KR100225914B1 - Ic card charge system - Google Patents

Abstract

The present invention relates to a system for charging IC card money using a public telephone and a control method thereof. More particularly, the present invention relates to an IC card charging system and a control method thereof, And more particularly, to a system and method for charging an IC card using a public telephone that can be charged.

The present invention for this purpose is directed to an IC card which stores information about a money amount and is capable of modifying the amount of money, a public telephone which can read and modify the stored information of the IC card, And a money information server for reading and correcting the information of the IC card in the public telephone through the public telephone line network.

Description

System for charging IC card amount using public telephone and control method thereof

The present invention relates to a system for charging IC card money using a public telephone and a control method thereof. More particularly, the present invention relates to an IC card charging system and an IC card The present invention relates to an IC card money charging system and a control method thereof using a public telephone capable of charging a desired amount.

Most of the cards currently in use on the market are credit cards formed by magnetic strips, which can be withdrawn only after passing through each bank or cash dispenser installed in the market.

In addition, an electronic wallet, which is a bank credit debit card having the same function as cash provided by the financial industry while being activated by various kinds of cards, is called an IC card (hereinafter referred to as an IC card) in which a microcomputer chip is embedded as a next- ) Can be used as a substitute for cash wherever a debit card is available and can be used continuously by recharging the amount reduced by the amount used.

However, in order to charge the necessary amount of the IC card, since the amount of the IC card can be charged only in the place where the automatic charging system of the bank or the IC card is installed, it not only inconveniences the charging to the users, There is a problem in that an economical waste is incurred due to the fact that the automatic amount replenishment system must be installed in various places.

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a method and system for remotely charging an IC card using a public telephone, And a method of controlling the IC card charging system using a public phone that reduces economic waste and provides convenience to users.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing the configuration of an entire system for implementing an IC card money charging system using a public telephone according to the present invention;

Fig. 2 is a block diagram showing the detailed configuration of the public telephone of Fig. 1,

Fig. 3 is a block diagram showing the detailed configuration of the card reader unit of Fig. 2 and the types of integrated circuit cards that can be inserted into the card reader unit;

4A and 4B are flowcharts for implementing a control method of an IC card money charging system using a public telephone according to the present invention.

DESCRIPTION OF THE REFERENCE NUMERALS

1: RF generator 2: contact type card detection unit

3: Multiplexer unit 10: Card reader unit

20: card searching unit 30: keypad input and perceptual sound generating unit

40: main control unit 50: character display control unit

60: specification issuing section 70: call function section

71: CO line matching unit 72:

73: Modulation and modulation unit 74: Audio signal and DTMF signal generation unit

100: public telephone 200: public telephone line

300: Money information server

A: antenna B: terminal contact portion of the IC card

In order to accomplish the object of the present invention, an IC card charge system using a public telephone is provided with an IC card that stores information on a money amount and can charge the money, A public telephone line network for allowing the public telephone and the outside of the public telephone to exchange information with each other, and for reading and charging the information of the IC card in the public telephone line through the public telephone line network And a money information server.

According to another aspect of the present invention, there is provided a control method of an IC card money charging system using a public telephone, comprising the steps of generating an acknowledgment of completion of input when an off- Performing a phone call mode if the key input after completion of the amount display step is not an amount supplementary key and performing an amount supplement mode if the input key is an amount supplement key, do.

Hereinafter, an IC card money charging system and a control method thereof using a public phone according to the present invention will be described in detail.

FIG. 1 is a block diagram showing an overall system configuration for implementing an IC card money charging system using a public telephone according to the present invention. The IC card, which is a debit card issued by a bank, A public telephone line network 200 for establishing a communication path for connecting the public telephone 100 to the outside and enabling communication therewith; And a money information server 300 for determining whether or not to approve the credit inquiry and the amount of money to be paid.

Here, the IC card that can be inserted into the public telephone set 100 means a contact type card, a non-contact type card (hereinafter, RF card) and a contact / non-contact type card COMBICARD do.

As shown in FIG. 2, the public telephone 100 includes a card reader unit 10 for reading the amount information of an inserted IC card or writing a desired amount of money, an IC inserted in the card reader unit 10, A card search unit 20 for analyzing the password of the card and searching for a usable normal card, and an input unit for inputting a telephone number, a number key for various service requests, and a function key, A main controller 40 for receiving input of the hookswitch signal and analyzing and processing the inputted information and controlling each of the constituent blocks, a control unit 40 for controlling the main controller 40, A specification issuing unit 60 that records the charge details of the card under the control of the main control unit 40 and outputs the information, Currency and And a call function unit 70 in which data for credit inquiry is transmitted and received.

3, if the inserted IC card is an RF card, which is a debit card of a wireless recognition type, the card reader unit 10 reads the information of the card using the high frequency emitted through the antenna A (Hereinafter referred to as " RF generator ") 1 for writing and / or writing information, and a reader / writer for reading / writing information of the card through the terminal contact portion B of the IC card when the inserted IC card is a contact- A card detection unit 2 and a multiplexer unit 3 for selecting one of information generated from the RF generator 1 and the contact type card detection unit 2 according to the type of the inserted card.

Herein, the call function unit 70 includes a CO line matching unit 71 that is connected to a CO line to enable use of a telephone and receives charging information through a CO line, and a CO line receiving unit 71 that receives the voice signal transmitted and received by the CO line matching unit 71 A communication circuit unit 72 for amplifying and inputting and outputting data to and from a handset (not shown), a communication circuit unit 72 for receiving the card information to be inquired from the main control unit 40 and modulating the received card information into analog data, 72 and the station selection unit 71. Conversely, the information transmitted from the CO line is input through the station selection unit 71 and the communication circuit unit 72, and demodulated into digital data, And outputs the generated guidance voice to the handset, amplifies the guidance voice in the call circuit section 72, receives the keypad information, Generating a F (DTMF) signals to constitute a speech signal and de-TM F-signal generation section 74 for enabling dialing.

The procedure of the system for charging IC card money using the public telephone of the present invention and the control method thereof will be described in detail as follows.

First, when the user inputs an off-hook switch (not shown) through the handset, the main control unit 40 controls the voice signal and the DTMF signal generating unit 74 and the character display control unit 50 to input a voice A guidance message composed of a combination of a guidance message and a character is output. The voice guidance message is amplified by the call circuit section 72 and outputted through the handset.

At this time, the user inserts the card into the card reader unit 10, and if the inserted card is a contact type card, the terminal contact (not shown) of the card contacts the terminal contact portion of the contact type card sensing unit 2 B, and if the RF card is connected, the main controller 40 reads the data of the RF card by the high frequency signal generated from the RF generator 1 and transmits the data through the multiplexer unit 3 and the card searching unit 20 The inserted IC card is recognized.

Therefore, the main control unit 40 informs the user that the input of the card is completed through the keypad input and the perceptual sound generating unit 30,

And controls the character display control unit 50 to output the current amount information in the inserted card.

At this time, if the remaining amount in the card is a telephone call allowable amount, the main control unit 40 controls the CO line interface unit 71 to connect the CO line and make the public telephone available in the call mode. If the dial number key is input, And outputs the data to the audio signal and DFT signal generating unit 74.

The voice signal and the data of the number key input to the DMB signal generating unit 74 are modulated into a DTMF signal and output to the trunk line through the call circuit unit 72 and the station selecting unit 71 so that the telephone call is possible .

When the call is started in response to the counterpart, the call content is amplified by the call circuit section 72 and input / output to / from the handset. The billing signal input to the call line is input to the main control section 40 through the station selection section 71, The amount of the card is reduced according to the billing signal.

If the key input by the user after the input of the card is not a number key but an amount supplement key for charging the IC card, the main control unit 40 controls the station selection unit 71 and the card searching unit 20 to set the CO line The connection is interrupted and immediately the inserted card is analyzed to find out whether the card is of a type capable of supplementing the amount.

The card searching unit 20 analyzes the retrieved contents of the input card and outputs the analysis result to the main control unit 40. [

Accordingly, the main control unit 40 outputs a guidance message to the user to input a desired amount of money to be charged if the inputted card is determined as a card of a type capable of charging money according to the analysis result.

When the user inputs a desired amount of charge, the main control unit 40 connects to the money information server 300, which is a credit card inquiry system, to inquire whether or not to approve the amount of money, (20).

Thereafter, the main control unit 40 controls the station selection unit 71 to connect the CO line, thereby connecting the CO line server 200 via the public phone line network 200 and reading the card information from the card searching unit 20 Card information and the desired amount inputted by the user and then modulates the data into an analog signal by the modulation / demodulation unit 73 and outputs it to the CO line through the communication circuit unit 72 and the station selection unit 71, Inquiry related communication with the money information server 300 is started.

The information of the inquiry result received from the money information server 300 is input to the modem unit 73 via the CO line selecting unit 71 and the call circuit unit 72 via the CO line and the information demodulated into the digital data is transmitted to the main controller (40).

If the contents of the inquiry result are information for approving the charging of the amount desired by the user, the main control part 40 immediately inputs the demodulated information through the card searching part 20 10) Write the amount on the inserted IC card.

Upon completion of the money charging operation on the card, the money information server 300 is notified of the amount of the charged money, and then the connection of the trunk line of the station selection unit 71 is stopped, and a guidance message And inquires whether or not the issuance of the statement about the recorded contents of the card is made.

At this time, when the handset of the public telephone is put down, the ON-HOOK state is established and all functions are terminated. When the user requests issuance of the specification using the keypad, the main control part 40 transmits the specification issuing part 60 Controls to output the statement and end the operation.

In addition, if the inserted IC card is a contact-type and non-contact type card (Combi Card), it operates as a contact type when charging money and operates as an RF card when reducing money, thereby providing convenience to the user.

As described in detail above, according to the present invention, not only a phone call but also an amount charging operation is performed by using a public telephone to an IC card which is a debit card, It is possible to prevent economical waste.

Claims (7)

Information about the amount of money is stored, and an integrated chip card in which the amount of money is stored, and information on the amount of money of the inserted IC card so that the storage information of the IC card can be read and charged, A card reader unit for analyzing a password of the IC card inserted in the card reader unit and searching for a usable normal card; and an input unit for inputting a number and a function key for requesting various services, A keypad input and a perceptual sound generating unit for generating a perceptual sound informing that the input card is completed, a main control unit for receiving the hookswitch position signal and analyzing and controlling input information and controlling each constituent block, A character display control unit for receiving the control instruction character and outputting a usage guidance character under the control of the main control unit; Public telephone to the lock to be connected to the specification-issuing unit and a trunk line for outputting includes a call function that sends and receives data for a telephone conversation, and credit checks and; A public telephone line network for exchanging information between the public telephone and a place outside the public telephone; A charge desired amount to be charged is input to the IC card inserted to notify whether the information of the IC card in the public telephone is charged through the public telephone line network, And a cash information server for inquiring credit information. The RFID reader according to claim 1, wherein the card reader unit comprises: an RF generator that reads / writes information of the inserted card using a radio frequency emitted through an antenna (A) if the loaded IC card is a non-contact type RF card; A contact type card detection unit for reading / writing information of the card through the contact unit B if the IC card is a contact type card, And a multiplexer unit for selecting one of the data and outputting the selected IC card data. The IC card according to claim 2, wherein when the inserted IC card is a contact and non-contact type card (Combi Card), the IC card operates as a contact type when charged, and operates as an RF card when the amount is reduced. Amount charging system. [2] The apparatus of claim 1, wherein the call function unit comprises: a CO line matching unit for connecting the CO line to the CO line to enable the use of the CO line and inputting the billing information through the CO line; and an amplifying unit for amplifying the voice signal transmitted and received by the CO line matching unit, And a control unit for receiving the card information to be inquired from the main control unit, modulating the received card information into analog data, outputting the modulated signal to the CO line through the CO line unit and the CO line matching unit, A demodulating unit receiving the digital voice data through the digital voice data input unit and the communication circuit unit, demodulating the digital voice data into digital data, and outputting the digital voice data to the main control unit; and generating a guidance voice under the control of the main control unit, amplifying the voice by the call circuit unit, And receives a DTMF signal, And a digital signal processor (DSP) for generating a digital voice signal. An amount-of-money display step of, when an off-hook signal is inputted and an IC card for contact and non-contact point is input, generating a perceived sound of completion of input and outputting an amount of the card to the display unit; Performing a phone call mode if the key is not an amount supplementary key and performing an amount supplement mode if the input key is a supplementary key for charging an amount of money. . The method according to claim 5, wherein the step of performing the money replenishment mode comprises: an amount input step of inputting a desired amount to the inserted card; and an input step of inputting credit information from a money information server as a credit card inquiry system And a credit inquiry step of charging the IC card using the public telephone. 7. The method according to claim 6, wherein the step of inquiring includes reading the input inquiry related information and inquiring of the inquiry system, which is the credit card inquiry system, A step of writing a desired amount in the inserted card if it is possible to make a replenishment and performing a supplementary information guidance if the determination result is not able to be supplemented; Wherein the method further comprises the steps of: determining whether or not the IC card is charged by the public telephone;