CN206340664U - A kind of LTE plate antennas - Google Patents
A kind of LTE plate antennas Download PDFInfo
- Publication number
- CN206340664U CN206340664U CN201621398800.4U CN201621398800U CN206340664U CN 206340664 U CN206340664 U CN 206340664U CN 201621398800 U CN201621398800 U CN 201621398800U CN 206340664 U CN206340664 U CN 206340664U
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- printed circuit
- pcb
- circuit board
- lte
- plastic cover
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Abstract
The utility model belongs to mobile communication technology field, a kind of LTE plate antennas are provided, including plastic cover, the metal base plate being connected on the plastic cover and the spacing printed circuit board (PCB) for being connected to the plastic cover inside bottom, the printed circuit board (PCB) is circuitron structure, and the printed circuit board (PCB) is provided with the high-frequency circuit area that radiation frequency is 1710 2690MHz；So design can solve existing high band inner antenna structure and install complicated, and signal coverage rate is small, the problem of space-consuming is big.
Description
Technical field
The utility model belongs to mobile communication technology field, more particularly to a kind of LTE plate antennas.
Background technology
Antenna has a very important role in mobile communications, and it is real between transceiver and Electromagnetic Wave Propagation space
Existing effective energy transmission.By carrying out different designs to antenna, change radiation characteristic, the space point of electromagnetic energy can be controlled
Cloth, improves resource utilization, optimizes network quality.Especially for being used as LTE (the Long Term from 3G to 4G transition
Evolution, Long Term Evolution) for mobile communication technology, the effect of antenna is more important.
At present, the digital communication system DCS (Data Communication System) of mobile communication frequency range is
1710~1880MHz, Personal Handyphone System Personal Handyphone System(PHS) PHS (Personal Handy-phone System) frequency range are 1850
~1990MHz, Universal Mobile Telecommunications System UMTS (Universal Mobile Telecommunications System)
Frequency range be 1920~2170MHz, 3G frequency range be 1880~2200MHz, WLAN frequency range be 2400~
2500MHz.Traditional plate antenna typically can only oriented cover be 1710~2170MHz in scope high band or scope be
800~960MHz low-frequency range.With 3G, LTE, WLAN WALN ((Wireless Local Area Networks)
Etc. the extensive utilization of new technical standards, the antenna structure of higher frequency section gradually replaces traditional wall aerial scheme, but existing
High band inner antenna structure install complicated, signal coverage rate is small, and space-consuming is big.
Utility model content
The purpose of this utility model is to provide a kind of LTE plate antennas, it is intended to solve existing high band inner antenna
Structure installs complicated, and signal coverage rate is small, the problem of space-consuming is big.
The utility model is so solved：A kind of LTE plate antennas, including plastic cover, it is connected to the plastic cover
Metal base plate and the spacing printed circuit board (PCB) for being connected to the plastic cover inside bottom on body, the printed circuit board (PCB) is double
Face printing circuit structure, and the printed circuit board (PCB) is provided with the high-frequency circuit area that radiation frequency is 1710-2690MHz.
Further, the printed circuit board (PCB) is connected to the plastic cement by the fastener of plastic cover bottom projection
In lid inside bottom.
Further, the high-frequency circuit area includes the first circuit region and the second circuit area for constituting dual polarization structure, institute
State the first circuit region to be vertically extended, the second circuit area is horizontally disposed.
Further, the signal angle of radiation of the printed circuit board (PCB) is more than 60 °.
Further, the input impedance of the printed circuit board (PCB) is less than 54 Ω.
Further, the positive and negative of the printed circuit board (PCB) is electrically connected the 1/4W resistance of gain expansion signal.
Further, the thickness of the sheet material of the printed circuit board (PCB) is less than 1.5mm, the dielectric constant of the printed circuit board (PCB)
For 4.4, the printed circuit thickness on the printed circuit board (PCB) is less than 0.035mm.
Further, the part of the printed circuit is nickel coating, and the nickel coating is located at the upper of the printed circuit board (PCB)
Lower both sides.
Further, the metal base plate is aluminium base plate.
Further, the printed circuit board (PCB) is connected with feeder line, and the feeder line is semi-flexible coaxial cable.
The utility model provide LTE plate antennas be relative to the technique effect that existing technology has：By that will print
The spacing inside bottom for being connected to plastic cover of printed circuit board, and then make it that the installation of printed circuit board (PCB) is more easily and square
Just, while the position of printed circuit board (PCB) connection is fixed on base plate compared to traditional screw, it is smaller that it takes inner space；This
Outside due to the characteristic that aerial signal is transmitted, the transmission of metal meeting shielded signal so can be designed so that the letter of the plate antenna
Number transmission direction is easier control, while electromagnetic signal utilization rate is high.
Brief description of the drawings
Fig. 1 is the LTE plate antenna structural representations that the utility model embodiment is provided；
Fig. 2 is the positive structure schematic for the printed circuit board (PCB) that the utility model embodiment is provided；
Fig. 3 is the reverse structure schematic for the printed circuit board (PCB) that the utility model embodiment is provided；
Fig. 4 is the printed circuit board (PCB) and feeder line annexation figure that the utility model embodiment is provided.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It should also be noted that, the orientation term such as left and right, upper and lower in the utility model embodiment, is only relative each other
Concept or using the normal operating condition of product as reference, and should not be regarded as restrictive.
Accompanying drawing 1 be refer to shown in Fig. 4, there is provided a kind of LTE plate antennas in the utility model embodiment, including modeling
Glue lid 10, metal base plate 20 and printed circuit board (PCB) 30, the metal base plate 20 are connected on the plastic cover 10, and both connections
The shell structure of a closing is formed afterwards, because electromagnetic signal cannot pass through metal base plate 20, and then directive metal base plate 20
Electromagnetic signal can be reflected towards the direction of plastic cover 10, and the printed circuit board (PCB) 30 is spacing to be connected to the inner side bottom of plastic cover 10
Portion, spacing connection, which is espespecially installed, herein conveniently snaps connection or is bonded, so that the erector of printed circuit board (PCB) 30
Skill is more simple；The printed circuit board (PCB) 30 is circuitron structure, and the printed circuit board (PCB) 30 is provided with radiation frequency
For 1710-2690MHz high-frequency circuit area, it so can be designed so that the covering frequence scope of antenna expands, realize wideband
Effect.
More than design LTE plate antennas, by by the spacing inner side bottom for being connected to plastic cover 10 of printed circuit board (PCB) 30
Portion, and then cause the installation of printed circuit board (PCB) 30 more easily and conveniently, while the position that printed circuit board (PCB) 30 is connected is compared
It is fixed in traditional screw on base plate, it is smaller that it takes inner space；Additionally due to the characteristic of aerial signal transmission, metal bottom
The transmission of the meeting shielded signal of plate 20, so can be designed so that the signal transmission direction of the plate antenna is easier control, simultaneously
Electromagnetic signal utilization rate is high.
In the present embodiment, the metal base plate 20 is preferably dimensioned to be 192.6mm x172.6mm x1.0mm, the plastic cover
Body 10 is preferably dimensioned to be 195mm x175mm x40mm, and the printed circuit board (PCB) 30 is preferably dimensioned to be 130mm x72mm
x1.5mm.Such size design is relative to traditional structure, and the size of printed circuit board (PCB) 30 reduces, and then reduces cost
Expenditure, while printed circuit board (PCB) 30 is connected to the inside bottom of plastic cover 10, and then causes the electromagnetic signal radiation of the structure
Angle by traditional be connected on base plate 38 ° or so, become greater than 60 °, in the present embodiment be preferably 65 °, and then increase
The coverage of aerial signal.
Specifically, as shown in figure 1, in the utility model embodiment, the printed circuit board (PCB) 30 passes through the plastic cover 10
The fastener 101 of bottom projection is connected in the inside bottom of plastic cover 10.
In the present embodiment, the quantity of fastener 101 is multiple, and the printed circuit board (PCB) 30 is connected to the fastener 101
Between, so design causes printed circuit board (PCB) 30 when mounted, only needs manually to snap connection the pressing of printed circuit board (PCB) 30 many
It can complete to install between individual fastener 101, it is higher relative to traditional mode connects for screw production efficiency.
Specifically, as shown in Fig. 2 in the utility model embodiment, the high-frequency circuit area includes constituting dual polarization structure
The first circuit region 301 and second circuit area 302, first circuit region 301 is vertically extended, the second circuit area
302 is horizontally disposed, and it is respectively vertical polarization and water to be so easy to the high-frequency circuit area to receive two kinds of polarized signals
Mean pole.
In the present embodiment, first circuit region 301 and second circuit area 302 are half-wave symmetry element, so design
It can ensure that the input impedance of printed circuit board (PCB) 30 is more nearly the input impedance of the printed circuit board (PCB) 30 in 50 Ω, the present embodiment
Less than 54 Ω.
Specifically, as shown in Figures 2 and 3, in the utility model embodiment, the positive and negative of the printed circuit board (PCB) 30 is electric respectively
The 1/4W resistance 303 of gain expansion signal is connected with, the resistance 303 of the printed circuit board (PCB) 30 connection is used for external router
Matching, plays a part of gain expansion so that transmission range is farther.
Specifically, in the utility model embodiment, the thickness of the sheet material of the printed circuit board (PCB) 30 is less than 1.5mm, the print
The dielectric constant of printed circuit board 30 is that the printed circuit thickness on 4.4, the printed circuit board (PCB) 30 is less than 0.035mm.
Specifically, in the utility model embodiment, the printed circuit is nickel coating, and the nickel coating is located at the printed circuit
On the printed wiring board 30, then the both sides up and down of plate 30, the nickel coating is printed circuit diagram by electroplating technology by nickel plating
Place and formed after oxidation.
Specifically, in the utility model embodiment, the metal base plate 20 is preferably aluminium base plate, and so design is ensureing
While shield effectiveness so that the weight of whole plate antenna is smaller.
Specifically, as shown in figure 4, in the utility model embodiment, the printed circuit board (PCB) 30 is connected with feeder line 40, the feedback
Line 40 is preferably semi-flexible coaxial cable.
The LTE plate antennas that the utility model is provided, by the high-frequency circuit area for designing two 1710-2690MHz so that
The covering frequence scope of antenna expands, and realizes the effect of wideband；And the structure design of global optimization cause its transmission speed it is fast,
Strong interference immunity, with very strong practicality, LTE plate antennas, the small volume in addition, so as to reduce space-consuming.
Therefore, the LTE plate antennas of the present embodiment due to coverage it is big, go for office, residential quarters, car
Stand, the public place such as square, with very strong practicality.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. a kind of LTE plate antennas, it is characterised in that：Including plastic cover, the metal base plate being connected on the plastic cover
With the spacing printed circuit board (PCB) for being connected to the plastic cover inside bottom, the printed circuit board (PCB) is circuitron knot
Structure, and the printed circuit board (PCB) is provided with the high-frequency circuit area that radiation frequency is 1710-2690MHz.
2. LTE plate antennas as claimed in claim 1, it is characterised in that：The printed circuit board (PCB) passes through the plastic cover
The fastener of bottom projection is connected in the plastic cover inside bottom.
3. LTE plate antennas as claimed in claim 1, it is characterised in that：The high-frequency circuit area includes constituting dual polarization knot
First circuit region of structure and second circuit area, first circuit region are vertically extended, second circuit area edge
It is horizontally arranged.
4. LTE plate antennas as claimed in claim 1, it is characterised in that：The signal angle of radiation of the printed circuit board (PCB) is big
In 60 °.
5. the LTE plate antennas as described in claim any one of 1-4, it is characterised in that：The input resistance of the printed circuit board (PCB)
It is anti-to be less than 54 Ω.
6. the LTE plate antennas as described in claim any one of 1-4, it is characterised in that：The positive and negative of the printed circuit board (PCB)
It is electrically connected the 1/4W resistance of gain expansion signal.
7. the LTE plate antennas as described in claim any one of 1-4, it is characterised in that：The sheet material of the printed circuit board (PCB)
Thickness is less than 1.5mm, and the dielectric constant of the printed circuit board (PCB) is that the printed circuit thickness on 4.4, the printed circuit board (PCB) is small
In 0.035mm.
8. LTE plate antennas as claimed in claim 7, it is characterised in that：The printed circuit is nickel coating, the nickel coating
Positioned at the both sides up and down of the printed circuit board (PCB).
9. the LTE plate antennas as described in claim any one of 1-4, it is characterised in that：The metal base plate is aluminium base plate.
10. the LTE plate antennas as described in claim any one of 1-4, it is characterised in that：The printed circuit board (PCB) connects with feeder line
Connect, the feeder line is semi-flexible coaxial cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621398800.4U CN206340664U (en) | 2016-12-16 | 2016-12-16 | A kind of LTE plate antennas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621398800.4U CN206340664U (en) | 2016-12-16 | 2016-12-16 | A kind of LTE plate antennas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206340664U true CN206340664U (en) | 2017-07-18 |
Family
ID=59301535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621398800.4U Active CN206340664U (en) | 2016-12-16 | 2016-12-16 | A kind of LTE plate antennas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206340664U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109659668A (en) * | 2018-12-10 | 2019-04-19 | 深圳市鸿陆技术有限公司 | A kind of RFID antenna and the device end with the antenna |
-
2016
- 2016-12-16 CN CN201621398800.4U patent/CN206340664U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109659668A (en) * | 2018-12-10 | 2019-04-19 | 深圳市鸿陆技术有限公司 | A kind of RFID antenna and the device end with the antenna |
| CN109659668B (en) * | 2018-12-10 | 2024-02-13 | 深圳市鸿陆技术有限公司 | RFID antenna and equipment terminal with same |
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