, the high frequency oscillator in the first double frequency dipole element 3
31 and low-frequency vibrator 32 give off the electromagnetic wave of low frequency and high frequency simultaneously so that current feed phase of three dipole elements in high band
It is identical, so antenna is equivalent to three high frequency array elements with being connected in series, and the frequency electromagnetic waves radiated respectively are same for high frequency section
Superimposed generation high-gain；For low frequency, two segment length of coaxial wire jumper 6 are added as one of low frequency band in coaxial line
A wavelength, antenna are equivalent to two low frequency array elements with being connected in series, and the low-frequency electromagnetic wave in-phase stacking radiated respectively generates high-gain.
The present embodiment is used as array element using two double frequency dipole elements and a high frequency dipole element 4, that is,
Low frequency part is equivalent to dyadic array, and high frequency section is equivalent to three sensor array, can form high-gain.In addition, using coaxial wire jumper 6
Replace traditional microstrip line to be conducive to reduce line loss as feeding network, solves the dominant loss source of antenna, therefore make
PCB material where obtaining array element can have biggish selection space, and material general in the market can be selected, advantageously reduce antenna
Overall cost.
A kind of double frequency list feedback high-gain aerial, one end of the coaxial wire jumper 6 described in the present embodiment are equipped with the first core
Layer 61 and the first braiding layer 62；The other end of the coaxial wire jumper 6 is equipped with the second core layer 63 and the second braiding layer 64；Institute
The middle part for stating coaxial wire jumper 6 is equipped with third braiding layer 66, the 4th braiding layer 67 and insulating layer 65；The insulating layer 65 is set to the
Between three braiding layers 66 and the 4th braiding layer 67；First core layer 61 is connect with the signal arm of the first double frequency dipole element 3；
First braiding layer 62 is connect with the grounding arm of the first double frequency dipole element 3；Second core layer 63 and the second double frequency are even
The signal arm of pole oscillator 5 connects；Second braiding layer 64 is connect with the grounding arm of the second double frequency dipole element 5；The third
Braiding layer 66 and the 4th braiding layer 67 connect with the grounding arm of the signal arm of high frequency dipole element 4 and high frequency dipole element 4 respectively
It connects.Third braiding layer 66 described in the present embodiment, the 4th braiding layer 67 and insulating layer 65 be by coaxial wire jumper 6 pass through in shell and
At, shelled in coaxial wire jumper 6 replace traditional microstrip line as feeding network be conducive to reduce line loss
A kind of double frequency list feedback high-gain aerial, the bottom of the signal arm of the second double frequency dipole element 5 described in the present embodiment
Equipped with impedance matching network 7.A kind of double frequency list feedback high-gain aerial, the impedance matching network 7 are micro- described in the present embodiment
Band line or CPW line.By setting impedance matching network 7 to carry out impedance matching to entire aerial array
A kind of double frequency list feedback high-gain aerial, the first double frequency dipole element 3 and high frequency dipole described in the present embodiment
4 spacing of oscillator and the second double frequency dipole element 5 are equal with 4 spacing of high frequency dipole element.
A kind of double frequency list feedback high-gain aerial, the first double frequency dipole element 3 and high frequency dipole described in the present embodiment
4 spacing of oscillator is a wavelength of the high-frequency band in coaxial wire jumper 6.
Finally it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than to this reality
With the limitation of novel protected range, although being explained in detail referring to preferred embodiment to the utility model, this field it is general
Lead to it will be appreciated by the skilled person that can be with the technical solution of the present invention is modified or equivalently replaced, without departing from this
The spirit and scope of utility model technical solution.
Claims (6)
1. a kind of double frequency list presents high-gain aerial, it is characterised in that: including pcb board (1) and coaxial feeder (2)；The pcb board
(1) it is successively arranged the first double frequency dipole element (3), high frequency dipole element (4) and the second double frequency dipole element from top to bottom
(5)；The first double frequency dipole element (3) and the second double frequency dipole element (5) include the high frequency oscillator that center is overlapped
(31) and low-frequency vibrator (32)；The first double frequency dipole element (3), the second double frequency dipole element (5) and the vibration of high frequency dipole
Sub (4) are equipped with signal arm and grounding arm；
The pcb board (1) further includes coaxial wire jumper (6)；The first double frequency dipole element (3), the second double frequency dipole element (5)
And high frequency dipole element (4) is connected by coaxial wire jumper (6)；The coaxial feeder (2) and the second double frequency dipole element (5)
Signal arm connection.
2. a kind of double frequency list according to claim 1 presents high-gain aerial, it is characterised in that: the coaxial wire jumper (6)
One end is equipped with the first core layer (61) and the first braiding layer (62)；The other end of the coaxial wire jumper (6) is equipped with the second core
Layer (63) and the second braiding layer (64)；The middle part of the coaxial wire jumper (6) is equipped with third braiding layer (66), the 4th braiding layer
(67) and insulating layer (65)；The insulating layer (65) is set between third braiding layer (66) and the 4th braiding layer (67)；It is described
First core layer (61) is connect with the signal arm of the first double frequency dipole element (3)；First braiding layer (62) and the first double frequency
The grounding arm of dipole element (3) connects；Second core layer (63) connect with the signal arm of the second double frequency dipole element (5)；
Second braiding layer (64) connect with the grounding arm of the second double frequency dipole element (5)；The third braiding layer (66) and the 4th
Braiding layer (67) is connect with the grounding arm of the signal arm of high frequency dipole element (4) and high frequency dipole element (4) respectively.
3. a kind of double frequency list according to claim 1 presents high-gain aerial, it is characterised in that: the second double frequency dipole element
(5) bottom of signal arm is equipped with impedance matching network (7).
4. a kind of double frequency list according to claim 3 presents high-gain aerial, it is characterised in that: the impedance matching network
It (7) is microstrip line or CPW line.
5. a kind of double frequency list according to claim 1 presents high-gain aerial, it is characterised in that: the first double frequency dipole vibration
Sub (3) and high frequency dipole element (4) spacing and the second double frequency dipole element (5) are equal with high frequency dipole element (4) spacing.
6. a kind of double frequency list according to claim 5 presents high-gain aerial, it is characterised in that: the first double frequency dipole vibration
Sub (3) are a wavelength of the high-frequency band in coaxial wire jumper (6) with high frequency dipole element (4) spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822071561.7U CN209119334U (en) | 2018-12-10 | 2018-12-10 | A kind of double frequency list feedback high-gain aerial |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822071561.7U CN209119334U (en) | 2018-12-10 | 2018-12-10 | A kind of double frequency list feedback high-gain aerial |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209119334U true CN209119334U (en) | 2019-07-16 |
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ID=67207946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822071561.7U Active CN209119334U (en) | 2018-12-10 | 2018-12-10 | A kind of double frequency list feedback high-gain aerial |
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| Country | Link |
|---|---|
| CN (1) | CN209119334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112510353A (en) * | 2020-12-04 | 2021-03-16 | 深圳市海之景科技有限公司 | 5G antenna for communication terminal |
-
2018
- 2018-12-10 CN CN201822071561.7U patent/CN209119334U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112510353A (en) * | 2020-12-04 | 2021-03-16 | 深圳市海之景科技有限公司 | 5G antenna for communication terminal |
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