KR20020093509A - Electronic commerce method using audio signal of mobile station and system therefor - Google Patents

Abstract

The present invention discloses an electronic commerce method using a voice signal of a mobile communication terminal capable of executing electronic commerce and electronic payment generated offline using a general mobile communication terminal and a system therefor. The electronic commerce method according to the present invention comprises the steps of determining the transaction amount in the sales system; Connecting the mobile communication terminal with an electronic commerce management system; Identifying a user of the mobile communication terminal by the electronic commerce management system; Connecting the sales system and the electronic commerce management system through the mobile communication terminal; Transmitting a transaction amount and a voice signal of the identification signal of the sales system from the sales system to the electronic commerce management system; The electronic commerce management system determines whether the transaction is approved, and the electronic commerce management server records the information of the user and the transaction amount and imposes the transaction amount on the user; Transmitting a voice signal of the transaction approval information from the electronic commerce management system to the sales system; The transaction is executed by the sales system. According to the present invention, there is an effect that a user can use the e-commerce and the electronic payment for the offline sales system using a general mobile communication terminal, thereby providing a wide range of additional services and various services for the mobile communication terminal There is an effect that can meet the needs of the user.

Description

Electronic commerce method and system using voice signal of mobile communication terminal {ELECTRONIC COMMERCE METHOD USING AUDIO SIGNAL OF MOBILE STATION AND SYSTEM THEREFOR}

The present invention relates to an electronic commerce system, and more particularly, to an electronic commerce and electronic payment for an off-line sales system using a voice signal and a mobile communication network of a mobile communication terminal. The present invention relates to an electronic commerce method using a voice signal and a system therefor.

As is well known, electronic commerce means commerce on a network based on the exchange of electronic data. Recently, due to the development of the network system and the expansion of the Internet, the e-commerce system is rapidly spreading, and the electronic payment system that can be used in the e-commerce system is also rapidly developing.

In connection with the present invention, the micro-electronic payment method currently used in the electronic commerce system includes a smart card-type electronic money that stores the value in an IC chip in a plastic card of a credit card type and stores the value in an account on a computer network. There is a method using a network type electronic money. However, the smart card type is intended for small-scale transactions in the off-line where a separate terminal is installed, but a separate terminal for payment is required and the smart card type can be generalized when the smart card is widely used. There is a disadvantage that a sophisticated software system must be prepared for purchase, transaction collection, and the like. Since network type electronic money is used as a payment method for online transactions, there is a disadvantage that both parties must have a PC or a terminal connected to the network.

Another electronic payment method may be an electronic payment method using a mobile communication terminal. For example, a wireless telephone facility may be added to an offline sales system such as a vending machine, and the user may access his / her wireless phone by using his mobile communication terminal, and settle the use amount of the vending machine as an additional service in order to supply the goods of the vending machine. How to buy. Another electronic payment method using a mobile communication terminal is a method in which a vending machine is equipped with an infrared communication port and a user can operate the vending machine using a mobile communication terminal equipped with an infrared communication port.

Unlike the aforementioned method, the electronic payment method using the mobile communication terminal can be electronic payment even when the sales system is offline. However, there is a problem in that electronic payment is possible only when an expensive wireless telephone facility is added to a sales system or a user separately purchases a mobile communication terminal having an infrared communication port function. Therefore, the user who owns a normal mobile communication terminal has There is a drawback that you cannot use electronic trading methods at all.

Accordingly, the present invention has been made to solve the disadvantages and problems of the various techniques described above, the voice signal of the mobile communication terminal that can perform electronic commerce and electronic payment for the off-line sales system using a conventional mobile communication terminal An object of the present invention is to provide an electronic commerce method and a system therefor.

An electronic commerce method according to the present invention for achieving the above object is a method for executing an electronic commerce using a mobile communication terminal in an electronic commerce system,

The electronic commerce system is provided with a voice signal transmitting / receiving unit, a sales system for transacting with a user by transmitting and receiving a voice signal with the mobile communication terminal, and transmitting and receiving a voice signal with a sales system through a mobile communication terminal, Determining an amount of a transaction in a sales system, comprising an electronic commerce management system for controlling the performance of commerce; Connecting the mobile communication terminal with an electronic commerce management system; Identifying a user of the mobile communication terminal by the electronic commerce management system; Connecting the sales system and the electronic commerce management system through the mobile communication terminal; Transmitting a transaction amount and a voice signal of the identification signal of the sales system from the sales system to the electronic commerce management system; The electronic commerce management system determines whether the transaction is approved, and the electronic commerce management server records the information of the user and the transaction amount and imposes the transaction amount on the user; Transmitting a voice signal of the transaction approval information from the electronic commerce management system to the sales system; The transaction is executed by the sales system.

The electronic commerce system according to the present invention is a system for enabling electronic commerce using a voice signal of a mobile communication terminal, and is connected to a mobile communication terminal through a mobile communication network, determines whether to approve a transaction, and determines transaction approval information as a voice signal. An electronic commerce management system for transmitting to the mobile communication terminal and charging the transaction amount to the user; It is possible to transmit and receive a voice signal with the mobile communication terminal, the transaction amount is determined, and when a voice signal of the transaction approval information is received from the mobile communication terminal, the sales system for providing a transaction corresponding to the transaction amount to the user.

1 is a block diagram showing the configuration of an electronic commerce system using a voice signal of a mobile communication terminal according to an embodiment of the present invention;

2 is a flowchart illustrating an electronic commerce process using a voice signal of a mobile communication terminal according to an embodiment of the present invention.

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

50: mobile communication terminal 100: sales system

110: voice signal receiver 120: voice signal transmitter

130: voice signal processing unit 140: control unit

150: encryption and decryption unit 160: sales driving mechanism

200: mobile communication system 300: electronic commerce management system

310: e-commerce management server 320: sales system management DB

330: voice signal generator

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the present invention.

1 is a block diagram showing the configuration of an electronic commerce system using a voice signal of a mobile communication terminal according to an embodiment of the present invention. Referring to FIG. 1, the electronic commerce system of the present invention includes a mobile communication terminal 50, a sales system 100, a mobile communication system 200, and an electronic commerce management system 300. The sales system 100 includes a voice signal receiver 110, a voice signal transmitter 120, a voice signal processor 130, a controller 140, an encryption and decryption unit 150, and a sales driving mechanism 160. The electronic commerce management system 300 includes an electronic commerce management server 310, a sales system management DB 320, and a voice signal generator 330. Here, the sales system 100 includes all commerce systems such as, for example, goods transactions, service transactions, etc., which are possible for electronic payment and electronic commerce according to the present invention. Hereinafter, for convenience of explanation, a sales system for goods transactions will be described. Let's explain.

The components of each system will be described with reference to FIG. 1. First, the mobile communication terminal 50 is a conventional mobile communication terminal without a separate additional device having a special function. In addition, the voice signal receiver 110 of the sales system 100 is a means for receiving a voice signal output through the receiver unit of the mobile communication terminal 50 and converting the voice signal into an electrical signal, which may be implemented using a conventional microphone. have. The voice signal transmitter 120 is a means for converting an electrical voice signal provided from the voice signal processor 130, which will be described later, into a voice signal of an audible frequency band, and transmitting the voice signal to a transmitter of the mobile communication terminal 50, using a conventional speaker. Can be implemented. The voice signal processor 130 of the sales system 100 may encrypt and decrypt the electrical voice signal provided from the voice signal receiver 110 through a predetermined signal processing process such as amplification, noise reduction, and conversion into digital data. And transmits the encrypted electrical voice signal provided from the encryption and decryption unit 150 to the voice signal transmitter 120 through a predetermined signal processing process such as conversion into analog data.

The controller 140 controls the overall operation of the sales system 100 to execute the electronic commerce method according to the present invention. The decrypted voice signal provided from the encryption and decryption unit 150 to be described later is analyzed, and the sales driving mechanism 160 is driven according to the analysis result so that the user can purchase the article. In addition, the controller 140 pre-stores various voice signals for executing electronic commerce according to the present invention in an internal memory means (not shown) and encrypts them through the encryption and decryption unit 150 to convert the encrypted signals into the voice signal processor. Through the 130 and the voice signal transmitter 120 transmits to the user's mobile communication terminal (50).

The encryption and decryption unit 150 decrypts the encrypted voice signal provided from the voice signal processing unit 130 to a state before encryption and transmits the encrypted voice signal to the control unit 140 again under the control of the control unit 140, and also controls the control unit 140. ) Encrypts the pre-stored voice signal and transmits it back to the controller 140. Accordingly, the sales system 100 transmits and receives an encrypted voice signal to and from the mobile communication terminal 50 in order to prevent duplication of the voice signal in executing the electronic commerce according to the present invention. The encryption and decryption unit 150 encrypts or decrypts the voice signal through a predetermined signal processing process.

Here, the encryption process performed by the encryption and decryption unit 150 may be implemented in various forms. For example, a method of pre-stored various encryption signals in the encryption and decryption unit 150 to insert the encrypted signals into the above-described voice signal and transmit them. In this method, tone signals having different levels or lengths are pre-stored in the encryption and decryption unit 150 so that an arbitrary tone signal (encryption signal) is specified when the e-commerce according to the present invention is executed. Insert it in place.

Next, the sales drive mechanism 160 is a total drive mechanism that typically constitutes a vending machine and includes all components of a conventional vending machine. A controller (not shown) of the sales mechanism 160 is a coin. Even if the user does not input the transaction amount, when the user inputs the transaction amount, the control signal from the control unit 140 counts the transaction amount, and allows the user to purchase an item corresponding to the transaction amount, and the processing result is returned to the control unit 140. Perform additional functions to send to.

The mobile communication system 200 shown in FIG. 1 is an entire system of a general mobile communication service provider. In this embodiment, a general mobile communication system including a mobile communication base station, a base station controller, a mobile communication switch, and the like is not modified. Apply. The mobile communication system 200 performs a call relay between the above-described mobile communication terminal 50 and the electronic commerce management system 300 described later in executing the electronic commerce method according to the present invention.

Next, referring to the electronic commerce management system 300 according to the present invention, the electronic commerce management system 300 allows the user to use the above-described sales system 100 using the mobile communication terminal 50. It is a system to control the process. The electronic commerce management server 310 of the electronic commerce management system 300 is connected to the mobile communication system 200 to decode the encrypted voice signal transmitted from the mobile communication terminal 50 to the user and the sales system 100. Determining whether or not the transaction is approved, and receiving the voice signal corresponding to the transaction approval information from the voice signal generator 330 and encrypting it again through the mobile communication system 200 and the mobile communication terminal 50 to sell the system 100. ) To send to.

The sales system management DB 320 of the electronic commerce management system 300 stores a database of information on all sales systems and users that are integrated and managed in the electronic commerce management system. For example, the sales system management DB 320 stores information such as a unique number and identification signal of each sales system, an owner name, an owner's payment account, a user's mobile phone number, and a user's payment account. .

The voice signal generator 330 of the electronic commerce management system 300 communicates with various guide messages and sales system 100 for transmitting to the user through the mobile communication terminal 50 in executing the electronic commerce according to the present invention. Various pre-messages to be stored in the form of a voice signal, and performs the function of outputting a corresponding voice signal under the control of the electronic commerce management server 310.

Hereinafter, the electronic commerce process of the electronic commerce system using the voice signal of the mobile communication terminal having the above-described configuration will be described.

Referring to FIG. 2, first, a transaction amount is determined by the sales system 100 (S10). The transaction amount is automatically determined when a user who is predetermined in the sales system 100 selects a purchase item when the transaction target is an item, or allows the user to input the transaction amount by an input means of the sales system 100. When the transaction target is a service, the transaction amount is determined by the sales system 100 or input by the service provider.

When the transaction amount is determined in this way, the user dials the access number of the electronic commerce management system 300 using his mobile communication terminal 50. Accordingly, the mobile communication terminal 50 makes a call connection request to the mobile communication system 200, and the mobile communication system 200 responds to the electronic commerce management system 300 corresponding to the telephone number dialed by the user. By connecting the call between the mobile communication terminal 50 and the user is connected to the electronic commerce system 300 (S20). The electronic commerce management server 310 of the electronic commerce system 300 confirms the user through the telephone number of the connected mobile communication terminal (S30).

After confirmation of the user, the sales system 100 and the e-commerce management system 300 is connected (S40). The e-commerce management server 310 allows the user to bring the mobile communication terminal 50 close to the voice signal receiver and transmitter 110 and 120 of the sales system 100 or to connect to the sales system 100 using a signal line. The voice guide message is read from the voice signal generator 330 and transmitted to the mobile communication terminal 50 through the mobile communication system 200. The user according to the guidance message, the receiver unit of the mobile communication terminal 50 to the voice signal receiving unit 110, the transmitter unit close to the voice signal transmitting unit 120, or the terminal of the mobile communication terminal 50 to the sales system 100 Connect to the terminal of.

When the communication between the sales system 100 and the electronic commerce management system 300 is enabled by a voice signal, the sales system 100 stores the transaction amount and internal storage means of the controller 140 of the sales system 100 (shown in FIG. (Omitted) transmits its own unique identification signal to the electronic commerce management system 300 (S50). In the present invention, in order to normally execute the electronic commerce method according to the present invention, the electronic commerce management server 310 should be able to distinguish and recognize the sales system 100 to be used by the user. Accordingly, the sales system 100 is pre-assigned with a unique identification signal indicating, for example, the sales system of "Registration No. 100", and the sales system 100 when the electronic commerce according to the present invention is required. Transmits its identification signal along with the transaction amount to the electronic commerce system 300.

The method of transmitting the identification signal of the sales system 100 to the electronic commerce system 300 may be implemented in various forms. For example, a method for transmitting a separate identification signal transmission button on the outside of the sales system 100 and transmitting the transaction with the transaction amount after the user operates the identification signal transmission button after step S40 described above. In step S40, the e-commerce management server 310 generates a predetermined encrypted identification signal request voice signal from the voice signal generator 330, and receives the voice signal receiver of the sales system 100 through the mobile communication terminal 50. In response to the identification signal request, the sales system 100 encrypts the identification signal according to the request of the identification signal, outputs it in the form of a voice signal, and transmits it to the e-commerce management server 310 through the mobile communication terminal 50. How to do this.

Referring to the former case, for example, in the above-described step (S40), the user moves his mobile communication terminal 50 to the voice signal transmitter and receiver 110, 120 of the sales system 100 or to the signal line. By operating the identification signal transmission button after connecting the mobile communication terminal 50 and the sales system 100, the sales system 100 is in an operable state, and the control unit 140 continues to the sales system 100. The information to be transmitted, such as the donor's own unique identification signal and the amount determined in step (S10) is transmitted to the encryption and decryption unit 150, and the encryption and decryption unit 150 is to transmit the identification signal and the amount before determination After the information is encrypted by a predetermined encryption algorithm, the information is transmitted to the mobile communication terminal 50 through the voice signal processor 130 and the voice signal transmitter 120. Accordingly, the encrypted voice signal for the identification signal output through the voice signal transmitter 120 is input to the transmitter of the mobile communication terminal 50 and transmitted to the e-commerce management server 310 through the mobile communication system 200. do.

The e-commerce management server 310 receives the encrypted identification signal transmitted from the sales system 100 and the transaction amount determined in step S10, and the received identification signal and the telephone number of the mobile communication terminal 50 previously input. It is determined whether the transaction is approved (S60). At this time, as the determination of the identification signal, the e-commerce management server 310 extracts the identification signal and the transaction amount from which the encryption signal is removed through a predetermined signal processing process, and a plurality of pre-stored in the sales system management DB 320. By searching for a matching identification signal among the identification signals for the sales system, it is determined whether the sales system 100 is the sales system 100 previously registered in the electronic commerce management system 300. As a result of the determination in step S60, it is determined that the user of the mobile communication terminal 50 overdues the payment due to the use of the terminal or that the sales system 100 is a sales system that is not registered in the e-commerce management server 330. In the case where the transaction is not available, a guide message indicating that the transaction is impossible is read from the voice signal generator 330 and transmitted to the mobile communication terminal 50, and the connection with the mobile communication terminal 50 is terminated.

As a result of the determination in step S60, when the transaction is approved, the e-commerce management server 310 records the information of the user and the transaction amount, and imposes the transaction amount on the user (S70), and encrypts the transaction approval information. Transmission to the sales system 100 (S80). The approval information is previously set in advance in a predetermined form between the sales system 100 and the electronic commerce management system 300. The approval information may be, for example, an approval message such as "approving the transaction of the sales system 100", or may be a group of numbers consisting of a specific signal, a serial number, and a confirmation bit. As such, when the approval information is transmitted from the e-commerce management system 300, the sales system 100 determines the authenticity of the approval information based on the form of the previously approved approval information, and if the approval information is determined to be true, the user Prepares the requested transaction and executes the transaction (S90). In the same manner as in a normal sales system, a user can purchase a desired item by operating an item selection button provided on the outside of the sale system 100, and when the user operates the item selection button, the sale system 100 is used by the user. Provide the requested goods. When the transaction is completed, the sales system 100 transmits a transaction completion signal to the electronic commerce management server 310 and ends the transaction. In response to the transaction completion signal, the user releases the connection between the mobile communication terminal 50 and the sales system 100.

In the above-described steps (S40, S70), the voice signal is encrypted, and the sales system 100 and the electronic commerce management system 300 decode the encrypted voice signal to recognize the received voice signal. The encrypted signal is randomly changed by the encryption and decryption unit 150 whenever an electronic commerce is performed. Therefore, since the encrypted signal is not fixed but is randomly changed, illegal transactions using copying means such as a recorder are prevented.

On the other hand, the above-described embodiment has been described with an example that the e-commerce is a sales system for the object, but this is only one object to which the e-commerce according to the present invention is applied, the voice signal receiver 110, the voice signal transmitter 120, the voice signal processing unit 130, the control unit 140, and all the off-line e-commerce system equipped with each component means for performing the same function, such as the encryption and decryption unit 150 as described above The same effect can be obtained by applying the same method of commerce and electronic payment. In addition, although the electronic commerce system implementing the present invention comprises a mobile communication terminal and a mobile communication system according to the above components, a communication system associated with another communication terminal such as a landline telephone in addition to the mobile communication terminal is also employed to implement the present invention. Of course it can be.

According to the present invention as described above, there is an effect that the user can use the e-commerce and the electronic payment for the offline sales system using the conventional mobile communication terminal according to the conventional, thereby the mobile terminal There is an effect that can provide a wider value-added services and meet the needs of various users.

Claims (7)

In the method of executing an electronic commerce using a mobile communication terminal in an electronic commerce system, The electronic commerce system includes a sales system that has a voice signal transmitting / receiving unit and deals with a user through voice signal transmission / reception with the mobile communication terminal, and transmits and receives the voice signal with the sales system through the mobile communication terminal. An electronic commerce management system for controlling the performance of the electronic commerce with the system, The method is: Determining a transaction amount in a sales system; Connecting the mobile communication terminal with the electronic commerce management system; Identifying a user of the mobile communication terminal by the electronic commerce management system; Connecting the sales system and the electronic commerce management system via the mobile communication terminal; Transmitting the transaction price and the audio signal of the identification signal of the sales system from the sales system to the electronic commerce management system; Determining, by the electronic commerce management system, whether to approve a transaction, recording, by the electronic commerce management server, information of the user and the transaction amount, and imposing the transaction amount on the user; Transmitting a voice signal of transaction approval information from the electronic commerce management system to the sales system; Electronic transaction method using a voice signal of a mobile communication terminal comprising the step of executing a transaction by the sales system. The method of claim 1, The form of the transaction approval information is preset in the sales system and the electronic commerce management system, and the sales system sets the authenticity of the transaction approval information transmitted from the electronic commerce management system in the preset form of the transaction approval information. Electronic commerce method using the voice signal of the mobile communication terminal to determine based on. The method according to claim 1 or 2, And the voice signal transmitted and received between the sales system and the electronic commerce management system through the mobile communication terminal is an encrypted voice signal. The method of claim 1, And an electronic signal using a voice signal of a mobile communication terminal connecting the sales system and the electronic commerce management system in a non-contact manner to the mobile communication terminal. The method of claim 1, And a voice signal of a mobile communication terminal connecting the mobile communication terminal to the sales system with a signal line to connect the sales system and the electronic commerce management system. In the system for enabling electronic commerce using the voice signal of the mobile communication terminal, An electronic commerce management system connected to the mobile communication terminal through a mobile communication network, determining whether to approve a transaction, transmitting transaction approval information to the mobile communication terminal as a voice signal, and billing the transaction amount to a user; When the voice signal can be transmitted and received with the mobile communication terminal, the transaction price is determined, and the voice signal of the transaction approval information is received from the mobile communication terminal, a sale corresponding to the transaction price is provided to the user. Electronic commerce system using a mobile communication terminal comprising a system. The method of claim 6, The electronic commerce management system and the sales system further include encryption and decryption means, respectively, and encrypt and transmit the voice signals to each other.