CN207250727U - Portable electron device and its near field antenna module - Google Patents
Portable electron device and its near field antenna module Download PDFInfo
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- CN207250727U CN207250727U CN201721078737.0U CN201721078737U CN207250727U CN 207250727 U CN207250727 U CN 207250727U CN 201721078737 U CN201721078737 U CN 201721078737U CN 207250727 U CN207250727 U CN 207250727U
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- coil
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- cap body
- antenna module
- field antenna
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Abstract
The utility model discloses a kind of portable electron device and its near field antenna module.Near field antenna module is arranged on the inside of a metal cap body of portable electron device, metal cap body is connected to the insulation division between the first metal portion and the second metal portion with one first metal portion, one second metal portion and one, and near field antenna module includes a coil and one first ferrite layer.A part for coil is the Part I of the inner side of second metal portion for being arranged at metal cap body, and the remainder of coil is the Part II of an inner side for being arranged at insulation division.First ferrite layer is arranged between coil and metal cap body, and the Part I of coil is covered close to the side of metal cap body by the first ferrite layer, and the Part II of coil has an irradiation unit exposed by the first ferrite layer.Whereby, near field Anneta module can be incorporated into the portable electron device of tool metal cap body by the utility model.
Description
Technical field
A kind of Anneta module is the utility model is related to, near field is used more particularly to a kind of near field antenna module and one kind
The portable electron device of Anneta module.
Background technology
Near-field communication technology be using aerial coil in a manner of electromagnetic induction come radiation signal.However, work as near field antenna
During applied to metal shell, since aerial coil makes on metal shell sensing form vortex flow, and with vortex flow corresponding line into
Induced field because of the magnetic direction with aerial coil on the contrary, the magnetic field of aerial coil will be offseted.Therefore, in running gear
Set near field antenna that magnetic field consume can be caused to be consumed with vortex in metal shell.
For these reasons, near field antenna is still difficult to be integrated in the running gear using metal shell at present.Thus, how
By the improvement of structure design, to solve the integration of metal shell running gear and near field antenna, with lifting tool metal shell
The multifunctionality of running gear, it has also become one of this cause important topic to be solved.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of portable electronic in view of the deficiencies of the prior art
Device and its near field antenna module, which overcome faradic effect and near field antenna is integrated in metal shell
Running gear.
In order to solve above-mentioned technical problem, a wherein technical solution is to provide a kind of near used by the utility model
Field Anneta module, it is arranged at the inner side of a metal cap body of a portable electron device, and the metal cap body has one first
Metal portion, one second metal portion and one are connected to the insulation division between first metal portion and second metal portion, its
It is characterized in that, the near field antenna module includes a coil and one first ferrite layer.A part for the coil sets for one
The Part I of the inner side of second metal portion of the metal cap body is placed in, the remainder of the coil is arranged at for one
The Part II of the inner side of the insulation division.First ferrite layer is arranged between the coil and the metal cap body,
The Part I of the coil is covered close to the side of the metal cap body by first ferrite layer, the coil
The Part II there is an irradiation unit exposed by first ferrite layer.
In an embodiment of the utility model, all irradiation units of the Part II of the coil.
In an embodiment of the utility model, a part for the Part II of the coil is the irradiation unit.
In an embodiment of the utility model, a part for first ferrite layer is arranged at first metal portion
Medial surface on.
In an embodiment of the utility model, the wire spacing of the Part II of the coil is less than the coil
The Part I wire spacing.
In an embodiment of the utility model, the coil is spiral coil, wherein, the coil includes multiple circles
Circle, and multiple circle circles are spaced a pre- spacing one on the direction of a lid plane of the metal cap body
From.
In an embodiment of the utility model, the near field antenna module still further comprises：One second ferrite layer,
Second ferrite layer is arranged at side of the coil away from first ferrite layer.
In an embodiment of the utility model, the coil is a square coil, and described second of the coil
It is divided into a long side of the square coil.
In order to solve above-mentioned technical problem, used by the utility model an other technical solution be to provide it is a kind of just
Portable electronic apparatus, the portable electron device uses a near field antenna module, and the portable electron device has one
Metal cap body, the metal cap body are connected to first metal portion with one first metal portion, one second metal portion and one
With the insulation division between second metal portion, the near field antenna module is arranged on the inside of the metal cap body, its feature exists
In the near field antenna module includes a coil and one first ferrite layer.A part for the coil is arranged at institute for one
State the Part I of the inner side of second metal portion of metal cap body, the remainder of the coil for one be arranged at it is described absolutely
The Part II of the inner side of edge.First ferrite layer is arranged between the coil and the metal cap body, the line
The Part I of circle is covered close to the side of the metal cap body by first ferrite layer, and described the of the coil
Two parts have an irradiation unit exposed by first ferrite layer.
In an embodiment of the utility model, the wire spacing of the Part II of the coil is less than the coil
The Part I wire spacing.
A wherein beneficial effect of the utility model is, portable electron device provided by the utility model and its near
Field Anneta module, it can be by the way that " part for the coil is second metal portion for being arranged at the metal cap body
The Part I of inner side, the remainder of the coil for an inner side for being arranged at the insulation division Part II " and " institute
State the first ferrite layer to be arranged between the coil and the metal cap body, the Part I of the coil is close to described
The side of metal cap body is covered by first ferrite layer, and the Part II of the coil has one by first iron
The technical solution of the irradiation unit that oxysome layer is exposed ", portable electronic of the near field aerial integration in tool metal cap body is filled
In putting.
For the enabled feature and technology contents for being further understood that the utility model, refer to below in connection with the utility model
Detailed description and attached drawing, but the attached drawing provided only provide with reference to and explanation use, not be used for the utility model is subject to
Limitation.
Brief description of the drawings
Fig. 1 is that the portable electron device of the utility model first embodiment temporarily removes metal cap body and the first iron oxygen
The schematic top plan view of body layer；
Fig. 2 is the partial enlarged view at the II of Fig. 1；
Fig. 3 is that the portable electron device of the utility model first embodiment temporarily removes the vertical view signal of metal cap body
Figure；
Fig. 4 is the partial enlarged view at the IV of Fig. 3；
Fig. 5 is partial cut away side views of the Fig. 3 along hatching line V-V；
Fig. 6 is the cross sectional side view of the radiation area of the near field antenna module of the utility model first embodiment；
Fig. 7 is the cross sectional side view of the radiation area of the near field antenna module of the utility model second embodiment；And
Fig. 8 is the schematic top plan view of the portable electron device of the utility model second embodiment.
Embodiment
Be below illustrated by specific instantiation disclosed in the utility model it is related " portable electron device and its
The embodiment of near field antenna module ", those skilled in the art can understand the utility model by content disclosed in this specification
The advantages of and effect.The utility model can be implemented or applied by other different specific embodiments, in this specification
Every details may be based on different viewpoints and application, and various modifications and change are carried out under the spirit for not departing from the utility model.
In addition, the attached drawing of the utility model is only simple schematically illustrate, not according to the description of actual size, stated.Following reality
The mode of applying will be explained in further detail the correlation technique content of the utility model, but disclosure of that and be not used to limit this reality
With new technical scope.
First embodiment
Please refer to Fig.1 to Fig. 6, the utility model and a kind of near field antenna module Z is provided, it is arranged at portable electronic dress
The inner side of a metal cap body 1 of P is put, there is metal cap body 1 one first metal portion 11, one second metal portion 12 and one to be connected to
Insulation division 13 between first metal portion 11 and the second metal portion 12, near field antenna module Z include a coil 2 and one first iron
Oxysome layer 3.
Further, a part for coil 2 is first of inner side of second metal portion 12 for being arranged at metal cap body 1
Divide 21, the remainder of coil 2 is the Part II 22 of an inner side for being arranged at insulation division 13, and the first ferrite layer 3 is set
Between coil 2 and metal cap body 1, the side of the close metal cap body 1 of the Part I 21 of coil 2 is by the first ferrite layer 3
Covered, the Part II 22 of coil 2 has an irradiation unit 220 exposed by the first ferrite layer 3.
Specifically, Fig. 1 shows that near field antenna module Z temporarily removes the state of 1 and first iron oxygen layer body 3 of metal cap body,
Wherein, (mark of metal cap body 1 is original for its in Fig. 1 in metal cap body 1 for the position correspondence of the Part II 22 of antenna 2
It is position, actual not shown in figure) insulation division 13 (see Fig. 5) position.Fig. 3 is shown using the portable of near field antenna module Z
Formula electronic device P temporarily removes the device of metal cap body 1, wherein the first ferrite layer 3 exposes the Part II 22 of antenna 2,
And the position correspondence of Part II 22 is in the position of the insulation division 13 of metal cap body 1.
Clearly, in the present embodiment, coil 2 is a square coil, and the Part II 22 of coil 2 is square coil
A long side.However, the utility model not limited to this.In other embodiments, coil 2 can be the coil of other shapes, as long as
A part for coil 2 is arranged on the inner side of the second metal portion 12 and remainder is arranged at the inner side of insulation layer 13 and falls into the utility model
Scope.In addition, the Part II 22 of coil 2 can be partly irradiation unit 220 or all irradiation units 220, in the present embodiment,
The all irradiation units 220 of Part II 22 of whole coils 2.
More specifically, as shown in Figures 2 and 4, in the present embodiment, the wire spacing of the Part II 22 of coil 2
Wire spacing compared with the Part I 21 of coil 2 is small.Clearly, as shown in figure 5, signified wire spacing refers to line herein
Circle 2 each circle circle (2a, 2b, 2c, 2d) be spaced each other in the direction parallel to the lid plane 10 of metal cap body 1 away from
From.For example, in Fig. 5, the wire spacing of the Part II 22 of coil 2 is d, the wire spacing of the Part I 21 of coil 2
For d ', and in the present embodiment, the wire spacing of Part I 21 is more than the wire spacing d of Part II 22 for d '.By by
Two parts 22 are designed as the wire spacing for having comparatively dense compared with 2 other parts of antenna, and the utility model is applicable to the overwhelming majority
The portable electron device of metal cap body with an insulation division.
By said structure, the utility model utilizes the insulation layer 13 that metal cap body 1 has in itself, and Ferrite Material
The characteristic of maskable electromagnetic induction, the second of metal cap body 1 is arranged at by the Part I 21 of the coil 2 of near field Anneta module Z
The inner side of metal portion 12, and the long side (i.e. the second of antenna 2 partly 22) of antenna 2 is aligned in the insulation layer 13 of metal cap body 1, first
Ferrite layer 3 is arranged between coil 2 and metal cap body 1, and exposes the long side (the second part 22 of antenna 2) of coil 2, is borrowed
This, the first ferrite layer 3 is shielded between the second metal portion 12 and the Part I 21 of coil 2, avoids metal cap body 1 from producing
Sense electric current, and the first ferrite layer 3 exposes the irradiation unit 220 of the Part II 22 of coil 2, makes the irradiation unit of antenna 2
220 can be from the external radiating antenna signal of insulation layer 13.
More particularly, in the present embodiment, the first ferrite layer 3 includes the first shielding part 31 and the first shielding part
32, the first shielding part 31 of the first ferrite layer 3 is arranged at the medial surface of the first metal portion 11, and the second of the first ferrite layer 3
Shielding part 32 is arranged between the second metal portion 12 and the Part II 22 of antenna 2.By in 11 medial surface of the first metal portion
Ferrite Material, electromagnetic induction effect that can more completely between shielded coil 2 and metal cap body 1 are set.
Further, the portable electron device Z of the utility model further includes one second ferrite layer 4, the second iron oxygen
Body layer 4 is arranged at side of the antenna 2 away from the first ferrite layer 3, with other in shielded antenna 2 and portable electron device P
Electromagnetic induction between metal parts.
Second embodiment
Refer to the radiation area of Fig. 7 and Fig. 8, Fig. 7 display according to the near field antenna module of the utility model second embodiment
Cross sectional side view and portable electron device schematic top plan view.The near field antenna mould of second embodiment and first embodiment
Block Z is roughly the same, and same components possessed by both have identical reference numerals, its setting position and mode also substantially phase
Together, repeated no more in this.Only first embodiment and second embodiment difference are illustrated below.
It please compare and be refering to Fig. 6 and Fig. 7, the second embodiment place different from first embodiment：Second embodiment
Antenna 2 is formed to be helically wound, wherein, multiple circle circles (2a, 2b, 2c, 2d) of coil 2 are one perpendicular to metal cap body
A preset distance is spaced on the direction of 1 lid plane 10.
For example, as shown in fig. 7, in the radiation area 220 of the Part II 22 of coil 2, circle circle 2a and circle circle 2b it
Between in the spacing distance on the direction of lid plane 10 be d1, perpendicular to lid plane between circle circle 2b and circle circle 2c
In the interval d3 on the direction of lid plane 10 between interval d2 on 10 direction, circle circle 2c and circle circle 2d.This reality
With it is new not to the circle circle (2a, 2b, 2c, 2d) of antenna 2 each other actually in the spacer on 10 direction of lid plane
From being restricted, those skilled in the art according to the actual requirements can adjust the spacing distance of circle circle.
By by the circle circle (2a, 2b, 2c, 2d) of antenna 2 make on the direction of lid plane 10 each circle circle (2a,
2b, 2c, 2d) preset distance is spaced, the utility model can avoid the Part II 22 of antenna 2 because being put down parallel to lid
There must be spacing d less compared with Part I 21 on the direction in face 10, and by electric current each other between making each circle circle (2a, 2b, 2c, 2d)
The influence of magnetic effect.The wire spacing d of the Part II 22 of coil 2 can be reduced whereby to 2 irradiation unit 220 of coil to external radiation
Influence caused by magnetic field.
The beneficial effect of embodiment
A wherein beneficial effect of the utility model is, portable electron device P provided by the utility model and its
Near field antenna module Z, it can be by the way that " part for coil 2 is the inner side of second metal portion 12 for being arranged at metal cap body 1
Part I 21, the remainder of coil 2 are the Part II 22 " and " the first iron oxygen of an inner side for being arranged at insulation division 13
Body layer 3 is arranged between coil 2 and metal cap body 1, and the Part I 21 of coil 2 is close to the side of metal cap body 1 by the first iron
Oxysome layer 3 covers, and the Part II 22 of coil 2 has the technology of an irradiation unit 220 " exposed by the first ferrite layer 3
Scheme, near field Anneta module Z is incorporated into the portable electron device P of tool metal cap body 1.
Content disclosed above is only the preferred possible embodiments of the utility model, not thereby limits to the utility model
Claims protection domain, so every equivalence techniques for being done with the utility model specification and accompanying drawing content becomes
Change, in the protection domain of the claims for being both contained in the utility model.
Claims (10)
1. a kind of near field antenna module, it is arranged at the inner side of a metal cap body of a portable electron device, the metal cover
Body is connected between first metal portion and second metal portion with one first metal portion, one second metal portion and one
Insulation division, it is characterised in that the near field antenna module includes：
One coil, a part for the coil is the first of the inner side of second metal portion for being arranged at the metal cap body
Part, the remainder of the coil are the Part II of an inner side for being arranged at the insulation division；And
One first ferrite layer, first ferrite layer are arranged between the coil and the metal cap body, the coil
The Part I covered close to the side of the metal cap body by first ferrite layer, described the of the coil
Two parts have an irradiation unit exposed by first ferrite layer.
2. near field antenna module according to claim 1, it is characterised in that the whole of the Part II of the coil
For the irradiation unit.
3. near field antenna module according to claim 1, it is characterised in that one of the Part II of the coil
It is divided into the irradiation unit.
4. near field antenna module according to claim 1, it is characterised in that the part setting of first ferrite layer
In on the medial surface of first metal portion.
5. near field antenna module according to claim 1, it is characterised in that the conducting wire of the Part II of the coil
It is smaller than the wire spacing of the Part I of the coil.
6. near field antenna module according to claim 1, it is characterised in that the coil is spiral coil, wherein, institute
Stating coil includes multiple circle circles, and multiple circle circles one on the direction of a lid plane of the metal cap body that
This one preset distance of interval.
7. near field antenna module according to claim 1, it is characterised in that the near field antenna module is also further wrapped
Include：One second ferrite layer, second ferrite layer are arranged at side of the coil away from first ferrite layer.
8. near field antenna module according to claim 1, it is characterised in that the coil is a square coil, and described
The Part II of coil is a long side of the square coil.
9. a kind of portable electron device, the portable electron device uses a near field antenna module, and the portable electric
Sub-device has a metal cap body, and the metal cap body is connected to institute with one first metal portion, one second metal portion and one
The insulation division between the first metal portion and second metal portion is stated, the near field antenna module is arranged in the metal cap body
Side, it is characterised in that the near field antenna module includes：
One coil, a part for the coil is the first of the inner side of second metal portion for being arranged at the metal cap body
Part, the remainder of the coil are the Part II of an inner side for being arranged at the insulation division；And
One first ferrite layer, first ferrite layer are arranged between the coil and the metal cap body, the coil
The Part I covered close to the side of the metal cap body by first ferrite layer, described the of the coil
Two parts have an irradiation unit exposed by first ferrite layer.
10. portable electron device according to claim 9, it is characterised in that the Part II of the coil
Wire spacing is less than the wire spacing of the Part I of the coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721078737.0U CN207250727U (en) | 2017-08-25 | 2017-08-25 | Portable electron device and its near field antenna module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721078737.0U CN207250727U (en) | 2017-08-25 | 2017-08-25 | Portable electron device and its near field antenna module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207250727U true CN207250727U (en) | 2018-04-17 |
Family
ID=61883487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721078737.0U Active CN207250727U (en) | 2017-08-25 | 2017-08-25 | Portable electron device and its near field antenna module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207250727U (en) |
-
2017
- 2017-08-25 CN CN201721078737.0U patent/CN207250727U/en active Active
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