CN204596964U - A kind of NFC antenna with wireless charging function - Google Patents
A kind of NFC antenna with wireless charging function Download PDFInfo
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- CN204596964U CN204596964U CN201520303083.1U CN201520303083U CN204596964U CN 204596964 U CN204596964 U CN 204596964U CN 201520303083 U CN201520303083 U CN 201520303083U CN 204596964 U CN204596964 U CN 204596964U
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Abstract
The utility model discloses a kind of NFC antenna with wireless charging function, its product is thinner, and production efficiency is high, and product structure is reliable and stable, possesses wireless charging function.The utility model comprises flexible circuit board layer, and flexible circuit board layer upper surface sets gradually layers of two-sided and inhales ripple screen; Flexible circuit board layer lower surface arranges the second layers of two-sided; Described flexible circuit board layer is printed with NFC circuit and WPC circuit, the thickness of described NFC circuit is 0.01mm ~ 0.05mm, and the thickness of described WPC circuit is 0.03mm ~ 0.3mm; Described NFC circuit is connected with the mainboard port of external equipment by PIN or connectivity port with the end of WPC circuit, and the corresponding NFC circuit of described flexible circuit board layer and the PIN of WPC circuit or the back side of position, connectivity port are provided with reinforcing chip; Described flexible circuit board layer comprises insulating substrate, and the upper and lower surface of insulating substrate is bonded with metal level respectively by adhering agent layer, described flexible circuit board layer offers the via for the upper and lower two metal layers of conducting.
Description
Technical field
The utility model relates to a kind of NFC antenna, specifically for all kinds of whole end product of portable equipment with radio communication function.
Background technology
Along with the progress of science and technology and the extensively universal of portable product (as mobile phone/wearable device), the number of times that people use portable equipment to carry out transfer of data/browsing page/mobile payment gets more and more, but there is leak at secure context in traditional Quick Response Code/bluetooth/WIFI etc., the NFC with very high safety performance produces thereupon; NFC antenna realizes its function by NFC circuit, existing NFC circuit is winding structure, product thickness is large, production efficiency is low, meanwhile, when we are for after portable equipment configuration NFC assembly realizes the mobile payment function of NFC, the power consumption of portable equipment also can increase simultaneously, tradition charging modes limitation is too many, if wireless charging function can be integrated on such portable set along with the development of wireless charging technology, greatly will increase the flying power of this kind equipment.
Utility model content
Technical problem to be solved in the utility model is that, for above-mentioned deficiency of the prior art, provide a kind of NFC antenna with wireless charging function, its product is thinner, and production efficiency is high, and product structure is reliable and stable, possesses wireless charging function.
The utility model solves the technical scheme that its technical problem adopts: a kind of NFC antenna with wireless charging function, is characterized in that: comprise flexible circuit board layer, and flexible circuit board layer upper surface sets gradually layers of two-sided and inhales ripple screen; Flexible circuit board layer lower surface arranges the second layers of two-sided;
Described flexible circuit board layer is printed with peripheral circuit and the internal layer circuit being arranged on peripheral circuit inner ring; Described peripheral circuit is NFC circuit, and described internal layer circuit is Double-side line, and described internal layer circuit is the WPC circuit for realizing wireless charging function, and the thickness of described NFC circuit is 0.01mm ~ 0.05mm, and the thickness of described WPC circuit is 0.03mm ~ 0.3mm;
Described NFC circuit is connected with the mainboard port of external equipment by PIN or connectivity port with the end of WPC circuit, and the corresponding NFC circuit of described flexible circuit board layer and the PIN of WPC circuit or the back side of position, connectivity port are provided with reinforcing chip;
Described flexible circuit board layer comprises insulating substrate, and the upper and lower surface of insulating substrate is bonded with metal level respectively by adhering agent layer, described flexible circuit board layer offers the via for the upper and lower two metal layers of conducting.
As a kind of preferred implementation of the present utility model: described suction ripple screen comprises the ferrite soft magnetic metal level and release film layer that are sticked together by layers of two-sided, ferrite soft magnetic metal level is positioned at above layers of two-sided, and release film layer is positioned at below layers of two-sided; Described ferrite soft magnetic metal level is for be made up of Ferrite Material and/or soft magnetic metallic material.
As a kind of preferred implementation of the present utility model: described layers of two-sided for base material with paper, cloth, plastic film, then is uniformly coated on elastomeric-type pressure sensitive adhesive or resin pressure sensitive adhesive on above-mentioned base material and makes.
As a kind of preferred implementation of the present utility model: the thickness of described suction ripple screen is 0.03 ~ 0.15mm; The thickness of described layers of two-sided is 0.01 ~ 0.1mm; The thickness of described second layers of two-sided is 0.01 ~ 0.1mm.
The utility model compared with prior art has the following advantages:
The utility model comprises flexible circuit board layer, and flexible circuit board layer upper surface sets gradually layers of two-sided and inhales ripple screen; Flexible circuit board layer lower surface arranges the second layers of two-sided; Adopt flexible circuit board layer can greatly reduce whole product thickness, assembling is more prone to, two-layer double faced adhesive tape bonding more reliable, is also convenient to the fixed installation bottom product;
The NFC antenna (hereinafter referred to as WPC & NFC antenna) of the utility model band wireless charging function possesses wireless charging function, textural at product, add a Double-side line at the inner ring of NFC antenna, compare traditional wireless charging line and adopt coiling mode, what the utility model adopted is flexible circuitry, can obtain thinner thickness.The circuit of the utility model FPC (flexible circuit board) periphery is mainly for NFC, the coil thickness of this part is at 0.01 ~ 0.05mm, internal layer circuit is mainly for WPC, and for obtaining higher charge efficiency, the usual thickness of coil of this part is at 0.03 ~ 0.3mm;
Flexible circuit board layer of the present utility model is printed with NFC circuit and WPC circuit, realize NFC function and WPC function respectively, WPC function mainly produces by the circuit structure being integrated with existing WPC (wireless charging alliance) standard the effect existing WIFI magnetic field energy being converted into electric energy, realize wireless charging function, the core of this partial function is circuit structure, available circuit structure generally adopts coiling mode to realize, and the utility model adopts FPC to make the thinner volume of whole product thickness less; Described NFC circuit is connected with outside by PIN or connectivity port with WPC, the corresponding NFC circuit of described flexible circuit board layer and the PIN of WPC circuit or the back side of position, connectivity port are provided with reinforcing chip, the utility model makes flexible circuit board layer increase in the intensity of PIN or position, connectivity port by reinforcing chip, more reliable when making to be connected with outside mainboard;
Flexible circuit board layer of the present utility model comprises insulating substrate, and the upper and lower surface of insulating substrate is bonded with metal level respectively by adhering agent layer, described flexible circuit board layer offers the via for the upper and lower two metal layers of conducting; Two metal layers can realize double-sided wiring, can greatly reduce the area of flexible PCB, makes whole product smaller and more exquisite.
In order to realize inhaling the ability that ripple screen prevents interference reliably, described suction ripple screen comprises the ferrite soft magnetic metal level and release film layer that are sticked together by layers of two-sided, ferrite soft magnetic metal level is positioned at above layers of two-sided, and release film layer is positioned at below layers of two-sided.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of a kind of embodiment of the present utility model;
The side-looking structural representation that Fig. 2 is embodiment shown in Fig. 1;
Fig. 3 is the plane graph inhaling ripple screen;
Fig. 4 is the cross-sectional view of inhaling ripple screen;
Fig. 5 is the plane graph of layers of two-sided;
Fig. 6 is the cross-sectional view of layers of two-sided;
Fig. 7 is the plane graph of flexible circuit board layer;
Fig. 8 is the cross-sectional view of flexible circuit board layer;
Fig. 9 is the plane graph of the second layers of two-sided;
Figure 10 is the cross-sectional view of the second layers of two-sided.
Description of reference numerals:
1-reinforcing chip, 2-PIN or link port, 3-NFC circuit, 4-inhales ripple screen, 5-layers of two-sided, 6-flexible circuit board layer, 7-second layers of two-sided, 8-ferrite soft magnetic metal level, 9-layers of two-sided, 10-release film layer, 11-FPC body, 12-via, 13-reinforcing chip, 14-metal level, 15-adhering agent layer, 16-insulating substrate, 17-adhering agent layer, 18-metal level, 19-adhering agent layer, 20-base material, 21-adhering agent layer, 31-WPC circuit.
Embodiment
Below in conjunction with drawings and Examples, the utility model embodiment is described:
As shown in Fig. 1 ~ 10, it illustrates a kind of embodiment of the present utility model, as shown in the figure, each Rotating fields of the present utility model is specific as follows:
1, inhale ripple screen: as shown in Figure 3 and Figure 4, mainly contain ferrite type and the large raw material of soft magnetic metal two, this two classes material can effectively absorb the electromagnetic wave energy projecting its surface, blocks the mutual interference between two equipment; Preferred based on Ferrite Material, along with the exploitation of soft magnetic metal class absorbing material, follow-up two materials can be used in NFC antenna; The thickness inhaling ripple screen is preferably 0.03 ~ 0.15mm;
2, layers of two-sided: as shown in Figure 5 and Figure 6, with paper, cloth, plastic film for base material, again elastomeric-type pressure sensitive adhesive or resin pressure sensitive adhesive are uniformly coated on above-mentioned base material and make, by base material, adhesive, release liners (film) or make silicone oil paper three part form, preferred thickness is 0.01 ~ 0.1mm;
3, flexible circuitry flaggy: as shown in Figure 7 and Figure 8, be commonly called as FPC is that the one made for base material with polyimides or polyester film has height reliability, excellent flexible printed circuit; Its main effect be on logical FPC printing circuit to produce magnetic field, realize the exchanges data of two equipment rooms; Have Copper Foil or PIN to realize being connected with equipment mainboard port at the two ends of circuit, because base material thickness is very thin, therefore the utility model pastes a slice reinforcing chip at the back side of terminal, with the intensity of improving product; After the utility model adopts flexible circuitry production technology, the thickness of product can effectively be reduced, and performance and production efficiency all have greatly improved;
4, the second layers of two-sided: as shown in Figure 9 and Figure 10, consistent with above-mentioned layers of two-sided, with paper, cloth, plastic film for base material, again elastomeric-type pressure sensitive adhesive or resin pressure sensitive adhesive are uniformly coated on the web-like adhesive tape that above-mentioned base material is made, by base material, adhesive, release liners (film) or make silicone oil paper three part form, preferred thickness is 0.01 ~ 0.1mm.
Concrete, as shown in the figure:
A kind of NFC antenna with wireless charging function of the utility model, comprises flexible circuit board layer 6, and flexible circuit board layer upper surface sets gradually layers of two-sided 5 and inhales ripple screen 4; Flexible circuit board layer lower surface arranges the second layers of two-sided 7; Described flexible circuit board layer is printed with peripheral circuit and the internal layer circuit being arranged on peripheral circuit inner ring; Described peripheral circuit is NFC circuit 3, described internal layer circuit is Double-side line, described internal layer circuit is the WPC circuit 31 for realizing wireless charging function, and the thickness of described NFC circuit is 0.01mm ~ 0.05mm, and the thickness of described WPC circuit is 0.03mm ~ 0.3mm; Described NFC circuit is connected with the mainboard port of external equipment by PIN or connectivity port 2 with the end of WPC circuit, and the corresponding NFC circuit of described flexible circuit board layer and the PIN of WPC circuit or the back side of position, connectivity port are provided with reinforcing chip 1; Described flexible circuit board layer comprises insulating substrate 16, and the upper and lower surface of insulating substrate is bonded with metal level 18 respectively by adhering agent layer 15, described flexible circuit board layer offers the via 12 for the upper and lower two metal layers of conducting.
Preferably, as shown in the figure, described suction ripple screen comprises the ferrite soft magnetic metal level 8 and release film layer 10 that are sticked together by layers of two-sided, and ferrite soft magnetic metal level is positioned at above layers of two-sided 9, and release film layer is positioned at below layers of two-sided; Described ferrite soft magnetic metal level is for be made up of Ferrite Material and/or soft magnetic metallic material.
Preferably, as shown in the figure, described layers of two-sided for base material with paper, cloth, plastic film, then is uniformly coated on elastomeric-type pressure sensitive adhesive or resin pressure sensitive adhesive on above-mentioned base material and makes.
Preferably, as shown in the figure, the thickness of described suction ripple screen is 0.03 ~ 0.15mm; The thickness of described layers of two-sided is 0.01 ~ 0.1mm; The thickness of described second layers of two-sided is 0.01 ~ 0.1mm.
By reference to the accompanying drawings the utility model preferred implementation is explained in detail above, but the utility model is not limited to above-mentioned execution mode, in the ken that those of ordinary skill in the art possess, can also make a variety of changes under the prerequisite not departing from the utility model aim.
Do not depart from design of the present utility model and scope can make many other and change and remodeling.Should be appreciated that the utility model is not limited to specific execution mode, scope of the present utility model is defined by the following claims.
Claims (4)
1. the NFC antenna with wireless charging function, is characterized in that: comprise flexible circuit board layer, and flexible circuit board layer upper surface sets gradually layers of two-sided and inhales ripple screen; Flexible circuit board layer lower surface arranges the second layers of two-sided;
Described flexible circuit board layer is printed with peripheral circuit and the internal layer circuit being arranged on peripheral circuit inner ring; Described peripheral circuit is NFC circuit, and described internal layer circuit is Double-side line, and described internal layer circuit is the WPC circuit for realizing wireless charging function, and the thickness of described NFC circuit is 0.01mm ~ 0.05mm, and the thickness of described WPC circuit is 0.03mm ~ 0.3mm;
Described NFC circuit is connected with the mainboard port of external equipment by PIN or connectivity port with the end of WPC circuit, and the corresponding NFC circuit of described flexible circuit board layer and the PIN of WPC circuit or the back side of position, connectivity port are provided with reinforcing chip;
Described flexible circuit board layer comprises insulating substrate, and the upper and lower surface of insulating substrate is bonded with metal level respectively by adhering agent layer, described flexible circuit board layer offers the via for the upper and lower two metal layers of conducting.
2. a kind of NFC antenna with wireless charging function as claimed in claim 1, it is characterized in that: described suction ripple screen comprises the ferrite soft magnetic metal level and release film layer that are sticked together by layers of two-sided, ferrite soft magnetic metal level is positioned at above layers of two-sided, and release film layer is positioned at below layers of two-sided; Described ferrite soft magnetic metal level is for be made up of Ferrite Material and/or soft magnetic metallic material.
3. a kind of NFC antenna with wireless charging function as claimed in claim 1 or 2, is characterized in that: described layers of two-sided for base material with paper, cloth, plastic film, then is uniformly coated on elastomeric-type pressure sensitive adhesive or resin pressure sensitive adhesive on above-mentioned base material and makes.
4. a kind of NFC antenna with wireless charging function as claimed in claim 1, is characterized in that: the thickness of described suction ripple screen is 0.03 ~ 0.15mm; The thickness of described layers of two-sided is 0.01 ~ 0.1mm; The thickness of described second layers of two-sided is 0.01 ~ 0.1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520303083.1U CN204596964U (en) | 2015-05-12 | 2015-05-12 | A kind of NFC antenna with wireless charging function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520303083.1U CN204596964U (en) | 2015-05-12 | 2015-05-12 | A kind of NFC antenna with wireless charging function |
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| CN204596964U true CN204596964U (en) | 2015-08-26 |
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| CN201520303083.1U Active CN204596964U (en) | 2015-05-12 | 2015-05-12 | A kind of NFC antenna with wireless charging function |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105826664A (en) * | 2015-09-07 | 2016-08-03 | 维沃移动通信有限公司 | Method for making antenna and antenna structure |
| CN107681268A (en) * | 2017-09-08 | 2018-02-09 | 维沃移动通信有限公司 | A kind of antenna structure, preparation method and mobile terminal |
| CN107732407A (en) * | 2017-06-22 | 2018-02-23 | 深圳市嘉姆特通信电子有限公司 | Radio antenna structure with heat sinking function |
| CN110336114A (en) * | 2019-05-09 | 2019-10-15 | 天通凯美微电子有限公司 | The integrated electronic equipment of near field communication NFC antenna, wireless charging and display screen |
| CN111031660A (en) * | 2019-12-30 | 2020-04-17 | 歌尔科技有限公司 | Design method of FPC (Flexible printed Circuit) flat cable |
| CN112838355A (en) * | 2021-01-06 | 2021-05-25 | 深圳有力科技有限公司 | Two-in-one electronic equipment and panel terminal of wireless charging and NFC antenna |
-
2015
- 2015-05-12 CN CN201520303083.1U patent/CN204596964U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105826664A (en) * | 2015-09-07 | 2016-08-03 | 维沃移动通信有限公司 | Method for making antenna and antenna structure |
| CN107732407A (en) * | 2017-06-22 | 2018-02-23 | 深圳市嘉姆特通信电子有限公司 | Radio antenna structure with heat sinking function |
| CN107681268A (en) * | 2017-09-08 | 2018-02-09 | 维沃移动通信有限公司 | A kind of antenna structure, preparation method and mobile terminal |
| CN110336114A (en) * | 2019-05-09 | 2019-10-15 | 天通凯美微电子有限公司 | The integrated electronic equipment of near field communication NFC antenna, wireless charging and display screen |
| CN110336114B (en) * | 2019-05-09 | 2021-09-17 | 天通凯美微电子有限公司 | Near field communication NFC antenna, wireless charging and display screen integrated electronic equipment |
| CN111031660A (en) * | 2019-12-30 | 2020-04-17 | 歌尔科技有限公司 | Design method of FPC (Flexible printed Circuit) flat cable |
| CN112838355A (en) * | 2021-01-06 | 2021-05-25 | 深圳有力科技有限公司 | Two-in-one electronic equipment and panel terminal of wireless charging and NFC antenna |
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