CN205543209U - V -arrangement antenna structure - Google Patents
V -arrangement antenna structure Download PDFInfo
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- CN205543209U CN205543209U CN201620109577.0U CN201620109577U CN205543209U CN 205543209 U CN205543209 U CN 205543209U CN 201620109577 U CN201620109577 U CN 201620109577U CN 205543209 U CN205543209 U CN 205543209U
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- branch
- antenna
- framework
- quintafurcation
- antenna structure
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- 238000010586 diagram Methods 0.000 description 11
- 230000005855 radiation Effects 0.000 description 8
- 230000005404 monopole Effects 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
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Abstract
The utility model discloses a V -arrangement antenna structure, including framework, ground plate and antenna body, the ground plate sets up in the framework, and be formed with the headroom district between ground plate and the framework tip, the antenna body sets up in the headroom district, the antenna body is including the first branch and the second branch that are the V -arrangement, the opening of V -arrangement is towards the framework the tip. Compare prior art's shape of falling F and T shape antenna, the utility model discloses a V -arrangement antenna has better antenna gain, antenna efficiency and horizontal directivity in the 2.4GHz frequency channel.
Description
Technical field
This utility model relates to the communications field, particularly relates to a kind of v antenna structure.
Background technology
Antenna is the requisite parts of the mobile devices such as mobile phone, along with developing rapidly of the mobile devices such as mobile phone,
Requirement to antenna is more and more higher, has higher requirement from covering the everyway such as frequency range, size.
Traditional 2.4GHz antenna structure mainly includes IFA (inverted f) shape as shown in Figure 1 and as shown in Figure 2
T-shaped.As depicted in figs. 1 and 2, antenna structure includes a housing 1, is provided with circuit board, circuit in housing
Plate is provided with earth plate 2, is provided with clearance zone 3 between earth plate 2 and housing, is formed described in clearance zone 3
IFA shape antenna 4 and T antenna 5.
Utility model content
Technical problem to be solved in the utility model is: provide one to have high performance in 2.4GHz frequency range
V antenna.
In order to solve above-mentioned technical problem, the technical solution adopted in the utility model is: a kind of v antenna knot
Structure, including framework, earth plate and antenna body, described earth plate is arranged in described framework, and earth plate
And being formed with clearance zone between framework end, described antenna body is arranged in described clearance zone, described antenna
Body includes the first V-shaped branch and the second branch, and the opening of described V-arrangement is towards the described end of framework.
Further, described first branch and the second branch are mutually perpendicular to, and and framework end between angle
Equal.
Further, described antenna body also includes the 3rd branch and the 4th branch being mutually perpendicular to be connected, institute
The end stating the 3rd branch and be connected end and first branch of the 4th branch is connected, and the 3rd branch, the 4th point
Prop up equal with the angle between the first branch.
Further, described antenna body also includes quintafurcation and the 6th branch being mutually perpendicular to be connected, institute
State quintafurcation and the connected end of the 6th branch and the second branch end be connected, and quintafurcation, the 6th point
Prop up equal with the angle between the second branch.
Further, described first branch is connected with the second branch and a little connects antenna feed point, or described first
Branch is connected with the second branch o'clock and to connect antenna feed point by a match circuit.
Further, described first branch and a length of 6-13.1mm of the second branch.
Further, the spacing between opening and the described framework end of described V-arrangement is 0.2-1mm.
Further, described 3rd branch is parallel with the described end of housing with quintafurcation, and the described 3rd
The length of branch and quintafurcation is equal, and is 2.5-5.3mm, described 4th branch and described 6th branch
Length is equal, and is 2.6-5.6mm, and the length of the 3rd branch and quintafurcation is less than the 4th branch and the 6th
The length of branch.
Further, the end points of described V-arrangement is positioned at clearance zone and earth plate intersection.
Further, the width of each branch of described antenna body is 0.35-0.55mm.
The beneficial effects of the utility model are: inverted-F compared to existing technology and T antenna, this practicality
Novel v antenna has more preferable antenna gain, antenna efficiency and horizontal directive tendency (H.D.T.) in 2.4GHz frequency range.
Accompanying drawing explanation
Fig. 1 is IFA (inverted f) the shape antenna structure of prior art；
Fig. 2 is the T antenna structure of prior art；
Fig. 3 is the v antenna structure of this utility model embodiment one；
Fig. 4 is the v antenna structure of this utility model embodiment two；
Fig. 5 is the S11 parameter simulation knot of this utility model v antenna and existing IFA shape and T antenna
Really schematic diagram；
Fig. 6 is the radiation efficiency simulation knot of this utility model v antenna and existing IFA shape and T antenna
Really schematic diagram；
Fig. 7 is the gain parameter simulation knot of this utility model v antenna and existing IFA shape and T antenna
Really schematic diagram；
Fig. 8 a, 8b, 8c are respectively existing IFA shape, existing T antenna, this utility model v antenna exist
The radiation diagram in 2.44GHz XZ face；
Fig. 9 is the aggregate efficiency analog result schematic diagram of this utility model v antenna；
Figure 10 is this utility model v antenna S11 parameter comparative result schematic diagram when comprising different branch.
Label declaration:
1, framework；2, earth plate；3, clearance zone；4, IFA shape antenna；5, T antenna；
61, the first branch；62, the second branch；63, the 3rd branch；64, the 4th branch；65、
Quintafurcation；66, the 6th branch；7, antenna feed point.
Detailed description of the invention
By describing technology contents of the present utility model in detail, being realized purpose and effect, below in conjunction with embodiment party
Formula also coordinates accompanying drawing to be explained.
The design of this utility model most critical is: change traditional inverted-F and T antenna into v antenna,
Improve antenna performance.
Refer to Fig. 3, a kind of v antenna structure, including framework 1, earth plate 2 and antenna body, described
Earth plate is arranged in described framework, and is formed with clearance zone between earth plate and framework end, described antenna
Body is arranged in described clearance zone, and described antenna body includes the first V-shaped branch 61 and the second branch
62, the opening of described V-arrangement is towards the described end of framework.
Seen from the above description, the beneficial effects of the utility model are: inverted-F compared to existing technology and T
Shape antenna, v antenna of the present utility model has more preferable antenna gain, antenna efficiency and horizontal direction
Property.
Further, described first branch and the second branch are mutually perpendicular to, and and framework end between angle
Equal.
Further, described antenna body also includes the 3rd branch and the 4th branch being mutually perpendicular to be connected, institute
The end stating the 3rd branch and be connected end and first branch of the 4th branch is connected, and the 3rd branch, the 4th point
Prop up equal with the angle between the first branch.
Further, described antenna body also includes quintafurcation and the 6th branch being mutually perpendicular to be connected, institute
State quintafurcation and the connected end of the 6th branch and the second branch end be connected, and quintafurcation, the 6th point
Prop up equal with the angle between the second branch.
Seen from the above description, utilize the 3rd to the 6th branch, antenna size and resonant frequency can be adjusted
Whole.
Further, described first branch is connected with the second branch and a little connects antenna feed point, or described first
Branch is connected with the second branch o'clock and to connect antenna feed point by a match circuit.
Further, described first branch and a length of 6-13.1mm of the second branch.
Further, the spacing between opening and the described framework end of described V-arrangement is 0.2-1mm.
Further, described 3rd branch is parallel with the described end of housing with quintafurcation, and the described 3rd
The length of branch and quintafurcation is equal, and is 2.5-5.3mm, described 4th branch and described 6th branch
Length is equal, and is 2.6-5.6mm, and the length of the 3rd branch and quintafurcation is less than the 4th branch and the 6th
The length of branch.
Further, the end points of described V-arrangement is positioned at clearance zone and earth plate intersection.
Further, the width of each branch of described antenna body is 0.35-0.55mm.
Embodiment one
As it is shown on figure 3, embodiment one of the present utility model is a kind of v antenna structure, it is adaptable to mobile phone,
The mobile devices such as panel computer, including framework 1, framework 1 is internal is provided with circuit board, and circuit board is provided with ground connection
Plate 2, forms clearance zone 3, arranges antenna body in described clearance zone 3 between earth plate 2 and framework end,
Described antenna body includes the first V-shaped branch 61 and the second branch 62, the opening of described V-arrangement towards
The described end of framework.Described clearance zone 3 can include clearance zone and lower clearance zone, it is preferred that described V
Shape antenna body is formed at clearance zone.
The end points of described V-arrangement, the i.e. first branch 61 and the second branch 62 phase contact connection antenna feed point 7,
Preferably, described phase contact is connected to described antenna feed point 7 by a match circuit.
Preferably, described first branch 61 and the second branch 62 are mutually perpendicular to, and its folder with framework end
Angle is equal.
Preferably, described antenna feed point is positioned at described earth plate 2 and clearance zone 3 intersection；Described first
Spacing between branch and the end points of the second branch and described framework end is 0.2-1mm.
Embodiment two
As described in Figure 4, embodiment two of the present utility model adds antenna body on the basis of embodiment one
The 3rd branch 64 of branch the 63, the 4th, quintafurcation 65 and the 6th branch 66.Wherein the 3rd branch and
Four branches are vertically connected formation the second V-arrangement, its connected point and the first branch 61 end near described framework end
Point be connected, and the 3rd branch and the 4th branch equal with the angle of the first branch, quintafurcation and the 6th branch
It is vertically connected formation the 3rd V-arrangement, and its be connected point and end points phase near described framework end of the second branch 62
Even, and quintafurcation and the 6th branch equal with the angle of the second branch.Second V-arrangement and the 3rd V-arrangement and
The V-arrangement opening direction that one branch and the second branch are formed is contrary.Preferably, described 3rd branch 63 and the 5th
Branch 65 is parallel with the end of described framework.By described 3rd branch, the 4th branch, quintafurcation and
Antenna size and resonant frequency can be adjusted by six branches.Optionally, the 3rd branch and quintafurcation and
4th branch and the 6th branch can individually occur, i.e. can only include the first branch, the second branch, the 3rd point
Prop up and quintafurcation, or only include the first branch, the second branch, the 4th branch and the 6th branch.Preferably
, the 3rd branch is identical with quintafurcation length, and the 4th branch is identical with the 6th branch length, and the 3rd point
Prop up and quintafurcation length is less than the 4th branch and the 6th branch.
Be simulated experiment with specific embodiment below, and with the IFA shape of prior art and T-shaped sky
Line structure performance compares.Wherein frame width is 30mm, and height is 40mm, and upper clearance zone height is
9.07mm, the width of all antenna branch is 0.48mm, the first branch and the second branch a length of
12.94mm, the width (distance between the i.e. first branch and the second branch end) of V-arrangement opening is 18.42mm,
3rd branch and a length of 5.12mm of quintafurcation, the 4th branch and a length of 5.44mm of the 6th branch.
Test result indicate that, v antenna structure of the present utility model, return loss S11≤-6dB, antenna gain is whole
In individual 2.4G ISM band high and uniform, antenna effects reaches more than 60% (-2.2dB), radiation direction≤
1.5dB, homogeneous radiation (XZ face) in the horizontal direction.
It is illustrated in figure 5 this utility model v antenna and existing IFA shape and the S11 parameter of T antenna
Analog result schematic diagram, wherein monopole is existing T antenna, and proposed is of the present utility model
V antenna, it can be seen that S11 performance parameters of the present utility model increases.
It is illustrated in figure 6 this utility model v antenna and existing IFA shape and the radiation efficiency of T antenna
Analog result schematic diagram, wherein monopole is existing T antenna, and proposed is of the present utility model
V antenna, it can be seen that of the present utility model compare T antenna in whole 2.4G frequency range and have more smooth
And uniform radiation efficiency, compare IFA shape antenna and then there is higher radiation efficiency.
It is illustrated in figure 7 this utility model v antenna and existing IFA shape and the gain parameter of T antenna
Analog result schematic diagram, wherein monopole is existing T antenna, and proposed is of the present utility model
V antenna, it can be seen that the gain in whole 2.4G frequency range of the present utility model is superior to tradition IFA days
Line and T antenna.
Existing IFA shape, existing T antenna, this utility model V-arrangement it is respectively as shown in Fig. 8 a, 8b, 8c
Antenna is at the radiation diagram in 2.44GHz XZ face, it can be seen that this utility model can obtain well in XZ face
Performance.
It is illustrated in figure 9 the aggregate efficiency analog result schematic diagram of this utility model v antenna.
S11 parameter comparative result when comprising different branch for this utility model v antenna as shown in Figure 10 shows
It is intended to.Its orbicular spot dotted line represents and only includes the first branch, the second branch, the 4th branch and the 6th branch
Situation, side's pecked line represents and only comprises the first branch, the second branch, the 3rd branch and the situation of quintafurcation,
Solid line then represents the situation including first to the 6th all branches.It will be seen that in the feelings including all branches
Under condition, antenna performance is optimal.
In sum, this utility model provide inverted-F compared to existing technology and T antenna, this practicality
Novel v antenna has more preferable antenna gain, antenna efficiency and horizontal directive tendency (H.D.T.) in 2.4GHz frequency range.
The foregoing is only embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model,
Every equivalents utilizing this utility model description and accompanying drawing content to be made, or be directly or indirectly used in
Relevant technical field, is the most in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a v antenna structure, including framework, earth plate and antenna body, described earth plate is arranged on
In described framework, and being formed with clearance zone between earth plate and framework end, described antenna body is arranged on institute
State in clearance zone, it is characterised in that described antenna body includes the first V-shaped branch and the second branch,
The opening of described V-arrangement is towards the described end of framework.
V antenna structure the most according to claim 1, it is characterised in that described first branch and
Two branches are mutually perpendicular to, and equal with the angle between framework end.
V antenna structure the most according to claim 2, it is characterised in that described antenna body also wraps
Include the 3rd branch and the 4th branch being mutually perpendicular to be connected, described 3rd branch and the 4th branch be connected end with
The end of the first branch is connected, and the angle between the 3rd branch, the 4th branch and the first branch is equal.
V antenna structure the most according to claim 3, it is characterised in that described antenna body also wraps
Include the quintafurcation and the 6th branch being mutually perpendicular to be connected, the connected end of described quintafurcation and the 6th branch with
The end of the second branch is connected, and the angle between quintafurcation, the 6th branch and the second branch is equal.
5. according to the v antenna structure described in any one of claim 1-4, it is characterised in that described first
Branch is connected with the second branch and a little connects antenna feed point, or described first branch is connected a little logical with the second branch
Cross a match circuit and connect antenna feed point.
6. according to the v antenna structure described in any one of claim 1-4, it is characterised in that described first
Branch and a length of 6-13.1mm of the second branch.
7. according to the v antenna structure described in any one of claim 1-4, it is characterised in that described V-arrangement
Opening and described framework end between spacing be 0.2-1mm.
V antenna structure the most according to claim 4, it is characterised in that described 3rd branch and
Quintafurcation is parallel with the described end of housing, and the length of described 3rd branch and quintafurcation is equal, and is
2.5-5.3mm, the length of described 4th branch and described 6th branch is equal, and is 2.6-5.6mm, and the
The length of three branches and quintafurcation is less than the 4th branch and the length of the 6th branch.
9. according to the v antenna structure described in any one of claim 1-4, it is characterised in that described V-arrangement
End points be positioned at clearance zone and earth plate intersection.
10. according to the v antenna structure described in any one of claim 1-4, it is characterised in that described sky
The width of each branch of line body is 0.35-0.55mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620109577.0U CN205543209U (en) | 2016-02-03 | 2016-02-03 | V -arrangement antenna structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620109577.0U CN205543209U (en) | 2016-02-03 | 2016-02-03 | V -arrangement antenna structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205543209U true CN205543209U (en) | 2016-08-31 |
Family
ID=56775654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620109577.0U Expired - Fee Related CN205543209U (en) | 2016-02-03 | 2016-02-03 | V -arrangement antenna structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205543209U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105552534A (en) * | 2016-02-03 | 2016-05-04 | 讯雷远大科技（深圳）有限公司 | V-shaped antenna structure |
| WO2017132860A1 (en) * | 2016-02-03 | 2017-08-10 | 青勇 | V-shaped antenna structure |
-
2016
- 2016-02-03 CN CN201620109577.0U patent/CN205543209U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105552534A (en) * | 2016-02-03 | 2016-05-04 | 讯雷远大科技（深圳）有限公司 | V-shaped antenna structure |
| WO2017132860A1 (en) * | 2016-02-03 | 2017-08-10 | 青勇 | V-shaped antenna structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170519 Address after: West Zhushan neighborhood 415900 Hanshou County of Hunan Province town of South Gate No. 16 Longyang small fishing ground Patentee after: Qing Yong Address before: 518000, Shenzhen, Guangdong province Baoan District Shiyan street, dragon community, 28 North Ring Road, east original factory building, 73 floor Patentee before: Thunder technology (Shenzhen) Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20210203 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |