CN104802556A - NFC (near field communication) antenna Q value optimization method based on ink jet printing - Google Patents
NFC (near field communication) antenna Q value optimization method based on ink jet printing Download PDFInfo
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- CN104802556A CN104802556A CN201510190341.4A CN201510190341A CN104802556A CN 104802556 A CN104802556 A CN 104802556A CN 201510190341 A CN201510190341 A CN 201510190341A CN 104802556 A CN104802556 A CN 104802556A
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Abstract
The invention discloses an NFC (near field communication) antenna Q value optimization method based on ink jet printing, and belongs to an NFC label manufacturing technology. The optimization method is characterized in that an NFC antenna is printed on a film substrate through an ink jet printing machine, and in addition, Q value test is carried out for obtaining the antenna Q value improvement optimization process through comparison. The printing speed range is 2.5 to 3.5 m/s (preferably 3.0m/s), the ink jet printing layer number range is 8 to 9 layers, the curing temperature range is 45 to 60 DEG C (preferably 50 DEG C or 55 DEG C), the curing time range is 10 to 25s (preferably 15s or 20s), the antenna with the Q value being greater than 3 can be manufactured, and the NFC antenna ink jet printing industrialization requirements can be met.
Description
Technical field
The invention belongs to electronic technology field, relate to the short distance wireless communication technology (Near Field Communication is called for short NFC), particularly based on the NFC antenna Q value optimization method of ink jet printing.
Background technology
NFC is that Near Field Communication abridges, i.e. near field wireless communication technique.It is a kind of non contact angle measurement and Internet technology, can carry out wireless near field communication at mobile device, consumer electronics product, PC and smart control Tool Room.NFC technique provides a kind of solution of simple, touch, exchanges information with can allowing consumer's simple, intuitive, accesses content and service.
NFC label has three kinds of mode of operations, commonly uses operating frequency range at 13.56 MHz, operating distance 10 about cm.NFC is undertaken transmitting by the electromagnetic induction coupled modes of radio frequency section in frequency spectrum.NFC is a kind of wireless connect technology providing easily, communicate safely, rapidly, has the features such as distance is near, energy consumption is low.
NFC antenna is one of topmost component of NFC label.The Ferrite Material of the circuit coil that NFC antenna is generally made by coiling/printing/etch process and antijamming capability forms.The most important sign performance of NFC antenna is exactly Q value, and it characterizes reaction rate and the capacity usage ratio of antenna.
Adopt mode of printing to make NFC antenna, while guarantee precision, also have that cost of manufacture is low, the advantage such as the large and environmental protection of breadth, be the very promising technology that a kind of printed electronic manufactures in enormous quantities.Current flexo, gravure, silk-screen and ink jet printing have successful case in printed electronic industry, and are progressively formed based on silk-screen, to the development trend of ink jet printing transfer.
Traditional electrically conductive ink printed antenna, the mode adopting serigraphy, belongs to thick film screen printing mode, limit the precision of antenna, and cost of manufacture is higher more.Ink jet printing belongs to film printing mode, can save material, reduce production cost, and the advantages such as obtained antenna pliability is good, precision is high, environmental protection.And the main cause that ink jet printing does not also replace silk-screen to be completely the NFC antenna Q value of ink jet printing too low, very low in transmission efficiency, can't ensure that information stability under various complex environment is mutual at a high speed, this strongly limits the application in mobile-phone payment, advertisement and the field such as false proof of the NFC label that manufactures based on ink jet printing mode and popularization.
Summary of the invention
In order to solve the problem, the invention provides a kind of NFC antenna Q value optimization method based on ink jet printing, this optimization method prints by regulating in inkjet printing process the maximum Q value that layer of ink, print speed printing speed, solidification temperature and time obtain NFC antenna, reach the requirement manufacturing NFC label industrialization based on ink jet printing mode, greatly expand its application.
The invention provides a kind of NFC antenna Q value optimization method based on ink jet printing and have employed following technical scheme: described optimization method refers to adopt described electrically conductive ink directly on described film substrate, to print described NFC antenna by described ink-jet printer, and obtains the technique of maximum Q value.
Described optimization method, comprises the following step: spray printing step, in this process mainly different printing speed, the different number of plies, different solidification temperature and under the time ink jet printing go out NFC antenna; Testing procedure, the NFC antenna gone out by described spray printing is carried out Q value and is measured, and contrasts the ink-jet printing process of Q value increase.
In described spray printing step, described ink-jet printer adopts Fujiphoto Polaris DM2831 type printer.
In described spray printing step, the maximum print thickness of described ink-jet printer is 25mm.
In described spray printing step, the maximum solidification temperature of described ink-jet printer is 60 ° of C.
In described spray printing step, the maximum print speed of described ink-jet printer is 8m/s.
In described spray printing step, described ink-jet printer can spray 1 to 10 skin and rise ink droplet.
In described spray printing step, described ink-jet printer maximum print is of a size of 200 x 300 mm.
In described spray printing step, described electrically conductive ink refers to that sun chemistry silver paste printing ink U5603(business is called the solar system can ejected silver).
In described spray printing step, described electrically conductive ink is by accounting for gross weight 80% Nano silver solution and 20% silver medal particulate mixes.
In described spray printing step, described film substrate refers to the industrial Kapton that 75um is thick.
In described spray printing step, described NFC antenna adopts working frequency range to be outer radius 35mm, the distance between centers of tracks 550um of 13.65MHz and the combination circular coil type antenna of live width 650um.
In described testing procedure, preferably, described print speed printing speed scope is 2.5 ~ 3.5m/s.
In described testing procedure, preferably, described ink jet printing number of plies scope is 8 ~ 9 layers.
In described testing procedure, preferably, described solidification temperature scope is 45 ~ 60 ° of C.
In described testing procedure, preferably, described hardening time, scope was 10 ~ 25s.
The beneficial effect of the invention is, a kind of NFC antenna Q value optimization method based on ink jet printing of the present invention, prints by regulating in inkjet printing process the maximum Q value that layer of ink, print speed printing speed, solidification temperature and time obtain NFC antenna.The method is optimized coupling by four Chief variablees, and the optimum Q value of acquisition is accurate, speed is fast.Optimization method also can directly be applied in NFC antenna practice is produced, and low energy consumption, printable fabric are wide, and the NFC antenna Q value manufactured by ensureing can meet whole NFC system high-efficiency operation.The NFC antenna that described optimization method is conducive to ink jet printing expands its application.
Accompanying drawing explanation
Fig. 1 shows the NFC antenna Q value optimization method schematic flow sheet based on ink jet printing of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, carry out clear, complete description to the technical scheme in the present invention, obviously, described embodiment is a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to protection scope of the present invention.
Based on a NFC antenna Q value optimization method for ink jet printing, comprise the following step: spray printing step, in this process mainly different printing speed, the different number of plies, different solidification temperature and under the time ink jet printing go out NFC antenna; Testing procedure, the NFC antenna gone out by described spray printing is carried out Q value and is measured, and contrasts the ink-jet printing process of Q value increase.
In described spray printing step, described ink-jet printer adopts Fujiphoto Polaris DM2831 type printer; The maximum print thickness of described ink-jet printer is 25mm; In described spray printing step, the maximum solidification temperature of described ink-jet printer is 60 ° of C; In described spray printing step, the maximum print speed of described ink-jet printer is 8m/s; Described ink-jet printer can spray 1 to 10 skin and rise ink droplet; Described ink-jet printer maximum print is of a size of 200 x 300 mm.
In described spray printing step, described electrically conductive ink refers to that sun chemistry silver paste printing ink U5603(business is called the solar system can ejected silver), described electrically conductive ink is mixed by the Nano silver solution and 20% silver medal particulate accounting for gross weight 80%.
In described spray printing step, described film substrate refers to that the industrial Kapton that 75um is thick, described NFC antenna adopt working frequency range to be outer radius 35mm, the distance between centers of tracks 550um of 13.65MHz and the combination circular coil type antenna of live width 650um.
In described testing procedure, described print speed printing speed scope is the preferred 3.0m/s of 2.5 ~ 3.5m/s(), described ink jet printing number of plies scope is 8 ~ 9 layers, described solidification temperature scope is 45 ~ 60 ° of C(preferably 50 ° of C, 55 ° of C), described hardening time, scope was 10 ~ 25s (preferred 15s, 20s), just can produce the antenna that Q value is greater than 3, meet industrialized requirement.
Embodiment one:
The preferred 3.0m/s of described print speed printing speed, the described printing number of plies is 8 layers, if described solidification temperature preferably 50 ° of C, then hardening time preferred 18s; If described solidification temperature is 55 ° of C preferably, then hardening time preferred 15s; If described solidification temperature is 60 ° of C preferably, then hardening time preferred 10s.
Embodiment two:
The preferred 3.0m/s of described print speed printing speed, the described printing number of plies is 9 layers, if described solidification temperature preferably 50 ° of C, then hardening time preferred 25s; If described solidification temperature is 55 ° of C preferably, then hardening time preferred 18s; If described solidification temperature is 60 ° of C preferably, then hardening time preferred 12s.
Although the present invention with preferred embodiment openly as above; but it is not for limiting the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; the Method and Technology content of above-mentioned announcement can be utilized to make possible variation and amendment to technical solution of the present invention; therefore; every content not departing from technical solution of the present invention; the any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all belong to the protection domain of technical solution of the present invention.
Claims (6)
1. the NFC antenna Q value optimization method based on ink jet printing, it is characterized in that: the described NFC antenna Q value optimization method based on ink jet printing adopts electrically conductive ink directly on film substrate, to print NFC antenna by ink-jet printer, and obtain the technique of maximum Q value;
The described NFC antenna Q value optimization method based on ink jet printing comprises the following step:
Spray printing step, in this process mainly different printing speed, the different number of plies, different solidification temperature and under the time ink jet printing go out NFC antenna;
Testing procedure, the NFC antenna gone out by described spray printing is carried out Q value and is measured, and contrasts the ink-jet printing process of Q value increase.
2. the NFC antenna Q value optimization method based on ink jet printing according to claim 1, it is characterized in that: described ink-jet printer adopts Fujiphoto Polaris DM2831 type printing machine, the maximum print thickness of described ink-jet printer is 25mm, the maximum solidification temperature of described ink-jet printer is 60 DEG C, the maximum print speed of described ink-jet printer is 8m/s, described ink-jet printer can spray 1 to 10 skin and rise ink droplet, and described ink-jet printer maximum print is of a size of 200x300mm.
3. the NFC antenna Q value optimization method based on ink jet printing according to claim 1; it is characterized in that: described electrically conductive ink refers to sun chemistry silver paste printing ink U5603 (business be called the solar system can ejected silver), and described electrically conductive ink is mixed by the Nano silver solution and 20% silver medal particulate accounting for gross weight 80%.
4. the NFC antenna Q value optimization method based on ink jet printing according to claim 1, is characterized in that: described film substrate refers to the industrial Kapton that 75um is thick.
5. the NFC antenna Q value optimization method based on ink jet printing according to claim 1, is characterized in that: described NFC antenna adopts working frequency range to be outer radius 35mm, the distance between centers of tracks 550um of 13.65MHz and the combination circular coil type antenna of live width 650um.
6. the NFC antenna Q value optimization method based on ink jet printing according to claim 1, it is characterized in that: described optimization method refers to adopt described ink-jet printer to print the set of the Optimizing Process Parameters of described NFC antenna on the substrate: described print speed printing speed scope is 2.5 ~ 3.5m/s, described ink jet printing number of plies scope is 8 ~ 9 layers, described solidification temperature scope is 45 ~ 60 DEG C, and described hardening time, scope was 10 ~ 25s.
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| CN201510190341.4A CN104802556A (en) | 2015-04-21 | 2015-04-21 | NFC (near field communication) antenna Q value optimization method based on ink jet printing |
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| CN201510190341.4A CN104802556A (en) | 2015-04-21 | 2015-04-21 | NFC (near field communication) antenna Q value optimization method based on ink jet printing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105868810A (en) * | 2016-04-01 | 2016-08-17 | 王清斌 | NFC reader-writer interface for optimizing energy acquisition and mini antenna |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201515004U (en) * | 2009-08-28 | 2010-06-23 | 中兴通讯股份有限公司 | Antenna device of near-field communication electronic terminal |
| JP2013109715A (en) * | 2011-11-24 | 2013-06-06 | Dainippon Printing Co Ltd | Manufacturing method of ic tag, and ic tag manufacturing device |
| CN103247853A (en) * | 2012-02-10 | 2013-08-14 | 比亚迪股份有限公司 | NFC antenna, mobile terminal as well as manufacturing method of NFC antenna |
| EP2762321A1 (en) * | 2011-09-30 | 2014-08-06 | DIC Corporation | Recording medium for ink-jet ink, ink-jet printed material, and production method of same |
-
2015
- 2015-04-21 CN CN201510190341.4A patent/CN104802556A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201515004U (en) * | 2009-08-28 | 2010-06-23 | 中兴通讯股份有限公司 | Antenna device of near-field communication electronic terminal |
| EP2762321A1 (en) * | 2011-09-30 | 2014-08-06 | DIC Corporation | Recording medium for ink-jet ink, ink-jet printed material, and production method of same |
| JP2013109715A (en) * | 2011-11-24 | 2013-06-06 | Dainippon Printing Co Ltd | Manufacturing method of ic tag, and ic tag manufacturing device |
| CN103247853A (en) * | 2012-02-10 | 2013-08-14 | 比亚迪股份有限公司 | NFC antenna, mobile terminal as well as manufacturing method of NFC antenna |
Non-Patent Citations (4)
| Title |
|---|
| I.ORTEGO, ET AL: "Inkjet Printed Planar Coil Antenna Analysis for NFC Technology Applications", 《INTERNATIONAL JOURNAL OF ANTENNAS AND PROPAGATION》 * |
| 徐磊 等: "RFID标签天线的丝网印刷", 《厦门大学学报（自然科学版）》 * |
| 王志良: "《物联网技术综合实训教程》", 31 March 2014 * |
| 陈灿峰: "《低功耗蓝夜技术原理与应用》", 30 September 2013 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105868810A (en) * | 2016-04-01 | 2016-08-17 | 王清斌 | NFC reader-writer interface for optimizing energy acquisition and mini antenna |
| CN105868810B (en) * | 2016-04-01 | 2019-07-16 | 王清斌 | A kind of NFC reader interface optimized for energy acquisition and small sized antenna |
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