KR200317576Y1 - A simple and handy type telephone exchange - Google Patents

Abstract

A simplified telephone exchange apparatus is disclosed. The present invention relates to a simple telephone exchange device which performs an interchange function by controlling a microprocessor by selectively connecting a general telephone, a mobile phone, and a computer connected to a CO line, and includes a first hook detection unit and a second hook detection unit. It is configured to perform the exchange function by controlling the connection with the CO line or the mobile phone in the transfer unit by using the unit. According to the present invention, when the incoming or outgoing of the mobile phone can be called by a general telephone, it is possible to prevent the damage caused by the electromagnetic waves generated in the mobile phone in advance. In addition, the ringtone of the general telephone (Teungreung) to play the MP3 music, and in the case of the old mobile phone because the ringtone of the MP3 using the music of the original MP3 ringtone can suppress the replacement of the mobile phone due to the ringtone.

Description

Simple telephone exchange device {A simple and handy type telephone exchange}

The present invention relates to a simple telephone exchange device, and more particularly, to a simple telephone exchange device that includes a function such as multiplexing output and performing an exchange function that allows a call using a general telephone when incoming and outgoing a mobile phone. will be.

Existing private exchange (PBX) has been used in a number of personal or office, factories, schools, hospitals, government offices, hotels with exchange functions, relay functions, subscriber functions. It is a switch that connects trunk line and station or station user, and can be usefully provided by providing various functions not provided by the local exchange. This prevents the economic loss of having to apply for a line for each individual, and is installed and used almost in the place where a large number of people are gathered.

However, such an exchange can be used only when it is applied between a general telephone and a general telephone, thereby revealing its limitations. That is, a device for performing an exchange function between a mobile phone and a general telephone that can be easily used personally in a situation where a mobile phone is widely distributed to an individual has not been presented yet. In the situation of being warned of the harmfulness of electromagnetic waves due to the use of a mobile phone, a number of ways to receive a call away from the mobile phone has been proposed and a representative example will be using the earphone. This can be useful in the mobile or working state, but in a fixed place, i.e., at home or at work, there is a tendency to be exposed to electromagnetic waves due to direct phone calls.

Therefore, the object of the present invention is to replace the mobile phone ringtone to output the ringtone and simple sound of the ordinary phone as well as to perform the exchange function that can be called by the general telephone when incoming and outgoing using the mobile phone so as not to be affected by the electromagnetic wave of the mobile phone The present invention provides a simple telephone exchange device including a function of outputting a chord ringtone.

The present invention for achieving the above object of the present invention relates to a simple telephone exchange device that performs the interchange function by the control of the microprocessor by selectively connecting the general telephone, mobile phone, and computer connected to the CO line, The simple telephone exchange device of the present invention comprises: a ring signal detecting unit configured to detect a ring signal transmitted through a trunk line, one end of which is connected between the trunk line and a general telephone, and the other end of which is connected to a microprocessor; A first hook detection unit connected at one end between the trunk line and a general telephone and connected at a second end to a microprocessor to detect a hook on / off of the general telephone; A switching unit configured to connect a trunk line with a general telephone or to perform a selective switching for connecting a cellular phone with a general telephone under the control of the microprocessor; One end is connected to the mobile phone and the other end is connected to a microprocessor to perform switching for call connection when there is a call connection request from the outside, or generate a call signal for call connection to the outside using the mobile phone. Call connection switch; Posted between the mobile phone and the switching unit, when performing a call exchange function using a general telephone in the call connection state of the mobile phone modulates the voice transmitted between the mobile phone and the general telephone and at the same time Voice conversion unit / call power supply for performing a power supply; One end of the call connection detecting unit is connected between the voice conversion unit / call power supply unit and the switching unit, and the other end is connected to the microprocessor to perform the hook on / off state of the general telephone in a state of performing a switching function using a general telephone. A second hook detection unit which detects and outputs a detection signal to connect the trunk line with an initial state to the general telephone with a microprocessor; One end is connected between the voice conversion unit / call power supply unit and the switching unit, and the other end is connected to the microprocessor, so that a call connection detection signal is output so that a multiplex ring tone and melody can be output when there is a call from the outside to the mobile phone. Call connection detection unit for outputting; A power supply unit which receives an AC power supplied from the outside through a power connector, converts the power into a DC power, and supplies a driving voltage including a microprocessor and a voice conversion unit / call power supply unit; And a microprocessor which is controlled in response to signals input and output by the general telephone and the mobile phone.

At this time, one end is connected to the microprocessor, between the switching unit and the general telephone, and between the switching unit and the mobile phone, and the other end is connected to the microprocessor to detect the other party's telephone number from the ring signal input through the trunk line. CID detection unit for detecting the other party's telephone number from the mobile phone call signal; And a display unit for displaying the telephone number detected from the ring signal and the call connection signal.

The microprocessor further includes a computer communication unit having one end connected to a computer and the other end connected to the micro processor; A DTMF generating unit for generating two sounds having a specific frequency and transmitting the telephone number transmitted by the telephone number management program provided in the computer to the trunk line; And a memory for storing a program required for driving the microprocessor, a phone number detected by a ring signal and a call connection signal, a call number input by a user, and a ring tone and a melody of a multiplex sound. Here, the ringer reproducing unit for outputting and playing the ringtone or the melody from the memory is further connected to the microprocessor.

Further, the microprocessor may further be connected to a ring signal, a call connection signal, and a lamp display unit which is turned on during driving to display a driving state to the user.

1 is a state of use of the simplified telephone exchange device of the present invention,

2 is a control circuit block diagram of a simplified telephone exchange device of the present invention.

Explanation of symbols on the main parts of the drawings

10: simple telephone exchange device 100: microprocessor

106: ring signal detection unit 108: first hook detection unit

110: switching unit 112: CID detection unit

116: call connection switch 118: voice conversion unit / call power supply unit

120: second hook detection unit 122: call connection detection unit

128: DTMF generator 136: memory

138: ringer playback unit 20: general telephone

30: cell phone 40: computer

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

1 is a view schematically showing a state of use of the simplified telephone exchange device of the present invention, Figure 2 is a control circuit block diagram showing a simplified telephone exchange device of the present invention in detail. As shown in Figures 1 and 2, the simple telephone exchange device 10 of the present invention is connected to a general telephone 20, a mobile phone 30, a computer 40 and the like connected to a trunk line. In addition, the simple telephone exchange device 10 is provided with a microprocessor 100 to control the input and output signals from the general telephone 20, the mobile phone 30, the computer 40, and each circuit Connected.

Between the trunk line connector 102 connected to the trunk line and the telephone connector 104 to which the general telephone 20 is connected, a ring signal detection unit 106 and a general telephone 20 for detecting a ring signal input through the trunk line Input through the first hook detection unit 108 for detecting the hook on / off, switching unit 110 for performing a switching function for controlling the call connection with the trunk line or the mobile phone 30, and the trunk line A CID (Caller ID) detector 112 for detecting the other party's phone number in the ring signal or the other party's phone number in the cellular phone call signal is connected. One end of the ring signal detector 106 and the first hook detector 108 is connected between the trunk line connector 102 and the telephone connector 104 and the other end is connected to the microprocessor 100. In addition, the switching unit 110 is composed of a switch to connect the trunk line and the general telephone 20, or to connect the mobile phone 30 and the general telephone 20. In addition, one end of the CID detection unit 112 is connected between the switching unit 110 and the telephone connector 104 and between the mobile phone 30 and the telephone connector 104, and the other end is connected to the microprocessor 100.

Between the mobile phone connector 114 and the switching unit 110 connected to the mobile phone 30, when there is a call connection request from the outside, switching for a call connection is made, or a simple telephone exchange device of the present invention (10). In the case of performing a call using a general telephone 20 in the call connection state of the call connection switch 116, the mobile phone 30 connected to the outside using the mobile phone 30 connected to the) A voice converter / call power supply unit 118 and a general telephone 20, which modulate the voice transmitted between the mobile phone 30 and the general telephone 20, and at the same time, supply power for the call to the general telephone 20. By using the microprocessor 100 to detect the hook on / off state of the general telephone 20 in the state of performing an exchange function, the connection of the trunk line with the initial state of the switch line 110 and the general telephone 20 is established. To output the detection signal The second hook detection unit 120, and when the call to the mobile phone 30 from the outside detects the call connection so that the multiplex ringtone and melody can be output from the simple telephone exchange device 10 of the present invention A call connection detection unit 122 for outputting a detection signal is connected. The call connection switch 116 is provided between the mobile phone connector 114 and the microprocessor 100, the voice conversion unit / call power supply unit 118 is placed between the mobile phone connector 114 and the switching unit 110. It is. In addition, one end of the second hook detecting unit 120 and the call connection detecting unit 122 is connected between the voice conversion unit / call power supply unit 118 and the switching unit 110 and the other end is connected to the microprocessor 100. It is.

When the computer 40 is connected to the computer 40 and the computer connector 124 is provided with an ordinary computer communication unit 126, the computer communication unit 126 is connected to the microprocessor 100. The computer communication unit 126 preferably uses 10 Mbps Ethernet, and the network connected to the computer 40 is more preferably a high speed network such as an optical fiber base 100 Mbps or an ISDN line. On the other hand, a phone number management program is built in the computer 40, and the phone number management program stores both the phone number stored by the user and the phone number input through the CID detection unit 112. When the user double-clicks a specific phone number, the phone number is transferred to the microprocessor 100. The microprocessor 100 transmits the phone number to the DTMF (Dual Tone Multi Frequency) generation unit 128. The DTMF generator 128 produces two sounds having a specific frequency. That is, one sound is a sound belonging to a high frequency and the other sound is made of a sound belonging to a low frequency and transmitted to the trunk line.

On the other hand, the power supply unit 132 for receiving the AC power supplied from the outside through the power connector 130 to convert to DC power, and the charging unit 134 for charging the DC power supplied from the power supply unit 132 is provided The power supply unit 132 is connected to each other so as to supply power for the call to the voice conversion unit / call power supply unit 118, and the charging unit 134 is connected to the microprocessor 100. .

In addition, the microprocessor 100 includes a program required for driving the simple telephone exchange device 10 of the present invention, a telephone number input by a ring signal and a call connection signal, a call number input by a user, and a ring tone of a multiplex sound. And a memory 136 in which melodies and the like are stored are connected, and a ringtone reproducing unit 138 for outputting and reproducing a ringtone or melody from the memory 136 is connected to the microprocessor 100. An ordinary speaker 140 is further connected to the ring tone reproducing unit 138.

In addition, the microprocessor 100 is made of LED ring signal, call connection signal, the lamp display unit 142 and ring signal to be turned on when driving the simple telephone exchange device 10 of the present invention to display the driving state to the user And a display unit 144 for displaying the telephone number detected from the call connection signal are further connected.

It will be described in detail for the operation of the simplified telephone exchange device 10 of the present invention configured as described above.

The following five cases will be described sequentially.

1.If there is a call from the outside to a general telephone (20) through a CO line with a mobile phone or a general telephone.

2. If there is a call to the mobile phone 30 through the public network from a mobile phone or a general telephone from the outside

3. When making a phone call through a CO line with a general telephone (20)

4. When making a phone call using the mobile phone (30)

5. When making a phone call using the computer 40

First, a case in which the call is made to the general telephone 20 or the mobile phone 30 connected to the simple telephone exchange device 10 of the present invention from the outside will be described.

1. When there is a telephone call from the external cellular phone or general telephone to the general telephone 20 through the trunk line, a ring signal is introduced through the trunk line, and the ring signal detection unit 106 detects the ring signal. . The ring signal detector 106 transmits the ring detection signal to the microprocessor 100. In addition, the CID detection unit 112 detects the telephone number from the ring signal input from the ring signal, which is generally second, and generally second, and transmits the telephone number to the microprocessor 100. The microprocessor 100 outputs the telephone number to the display. Let's do it. On the other hand, the microprocessor 100 outputs the ringtone currently set from the memory 136 in response to the ring detection signal, and simultaneously controls the ringer playback unit 138. Under the control of the ringer playback unit 138, a multiplexed sound, for example, 40 ringtones or music is output through the speaker 140. Thereafter, if the hook-off state is detected and the hook-off state continues, the multiplexing sound is continuously output in response to the ring signal, and when the hook-on state is reached, the first hook detection unit 108 sends the hook detection signal to the microprocessor 100. Convey. In response, the microprocessor 100 controls the ringer reproducing unit 138 in response to the hook detection signal to stop the multiplex sound output. As a result, a normal call is made. At this time, since the switching unit 110 maintains a state in which switching between the CO line and the general telephone 20 is made, no separate control is made. This is when the call is made using the mobile phone 30 to be described later is made.

2. Next, when there is a telephone call to the mobile phone 30 through the air waves from an external mobile phone or a general telephone, a direct call to the mobile phone 30, or a general telephone to perform the exchange feature of the present invention The call can be made through 20. Of course, in order to perform the exchange function, the mobile phone connector 114 should be connected to the mobile phone (30). When the call connection signal is input to the mobile phone 30 through the airwave, a ring tone or vibration output is made, and when the user presses the call connection switch 116, the call connection state is established and the call can be performed. In this case, since the cellular phone connector 114 is connected to the cellular phone 30, when the call connection detection unit 122 detects the call connection signal and transmits the call connection signal to the microprocessor 100, the microprocessor 100 transmits the call connection signal. The ring tone reproducing unit 138 is controlled at the same time as the ring tone currently set from the memory 136 is output in response to the call connection signal. Under the control of the ringer playback unit 138, a multiplexed sound, for example, 40 ringtones or music is output through the speaker 140. In addition, the CID detection unit 112 detects the telephone number from the call connection signal input from the call connection signal to the microprocessor 100 and transmits the telephone number to the display. Thereafter, a normal call can be made using the mobile phone 30. When using the exchange function of the present invention, the call connection switch 116 can be used to perform a call using the general telephone 20 in a pressed state. Can be. This is determined by the microprocessor 100 when the call connection switch 116 is pressed in order to exchange the cellular phone 30 with the general telephone 20 and the call connection switch 116 is pressed simultaneously with the switching unit 110. By switching) will be able to perform a call by connecting the general telephone 20 and the mobile phone (30). At this time, when a call is made through the general telephone 20, the power supply is not made because the connection state with the CO line is opened. For this purpose, the external power supplied from the voice converter / call power supply 118 is provided. It will be supplied to the general telephone (20). At the same time, the voice conversion unit / call power supply unit 118 performs a function of converting the voice transmitted from the general telephone 20 and the voice input from the mobile phone 30 by voice conversion. On the other hand, when the call is terminated and the user puts down the general telephone 20, the second hook detection unit 120 detects the general telephone 20 hookoff and transmits a hookoff signal to the microprocessor 100. Accordingly, the microprocessor 100 controls the switching unit 110 in response to the hookoff signal. That is, the mobile phone 30 is switched for the call, that is, the mobile phone 30 and the normal phone 20 is switched to switch the state of the trunk line and the general phone 20 is set to the initial default value connected Will be.

On the other hand, it will be described a case where the call to the outside using the general telephone 20 or the mobile phone 30 connected to the simple telephone exchange device 10 of the present invention.

3. When calling an external cell phone or a general telephone through a CO line using the general telephone 20, the switch line 110 is connected to the CO line and the general telephone 20, so the button is hooked on. After the input, a normal call connection is performed to make a call.

4. Next, if you want to perform a phone call using the mobile phone 30, first input the call phone number using the input button of the mobile phone 30, and then perform a call connection to the normal mobile phone 30 Perform the call. At this time, if you want to use the exchange function to achieve the present invention, the general telephone 20 by hooking on to perform a normal call. It detects the call connection signal in the call connection detection unit 122 at the time of the call connection, and transmits the call connection signal to the microprocessor 100, the microprocessor 100 corresponding to the call connection signal switching unit 110 By controlling the switching state connected to the CO line, the mobile phone 30 is controlled so that the connection can be made through the general telephone 20. This is intended to be exchanged to the general telephone 20 in order to prevent the harmful effects of electromagnetic waves away from the mobile phone 30 intended to achieve the present invention.

5. On the other hand, if you want to perform a telephone call using the computer 40, the number input using the call program built in the computer 40, or double-click the pre-stored phone number DTMF generation unit ( In step 128), a signal corresponding to the telephone number is generated. The signal is transmitted through the CO line and the call is made with the corresponding phone number under the control of the telephone company. In addition, the computer 40 includes a function of being connected to the Internet / network, downloading data, that is, a ringtone and a melody, and storing it in the memory 136. Of course, the data stored in the memory 136 may be freely erased and updated using the computer 40 or an input key (not shown) provided by itself.

Here, the charging unit 134 is provided between the lines where the power is supplied to supply the power to the simple telephone exchange device 10 itself, and when the mobile phone 30 is connected to the charging connector, the mobile phone 30 is connected to the mobile phone 30. Perform the charging function of.

In operation of each function, the LED is turned on to visually express the operation.

The present invention focuses on the function of exchanging a mobile phone with a general telephone. However, it is well known that an exchange function can be performed using a general telephone even when using a computer.

As described above, when using the simple telephone exchange apparatus according to the present invention has the following effects.

1. You can immediately verify the identity of the caller through the caller ID (CID detection).

2. When the incoming or outgoing of the mobile phone can be called by the general telephone, it can prevent the damage caused by the electromagnetic wave generated from the mobile phone in advance.

3. MP3 music is played on the ringtones of general telephones. In addition, in the case of older phones, it is possible to suppress the replacement of mobile phones due to ringtones because the ringtone of a single phone is used as the ringtone of MP3.

4. Integrate multiple required functions into one device to meet cost savings and user needs.

5. With computer phone management program, phone call can be made by regular mouse line as well as phone number management.

6. Call history necessary for customer management is automatically arranged in sequence.

7. It is easy to recognize the ringer by hearing impaired person by displaying lamp blinking LED.

The present invention is not limited to the above-described embodiment, it will be apparent that many modifications are possible by those skilled in the art within the technical idea of the present invention.

Claims (5)

In the simple telephone exchange device that performs the mutual exchange function by the control of the microprocessor by selectively connecting the general telephone, mobile phone, and computer connected to the trunk line, A ring signal detection unit connected at one end to the trunk line and a general telephone and connected at a second end to a microprocessor to detect a ring signal transmitted through the trunk line; A first hook detection unit connected at one end between the trunk line and a general telephone and connected at a second end to a microprocessor to detect a hook on / off of the general telephone; A switching unit configured to connect a trunk line with a general telephone or to perform a selective switching for connecting a cellular phone with a general telephone under the control of the microprocessor; One end is connected to the mobile phone and the other end is connected to a microprocessor to perform switching for call connection when there is a call connection request from the outside, or generate a call signal for call connection to the outside using the mobile phone. Call connection switch; Posted between the mobile phone and the switching unit, when performing a call exchange function using a general telephone in the call connection state of the mobile phone and modifies the voice transmitted between the mobile phone and the general telephone and at the same time Voice conversion unit / call power supply for performing a power supply; One end of the call connection detecting unit is connected between the voice conversion unit / call power supply unit and the switching unit, and the other end is connected to the microprocessor to perform the hook on / off state of the general telephone in the state of performing the exchange function using a general telephone. A second hook detection unit which detects and outputs a detection signal to connect the trunk line with an initial state to the general telephone with a microprocessor; One end is connected between the voice conversion unit / call power supply unit and the switching unit, and the other end is connected to the microprocessor, so that a call connection detection signal is output so that a multiplex ring tone and melody can be output when there is a call from the outside to the mobile phone. Call connection detection unit for outputting; A power supply unit which receives an AC power supplied from the outside through a power connector, converts the power into a DC power, and supplies a driving voltage including a microprocessor and a voice conversion unit / call power supply unit; A microprocessor that is controlled in response to the signal input and output by the general telephone and the mobile phone Simple telephone exchange device characterized in that it comprises a. The method of claim 1, wherein the microprocessor, One end is connected between the switching unit and the general telephone, and between the switching unit and the mobile phone, and the other end is connected to the microprocessor, so as to detect the other party's phone number from the ring signal input through the trunk line or detect the other party's phone number from the mobile phone call signal. CID detection unit for detecting; And A display unit for displaying a telephone number detected from the ring signal and the call connection signal; Simple telephone exchange device, characterized in that further provided. The method of claim 1, wherein the microprocessor, A computer communication unit having one end connected to the computer and the other end connected to the microprocessor; A DTMF generating unit for generating two sounds having a specific frequency and transmitting the telephone number transmitted by the telephone number management program provided in the computer to the trunk line; And A memory for storing a program required for driving the microprocessor, a phone number detected by a ring signal and a call connection signal, a call number input by a user, and a ring tone and melody of a multiplex sound Simple telephone exchange device, characterized in that further provided. 4. The simplified telephone exchange apparatus according to claim 3, wherein a ring tone reproducing unit for outputting and reproducing a ring tone or melody from the memory is further connected to a microprocessor. The simple telephone exchange device according to claim 1, wherein the microprocessor further comprises a ring signal, a call connection signal, and a lamp display unit which is turned on during driving to display a driving state to the user.