CN208157602U - Antenna module - Google Patents
Antenna module Download PDFInfo
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- CN208157602U CN208157602U CN201820375590.XU CN201820375590U CN208157602U CN 208157602 U CN208157602 U CN 208157602U CN 201820375590 U CN201820375590 U CN 201820375590U CN 208157602 U CN208157602 U CN 208157602U
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- antenna element
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- low frequency
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Abstract
The utility model provides a kind of antenna module, which includes：LTE antenna element and virtual antenna element, the resonance frequency of virtual antenna element is same or similar with the low frequency part of LTE antenna element, to which virtual antenna element is coupled with LTE antenna element, so that the voltage standing wave ratio (VSWR) of LTE antenna element is expanded to low frequency.The VSWR bandwidth broadning by LTE antenna element of the utility model embodiment can make LTE antenna element have preferable low frequency performance to low-frequency method and antenna module.
Description
Technical field
The utility model relates to antenna element coupling technique field more particularly to a kind of antenna modules.
Background technique
The description of this part only provides and discloses relevant background information to the utility model, without constituting the prior art.
Long term evolution (LTE, Long Term Evolution) system is a kind of antenna element common in car antenna component
Part.Existing LTE antenna element be installed in the pedestal and cover that such as shark fins antenna module includes limit come it is close
It closes in space.However, being limited to the structure limitation of pedestal and cover, confined space is limited.In this way, LTE antenna element is mounted
In limited confined space, its performance in terms of low frequency will be influenced at least to a certain extent.
Specifically, the resonance frequency of LTE antenna element is related to its size (being often the 1/4 of respective frequencies wavelength).Frequently
Rate is lower, it is meant that wavelength is longer, and the size of LTE antenna element is bigger.Since pedestal and cover limit the confined air come
Between it is limited, to limit the increase of LTE antenna component size.In this way, the LTE antenna element being mounted in confined space is low
Optimum resonance is unable to reach within the scope of frequency, it is poor so as to cause its low frequency performance.
It should be noted that the above description of the technical background is intended merely to conveniently carry out clearly the technical solution of the utility model
Chu, complete explanation, and facilitate the understanding of those skilled in the art and illustrate.It cannot be merely because these schemes be practical at this
Novel background technology part is expounded and thinks that above-mentioned technical proposal is known to those skilled in the art.
Utility model content
Based on prior art defect above-mentioned, the utility model embodiment provides a kind of antenna module, can make LTE days
Thread elements has preferable low frequency performance.
To achieve the goals above, the utility model provides the following technical solution.
A kind of antenna module, including：LTE antenna element and virtual antenna element, the resonance frequency of the virtual antenna element
Rate is same or similar with the low frequency part of the LTE antenna element, thus the virtual antenna element and LTE antenna member
Part is coupled, so that the voltage standing wave ratio (VSWR) of the LTE antenna element is expanded to low frequency.
Preferably, the low frequency part of the LTE antenna element is 698 to 960MHZ, the resonance of the virtual antenna element
It is differed between frequency and the low frequency of the LTE antenna element and is no more than 100MHZ.
Preferably, the LTE antenna element and virtual antenna element are set on the base, and are provided on the pedestal AM days
Thread elements, the virtual antenna element are arranged on the AM antenna element.
Preferably, the virtual antenna element is a part of the AM antenna element self structure.
Preferably, the AM antenna element extends downwardly described in formation far from the empennage of LTE antenna element side
Virtual antenna element.
Preferably, the pedestal is connected with cover, is formed between the cover and the pedestal by the LTE antenna member
The confined space that part and virtual antenna element are installed therein.
The antenna module of the utility model embodiment, by the low frequency part that resonance frequency and LTE antenna element is arranged
Same or similar virtual antenna element can be by LTE antenna member after LTE antenna element is coupled with virtual antenna element formation
The voltage standing wave ratio (VSWR) of part is widened to low frequency, to improve the low frequency performance of LTE antenna element.
Referring to following description and accompanying drawings, the specific embodiment of the utility model is disclosed in detail, it is practical new to specify this
The principle of type can be in a manner of adopted.It should be understood that the embodiments of the present invention are not so limited in range.
In the range of the spirit and terms of appended claims, the embodiments of the present invention include many changes, modifications and are equal.
The feature for describing and/or showing for a kind of embodiment can be in a manner of same or similar one or more
It uses in other embodiments, is combined with the feature in other embodiments, or the feature in substitution other embodiments.
It should be emphasized that term "comprises/comprising" refers to the presence of feature, one integral piece, step or component when using herein, but simultaneously
It is not excluded for the presence or additional of one or more other features, one integral piece, step or component.
Detailed description of the invention
Attached drawing described here is only used for task of explanation, and is not intended to limit in any way disclosed by the utility model
Range.In addition, shape and proportional sizes of each component in figure etc. are only schematically, to be used to help the reason to the utility model
Solution is not the specific shape and proportional sizes for limiting each component of the utility model.Those skilled in the art is practical new at this
Under the introduction of type, various possible shapes and proportional sizes can be selected to implement the utility model as the case may be.Attached
In figure：
Fig. 1 is the structural schematic diagram of the antenna module of the utility model embodiment.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution in the utility model, below in conjunction with this reality
With the attached drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that
The described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on the utility model
In embodiment, those of ordinary skill in the art's every other implementation obtained without making creative work
The range of the utility model protection all should belong in example.
It should be noted that it can directly on the other element when element is referred to as " being set to " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not offered as being unique embodiment.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein "and/or" includes
Any and all combinations of one or more related listed items.
In known embodiments, antenna module may include cover and the pedestal for being connected to cover body lower end, can on pedestal
To be provided with the antenna element that one or more can be worked with different frequency, antenna element be installed in by cover and
Pedestal limits in the confined space come.Wherein, LTE antenna element is one of relatively conventional antenna element.
A poor main cause of performance of the LTE antenna element of the prior art in terms of low frequency is, due to pedestal and
The confined space that cover limits is limited, to limit the increase of LTE antenna component size.In this way, being mounted on closed
LTE antenna element in space is unable to reach optimum resonance in low-frequency range, poor so as to cause its low frequency performance.In this way,
LTE antenna element is difficult to have preferable low frequency performance.
And in another known embodiments, LTE antenna element is also used as a single aerial system presence.That is,
The cover and pedestal of antenna module limit in the confined space come, are only equipped with mono- antenna element of LTE.So, it is intended to logical
It crosses between a LTE antenna element and other antenna elements and couples to promote the mode of its low frequency performance and not know where to begin.
In view of this, the utility model embodiment provides a kind of VSWR bandwidth broadning by LTE antenna element to low frequency
The method and antenna module of rate can make LTE antenna element have preferable low frequency performance.
As shown in Figure 1, the antenna module of the utility model embodiment may include：LTE antenna element 1 and virtual-antenna member
The resonance frequency of part 2, virtual antenna element 2 is same or similar with the low frequency part of LTE antenna element 1, thus virtual-antenna
Element 2 is coupled with LTE antenna element 1, so that the voltage standing wave ratio (VSWR) of LTE antenna element 1 is expanded to low frequency.
The antenna module of the utility model embodiment, by the low frequency part that resonance frequency and LTE antenna element 1 is arranged
Same or similar virtual antenna element 2 can be by LTE antenna after LTE antenna element 1 is coupled with the formation of virtual antenna element 2
The voltage standing wave ratio (VSWR) of element 1 is widened to low frequency, to improve the low frequency performance of LTE antenna element 1.
The resonance frequency of virtual antenna element 2 is close with the low frequency part of LTE antenna element 1.It was verified that virtual-antenna
It is differed between the resonance frequency of element 2 and the low frequency of LTE antenna element 1 and is no more than 100MHZ, the low frequency of LTE antenna element 1
Performance boost effect is more significant.
When actual implementation, by designing the distance between virtual antenna element 2 and LTE antenna element 1 (virtual antenna element
2 with the neighbouring setting of LTE antenna element 1, and it is fixed on the base 3) and virtual antenna element 2 size, its can be made humorous
Vibration frequency is same or similar with the low frequency part of LTE antenna element 1.
The antenna module of the utility model embodiment can also include cover (not shown) and be connected to cover body lower end
Pedestal 3 forms confined space (not shown) between the two, and LTE antenna element 1 and virtual antenna element 2 are respectively provided on the base 3
And it is installed in confined space.
In addition, can be set that one or more can work at least one frequency on pedestal 3 is predetermined
Antenna element 7, the predetermined antenna element 7 can include but is not limited to satellite digital audio radio service (SDARS, Satellite
Digital Audio Radio Service) antenna element, Global Navigation Satellite System (GNSS, Global Navigation
Satellite System) antenna element, global positioning system (GPS, Global Positioning System) antenna element
Part, cellular antenna element etc..
Predetermined antenna element 7 can use any appropriate existing construction, and the application is not construed as limiting this.Predetermined antenna element
The specific generation type of part 7 can be, including printed circuit board 6 (PCB) and at least one electric conductor are (for example, conductive trace, metal
Line etc.), at least one electric conductor for example can by winding, wind, curl up, coil etc. in a manner of be arranged in institute on printed circuit board 6
The helical antenna element of formation.
In a preferred embodiment, which is AM antenna element 4, and the setting of virtual antenna element 2 exists
On AM antenna element 4.
The mode of the setting of AM antenna element 4 on the base 3 is that AM antenna element 4 can be connected, such as by snap-fitted
The welding of the modes such as the machanical fastener connection of bolt, other fastening structures etc., ultrasound, solvent, laser, hot melt, holding,
It snaps connection, the modes such as hook connects, integrated securing feature are arranged on the substrate 5, then by the setting or are supported by antenna element
Substrate 5 be arranged on the base 3 so that AM antenna element 4 substantially along perpendicular to the substrate 5 or pedestal 3 direction upwardly extend with
It is installed in confined space.
In addition, virtual antenna element 2 be preferably 4 self structure of AM antenna element a part, i.e., virtual antenna element 2 with
AM antenna element 4 is integrally formed.Specific forming mode can be empennage of the AM antenna element 4 far from 1 side of LTE antenna element
It extends downwardly to be formed.
In this way, a part of virtual antenna element 2 as 4 self structure of AM antenna element, can increase AM antenna element 4
Size, so that AM antenna element 4 can receive the signal in more spaces, so that the performance of AM antenna element 4 is also promoted.
It can be seen that not only can be improved LTE days by the way that LTE antenna element 1 to be integrally disposed upon on AM antenna element 4
The low frequency performance of thread elements 1 can also improve the performance of AM antenna element 4.
Likewise, the VSWR bandwidth broadning by LTE antenna element of the utility model embodiment is to low-frequency method, it can
To include：Be arranged virtual antenna element 2, the resonance frequency of virtual antenna element 2 it is identical as the low frequency of LTE antenna element 1 or
It is close, so that virtual antenna element 2 is coupled with LTE antenna element 1, so that the voltage standing wave ratio (VSWR) of LTE antenna element 1
It is expanded to low frequency.
On the base 3, and AM antenna element 4 is arranged in LTE antenna element 1 and the setting of virtual antenna element 2 on the base 3,
AM antenna element 4 will be set in virtual antenna element 2.In addition, making AM antenna element 4 far from the empennage of 1 side of LTE antenna element
The mode extended downwardly forms virtual antenna element 2.
The foregoing is merely several embodiments of the utility model, those skilled in the art is public according to utility model file
The content opened can carry out various changes or modifications without departing from the spirit and model of the utility model to the utility model embodiment
It encloses.
Claims (6)
1. a kind of antenna module, which is characterized in that including：LTE antenna element and virtual antenna element, the virtual antenna element
Resonance frequency it is same or similar with the low frequency part of the LTE antenna element, thus the virtual antenna element with it is described
LTE antenna element is coupled, so that the voltage standing wave ratio (VSWR) of the LTE antenna element is expanded to low frequency.
2. antenna module as described in claim 1, which is characterized in that the low frequency part of the LTE antenna element be 698 to
960MHz is differed between the resonance frequency of the virtual antenna element and the low frequency of the LTE antenna element and is no more than
100MHz。
3. antenna module as described in claim 1, which is characterized in that the LTE antenna element and virtual antenna element setting
On pedestal, AM antenna element is provided on the pedestal, the virtual antenna element is arranged on the AM antenna element.
4. antenna module as claimed in claim 3, which is characterized in that the virtual antenna element be the AM antenna element from
A part of body structure.
5. antenna module as described in claim 3 or 4, which is characterized in that the AM antenna element is far from the LTE antenna
The empennage of element side is extended downwardly to form the virtual antenna element.
6. antenna module as claimed in claim 3, which is characterized in that the pedestal is connected with cover, the cover and described
The confined space for being installed therein the LTE antenna element and virtual antenna element is formed between pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820375590.XU CN208157602U (en) | 2018-03-19 | 2018-03-19 | Antenna module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820375590.XU CN208157602U (en) | 2018-03-19 | 2018-03-19 | Antenna module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208157602U true CN208157602U (en) | 2018-11-27 |
Family
ID=64392254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820375590.XU Active CN208157602U (en) | 2018-03-19 | 2018-03-19 | Antenna module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208157602U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565536A (en) * | 2018-03-19 | 2018-09-21 | 莱尔德无线技术（上海）有限公司 | By the VSWR bandwidth broadnings of LTE antenna element to low-frequency method and antenna module |
-
2018
- 2018-03-19 CN CN201820375590.XU patent/CN208157602U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565536A (en) * | 2018-03-19 | 2018-09-21 | 莱尔德无线技术（上海）有限公司 | By the VSWR bandwidth broadnings of LTE antenna element to low-frequency method and antenna module |
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| GR01 | Patent grant | ||
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Address after: 201210 Shanghai free trade pilot zone 179 6, 7, 8, Cai Lun Road. Patentee after: Molex wireless technology (Shanghai) Co.,Ltd. Address before: 201210 Shanghai free trade pilot zone 179 6, 7, 8, Cai Lun Road. Patentee before: Laird wireless technology (Shanghai) Co.,Ltd. |