CN201449615U

CN201449615U - Spreading apparatus for enlarging card-reading range of contactless IC card read-write machine

Info

Publication number: CN201449615U
Application number: CN2009200395299U
Authority: CN
Inventors: 席昆颖
Original assignee: Nanjing University of Aeronautics and Astronautics
Current assignee: Nanjing University of Aeronautics and Astronautics
Priority date: 2009-04-15
Filing date: 2009-04-15
Publication date: 2010-05-05
Anticipated expiration: 2019-04-15

Abstract

A spreading apparatus for enlarging the card-reading range of a contactless IC card read-write machine belongs to the contactless IC card read-write machine field, characterized in that, the utility model comprises an insulating plate (1), and a conductor loop circuit (2) with one part inserted into a card slot (3) and the other part exposed outside the card slot (3), which is fixed on the insulating plate (1) and is inserted into the card slot (3) of the contactless read-write machine following with the insulating plate (1). The utility model can enable the existing contactless IC card read-write machine with the card slot to implement the contactless communication with the mobile phone having the mobile payment function.

Description

Be used to enlarge the extender of non-contact IC card read-write heads Card Reader scope

Technical field

The utility model belongs to non-contact IC card read-write heads field, especially relates to a kind of extender that enlarges non-contact IC card read-write heads Card Reader scope band advertising function.

Background technology

There are a lot of non-contact IC card read-write heads machinery requirements that the IC-card sheet is inserted wherein laggard line operate at present, the benefit of doing like this is: when the user carry out other operations (as order dishes in the dining room, circle deposit machine enclose deposit or the like) time, hand that the user holds can be in idle condition this moment.But, along with popularizing of the mobile payment technology of mobile phone, the non-contact IC card read-write heads of existing band draw-in groove just can't be suitable for, because the thickness of mobile phone is far longer than the thickness of existing read-write heads draw-in groove, cause to realize the noncontact communication function between mobile phone and the non-contact IC card read-write heads.If adopt the scheme of the telecommunication non-contact IC card read-write heads of changing no draw-in groove, the improvement cost of so this scheme is very high, has also just limited carrying out of mobile payment service.

Summary of the invention

For solution make the non-contact IC card read-write heads of band draw-in groove realize with the mobile phone with mobile payment function between the problem of noncontact communication function, the utility model provides a kind of extender that is used to enlarge the non-contact read-write machine-read card scope of being with draw-in groove.

This extender that is used to enlarge non-contact IC card read-write heads Card Reader scope, it is characterized in that: comprise insulcrete and be fixed on the insulcrete insert the draw-in groove of non-contact IC card read-write heads with insulcrete the time, a part is inserted within the draw-in groove, and a part is exposed at the conductor loop outside the draw-in groove.

Described conductor loop is nonocclusive, or sealing.

The part that above-mentioned insulcrete is exposed to outside the draw-in groove is the transparent body, and the channel-style interpolation slit of opening about being provided with, and is plugged with the advertising card in the interpolation slit.

The material of above-mentioned conductor loop is for adopting the copper that covers of common printed circuit board (PCB) technology, or the enameled wire of various U.S.'s enameled wire wire gauges (AWG) specification or be used for the silver slurry of printed electronic tag antenna.

The shape of above-mentioned conductor loop can be square or rectangle or other arbitrary shape of rectangle, circle, ellipse, the correction of band fillet.

Above-mentioned conductor loop is the single turn loop, or the multiturn loop.

The part that above-mentioned insulcrete inserts within the draw-in groove is provided with adhesive-layer with contacted of contactless read-write heads.

The part that above-mentioned insulcrete inserts within the draw-in groove is certain angle with the part that is exposed to outside the draw-in groove.

Above-mentioned angle is 90 degree.

The part that above-mentioned insulcrete is exposed to outside the draw-in groove is provided with adhesive-layer with contactless read-write heads facing surfaces.

Adopt the extender in the utility model, can make the existing non-contact IC card read-write heads that has a draw-in groove realize with the mobile phone that has mobile payment function between the noncontact communication function, and make and be with the non-contact IC card read-write heads of draw-in groove to become a kind of suitable advertising media.Extender only comprises this simple electronic device of conductor circuit, and is simple in structure, easy to process, and then greatly reduces cost for the extensive utilization of non-contact mobile payment.

Description of drawings

Fig. 1 is used to enlarge the structural representation of the extender of non-contact IC card read-write heads Card Reader scope for the utility model.

Fig. 2 is used to enlarge the fundamental diagram of the extender of non-contact IC card read-write heads Card Reader scope for the utility model.

Fig. 3 does not insert the preceding structural representation of draw-in groove for extender among the utility model embodiment.

Fig. 4 is the left view of Fig. 3.

Fig. 5 is the structural representation behind the extender insertion draw-in groove among the utility model embodiment.

Fig. 6 is the left view of Fig. 5.

Number in the figure title: 1. insulcrete, 2. conductor circuit, 3. draw-in groove, 4. interpolation slit, 5. advertising card, 6. bonding agent, 7. bonding agent diaphragm, 8. read-write heads antenna, 9. contactless smart card antenna, 10. contactless smart card chip.

Embodiment

For the advantage that makes the technical solution of the utility model is clearer, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.

Comprise insulcrete 1 and conductor loop 2 among Fig. 1, both have constituted jointly and have been used to enlarge non-contact read-write machine-read card range expansion device.

Fig. 2 is the fundamental diagram of extender.Launch signals such as clock, data when being positioned at draw-in groove read-write heads antenna 8, this signal change be positioned at the magnetic flux of the conductor circuit of read-write heads antenna 8 tops or below, thereby produce induction current in this conductor circuit, induction current is in the conductor circuit internal flow.When induced current flow when being positioned at the conductor circuit of draw-in groove outside, the conductor circuit of draw-in groove outside produces a new electromagnetic field, similarly, this electromagnetic field has changed the magnetic flux that is positioned at draw-in groove external conductor loop contactless smart card aerial coil 9 on every side, thereby produce an induction current in the aerial coil on contactless smart card 9, and enter contactless smart card chip 10 through the contactless smart card internal circuit and carry out signal Processing.The faradic part that signal after contactless smart card chip 10 is handled produces in by the aerial coil on the contactless smart card 9 provides power supply signal, and launch by the aerial coil in the contactless smart card 9, the same then magnetic flux that is positioned at the contactless smart card conductor circuit that is positioned at the draw-in groove outside on every side that changes, thereby produce new induction current therein, this new induction current is in the conductor circuit internal flow.When induced current flow when being positioned at draw-in groove conductor inside loop, be positioned at draw-in groove conductor inside loop and produce a new electromagnetic field, this electromagnetic field has changed the magnetic flux of card reader antenna 8 equally, thereby produce an induction current thereon, this induction current enters card reader chip through the card reader internal circuit and carries out signal Processing.Here it is at the contactless smart card of draw-in groove outside by extender and have between the read-write heads of draw-in groove and communicate the whole process that signal transmits mutually.

Be fixed conductor loop 2, it is placed in the insulcrete 1.

For more specifically describing the using method of the extender be used to enlarge non-contact IC card read-write heads Card Reader scope, we choose the non-contact IC card read-write heads LD-618 that has draw-in groove that Nanjing Aero-Space University uses and do explanation as example.

For insulcrete 1 and conductor circuit 2 are fixed on the read-write heads; the insulcrete 1 that is positioned at the draw-in groove outside inserts contacted of part and read-write heads within the draw-in groove in the face of the side, the insulcrete 1 of card reader on, be provided with strong adhesive 6, diaphragm 7 arranged on the strong adhesive surface.

Be provided with card form advertisement interpolation slit 4 on insulcrete 1 is positioned at part outside the draw-in groove, the card 5 that will contain advertising message inserts wherein, makes the noncontact card reader that has draw-in groove become a kind of suitable advertising media.

According to the running parameter of non-contact IC card read-write heads LD-618, conductor circuit 2 is selected rectangular shape for use, and the material selection diameter is the common enameled wire of 0.13mm, and the length of rectangle is 85mm, the wide 55mm of being, conductor circuit is 8 circles.The two ends of enameled wire disconnect.Insulcrete 1 adopts common plastics.

More attractive in appearance when extender is used, make insulcrete 1 insert the part within the draw-in groove and the part that is exposed to outside the draw-in groove is 90 degree.

When using extender, bonding agent diaphragm 7 is torn off, then extender is inserted draw-in groove 3 inside, and make the bonding agent 6 on the extender fully bonding, as shown in Figure 5 and Figure 6 with read-write heads.

After taking above-mentioned measure, we carry out the noncontact communication in outside 5 cm range of read-write heads with interior contactless smart card and the read-write heads of can using.

Above-described embodiment only is explanation technological thought of the present utility model and characteristics; its purpose makes those skilled in the art can understand content of the present utility model and is implementing according to this; can not limit protection domain of the present utility model with this; promptly the equalization of doing according to the spirit that the utility model disclosed changes or modifies, and must be encompassed in the protection domain of the present utility model.

Claims

1. extender that is used to enlarge non-contact IC card read-write heads Card Reader scope, it is characterized in that: comprise insulcrete (1) and be fixed on the insulcrete (1) insert the draw-in groove (3) of contactless read-write heads with insulcrete (1) time, a part is inserted within the draw-in groove (3), and a part is exposed at the conductor loop (2) outside the draw-in groove (3).

2. the extender that is used to enlarge non-contact IC card read-write heads Card Reader scope according to claim 1 is characterized in that: described conductor loop (2) is nonocclusive, or sealing.

3. the extender that is used to enlarge non-contact IC card read-write heads Card Reader scope according to claim 1, it is characterized in that: the part that described insulcrete (1) is exposed to outside the draw-in groove is the transparent body, and the channel-style interpolation slit of opening about being provided with (4), be plugged with advertising card (5) in the interpolation slit (4).

4. the extender that is used to enlarge non-contact IC card read-write heads Card Reader scope according to claim 1, it is characterized in that: the material of described conductor loop (2) is for adopting the copper that covers of common printed circuit board (PCB) technology, or the enameled wire of various U.S.'s enameled wire wire gauges (AWG) specification or be used for the silver slurry of printed electronic tag antenna.

5. the extender that is used to enlarge non-contact IC card read-write heads Card Reader scope according to claim 1 is characterized in that: the square or the rectangle that are shaped as rectangle or circle or ellipse or the correction of band fillet of described conductor loop (2).

6. the extender that is used to enlarge non-contact IC card read-write heads Card Reader scope according to claim 1 is characterized in that: described conductor loop (2) is the single turn loop, or the multiturn loop.

7. the extender that is used to enlarge non-contact IC card read-write heads Card Reader scope according to claim 1 is characterized in that: the part that above-mentioned insulcrete inserts within the draw-in groove is provided with adhesive-layer with contacted of non-contact IC card read-write heads.