KR20010058216A - IC card and IC card check - Google Patents

Abstract

PURPOSE: An IC card and a device for referring the same are provided to effectively prevent a non-permissible user from using an integrated circuit card by promptly confirming whether a card user is permissible. CONSTITUTION: An integrated circuit card includes a keypad(11), a display circuit(12), a memory(13), a counter(14), a communication circuit(15), a control circuit(16) and a power supply device(17). The keypad(11) inputs all sorts of data to the control circuit(16) according to a user's operation. The display circuit(12) displays all sorts of data under the control of the control circuit(16). The memory(13) stores the data. The counter(14) inputs a count completion signal to the control circuit(16) under the control of the control circuit(16). The communication circuit(15) perform a bidirectional communication of all sorts data between the integrated circuit card(10) and an integrated circuit card reference device. The control circuit(16) operates the counter(14) in case that a password inputted from the keypad(11) is corresponded to a password stored in the memory(13).

Description

Integrated circuit card and IC card checker {IC card and IC card check}

TECHNICAL FIELD The present invention relates to an integrated circuit card (IC card) and an integrated circuit card referrer, and more particularly, to an integrated circuit card and an integrated circuit card referrer for preventing an integrated circuit card from being stolen by an unauthorized user. .

Generally, bank cards or credit cards use magnetic cards. Such a magnetic card has a password, an account number, etc. recorded magnetically.

As described above, the magnetic card inquiry machine reads the password recorded magnetically on the magnetic card, compares the read password with the password input by the user, and determines that the card user is an authorized user.

However, as described above, the password recorded magnetically on the magnetic card is not only readable by simple hardware, but also the password is easily exposed to the outside as the confidentiality of the magnetic card lookup machine is not complete.

Therefore, in recent years, instead of magnetic recording, an integrated circuit card having an integrated circuit embedded in the card has been developed and used. Such an integrated circuit card not only can easily decode the stored contents, but also has a very good memory capacity compared with the magnetic card. .

However, the conventional integrated circuit card as described above can prevent the theft of the integrated circuit card such as a double payment when the authorized integrated circuit card user informs the agent or employee of the password and pays the money on behalf of the user. There was no problem.

In addition, when the password of the integrated circuit card is exposed to others, it is impossible to determine whether the integrated circuit card user is an authorized user, so there is a problem in that the theft of the integrated circuit card cannot be prevented.

In addition, since the functions of the conventional integrated circuit card are limited, there is an inconvenience of carrying a plurality of integrated circuit cards for each individual. For example, it is inconvenient to carry a plurality of integrated circuit cards, one for each bank.

Accordingly, the present invention has been made to solve the above-mentioned conventional problems, and provides an integrated circuit card and an integrated circuit card inquiry machine that can effectively prevent the use of the integrated circuit card by unauthorized users. There is a purpose.

In addition, another object of the present invention is to store a plurality of trading bank account numbers, etc. in one integrated circuit card, and to allow the user to select the trading bank, if necessary, by using the integrated circuit card can be used for multiple purposes The purpose is to provide a circuit card.

1 is a schematic diagram of an integrated circuit card and an integrated circuit card query according to the present invention;

2 is an external view of an integrated circuit card according to an embodiment of the present invention;

3 is a schematic block diagram of an integrated circuit card according to an embodiment of the present invention;

4 is an external view of an integrated circuit card according to an exemplary embodiment of the present invention;

5 is a schematic block diagram of an integrated circuit card according to an embodiment of the present invention;

6 is a schematic block diagram of an integrated circuit card inquiry system according to an embodiment of the present invention;

7 is a flowchart illustrating an operation of an integrated circuit card according to an embodiment of the present invention;

8 is a flowchart illustrating an operation of an integrated circuit card according to an exemplary embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

10: integrated circuit card 11: keypad

12 display circuit 13 memory

14: counter 15: communication circuit

16 control circuit 17 power supply

17-1: Battery 17-2: Solar cell

17-3: charging circuit 30: integrated circuit card inquiry

31: keypad 32: CCD camera

33: first communication circuit 34: second communication circuit

35 display circuit 36 warning circuit

37: control circuit 38: power supply

Integrated circuit card according to the present invention for achieving the above object, the keypad for inputting the password according to the user's operation, the memory in which the password and account number are stored, the time is counted and the count is completed after a predetermined time has elapsed A counter for outputting a signal, a communication circuit for transmitting and receiving data between the integrated circuit card and the integrated circuit card inquiry machine, and reading the account number stored in the memory if the password inputted through the keypad matches the password stored in the memory. A control circuit which outputs to the integrated circuit card inquiry through the communication circuit and stops the output of the account number when a signal indicating that the account number has been read from the integrated circuit card inquiry is input or a counter completion signal is input from the counter. Characterized in that configured to include.

In addition, the integrated circuit card inquiry device according to the present invention for achieving the above object, in the integrated circuit card inquiry machine for confirming the validity of the integrated circuit card to provide a transaction approval, the face of the integrated circuit card user A control circuit for morphologically analyzing a user's face photographed by the camera when the integrated circuit card is queried and comparing the photograph data with externally input photo data, and determining whether the same person is the same person. If it is determined that it is characterized by including a warning circuit for warning this.

The camera is installed on the top of the monitor, mobile phone, card reader, which is wired or wirelessly coupled to the card lookup so that the user's face can be inputted, so as to contrast and search with the photo of the integrated circuit photo data or the pictures already input to the card company's computer It is.

1 is a schematic diagram of an integrated circuit card and an integrated circuit card inquiry system according to the present invention. When the integrated circuit card 10 is inserted into the integrated circuit card inquiry system 30, the integrated circuit card 10 and the integrated circuit card inquiry are shown. Various data are communicated between the devices 30 to settle the payment amount.

Then, by installing a small camera 32 on the upper end of the card lookup device 30 so that the user's face can be input, it compares and searches with the photos of the integrated circuit picture data or the card company's computer.

2 is an external view of an integrated circuit card according to an embodiment of the present invention, Figure 3 is a schematic block diagram of an integrated circuit card according to an embodiment of the present invention, integrated according to an embodiment of the present invention The circuit card 10 includes a keypad 11, a display circuit 12, a memory 13, a counter 14, a communication circuit 15, a control circuit 16, and a power supply device 17. Consists of.

The keypad 11 inputs various data such as a password into the control circuit 16 according to a user's operation, a plurality of numeric keys for inputting numbers, an AC key for inputting a start or end, and It consists of a confirmation key.

The display circuit 12 displays various data according to the control of the control circuit 16, and the memory 13 stores data such as a password, a bank account number, and a picture of an authorized user. The counter 14 starts counting under the control of the control circuit 16 and inputs a count completion signal to the control circuit 16 when the count value has passed a predetermined time.

In addition, the communication circuit 15 is configured to bidirectionally communicate various data between the integrated circuit card 10 and the integrated circuit card inquiry device 30, and the power supply device 17 drives the integrated circuit card 10. The battery is supplied with a power source for charging the battery 17-1, a solar cell 17-2 for charging the battery 17-1, and a charging circuit 17-3.

The control circuit 16 operates the counter 14 when the password inputted through the keypad 11 matches the password stored in the memory 13 and the account number and the photo data stored in the memory 13. Is outputted to the integrated circuit card inquiry device 30 through the communication circuit 15, while a signal indicating that the account number has been read from the integrated circuit card inquiry device 30 is inputted or the counter is completed from the counter 14. When the signal is input, the account number and picture data are not output.

4 is an external view of an integrated circuit card according to the second embodiment of the present invention, and FIG. 5 is a schematic block diagram of an integrated circuit card according to the second embodiment of the present invention. The integrated circuit card 20 includes a keypad 21, a display circuit 22, a fingerprint sensor 23, a memory 24, a counter 55, a communication circuit 26, a control circuit 27, And a power supply device 28.

The keypad 21 inputs various data such as a password, a bank, a payment amount, etc. to the control circuit 27 according to a user's operation, and inputs a plurality of numeric keys for inputting a number and a start or end. It consists of an AC key, confirmation key, bank selection key for selecting a bank, an amount settlement key used for inputting a payment amount, and an encryption key used for inputting a password.

The display circuit 22 displays various data according to the control of the control circuit 27, and the fingerprint sensor 23 detects a user's fingerprint and inputs it to the control circuit 27. .

The memory 24 stores data such as a password, a bank account number, and a picture of an authorized user. The counter 25 counts according to the control of the control circuit 27, and the count value has passed a predetermined time. A count completion signal is input to the control circuit 27.

In addition, the communication circuit 26 is configured to bidirectionally communicate various data between the integrated circuit card 20 and the integrated circuit card inquiry device 30, and the power supply device 28 drives the integrated circuit card 20. It supplies a power source for making the battery 28-1, a solar cell 28-2 and a charging circuit 28-3 for charging the battery 28-1.

The control circuit 27 matches the password entered through the keypad 21 with the password stored in the memory 24, and the fingerprint of the user detected by the fingerprint sensor 23 and the authorized user. When the fingerprints match, the account number of the bank selected by the keypad 21 is read from the memory 24 and output to the integrated circuit card inquiry device 30 through the communication circuit 26 and the keypad. While outputting the payment amount input by (11) to the integrated circuit card inquiry machine 30, a signal indicating that the account number and the payment amount has been read from the integrated circuit card inquiry machine 30 is input or the counter 25 When the counter completion signal is inputted from), data output is stopped.

In addition, the control circuit 27 outputs the photo data of the authorized user stored in the memory 24 together with the integrated circuit card inquiring device 30 to output the account number to the integrated circuit card inquiring device 30. Display a picture of an authorized user on the display circuit (not shown).

Fig. 6 is a schematic block diagram of an integrated circuit card inquiry system according to an embodiment of the present invention. The integrated circuit card inquiry system according to the present invention includes a keypad 31, a CCD camera 32, and a first communication circuit. (33), the second communication circuit 34, the display circuit 35, the warning circuit 36, the control circuit 37 and the power supply device 38 is configured. In addition, a printer for printing and outputting transaction details may be further provided as necessary.

The keypad 31 includes a plurality of function keys, numeric keys, and special keys, and the CCD camera 32 is configured to photograph an integrated circuit card user's face and input the same into the control circuit 37. .

The first communication circuit 33 is configured to bidirectionally communicate various data between the integrated circuit card and the integrated circuit card inquiry device 30, and the second communication circuit 34 is connected to the integrated circuit card inquiry device 30. Various data are bidirectionally communicated between card companies.

The display circuit 35 is configured to display a picture stored in a memory of an integrated circuit card, a payment amount, etc. under the control of the control circuit 37, and the warning circuit 36 is configured to display the control circuit 37. According to the control, the integrated circuit card user is visually informed via the display circuit 35 that the user is an authorized user or not an authorized user, or is acoustically informed through a buzzer provided separately.

The control circuit 37 outputs and displays the photo data stored in the memory of the integrated circuit card to the display circuit 35 and morphologically analyzes the face of the user photographed by the CCD camera 32. Then, it is determined whether the same person is compared with the photo data stored in the memory of the integrated circuit card, and if it is determined that the person is not the same person, the warning circuit 36 is controlled to inform it.

In addition, if it is determined that the control circuit 37 is not the same person as described above, the control circuit 37 does not automatically approve a transaction such as an amount payment.

The operation and effects of the integrated circuit card according to the first and second embodiments of the present invention and the integrated circuit card inquiry system according to the first embodiment of the present invention configured as described above will be described in detail with reference to FIGS. 7 and 8.

FIG. 7 is a flowchart illustrating an operation of an integrated circuit card according to an exemplary embodiment of the present invention, where S denotes a step.

As shown in FIG. 7, in the integrated circuit card 10 according to an exemplary embodiment of the present disclosure, when the user presses an AC key of the integrated circuit card 10, the control circuit 16 operates to integrate the integrated circuit card 10. In addition to initializing the display, " 0 " is displayed on the liquid crystal display of the display circuit 12. (S1)

Subsequently, the user presses a numeric key on the keypad 11 of the integrated circuit card 10 to input a password and then presses a confirmation key.

In this case, the control circuit 16 displays the number of input passwords on the liquid crystal display device of the display circuit 12 with a symbol such as "****" so that the password is not exposed to the outside. .

Subsequently, when the user operates the keypad 11 to input the password and presses the confirmation key, the control circuit 16 determines whether the input password matches the password stored in the memory 13 so that the password is correct. If it does not match, a message to re-enter the password is displayed on the liquid crystal display of the display circuit 12.

When the passwords match, the control circuit 16 reads the account number and the photo data stored in the memory 13 and outputs the account number and the photo data to the integrated circuit card lookup device 30 through the communication circuit 15 and the counter. The control unit 14 performs a count operation. (S4, S5)

Subsequently, the control circuit 16 receives a count completion signal indicating that a predetermined time has elapsed from the counter 14 or reads an account number and picture data from the integrated circuit card inquiry device 30 through the communication circuit 15. When a signal is inputted, the output of the account number and picture data is stopped, and a count completion signal indicating that a predetermined time has elapsed from the counter 14 is not input and at the same time, an integrated circuit card inquiry machine is received through the communication circuit 15. If a signal indicating that the account number and picture data has been read from 30 is not input, the account number is continuously output. (S6, S7, S8)

In other words, when a predetermined time has elapsed since the password is input or the integrated circuit card is used once, the output of the data is stopped so that the integrated circuit card can no longer be used, thereby preventing theft of the integrated circuit card.

8 is a flowchart illustrating an operation of an integrated circuit card according to an exemplary embodiment of the present invention, where S denotes a step.

As shown in FIG. 8, in the integrated circuit card 20 according to the second embodiment of the present invention, when the user presses the AC key of the integrated circuit card 20, the control circuit 27 operates to integrate the integrated circuit card 20. In addition to initializing the display, " 0 " is displayed on the liquid crystal display of the display circuit 22 (S11).

Subsequently, the user presses the passkey of the integrated circuit card 20 and then presses the numeric key of the keypad 21 to input the passcode, and presses the confirmation key. (S12)

In this case, the control circuit 27 displays the number of input passwords on the LCD of the display circuit 22 with a symbol such as "****" so that the password is not exposed to the outside. .

Subsequently, when the user operates the keypad 21 to input all the passwords, and then presses the confirmation key, the control circuit 27 determines whether the input password matches the password stored in the memory 24 so that the password is correct. If it does not match, a message to re-enter the password is displayed on the liquid crystal display of the display circuit 22, and if the password matches, a message to select a bank is displayed on the liquid crystal display of the display circuit 22. (S12, S13)

Accordingly, when the user presses the bank selection key on the keypad 22 to select a bank and then presses the confirmation key, the control circuit 27 determines whether the bank is input according to the bank stored in the memory 24. If this does not match, a message for reselecting the trading bank is displayed on the liquid crystal display of the display circuit 22. If the trading bank matches, the message for inputting a payment amount is displayed on the liquid crystal display of the display circuit 22. (S14, S15)

Accordingly, the user presses the amount settlement key of the keypad 21 and then presses a numeric key to input a payment amount and presses a confirmation key.

Subsequently, the user inputs the fingerprint through the fingerprint sensor 23, and the fingerprint sensor 23 detects the user's fingerprint and inputs it to the control circuit 27, and the control circuit 27 is the fingerprint sensor. The fingerprint of the user inputted through the 23 and the fingerprint of the authorized user stored in the memory 24 are compared to determine whether they match each other (S18, S19).

Subsequently, when the fingerprints match, the control circuit 27 outputs the account number and payment amount of the bank selected by the keypad 21 and the photo data of the authorized user to the card inquiry machine 30 and the counter 25. ) To perform a count operation (S20, S21).

Subsequently, the control circuit 27 receives a count completion signal indicating that a predetermined time has elapsed from the counter 25 or receives an account number, a payment amount, and a picture from the integrated circuit card inquiry device 30 through the communication circuit 26. When a signal indicating that data has been read is input, output of the data is stopped, and a count completion signal indicating that a predetermined time has elapsed from the counter 25 is not input, and an integrated circuit card inquiry machine ( If no signal has been inputted from 30), the account number, payment amount and photo data are continuously output. (S22, S23, S24)

That is, when a predetermined time elapses after inputting a password and a fingerprint or when an integrated circuit card is used once, data output is stopped to prevent the use of the integrated circuit card, thereby preventing theft of the integrated circuit card.

On the other hand, in the integrated circuit card inquiry system according to an embodiment of the present invention, the first communication circuit 33 controls the account number and photo data stored in the memory 13, 24 of the integrated circuit card 10, 20, etc. Input to the circuit 37, the control circuit 37 outputs the photo data to the display circuit 35 to display the photo on the liquid crystal display element of the display circuit 35.

In addition, the CCD camera 32 captures the face of the integrated circuit card user and inputs it to the control circuit 37, and the control circuit 37 morphologically captures the face of the user captured by the CCD camera 32. After analyzing and comparing the photograph data input from the integrated circuit cards 10 and 20 through the first communication circuit 33 to determine whether they are the same person, the transaction is not approved unless it is determined to be the same person.

At this time, the control circuit 37 detects the position coordinates of the facial contour photographed by the CCD camera 32, for example, the position coordinates of the middle of the head, and thus detects the detected position coordinates and the first communication circuit 33. It is determined whether or not the same person is compared by comparing the position coordinates of the face contour of the photo data input through the position coordinates, for example, between the US.

In addition, the warning circuit 36 visually informs the display circuit 35 that the integrated circuit card user is an authorized user or not an authorized user under the control of the control circuit 37, or is provided separately. Sounds through buzzer.

Therefore, when the integrated circuit card user is not an authorized user, it can be immediately known, and thus theft of the integrated circuit card can be prevented even when a password is exposed to another person.

On the other hand, in the integrated circuit card inquiry system according to an embodiment of the present invention has been described taking an example of storing the photo data of the integrated circuit card user allowed in the memory of the integrated circuit card, but is not limited to this, the card company Photo data of the authorized integrated circuit card user is stored in the central computer, and when the integrated circuit card is inquired, the central computer of the card company is previously stored with the approval of the transaction of the integrated circuit card. It may also be used to send a to the integrated circuit card query.

Using the above method, there is no need to separately store the photo data in the memory provided in the integrated circuit card, thereby reducing the capacity of the memory provided in the integrated circuit card.

As described above, according to the present invention, an unauthorized user can be prevented from stealing an integrated circuit card.

In other words, when using an integrated circuit card, input the password and fingerprint to match the validity of the integrated circuit card function only for a certain period of time and by not using the integrated circuit card more than two times, such as agents or employees If the IC card is entrusted with and paid on behalf of the IC card, the IC card can be prevented from being stolen.

In addition, by storing a plurality of transaction bank account numbers in the integrated circuit card and allowing the user to select as necessary, there is no need to carry a plurality of integrated circuit cards.

In addition, the user selects the payment amount, there is an effect that the integrated circuit card holder can directly check the transaction history.

In addition, by displaying a picture of the authorized user on the display device of the integrated circuit card inquiry machine and comparing the authorized user's picture with the user's picture taken by the camera to determine whether it is the same. There is an effect that can prevent theft of the integrated circuit card.

Claims (11)

According to the user's operation, between the keypad for inputting the password, the memory where the password and account number are stored, the counter that counts the time and outputs a count completion signal when a predetermined time has elapsed, between the integrated circuit card and the integrated circuit card inquiry machine. A communication circuit for transmitting and receiving data, and if the password inputted through the keypad matches the password stored in the memory, the account number stored in the memory is read and outputted to the integrated circuit card inquiry through the communication circuit. And a control circuit for stopping output of the account number when a signal indicating that the account number has been read from the circuit card inquiry machine or a counter completion signal is input from the counter. The method of claim 1, A fingerprint sensor for detecting a user's fingerprint and outputting the fingerprint to the control circuit is further provided. The fingerprint of the authorized user is stored in the memory, while the control circuit stores a password inputted through the keypad in the memory. And an account number stored in the memory is read out and output to the integrated circuit card inquiry through the communication circuit only when the user's fingerprint and the authorized user's fingerprint match. . The method according to claim 1 or 2, The keypad further includes a key for selecting a bank, and the memory stores the account number of each bank, while the control circuit reads and outputs the account number of the bank selected by the keypad when the account number is output. Integrated circuit card, characterized in that. The method of claim 3, wherein And a key for inputting the payment amount, wherein the control means is configured to output the payment amount together when the account number is output. The method of claim 1, In the memory, the photo data of the authorized user is stored, while the control circuit outputs the photo data of the authorized user together with the integrated circuit card inquiry to output the account number to the display circuit of the integrated circuit card inquiry. An integrated circuit card, characterized in that for displaying a picture of a user. Integrated circuit card with a number of different selection programs, display functions, and limit of use within one integrated circuit card. In the integrated circuit card inquiry machine that checks the validity of the integrated circuit card to provide transaction approval, A camera for photographing an integrated circuit card user's face, a control circuit for morphologically analyzing the user's face photographed by the camera when inquiring the integrated circuit card and comparing the photographed data input from the outside to determine whether they are the same person; And a warning circuit for warning this if it is determined by the control circuit that the person is not the same person. In the integrated circuit card inquiry machine that checks the validity of the integrated circuit card to provide transaction approval, And a control circuit for receiving and outputting photo data from an external device when inquiring an integrated circuit card, and a display circuit for displaying a photo according to the photo data output from the control circuit. The method according to claim 7 or 8, And said picture data is picture data of an authorized user previously stored in a memory of an integrated circuit card. The method according to claim 7 or 8, Wherein said photo data is photo data of an authorized user previously stored in a central computer of a card company. The method of claim 7, wherein The camera is installed on the top of the monitor, mobile phone, card reader, which is wired or wirelessly coupled to the card lookup so that the user's face can be inputted, so as to contrast and search with the photo of the integrated circuit photo data or the pictures already input to the computer of the card company. Integrated circuit card inquiry, characterized in that.