CN210038848U

CN210038848U - Chip card

Info

Publication number: CN210038848U
Application number: CN201921211114.5U
Authority: CN
Inventors: 戚跃民; 宋汉石; 黄晓艳; 曹宇; 汪毅; 殷智胜; 陶然之; 王晨曦
Original assignee: China Unionpay Co Ltd
Current assignee: China Unionpay Co Ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-02-07
Anticipated expiration: 2029-07-29

Abstract

The embodiment of the utility model discloses chip card, this chip card includes: the card, set up chip, and control unit in the said card; the chip in the chip card is used for detecting the state of the control component and opening or closing the non-connection function of the chip card according to the state of the control component. Compared with the prior art that the chip card can only be opened/closed to the counter through a service person to enable the non-contact flash payment function to be easily brushed with the card in an empty stealing mode in the opening process, the problem that the chip card is possibly dangerous to brush in the empty stealing mode can be effectively solved.

Description

Chip card

Technical Field

The application relates to the technical field of chip cards, in particular to a chip card.

Background

The bank card refers to a credit payment instrument approved to be issued to society by commercial banks (including postal financial institutions) and having all or part of functions of consuming credit, transferring accounts, accessing cash, and the like. In the early days, the money used by people for trading is an article with a certain value, and then the money, the gold and silver and other articles with a certain value or contract function are changed. However, the money or the articles have certain weight and volume, and the paper money is presented in recent times for convenience of carrying the money. However, the appearance of paper money still cannot meet the needs of people, so that the bank card is suitable for the students, the circulation of cash and checks is reduced due to the appearance of the bank card, the banking business breaks through the time and space limitations, and fundamental changes are generated. The application of the bank card automatic settlement system realizes the dream of a check-free and cash-free society.

The bank card used at present is changed from a magnetic card into a chip card along with the development, and the chip card is more secure, so the chip card is used for replacing the magnetic card in the near future. The chip card can realize more functions to facilitate people and meet the requirements of people; the flash payment of the chip card can realize payment without inputting a password, signature of a card holder, networking and inserting a POS machine, thereby greatly facilitating the daily life of people, but along with the flash payment of the chip card, the flash payment of the chip card is possibly threatened by' stealing the card in the air, so that the property safety of a user is threatened.

Therefore, there is a need for a chip card that solves the problem that a chip card may be at risk of 'gap hacking'.

SUMMERY OF THE UTILITY MODEL

The utility model discloses main aim at provides a chip card for solve among the prior art chip card and probably receive the dangerous technical problem of' stealing to brush apart.

The utility model provides a chip card includes: the card, set up chip, and control unit in the said card; the chip is used for detecting the state of the control component and opening or closing the non-connection function of the chip card according to the state of the control component.

The utility model provides a chip card can be opened or close according to control unit's state by the chip the non-of chip card connects the function, compares in the chip card among the prior art and can only open/close the non-function that connects through service personnel to the sales counter to non-meet the sudden strain of a muscle and strain of muscle and pay the function and be opened the in-process and easily separated the sky and steal the brush', this application embodiment can effectively solve the chip card and probably receive the dangerous problem of 'separating the sky and steal the brush'.

In one possible design, the control component includes a bridge including four resistors;

if the chip detects that the state of the electric bridge is the first state, the non-connection function of the chip card is started; if the chip detects that the state of the electric bridge is the second state, the non-connection function of the chip card is closed; the state of the electric bridge is a first state and comprises that the electric bridge is in an unbalanced state, and the change values of the resistance values of two corresponding resistors in the electric bridge and the resistance values of the two resistors when the electric bridge is in a balanced state are greater than a preset threshold value; the state of the electric bridge is a second state, the electric bridge is in an unbalanced state, and the change values of the resistance values of the two corresponding resistors in the electric bridge and the resistance values of the two resistors when the electric bridge is in a balanced state are smaller than or equal to a preset threshold value; alternatively, the bridge is in equilibrium.

In one possible design, the two resistors include a first resistor and a second resistor; the first resistor and the second resistor are arranged on the surface of the card.

In one possible design, the first resistor is located on a surface of a first side of the card, and the second resistor is located on a surface of a second side of the card corresponding to the first side.

In one possible design, the card is rectangular in shape, and the length of the first side and the second side is greater than the length of the other two sides of the card.

In one possible design, the control component is a switch, the switch is arranged in a coil connected with the chip, when the switch is in an on state, the coil is switched on, and when the switch is in an off state, the coil is switched off; if the chip detects that the state of the switch is the opening state, the non-connection function of the chip card is opened; and if the chip detects that the state of the switch is a closed state, closing the non-connection function of the chip card.

In one possible design, the switch is a slide button or a push-button.

These and other implementations of the present invention will be more readily understood from the following description of the embodiments.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the description of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a chip card in the prior art;

fig. 2 is a schematic structural diagram of a chip card according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a bridge structure according to an embodiment of the present invention;

fig. 4 is a schematic diagram of a chip card according to an embodiment of the present invention;

fig. 5 is a schematic diagram of another chip card structure according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the development of bank cards, chip cards will become the mainstream of bank cards due to the insecurity and instability of magnetic cards. As shown in fig. 1, a chip card in the prior art includes a chip 1, where the chip 1 may store information such as a secret key, a digital certificate, and a fingerprint; however, the chip card in the prior art can only control the on/off of the non-flash payment function of the chip card through the processor of the corresponding card issuing mechanism.

Based on this, the utility model provides a chip card realizes opening/closing of the non-of user direct control chip card's function of receiving the dodging.

Fig. 2 is a schematic structural diagram of a chip card provided by an embodiment of the present invention, as shown in fig. 2, an embodiment of the present invention provides a chip card including: a card 23, a chip 21 provided inside the card, and a control part 22; the chip 21 is used for detecting the state of the control component 22 and opening or closing the non-connection function of the chip card according to the state of the control component 23.

In one example, the control component includes a bridge, which may include four resistors therein; if the chip 41 detects that the state of the bridge is the first state, the non-connection function of the chip card is started; if the chip 41 detects that the state of the bridge is the second state, the non-connection function of the chip card is closed; the state of the bridge is a first state and comprises that the bridge is in an unbalanced state, and the change values of the resistance values of the two corresponding resistors in the bridge and the resistance values of the two resistors when the bridge is in a balanced state are larger than a preset threshold value; the state of the bridge is a second state and comprises that the bridge is in an unbalanced state, and the change value of the resistance values of the two corresponding resistors in the bridge and the change value of the resistance values of the two resistors when the bridge is in a balanced state are smaller than or equal to a preset threshold value; alternatively, the bridge is in equilibrium.

Specifically, fig. 3 is a schematic diagram of a bridge structure, and as shown in fig. 3, the bridge may include a resistor 31, a resistor 32, a resistor 33, a resistor 34, and a power source 35, which supplies power to the whole circuit; the resistor 31 and the resistor 33 are two corresponding resistors, and the resistor 32 and the resistor 34 are two corresponding resistors. Further, a first resistor and a second resistor corresponding to the four resistors may be disposed on the surface of the card, for example, the first resistor is resistor 31, and the second resistor is resistor 33; alternatively, the first resistor is resistor 32 and the second resistor is resistor 34. Taking the first resistor as the resistor 31 and the second resistor as the resistor 33 as an example, the resistor 31 may be located on the surface of a first side of the card, and the resistor 33 is located on the surface of a second side of the card corresponding to the first side. The embodiment of the utility model provides a card can be the rectangle shape, and the length of first side and second side is greater than the length of two other sides in the card.

In an example, referring to fig. 4, for the chip card structure schematic diagram provided by the present invention, the chip card includes a chip 41, a resistor 42, a resistor 43, a resistor 44, a resistor 45, and a coil 46, wherein the resistor 42, the resistor 43, the resistor 44, and the resistor 45 form a bridge structure; illustratively, the resistor 42 and the resistor 45 are respectively disposed on the surfaces of two long sides of the chip card, and the resistor 43 and the resistor 44 are disposed inside the chip card, for example, the resistor 43 and the resistor 44 may be disposed inside the chip card near the sides, or may also be disposed inside the chip card at a central position, which is not limited in particular.

Of the four resistors (resistor 42, resistor 43, resistor 44, and resistor 45) of the bridge, the resistors 42 and 45 have constant resistance values when no touch is applied, and the bridge is in an equilibrium state; when the user's finger touches the resistor 42 and the resistor 45 disposed on the card surface simultaneously, the resistance values of the resistor 42 and the resistor 45 change due to the human body being a conductor, and at this time, the bridge is in an unbalanced state. Therefore, when the finger touches the resistor 42 and the resistor 45, the resistance value in the bridge changes, the balanced state is destroyed, the bridge changes to the unbalanced state, and the change value of the resistance value is greater than the preset threshold value, and then the chip 41 starts the non-connection function of the chip card. When the finger leaves the resistor 42 and the resistor 45, the resistance values of the resistor 42 and the resistor 45 restore to the resistance values thereof, and correspondingly, the chip 41 returns to the balanced state from the unbalanced state, so that the non-contact function of the chip card can be closed; or, the resistance values of the resistor 42 and the resistor 45 and the change value of the resistance values of the resistor 42 and the resistor 45 when the bridge is in the balanced state are less than or equal to the preset threshold value, and the chip 41 can close the non-connection function of the chip card.

In one example, the control part comprises a switch, the switch is arranged in a coil connected with the chip, when the switch is in an opening state, the coil is connected, and when the switch is in a closing state, the coil is disconnected; if the chip detects that the state of the switch is the opening state, the non-connection function of the chip card is opened; and if the chip detects that the state of the switch is a closed state, the non-connection function of the chip card is closed.

Specifically, referring to fig. 5, a schematic diagram of a chip card structure provided for the utility model includes a switch 52, a chip 51, and a coil 53; the switch 52 is arranged in a coil 53 connected with the chip 51, when the switch 52 is in an opening state, the coil 53 is connected, and at the moment, the chip 51 can open the non-connection function of the chip card; when the switch 52 is in the off state, the coil 53 is turned off, and the chip 51 can turn off the off function of the chip card. The switch 52 may be a slide button or a push button or other possible buttons, which are not limited in particular. The position of the switch 52 is not limited in the embodiments of the present application, for example, the switch 52 may be disposed on the upper surface or the lower surface of the card, or may be disposed on the side, or other positions convenient for the user to operate.

Although the embodiments of the present application have been described with reference to specific features, it is apparent that various modifications and combinations can be made thereto without departing from the spirit and scope of the embodiments of the present application. Accordingly, the specification and figures are merely exemplary of embodiments of the application as defined in the appended claims and are intended to cover any and all modifications, variations, combinations, or equivalents within the scope of the embodiments of the application.

Claims

1. A chip card, characterized in that it comprises: the card, set up chip, and control unit in the said card;

the chip is used for detecting the state of the control component and opening or closing the non-connection function of the chip card according to the state of the control component.

2. The chip card of claim 1, wherein the control component comprises an electrical bridge comprising four resistors;

if the chip detects that the state of the electric bridge is the first state, the non-connection function of the chip card is started; if the chip detects that the state of the electric bridge is the second state, the non-connection function of the chip card is closed;

the state of the electric bridge is a first state and comprises that the electric bridge is in an unbalanced state, and the change values of the resistance values of two corresponding resistors in the electric bridge and the resistance values of the two resistors when the electric bridge is in a balanced state are greater than a preset threshold value;

the state of the electric bridge is a second state, the electric bridge is in an unbalanced state, and the change values of the resistance values of the two corresponding resistors in the electric bridge and the resistance values of the two resistors when the electric bridge is in a balanced state are smaller than or equal to a preset threshold value; alternatively, the bridge is in equilibrium.

3. The chip card of claim 2, wherein the two resistors comprise a first resistor and a second resistor;

the first resistor and the second resistor are arranged on the surface of the card.

4. The chip card of claim 3, wherein:

the first resistor is located on the surface of a first side edge of the card, and the second resistor is located on the surface of a second side edge of the card corresponding to the first side edge.

5. The chip card of claim 4, wherein:

the card is the rectangle shape, first side with the length of second side is greater than the length of two other sides in the card.

6. The chip card of claim 1, wherein the control component comprises a switch disposed in a coil connected to the chip, the coil being on when the switch is in an on state and off when the switch is in an off state;

if the chip detects that the state of the switch is the opening state, the non-connection function of the chip card is opened; and if the chip detects that the state of the switch is a closed state, closing the non-connection function of the chip card.

7. The chip card of claim 6, wherein the switch is a slide button or a push button.