KR20090044619A - Card data interface apparatus with a smart-card reader - Google Patents

Card data interface apparatus with a smart-card reader Download PDF

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Publication number
KR20090044619A
KR20090044619A KR1020070110780A KR20070110780A KR20090044619A KR 20090044619 A KR20090044619 A KR 20090044619A KR 1020070110780 A KR1020070110780 A KR 1020070110780A KR 20070110780 A KR20070110780 A KR 20070110780A KR 20090044619 A KR20090044619 A KR 20090044619A
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KR
South Korea
Prior art keywords
card
smart card
card reader
data
information
Prior art date
Application number
KR1020070110780A
Other languages
Korean (ko)
Inventor
신성균
Original Assignee
신성균
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Application filed by 신성균 filed Critical 신성균
Priority to KR1020070110780A priority Critical patent/KR20090044619A/en
Publication of KR20090044619A publication Critical patent/KR20090044619A/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14—Handling requests for interconnection or transfer
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31—User authentication
    • G06F21/34—User authentication involving the use of external additional devices, e.g. dongles or smart cards
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3234—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving additional secure or trusted devices, e.g. TPM, smartcard, USB or software token
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/80—Wireless
    • H04L2209/805—Lightweight hardware, e.g. radio-frequency identification [RFID] or sensor

Abstract

The present invention relates to a two-way card data interface device equipped with a smart card reader, with a smart card reader mounted therein, one end is provided with a USB port and the other end is provided with a data port inserted into the mobile phone The purpose of the present invention is to provide an interactive card data interface device equipped with a smart card reader for interfacing not only the information of the smart card chip inside the mobile phone but also the card chip information of the smart card contacted or contacted externally to a PC. .

When the present invention is applied, the user can carry the card information from the IC chip mounted on the external device including the mobile phone to the PC, and read the card information from various external contactless IC cards to interface with the PC. Therefore, the generality of the card information interface is very large, and since the smart card reader mounted inside consumes power only when the card is read, the power consumption is very small.

Figure P1020070110780

Smart card, smart card reader, contactless IC card, USB port, data port.

Description

Interactive card data interface device equipped with smart card reader {CARD DATA INTERFACE APPARATUS WITH A SMART-CARD READER}

The present invention relates to a two-way card data interface device equipped with a smart card reader, more specifically in the state equipped with a smart card reader inside, a USB port is provided at one end thereof and the other end is a data port inserted into the mobile phone The present invention relates to a two-way card data interface device equipped with a smart card reader for interfacing not only the information of the smart card chip inside the mobile phone but also the card chip information of the smart card contacted and contacted externally to a PC.

As is well known, various cards such as credit cards, cash and debit cards are required for user authentication when using cards.

In particular, as the size of the online shopping market has grown in recent years, credit payment using a PC or a mobile phone has been actively performed. In addition, recently, as a technology development has been actively carried out, a contactless or contact card type mobile phone has been introduced to enable a payment processing using a mobile device by mounting a financial smart card inside the mobile phone to further increase the convenience of carrying. .

However, when the smart card is mounted on the mobile phone, there is a problem that payment cannot be made using the smart card of the mobile phone while the online shopping is being performed through the PC. Therefore, recently, in order to interface smart card information of a mobile phone to a PC, an interface device having a USB port at one end thereof and a data port inserted into a connector of the mobile phone has been developed and released.

However, such an interface device is merely a device for simply interfacing smart card information mounted inside a mobile phone to a PC. A separate card is used to interface card information to a PC from smart cards mounted on various smart cards or credit cards. There was a problem that a dummy terminal equipped with a reader was needed. That is, the conventional interface device has a problem that it is not versatile.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-described state of the art. In a state where a smart card reader is mounted therein, a USB port is provided at one end thereof, and a data port inserted at the other end thereof is provided at the other end thereof. It is an object of the present invention to provide a two-way card data interface device having a smart card reader for interfacing not only the information of the smart card chip but also the card chip information of the smart card that is externally contacted and non-contacted to a PC.

In order to achieve the above object, according to a preferred embodiment of the present invention and a USB port connected to the USB connector of the PC; A data port connected in series with the USB port and connected to a data connector of an external device including a mobile phone; A smart card reader connected in series with the USB port, for reading information from an external contactless IC card; A switching unit connected to the USB port and one end thereof, the other end of which is connected to the data port and the smart card reader to switch a transmission path; The bidirectional card data interface device having a smart card reader, comprising a main controller for controlling switching of the switching unit, for reading card information from an IC chip embedded in an external device or a contactless IC card and interfacing to a PC. Is provided.

Preferably, the smart card reader includes a key button unit for setting the smart card reader in an active state; An antenna for receiving card information from the contactless IC card; An RF module for extracting card information of the contactless IC card and transmitting the extracted card information to a control unit and a security application module (SAM); A security application module for authenticating the contactless IC card using the information received from the RF module and transmitting an authentication result to the controller; A smart card reader comprising a control unit that records received data and authentication data on a storage device and transmits the corresponding data to a PC connected to the smart card reader through a serial communication cable to perform card service processing including payment. Provided is an interactive card data interface device provided.

Preferably, the two-way card data interface device equipped with the smart card reader has a first data receiving unit for receiving the smart card chip information in the external device connected in series with the data port therein and transmitted through the data port; ; A second data receiver for receiving and receiving IC chip information of a card from a controller of the smart card reader; The apparatus may further include a data transmitter connected to an output terminal of the switching unit to receive data transmitted from the external device or data transmitted from the smart card reader in a state in which a transmission path is set through the switching unit. Provided is an interactive card data interface device having a smart card reader.

Preferably, the two-way card data interface device equipped with the smart card reader is connected to the power terminal of the USB port therein, the smart card reader further comprises a charging unit for applying power to the smart card reader Provided is a two-way card data interface device.

Preferably, the two-way card data interface device equipped with the smart card reader is connected to the main control unit therein, an external device detection unit for determining whether the external device through the data port is connected; A card detecting unit is further provided to detect whether the non-contact IC card is waiting through the smart card reader connected to the main control unit, and the main control unit is connected to the external device detecting unit and the card at a predetermined time interval by a timer set therein. The present invention provides a two-way card data interface device having a smart card reader, characterized in that a sensing control signal is generated to detect a presence of an external device and a non-contact IC card, and automatically switches the switching unit according to the detection. do.

Preferably, the smart card reader is connected to the control unit therein, generates a pulse signal to the control unit at predetermined time intervals, and is driven by the pulse signal to wake up for generating a signal for detecting the proximity of the contactless IC card Provided is a two-way card data interface device having a smart card reader further comprising an up pulse signal generator.

Interactive card data interface device equipped with a smart card reader in accordance with the present invention can interface the card information to the PC from the IC chip mounted on an external device, including a mobile phone while the user is carrying, from a variety of external contactless IC card Since card information can be read and interfaced to a PC, the generality of the card information interface is very large, and since the smart card reader mounted inside consumes power only when the card is read, the power consumption is very small.

EMBODIMENT OF THE INVENTION Hereinafter, this invention is demonstrated in detail with reference to drawings.

1 is a perspective view showing the external configuration of a two-way card data interface device equipped with a smart card reader according to an embodiment of the present invention, Figure 2 is a two-way card data provided with a smart card reader according to an embodiment of the present invention It is a block diagram showing the circuit configuration of the interface device.

Referring to this, the bidirectional card data interface device 10 equipped with a smart card reader according to an embodiment of the present invention has a smart card reader mounted therein, and is provided with a USB port at one end thereof and at the other end thereof. It is equipped with a data port inserted into the mobile phone is a device for universally interfacing the smart card chip inside the mobile phone as well as the chip information of the smart card that is contacted and non-contacted from the outside to the PC.

That is, the two-way card data interface device 10 equipped with a smart card reader according to an embodiment of the present invention is easy to carry, as well as the information of the smart card chip mounted on the external device 6 such as a mobile phone, It is an apparatus for interfacing to the PC 8 by automatically switching the information stored in each smart card chip mounted on the plurality of contactless IC cards 2 through the smart card reader 22 mounted therein.

To this end, the bi-directional card data interface device 10 equipped with a smart card reader according to an embodiment of the present invention is configured in the form of a slim rectangular parallelepiped body 12, the body 12 of the At both front and rear ends, data ports 14 and USB ports 16 for insertion into data connectors (not shown) of external devices 6 such as mobile phones and USB connectors (not shown) of PC 8 are respectively formed.

A guide jaw 18 for seating and guiding the non-contact IC card 2 in which the smart card chip 4 is embedded is formed on a predetermined upper surface of the body 12 of the bidirectional card data interface device 10 equipped with the smart card reader. And a key button portion 20 for setting the smart card reader 22 to an active state so as to sense card information from an external contactless IC card 2 at a predetermined upper surface of the body 12. It is done.

In this case, the guide jaw 18 is preferably formed in the width direction of the body 12, the upper surface of the body 12 instead of the guide jaw 18 is suitable for the size of the non-contact IC card (2) It is also possible to form a seating groove (not shown).

Bidirectional card data interface device 10 equipped with a smart card reader according to an embodiment of the present invention is connected to the data port 14 in the serial device therein and transmitted via the data port 14 ( A first data receiver 36 is provided for receiving the smart card chip information in 6).

In addition, the two-way card data interface device 10 equipped with a smart card reader according to an embodiment of the present invention is provided with a smart card reader 22 therein, the smart card reader 22 therein A key button unit 20 is provided to set the smart card reader 22 in an active state in order to transmit and receive data with the contactless IC card 2. Here, the active state refers to a state in which data transmission and reception can be made immediately or between the contactless IC card 2 and the smart card reader 22. In the active state, the smart card reader 22 continuously transmits a signal of a specific frequency band to the outside to transmit and receive data with the contactless IC card 2.

In addition, the smart card reader 22 generates an induction current to the contactless IC card 2 in accordance with the approach of the contactless IC card 2, thereby causing electromotive force to be generated by the generated inductive current. When a certain amount of voltage is accumulated through the induced current of the circuit, a return signal including information of various cards is output from the IC chip 4, and the output return signal is the antenna 24 of the smart card reader 22. Is received. That is, the smart card reader 22 is provided with an antenna 24 for receiving card information from the contactless IC card 2 therein.

At this time, the smart card reader 22 that has received the return signal from the contactless IC card 2 uses the frequency band of 13.56 MHz when transmitting data and the frequency band of 847 KHz when receiving data. Send and receive data with

On the other hand, the smart card reader 22 is provided with an RF module 26 for transmitting the card information therein to the control unit 30 and a security application module (SAM) 28, The RF module 26 extracts information (such as the unique serial number of the card, the user's credit information and other application information) included in the signal received from the contactless IC card, and controls the control unit 30 such as a microprocessor and the security. The application module (SAM) is transmitted to the security application module (28).

The security application module 28 authenticates the contactless IC card 2 using the information received from the RF module 26 and transmits the authentication result to the controller 30. The control unit 30 records received data and authentication data in a storage device (not shown), and transmits the corresponding data to the PC 8 connected to the smart card reader 22 through a serial communication cable. Do the processing.

In addition, the two-way card data interface device 10 equipped with a smart card reader according to an embodiment of the present invention is connected to the USB port 16 therein, to apply power to the smart card reader 22 The charging unit 32 is provided, the USB port 16 is provided with a power (V), ground (G), data (D +) (D-) terminal, so the charging unit 32 is the USB port It is connected to the power supply terminal V of (16) and receives the power required for the smart card reader 22 from the PC (8).

On the other hand, the interactive card data interface device 10 equipped with a smart card reader according to an embodiment of the present invention receives the information of the IC chip 4 from the control unit 30 of the smart card reader 22 therein. A second data receiver 34 is provided for receiving and receiving the switch, and a switching unit 38 for switching a transmission path of data transmitted from the external device 6 or data transmitted from the smart card reader 22. Is connected to the first and second data receivers 36 and 34, respectively.

In addition, a main controller 42 for generating a switching control signal is provided in the switching unit 38, and a data transmitter 40 is connected to an output terminal of the switching unit 38, and the data transmission unit 40 is provided. ) Receives the data transmitted from the external device 6 or the data transmitted from the smart card reader 22 while the transmission path is set through the switching unit 38 and transmits the data to the USB port 16. Play a role.

Preferably, the two-way card data interface device 10 equipped with a smart card reader according to an embodiment of the present invention is connected to the main control unit 42 therein, and the external device through the data port 14 ( An external device detecting unit 44 is provided to determine whether 6) is connected, and is connected to the main controller 42 to detect whether the contactless IC card 2 is waiting through the smart card reader 22. Each card detecting unit 46 is provided.

Accordingly, the main controller 42 generates a detection control signal to the external device detecting unit 44 and the card detecting unit 46 at predetermined time intervals by a timer set therein so that the external device 6 and the non-contact IC card are generated. It is possible to detect the presence of (2) and to automatically switch the switching unit 38 in accordance with the detection.

The bidirectional card data interface device 10 equipped with the smart card reader according to the embodiment of the present invention having the above configuration basically transmits data in a state in which the external device 6 is connected through the data port 14. A path is set in the switching section 38. That is, various types of card information (a unique serial number of a card, a user's credit information, and other application information) are installed from an IC chip (not shown) mounted inside an external device 6 such as a mobile phone through the first data receiver 36. Etc.) is set to receive.

Therefore, the card information of the external device 6 transmitted through the data port 14 and the first data receiver 36 is transferred to the PC through the switching unit 38, the data transmitter 40, and the USB port 16. It is delivered to (8) to perform a card payment service and the like.

In addition, the two-way card data interface device 10 equipped with a smart card reader according to an embodiment of the present invention can switch the smart card reader 22 into an active mode through the manipulation of the key button unit 20. have. When the smart card reader 22 is activated, the contactless IC card 2 is magnetized through the antenna 24 to read various card information from the internal IC chip 4 to switch the second data receiver 34 and the switching. It is to be transmitted to the PC 8 via the unit 38. In this case, the switching unit 38 automatically switches the switching unit 38 at a predetermined time interval according to a preset timing time of the main control unit 42. When the key button unit 20 is operated to be activated, the main control unit 38 operates. The unit 42 controls the switching unit 38 to reset the transfer path, and transfers the information of the contactless IC card 2 to the PC 8 through the set transfer path.

On the other hand, if the external device detection unit 44 and the card detection unit 46 is provided in the two-way card data interface device 10 is equipped with a smart card reader according to an embodiment of the present invention, the The main control unit 42 receives the detection signal from the external device detecting unit 44 and the card detecting unit 46 to determine whether the external device 6 is connected to the data port 14 or the smart card reader. It is determined whether the presence of the non-contact IC card 2 is confirmed through the antenna 24 of (22), and according to the determination, the switching unit 38 is controlled to switch to automatically set the data transfer path.

Therefore, the information of the contactless IC card 2 or the information of the IC chip (not shown) provided in the external device 6 can be transferred to the PC 8 through the set transmission path.

Through this, the interactive card data interface device 10 equipped with a smart card reader according to an embodiment of the present invention is easily carried by the user, and when the online payment through the PC 8 is required, the PC 8 is required. Insert the USB port 16 of the two-way card data interface device 10 equipped with the smart card reader to the provided USB connector (not shown) and an external device such as a mobile phone 6 to the data port 14 formed at the other end thereof. By combining the data connector (not shown), card information can be read from the IC chip (not shown) mounted inside the external device 6 and transferred to the PC 8.

In addition, the two-way card data interface device 10 equipped with a smart card reader according to an embodiment of the present invention is a USB connector (not shown) provided in the PC (8) when online payment through the PC (8) is required The smart card reader 22 provided therein is inserted into the USB port 16 of the bidirectional card data interface device 10 equipped with the smart card reader, and the various contactless IC cards 2 are seated on the upper surface thereof. Since the card information of the IC chip 4 can be read and transmitted to the PC 8 through, the versatility is very high.

In addition, the two-way card data interface device 10 equipped with a smart card reader according to an embodiment of the present invention, since the smart card reader 22 does not always exist in an active state, power consumption is very low, The external device detecting unit 44 and the card detecting unit 46 recognize the presence of the external device 6 or the presence of the non-contact IC card 2 and automatically switch the data transfer path, so the convenience is also very high. .

3 is a block diagram showing another circuit configuration of the two-way card data interface device with a smart card reader according to an embodiment of the present invention.

Referring to this, the bidirectional card data interface device 10 ′ equipped with a smart card reader according to an embodiment of the present invention is connected in series with the data port 14 therein and via the data port 14. A first data receiver 36 is provided for receiving the smart card chip information in the transmitted external device 6.

In addition, the two-way card data interface device 10 'with a smart card reader according to an embodiment of the present invention is provided with a smart card reader 22' therein, the smart card reader 22 ' Is provided with a wake-up pulse signal generator 48 therein, the wake-up pulse signal generator 48 generates a pulse signal to the control unit 30 at regular intervals, the pulse Driven by a signal to generate a signal for detecting the proximity of the contactless IC card (2).

Before the controller 30 is driven by the wake-up pulse signal, the state in which the controller 30 is driven to transmit an access sensing signal will be called a standby state. In the standby state, data transmission and reception do not occur between the smart card reader 22 and the contactless IC card 2. In addition, in the standby state, the smart card reader 22 consumes only a very small current of approximately 25 mA.

On the other hand, when the approach of the contactless IC card 2 is detected by the approach detection signal transmitted from the smart card reader device 22, data transmission and reception occurs between the smart card reader 22 and the contactless IC card (2), This state is called an active state.

In addition, the smart card reader 22 'generates an induction current in the contactless IC card 2 in accordance with the approach of the contactless IC card 2, and generates electromotive force by the generated induction current. When a certain amount of voltage is accumulated through the induced current of the circuit, a return signal including information of various cards is output from the IC chip 4, and the output return signal is an antenna of the smart card reader 22 '. 24). That is, the smart card reader 22 'is provided with an antenna 24 for receiving card information from the contactless IC card 2 therein.

At this time, the smart card reader 22 that has received the return signal from the contactless IC card 2 uses the frequency band of 13.56 MHz when transmitting data and the frequency band of 847 KHz when receiving data. Send and receive data with

On the other hand, the smart card reader 22 ′ is provided with an RF module 26 for extracting the card information therein and transmitting it to the control unit 30 and the security application module (SAM) 28. The RF module 26 extracts information (such as the unique serial number of the card, the user's credit information and other application information) included in the signal received from the contactless IC card, and the control unit 30 such as a microprocessor and the like. A security application module (SAM) 28 is transmitted.

The security application module 28 authenticates the contactless IC card 2 using the information received from the RF module 26 and transmits the authentication result to the controller 30. The control unit 30 records received data and authentication data in a storage device (not shown) and transmits the corresponding data to the PC 8 connected to the smart card reader 22 ′ via a serial communication cable, such as a payment card. Perform service processing.

In addition, the two-way card data interface device 10 ′ equipped with a smart card reader according to an embodiment of the present invention is connected to the USB port 16 therein, and supplies power to the smart card reader 22 ′. The charging unit 32 for applying is provided. The USB port 16 is provided with a power supply (V), ground (G), and data (D +) and (D−) terminals. It is connected to the power supply terminal V of the USB port 16 to receive the power required for the smart card reader 22 'from the PC 8.

On the other hand, the bidirectional card data interface device 10 'equipped with a smart card reader according to an embodiment of the present invention information of the IC chip 4 from the control unit 30 of the smart card reader 22' A second data receiver 34 is provided for receiving and receiving the switch, and a switching unit for switching a transmission path of data transmitted from the external device 6 or data transmitted from the smart card reader 22 '. 38 is connected to the first and second data receivers 36 and 34, respectively.

In addition, a main controller 42 for generating a switching control signal is provided in the switching unit 38, and a data transmitter 40 is connected to an output terminal of the switching unit 38, and the data transmission unit 40 is provided. ) Receives the data transmitted from the external device 6 or the data transmitted from the smart card reader 22 'while the transmission path is set through the switching unit 38 and transmits the data to the USB port 16. It plays a role.

Preferably, the two-way card data interface device 10 ′ equipped with a smart card reader according to an embodiment of the present invention is connected to the main control unit 42 therein and is connected to an external device through the data port 14. An external device detecting unit 44 is provided to determine whether or not (6) is connected. The contactless IC card 2 is connected to the main control unit 42 via the smart card reader 22 '. Card detecting unit 46 for detecting a finger is provided.

The main control unit 42 generates a detection control signal to the external device detecting unit 44 and the card detecting unit 46 at predetermined time intervals by a timer set therein, so that the external device 6 and the non-contact IC card 2 are generated. ) And detects the presence of) and automatically switches the switching unit 38 according to the detection.

The bidirectional card data interface device 10 ′ equipped with a smart card reader according to an embodiment of the present invention having the above configuration basically has data of an external device 6 connected through the data port 14. The transmission path is set in the switching section 38. That is, various types of card information (a unique serial number of a card, a user's credit information, and other application information) are installed from an IC chip (not shown) mounted inside an external device 6 such as a mobile phone through the first data receiver 36. Etc.) is set to receive.

Therefore, the card information of the external device 6 transmitted through the data port 14 and the first data receiver 36 is transferred to the PC through the switching unit 38, the data transmitter 40, and the USB port 16. It is delivered to (8) to perform a card payment service and the like.

In addition, the bidirectional card data interface device 10 ′ equipped with a smart card reader according to an embodiment of the present invention uses a smart card reader through a pulse signal generated at a predetermined time interval by the wake-up pulse signal generator 48. The control unit 30 of FIG. 22 is changed to an active state to recognize a card detection signal through the antenna 24. When the smart card reader 22 'is activated, the contactless IC card ( 2) is magnetized to read various card information from the internal IC chip 4 and transmitted to the PC 8 through the second data receiver 34 and the switching unit 38.

On the other hand, if the external device detection unit 44 and the card detection unit 46 is provided in the two-way card data interface device 10 'equipped with a smart card reader according to an embodiment of the present invention, The main control unit 42 receives the detection signal from the external device detecting unit 44 and the card detecting unit 46 to determine whether the external device 6 is connected to the data port 14 or the smart card reader. It is determined whether the presence of the contactless IC card 2 is confirmed through the antenna 24 of 22 ', and according to the determination, the switching unit 38 is controlled to switch to automatically set the data transfer path.

Therefore, the information of the contactless IC card 2 or the information of the IC chip (not shown) provided in the external device 6 can be transferred to the PC 8 through the set transmission path.

Through this, the interactive card data interface device 10 ′ equipped with a smart card reader according to an embodiment of the present invention can be easily carried by the user and the PC 8 when online payment is required through the PC 8. Insert a USB port 16 of the two-way card data interface device 10 equipped with the smart card reader to a USB connector (not shown) provided in the external device such as a mobile phone to the data port 14 formed at the other end thereof ( By combining the data connector (not shown) of 6), card information can be read from the IC chip (not shown) mounted in the external device 6 and transferred to the PC 8.

In addition, the two-way card data interface device 10 ′ equipped with a smart card reader according to an embodiment of the present invention is a USB connector (not shown) provided in the PC 8 when online payment through the PC 8 is required. A smart card reader provided therein by inserting the USB port 16 of the bidirectional card data interface device 10 'equipped with the smart card reader and mounting various contactless IC cards 2 on the upper surface thereof. 22 '), the card information of the IC chip 4 can be read and transmitted to the PC 8, so that the versatility is very high.

In addition, the bidirectional card data interface device 10 ′ equipped with a smart card reader according to an embodiment of the present invention may be configured such that the smart card reader 22 ′ is set at a time interval set by the wake-up pulse signal generator 48. Accordingly, since the control unit 30 of the smart card reader 22 intermittently operates, power consumption is very low, and the external device 6 may be mounted through the external device detecting unit 44 and the card detecting unit 46. Since the presence of the non-contact IC card 2 is recognized and the data transfer path is automatically switched, the convenience is also very high.

On the other hand, the two-way card data interface device equipped with a smart card reader according to an embodiment of the present invention is not limited only to the above-described embodiment is possible various modifications within the scope not departing from the technical gist.

1 is a perspective view showing the external configuration of a two-way card data interface device with a smart card reader according to an embodiment of the present invention,

2 is a block diagram showing a circuit configuration of a two-way card data interface device equipped with a smart card reader according to an embodiment of the present invention;

3 is a block diagram showing another circuit configuration of the two-way card data interface device with a smart card reader according to an embodiment of the present invention.

* Description of the symbols for the main parts of the drawings *

2: contactless IC card, 4: IC chip,

6: external device, 8: PC,

14: data port, 16: USB port,

20: key button part, 22: smart card reader,

24: antenna, 26: RF module,

28: security application module, 30: control unit,

32: charging part, 38: switching part,

42: main control unit, 48: wake-up pulse signal generation unit.

Claims (6)

A USB port connected to a USB connector of a PC; A data port connected in series with the USB port and connected to a data connector of an external device including a mobile phone; A smart card reader connected in series with the USB port, for reading information from an external contactless IC card; A switching unit connected to the USB port and one end thereof, the other end of which is connected to the data port and the smart card reader to switch a transmission path; And a main controller configured to control switching of the switching unit, and read card information from an IC chip embedded in an external device or a contactless IC card to interface with a PC. The smart card reader of claim 1, further comprising: a key button unit for setting the smart card reader to an active state; An antenna for receiving card information from the contactless IC card; An RF module for extracting card information of the contactless IC card and transmitting the extracted card information to a control unit and a security application module (SAM); A security application module for authenticating the contactless IC card using the information received from the RF module and transmitting an authentication result to the controller; A smart card reader comprising a control unit for recording received data and authentication data on a storage device and transmitting the corresponding data to a PC connected to the smart card reader through a serial communication cable to perform card service processing including payment. Interactive card data interface device provided. The smart card chip according to any one of claims 1 to 2, wherein the bidirectional card data interface device having the smart card reader is connected in series with the data port therein and transmitted through the data port. A first data receiver for receiving information; A second data receiver for receiving and receiving IC chip information of a card from a controller of the smart card reader; The apparatus may further include a data transmitter connected to an output terminal of the switching unit to receive data transmitted from the external device or data transmitted from the smart card reader in a state in which a transmission path is set through the switching unit. Interactive card data interface device having a smart card reader characterized in that. The bidirectional card data interface device having the smart card reader is connected to a power terminal of the USB port therein and further includes a charging unit for applying power to the smart card reader. Interactive card data interface device equipped with a smart card reader. The interactive card data interface device having the smart card reader is connected to the main control part therein, and for determining whether an external device is connected through the data port. An external device detector; A card detecting unit is further provided to detect whether the non-contact IC card is waiting through the smart card reader connected to the main control unit, and the main control unit is connected to the external device detecting unit and the card at a predetermined time interval by a timer set therein. And a sensing control signal to detect a presence of an external device and a contactless IC card, and automatically switch the switching unit according to whether the sensing unit generates a sensing control signal. The smart card reader is connected to the control unit therein, generates a pulse signal to the control unit at predetermined time intervals, and is driven by the pulse signal to generate a signal for access detection of the non-contact IC card. 2-way card data interface device with a smart card reader, characterized in that the wake-up pulse signal generation unit for further comprising.
KR1020070110780A 2007-11-01 2007-11-01 Card data interface apparatus with a smart-card reader KR20090044619A (en)

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