JPH01314463A - Private telephone exchange system - Google Patents

Abstract

PURPOSE:To know the condition of a facsimile with a telephone set at hand by asking the condition of the facsimile to a condition informing part which is provided in the facsimile, sending the detected condition of the facsimile to a facsimile condition display part, which is provided in the telephone set, and displaying the condition. CONSTITUTION:A facsimile condition grasping part 38 sends a condition asking signal to a condition informing part 21 of a facsimile 22 with a constant period and supervises whether the facsimile 22 is in a using condition or not. Then, a supervised result is inputted to a control part 34. When the signal of the facsimile using is received from the facsimile condition grasping part 38, such a condition is outputted to a condition display control part 40 by the control part 34. Then, an outgoing display lamp 48 or an incoming display lamp 50 of a facsimile condition display part 46 provided in each telephone set 20 is turned on by the condition display control part 40. Thus, a user can easily know whether the facsimile 22 is in use or idle through the telephone set 20 at hand.

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a private branch exchange system in which a plurality of telephones and facsimiles are connected to a private branch exchange (PBX).
In particular, the present invention relates to a private branch exchange system suitable for PBX dial-in.

[Conventional technology]

Facsimile has become rapidly popular because it allows texts, drawings, etc. to be quickly sent to long distances via telephone lines.

Since facsimile machines are used less frequently than regular telephones, are large and take up space, and are expensive, facsimile machines are often connected to PBXs and used by large numbers of people. It is normal for the two to be shared.

[Problem to be solved by the invention]

However, when using a fax machine, a person who is far away from the fax machine must go to the place where the fax machine is installed to see if the fax machine is making or receiving calls.
I can't tell if it's available or if it's available. For this reason, a person (user) who wishes to use a facsimile often has to visit the facsimile machine many times in order to use the facsimile.

The present invention has been made in order to eliminate the drawbacks of the prior art, and an object of the present invention is to provide a private branch telephone exchange system that allows a user to know the status of a facsimile machine using a telephone at hand.

[゛Means to solve the problem]

In order to achieve the above object, a private branch telephone switching system according to the present invention displays the status of the facsimile installed in the telephone, in a private branch telephone switching system that connects a telephone and a facsimile to a telephone line via a private branch exchange. a facsimile status display unit provided in the private branch exchange to detect the status of the facsimile; and a facsimile status grasping unit provided in the facsimile to which the facsimile status grasping unit is connected to inquire about the status of the facsimile status grasping unit. and a status display management unit that is provided in the private branch exchange and displays the status of the facsimile detected by the facsimile status grasping unit on the facsimile status display unit.

[Effect]

In the present invention configured as described above, the facsimile status grasping unit inquires of the status notification unit provided in the facsimile about the status of the facsimile, and detects the status of the facsimile based on the response. Then, the status display management section sends the facsimile status detected by the facsimile status grasping section to a facsimile status display section provided in the telephone set for display. Therefore, the user can easily know the status of the facsimile machine using the telephone at hand, and can avoid having to visit the facsimile machine many times to use the facsimile machine.

〔Example〕

A preferred embodiment of the private branch telephone exchange system according to the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a block diagram of a telephone switching system according to an embodiment of the present invention.

In the first time, the line switching unit 12 of the PBXIO has a plurality of -pft telephone lines 4 which are office line circuits, a facsimile telephone line (FAX line) 16, and an extension circuit 18.
A plurality of telephones 20 and a facsimile 22 having a status notification section 21 are connected via the telephone. The line switching unit 12 includes a facsimile connection unit 24 that connects the FAX line 16 and the facsimile 22, and a telephone connection unit (not shown) that connects the general telephone line 14 and the telephone 20. The facsimile connection section 24 is connected to the FAX line 16
A switch 26 interposed between the switch controller 28 and the extension circuit 18, a switch controller 28 for operating this switch, a switch 30 provided between the switch controller 28 and the FAX line 16, and a switch 30 between the switch controller 28 and the extension circuit 18. It consists of a switch 32 provided in the.

Further, the PBXIO is provided with a control section 34. The control unit 34 is connected to a general telephone line 14, a FAX line 16, and an extension circuit 18, and is configured to output a control signal to the line switching unit 12, and is also connected to a memory 36 that stores the extension number of the telephone 20. has been done. Furthermore, P
The BXIO includes a facsimile status grasping unit 38 that is provided between the control unit 34 and the facsimile 22 and outputs a status inquiry signal to the payment status notification unit 21 to detect the status of the facsimile, and a facsimile status grasping unit 38 that detects the status of the facsimile. 20, and a status display management unit 40 that outputs the status of the facsimile 22 detected by the facsimile status grasping unit 38 to the facsimile status display unit of the telephone 20.

As shown in FIG. 2, the telephone 20 is provided with a dial button section 44 on a main body 42, and a facsimile status display section 46 that receives an output signal from the status display management section 40 and displays the status of the facsimile 22. ing. The facsimile status display section 46 has a call indicator lamp 48 that indicates when the facsimile is in use, and an incoming call indicator lamp 5°O that indicates when a facsimile call is received. In addition,
Reference numeral 52 shown in FIG. 2 is a handset. Also, P
The BXIO supports a so-called dial-in service, and when a call is received to the facsimile 22, an extension number assigned to each telephone 20 can be used.

The operation of the embodiment configured as described above is as follows.

When a calling signal from the facsimile machine 22 comes in via the FAX line 16, this calling signal enters the control section 34. When the control section 34 receives the call signal from the facsimile 22, it sends a connection control signal to the switch controller 2 of the facsimile connection section 24 provided in the line switching section 12.

When the switch controller 28 receives the connection control signal, it closes the switch 32 and the control unit 34 connects the facsimile 22.
sends a pseudo call signal to The control unit 34 controls the facsimile 2
When detecting that the switch 2 has responded, it sends a connection control signal to the switch controller 28 and closes the switch 30. Further, the control unit 34 receives the extension number of the telephone 20 from the caller by dialing in, and stores it in the memory 36.

After that, the controller 2 closes the switch 26, connects the facsimile 22 to the FAX line 16, and switches the switch 3
Open 0.32. As a result, the facsimile 22 starts receiving.

On the other hand, the facsimile status grasping unit 38 sends a status inquiry signal to the status notification unit 21 of the facsimile 22 at regular intervals, monitors whether the facsimile 22 is in use, and inputs the monitoring result to the control unit 34. ing. Control part 3
4 outputs a signal indicating that the facsimile is in use from the facsimile status grasping unit 38 to the status display management unit 40, and causes the status display management unit 40 to display a call indicator lamp of the facsimile status display unit 46 provided in each telephone 20. 48 or the incoming call indicator lamp 50 is turned on. As a result, the user can easily know whether the facsimile 22 is in use or free via the telephone 20 at hand, and the facsimile 22 is not installed in order to confirm that the facsimile 22 is free. There is no need to go to a place where there is.

When the control section 34 detects the end of reception due to the line opening of the facsimile 22, it sends a control signal to the facsimile connection section 24 to open the switch 26, and causes the facsimile status grasping section 38 to inquire about the status of the incoming call 4. In response to an inquiry from the facsimile status understanding unit 38, the status notifying unit 21 of the facsimile 22 outputs the incoming status indicating whether the incoming call was received normally or if an abnormality such as paper out has occurred. The control unit 34 and the facsimile status grasping unit 3
When receiving the incoming call status through the day, the status display management unit 4 stores the extension number and incoming call status in the memory.
0 and request that it be displayed on the telephone 20 of the corresponding extension number. Upon receiving the request from the control unit 34, the status display management unit 40 turns on the incoming call display lamp 5 of each telephone [120].
0 and turn off the telephone 20 of the corresponding extension number.
Based on the incoming call status of the facsimile machine 20, the incoming call lamp 50 of the facsimile 20 is displayed, for example, by blinking slowly if the call is received normally or blinking quickly if the call is received abnormally.
You can know when a facsimile has been sent to you, and you can also know whether the incoming call is normal or abnormal.

On the other hand, when transmitting from the facsimile 22, when the facsimile 22 closes the line, a line capture request is input to the control unit 34. The control section 34 outputs a control signal to the facsimile connection section 24 and causes the switch controller 28 to close the switches 32 and 30. And when dialed,
The called party's telephone number and the caller's telephone number are entered into the memory 36 via the control unit. Further, the control unit 34 dials the destination telephone number after the switch controller 28 closes the switch 30. When the called party responds and enters the receiving state, the control unit 34 closes the switch 26 and opens the switches 30 and 32. Then, the facsimile 22 starts transmitting. The fact that the facsimile 22 is currently transmitting is detected by the facsimile status detecting unit 3, as in the case of receiving a call, and is displayed on the facsimile status display unit 46 of each telephone 20. And the control section 3
4, when the outgoing call is completed, the facsimile status grasping unit 3B inquires about the calling status in the same way as when receiving a call, and the telephone 2 whose extension number has stored the outgoing status in the memory 36
Notify 0.

〔Effect of the invention〕

As described above, according to the present invention, it is possible to know the calling status of the facsimile machine from the telephone at hand, and the user can check whether the facsimile machine is in use or not. There is no need to go to a certain place to install it.

[Brief explanation of the drawing]

FIG. 1 is a block diagram of an embodiment of a private branch exchange system according to the present invention, and FIG. 2 is a front view of a telephone according to the embodiment. 10-PBX, 12-1 line switching unit, 20-telephone, 2
1-Status notification unit, 22-Facsimile, 24-Facsimile connection unit, 34-Control unit, 36-Memory, 38.-
・Facsimile status grasping unit, 40-Status display management unit, 4
6-Facsimile status display agent Murakami, patent attorney
friend −

Claims (1)

[Claims] (1) In a private branch telephone exchange system in which a telephone and a facsimile are connected to a telephone line via a private branch exchange, a facsimile status display unit provided in the telephone to display the status of the facsimile; and a facsimile status display section provided in the private branch exchange;
a facsimile status grasping unit for detecting the status of the facsimile; a status notification unit provided in the facsimile to which the facsimile status grasping unit is connected and responding to a status inquiry from the facsimile status grasping unit; and a status notification unit provided in the private branch exchange. and a status display management unit that displays the status of the facsimile detected by the facsimile status grasping unit on the facsimile status display unit.