CN204760541U - Mixed type NFC antenna - Google Patents
Mixed type NFC antenna Download PDFInfo
- Publication number
- CN204760541U CN204760541U CN201520531624.6U CN201520531624U CN204760541U CN 204760541 U CN204760541 U CN 204760541U CN 201520531624 U CN201520531624 U CN 201520531624U CN 204760541 U CN204760541 U CN 204760541U
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- antenna
- slave
- feeder
- polymer flake
- mixed type
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Abstract
The utility model discloses a mixed type NFC antenna, including ultra -thin antenna, slave antenna, ultra -thin antenna includes first polymer thin slice and prints the antenna radiation body on first polymer thin slice, the antenna radiation body is including a day line cap, the slave antenna includes second polymer thin slice and prints the antenna feeder line on second polymer thin slice, the slave antenna lies in antenna radiation body top, and the antenna feeder line is connected to mobile phone motherboard, slave antenna and ultra -thin antenna joint in the junction of antenna feeder line with day line cap with the sky line cap. The utility model discloses can guarantee that the holistic thickness of greatly reduced antenna more can be suitable for ultra -thin cell -phone structural design's requirement under the prerequisite of radio -frequency performance, and the antenna make less to the aluminium system of adoption printed wire is than the current two -sided copper FPCB of shop with low costs 30%.
Description
Technical field
The utility model relates to field of antenna, particularly relates to a kind of NFC antenna.
Background technology
NFC (NearFieldCommunication) antenna is subject to investigation and application widely along with the development of mobile-phone payment function.The NFC antenna being specifically designed to mobile-phone payment function proposes multiple antenna model at home and abroad, is applied to the mobile phone of different style and type and different performance index.But along with mobile phone is towards more slim future development, the structure of NFC antenna is had higher requirement.Traditional NFC antenna, by two-sided paving copper FPCB(flexible PCB)+Ferrite(ferrite) form, entire physical thickness, generally at more than 0.37mm, can not meet the overall slim requirement of mobile phone gradually.
Utility model content
For solving the problem, the utility model discloses a kind of mixed type NFC antenna, comprises ultrathin antenna, slave antenna; The antenna radiator that described ultrathin antenna comprises the first polymer flake and is printed on the first polymer flake; Described antenna radiator comprises antenna port; The feeder that described slave antenna comprises the second polymer flake and is printed on the second polymer flake, slave antenna is positioned at above antenna radiator, feeder one end is connected with antenna port, the other end is connected to cell phone mainboard, and slave antenna and ultrathin antenna are engaged in the junction of feeder and antenna port.
Preferably, described slave antenna also comprises and is printed in first line on the second polymer flake, the second circuit; Described first line, the second circuit are positioned at the junction surface of slave antenna and ultrathin antenna, and are distributed in feeder both sides, to strengthen the toughness at slave antenna and ultrathin antenna junction surface, make it not easily be torn.
Preferably, also comprise ferrite lamina, described ferrite lamina is overlying on to increase magnetic field intensity above antenna radiator, and ferrite lamina is positioned at same plane with slave antenna and not overlapping with slave antenna to avoid increasing entire physical thickness.
Preferably, described first polymer flake and the second polymer flake adopt polyimide resin.
Preferably, described antenna radiator, feeder, first line, the second circuit are aluminium matter.
The manufacture method of described mixed type NFC antenna, comprises step:
First polymer flake is pressed design drawing printed antenna radiant body, as ultrathin antenna;
Second polymer flake is pressed design drawing printed antenna feeder line, first line, the second circuit, as slave antenna;
Adopt filled weld technique (ultrathin antenna of whole plate and slave antenna are put on fixture, fix a point weld seam with hot press temporarily), the antenna port on one end of feeder and antenna radiator is electrically connected;
Adopt heat pressing process, slave antenna and ultrathin antenna are engaged in the junction of feeder and antenna port;
Ferrite lamina is overlying on above antenna radiator, and between ferrite lamina and ultrathin antenna, adds auxiliary material carry out lamination joint; Ferrite lamina is positioned at same plane with slave antenna and not overlapping with slave antenna;
Carry out sharp processing by design drawing, make NFC antenna finished product.
Preferably, described auxiliary material comprises adhesive tape, release liners.
Mixed type NFC antenna disclosed in the utility model can under the prerequisite ensureing radio-frequency performance, greatly reduce the thickness of entire physical, more can be suitable for the requirement of ultra thin handset structural design, and making of antenna is less, and adopt aluminum printed wire, lower by 30% than existing two-sided paving copper FPCB cost.
Accompanying drawing explanation
Fig. 1 is that ultrathin antenna and slave antenna engage schematic diagram.
Fig. 2 is the mixed type NFC antenna schematic diagram being coated with ferrite lamina.
Fig. 3 is the manufacture method flow chart of mixed type NFC antenna.
Embodiment
Understand technology contents of the present utility model for convenience of those skilled in the art, below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figure 1, ultrathin antenna 1 comprises the first polymer flake and is printed in the antenna radiator 11 on the first polymer flake; Antenna radiator 11 comprises antenna port 12; Slave antenna 2 comprises the second polymer flake and feeder 21, first polymer flake that is printed on the second polymer flake and the second polymer flake adopt polyimide resin; Slave antenna 2 is positioned at above antenna radiator 11, and feeder 21 one end is connected with antenna port 12, and the other end is connected to cell phone mainboard, and slave antenna 2 and ultrathin antenna 1 are engaged in the junction of feeder 21 and antenna port 12.Slave antenna 2 also comprises and is printed in first line 22, second circuit 23 on the second polymer flake; Described first line 22, second circuit 23 is positioned at the junction surface of slave antenna 2 and ultrathin antenna 1, and is distributed in feeder 21 both sides, to strengthen the toughness at slave antenna and ultrathin antenna junction surface, makes it not easily be torn.Antenna radiator 11, feeder 21, first line 22, second circuit 23 are aluminium matter circuit to reduce costs.
As shown in Figure 2, ferrite lamina 3 is overlying on to increase magnetic field intensity above antenna radiator 11, and ferrite lamina 3 is positioned at same plane with slave antenna 2 and not overlapping with slave antenna 2, to avoid increasing entire physical thickness.
The manufacture method of mixed type NFC antenna as shown in Figure 3, first carry out circuit printing, the first polymer flake is pressed design drawing printed antenna radiant body, as ultrathin antenna, second polymer flake is pressed design drawing printed antenna feeder line, first line, the second circuit, as slave antenna; Then adopt filled weld technique, the antenna port on one end of feeder and antenna radiator is electrically connected; Then adopt heat pressing process, slave antenna and ultrathin antenna are engaged in the junction of feeder and antenna port; Then ferrite lamina is overlying on above antenna radiator, and between ferrite lamina and ultrathin antenna, adds auxiliary material carry out lamination joint, it is important to note that ferrite lamina is not overlapping with slave antenna; Finally carry out sharp processing and make NFC antenna finished product.
Above-described embodiment is only wherein a kind of specific implementation of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these apparent replacement forms all belong to protection range of the present utility model.
Claims (5)
1. a mixed type NFC antenna, comprises ultrathin antenna, slave antenna; The antenna radiator that described ultrathin antenna comprises the first polymer flake and is printed on the first polymer flake; Described antenna radiator comprises antenna port; The feeder that described slave antenna comprises the second polymer flake and is printed on the second polymer flake, it is characterized in that: slave antenna is positioned at above antenna radiator, feeder one end is connected with antenna port, the other end is connected to cell phone mainboard, and slave antenna and ultrathin antenna are engaged in the junction of feeder and antenna port.
2. according to mixed type NFC antenna described in claim 1, it is characterized in that: described slave antenna also comprises and is printed in first line on the second polymer flake, the second circuit; Described first line, the second circuit are positioned at the junction surface of slave antenna and ultrathin antenna, and are distributed in feeder both sides, to strengthen the toughness at slave antenna and ultrathin antenna junction surface, make it not easily be torn.
3. according to mixed type NFC antenna described in claim 1, it is characterized in that: also comprise ferrite lamina, described ferrite lamina is overlying on to increase magnetic field intensity above antenna radiator, and ferrite lamina is positioned at same plane with slave antenna and not overlapping with slave antenna to avoid increasing entire physical thickness.
4. according to mixed type NFC antenna described in claim 1, it is characterized in that: described first polymer flake and the second polymer flake adopt polyimide resin.
5., according to mixed type NFC antenna described in claim 2, it is characterized in that: described antenna radiator, feeder, first line, the second circuit are aluminium matter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520531624.6U CN204760541U (en) | 2015-07-22 | 2015-07-22 | Mixed type NFC antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520531624.6U CN204760541U (en) | 2015-07-22 | 2015-07-22 | Mixed type NFC antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204760541U true CN204760541U (en) | 2015-11-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520531624.6U Active CN204760541U (en) | 2015-07-22 | 2015-07-22 | Mixed type NFC antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204760541U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105048084A (en) * | 2015-07-22 | 2015-11-11 | 惠州市睿德通讯科技有限公司 | Mixed-type near-field communication (NFC) antenna and fabrication method thereof |
-
2015
- 2015-07-22 CN CN201520531624.6U patent/CN204760541U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105048084A (en) * | 2015-07-22 | 2015-11-11 | 惠州市睿德通讯科技有限公司 | Mixed-type near-field communication (NFC) antenna and fabrication method thereof |
| CN105048084B (en) * | 2015-07-22 | 2018-05-01 | 惠州市睿德通讯科技有限公司 | A kind of mixed type NFC antenna and production method |
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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: 20210805 Address after: 518000 workshop-401, No. 6, Zhangfeng Road, Dongfang community, Songgang street, Bao'an District, Shenzhen, Guangdong Province Patentee after: SHENZHEN RUIDE COMMUNICATION TECHNOLOGY Co.,Ltd. Address before: 516023 No. 288, Jinshi 7 Road, Xiaojinkou, Huizhou City, Guangdong Province Patentee before: ETHETA COMMUNICATION TECHNOLOGY (HUIZHOU) Ltd. |
|
| TR01 | Transfer of patent right |