KR200324071Y1 - AP/xDSL integrated-typed Apparatus For Inquiring Credit Card - Google Patents

Abstract

The present invention is an xDSL / AP integrated credit card inquiry apparatus, which receives a wired LAN data, wireless LAN data and credit card information, converts it into a signal format that can be processed in an xDSL network, and transmits the received signal from the xDSL network. A credit card inquiry unit for transmitting the extracted credit card information by reading a credit card to the xDSL modem and receiving credit card transaction approval information from the xDSL modem unit, from the RF signal received from the wireless LAN subscriber station. Converts the data received from the RF module unit for restoring WLAN data and the data received from the RF module unit, the wired LAN subscriber station, and the credit card inquiry unit into a signal format that can be processed by the xDSL modem unit, and converts the data received from the xDSL modem unit. After analyzing and converting to a corresponding signal format, the RF module unit, the wired LAN subscriber station and And a matching distribution to send to the appropriate portion of the card reference section for.

Description

AP / xDSL integrated-typed Apparatus For Inquiring Credit Card}

The present invention relates to an AP / xDSL integrated credit card inquiry device, and more specifically, by allowing data transmission and reception for wired LAN subscribers and data transmission and reception for multiple WLAN subscribers as well as transmission and reception for credit card approval and payment information. The present invention relates to an AP / xDSL integrated credit card inquiry device capable of processing high-speed credit card inquiry and wired / wireless LAN subscriber data at low cost.

Currently, credit cards are widely used as a means of payment for the purchase of goods or the use of services due to the convenience of use and the convenience of portability, and the government strongly recommends the use of credit cards to maintain a transparent commerce order. It is true.

As the number of credit card users is increasing, damages caused by insolvent traders and fraudsters are occurring. To prevent this, card companies use a card checker to check the credit status of a payer when using a card.

1 is a configuration diagram of a credit card inquiry system using a conventional wired method.

Referring to FIG. 1, when the credit card terminal 170 reads credit card information and transmits the credit card information to the VAN server 100 through a wired network and a core network 130 including a general telephone network 210 or a dedicated network 230, The VAN server 100 receives the credit card transaction approval information by transmitting the received credit card information to the card company server 150 and transmits the received credit card transaction approval information to the credit card terminal 170 to perform a credit card inquiry.

However, in the case of the general telephone network 210 as described above, the access time for the service takes a long time, and when the service is used, the voice service becomes impossible as it occupies the general telephone network 210 used. In addition to the charge, there is a problem in that the economic burden of the affiliate store is increased by being charged a separate telephone charge.

In addition, according to the dedicated network 230, there is an advantage that can be a high-speed inquiry, accordingly has a problem that takes a lot of maintenance costs.

2 is a configuration diagram of a credit card inquiry system using a conventional wireless method.

In the wireless credit card inquiry system, the credit card information read from the credit card terminal 170 is transmitted to the VAN server 100 through the core network 130 via the PCS repeater 190 through the wireless network 250. Will be.

However, by the wireless network 250, there is an advantage that the installation and mobility is excellent, but still has a problem that a lot of usage fees are required.

In addition, due to the convenience of use and portable simplicity, the wireless LAN is widely used as a means of access to the Internet, and network operators are also widely used in the wireless LAN to accommodate subscriber demand for a rapidly increasing wireless environment. The investment and installation work is being carried out.

Therefore, network operators are installing a lot of APs (Access Points) for wireless LAN access, but there is a problem that it is difficult to find a place to install the AP as the number of APs increases rapidly.

Accordingly, the present invention is to overcome the irrationality of the conventional credit card inquiry system and the wireless LAN environment, and to provide a credit card inquiry apparatus that can provide a cheap and high-speed credit card inquiry and a wireless LAN environment at the same time.

The present invention has been made to solve the above problems, the first object of the present invention is to provide a high-speed credit card inquiry processing and wired LAN subscriber and at a lower cost by having an xDSL modem and a wireless LAN AP in the credit card inquiry machine The present invention provides an AP / xDSL integrated credit card inquiry apparatus, method, and a recording medium for enabling data processing for a plurality of WLAN subscribers.

It is a second object of the present invention to provide an AP / xDSL integrated credit card inquiry apparatus, a method and a recording medium thereof, each of which can be implemented through one module.

1 is a configuration diagram of a credit card inquiry system using a conventional wired method;

2 is a configuration diagram of a credit card inquiry system using a conventional wireless method;

3 is a block diagram of an AP / xDSL integrated credit card inquiry system according to the present invention,

Figure 4 is a block diagram showing the configuration of the AP / xDSL integrated credit card query device according to the present invention,

5 is a block diagram showing an internal configuration of an xDLS modem unit of FIG. 4;

6 is a block diagram illustrating an internal configuration of a matching distribution unit of FIG. 4;

7 is a block diagram illustrating an internal configuration of an RF module unit of FIG. 4;

8 is a block diagram showing an internal configuration of a credit card inquiry unit of FIG. 4;

9 is a flowchart illustrating a process of performing a credit card inquiry in an AP / xDSL integrated credit card inquiry apparatus according to the present invention;

10 is a flowchart illustrating a process of transmitting / receiving WLAN data in an AP / xDSL integrated credit card inquiry apparatus according to the present invention.

<Brief description of the major reference numerals>

10: AP / xDSL integrated credit card query device,

11 xDSL modem unit, 13 matching distribution unit,

13-1: control unit, 13-3: wired LAN interface unit,

13-5: RF module interface unit, 13-7: storage unit,

15: RF module unit, 17: credit card inquiry unit,

20: wired LAN subscriber terminal, 30: wireless LAN subscriber terminal,

According to a first aspect of the present invention for achieving the above object, in the xDSL / AP integrated credit card query device, receiving the wired LAN data, wireless LAN data and credit card information in a signal format that can be processed in the xDSL network A credit card that converts and transmits, receives an xDSL modem unit for receiving a signal from the xDSL network, reads a credit card, transfers the extracted credit card information to the xDSL modem, and receives credit card transaction approval information from the xDSL modem unit. Inquiry unit, RF module unit for restoring the WLAN data from the RF signal received from the wireless LAN subscriber station and a signal capable of processing data received from the RF module unit, wired LAN subscriber station and credit card inquiry unit in the xDSL modem unit Format, and analyzes the data received from the xDSL modem unit to obtain the corresponding signal format. An xDSL / AP integrated credit card inquiry apparatus may be provided, including a matching distribution unit for transmitting to a corresponding part of the RF module unit, a wired LAN subscriber station, and a credit card inquiry unit.

Other objects, specific advantages and novel features of the present invention will become more apparent from the following detailed description and the preferred embodiments associated with the accompanying drawings.

Hereinafter, with reference to the accompanying drawings to describe the embodiment of the present invention in detail.

3 is a block diagram of an AP / xDSL integrated credit card inquiry system according to the present invention.

As shown in Figure 3, xDSL / AP integrated credit card inquiry system according to the present invention is largely xDSL / AP integrated credit card inquiry device 10, VAN server 60, card company / bank company server 70, a plurality It consists of two wired LAN subscriber station 20 and a wireless LAN subscriber station (30).

The xDSL / AP integrated credit card inquiry device 10 is connected to the core network through the xDSL network, connected to the wired LAN subscriber station 20 through the wired LAN network, and connected to the wireless LAN subscriber station 30 through the WLAN network. . The xDSL / AP integrated credit card inquiry device 10 reads a credit card, transmits credit card information, receives a credit card transaction approval information, displays and outputs the credit card transaction authorization information, and wired LAN and a plurality of wireless LAN subscriber data. This is a device having a data relay function for transmitting and receiving to a core network, which will be described in detail with reference to FIG. 5.

The VAN server 60 receives the credit card information through the core network, transmits the credit card information to the card company / bank company server 70, and then receives the credit card transaction approval information from the card company / bank company server 70. In order to transmit to a wireless LAN credit card inquiry device through a wireless network or a wired network.

The card company / bank company server 70 receives credit card information from the VAN server 60 and compares the data with the data stored in the customer database to generate credit card transaction approval information and transmit the credit card transaction approval information to the VAN server 60.

The wired LAN and the plurality of wireless LAN subscriber terminals 30 have a function of allowing the wired LAN and the plurality of wireless LAN subscribers to communicate with the core network through an xDSL / AP integrated credit card inquiry machine.

Figure 4 is a block diagram showing the configuration of the AP / xDSL integrated credit card inquiry apparatus according to the present invention.

As shown in FIG. 4, the xDSL / AP integrated credit card inquiry machine according to the present invention is largely composed of an xDSL modem unit 11, a matching distribution unit 13, an RF module unit 15, and a credit card inquiry unit.

The xDSL modem unit 11 includes the wired LAN data received through the 10 / 100BaseT port, the wireless LAN data received from the RF module unit 15, and the credit card information received from the credit card inquiry unit 17. The xDSL network (ADSL, VDSL-DMT / QAM) to be connected to the core network, which will be described in detail with reference to FIG.

The matching distributor 13 is responsible for processing and controlling signals. The matching distribution unit 13 converts the data received from the RF module unit 15, the wired LAN subscriber station 20, and the credit card inquiry unit 17 into a signal format that can be processed by the xDSL modem unit 11, and the xDSL modem It analyzes the data received from the unit 11 and converts it into a corresponding signal format and transmits the data to the corresponding part of the RF module unit 15, the wired LAN subscriber station 20, and the credit card inquiry unit 17. This will be described in detail with reference to FIG. 7.

The RF module unit 15 is responsible for processing wireless LAN data (IEEE 802.11b / g / a) transmitted and received from the wireless LAN subscriber station 30 to be transmitted through the xDSL modem unit 11, this This will be described in detail with reference to FIG. 8.

The credit card inquiry unit 17 plays a role of transmitting credit card information read by reading a credit card through an xDSL modem and receiving and outputting credit card transaction approval information from the xDSL modem unit 11. This will be described in detail with reference to FIG. 9.

In FIG. 4, the credit card inquiry unit 17 may be configured to be connected to a PSTN network or a dedicated network. This is to ensure that the credit card inquiry service can be continued through the general telephone network when an error occurs in the xDSL network.

5 is a block diagram illustrating an internal configuration of an xDLS modem unit of FIG. 4.

As shown in FIG. 5, the xDSL modem unit 11 includes a data pump 11-7, an AFE chip 11-5, a line driver 11-3, and a line interface 11-1.

The data pump 11-7 converts a plurality of wired LAN data, wireless LAN data, and credit card information received from the matching distribution unit 13 into xDSL frames, and also plays a role of clock and error correction.

The AFE chip 11-5 D / A converts the xDSL frame received from the data pump 11-7 or performs the reverse function.

The line driver 11-3 plays a role of impedance matching with the xDSL line.

The line interface unit 11-1 is responsible for protecting the xDSL modem unit 11 from overvoltage and overcurrent, and is responsible for the EMI function.

FIG. 6 is a block diagram showing an internal configuration of the matching distribution unit 13 of FIG.

As shown in FIG. 6, the matching distribution unit 13 includes a control unit 13-1, a wired LAN interface unit 13-3, an RF module interface unit 13-5, and a storage unit 13-7. It is composed.

The control unit 13-1 is a core chip of the digital module and controls each of the above components, and has low power and low heat generation.

The storage unit 13-7 is composed of a Flash ROM and an SDRAM, and is a part in which information of a system is stored or a substantial operation occurs.

The wired LAN interface unit 13-3 provides one RJ-45 type 10 / 100BaseT interface as a part supporting an Ethernet interface that satisfies IEEE 802.3.

The RF module interface unit 13-5 is a part interworking with the RF module unit and can process IEEE 802.11b / g / a.

FIG. 7 is a block diagram illustrating an internal configuration of the RF module unit 15 of FIG. 4.

As shown in FIG. 7, the RF module unit 15 includes an RF amplifier 15-1, a frequency converter 15-3, a modulator 15-5, a base signal processor 15-7, and a physical device. It is comprised of the layer connection part 15-9.

The RF amplifying unit 15-1 is for amplifying an RF signal. When the RF amplifying unit 15-1 transmits a signal from the RF module unit 15 to the wireless LAN subscriber station 30, the RF amplifying unit 15-1 transmits a signal converted into an RF signal to space. A power amplifier PA is used to amplify the power of a signal to be used, and when a signal is received from the WLAN subscriber station 30, a low noise amplifier LNA is used to amplify the received high frequency signal without noise. The RF amplifier 15-1 is coupled to the antenna.

The frequency converter 15-3 is for performing a signal conversion between the RF signal and the IF signal, and received from the wireless LAN subscriber station 30 and amplified by the RF amplification unit 15-1. 2472 MHz is converted into an IF signal (about 374 MHz), and when a signal is transmitted to the WLAN subscriber station 30, the IF signal (about 374 MHz) is converted to an RF signal (2412 to 2472 MHz).

The modulation / demodulation unit 15-5 is to load a digital signal, which is a base signal, on a carrier wave, which is an IF analog signal, or perform the reverse process. Convert to

The base signal processor 15-7 spreads or despreads a digital signal which is a base signal. The base signal processor 15-7 spreads and spreads information in a wide frequency region using a spread coding technique.

The physical layer connection unit 15-9 is for physically connecting the RF module unit 15 and the matching distribution unit 13, and processes the PCMCIA type interface. The MAC layer of the physical layer connection unit 15-9 is equipped with a protocol for processing in accordance with a communication protocol for a wireless LAN service and functions to control normal wireless LAN service. The functions and methods thereof are very diverse. It may need to be adjusted accordingly depending on the network to be used. The typical functions of the MAC layer include power management functions to reduce power consumption, complementary algorithms, and the service structure includes an Infra-Structure structure, a centralized control method, and an Ad-hoc structure for direct communication between terminals.

8 is a block diagram showing the internal configuration of the credit card inquiry section 17 of FIG.

As shown in FIG. 8, the credit card inquiry section 17 is composed of an output section 17-3, a display section, a card reading section 17-7, a key input section 17-9, and a control section 17-1. do.

The output unit 17-3 is a part for outputting information such as credit card transaction approval information, payment period, payment amount, etc. received from the VAN server 60, and a dot printer or a thermal transfer printer is mainly used. .

The display unit displays the credit card transaction approval information received from the VAN server 60 on a screen so that the credit card holder can check information such as whether the credit card transaction is approved, the installment period, the payment amount, and the like. The CRT / LCD / Display elements such as EL are used.

The card reader 17-7 reads the credit card information recorded on the credit card. The card reader 17-7 reads the magnetic band portion of the credit card to read information on the credit card holder.

The key input unit 17-9 is for inputting payment amount and installment amount information. A keyboard or the like is used a lot, but a touch screen or the like may be used.

The controller 17-1 is for controlling the constituent means. The controller 17-1 matches the credit card information read out from the card reader 17-7 and the payment price and the installment period information input through the key input unit 17-9. Generate a command signal for transmission to the distribution unit 13, and transmit a control command signal for displaying and outputting the credit card transaction approval information received from the matching distribution unit 13 to the output unit 17-3 and the display unit. .

9 is a flowchart illustrating a process of performing a credit card inquiry in an AP / xDSL integrated credit card inquiry apparatus according to the present invention.

First, when swiping a credit card on the card reader 17-7 of the xDSL / AP integrated credit card inquiry machine provided at the credit card merchant, the credit card information is read, and the read credit card information is controlled by the control unit 13-1. The control signal is transmitted to the matching distribution unit 13 (S900). In addition, the payment price and installment period information input through the key input unit 17-9 are also transmitted to the matching distribution unit 13.

Then, the matching distribution unit 13 converts the received credit card information into a signal format that can be processed by the xDSL modem unit 11 and transmits it to the xDSL modem unit 11 (S910).

Next, the xDSL modem unit 11 converts the signal format so that the signal received from the matching distribution unit 13 can be transmitted through the xDSL network, and then transmits the signal through the xDSL network (S920). Credit card information transmitted through the xDSL network is transmitted to the VAN server 60 and the card company / bank company server 70 through the core network.

Credit card transaction approval information from the VAN server 60 and the card company / bank company server 70 is transmitted to the xDSL network through the core network (S930).

Next, the xDSL modem unit 11 converts the signal received from the xDSL network to be processed by the matching distributor 13, and then transmits the signal to the matching distributor 13.

Next, the matching distribution unit 13 converts the signal received from the xDSL modem unit 11 to be processed by the credit card inquiry unit 17 and then transmits the signal to the credit card inquiry unit 17 (S940). .

Next, the credit card inquiry unit 17 receives, displays and outputs the converted credit card transaction approval information (S950). That is, the credit card transaction approval information, payment price, and installment period information are output as slips through the output unit 17-3, and output to the screen through the display unit so that the credit card holder can check them.

10 is a flowchart illustrating a process of transmitting and receiving wired / wireless LAN data in an AP / xDSL integrated credit card inquiry apparatus according to the present invention.

First, data is transmitted to the matching distribution unit 13 through the Ethernet port, which is the wired LAN interface unit 13-3 of the xDSL / AP integrated credit card inquiry device 10. In addition, the WLAN data received from the WLAN subscriber station 30 is transmitted to the matching distribution unit 13 through the RF module unit 15 (S1000).

Next, the matching distribution unit 13 converts the received wired LAN and wireless LAN information into a signal format that can be processed by the xDSL modem unit 11 and transmits the signal to the xDSL modem unit 11 (S1010).

Next, the xDSL modem unit 11 converts the signal format so that the signal received from the matching distribution unit 13 can be transmitted through the xDSL network, and then transmits the signal through the xDSL network (S1020). Wired and wireless LAN information transmitted through the xDSL network is connected to various networks such as the Internet through the core network.

Information received from various networks such as the Internet is transmitted to the xDSL network through the core network (S1030).

Next, the xDSL modem unit 11 converts the signal received from the xDSL network to be processed by the matching distributor 13, and then transmits the signal to the matching distributor 13 (S1040).

Next, the matching distribution unit 13 converts the signal received from the xDSL modem unit 11 to be processed by the wired LAN interface unit 13-3 and the RF module unit 15, and then transmits the signal to the corresponding unit ( S1050, S1060).

Then, the wireless LAN subscriber terminal 30 connected through the wired LAN subscriber connected to the 10 / 100BaseT interface unit and the RF module unit 15 may check the received information.

Although the present embodiment has been illustrated and described as a limited to a wireless credit card terminal, the present invention is not limited to this, but can be applied to various terminals in which the wireless LAN method can be adopted.

According to the present invention as described above, by providing an xDSL modem and a wireless LAN AP in the credit card inquiry machine, an AP that enables high-speed credit card inquiry processing and data processing for wired LAN subscribers and a plurality of wireless LAN subscribers at a lower cost. / xDSL integrated credit card inquiry can be provided.

In addition, it is possible to provide an AP / xDSL integrated credit card inquiry device that can implement each part through a single module.

Although the present invention has been described in connection with the above-mentioned preferred embodiments, it is possible to make various modifications or variations without departing from the spirit and scope of the invention. Accordingly, the scope of the appended utility model claims will include such modifications and variations as fall within the spirit of the present invention.

Claims (5)

In xDSL / AP integrated credit card inquiry device, An xDSL modem unit for receiving wired LAN data, wireless LAN data, and credit card information, converting the same into a signal format that can be processed in an xDSL network, and receiving a signal from the xDSL network; A credit card inquiry unit for reading the credit card and transmitting the extracted credit card information to the xDSL modem, and receiving credit card transaction approval information from the xDSL modem unit; An RF module unit for restoring the WLAN data from the RF signal received from the WLAN subscriber station; And After converting the data received from the RF module unit, the wired LAN subscriber station and the credit card inquiry unit into a signal format that can be processed by the xDSL modem unit, the data received from the xDSL modem unit is analyzed and converted into a corresponding signal format. XDSL / AP integrated credit card inquiry device comprising a matching distribution unit for transmitting to the corresponding portion of the RF module unit, wired LAN subscriber station and credit card inquiry unit. The method of claim 1, The registration distributor A wired LAN interface unit for physically connecting and transmitting and receiving data between the wired LAN subscriber station and the xDSL modem unit; An RF module interface unit physically connected to enable data transmission and reception between the RF module unit and the xDSL modem unit; And A control unit for controlling each configuration, transmitting the credit card information received from the credit card inquiry unit to the xDSL modem unit, and transmitting the credit card authorization information received from the xDSL modem unit to the credit card inquiry unit. XDSL / AP integrated credit card inquiry device, characterized in that. The method of claim 1, The RF module unit An RF amplifier for amplifying the RF signal; A frequency converter for performing signal conversion between the RF signal and the IF signal; A modulation / demodulator for performing signal conversion between the digital data and the IF signal; A base signal processor for spreading or despreading the digital data; And XDSL / AP integrated credit card inquiry device comprising a physical layer connection for physically connecting the RF module unit and the media conversion unit. The method of claim 1, The credit card inquiry unit An output unit for outputting the credit card transaction approval information; A display unit for displaying the credit card transaction approval information; A card reader for reading credit card information recorded in a credit card; And An xDSL / AP integrated credit card inquiry apparatus comprising a key input unit for inputting price information and installment amount information. The method of claim 1, The xDSL modem unit A data pump which receives at least one of wired LAN data, wireless LAN data, and credit card information from the matching distribution unit and converts the information into an xDLS frame; An AFE chip for performing D / A conversion processing on xDSL frames received from the data pump; a line driver which performs an impedance matching process with the xDLS line; And An xDSL / AP integrated credit card inquiry device, comprising: a line interface unit for performing protection against overvoltage and overcurrent and EMI processing.