JP2001186264A - Key telephone system and its communicating method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reliably communicate information, e.g. from an urgent patient to a corresponding doctor. SOLUTION: When the emergency calling key D-A of a telephone set terminal D1 is pressed down while an outside line B1 being a 1st outside line communicates with the terminal D1 being a 1st telephone set terminal, a call controller A performs emergency calling to a D2 being a 2nd telephone set terminal.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a key telephone system suitable for emergency communication and a communication method therefor.

[0002]

2. Description of the Related Art For example, when an emergency patient contacts a reception at a hospital or the like, a responding person listens to the patient's situation in detail and transmits the information to a doctor who handles the treatment of the patient. .

[0003] In this case, the transmission of information is performed in two stages from the emergency patient to the responding person and further from the responding person to the corresponding physician. May be missing or additional information may be added.

[0004] As a system for transmitting such information directly to a corresponding person, for example, Japanese Patent Laid-Open No. 9-27 is disclosed.
According to Japanese Patent Publication No. 0874, when an emergency call is received from the second slave unit to the master unit during a call between the master unit and the first slave unit, the communication path control unit holds the call of the first slave unit. After the second slave is connected to the master, only the reception path portion of the first slave is connected to the communication path between the second slave and the master. This allows the first slave to monitor a call between the second slave and the master.

[0005]

However, in the conventional system described above, when the first slave monitors a call between the second slave and the master, the first slave and the master are monitored. Only when a call is made between Therefore, the first
If there is no call between the child device and the parent device,
Monitoring by the first slave unit becomes impossible.

When such a system is applied to, for example, a system having a plurality of telephones, it is not possible to notify all the telephones that there is an emergency contact, and the information from the emergency patient described above is handled. There is a problem that it is not possible to reliably transmit to a doctor in real time.

The present invention has been made in view of such circumstances, and provides, for example, a key telephone system and a communication method thereof that can reliably transmit information from an emergency patient to a corresponding doctor in real time. Is what you can do.

[0008]

According to a first aspect of the present invention, there is provided a key telephone system comprising:
To a call control device that is connected to the n-th external line and performs control related to incoming / outgoing / calling / transferring / communication path connection, and individually connected to the plurality of first to n-th extensions to the call control device And a first to n-th telephone terminal having an emergency call button, wherein the call control device performs an emergency call of the first telephone terminal during a call between the first outside line and the first telephone terminal. When the call button is pressed, an emergency call is made to the second telephone terminal. Also, when making an emergency call to the second telephone terminal, the call control device connects the second extension connected to the second telephone terminal to the first outside line and the first telephone terminal. In addition to connecting to a call path with the first extension, the second telephone terminal can be automatically put into a call state to enable a hands-free call. Also, when the emergency call button of the first telephone terminal is pressed during a call between the first outside line and the first telephone terminal, the call control device transmits to the other telephone terminals including the second telephone terminal. An emergency call can be made to the user. Further, the call control device, when the other telephone terminal receiving the emergency call dials a predetermined function code, the extension connected to the other telephone terminal,
It is possible to connect to a call path between the first outside line and the first extension connected to the first telephone terminal.
Further, the emergency call can be performed by turning on or blinking an emergency call indicator light provided in the first to n-th telephone terminals. A communication method for a key telephone system according to claim 6, wherein the control is performed by a plurality of first to n-th external lines connected to a higher-level switching system, and controls related to incoming calls, outgoing calls, transfers, and call path connections. A first step performed by the control device, and a second step of individually connecting the first to nth telephone terminals having the emergency call button to the plurality of first to nth extensions for the call control device. A third step of making an emergency call to the second telephone terminal when an emergency call button of the first telephone terminal is pressed during a call between the first outside line and the first telephone terminal. It is characterized by the following. In the third step, when an emergency call is made to the second telephone terminal, the second extension connected to the second telephone terminal is connected to the first outside line and the first telephone terminal. And a fifth step of automatically setting the second telephone terminal to a call state to enable a hands-free call. Can be made. The third step includes the first step.
When the emergency call button of the first telephone terminal is pressed during a call between the outside line of the first telephone terminal and the first telephone terminal, a sixth step of making an emergency call to other telephone terminals including the second telephone terminal Can be included. In the sixth step, when the other telephone terminal receiving the emergency call dials a predetermined function code, the extension connected to the other telephone terminal is changed to the first outside line and the first outside line. A seventh step of connecting to a call path with a first extension connected to the telephone terminal may be included. Also,
In the third, fourth, and sixth steps, an emergency call is made for the first to n-th steps.
An eighth step performed by turning on or blinking the emergency call indicator light provided in the telephone terminal of the first embodiment may be included. In the key telephone system and the communication method according to the present invention, when an emergency call button of the first telephone terminal is pressed during a call between the first outside line and the first telephone terminal, the call control device causes An emergency call is made to the second telephone terminal.

[0009]

Embodiments of the present invention will be described below.

FIG. 1 is a block diagram showing an embodiment of the key telephone system of the present invention, FIG. 2 is a plan view showing the telephone terminal of FIG. 1, and FIG. 3 shows the operation of the key telephone system of FIG. It is a figure for explaining.

The key telephone system shown in FIG. 1 includes a call controller A and a plurality of telephone terminals D1 to Dn.

The call control device A performs an incoming call, an outgoing call, a transfer, a call path connection, and the like. The call control device A is connected to a higher-level switching system (not shown) through a plurality of external lines B1 to Bn. The call controller A and the plurality of telephone terminals D1 to Dn are connected by a plurality of extensions C1 to Cn.

As shown in FIG. 2, the telephone terminals D1 to Dn include an emergency call button DA, an emergency call display LEDD-B as an emergency call indicator, a receiver DC, an LCD display DD, and a dial button. DE is provided.

Next, the operation of the key telephone system having such a configuration will be described.

First, as shown in (state a) of FIG. 3, it is assumed that the telephone terminal D1 is using the extension C1 to talk with the outside line B1. In this state, when the emergency call button DA shown in FIG.
Make an emergency call to 2.

The telephone terminal D2 that has received the emergency call automatically enters a talking state, and a hands-free call becomes possible. Further, the call control device A connects the extension C2 connected to the telephone terminal D2 to a call path between the outside line B1 and the extension C1 connected to the telephone terminal D1.

As a result, as shown in (state b) of FIG.
The telephone terminal D2 can listen to the telephone call performed by the telephone terminal D1 through the outside line B1. At this time,
The call control device A turns on or blinks the emergency call display LEDD-B of all the other telephone terminals Dn, and notifies all the other telephone terminals Dn that an emergency emergency call is being performed.

When one of the dial buttons DE of all the other telephone terminals Dn is operated to dial a predetermined function code, the call control device A is connected to the telephone terminal Dn. The extension Cn is connected to a communication path between the outside line B1 and the inside line C1. As a result, as shown in (state c) of FIG. 3, the telephone terminal Dn can listen to a call being made by the telephone terminal D1 through the outside line B1.

As described above, in the present embodiment, while the outside line B1 as the first outside line and the telephone terminal D1 as the first telephone terminal are in a call, the emergency call button D1 of the telephone terminal D1 is used.
When -A is pressed, the emergency call is performed by the call control device A to the second telephone terminal D2.
For example, information from an emergency patient can be reliably transmitted to a corresponding doctor in real time.

In this embodiment, when the call control device A makes an emergency call to the telephone terminal D2,
2 is automatically set to the call state, and hands-free communication is enabled. However, the present invention is not limited to this example, and other telephone terminals Dn also automatically change to the call state. Hands-free calls can be made possible.

In the present embodiment, the case where an emergency call is made by operating the emergency call button DA has been described. However, the present invention is not limited to this example, and a predetermined function code may be dialed. Specific telephone terminals D1 to Dn, for example, by extension dialing
It is also possible to make an emergency call to.

[0022]

As described above, according to the key telephone system and the communication method thereof according to the present invention, the emergency call button of the first telephone terminal is pressed while the first outside line and the first telephone terminal are talking. Then, since the call control device makes an emergency call to the second telephone terminal, it is possible to reliably transmit the information from the emergency patient to a doctor corresponding to the emergency in real time, for example.

[Brief description of the drawings]

FIG. 1 is a block diagram showing one embodiment of a key telephone system of the present invention.

FIG. 2 is a plan view showing the telephone terminal of FIG. 1;

FIG. 3 is a diagram for explaining the operation of the key telephone system of FIG. 1;

[Explanation of symbols]

 A Call control device B1 to Bn External line C1 to Cn Extension line D1 to Dn Telephone terminal DA Emergency call button DB Emergency call display LED DC Handset DD LCD display DE Dial button

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Claims (10)

[Claims] 1. A call control device connected to a higher-level switching system by a plurality of first to n-th external lines and performing control related to incoming call, outgoing call, transfer, and call path connection, and the call control device. And first to n-th telephone terminals each having an emergency call button, each of which is individually connected to a plurality of first to n-th extensions, and wherein the call control device comprises: A key telephone system wherein an emergency call is made to the second telephone terminal when an emergency call button of the first telephone terminal is pressed during a call with the first telephone terminal. 2. The call control device, when making an emergency call to the second telephone terminal, sets the second extension connected to the second telephone terminal to the first external line and Connecting to a call path with the first extension connected to a first telephone terminal, and automatically setting the second telephone terminal to a call state to enable a hands-free call; The key telephone system according to claim 1, wherein 3. The call control device according to claim 1, wherein said second telephone is pressed when an emergency call button of said first telephone terminal is pressed during a call between said first outside line and said first telephone terminal. The key telephone system according to claim 1, wherein an emergency call is made to another telephone terminal including the terminal. 4. The call control device, when the other telephone terminal receiving the emergency call dials a predetermined function code, changes the extension connected to the other telephone terminal to the first telephone terminal. 4. The key telephone system according to claim 3, wherein the telephone line is connected to a communication path between the outside line of the first telephone line and the first extension line connected to the first telephone terminal. 5. 5. The button according to claim 1, wherein the emergency call is performed by turning on or blinking an emergency call indicator provided in the first to n-th telephone terminals. Telephone system. 6. A first step which is connected to a higher-level switching system by a plurality of first to n-th external lines and performs control relating to incoming / outgoing / calling / transferring / communication path connection by a call controller. , The first to the first, having an emergency call button for the call control device.
A second step of individually connecting the n-th telephone terminal to a plurality of first to n-th extensions; and a communication between the first external line and the first telephone terminal,
A third step of making an emergency call to the second telephone terminal when an emergency call button of the first telephone terminal is pressed. 7. The method according to claim 7, wherein: when making an emergency call to the second telephone terminal, the second extension connected to the second telephone terminal is replaced with the first external line. And a fourth step of connecting to a call path with the first extension connected to the first telephone terminal, and automatically setting the second telephone terminal to a call state, and making a hands-free call. 7. The communication method for a key telephone system according to claim 6, further comprising: a fifth step for enabling the following. 8. In the third step, when an emergency call button of the first telephone terminal is pressed during a call between the first outside line and the first telephone terminal, the second step is performed. Emergency call to other telephone terminals including the telephone terminal of the sixth.
7. The communication method for a key telephone system according to claim 6, further comprising the step of: 9. In the sixth step, when the other telephone terminal receiving the emergency call dials a predetermined function code, an extension connected to the other telephone terminal is changed to the extension. 9. The key telephone system according to claim 8, further comprising a seventh step of connecting to a call path between a first outside line and the first extension line connected to the first telephone terminal. Communication method. 10. An eighth step in which the third, fourth, and sixth steps include making the emergency call by turning on or blinking an emergency call indicator light provided in the first to n-th telephone terminals. The communication method for a key telephone system according to any one of claims 6 to 8, further comprising: