KR100437443B1 - ASDL Modem with the function of telephone - Google Patents

Abstract

The present invention relates to a modem dedicated to the Internet having a telephone function that can be used in conjunction with a telephone specialized site and a general telephone over the Internet. The modem has an ADSL modem for interfacing to perform Internet communication between a dedicated ADSL line and a PC main mode, a memory unit for storing a serial number and outputting it if necessary, and controlling the ADSL modem according to the Internet environment. Interface and controller which controls internet call with serial number, DTMF converter which converts analog dial tone output from general telephone into digital data and transmits it to CPU of computer, and between interface and controller and general telephone A signal conversion unit for decomposing and synthesizing the generated call signal into transmission and reception, respectively, and a hook signal detection unit for detecting and outputting a hook signal generated for the user to make a phone call to the Internet telephone from the general telephone. Include. Accordingly, since the Internet and the general telephone as well as the Internet is performed at the same time, there is an effect of maximizing the satisfaction and convenience according to the taste of netizens.

Description

ASDL Modem with the function of telephone

The present invention relates to an Internet-only modem having a telephone function, and more particularly, to an Internet-only modem having a telephone function that can be used in conjunction with a telephone specialized site and a general telephone through the Internet.

In general, a modem is a type of signal conversion device that allows a personal computer to perform data communication through a telephone line. Internet communication through such a telephone line did not cause a big problem in communication for text data, but as communication for pictures and videos started, the data transmission speed of the Internet through the telephone line gradually decreased.

Recently, as the Internet is booming, technology development is actively progressing to solve the problem of slowing down the data transmission speed, and is dedicated to the Internet (hereinafter referred to as 'ASDL') consisting of a dedicated line for high-speed communication. Modem has been developed to increase the data rate.

If you connect to the Internet with such an ASDL modem, you can receive the data you want in real time, and a professional site that relays internet calls supports an algorithm that allows you to make calls for free.

However, in the specialized site, the registration is made in the server for the Internet phone, the ID and password must be input, and then a call is made after a predetermined process for making a call, that is, watching an advertisement or clicking a banner advertisement. Since the call is not made quickly, there is a problem that increases the inconvenience of the user.

In addition, since it is not compatible with a general telephone and is not received from an external general telephone, there are many problems in terms of inconvenience to the user.

The present invention has been made to solve the above problems, by giving a serial number for the Internet phone to a conventional Internet dedicated (ADSL) modem to enable free Internet calls from a regular telephone at the same time more quickly communication It is to provide a dedicated modem for the Internet with a telephone function that can be used for this purpose.

1 is a block diagram showing an Internet-only modem having a telephone function according to the present invention.

Explanation of symbols on the main parts of the drawing

10; ADSL 15; Interface and Controller

30; Memory section 40; DTMF conversion unit

45; Hook signal detection unit 50; Signal converter

60; Ring detection unit 70; Interface part

According to the present invention, an ADSL modem for interfacing to perform Internet communication between a dedicated ADSL line and a main mode of a PC, a memory unit for storing a serial number and outputting it if necessary, and controlling the ADSL modem, Interface and controller for controlling the Internet call to the serial number of the memory unit according to the environment, DTMF conversion unit for converting the analog dial tone output from the general telephone to digital data to the CPU of the computer, and the interface and controller And a signal converter for decomposing and synthesizing the call signals generated between the telephone and the telephone, respectively, to the interface and the controller by detecting a hook signal generated for the user to make a telephone call from the telephone. Phosphorus with telephone function including hook signal detection unit for outputting It is achieved by the four-only modem.

In addition, a ring detector for detecting an incoming signal (connection request signal) generated from an external communication device and outputting the signal to the interface and the controller, and between the interface and controller, the DTMF converter, the signal converter and the hook signal detector It is preferable to further include an interface unit for interfacing the signal of.

In addition, a first port for connecting the ADSL dedicated line and ADSL telephone line and the ADSL modem, the second port for connecting the relay station line and the ring detection unit for a general telephone, and cut off the ADSL telephone line when connected to the relay station line, A third port for connecting the general telephone, the DTMF conversion unit, the signal conversion unit, and the hook signal detection unit, and receiving a control signal from the interface and the controller according to the incoming detection of the relay station line, It is preferable to further include a trunk line switching switch for switching to a relay trunk line.

Here, the interface and the controller registers the serial number of the memory unit to the relay server to receive the Internet-only subscriber phone number of the user corresponding thereto, install an Internet phone, and induce a call connection to the Internet-only subscriber phone number to the It is desirable to control telephone calls through the relay server.

Hereinafter, with reference to the accompanying drawings will be described in detail the Internet-only modem having a telephone function according to the present invention. 1 is a block diagram showing an Internet-only modem having a telephone function according to the present invention.

As shown in FIG. 1, the Internet-only modem having the telephone function includes a hybrid component, a line driver, a codec, an ADSL transceiver, and a digital interface, and transmits and receives Internet communication data from and to the PC. Internet serial number (ADSL) modem 10 for interfacing with the main board, and the serial number for making an Internet call by the communication method of the ADSL modem 10, and stores the serial number to the ADSL modem 10, if necessary. A memory unit 30 for outputting, a ring detection unit 60 for detecting an incoming signal (or ring signal) that an external communication device requests a call connection from the relay station line, an ADSL dedicated line from the ADSL relay station, and the ADSL modem 10 1) connects the first port (P1) for connecting the telephone line, the relay station for the general telephone and the ring detection unit (60), and the second port (P2) for relaying the telephone. The third port P3, which is capable of making a call using any one of a general telephone of two ports P2 and an internet telephone of the first port P1, and controls the ADSL modem 10, and the first port P1. Interface and controller 15 for controlling the Internet call to the serial number of the memory unit 30 according to the Internet environment through the second port (P2) and at the same time to control the general telephone call through the second port (P2) Have.

The third port (P3) is connected to the DTMF conversion unit 40 for converting the analog dial tone output from the general telephone to digital data and transmitting it to the CPU 80 of the computer, the general telephone and the first port ( A signal conversion unit 50 is connected between the interface for the Internet call and the controller 15 through P1) for disassembling and synthesizing the call signal, respectively, into a transmission and a reception. The hook signal detection unit 45 which detects a hook signal generated for making a call and outputs it to the interface and the controller 15 is connected. And an interface unit for interfacing the output signal of at least one of the DTMF converter 40, the signal converter 50, and the hook signal detector 45, and the signals output from the interface and the controller 15 ( 70) is provided between them.

The first port P1 may be connected to a relay line for an ADSL telephone which is simultaneously connected to the dedicated ADSL line, that is, an ADSL dedicated line as a carrier, and the second port P2 may be connected to a relay line for a general telephone. The first switch SW1 for interrupting the relay station line for the ADSL telephone is built in. The inner line of the third port P3 facing at least one of the DTMF converter 40, the signal converter 50, and the hook signal detector 45 is controlled according to the control signal of the interface and the controller 15. A switch SW2 for switching switching to the second port P2 is provided. At this time, the interface and the controller 15 controls the trunk line switching switch SW2 to be switched toward the trunk line by the ring signal of the ring detection unit 60.

In addition, the interface and the controller 15 registers the serial number of the memory unit 30 with the relay server (not shown) for the Internet phone, and receives an Internet-only subscriber phone number corresponding to the Internet phone, and installs an Internet phone. And controlling the telephone call through the relay server by inducing a call connection to the Internet-only subscriber's telephone number.

On the other hand, the interface and the controller 15 of the ADSL modem 10 is connected to the CPU 80 installed on the main board of the PC, to perform a typical Internet web.

As described above, the operation of the Internet-only modem having the telephone function is that the Internet call between the relay server for the Internet phone, the ADSL modem 10, and an external communication device is stored in the memory unit 30 through the dedicated ADSL line. It is made quickly and accurately by the serial number. That is, the serial number of the memory unit 30 is retrieved and transmitted to the relay server, and the relay server searches for the registered subscriber telephone number corresponding to the serial number and attempts to make his phone call. do. In the case of transmission during the call, the hook signal detection unit 45 and the signal conversion unit 50 are used.

When a ring signal of a general telephone is detected through the ring detection unit 60 from a relay telephone line for an ordinary telephone or an ADSL telephone during an internet call, a control signal is generated to switch the trunk line switching switch SW2 toward the relay trunk. The regular telephone is opened accordingly.

The present invention has the effect of improving the convenience and economical efficiency of the user because it is possible to give a free Internet call from a general telephone by assigning a serial number for an Internet telephone to a conventional dedicated Internet (ADSL) modem. Of course, since the Internet phone and the regular phone can be performed at the same time, the satisfaction and convenience of netizens are maximized.

Claims (4)

An ADSL modem for interfacing Internet communication between the ADSL dedicated line and the main mode of the PC; A memory unit for storing the serial number and outputting the serial number if necessary; An interface and controller for controlling the ADSL modem and performing an internet call with a serial number of the memory unit according to an internet environment; A DTMF conversion unit for converting an analog dial tone output from a general telephone into digital data and transmitting the same to a CPU of a computer; A signal conversion unit for decomposing and synthesizing the call signals generated between the interface and the controller and the general telephone into transmission and reception, respectively; And a hook signal detection unit for detecting a hook signal generated for the user to make a telephone call from the general telephone and outputting the hook signal to the interface and the controller. The method of claim 1; A ring detector which detects an incoming signal (connection request signal) generated from an external communication device and outputs it to the interface and the controller; And an interface unit provided between the interface and the controller, the DTMF converter, the signal converter, and the hook signal detector to interface signals with each other. The method of claim 1; The interface and the controller registers the serial number of the memory unit to the relay server, installs an Internet telephone by receiving the Internet-only subscriber telephone number of the user, and induces a call connection to the Internet-only subscriber telephone number to the relay server. Internet-only modem having a telephone function, characterized in that for controlling a telephone call through. The method of claim 1; A first port for connecting an ADSL dedicated line, an ADSL telephone line, and the ADSL modem; A second port connecting a relay station line for a general telephone line to the ring detector and blocking the ADSL telephone line when connected to a relay station line; A third port for connecting the general telephone with the DTMF converter, a signal converter, and a hook signal detector; And a trunk line switching switch configured to receive a control signal from the interface and the controller according to the reception of the relay trunk line and switch the line of the third port to the relay trunk line.