JPH07236004A - Method and device for controlling connection of telephone request it personal computer communication - Google Patents

Abstract

PURPOSE:To make a contact with the user busy in personal computer communication with center equipment about the arrival of a phone call by calling the center equipment for personal computer communication and allowing the center equipment to inform the presence of a telephone set terminal desiring a phone contact to the communication terminal equipment. CONSTITUTION:When a telephone set terminal 4 calls a communication terminal 1 and the communication terminal 1 makes personal computer communication with center equipment 3, the telephone set terminal 4 makes a call to the center equipment 3. Upon the receipt of a number of the communication terminal 1 requesting telephone connection from the telephone set terminal 4 in terms of a dial signal, the center equipment 3 checks the operating state of the communication terminal 1 corresponding to the telephone number. When the communication terminal 1 is busy with data communication, a control section 33 commands the entry of a contact destination (communication terminal 1) number to the telephone set terminal 4 in a voice signal, and when the number is entered, the control section 33 sends a message (data including the contact destination number to the communication terminal 1 when the data communication is stopped. Thus, the user recognizes a request from an external telephone terminal during the personal computer communication.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a telephone connection control system and device for personal computer communication. In recent years, a service has been widely used in which a user of a communication terminal such as a personal computer (personal computer) connected to a telephone line accesses a service center for personal computer communication via a public telephone network to perform personal computer communication. Such a communication terminal is connected in parallel with a telephone terminal, and by switching, a telephone line can be connected to the communication terminal or the telephone terminal to perform data communication or telephone communication.

When a user of such a communication terminal makes a call from another telephone, if the user of the communication terminal is performing personal computer communication, the call cannot be made.
It is difficult to make contact, and it is desired to be able to contact without affecting data communication.

[0003]

2. Description of the Related Art FIG. 8 is an explanatory view of a conventional example. In FIG. 8, reference numeral 80 denotes a communication terminal provided by a personal computer communication user,
81 is a data terminal such as a personal computer, 82 is a telephone terminal, 83
Is an NCU (Network Control) that switches the telephone line to a data terminal or telephone terminal and controls outgoing and incoming calls.
Unit: Network control device) Built-in modem, 84 is telephone line, 85
Is a public telephone network, 86 is a center device for providing personal computer communication services, and 87 is a telephone terminal.

It is assumed that the user of the telephone terminal 87 makes a call to the communication terminal 80 provided in a business office or a home having only one telephone line. At that time, the user of the communication terminal 80 is a data terminal. When the personal computer communication is performed by 81, the user of the telephone terminal 87 recognizes that the telephone line 84 is in use because a busy tone is returned from the exchange (not shown) of the public network 85. . In this case, the user of the communication terminal 80 cannot make contact by telephone until the communication between the communication terminal 80 and the center device 86 is completed. From the opposite standpoint, if the user of the communication terminal 80 knows that the user of the telephone terminal 87 is calling in advance, the personal computer communication cannot be started until the telephone of the telephone terminal 87 is called. become.

When the communication terminal 80 is subscribed to the interruption service provided by the public network 85, when the communication terminal 80 is performing data communication with the center device 86, an incoming call from the telephone terminal 87 is received. Accordingly, if an interrupt signal is input from the public network 85, the data communication will be interrupted.

[0006]

As described above, a communication terminal in which a data terminal for personal computer communication and a telephone terminal are connected to one telephone line and which performs either personal computer communication or voice communication by switching. In this case, if a user of the communication terminal is making a personal computer communication and a call is received from a user of another telephone terminal, there is a problem that the telephone communication cannot be performed without adversely affecting the personal computer communication. .

According to the present invention, even if the user of the communication terminal is performing personal computer communication with the center device, the personal computer communication can inform or make a call to the user from another telephone terminal. It is an object of the present invention to provide a connection control method and a connection control device for a telephone request.

[0008]

FIG. 1 is a first basic configuration diagram of the present invention, and FIG. 2 is a second basic configuration diagram of the present invention. In FIG. 1 showing a first basic configuration, 1 is a communication terminal including a data terminal 10 such as a personal computer, a telephone terminal 11 and a modem 12 with a switch, 2 is a public network, 3 is a center device for personal computer communication, 4 Is a telephone terminal. In the center device 3, 30 is a data handling unit that responds to a call requesting personal computer communication from a data terminal, 31 is a terminal / call interface unit, 32 is a call handling unit that answers a call from a telephone terminal, and 33 is a memory. The control unit, including 34, is a circuit switching unit. Further, 1a, 3a, 3b, 4a are public networks 2 respectively.
3a is a telephone line (or channel) assigned for personal computer communication, and 3b is a telephone line (or channel) assigned for communication. The data handling unit 30 and the call handling unit 32 are provided for each of a plurality of lines (only one line, 3a and 3b in the figure).

Next, in FIG. 2 showing the second basic structure,
2 and 4 are telephone public networks, like the symbols in FIG.
A telephone terminal is shown, 5 is a communication terminal having a return automatic dialing function according to the present invention, and 6 is a personal computer communication center device having a simpler configuration and functions than the center device 3. Further, 10 to 12 of the communication terminal 5 are the same devices as those shown in FIG. 1, 10 is a data terminal, 11 is a telephone terminal, and 12 is a switch for switching the line to either the data terminal or the telephone terminal. A modem, 13 is an automatic dial section having a function of generating a dial signal, 14 is an automatic dial control section including a memory, and 15 is a signal transmitting / receiving section.

In the center device 6, reference numerals 60 to 63 are the same as the reference numerals 30 to 33 in FIG. 1, and description thereof will be omitted. Reference numerals 4a, 5a, 6a and 6b are lines, 6a is a line (or channel) assigned for personal computer communication, and 6b is a line (or channel) assigned for communication.

In the first configuration of the present invention, if the communication terminal performing personal computer communication cannot be contacted because another telephone terminal of the public network is busy, the center device for personal computer communication is called and the center device This is to notify the communication terminal of the existence of a telephone terminal that desires to make a telephone contact. At this time, whether the user of the communication terminal sends a message to the calling telephone terminal or whether the communication terminal immediately makes a call with the telephone terminal. You can choose. Also, in the second configuration, when the number of the telephone terminal on the calling side is sent from the center device for personal computer communication to the communication terminal in the first configuration, the communication terminal automatically dials the number.

[0012]

In FIG. 1, when the telephone terminal 4 calls the communication terminal 1 to the public network 2, the communication terminal 1 becomes the data terminal 1.
0, the modem 12, the line 1a, the public network 2, and the line 3a, when the user of the telephone terminal 4 makes a telephone call to the user of the communication terminal 1 while performing personal computer communication with the center device 3, the line 1a Cannot be connected because is busy (busy).

At this time, when the telephone terminal 4 makes a call to the center device 3, the telephone terminal 4 receives the call through the call line 3b of the center device 3 and responds. Telephone terminal 4
When the number of the communication terminal 1 requesting the telephone connection from the telephone is input by a dial signal (DTMF signal), the call handling unit 32
To receive. This number is given to the control unit 33, and the data managed by the control unit 33 is referred to determine the user of that number and check the operating state of the communication terminal 1 of that number.

When the communication terminal 1 is not performing communication (data communication), a voice message indicating that telephone communication is possible (or data communication is not performed) is generated to the terminal / call interface unit 31. And call section 3
2 to the communication terminal 1 to end the call. Communication terminal 1
In the state of performing data communication, the control unit 33 instructs the telephone terminal 4 to input the contact (communication terminal 1) number by voice, and when the number is input, the data is transmitted when communication is suspended. From the correspondence unit 30 to the data terminal 10 of the communication terminal 1
Send a message (data) containing the contact number to.

If this message includes a content for selecting whether to send a message (message) to the contact (communication terminal 1) or to immediately make a call by the telephone terminal 11, the user of the communication terminal 1 Give a response to select. Corresponding to the selection, when a message is sent from the communication terminal 1, the message received by the data handling unit 30 is converted into voice by the terminal / call interface unit 31 and sent to the telephone terminal 4, and at the telephone terminal 11. When the person who makes a call is selected, the center device 3 controls the line switching unit 34 to connect the lines 3a and 3
Connect b. In this case, by operating the modem 12 on the communication terminal 1 to switch the line 1a to the telephone terminal 11 side, the telephone terminal 11 can be used to connect to the telephone terminal 4 and make a call.

In the configuration shown in FIG. 2, when the data terminal 10 of the communication terminal 5 is connected to the center device 6 to perform personal computer communication, even if the telephone terminal 4 calls the communication terminal 5, the telephone contact cannot be made. At this time, the telephone terminal 4 calls the center device 6, and the number of the communication terminal 5 and the contact number (the number of the telephone terminal 4) which is the other party requesting the telephone connection to the center device 6 by the same procedure as in the case of FIG. ) Is sent to end the call with the center device 6.

The control unit 33 of the center device 6 informs that a telephone contact request is issued via the data handling unit 30 when data transmission / reception is suspended on the line 6a to which the requested communication terminal 5 is connected. The communication terminal 5 transmits the specific signal representing
Send to. When this is detected by the signal transmitting / receiving unit 15 of the communication terminal 5, a signal indicating the completion of detection is transmitted to the center device 6. When the center device 6 receives the detection completion signal, the contact number previously received from the telephone terminal 4 is transmitted from the data handling unit 30. When this contact number is received by the communication terminal 5, it is stored in a memory (not shown) managed by the control unit 14.

After that, the communication terminal 5 restarts the data communication with the center device 6, and when the communication is completed,
The signal transmission / reception unit 15 detects the end and notifies the control unit 14. The control unit 14 notifies the contact number stored in advance and activates the automatic dial unit 13. As a result, the modem 12 is switched to the side of the telephone terminal 11 and the automatic dial section 1
3 can call the telephone terminal 4 via the public network 2 to talk. It is possible to determine whether the contact number (telephone terminal 4) received by the communication terminal 5 is a partner having a high degree of importance and control whether or not to perform automatic dialing.

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIGS. 3 and 4 are diagrams showing the mutual operation and control flow (1st and 2nd) of each apparatus, and FIG. 5 is a structural example of the main part of a center apparatus.

Here, the structure of the center device shown in FIG. 5 will be described. Although the center device is provided with various services by personal computer communication, those structures are not shown in the drawing, and the first device of the present invention described above is used. Each function corresponding to the basic configuration (see FIG. 1), that is, notification of a request for telephone contact to the communication terminal, transmission of a message from the communication terminal to the telephone terminal via the center device, and communication between the communication terminal and the originating telephone terminal Only the configuration for performing line switching by telephone between is shown. The center device of FIG. 5 can be used also when the second basic configuration of the present invention (see FIG. 2) is implemented, but some of the devices are not used (for example, the line switching unit 3).
4).

In FIG. 5, each unit of 30 to 33 is a device represented by the same reference numeral in FIG. 1, and a plurality of data handling units 30 and call handling units 32 are provided corresponding to a plurality of lines. The data handling unit 30 responds to an incoming call requesting personal computer communication from the communication terminal, controls communication, monitors the status, controls disconnection, and exchanges messages with the terminal / call interface unit 31. . Further, the specific signal transmitting / receiving unit 300 is provided in the data handling unit 30, which has the second basic configuration of the present invention (see FIG. 2 above).
(See) is provided.

Further, the terminal / call interface unit 31 includes a voice conversion unit 310 for converting a message from the communication terminal into voice. Under the control of the control unit 33, the voice conversion unit 310 converts the message into voice for the call handling unit 32.

The call responding unit 32 responds to the incoming voice call from the telephone terminal by voice under the control of the control unit 33, detects the input by the dial key signal (DTMF signal) from the telephone terminal, and detects the input. Supply to. It also connects to the terminal / call interface unit 31 to receive voice input and send it to the telephone terminal, or to send signals from the telephone terminal to the terminal.
It is input to the call interface unit 31, subjected to signal conversion, and then transmitted to the communication terminal via the data handling unit 30.

The control unit 33 includes a processing unit (CPU) 330,
Memory 331, file device 332, and each unit 30,3
1, 32, 34 (see FIG. 1, not shown in FIG. 2) are configured by interfaces (IF) 333 to 336. A member table (represented by T) is stored in the file device 332, and the member table T stores the telephone numbers of members registered in the center device of this personal computer communication and information such as member IDs and names. There is. Further, the memory 331 has a use state table (S) indicating the use state of each line 3a (or data handling unit 30) for personal computer communication (data communication) provided in the center device 3.
T) is stored, and its contents are updated according to the change of the state. This usage status data (ST) indicates whether each data line is in use or is empty, and when it is in use, the member ID in use is written.

Next, the contents shown in FIGS. 3 and 4 will be described with reference to FIGS.
Will be described with reference to. In addition, in FIG. 3 and FIG.
Each operation (or operation) of the telephone terminal 4 shown in
..., the sequence of control operations of the center device 3 for personal computer communication is shown by S1, S2, ..., And the operations of the communication terminal 1 including the data terminal 10 and the telephone terminal 11 are (1), (2), (3). Indicate.

Before the operation of FIG. 3 is performed, the user of the telephone terminal 4 (see FIG. 1, the same applies hereinafter) makes a call to the communication terminal 1, and at that time, the communication terminal 1 is performing personal computer communication with the center apparatus 3. Therefore, it is assumed that the call could not be made.

A user of the telephone terminal 4 calls the center device 3 via the public network 2 (see FIG. 3). As a result, the call is received by the call handling unit 32 via the line 3b of the center device 3 (at step S1). In response to this incoming call, the control unit 33 sends a message to the terminal / call interface unit 31, is converted into voice by the voice conversion unit 310, and is called from the call support unit 32, for example, "Please input the number of the partner communication terminal." A voice is sent (at step S2). When the telephone terminal 4 hears this, the telephone number of the communication terminal 1 is input by a dial key (same).

This telephone number is received by the call handling unit 32 and sent to the control unit 33 (at step S3). The control unit 33 refers to the member table (T) of the file device 332 from the received telephone number to check the member ID and name (at step S4). If there is no member ID corresponding to this telephone number (not registered), a message to that effect is output by voice, which is not shown in FIG. 3, and the service ends.

When the member ID of the communication terminal 1 is determined, the line status table (ST) in the memory 331 is referred to by using the member ID, and the communication terminal 1 having the member ID is currently using the line (in communication). Check (S5). Communication terminal 1
When it is found that the communication terminal is not using the line, the communication terminal sends a voice message to the telephone terminal 4 indicating that the communication terminal is not communicating with the center device (at step S6) and terminates the service (at step S7). In this case, the telephone terminal 4 on the calling side hangs up (same).

When the communication terminal 1 is currently using the line, a voice message is sent to the telephone terminal 4 to input the contact number (telephone number of the telephone terminal 4) (at step S8).
In response to this, when the telephone terminal 4 inputs its own telephone number with the dial key (at the same), the center device 3 receives this at the call handling unit 32 (at S9) and sends it to the control unit 33.

The control unit 33 monitors the communication status of the line used by the communication terminal 1, and when the communication terminal 1 detects that the communication terminal 1 can receive a message from the center apparatus 3 (not in the download or upload status), the communication is started. Terminal 1
In response, the following message (data format) is transmitted (at step S10). That is, while notifying that "there is a request for a telephone connection from the outside" and the "external telephone number" (the number of the telephone terminal 4), the user of the communication terminal 1 is given a "A: Send a message to the originating telephone terminal,
B: Please select either to speak immediately ".

This message is received and displayed by the data terminal 10 of the communication terminal 1. On the other hand, when the user of the communication terminal 1 reads the message and sends a reply for selecting either A or B, the reply is received by the data handling unit 30 and sent to the control unit 33. When the response from the communication terminal 1 is A, the control unit 33 sends the telephone terminal 4 to the communication terminal 1.
Control is performed to send a message to the effect that a message to be sent to is input (S11 in FIG. 4). This message is transmitted from the data handling unit 30 to the communication terminal 1, and when the user of the communication terminal 1 reads this message, the message to be sent to the telephone terminal 4 is input from the data terminal 10 and transmitted to the center device 3 ( (2) in Figure 4).

When the data handling unit 30 of the center device 3 receives this message, the control unit 33 controls the message to be input to the terminal / call interface unit 31, and the voice conversion unit 310 converts the message into a voice to make a call. This voice is transmitted from the response unit 32 to the telephone terminal 4 (S12 of FIG. 4), and the service of the center device 3 is terminated (S13 of the same). When the user of the telephone terminal 4 hears the voice message from the communication terminal 1 (in FIG. 4), the telephone is hung up (same).

When the response from the user of the communication terminal 1 is B (speak immediately), the control unit 33 of the center device 3
A message (data format) "Please switch the line from the modem to the telephone because it connects with the communication terminal 1" is transmitted from the data handling unit 30 (at step S14). Upon reading this message, the user of the communication terminal 1 switches the line from the data terminal (modem) side to the telephone terminal side ((3)).

On the other hand, in the center device 3, the data correspondence unit 30
Connects the line connected to the communication terminal 1 to the line switching unit 34 (at step S15), and the terminal / call interface unit 31 outputs a voice message to the telephone terminal 4 to the effect that the connection request is made to the communication terminal 1. The data is converted and transmitted (at step S16).
Then, the call handling unit 32 connects the line to the line switching unit 34 (at step S17). At this time, the line switching unit 34 is controlled by an instruction from the control unit 33 to connect the line of the call handling unit 32 and the line of the data handling unit 30 (at step S1).
8).

Thereafter, a voice call is made between the telephone terminal 4 and the telephone terminal 11 of the communication terminal 1 via the line switching unit 34 of the center device 3 (the same as (4)), and the telephone terminal 4 and When you hang up (on-hook) at the communication terminal 1 (the same and
(5) Then, the center device 3 disconnects the connection in the circuit switching unit 34 between the telephone terminal 4 and the communication terminal 1 which has been connected up to that point (at step S19) and ends the service (at step S2).
0).

By the configuration and control operation described in FIGS. 3 to 5, it is possible to transmit a connection request from another telephone terminal to a communication terminal performing personal computer communication without affecting personal computer communication. It is possible to send a message to a telephone terminal or make a telephone call immediately by the request of the user of the communication terminal.

FIG. 6 is a block diagram of the embodiment of the communication terminal, which is a concrete example of the communication terminal 5 in the second basic structure of the present invention shown in FIG. In FIG. 6, reference numeral 2'is a telephone network, 10 to 12 are the same as the respective devices having the same reference numerals in FIG. 2, 10 is a data terminal for personal computer communication, 11 is a telephone terminal, and 12 is a switchable modem. , A switching unit 120 and a modulation / demodulation unit 121, and 122 to 124 are terminals connected to the outside.

Reference numeral 50 is an automatic return dialing device, which is constructed as a single device including the respective parts 13 to 15 shown in FIG. Each part will be described below. Reference numeral 51 is a control unit that controls each unit, 52 is a signal transmission / reception unit that receives a data signal from the center device 3 (see FIG. 2, the same applies hereinafter) and transmits data received from the data terminal 10 to the center device, In addition, it has a function of detecting a specific signal (specific character string) transmitted from the center device before sending the other party's telephone number and a function of transmitting a detection completion signal.

Reference numeral 53 is an automatic dial section for automatically making a call using the telephone number stored in the first memory 55, 54 is a memory writing section for writing the other party's telephone number received from the center device in the first memory 55, and 55 is a center The first memory for storing the other party's telephone number sent from the device, 56 is a number collating section for collating the telephone number of the first memory 55 with the telephone number of each level registered in the second memory 57, 57 is a good telephone The second memory in which the telephone number of the person who performs the call is divided and stored according to the registration level, 58 is an input unit for registering the number in the second memory, and 59 is the telephone number of the return telephone number written in the first memory 55. A display unit for displaying and displaying item contents input from the input unit 58 to the second memory 57.
Reference numerals 60-1 to 60-4 are terminals for connecting to the outside.

FIG. 7 is a control flow of the communication terminal (FIG. 6), showing the mutual operation and control flow of the automatic dial device / data terminal and the center device. In the figure, the control operation of the center device is represented by S1, S2 ... And the control operation of the automatic dial device is represented by a, b, c.

The mutual operation between the communication terminal shown in FIG. 6 and each of the other devices will be described with reference to FIG. In this case, the configuration of the center device may be the same as the configuration shown in FIG. 5, but the configuration of FIG.

The operation of FIG. 7 is assumed to start from the next state. That is, even if the telephone terminal 4 calls the communication terminal 5 (FIG. 6) as in the case of FIG. 2, since the communication terminal 5 cannot communicate by telephone because the communication terminal 5 is performing personal computer communication, the user of the telephone terminal 4 can use the center device. 6 (see FIG. 2), and by the same operation as S1 to S8 in FIG. 3 described above, the telephone number and the contact number (the number of the telephone terminal 4) of the communication terminal 5 which is the other party requesting the telephone connection to the center apparatus 6. ) Is sent. In this case, the telephone terminal 4 disconnects the connection with the center device 6 after sending each number by a dial key.

Thereafter, the operation shifts to the operation of FIG. 7, and the center device 6 monitors the data handling unit 30 connected to the line used by the communication terminal 5 requested by the telephone terminal 4,
When data communication between the center device 6 and the center device 6 (FIG. 2) is suspended, a specific signal (a signal string of a specific character) is sent to the communication terminal 5 (FIG. 6) (S1 in FIG. 7). The communication terminal 5 detects the signal transmitted by the signal transmitting / receiving unit 52 (see FIG. 7).
A). This specific signal is transmitted from the specific signal transmission / reception unit 300 of the data corresponding unit in order to notify that the center device 6 will transmit the number of the telephone terminal requesting the telephone connection.

When the specific signal is detected, the communication terminal 5 causes the signal transmitter / receiver 52 to send out a signal indicating completion of detection (a signal string of a character different from the detected signal) under the control of the controller 51 (the same b). When this detection completion signal is confirmed (detected) by the specific signal transmitting / receiving unit 300 of the data corresponding unit 30 of the center device 6 (at step S2), the telephone number (number of the telephone terminal 4 received from the telephone terminal 4 as described above. ) Is sent from the data handling unit 30 (at step S3).

In the communication terminal 5, when this is received by the signal transmitting / receiving section 52 (at c), the memory writing section 54 is driven by the control of the control section 51 to write at the first memory 55 (at d). After this, the suspended data communication between the center device 6 and the data terminal 10 of the communication terminal 5 is restarted (see the same S
4,), the center device 6 is in a waiting state for receiving the processing end character (at step S5).

During this time, the return telephone automatic dialing device 5
In the case of 0, the number collation unit 56 is driven by the control of the control unit 51 and it is collated whether the telephone number (number of the telephone terminal 4) written in the first memory 55 matches the number registered in the second memory 57. (Same e). An important partner number is registered in the registration level 1 of the second memory 57, and the first memory 55
If the telephone number of (the other party's telephone number sent from the center device) is registered at this level, an automatic call will be made unconditionally without the user's approval. In the registration level 2, the telephone number of the person who is less important or the telephone number of the person who needs attention is registered. If the telephone number of the first memory 55 is registered in this level, it is necessary to make a call. User approval is required.

The results of collation are classified into registration level 1, registration level 2 or no corresponding number, and the corresponding item and telephone number are displayed on the display unit 59 (f in FIG. 7). After that, when the data communication between the center device 6 and the data terminal 10 of the communication terminal 5 is completed (at step S6), the CD (Carrie
r Detect) Identify by detecting signal off. The switch 120 of the modem 12 is switched automatically or manually, and the terminal 123, the terminal 60-3 and the automatic dial unit 5 are connected.
3 is connected to the telephone terminal 11.

When the data communication is completed, the control unit 51 discriminates the result of the number collation and unconditionally calls the number (registration level 1 number) or the number that requires approval to make the call (registration level). Whether it is Level 2 or another number), the system waits for the input of automatic call or approval (the same g).

In the case of a number to be called unconditionally, the automatic dial portion 53 is driven to immediately and automatically call the telephone number registered in the first memory 55 (the same h). At this time, a buzzer (not shown) may be sounded to notify the user that a call is being made.

If the number requires approval to make a call,
When there is an approval input from the input unit 58, the automatic dial unit 5
When the call origination operation by 3 is performed and a connection is established with the other party, a telephone call can be made between the telephone terminal 11 and the user of the other party's telephone terminal 4 (FIG. 2) via the telephone network 2 '(the same). h).

[0052]

According to the first aspect of the present invention, a user of a communication terminal connected to a public network by a single line provided with a data terminal for performing personal computer communication and a telephone terminal makes another telephone call during personal computer communication. Even if you want to make a telephone call from the terminal, you can know the request from the telephone terminal from the outside. Further, when a call request is notified, the user of the communication terminal can transmit a message from the data terminal to an external phone terminal in real time by voice. Furthermore, by making a selection, it becomes possible to talk to an external telephone terminal without making a call again.

According to the second configuration of the present invention, when a telephone request is made from an external telephone terminal, it is possible to automatically make a call to the telephone terminal at the end of personal computer communication. It is possible to prevent forgetting and save the trouble of making a call. Also, by setting the level (importance) of the other party's telephone number in advance, it is possible to control whether or not to automatically make a call depending on the other party of the telephone request. Further, since the center device sends the telephone number of the other party without inputting it by himself, it is possible to prevent a dial error.

[Brief description of drawings]

FIG. 1 is a first basic configuration diagram of the present invention.

FIG. 2 is a second basic configuration diagram of the present invention.

FIG. 3 is a diagram showing a mutual operation and a control flow (No. 1) of each device.

FIG. 4 is a diagram showing a mutual operation and a control flow (No. 2) of each device.

FIG. 5 is a configuration example of a main part of a center device.

FIG. 6 is a configuration diagram of an embodiment of a communication terminal.

FIG. 7 is a diagram showing a control flow of the communication terminal (FIG. 6).

FIG. 8 is an explanatory diagram of a conventional example.

[Explanation of symbols]

 1 Communication Terminal 10 Data Terminal 11 Telephone Terminal 12 Switched Modem 2 Public Network 3 Personal Computer Communication Center Device 30 Data Corresponding Section 31 Terminal / Call Interface Section 32 Call Corresponding Section 33 Control Section 34 Line Switching Section 4 Telephone Terminal

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Tomoyo Hamada 100-1 Sakado, Takatsu-ku, Kawasaki City, Kanagawa Prefecture Fujitsu Network Engineering Limited

Claims (7)

[Claims] 1. A method for controlling connection of a telephone request to a communication terminal connected to one telephone line of a public network by switching between a data terminal for performing personal computer communication by connecting to a center apparatus for personal computer communication and a telephone terminal for voice communication. In the above, when the communication terminal receives a call from another telephone terminal that cannot connect to the communication terminal while the communication terminal is communicating with a personal computer, the center device receives the number of the communication terminal of the other party who wants to connect from the other telephone terminal. To determine the communication status of the other communication terminal,
When the other communication terminal is in communication, the center device obtains the number from the other telephone terminal, and when the communication is suspended, the other telephone desiring to connect to the data terminal of the other communication terminal by data. A connection control method for a telephone request, characterized by performing control for notifying a terminal number. 2. The center device according to claim 1,
Select whether to notify the other communication terminal of the number of the other telephone terminal that desires to be connected and send a message to the other telephone terminal or to make a call to the other telephone terminal by the telephone terminal. When a message to be transmitted is selected and a message is input from the communication terminal and the message is input, the message is converted to voice and transmitted to the other telephone terminal, and the communication terminal makes a call by the telephone terminal. When there is an input for selecting, the line switching unit in the center device is controlled to connect the call line and the communication line to which the communication terminal is connected to enable a call between both terminals. A feature is a connection control method for telephone requests. 3. The center device according to claim 1,
When the number of the communication terminal of the connection partner and the number of the other telephone terminal itself are acquired from the other telephone terminal, the connection with the other telephone terminal is released and the other party is informed by the data when communication with the communication terminal is suspended. The data terminal of the communication terminal is notified of the number of the other telephone terminal which desires to be connected. When the communication terminal detects the number of the other telephone terminal, the communication terminal waits until the data communication is completed, and the line is closed. A connection control method for a telephone request, comprising switching to a telephone terminal and automatically calling from the number of the other telephone terminal. 4. A connection control device for a telephone request to a communication terminal connected to one telephone line of a public network by switching between a data terminal for performing personal computer communication by connecting to a personal computer communication center device and a telephone terminal for voice communication. In the above, the center device is connected to the public network by a data line and a call line, and a data handling unit connected to the data line, a call handling unit connected to the call line, and the data handling unit A terminal / interface unit is provided for connecting between the call responding units, and when a call is received from another telephone terminal that cannot connect to the communication terminal while the communication terminal is communicating with the personal computer, the call is connected to the call handling unit and connected. When the number of the partner communication terminal desiring to receive is received from the other telephone terminal, the communication state of the partner communication terminal is determined by the control unit, and the partner communication terminal is communicating. , The number of the other telephone terminal that wants to connect to the data terminal of the other communication terminal by data when the communication is suspended from the data corresponding unit used by the other communication terminal by obtaining the number from the other telephone terminal A call request connection control device characterized by notifying the caller. 5. The center switching device according to claim 4, wherein the center device is provided with a circuit switching unit for controlling switching of connection between the data corresponding unit and the call corresponding unit, and the other telephone terminal which desires connection to the partner communication terminal. A message is transmitted from the data corresponding unit to the other telephone terminal and a message for selecting whether to send a message to the other telephone terminal or to make a call to the other telephone terminal by the telephone terminal is transmitted from the communication terminal. When sending is selected and a message is input, the terminal / interface unit converts the message into voice and sends it from the call responding unit to the other telephone terminal, and the communication terminal makes a call by the telephone terminal. When the input for selecting is detected, the circuit switching unit controls the data handling unit and the call handling unit to be connected, and the connection is made by switching on the communication terminal side. A call request connection control device, wherein a call path is formed by connecting the established telephone terminal and the line of the other telephone terminal. 6. A communication terminal in which a data terminal for performing personal computer communication by connecting to a personal computer communication center device and a telephone terminal for voice communication are connected to one telephone line of a public network by switching, and the central device is public. A data line and a call line are connected to the network, and a data interface connected to the data line and a call interface connected to the voice line, and a connection between the data interface and the call interface If a call from another telephone terminal that cannot connect to the communication terminal is received while the communication terminal is communicating with a personal computer, the communication terminal is connected to the call responding section, and the other communication terminal that wants to connect is connected. The communication terminal is provided with means for transmitting the number of the other telephone terminal to the communication terminal when communication with the communication terminal is suspended when the number and the number of the other telephone terminal are acquired. Includes a control unit, an automatic dial unit including a memory, and a signal transmission / reception unit. When the signal transmission / reception unit receives a number of the other telephone terminal from the center device by exchanging a specific signal with the center device, the number is transmitted to the automatic dial unit. A communication terminal for performing connection control of a telephone request, characterized in that when the data is stored and data communication of the communication terminal is completed, the automatic dialing section automatically makes a call using the stored number. 7. The automatic dial unit according to claim 6, wherein a partner number corresponding to a level is registered in advance, and the number sent from the center device corresponds to the preregistered level, or A communication terminal that performs connection control of a telephone request, which is characterized by determining whether it is not registered and performing automatic dial activation control according to the determination result.