KR20010110254A - Method for implementing automatic dialing in cordless phone incorporating card reader and thereof - Google Patents

Abstract

The present invention relates to a wired / wireless telephone having a card reader to implement automatic dialing. In particular, the wired / wireless telephone includes a card reader for reading an international prepaid card and a postpaid card to facilitate an ACR function for automatically calling a specific exchange facility. It relates to a wired and wireless telephone having a card reader to be able to perform. The present invention for this purpose is connected to a CO line automatically sends the input number of the prepaid / postpaid card, and after the user inputs the telephone number in the wired or wireless telephone connecting the user and the CO line, when the pre / postpaid card is connected A card reader for reading prepaid / deferred card information and transmitting the card information to the wired / wireless telephone, an interface unit for providing an interface with the card reader, and a specific exchange facility according to the card information received from the card reader. It provides a wired and wireless telephone having a card reader consisting of a control unit for automatically calling and performing a call according to a user's key input.

Description

A method for implementing automatic dialing of a wired / wireless telephone having a card reader and a wired / wireless telephone having the card reader TECHNICAL FIELD

The present invention relates to a wired / wireless telephone having a card reader and implementing ACR (Automatic Call Routing). In particular, a wired / wireless telephone is provided with a card reader for reading international prepaid cards and postpaid cards. The present invention relates to a wired / wireless telephone having a card reader for easily performing the ACR function.

At present, the information and communication business has grown into a core business of the 21st century national economy, and until now, it has been led by the state due to the enormous cost of establishing a communication network. However, it is true that it is difficult to develop a variety of high quality communication services that can compete with foreign companies in the conventional state-led telecommunication business form. As a result, Byeoljeong Telecom was created based on the Telecommunications Business Law to implement a new level of service. Specialized telecommunications service is a telephone bill service system that uses a prepaid / postpaid card of a special telecommunications carrier to reduce the calculated charge in a prepaid or postpaid manner every time a telephone call is made.

To this end, the user purchases a telephone prepaid / postpaid card, and the service provider's exchange system checks the code allowing the prepaid / postpaid card to be used when calculating the charge and then deducts the charge from the card. Based on this, the special telecommunications operator recruits members to sell and operate the card. In line with this, telephone cards, which were initially used only for public phones, have been developed in various ways depending on their purpose of use, payment method, and functions. For example, there are KT cards, various international prepaid cards, postpaid cards, and prepaid and postpaid cards for each telecommunication service provider.

When making a call using the prepaid card and the postpaid card, the call can be made through several steps. In the case of the prepaid card, first pick up the handset and press 00XXX. Then, according to the announcement, press the 10-digit card number and #, press the opponent's area code and the opponent's number, and press the # button. For example, if the other party number is 123-4567, 00XXX + card number (10 digits + #) + (02) 123 4567 + #.

In the case of the postpaid card, first pick up the receiver and press the access number XXX.

In this way, the user is required to press a number button on the phone for a simple phone call because the user has to make a call in several steps according to the announcement. The prepaid card and the postpaid card have a problem of not being used well despite the discount rate.

Conventionally, an Automatic Call Routing (ACR) device is connected to the telephone to solve this problem. As shown in FIG. 1, a general automatic dialing device 20 is connected to a general telephone 30 and connected to a trunk line telephone line 10. Enter the access number and the number of the prepaid / postpaid card in the automatic dial device 20, and when the subscriber enters the telephone number of the target to be called during the call through the general telephone 30, the access number automatically stored And the number of the prepaid card is transmitted to the exchange via the CO line 10, and then the telephone number is transmitted to start the call.

The prior art simply stores and changes data and judges an input number to send out an exchange facility use number, or sets a program according to a telephone card to be used, and incorporates a hook state detection circuit to lift a handset for a call in advance. The phone card number you have set up, that is, the prepaid card, the access number (5 digits) and the card number (10 digits + #), 16 digits, and the postpaid card, the access number (3 digits), the card number (7 digits), Send out 14 digits, the password (4 digits).

Therefore, the prior art also has the inconvenience of having to set the telephone card-related number in advance according to the separate telecommunications carrier that sold the card.

Accordingly, an object of the present invention is to solve the inconvenience of having to set the telephone card related number issued by each telecommunications operator in advance to the automatic calling line device in order to implement the automatic calling line. There is provided a wired and wireless telephone having a card reader that can be directly read and stored.

Another object of the present invention is to provide a wired / wireless telephone having a card reader capable of automatically dialing by directly reading a related number of the calling card from the calling card and automatically transmitting the same.

1 is a connection diagram of a typical automatic call line device,

2 is a view briefly showing the connection of a wired and wireless telephone having a card reader according to an embodiment of the present invention;

3 is a block diagram illustrating in more detail the configuration of a wired / wireless telephone having a card reader according to an embodiment of the present invention;

Figure 4 is a control flow diagram showing the automatic dialing implementation of the wired and wireless telephone with a card reader according to an embodiment of the present invention.

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

10: phone line 40: card reader

102: control unit 104: interface unit

106: display unit 108: EEPROM

110: ROM 112: RAM

114: key input unit 116: CID detection unit

118: ring detection unit 120: telephone line switch

122: call circuit section 124: analog switch

126: microphone amplifier 128: speaker amplifier

100: wired or wireless telephone with card reader

In order to solve the above object, the present invention provides a wired / wireless telephone which automatically connects a CO line with a CO line, and then automatically transmits an input number of a prepaid / postpaid card, and then transmits a user input phone number. When a postpaid card is connected, the card reader reads the prepaid / postpaid card information and transmits the card information to the wired / wireless phone, an interface unit providing an interface with the card reader, and the card received from the card reader. It is characterized by a wired / wireless telephone having a card reader comprising a control unit which automatically calls a specific exchange facility according to the information and performs a call according to a user's key input.

The wired / wireless telephone may further include a memory for storing the information of the prepaid / postpaid card, a display unit for displaying the information of the prepaid / postpaid card to the user, and displaying the received caller information.

In addition, in order to solve the above object, the method for implementing automatic dialing of a wired / wireless telephone according to the present invention automatically connects a CO line with an input number of a prepaid / postpaid card, and then sends a user input telephone number to the user and the CO line. In the wired / wireless telephone to be connected, a process of detecting a hookoff signal, a process of determining whether a card reader for reading information of the prepaid / deferred card is connected when the hookoff signal is detected, and the card reader is connected. Outputting a message requesting a card connection through the card reader, waiting for the reception of the card information, and storing the received card information in a predetermined position in a memory according to a storage command when the card information is received. And transmitting the corresponding phone number according to the user's phone number input. It shall be.

On the other hand, if the card reader is not connected, the process of displaying the pre-stored card information to the user according to the scan command of the pre-stored card information, and waiting for input of the user's phone number according to the selection command of the displayed card information Characterized in that the process further comprises.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. First of all, in adding reference numerals to the components of each drawing, it should be noted that the same components have the same reference numerals as much as possible even if they are displayed on different drawings. Detailed descriptions of well-known functions and configurations that are determined to unnecessarily obscure the subject matter of the present invention will be omitted.

Figure 2 is a simplified view showing the connection of a wired and wireless telephone having a card reader according to an embodiment of the present invention, the present invention does not require a conventional automatic dialing device, as shown in Figure 2 general telephone 30 It comprises a card reader 40 connected to. The card reader 40 reads the related information of the phone card of the designated telecommunications operator and transmits it to the general phone so that the user dials only the existing phone number without having to enter an access number and a prepaid card number each time the user starts a call. To make a call.

A method for implementing automatic dialing of a wired / wireless telephone having a card reader according to an embodiment of the present invention and a wired / wireless telephone having a card reader therefor will be described in detail with reference to FIGS. 3 and 4.

3 is a block diagram illustrating in more detail the configuration of a wired / wireless telephone having a card reader according to an embodiment of the present invention, and FIG. 4 is an automatic dialing implementation of a wired / wireless telephone having a card reader according to an embodiment of the present invention. Control flow chart showing operation.

First, referring to FIG. 3, the card reader 40 is directly connected through an interface unit (not shown) configured inside and an interface unit 122 of the wired / wireless telephone 100 according to an embodiment of the present invention. The card reader 40 transmits the related information read from the prepaid / postpaid card to the wired / wireless telephone 100 through the interface unit 122. On the other hand, the control unit 102 of the wired / wireless telephone 100 performs the overall control to perform the automatic dialing implementation operation according to the present invention on the basis of the hook-off and hook-on by the user.

As shown in FIG. 3, the wired / wireless telephone 100 for controlling the caller ID information output through the direct printer connection according to the present invention includes a call circuit unit 122, a telephone line switch 120, a ring detector 118, and a controller. 102, RAM 112 (Random Access Memory), ROM 110 (Read Only Memory), EEPROM 108 (Electrically Erasable Programmable ROM), Display section 106, Key input section 114, CID (Caller) Identification unit 116, an interface unit 122, a microphone amplifier 126, and a speaker amplifier 128.

The call circuit unit 122 is a voice network, and in the present invention, the call line unit 120 performs the operation according to the call path formation between the telephone line switch 120 and the control unit 102 in connection with call reception. The control unit 102 may detect the fact that the call is received through the call circuit unit 122 and perform the processing accordingly.

The call circuit 122 is connected between the analog switch 124 and the telephone line switch 120 provided therein on a normal telephone to process various tone signals and voice signals.

The telephone line switch 120 includes a hook switch and performs a function of forming or blocking a call path with the telephone line under the control of the controller 102. When a call comes in, it handles to answer the call or forms a call according to the telephone connection according to the request from the user.

The ring detector 118 is connected to the telephone line and detects a ring signal input to the telephone line in an on-hook state and notifies the controller 102 that the call is in an incoming state.

The controller 102 generally controls automatic dialing transmission to a telephone number desired by a user when receiving card information according to card connection in the wired / wireless telephone 100 having the card reader 40 according to an embodiment of the present invention.

The controller 102 determines whether the card reader 40 is connected when the hookoff signal is detected from the telephone line switch 120 according to an exemplary embodiment of the present invention. When the control unit 102 determines that the card reader 40 is connected, the control unit 102 enters the card information receiving mode accordingly and outputs a message through the display unit 106 and / or a speaker (SPK) to the user. Notify via voice output.

The control unit 102 stores the card information received from the card reader 40 through the interface unit 104 in the EEPROM 108, and stores previously stored card information according to the storage information scanning command 121. It is displayed on the display unit 106.

In addition, the control unit 102 when the ring detection according to the call is notified from the ring detection unit 118, accordingly display the caller number received through the analysis of the caller ID information detected by the CID detection unit 116 according to the display unit 116 ) And store in the EEPROM 108.

At this time, when the user wants to perform a random telephone call using the pre-stored card information displayed on the display unit 106, the control unit 102 detects the key input according to a selection command of the user's storage card information, Automatic dialing is performed according to the card information displayed on the display unit 116, waits for the user's telephone number input, and transmits the telephone number according to the user's key input.

Wired and wireless telephone 100 according to the present invention is directly connected to the card reader 40 through the interface unit 104 as shown in FIG. The interface unit 104 interconnects the control unit 102 and the card reader 40, notifies the control unit 102 of whether the card reader 40 is connected, and reads from the card reader 40. Pre-paid / postpaid card information is directly received and transmitted to the EEPROM 108 under the control of the control unit 102.

The ROM 112 stores a program for controlling the overall operation of the wired / wireless telephone 100 in order for the control unit 102 to implement automatic dialing according to the present invention, and the RAM 110 operates the control unit 102. Temporarily store the data created for the purpose. On the other hand, the EEPROM 108 is stored in the wired / wireless telephone according to an embodiment of the present invention when the phone card related information of the change target is inputted to a predetermined telephone number to be transmitted and stored, the control of the control unit 102 Delete and re-record the relevant information already stored below.

In the embodiment of the present invention, the EEPROM 108 is a predetermined area, and the caller number received by the wired / wireless telephone 100 is compared with the stored caller number in the case of a registered caller number. May be set to be displayed on the display unit 106.

The display unit 106 includes a plurality of LEDs (light emitting diodes) and / or LCDs (liquid crystal display devices), and through a card reader provided in the wired / wireless telephone according to the present invention, which is performed under the control of the control unit 102 according to the present invention. It displays the automatic dialing implementation and corresponding phone card related information. And the calling party number and other related information sent on the display unit 106 are displayed.

The key input unit 114 includes a plurality of function keys and a dial 3 * 4 key to perform various function setting and operation or dial input. In the wired / wireless telephone 100 according to the embodiment of the present invention through a key operation on the key input unit 114 receives a telephone number according to the card information received from the card reader 40 and receives an external command of the user to automatically dial it. Keystrokes are made.

The CID detection unit 116 detects data (CID) for calling party identification from the ring signal received through the telephone line and applies it to the control unit 102. The other party's telephone number is included on the CID, and information such as time information and caller name according to the CID service-related protocol is included.

Hereinafter, FIG. 4 will be described in detail with reference to FIG. 3.

First, the control unit 102 of FIG. 3 detects a hookoff signal from the telephone line switch 120 in step 200 of FIG. 4 and proceeds to step 202. In step 202, the control unit 102 detects a card reader connection signal applied from the interface unit 104 directly connected to the card reader 40, and if the card reader 40 is connected, the process proceeds to step 204. Perform the receive mode. In the card information reception mode, the controller 102 outputs a message or voice requesting the user to access the card through the display unit 106 and a speaker.

If the card reader is not connected, the control unit 102 proceeds to step 212 to determine a scan command of pre-stored card information, and accordingly displays the pre-stored card information to the user in step 214. In step 218, the user waits for input of a user's telephone number according to a selection command of the displayed card information.

When the card reader is connected, if the card information is received in the card information reception mode of step 204, the controller 102 determines this in step 206 and proceeds to step 208. When the control unit 102 receives the user's receiving card information storage command in step 208, the control unit 102 stores the received card information in a predetermined position of the EEPROM 108 in step 210, and waits for the user's key input in step 218. In step 220, the call is sent to the corresponding phone number according to the phone number input.

Accordingly, it is possible to implement a wired and wireless telephone having a card reader and an automatic dialing using the card reader according to an embodiment of the present invention.

On the other hand, in the detailed description of the present invention has been described with reference to specific embodiments, of course, various modifications are possible without departing from the scope of the invention. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be defined not only by the scope of the following claims, but also by the equivalents of the claims.

As described above, the present invention does not require a conventional automatic access dialing device, and has a card reader connected to a general telephone, so that it is possible to easily read related information of a telephone card of a predetermined communication service provider through the card reader. In addition, by transmitting this to a general telephone, the user can dial quickly only the existing phone number without having to wait for a call without having to enter an access number and a prepaid card number each time a call is started.

Claims (5)

In the wired / wireless telephone connecting the CO line with the user after automatically transmitting the input number of the prepaid / deferred card and sending the user input telephone number, A card reader which reads the information of the prepaid / deferred card and transmits the card information to the wired / wireless telephone when the prepaid / deferred card is connected; An interface unit for providing an interface with the card reader; And a control unit for automatically calling a specific exchange facility according to the card information received from the card reader and performing a call according to a user's key input. The method of claim 1, wherein the wired or wireless telephone, And a memory card for storing information of the prepaid / deferred card. The method of claim 1, wherein the wired or wireless telephone, And a display unit for displaying the information of the prepaid / postpaid card to the user and displaying the received caller information. In the wired / wireless telephone connecting the CO line with the user after automatically transmitting the input number of the prepaid / deferred card and sending the user input telephone number, Detecting a hookoff signal; Determining whether a card reader for reading information of the prepaid / deferred card is connected when the hookoff signal is detected; If the card reader is connected, outputting a message requesting card access through the card reader, and waiting for reception of the card information; When the card information is received, storing the received card information in a predetermined position of a memory according to a storage command; Implementing an automatic dialing method of a wired / wireless telephone having a card reader, characterized in that the process of transmitting the corresponding phone number according to the user's telephone number input. The method of claim 4, wherein if the card reader is not connected, Displaying the previously stored card information to a user according to a scan command of the previously stored card information; And a process of waiting for a user's input of a telephone number according to a selection command of the displayed card information.