KR200188548Y1 - Apparatus for automatically converting the usage of internet free phone and telephone - Google Patents

Abstract

The present invention relates to an automatic conversion device for use of free telephones and general telephones, and includes a free telephone execution unit connected to an Internet dedicated line and performs a function for free telephones, and information on free telephone coverage areas. Determines the telephone number that is input and generates a call for a toll-free call to the toll-free execution unit, and is connected to a computer and a computer equipped with a signal control unit that provides a switching signal when a toll-free call is impossible. Conversion device that receives control signals, transmits outgoing and incoming signals for telephone calls, and switches lines by receiving a switching signal from a signal control unit for selecting a free telephone through an Internet dedicated line or a general telephone through a public telephone network. Is equipped with By doing so, two-way free phone service is provided through the Internet, and a single device can be used to make a phone call to any region where no free phone call is made through the Internet even without a separate conversion process. There is.

Description

Apparatus for automatically converting the usage of Internet free phone and telephone}

The present invention relates to an automatic conversion device for the use of free telephones and ordinary telephones. More specifically, the telephone numbers of areas where free telephones cannot be accessed when using free telephones or regular telephones using public telephone networks. It relates to an automatic conversion device for the use of free telephones and ordinary telephones, which converts the telephone to be automatically connected to a regular telephone, or receives an incoming call from an internet toll telephone using a telephone or a headset.

Internet toll-free telephones allow users to be connected to computers and computers connected to the Internet, or to users who are connected to a regular telephone line, to make a phone call. All call requests in the existing Internet toll-free technology require a user to manually connect to a site that provides free phone service and request a connection. A person who does not know the computer or the Internet can use the microphone and speaker at the computer terminal. Was very restrictive to use.

In addition, the above free telephone service is available to telephone subscribers in areas that are not connected to the Internet or do not support free telephone service on the Internet. In order to make a phone call with the subscribers in the area because there was no reception, there was an inconvenience of having to make a manual call using a public telephone network.

An object of the present invention for solving the above-mentioned problems is to maintain a toll-free service area by using the requested call number when a user requests a call through a regular phone while continuously managing a toll-free service area using the Internet. After the analysis, if there is no internet free phone call, it is connected to a regular phone line. If the internet free phone is available, the internet free phone and general phone can be called automatically by calling the internet free phone calling program. It is to provide an automatic inverter for use.

Another object of the present invention is to provide an automatic conversion device for using a free internet phone and a normal phone so that a free phone called from the Internet can be automatically connected to a normal phone without additional work.

1 is a view showing an embodiment of an automatic conversion device for using a free Internet phone and a normal phone according to the present invention.

FIG. 2 is a diagram further illustrating FIG. 1.

Figure 3 is a flow chart for the use of the free telephone and the general telephone in the computer according to the present invention.

Figure 4 is a flow chart for the use of the free telephone and the general telephone in the converter according to the present invention.

※ Explanation of codes for main parts of drawing

10 computer 12 signal control unit

14: free phone execution unit 16: phone

18: headset 20: inverter

22: central processing unit 24: command transmission unit

26: conversion unit 26-1: hook detection unit

26-2: relay 26-3: ring signal generator

28: 2/4 line converter

To achieve the above object, the automatic conversion apparatus for free telephone and regular telephone use of the Internet according to the present invention is connected to an Internet-only line, and a free telephone execution unit for performing a function for free telephone, and for a free telephone coverage area. Signal control to determine the telephone number that is stored and input the information to generate a call for toll-free call to the toll-free execution unit, and to provide a switching signal when toll-free call It is connected to the computer and the computer is provided with a control signal for the availability of free telephone call from the signal control unit, the transmission and reception signals for the telephone call is transmitted, free telephone or public telephone network through the Internet dedicated line In order to select a general telephone through the switching device receives a switching signal from the signal control unit is provided is provided with a conversion device.

The converting apparatus is connected to the central processing unit, the central processing unit which is supplied with a control signal supplied to the signal control unit to control operations such as various conversion operations, determination of a free telephone area, call generation, and the like. Detect hook signal, switch line between telephone and computer or public telephone network, converting unit to generate ring signal and connecting the converting unit and the computer, converting voice signal of telephone line from 2 to 4 lines And a 2/4 wire conversion unit for inverse conversion, wherein the conversion unit is preferably provided with a hook detector, a relay, and a ring signal generator.

In addition, the central processing unit may be provided so that the DTMF is further connected to the general telephone line connection through the conversion unit to provide the input telephone number in the area where the free call is not possible.

In order to achieve the above object, an automatic conversion method for using a free internet phone and a general phone according to the present invention comprises the steps of: inputting a phone number into a conversion device connected to a computer connected to a free call site through a dedicated Internet line; Free internet or landline phone for the above phone number Calling data for judging wealth, comparing the called data with the telephone number to determine whether to make a free call through a dedicated internet line or to use a regular telephone; and And generating a call of the telephone number entered by switching.

The data may be data stored in a memory constituting the converter, and the data may be data provided by the computer periodically backed up from the Internet.

The conversion of the connection line is to use the free telephone through the Internet dedicated line, and can be converted to a general telephone using line through the public telephone network, in the case of the free telephone via the Internet voice line from 2 lines to 4 lines It is desirable to convert to.

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

First, Figure 1 shows an example of the configuration of the automatic conversion device for use of the Internet toll free telephone and the general telephone according to the present invention, the computer 10 is connected to the Internet, the converter 20 is connected thereto. The computer 10 and the converter 20 are connected to a voice signal line VO to which a voice signal is supplied and a reception signal line SP to receive a received sound.

The computer 10 is connected with a signal controller 12 for processing signals with the converter 20. It is provided with a toll-free telephone execution unit 14 connected to the Internet for carrying out a toll-free telephone. The converter 20 is connected to a telephone 16 and a headset 18, and is connected to a public telephone network.

In this case, the connected embodiment is a mode of making a free telephone call through the computer 10 in the state of being connected to the Internet, in the case of a telephone number of a region where a free telephone call can be made through the Internet. It can be divided into an example of a mode in which a public telephone is connected to a public telephone network by the action of a converter. This will be described in more detail with reference to FIGS. 2 to 4.

Referring to Fig. 2, there is shown a detailed configuration of a converter 20 connected to a computer 10 equipped with a signal control unit 12 and a toll free execution unit 14, which transmits a command to the computer 10. 24 and the 2/4 line conversion unit 28 are connected, respectively, and the command transmission unit 24 is connected to the central processing unit 22. The central processing unit 22 is connected with a memory 30, a dual tone multiple frequency (DTMF) 32, and a converter 26, and a two-four-wire converter 28 is connected to the converter 26. . In addition, the converter 26 includes a hook detector 26-1, a relay 26-2, and a ring signal generator 26-3, and a hook signal and a voice signal are supplied from the telephone 16. , The other end is provided with a line connected to the public telephone network. In addition, a headset line for making a telephone call to the headset 18 as well as a general telephone is connected to the 2/4 line converter 28.

The embodiment configured as described above has a function for periodically storing information of a region where free calls can be made through the Internet by a program embedded in the computer 10 so that free calls can be made, and free calls through the Internet. If it is impossible, the function to automatically connect to the public telephone network is performed.

In the above program, a series of signal control is performed as shown in the flowchart shown in FIG. 3, which is connected to the Internet (S2) to obtain information on a region where free telephone service is available through the Internet (S4), and stores the obtained information. If the Internet toll-free call request is generated (S6) by checking the call request information sent to the conversion device (S8) so that the free phone can be requested from the Internet to the normal phone 16 or the headset 18. Thereafter, the free phone execution unit 14 for executing a free call is executed (S10), and if there is no Internet free call reception request, the converter determines whether there is a call request (S14), and the call request is If there is an analysis of the call information (S16) to determine whether the free phone call through the Internet (S18) if the free phone is available to run the Internet free phone (S10) or if it is not possible to convert the phone (20) ) Will be notified to the free telephone (S20). When the telephone use is terminated (S12), the state is switched to the initial state.

In addition, when a toll-free telephone is available, the microphone and speaker terminals are provided with the information of the area where the toll-free telephone is possible by the program embedded in the converter 20 so that the voice signal of the general telephone is attached to the computer 10. By converting the signal into an appropriate signal, the free telephone call is made using the telephone 16 or the free telephone is made using the headset 18. And, in the case where the free Internet phone is not available, the phone 16 is connected to the public telephone network to change the connection state so that a telephone call is made through the public telephone network.

As an example of a program embedded in the converter 20 in this case, as shown in FIG. 4, first, information about a free telephone area is obtained from the computer 10 (S22), and a toll-free telephone from the computer 10 is shown. If it is determined whether or not the call signal request (S24), when a call signal is requested (S26) by sending a ring signal to inform the user that the call is coming and by switching the relay to the two-four-wire converter 28 (S28) Internet free The call is made in the telephone 16 by using the telephone (S30). If there is no call signal from the computer 10, it is determined whether a hook signal is generated (S36). If a hook signal is generated, the relay 26-2 is switched to the DTMF 32 (S38). (S40). At this time, by inquiring whether a toll-free call is possible for the inputted phone number (S42), if a free call is possible (S44), the relay is switched to the 2/4 line conversion unit 28 so that a toll free call is made through the Internet (S28). ). If the free telephone is not possible, the relay 26-2 is switched between the public telephone network and the telephone (S46), and the call signal is retransmitted from the DTMF 32 (S48) to make a call using the public telephone network.

First, a description will be given of the possibility of free telephone calls using the Internet, and the case of not.

When the user inputs the desired telephone number of the region using the telephone 16, it is input to the converter 20. The hook detection unit 26-1 of the converter 26 detects the state of lifting the telephone 16. The signal for the telephone number is supplied from the DTMF 32, and the hook state and the telephone number are input to the central processing unit 22 from these. The central processing unit then checks the information on whether or not the toll-free telephone is stored in the memory 30, or requests information on whether or not toll-free telephone is available to the signal control unit 12 of the computer 10. Accordingly, the signal control unit 12 checks the information on the free telephone service available area stored up to now and transmits the information to the central processing unit 22 through the command transmission unit 24.

In this case, the central processing unit 22 switches the line to the relay 26-2 and converts the voice signal into a 4-wire voice signal through the 2/4 wire conversion unit 28 in the case where the toll free telephone is available. To send). The computer 10 grasps information about the inputted telephone number and automatically connects to the toll free site from the toll free phone execution unit 14, and through the 2/4 line converter 28 and the converter 26. Free calls are made.

When the free telephone is not available through the Internet, the central processing unit 22 allows the telephone 16 to be connected to the telephone company through the public telephone network instead of the computer 10 via the relay 26-2. The call number entered by the user is retransmitted to the DTMF 32 so that the call is made through a general telephone line.

In addition, an example in the case where a call is received from the Internet via the computer 10 will be described.

In this case, the request for a free telephone call from the Internet is received by the computer 10. The signal controller 12 indicates that the free telephone is received by the central processing unit 22 through the command transmission unit 24 of the converter 20. Inform. Accordingly, the central processing unit 22 connects the connection line of the relay 26-1 to the computer 10 by connecting the telephone 16 and the 2/4 line conversion unit 28 to the ring signal generator 26. -3) through the phone 16 to notify that the call has come to make a phone call.

After the telephone call is made through the Internet as described above, the end of the call is detected by the central processing unit 22 for a predetermined time by the hook signal input from the hook detector 26, and the handset of the telephone 16 is placed. If it is determined, the command transmission unit 24 provides a signal for notifying the end of the call, and thus the connection between the 2/4 line converter 28 and the computer 20 is released, and the relay 26-2 of the connection unit 26 is disconnected. ) Initializes all lines to detect hook signals.

According to the embodiment according to the present invention made as described above, it is determined whether the free telephone service area through the Internet, and the telephone connection settings are automatically converted, so that the free telephone can be made preferentially, thus saving the telephone charge. Even if you can not use the free phone because the free phone service is available, you can automatically connect to the public telephone network without going through a separate connection process.

Therefore, according to the present invention, a free phone service is made by transmitting to a desired area through the Internet, and a phone call is automatically made to an area where a free phone call is not made through the Internet without a separate conversion process through the configuration of a single device. There is an effect that can be made.

And, there is an effect that can receive a call from the Internet to receive a convenient call by selecting from a headset or a telephone.

Although the present invention has been described in detail only with respect to the embodiments described, it will be apparent to those skilled in the art that various modifications and changes are possible within the technical spirit of the present invention, and such modifications and modifications belong to the appended utility model claims. will be.

Claims (5)

Toll-free call execution unit that is connected to the Internet dedicated line and performs the function for toll-free call, and to determine the telephone number that is input because the information on the free call area is stored and generate a call for the toll-free call to the toll free call execution unit. A computer equipped with a signal control unit for providing a switching signal when the toll-free telephone is not available; And It is connected to the computer and receives a control signal for whether or not to make a free call from the signal controller, transmits and receives a signal for a telephone call, and selects a free telephone through the Internet dedicated line or a general telephone through a public telephone network. A converter for switching a line by receiving a switching signal from the signal controller; Automatic conversion device for use of free telephones and landlines, characterized in that the Internet is provided. The method of claim 1, The converter includes a central processing unit which is supplied with a control signal supplied to the signal control unit to control operations such as various conversion operations, determination of a free telephone call area, call generation, and the like; A conversion unit connected to the central processing unit to detect a hook signal of a telephone, switch a line between the telephone and a computer or a public telephone network, and generate a ring signal; And An automatic conversion device for use with the Internet toll-free telephone and the general telephone, which is connected to the conversion unit and the computer, and has a two-four-wire conversion unit for converting and inverting the voice signal of the telephone line from two to four lines. . The method of claim 2, The converting unit is provided with a hook detecting unit, a relay and a ring signal generation unit, characterized in that the automatic conversion device for the use of the Internet free telephone and the general telephone. The method of claim 2, The 2/4 line converting unit is provided with a separate headset for transmitting and receiving a four-line voice signal supplied from the computer and the automatic conversion device for using the Internet free telephone and regular telephone. The method of claim 2, The central processing unit is further connected to the DTMF through the conversion unit to automatically input the phone number, characterized in that the automatic telephone to the public telephone network, characterized in that the automatic conversion device for the use of ordinary telephones.