KR100355712B1 - telephone device with multi communication using internet-phone and multi communication system using the same - Google Patents

Abstract

Disclosed herein is a telephone apparatus capable of simultaneously making a telephone call using an Internet phone service and a telephone call using a public telephone network. The telephone apparatus is composed of ordinary telephone circuits, switches and switching circuits. The switching circuit is switched so as to provide mutual voice input and output between the telephone circuit, the headset or the microphone and the speaker, and the personal computer according to the switch input. The telephone apparatus of the present invention is used for a telephone call through an Internet phone service in connection with a personal computer, a telephone call can be made through a public telephone network, and a telephone call can be made using both. When a telephone call using an internet phone service and a telephone call using a public telephone network are simultaneously performed, a telephone call can be made between at least three recipients and a caller, and all callers can simultaneously listen to other callers' voices.

Description

Telephone device with multi communication using internet phone service and multi call system using same {telephone device with multi communication using internet-phone and multi communication system using the same}

The present invention relates to a telephone apparatus and a call system using the same, and more particularly, to a telephone apparatus and a multiple call system using the same, which enable multiple calls using an Internet phone service and a public telephone network.

At present, an internet phone service is provided which enables a telephone call by connecting an internet communication network and a telephone network. This service is a free calling service that pays for phone calls. In order to use the Internet phone service, a computer having a sound subsystem and an adapter (modem, network card, etc.) capable of connecting to the Internet communication network is required. The user can make his / her desired phone call by connecting his computer to the Internet phone service system through the Internet communication network. The Internet phone service system connects a remote caller connected to a public telephone network with a remote caller connected through an Internet communication network to enable a telephone call.

The Internet phone service system converts the digital voice data of the caller received through the Internet communication network into an analog voice signal and transmits it to the receiver through a public telephone network. Conversely, the analog voice signal input from the receiver through the public telephone network is converted into digital voice data and transmitted to the caller through the Internet communication network. In this way, the Internet phone system is able to make a phone call by acting as a relay between a caller connected to an Internet communication network and a receiver connected to a public telephone network. Here, the cost of using a public telephone network is borne by an Internet phone service company. Users using the Internet network can make free phone calls.

On the other hand, users using the Internet phone service are equipped with a headset in the microphone input terminal and speaker output terminal provided in the computer-mounted sound subsystem to use for telephone calls. If you want to make a telephone call using a regular telephone, make a telephone call using a public telephone network. If a telephone apparatus capable of simultaneously making a telephone call using an internet phone service and a telephone call using a general public telephone network may be provided, at least three or more multi-party phone calls may be made using the internet phone service.

Accordingly, an object of the present invention has been proposed to provide a more convenient telephone environment, and to provide a telephone apparatus and a multi-call system using the same, which can simultaneously make a telephone call using an internet phone service and a telephone call using a public telephone network. .

1 is a perspective view showing the appearance of a telephone apparatus according to a preferred embodiment of the present invention;

2 is a view for explaining the basic use method of the telephone apparatus of the present invention;

3 is a block diagram showing a schematic circuit configuration of the telephone apparatus of FIG.

4 is a detailed circuit diagram of the switch and the switching circuit of FIG.

5 is a block diagram showing another embodiment of the telephone apparatus of the present invention; And

6 to 9 illustrate various examples of using an Internet phone service using the telephone apparatus of the present invention.

* Description of the symbols for the main parts of the drawings *

100: telephone unit 105: key pad

110: telephone circuit 120: switching circuit

130: switch 140: headset

150: external speaker 200: personal computer

300: Internet network 400: public telephone network

According to a feature of the present invention for achieving the object of the present invention as described above, the telephone apparatus is configured in conjunction with a computer system having an internet network connection adapter and a sound subsystem to constitute a multi-call system. The telephone apparatus includes: conventional telephone circuits; A first connector jack for inputting and outputting a voice signal to and from the headset; A second connector jack for inputting / outputting a voice signal with the computer system; Outputting first voice signals input from the telephone circuit to the computer system and the headset via the first and second connectors, respectively, and outputting second voice signals from the headset to the computer system and the telephone circuit, respectively. And a switching circuit for outputting a voice signal input from the computer system to the headset and the telephone circuit, respectively.

According to the telephone apparatus and the multi-call system having the same, a telephone call via a public telephone network connected by the telephone circuit and an internet phone service using an internet telephone service using an internet communication network connected by the computer system can be respectively or simultaneously performed. Can be.

(Example)

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The novel telephone apparatus of the present invention is configured in conjunction with a computer system having an internet communication network adapter and a sound sub-system to form a multi-call system, by which multi-way simultaneous calls can be made through an Internet phone service and a public telephone network. When using the telephone apparatus to simultaneously conduct a telephone call using an Internet phone service and a telephone call using a public telephone network, a telephone call can be made between at least three recipients and a caller.

1 is a perspective view showing the appearance of a telephone apparatus according to a preferred embodiment of the present invention. As shown in the figure, the telephone apparatus 100 of the present invention is provided with a keypad 105 on the upper portion of the main body, a plurality of switches (SW1, SW2, SW3, SW4, SW4) and their switching beneath it. There are a number of LEDs to indicate the status. The user can select various functions of the telephone apparatus 100 of the present invention by using the plurality of switches SW1, SW2, SW3, SW4, and SW5. In addition, connector jacks CJ11 and CJ12 for connecting a headset (not shown), connector jacks (not shown) for connecting an external speaker, and connector jacks (not shown) for connecting a microphone and a speaker of a personal computer are provided. do. And a connector jack (not shown) for connecting the telephone line is provided. Detailed description of each of these functions will be described later.

2 is a view for explaining the basic use method of the telephone apparatus 100 of the present invention. Referring to the drawings, the telephone apparatus 100 of the present invention has a telephone call function using a conventional public telephone network 400. In addition, the Internet phone service using the Internet communication network 300 may be used in connection with the personal computer 200. When talking on the phone, the user can make a phone call by connecting the headset 140 to the phone device 100. Also, by connecting an external speaker 150 and a separate microphone (not shown), the user can make a phone call with the speaker phone function. can do.

The personal computer 200 is a computer system including a sound subsystem and an internet connection adapter (modem, network card, etc.), and the telephone apparatus 100 is connected to a microphone terminal and a speaker terminal provided in the personal computer 200. A voice signal is input and output to and from the personal computer 200. Therefore, when using the Internet phone service, it is possible to make a phone call using the headset 140 connected to the telephone apparatus 100 of the present invention.

3 is a block diagram showing a schematic circuit configuration of the telephone apparatus of FIG. Referring to the drawings, the telephone apparatus 100 of the present invention is composed of a telephone circuit 110, a switching circuit 120, and a switch 130. The switching circuit 120 provides a voice signal input / output path between the telephone circuit 110, the headset 140, and the personal computers 200, and the input / output path of the voice signal is determined according to the input of the switch 130. do.

4 is a detailed circuit diagram of the switch and the switching circuit of FIG. 3. Referring to the drawing, the switching circuit 120 is composed of first to third switches 122, 124, and 126. The first to third switches 122, 124, and 126 are configured as CMOS analog switches such as a quad analog switch (4016B).

The first switch 122 is composed of three CMOS analog switches CS11, CS12, and CS13, and the microphone and speaker terminals CJ11 and CJ12 connected to the headset 140, the microphone of the telephone circuit 110, and the like. It is comprised on the current path which connects the speaker terminals CJ41 and CJ42. The second switch 124 is composed of three CMOS analog switches CS21, CS22, and CS23, and includes a microphone and speaker terminals CJ21 and CJ22 and a headset 140 connected to the personal computer 200. It is comprised on the current path which connects the speaker terminals CJ11 and CJ12. The third switch 126 is composed of two CMOS analog switches CS31 and CS32 and connects the speaker terminal CJ22 connected to the personal computer 200 and the speaker terminal CJ31 to which the external speaker 150 is connected. It is configured on the current path to connect.

The switch 130 includes first to third toggle switches 131, 133, and 135. The first to third toggle switches 131, 133, and 135 are button switches SW1, SW2, and SW3, 1-bit counters 132, 134, and 136, resistors R1, R2, and R3, and capacitor C1, respectively. , C2, C3) and diodes D1, D2, D3. Input of each button switch SW1, SW2, SW3 is provided as a clock signal of each one-bit counter 132, 134, 136, and each one-bit counter 132, 134, 136 is set to '0' or Print '1'. By the circuit configuration and operation as described above, the first to third toggle switches 131, 133, and 135 operate. The resistors R4, R5, and R6 and the light emitting diodes LED1, LED2, and LED3 are connected between the output terminal of the first to third toggle switches 131, 133, and 135 and the ground, so that the first to third The switching state of the switches 122, 124, and 126 is displayed.

5 is a block diagram showing another embodiment of the telephone apparatus of the present invention. Referring to FIG. 5, the telephone apparatus 100a according to another embodiment of the present invention includes a telephone circuit 110, a switching circuit 120, a switch 130, and a signal attenuation circuit 160 and an echo protection circuit 170. It is configured to include. The signal attenuation circuit 160 receives a ring signal from the telephone circuit 110, attenuates it, and then inputs it to the echo prevention circuit 170. The ring signal input to the echo protection circuit 170 is output to the headset 140 or the external speaker 150. In this manner, when the ring signal is received by the telephone circuit 110 even while the user is wearing the headset 140, the user can listen to the attenuated ring signal.

6 to 9 illustrate various examples of using an Internet phone service using the telephone apparatus of the present invention.

Referring to FIG. 6, a user connects to the Internet communication network 300 through a personal computer 200 associated with the telephone apparatus 100 of the present invention, and connects to the public telephone network 400 through the Internet phone service system 500. A telephone call can be made with the connected remote receiver 600. Fig. 7 shows a case where each of the sender (a) and the receiver (b) uses the Internet phone service using the telephone apparatus 100 of the present invention. 8 is a diagram showing a case of making a three-way call, the caller (a) using the telephone apparatus 100 of the present invention using the Internet phone service while the call to the receiver 600 through the public telephone network 400 again Shows the case of talking to another receiver (b). 9 is a diagram illustrating a case where four callers simultaneously make a call by the method described above. As described above, when the telephone apparatus 100 of the present invention is used, a multi-party telephone call using an Internet phone service is possible, and a caller connected through a public telephone network can also participate in a multi-party telephone call.

In the above, the configuration and operation of the telephone apparatus according to the preferred embodiment of the present invention has been shown in accordance with the above description and drawings, but this is merely described, for example, and various changes and changes without departing from the technical spirit of the present invention. Those skilled in the art will appreciate that changes are possible.

According to the present invention as described above, it is possible to make a telephone call more conveniently in using the Internet phone service currently provided for free, and it is possible to make a multi-party phone call using the Internet phone service. And it can be connected to the public telephone network to make a multi-party phone call.

Claims (14)

Conventional telephone circuits; First and second connector jacks for inputting and outputting a voice signal; A first switch for connecting or disconnecting a current path configured between the voice signal input / output terminals of the telephone circuit and the first connector jack; A second switch generating a first switching control signal for controlling on / off of the first switch according to a user input; A third switch for connecting or disconnecting a current path configured between the first connector jack and the second connector jack; And a fourth switch for generating a second switching control signal for controlling the on / off of the second switch in response to a user input. The method of claim 1, The telephone device A third connector jack for outputting a voice signal; A fifth switch for connecting or disconnecting a current path configured between the voice output terminal of the second connector jack and the third connector jack; And a sixth switch for generating a third switching control signal for controlling the on / off of the fifth switch in response to a user input. The method of claim 2, And said first, third and fifth switches each comprise a plurality of CMOS analog switches. The method of claim 2, The telephone device And first to third light emitting diodes connected between the output terminal of the second, fourth and sixth switches and ground to indicate respective switching states of the first, third and fifth switches. The method of claim 2, The second, fourth, and sixth switches may include a toggle switch including a button switch and a 1-bit counter that receives the input of the button switch as a clock signal and generates the first to third switching control signals. Telephone device. The method of claim 2, The telephone apparatus includes a signal attenuation circuit for receiving and attenuating a ring signal through the telephone circuit and outputting the ring signal; The telephone apparatus further comprises an echo protection circuit for receiving the ring signal input through the signal attenuation circuit and the audio signal output through the switching circuit and output through the first connector jack and the third connector jack. . A computer system having an internet network connection adapter and a sound subsystem; A telephone apparatus connected to a telephone line, wherein the telephone apparatus is: Conventional telephone circuits; A first connector jack for inputting and outputting a voice signal to and from the headset; A second connector jack for inputting / outputting a voice signal with the computer system; Outputting first voice signals input from the telephone circuit to the computer system and the headset via the first and second connectors, respectively, and outputting second voice signals from the headset to the computer system and the telephone circuit, respectively. And a switching circuit for outputting a voice signal input from the computer system to the headset and the telephone circuit, respectively. And a telephone call via a public telephone network connected by the telephone circuit and a telephone call by an Internet phone service using an internet communication network connected by the computer system, respectively or simultaneously. The method of claim 7, wherein The telephone apparatus includes first and second switches for generating first and second switching control signals for controlling switching operation of the switching circuit in response to a user input. The method of claim 7, wherein The switching circuit is: A third switch configured between the voice signal input / output terminals of the telephone circuit and the first connector jack and switched on / off by the first switching control signal; And a fourth switch configured between the first connector jack and the second connector jack and switched on / off by the second switching control signal. The method of claim 9, The telephone device is: A third connector jack for outputting a voice signal to an external speaker; A fifth switch configured between the audio output terminal of the second connector jack and the third connector jack; And a sixth switch for generating a third switching control signal for controlling the on / off of the fifth switch in response to a user input. The method of claim 10, And the third, fourth, and sixth switches are each composed of a plurality of CMOS analog switches. The method of claim 10, The telephone apparatus includes a first to third light emitting diodes connected between an output terminal of the first, second and fifth switches and ground to indicate a switching state of each of the third, fourth and sixth switches. . The method of claim 10, And the first, second, and fifth switches comprise a toggle switch including a button switch and a 1-bit counter that receives the input of the button switch as a clock signal and generates the first to third switching control signals. The method of claim 10, The telephone apparatus includes a signal attenuation circuit for receiving and attenuating a ring signal through the telephone circuit and outputting the ring signal; And an echo protection circuit configured to receive a ring signal input through the signal attenuating circuit and an audio signal output through the switching circuit and output the same through the first connector jack and the third connector jack.