CN206878171U - A kind of near-field communication aerial and mobile terminal of one side cabling - Google Patents
A kind of near-field communication aerial and mobile terminal of one side cabling Download PDFInfo
- Publication number
- CN206878171U CN206878171U CN201720539385.8U CN201720539385U CN206878171U CN 206878171 U CN206878171 U CN 206878171U CN 201720539385 U CN201720539385 U CN 201720539385U CN 206878171 U CN206878171 U CN 206878171U
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- China
- Prior art keywords
- coil
- feed point
- aerial
- insulated substrate
- field communication
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Abstract
The utility model discloses a kind of near-field communication aerial of one side cabling, including insulated substrate and aerial coil, the insulated substrate has the first surface and second surface being oppositely arranged, the aerial coil is single layer coil and is located at the first surface, the both ends of the aerial coil are used separately as the first feed point and the second feed point, the utility model discloses a kind of near-field communication aerial of one side cabling, using the antenna of one side cabling form, reduce antenna cost, the integral thickness of antenna is also reduced, is advantageous to the ultrathin design of mobile terminal.
Description
Technical field
Antenna technical field is the utility model is related to, more specifically to a kind of near-field communication aerial of one side cabling
And mobile terminal.
Background technology
Near-field communication (Near Field Communication, be abbreviated as NFC) is a kind of electric using electromagnetic induction transmitting-receiving
Magnetic wave realizes the technology of close range wireless communication between electronic equipment, and NFC antenna is peaceful using spiral winding form mostly at present
Planar coil form, but during use planar coil form, typically using two-layer wiring, the cost of two-layer wiring is higher, and makes
Process is also more complicated.
Utility model content
Technical problem to be solved in the utility model is overcome the deficiencies in the prior art, there is provided one kind has a variety of tune
Try the near-field communication aerial of the one side cabling of selectivity.
In order to realize above-mentioned purpose, the utility model employs following technical scheme：
A kind of near-field communication aerial of one side cabling, including insulated substrate and aerial coil, the insulated substrate have phase
To the first surface and second surface of setting, the aerial coil is single layer coil and is located at the first surface, the antenna
The both ends of coil are used separately as the feed point of near-field communication aerial first and the second feed point, using the antenna form of individual layer cabling, reduce
Antenna cost.
Preferably, near-field communication aerial also includes magnetic conduction sheet, and the magnetic conduction sheet fits in the second table of the insulated substrate
Face, first feed point and second feed point are stretched out in outside the magnetic conduction sheet.
Preferably, single aerial coil includes circular coil and two groups of snakelike coils, and the circular coil is included from one
Some coils that side to opposite side pitch of the laps is formed, and two end points is located at circular coil periphery, snakelike coil pair described in two groups
Title is arranged at the insulated substrate first surface both sides, and the two-end-point with the circular coil electrically connects respectively.
Or the aerial coil is in comb shape, the aerial coil is included from first feed point along insulated substrate
Side form the zigzag cabling that straight-line track and opposite side from second feed point along insulated substrate are formed, and straight line
The two end points electrical connection of cabling and zigzag cabling in insulated substrate surface region.
Or the aerial coil includes the subcoil that several are set in concentric circles or concentric frame or concentric ring, and institute
State subcoil and be provided with the both sides of opening, first feed point and second feed point respectively along the opening in the same direction
Direction cabling, it is sequentially connected electrically with the end points of described subcoil the same side.
Or the aerial coil includes some square coils set gradually from insulated substrate one end to the other end, position
It is more than remaining square coil in the area of first square coil of one end, and the first square coil is close to first feed point and institute
The side for stating the second feed point is provided with opening, and the both ends of the opening are electrically connected in first feed point and second feedback
Point.
Or the aerial coil is inside along insulated substrate edge for the first feed point on the outside of the insulated substrate
Some coils that pitch of the laps is formed, second feed point are located in insulated substrate；On the insulated substrate and the magnetic conduction sheet respectively
First through hole corresponding with second feed point and the second through hole are offered, second feed point passes through the first through hole and institute
The second through hole is stated, is easy to the shell fragment of the second feed point and mobile terminal to connect.
Preferably, the insulated substrate is flexible PCB, and the area of the magnetic conduction sheet is more than the face of the insulated substrate
Product so that antenna performance is more preferable.
The utility model additionally provides a kind of mobile terminal, including some antenna shrapnels and above-mentioned any one side cabling
Near-field communication aerial, the antenna shrapnel electrically connects with first feed point and second feed point respectively.
Preferably, the magnetic conduction sheet is ferrite base material or inhales ripple material.
The utility model discloses a kind of near-field communication aerial of one side cabling, using the antenna of one side cabling form, drop
Low antenna cost, the integral thickness of antenna is also reduced, be advantageous to the ultrathin design of mobile terminal.
Brief description of the drawings
Fig. 1 is the near-field communication aerial schematic diagram of the one side cabling of the utility model embodiment one.
Fig. 2 is the near-field communication aerial schematic diagram of the one side cabling of the utility model embodiment two.
Fig. 3 is the near-field communication aerial schematic diagram of the one side cabling of the utility model embodiment three.
Fig. 4 is the near-field communication aerial schematic diagram of the one side cabling of the utility model embodiment four.
Fig. 5 is the near-field communication aerial schematic diagram of the one side cabling of the utility model embodiment five.
Fig. 6 is the magnetic conduction sheet schematic diagram of the utility model embodiment five.
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 described.It should be appreciated that specific embodiment described herein is only explaining this reality
With new, it is not used to limit the utility model.
As shown in figure 1, the near-field communication aerial of the one side cabling of the utility model embodiment includes insulated substrate 10 and day
Line coil 20, insulated substrate 10 have the first surface and second surface being oppositely arranged, and aerial coil is single layer coil and is located at
On first surface, the both ends of aerial coil 20 are used separately as near-field communication aerial the first feed point 20a and the second feed point 20b, are used for
Contacted with the antenna shrapnel on Mobile terminal main board.In order to improve antenna performance, the hardware around antenna is reduced to antenna
The shielding action of signal, antenna assembly also include magnetic conduction sheet 30, and magnetic conduction sheet 30 is located at the second surface of insulated substrate 10, and magnetic conduction
The area of piece 30 is not less than the area of insulated substrate 10, and the first feed point 20a and the second feed point 20b are stretched out in outside magnetic conduction sheet 30.Adopt
With the antenna form of one side cabling, antenna cost is reduced.
The mobile terminal of the utility model embodiment includes mobile phone, tablet personal computer etc., and mobile terminal has some antenna flickings
Piece and above-mentioned near-field communication aerial, near-field communication aerial in the mobile terminal, antenna shrapnel respectively with the first feed point 20a and
Second feed point 20b is electrically connected.
The technical solution of the utility model is described in detail using several specific embodiments below.
Embodiment one
As shown in figure 1, the aerial coil 20 of the present embodiment one includes circular coil and two groups of snakelike coils, wherein round wire
The two-end-point of circle is located at the outside of coil, from an end points towards another end round trip pitch of the laps during cabling, forms several radiuses
The circular coil for successively decreasing and sequentially turning on, snakelike coil include several arch cablings, and two groups of snakelike coils are symmetrically disposed on
The both sides of the first surface of insulated substrate 10, and the end points of two groups of snakelike coils electrically connects with the end points of circular coil respectively, it is circular
Coil is positioned at the top of two groups of snakelike coils.Wherein, be preferably spaced 1mm between circular cabling, between arch cabling between
Be divided into preferably 2mm, between two groups of snakelike cablings at intervals of preferably 5.5mm.Exemplarily, the quantity of circular coil is four
Individual, the arch cabling quantity of snakelike coil is five, certain the utility model not limited to this, in other embodiments, both
Quantity according to be actually needed increase and decrease.
Embodiment two
As shown in Fig. 2 the aerial coil 20 of the present embodiment two is in comb shape, along insulation base since the first feed point 20a
The edge of the first surface of plate 10 forms straight-line track, along the another of the first surface of insulated substrate 10 since the second feed point 20b
Edge forms zigzag cabling, and straight-line track and zigzag cabling are located at two end points electrical connection in insulated substrate 10, formed
4mm is preferably spaced between the aerial coil 20 of conducting, wherein zigzag cabling.Exemplarily, the quantity of zigzag cabling
For five.
Embodiment three
As shown in figure 3, it is in that concentric circles or concentric frame or concentric ring are set that the aerial coil 20 of the present embodiment three, which includes multiple,
Subcoil, and each subcoil disconnects forming the first opening 21 in the same side, the first feed point 20a and second feed point
20b respectively along the described first opening 21 two side direction cablings, respectively with being located at the disconnection of the same side on the subcoil
End points is sequentially connected electrically, and is formed the aerial coil 20 of conducting, is wherein preferably spaced 2.5mm between subcoil.
Example IV
As shown in figure 4, aerial coil 20 includes some rectangular lines set gradually from the one end of insulated substrate 10 to the other end
Circle, the area for being located therein first square coil 23 of one end are more than the area of remaining square coil, and the first square coil 23
Disconnect forming the second opening 22 close to the first feed point 20a and the second feed point 20b side, the both ends of second opening are electric respectively
The first feed point 20a and the second feed point 20b are connected to, wherein remaining square coil width is preferably 2.5mm.
Embodiment five
As shown in Figure 5 and Figure 6, the first feed point 20a and the second feed point 20b the difference position of the aerial coil 20 of the present embodiment five
In the outside of insulated substrate 10 and inner side, if formed since the first feed point 20a along the edge of insulated substrate 10 to interior circuit
Main line circle, and coil end electrically connects with the second feed point 20b；Opened respectively on the relevant position of insulated substrate 10 and magnetic conduction sheet 30
Provided with the through hole 31 of first through hole 11 and second corresponding with the second feed point 20b, and the size of the through hole 31 of first through hole 11 and second
More than the pad at the second feed point 20b, such second feed point 20b can pass through magnetic conduction sheet 30, and positioned at the day at the back side of magnetic conduction sheet 30
Line shell fragment contacts, wherein, 1.5mm is preferably spaced between each coil, outermost turn coil and the Edge Distance of insulated substrate 10 are excellent
Elect 1mm as.
Insulated substrate 10 in above-described embodiment preferably uses flexible PCB, its thickness of thin, in light weight, is advantageous to antenna
Ultrathin design；Magnetic conduction sheet 30 preferably uses ferrite base material, can weaken the metal device around antenna well to antenna
The shielding action of signal, certainly, in other embodiments, magnetic conduction sheet 30 can be to inhale ripple material, and the size of wherein magnetic conduction sheet 30 is excellent
Elect width 40mm, length 50mm as.
The utility model discloses a kind of near-field communication aerial of one side cabling, using the antenna of one side cabling form, drop
Low antenna cost, the integral thickness of antenna is also reduced, be advantageous to the ultrathin design of mobile terminal.
Specific embodiment of the present utility model is described in detail above, although having show and described some realities
Example is applied, it will be understood by those skilled in the art that not departing from this practicality that its scope is limited by claim and its equivalent
In the case of new principle and spirit, these embodiments can be modified and perfect, these modifications and improve also should be
In the scope of protection of the utility model.
Claims (10)
1. a kind of near-field communication aerial of one side cabling, it is characterised in that including insulated substrate (10) and aerial coil (20), institute
Stating insulated substrate (10) has the first surface and second surface being oppositely arranged, and the aerial coil (20) is single layer coil and set
In the first surface, the both ends of the aerial coil (20) are used separately as the first feed point (20a) and of near-field communication aerial
Two feed points (20b).
2. the near-field communication aerial of one side cabling according to claim 1, it is characterised in that also including magnetic conduction sheet (30),
The magnetic conduction sheet (30) fits in the second surface of the insulated substrate (10), first feed point (20a) and second feedback
Point (20b) stretches out in the magnetic conduction sheet (30) outside.
3. the near-field communication aerial of one side cabling according to claim 2, it is characterised in that aerial coil (20) bag
Circular coil and two groups of snakelike coils are included, if the circular coil includes the main line that pitch of the laps formation is come and gone from side to opposite side
Circle, and two end points is located at circular coil periphery, snakelike coil described in two groups is symmetricly set in the insulated substrate (10)
First surface both sides, and the two-end-point with the circular coil electrically connects respectively.
4. the near-field communication aerial of one side cabling according to claim 2, it is characterised in that the aerial coil (20) is in
Comb shape, the side that the aerial coil (20) includes from first feed point (20a) along insulated substrate (10) form straight line
The zigzag cabling that cabling and opposite side from second feed point (20b) along insulated substrate (10) are formed, and straight-line track
With two end points electrical connection of the zigzag cabling in insulated substrate (10) surface region.
5. the near-field communication aerial of one side cabling according to claim 2, it is characterised in that aerial coil (20) bag
Several subcoils set in concentric circles or concentric frame or concentric ring are included, and the subcoil is provided with first in the same direction
Two sides of opening (21), first feed point (20a) and second feed point (20b) respectively along the described first opening (21)
To cabling, it is located at each end points in same side direction with the subcoil and is sequentially connected electrically.
6. the near-field communication aerial of one side cabling according to claim 2, it is characterised in that aerial coil (20) bag
Some square coils set gradually from insulated substrate (10) one end to the other end are included, the first square coil (23) positioned at one end
Area be more than remaining square coil, and the first square coil (23) is close to first feed point (20a) and second feed point
The side of (20b) is provided with the second opening (22), and the both ends of second opening (22) are electrically connected in first feed point
(20a) and second feed point (20b).
7. the near-field communication aerial of one side cabling according to claim 2, it is characterised in that the aerial coil (20) is
The first feed point (20a) on the outside of the insulated substrate (10) forms some along insulated substrate (10) edge to interior circuit
Coil, second feed point (20b) are located in the region that insulated substrate (10) edge surrounds；The insulated substrate (10) and institute
State and offer first through hole (11) corresponding with second feed point (20b) and the second through hole (31) on magnetic conduction sheet (30) respectively,
Second feed point (20b) passes through the first through hole (11) and second through hole (31).
8. the near-field communication aerial of the one side cabling according to any one of claim 2 to 7, it is characterised in that the insulation
Substrate (10) is flexible PCB, and the area of the magnetic conduction sheet (30) is not less than the area of the insulated substrate (10).
9. a kind of mobile terminal, it is characterised in that including the one side cabling described in antenna shrapnel and any one of claim 2 to 8
Near-field communication aerial, the antenna shrapnel electrically connects with first feed point (20a) and second feed point (20b) respectively.
10. mobile terminal according to claim 9, it is characterised in that the magnetic conduction sheet (30) be ferrite base material or
Inhale ripple material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720539385.8U CN206878171U (en) | 2017-05-12 | 2017-05-12 | A kind of near-field communication aerial and mobile terminal of one side cabling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720539385.8U CN206878171U (en) | 2017-05-12 | 2017-05-12 | A kind of near-field communication aerial and mobile terminal of one side cabling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206878171U true CN206878171U (en) | 2018-01-12 |
Family
ID=61340036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720539385.8U Expired - Fee Related CN206878171U (en) | 2017-05-12 | 2017-05-12 | A kind of near-field communication aerial and mobile terminal of one side cabling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206878171U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109473764A (en) * | 2018-11-27 | 2019-03-15 | 深圳市海德门电子有限公司 | A kind of single sided board near field communication antenna mould group and its communication apparatus |
| CN110416731A (en) * | 2019-07-12 | 2019-11-05 | 禾邦电子(苏州)有限公司 | A kind of electronic equipment with miniaturization near-field communication aerial |
| CN113972468A (en) * | 2021-10-26 | 2022-01-25 | 维沃移动通信有限公司 | Antenna and electronic device |
| WO2022262455A1 (en) * | 2021-06-18 | 2022-12-22 | Oppo广东移动通信有限公司 | Antenna structure, electronic component, and electronic device |
| WO2023021114A1 (en) * | 2021-08-19 | 2023-02-23 | Continental Automotive Gmbh | Approach detection device |
| WO2023020850A1 (en) * | 2021-08-19 | 2023-02-23 | Continental Automotive Gmbh | Device for detecting an approach |
-
2017
- 2017-05-12 CN CN201720539385.8U patent/CN206878171U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109473764A (en) * | 2018-11-27 | 2019-03-15 | 深圳市海德门电子有限公司 | A kind of single sided board near field communication antenna mould group and its communication apparatus |
| CN110416731A (en) * | 2019-07-12 | 2019-11-05 | 禾邦电子(苏州)有限公司 | A kind of electronic equipment with miniaturization near-field communication aerial |
| WO2022262455A1 (en) * | 2021-06-18 | 2022-12-22 | Oppo广东移动通信有限公司 | Antenna structure, electronic component, and electronic device |
| WO2023021114A1 (en) * | 2021-08-19 | 2023-02-23 | Continental Automotive Gmbh | Approach detection device |
| WO2023020850A1 (en) * | 2021-08-19 | 2023-02-23 | Continental Automotive Gmbh | Device for detecting an approach |
| FR3126276A1 (en) * | 2021-08-19 | 2023-02-24 | Continental Automotive | Approach detection device |
| CN113972468A (en) * | 2021-10-26 | 2022-01-25 | 维沃移动通信有限公司 | Antenna and electronic device |
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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: 20180112 Termination date: 20200512 |