JPH02218258A - Home telephone exchange - Google Patents

Abstract

PURPOSE:To recognize with which extension telephone set or external line or doorphone a busy extension telephone set communicates by sending a message or the like in response to the talking state and status to a caller extension telephone set when a call comes to the busy extension telephone set from other extension telephone set. CONSTITUTION:When a call comes from other extension telephone set 'C' to a prescribed extension telephone set 'A' and a control section 4 of a home telephone exchange discriminates it that a called extension telephone set 'A' is busy, the information of the status and state of a talking destination and the extension telephone set 'A' among monitored extension telephone sets or the like are stored in a memory 5. When a handset of a called extension telephone set 'C' being a caller is hooked on succeedingly, a call signal is sent to the extension telephone set 'C', a voice message signal representing the talking state and its status is generated based on the information stored in the memory 5 and sent to the extension telephone set 'C'.

Description

[Detailed Description of the Invention] [Industrial Application Field] This invention connects an extension telephone, etc. to a telephone line, etc., and
This relates to a home telephone exchange (PBX) that connects extension phones, doorbells, etc., and more specifically, when a call is made to an extension phone that is currently on a call, the call status is sent to the calling extension phone. This relates to a home telephone exchange that is designed to notify users of information and status.

[Conventional Example] Conventionally, this type of home telephone exchange has the function of connecting an outside line and an extension line, and also of connecting extension lines to each other. In other words, when there is a call from an outside telephone, it is placed in a conversation state with the designated extension telephone, and when there is a call from an extension telephone or an aphone to the designated extension telephone, it is put into a conversation state, and then the extension telephone is placed in a conversation state. When there is a call, to put them in the call state,
The connection is made by switching lines.

On the other hand, when the called party's extension telephone is busy, the calling party's extension telephone hears a busy tone signal, so it can be seen that the called party's extension telephone, etc. is busy. .

[Problems to be Solved by the Invention] By the way, in the above-mentioned home telephone exchange, when an extension telephone in use receives a call from another extension telephone, doorbell, etc., switching connection is not performed. I had to guess that the call had ended and called again. In other words, the operator of the called party's extension telephone, for example, may want to use an outside line in a hurry, but does not know how long the outside line will be used for, and does not know who the called party is talking to. There was a problem.

This invention was made in view of the above-mentioned problems, and its purpose is to inform the caller of the call status and status of the called party when the extension telephone in use receives a call from another extension telephone. To provide a home telephone exchange capable of making notifications.

[Means for Solving the Problems] In order to achieve the above object, the present invention provides a home telephone exchange having a function of connecting extension telephones, etc. to telephone lines, and connecting extension telephones, doorbells, etc. with each other. ,
a monitoring means for monitoring the call status of the extension telephone, a receiving means for receiving a call signal from another extension telephone or a doorbell, etc. for the extension telephone in use; An identification means for identifying the state or situation, a storage means for storing information about the extension telephone, etc. in use, and a notification control means for transmitting a message according to the call state or situation to the calling extension telephone. The main point is that it has the following.

Further, the gist of the present invention is that the notification control means is a voice synthesis generator, and transmits a voice message signal according to the call state or situation.

[Function] With the above configuration, when extension telephone "A" that is currently on a call receives a call from another extension telephone rBJ, the caller's extension telephone "B" emits a busy sound. . At this time, in the above home telephone exchange,
When monitoring an extension telephone, etc., whether the called extension telephone "A" is an outside telephone, another extension telephone, etc.
Or, it is determined whether the person is talking to the doorbell,
Based on the determination result, etc., the call status and situation of the called extension telephone, etc. are stored in the memory. In this way, a message signal corresponding to the memorized call status and situation is transmitted to the called destination extension telephone r13J,
The person handling "B" will be notified. In addition, a voice synthesis generator is used to notify the caller, and a voice message signal is generated depending on the above-mentioned call status and situation. Since the call is sent to extension telephone "A" 3J, the operator can know the status and status of the called extension telephone "A".

Furthermore, the state and situation can include the time spent talking by regularly monitoring extension telephones and the like. As a result, the called party's extension telephone can take precautions when making a long call with an outside telephone, or can be present and take precautions.

[Example] Hereinafter, an embodiment of the present invention will be described based on FIG. 1.

In the figure, the home telephone exchange has an outside line (telephone line) 1 and an extension line (N line) 2, just like a normal home telephone exchange.
and a call path switching device (switch circuit) 3 that switches and connects the lines between the extensions 2, and controls this call path switching device 3, monitors the call status of the extension telephone, and connects the extension telephone during the call. When a call is made to the caller, a control unit (CPU) 4 that identifies the call status and situation, a memory 5 that stores information on the call and the situation, and a message sent to the caller under the control of the control unit 4. A voice synthesis generator 6 that generates a voice signal of the voice message according to the call state or situation to be used, and a power source 7 for the communication path switching circuit 3, the groove control section 4, the memory 5, and the voice synthesis generator etc. are provided. It is being

Here, at the above home telephone exchange, extension telephone "A"
It is assumed that the user is in a conversation state with either an outside telephone, another extension telephone r13J, or a doorbell. At this time, as shown in the flowchart of FIG. 2, if there is a call from another extension telephone "C" to the predetermined extension telephone "A", the controller 4 of the home telephone exchange It is determined that the extension telephone rA, 1 of the called party is in the middle of a call (step 5TI), and information on the equipment status and situation of the extension telephone "A" among the monitored extension telephones, etc. and the called party is stored in the memory 5. memorized (step 5T)
2).

That is, it is identified whether the extension telephone "A" is in communication with an outside telephone, which extension telephone, or a doorbell;
For example, the state of an outside line telephone, extension telephone "B", or doorbell corresponding to the device of the other party, or the holding state and usage time information of the extension telephone "A" are stored in the memory 5. Note that when the above call is made, the control unit 4
Information on the calling extension telephone “C” (telephone code)
is stored in the memory 5. Subsequently, when the handset of the calling extension telephone rcJ is taken down (on-hook), the call path switching circuit 3 is controlled, and a calling signal is transmitted to the extension telephone "C" (step 5).
T3). When the handset of extension telephone "C" is picked up in response to the call (step 5T4), the voice synthesis generator 6 is controlled by the control unit 4, and the call status and A voice message signal representing the situation is generated and sent to that extension telephone "C" (step 5T5).

For example, when extension telephone "A" and an outside line telephone are in a call, "Extension A is busy with an outside line", and when extension telephone rAJ and the doorbell are talking, ""Extension A is currently talking to the doorbell." Furthermore, if extension telephone "A" and extension telephone "B" are busy, "Extension A is currently talking to extension B," and then extension r, A. ” is connected to an outside line and is on hold, a possible message such as “Extension A is on hold.”

In addition, by regularly monitoring extension telephones, etc., the usage time can be obtained as the call status and status of extension telephones, etc. during calls, and the above voice message may include, for example, "In use for 1 hour". good.

In addition, a display device (e.g. liquid crystal display) on the extension telephone.
If the device is equipped with one, the above message may be displayed.

On the other hand, when the called extension telephone rAJ is not in a talking state, normal switching control is performed, and a line connection is established between the calling telephone, etc. and the extension telephone (step 5T6).

In this way, when an extension telephone that is currently on a call receives a call from another extension telephone, the caller's extension telephone is notified of the status and status of the extension telephone that is currently on the call and the other party, for example, by a voice message. The caller can, for example, be careful not to use an outside line for a long time, and if it is necessary to use an outside line due to urgent requirements, the caller can send a message to the extension phone where the call is being made. You can go to the office and ask them to stop using it.

In addition, in the home telephone exchange of the above embodiment, a call is made to the calling extension telephone "C" and a message signal is transmitted. , the message signal described in item 1 may be transmitted to the calling extension telephone "C".

Also, if the called party is busy on the calling party's extension telephone "C" (if a busy tone is emitted)
, the message signal may be transmitted when some operation, for example, a predetermined button operation is performed.

[Effects of the Invention] As explained above, according to the home telephone exchange of the present invention, there is a monitoring means for monitoring the call status of an extension telephone, and a monitoring means for monitoring the call status of an extension telephone, and a caller for calling an extension telephone during a call from another extension telephone or a doorbell. comprising a receiving means for receiving the signal, an identification means for identifying the state or situation of the call, a storage means for storing the state or situation, and a notification control means for generating a message signal according to the state or situation, If the extension telephone that is currently on a call is called by another extension telephone, a message (e.g. voice) will be sent to the calling extension telephone according to the call status and situation. You can know which extension phone or doorbell your extension phone is talking to,
For example, if you have been using an outside line for a long time, you can go there and take precautions, and if there is a particularly urgent need to use an outside line, you can ask them to stop using it immediately and use the outside line. There is.

[Brief explanation of the drawing]

FIG. 2 is a schematic block diagram of a home telephone exchange showing an embodiment of the present invention, and FIG. 2 is a flowchart illustrating the operation of the home telephone exchange. In the diagram, 1 is an external line (telephone line), 2 is an internal line (N line), and 3 is an external line (telephone line).
4 is a control unit (CPU), 5 is a memory, 6 is a speech synthesizer, and 7 is a power source.

Claims (2)

[Claims] (1) In a home telephone exchange having the function of connecting an extension telephone, etc. to a telephone line and connecting extension telephones, doorbells, etc. with each other, a monitoring means for monitoring the call status of the extension telephone, and an extension that is in use. Receiving means for receiving a call signal from another extension telephone, doorbell, etc. to the telephone, identification means for identifying the call status or situation of the extension telephone or doorphone in use from the received signal, and the extension telephone in use, etc. 1. A home telephone exchange, comprising: a storage means for storing information; and a notification control means for transmitting a message according to the call state or situation to the extension telephone of the caller. (2) The home telephone exchange according to claim (1), wherein the notification control means is a voice synthesis generator, and transmits a voice message signal according to the call state or situation.