CN206250379U - A kind of three-in-one vehicle-mounted antenna - Google Patents
A kind of three-in-one vehicle-mounted antenna Download PDFInfo
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- CN206250379U CN206250379U CN201621385692.7U CN201621385692U CN206250379U CN 206250379 U CN206250379 U CN 206250379U CN 201621385692 U CN201621385692 U CN 201621385692U CN 206250379 U CN206250379 U CN 206250379U
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Abstract
The utility model provides a kind of three-in-one vehicle-mounted antenna, including support, and to bend wifi antennas, LTE primary antennas and LTE diversity antennas that patch form is arranged on support, the LTE primary antennas are located at cradle top, the LTE diversity antennas are located at frame bottom, and the middle part of support is arranged in the wifi antenna sets.The antenna structure collection Wifi antennas, LTE diversity antennas, three kinds of functions of LTE primary antennas and be integrated, realize the multi-functional effect of miniaturization, using bending property cabling, cabling area occupied is reduced, coupling effect is improved using the gap between many feeds, different cabling forms and cabling, play the effect for increasing bandwidth, simple and stable structure, low cost, size is small, and isolation is good.
Description
Technical field
The utility model is related to field of antenna, more particularly to a kind of three-in-one vehicle-mounted antenna.
Background technology
Vehicle needs to install various antennas such as antenna, GPS, wifi, LTE, and above-mentioned antenna needs to coordinate vehicle body when mounted
Design, and the design space of in-car is limited, and excessive part takes up room and unsightly, but antenna is used as transceiving electromagnetic ripple
Device, size is small, it is meant that efficiency is low, narrow bandwidth.Multiple different antennae hypotelorisms can also be interfered and bring isolation poor
Problem.Current composite class car antenna integrated level is poor, and mostly single GPS antennas or list wifi antennas are discrete, or only
There is the two-in-one car antenna of GPS and wifi antennas.And want integrated LTE antenna or integrated two or more antenna be respectively provided with compared with
Difficulty high, main cause is that the isolation of two antennas is poor when two antennas are relativelyed close to.
Utility model content
The utility model aims to solve the problem that above mentioned problem, and provides the three-in-one vehicle-mounted antenna that a kind of size is small, isolation is good.
To solve the above problems, the utility model provides a kind of three-in-one vehicle-mounted antenna, including support, and to bend
Patch form is arranged at wifi antennas on support, LTE primary antennas and LTE diversity antennas, and the LTE primary antennas are located at top of support
Portion, the LTE diversity antennas are located at frame bottom, and the middle part of support is arranged in the wifi antenna sets.
Patent collection Wifi, LTE diversity of the present invention, three kinds of functions of LTE primary antennas and be integrated, realize many work(of miniaturization
The effect of energy, using bending property cabling, reduces cabling area occupied,.
Preferably, the wifi antennas, LTE primary antennas and LTE diversity antennas are equipped with independent distributing point.
Preferably, the branch is set up in antenna casing, and the antenna casing is provided with locating dowel, and the support is provided with
In the location hole of locating dowel matching, the locating dowel and location hole are combined by way of interference fit.
Preferably, pre-determined bit reinforcement is provided with the shell, the shell includes upper casing and lower casing, and the upper casing is with
Shell is fixedly connected by buckle and/or screw.Small product size after being completed is compact, can flexibly be positioned over vehicle interior and fit
Suitable position, its outer surface is fixed on by the 3M glue of outer casing bottom, small to the parts interference capability of annex and fit is high
Preferably, the LTE primary antennas are dipole antenna configuration, and the LTE primary antennas include what near symmetrical was set
First branch and the second branch, the first gap is provided between first branch and the second branch.Using the gap between cabling
To improve coupling effect, the effect for increasing bandwidth is played.LTE primary antennas are using dipole close to symmetrical structure, core electric current
With ground current balance, the structure strong antijamming capability.
Preferably, first branch and the second branch are loop configuration, and first branch is near the first gap
End point is provided with the first earth point, and second branch is close to the first gap and the end points relative with the first earth point is provided with
First distributing point.
Preferably, the LTE diversity antennas are IFA antenna structures, including the 3rd branch and the 4th branch, described 3rd point
The second gap is provided between branch and the 4th branch.Coupling effect is improved using the gap between cabling, playing increases bandwidth
Effect.LTE diversity antennas use IFA structures, occupy little space, and are not same structures with LTE primary antennas, with LTE primary antennas
Isolation is preferable.
Preferably, end point of the 3rd branch near the second gap is provided with the second earth point, the 4th branch
Near the second gap and it is provided with the second distributing point in the relative end point of the second earth point.
Preferably, the wifi antennas are the dipole antenna configuration that annular is set, and the cabling of the wifi antennas surround
Form the 3rd gap.Coupling effect is improved using the gap between cabling, the effect for increasing bandwidth is played.Wifi antennas are adopted
With dipole structure, due to being operated in 2.4G, length is shorter, also for raising immunity to interference.
Preferably, the 3rd earth point and the 3rd distributing point are respectively equipped with two points relative in the 3rd gap.
Compared with prior art, the invention has the advantages that：
The present invention provides a kind of three-in-one vehicle-mounted antenna, collects Wifi antennas, LTE diversity antennas, three kinds of work(of LTE primary antennas
Can and be integrated, realize the multi-functional effect of miniaturization, using bending property cabling, cabling area occupied is reduced, using cabling
Between gap improve coupling effect, play the effect for increasing bandwidth, simple and stable structure, low cost, size is small, isolation
It is good.
Brief description of the drawings
Fig. 1 is the explosive view of the utility model embodiment.
Fig. 2 is the outer casing construction drawing of the utility model embodiment.
Fig. 3 is the rack assumption diagram of the utility model embodiment.
Fig. 4 is the wifi antenna assumption diagrams of the utility model embodiment.
Fig. 5 is the LTE main antenna structure figures of the utility model embodiment.
Fig. 6 is the LTE diversity antenna structure charts of the utility model embodiment.
Fig. 7 is the assembling assumption diagram of the utility model embodiment.
Fig. 8 is that wifi antennas, LTE primary antennas and the LTE diversity antennas of the utility model embodiment launch plan.
Fig. 9 is the standing wave pattern of the LTE primary antennas of the utility model embodiment.
Figure 10 is the standing wave pattern of the LTE diversity antennas of the utility model embodiment.
Figure 11 is the echo impedance diagram of the wifi antennas of the utility model embodiment.
Figure 12 is the frequency range efficiency chart of the LTE primary antennas of the utility model embodiment.
Figure 13 is the frequency range efficiency chart of the LTE diversity antennas of the utility model embodiment.
Figure 14 is the frequency range efficiency chart of the wifi antennas of the utility model embodiment.
Wherein, 1 is support, and 11 is location hole；2 is wifi antennas, and 21 is the 3rd gap, and 22 is the 3rd earth point, and 23 are
3rd distributing point；3 is LTE primary antennas, and 31 is the first branch, and 32 is the second branch, and 33 is the first gap, and 34 is the first ground connection
Point, 35 is the first distributing point；4 is LTE diversity antennas, and 41 is the 3rd branch, and 42 is the 4th branch, and 43 is the second gap, and 44 are
Second earth point, 45 is the second distributing point；5 is upper casing, and 51 is pre-determined bit reinforcement, and 52 is buckle；6 is lower casing, and 61 is positioning
Post；7 is Cable lines, and 8 is Fakra connectors, and 9 is heat-shrink tube.
Specific embodiment
The following example is explained further and supplements to of the present utility model, does not constitute any limit to the utility model
System.
As shown in Fig. 1~8, a kind of three-in-one vehicle-mounted antenna disclosed in the present embodiment, is the antenna of multiple difference in functionalitys
Overcome interactional combined antenna structure, including shell, support is provided with shell, support is provided with paster antenna, paster
Antenna connects Fakra connectors by Cable lines, and Cable lines are in heat-shrink tube.Shell includes upper casing and lower casing, in upper casing
The pre-determined bit reinforcement for support pre-determined bit is provided with, the locating dowel with support interference fit is provided with lower casing, correspondence is fixed on support
The position of position post is provided with location hole, and upper casing and lower casing are combined by buckle, and by screw fixes guarantee its coupling mechanism force again, such as
Described in Fig. 2, to be completed rear external structure.
The paster antenna of the present embodiment adopts FPC antenna, and inside is uniformly posted up by 3M glue with flexible FPC antenna body
On the outer surface of plastic stent, while internal each coupling unit secure makeup by way of interference fit, makes it firmly, even if
Also abnormal sound will not be produced under conditions of high vibration because rocking.The material of support uses the plastics of relatively inexpensive PC+ABS
Particle is molded, and its dielectric constant has an impact to the size of antenna body, it is considered that improving dielectric constant can further reduce
The size of antenna body.The material of antenna casing is similarly PC+ABS, lighter weight, but can ensure simultaneously certain intensity with it is firm
Degree, antidetonation is resistance to fall better performances.Paster antenna on the basis of cover top portion, is realized matching somebody with somebody by location hole with support with locating shaft
To assembling, the top and the bottom of shell make internal each component pre-determined bit by rationally design pre-determined bit reinforcement and buckle position, finally lead to
Cross screw and fix and ensure its coupling mechanism force.Small product size after being completed is compact, can flexibly be positioned over vehicle interior suitable
Position, its outer surface is fixed on by the 3M glue of outer casing bottom, small to the parts interference capability of annex and fit is high.
Wherein, paster antenna include wifi antennas, LTE primary antennas and LTE diversity antennas, wifi antennas, LTE primary antennas and
LTE diversity antennas are arranged on support with bending patch form, and LTE primary antennas are located at cradle top, and LTE diversity antennas set
The middle part of support is arranged in frame bottom, wifi antenna sets.The present embodiment integrated wifi antennas in less size,
LTE primary antennas, LTE diversity antennas, combination forms mimo antenna, can significantly improve communication effect.To reduce space hold, adopt
The outer surface of enclosure interior support is covered in radiation sheet metal, paster antenna can use LDS, shell fragment or FPC technique realities
It is existing.Wifi Antenna Operation frequency ranges are narrower, smaller to volume requirement.LTE primary antennas and LTE diversity antennas are multichannel day
Line, working frequency range is very wide, and its covering sets stricter to size requirement, it is however generally that, size is bigger, and bandwidth of operation is wider.Therefore
Using bending property cabling, cabling area occupied is reduced, and coupling effect is improved using the gap between cabling, play increase band
Effect wide.
Wifi antennas are different with LTE primary antennas, LTE diversity antenna working frequency range, the relatively good control of isolation.And LTE
Primary antenna and LTE diversity antennas have multiple frequency ranges to overlap, and support uses the structure of cuboid, and height is higher.Can be using farther out
Positional distance improve the isolation of LTE primary antennas and LTE diversity antennas.
As shown in figure 5, LTE primary antennas are dipole antenna configuration, LTE primary antennas include first that near symmetrical is set
Branch and the second branch, are provided with the first gap between the first branch and the second branch.First branch and the second branch are
Loop configuration；LTE diversity antennas are IFA antenna structures, including the 3rd branch and the 4th branch, the 3rd branch and the 4th branch
Between be provided with the second gap；Wifi antennas are the dipole antenna configuration that annular is set, and the cabling of wifi antennas surround and formed
3rd gap.
As shown in figure 4, wifi antennas, LTE primary antennas and LTE diversity antennas are equipped with independent distributing point.LTE primary antennas
End point of first branch near the first gap be provided with the first earth point, the second branch simultaneously connects near the first gap with first
The relative end points in place is provided with the first distributing point.
As shown in fig. 6, end point of the 3rd branch of LTE diversity antennas near the second gap is provided with the second earth point,
4th branch near the second gap and is provided with the second distributing point in the relative end point of the second earth point.The 3rd of wifi antennas
The 3rd earth point and the 3rd distributing point are respectively equipped with two points relative in gap.
As shown in Fig. 9~14, the working frequency range of LTE primary antennas is：824-960； 1710-2170M;2500-2690M,
The working frequency range of diversity antenna is：1710-2170MHz ,2300-2690MHz；The working frequency range of WIFI antennas is 2400-
2500MHz.While the band requirement of each antenna is met, highly integrated each antenna reduces cost to the application, reduces day
Line volume.
It is above wherein specific implementation of the present utility model, therefore its description is more specific and detailed, but can not be
And it is interpreted as the limitation to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, not
On the premise of departing from present inventive concept, various modifications and improvements can be made, these obvious alternative forms are belonged to
Protection scope of the present invention.
Claims (10)
1. a kind of three-in-one vehicle-mounted antenna, it is characterised in that：Including support（1）, and it is arranged at support to bend patch form
On wifi antennas（2）, LTE primary antennas（3）With LTE diversity antennas（4）, the LTE primary antennas（3）Located at support（1）Top,
The LTE diversity antennas（4）Located at support（1）Bottom, the wifi antennas（2）Concentrated setting is in support（1）Middle part.
2. three-in-one vehicle-mounted antenna according to claim 1, it is characterised in that：The wifi antennas（2）, LTE primary antennas
（3）With LTE diversity antennas（4）It is equipped with independent distributing point.
3. three-in-one vehicle-mounted antenna according to claim 1, it is characterised in that：The support（1）In antenna casing,
The antenna casing is provided with locating dowel（61）, the support（1）It is provided with locating dowel（61）The location hole of matching（11）, institute
State locating dowel（61）With the location hole（11）Combined by way of interference fit.
4. three-in-one vehicle-mounted antenna according to claim 3, it is characterised in that：Pre-determined bit reinforcement is provided with the shell
（51）, the shell include upper casing（5）And lower casing（6）, the upper casing（5）And lower casing（6）By buckle（52）And/or screw is solid
Fixed connection.
5. three-in-one vehicle-mounted antenna according to claim 1, it is characterised in that：The LTE primary antennas（3）It is dipole day
Cable architecture, the LTE primary antennas（3）Including the first branch that near symmetrical is set（31）With the second branch（32）, described first
Branch（31）With the second branch（32）Between be provided with the first gap（33）.
6. three-in-one vehicle-mounted antenna according to claim 5, it is characterised in that：First branch（31）With the second branch
（32）It is not closed annular structure, first branch（31）Near the first gap（33）End point be provided with the first ground connection
Point（34）, second branch（32）Near the first gap（33）And with the first earth point（34）Relative end points is provided with first
Distributing point（35）.
7. three-in-one vehicle-mounted antenna according to claim 1, it is characterised in that：The LTE diversity antennas（4）It is IFA days
Cable architecture, including the 3rd branch（41）With the 4th branch（42）, the 3rd branch（41）With the 4th branch（42）Between be provided with
Second gap（43）.
8. three-in-one vehicle-mounted antenna according to claim 7, it is characterised in that：3rd branch（41）Near the second seam
Gap（43）End point be provided with the second earth point（44）, the 4th branch（42）Near the second gap（43）And connect in second
Place（44）Relative end point is provided with the second distributing point（45）.
9. three-in-one vehicle-mounted antenna according to claim 1, it is characterised in that：The wifi antennas（2）For not close ring
The dipole antenna configuration that shape is set, the wifi antennas（2）Cabling around forming the 3rd gap（21）.
10. three-in-one vehicle-mounted antenna according to claim 9, it is characterised in that：3rd gap（21）It is interior relative
The 3rd earth point is respectively equipped with two points（22）With the 3rd distributing point（23）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621385692.7U CN206250379U (en) | 2016-12-16 | 2016-12-16 | A kind of three-in-one vehicle-mounted antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621385692.7U CN206250379U (en) | 2016-12-16 | 2016-12-16 | A kind of three-in-one vehicle-mounted antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206250379U true CN206250379U (en) | 2017-06-13 |
Family
ID=59008139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621385692.7U Expired - Fee Related CN206250379U (en) | 2016-12-16 | 2016-12-16 | A kind of three-in-one vehicle-mounted antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206250379U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107994329A (en) * | 2017-11-03 | 2018-05-04 | 常州柯特瓦电子有限公司 | A kind of compact 4G LTE MIMO and GPS three-in-one antennas |
| WO2019180525A1 (en) * | 2018-03-21 | 2019-09-26 | Te Connectivity Corporation | Antenna assembly for a communication system |
| CN110289492A (en) * | 2019-07-01 | 2019-09-27 | 西安电子科技大学 | A kind of Compact type broadband shark fin type Onboard combined antenna |
| CN110581361A (en) * | 2019-10-15 | 2019-12-17 | 上海增信电子有限公司 | miniaturized multifrequency multiaerial device |
| CN110797632A (en) * | 2018-08-01 | 2020-02-14 | 青岛海信移动通信技术股份有限公司 | Slot antenna and mobile terminal |
| CN112803175A (en) * | 2021-02-03 | 2021-05-14 | 福耀玻璃工业集团股份有限公司 | Multifunctional vehicle-mounted combined antenna and vehicle |
-
2016
- 2016-12-16 CN CN201621385692.7U patent/CN206250379U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107994329A (en) * | 2017-11-03 | 2018-05-04 | 常州柯特瓦电子有限公司 | A kind of compact 4G LTE MIMO and GPS three-in-one antennas |
| CN107994329B (en) * | 2017-11-03 | 2024-02-06 | 常州柯特瓦电子股份有限公司 | Compact 4G LTE MIMO and GPS three-in-one antenna |
| WO2019180525A1 (en) * | 2018-03-21 | 2019-09-26 | Te Connectivity Corporation | Antenna assembly for a communication system |
| US10511094B2 (en) | 2018-03-21 | 2019-12-17 | Te Connectivity Corporation | Antenna assembly for a communication system |
| CN111869002A (en) * | 2018-03-21 | 2020-10-30 | 泰连公司 | Antenna assembly for communication system |
| CN110797632A (en) * | 2018-08-01 | 2020-02-14 | 青岛海信移动通信技术股份有限公司 | Slot antenna and mobile terminal |
| CN110797632B (en) * | 2018-08-01 | 2021-10-22 | 青岛海信移动通信技术股份有限公司 | Slot antenna and mobile terminal |
| CN110289492A (en) * | 2019-07-01 | 2019-09-27 | 西安电子科技大学 | A kind of Compact type broadband shark fin type Onboard combined antenna |
| CN110581361A (en) * | 2019-10-15 | 2019-12-17 | 上海增信电子有限公司 | miniaturized multifrequency multiaerial device |
| CN112803175A (en) * | 2021-02-03 | 2021-05-14 | 福耀玻璃工业集团股份有限公司 | Multifunctional vehicle-mounted combined antenna and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170613 Termination date: 20181216 |