JPS6316795A - Key telephone system - Google Patents

Abstract

PURPOSE:To answer the incoming call from a line wire from other system by informing the incoming call from the line wire to other system through a connection adapter between systems in case of the absence of its own system. CONSTITUTION:When an answerer dials the specified number (for example 8) which is previously specified in order to answer the incoming call from the line wire from the dial key of a key board 15, it is informed to a main controller 8 consisting of a microprocessor, etc., through a controller 20, a data communication interface circuits 12 and 6', the main controller 8 consisting of the microprocessor, etc., of the system B, the data communication interface circuits 6 and 9 of the system B, the control equipment 11 and the data communication interface circuits 6 and 9. When the main controller 8 receives the special number expressing the answer to the incoming call, it controls a direlay 8 and makes a direlay contact 1 work to form a speech path and at the same time it makes an analog switch 4 switch the connection to the channel of the line wire 1 from a line wire incoming tone, so that the key telephone system B of the system B can call the line wire 1.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention provides for, when a person is absent from a certain button telephone system, an incoming outside call is notified to other systems related to that system, and the incoming outside call is received from the other system. The present invention relates to a button telephone device for responding to calls.

Prior Art FIG. 3 shows the system configuration of a conventional key telephone device. In FIG. 3, 1 is a dilJ relay contact for forming an outside line communication path and sending out dial pulses;
2 is an incoming call detection circuit for detecting incoming outside line calls; 3 is d
i IJ relay 4 is an analog switch for forming a call path and transmitting ringtones to key telephones A-N;
5 is a ringing sound source circuit for outputting an extension ringtone or an outside line ringtone; 6 is a telephone A-N or an inter-system connection adapter X;
7 is a program setting board for setting data for the user using the button telephone device, 8 is a microprocessor for managing the operation of the entire button telephone system, etc. 9 is a data communication interface circuit for performing data communication with main devices A and B; 10 is an analog switch for forming a communication path between the system of main device A and the system of main device B. , 11
is a control device consisting of a microprocessor-8 and the like that manages the movement of the inter-system connection adapter. FIG. 4 shows the internal configuration of each telephone A to N. 12 is a data communication interface circuit for data communication with the main device, 13 is a voice line from 2 to 4, and 4 to 2. 14 is a handset, 15 is a keyboard with an outside line key and dial key for making calls, etc., 16 is a hook switch contact that is linked to when the handset 14 is lifted. , 17 is an analog switch that forms a circuit for outputting a ringtone to the button telephone, 18 is an amplifier for amplifying the ringtone, 19 is a speaker for outputting the ringtone, and 20 is for managing the movement of the entire button telephone. This is a control device consisting of a microprocessor and the like.

Next, the operation of the above conventional example will be explained. In FIG. 3, when an incoming call is received on the outside line 1, the incoming call detection circuit 2 detects it and notifies the main control unit 8, which is comprised of a microprocessor or the like. The main controller 8, which is made up of a microprocessor and the like, is notified of the incoming outside call, and then controls the telephone set (for example, key telephone A, !: yes) set on the program setting board 7.
Then, the key telephone A is notified of the incoming outside call through the data communication interface circuit 6'. And at the same time,
The analog switch 4 is controlled via the control line A, and an outside line ring tone is sent to the key telephone set A. A signal sent through the data communication interface circuit 6 indicating the arrival of an outside line is sent via the data communication interface circuit 12 to a control device 20 comprising a microprocessor or the like. A control device 20 consisting of a microprocessor, etc., which is notified of the incoming external call, switches the analog switch 17 through a
Turn on. In this way, the outside line ringtone sent through the analog switch 4 is hybrid.

The signal passes through the code circuit 13 and is sent to the amplifier 18 through the analog switch 17. The sent external line ringing tone is amplified by the amplifier 18 and emitted through the speaker 19 as an external line ringing tone. In this way, with conventional button telephone devices,
Since incoming outside calls are only transmitted to the key telephones that make up the own system, there is a problem that when all the users of that system are absent, it is not possible to answer the incoming outside calls from other systems. . Further, in the conventional system, the only functions possible by the intersystem connection adapter were internal calls and conversations between the telephones of the A system and the B system.

The operation will be explained below. If you want to make a call from key telephone A of system A to key telephone B of system B, lift the handset 14 of key telephone A and enter the number of the intersystem connection adapter, for example 10.
is dialed using the dial button in the keyboard 15. In this way, the control device 20 consisting of a microprocessor or the like is connected to the data communication interface circuit 12.
, 6 to the main control unit 8, which is comprised of a microprocessor, etc. Therefore, the microprocessor informed to call the intersystem connection adapter
A control device 2o consisting of a microprocessor and the like forms a communication path between the inter-system connection adapter and the key telephone A using an analog switch 4, and at the same time controls a control device consisting of a microprocessor etc. through a data communication interface circuit 6゜9. Let 11 know. At the same time as turning on the analog switch 10 of the control device 11 consisting of a microprocessor 8 called up by the system A, the main control device consisting of the system B microprocessor etc. is sent to the system B via the data communication interface circuit 6 of the system B. 8 of the call from system A. In this state, when the extension number, for example 51, of the button telephone B of the B system is dialed from the key telephone A of the A system using the dial keys in the keyboard 15, the control device 20 consisting of a microprocessor, etc., and the data communication interface circuit 12 are dialed. .6', a main control device 8 consisting of a microprocessor, etc., a control device 11 consisting of a data communication interface circuit 6, 9, a microprocessor, etc., a microprocessor, etc. of system B via the data communication interface circuit 6 of system B. The main controller 8 consisting of The main controller 8 of system B, which has been informed of the dial number 51, notifies the button telephone B through the data communication interface circuit ♂ of system B, and at the same time controls system A, turns on the analog switch 4, and turns on the button telephone. Sends extension ringtone to B. Data communication interface circuit 1
The control device 20, such as a microprocessor, receives the signal sent through 2 to notify of the incoming call, and controls the analog switch 17 to turn on the analog switch 17. Then, the extension ring tone that has passed through the analog switch 4 passes through the hybrid circuit 13, the analog switch 17, the amplifier 18, and the speaker 19, and then sounds the extension ring tone. When the handset 14 of button telephone B is lifted up when an extension call rings, the hook switch 16 is activated, and the control device 20 consisting of a microprocessor etc. recognizes this, and the data communication interface circuit 12 and the data communication interface circuit of system B are activated. This is notified to the main controller 8 of system B through the male. The main controller 8 of system B, which has been informed that the handset has been lifted, controls system A of system B to turn on the analog switch 4 of system B, thereby forming a communication path between the intersystem connection adapter and key telephone B. System A's telephone A (! System B's telephone B makes extension calls possible.

In this way, the intersystem connection adapters currently in use are intended for internal calls between systems.
It doesn't have that much functionality.

Problems to be Solved by the Invention Therefore, with the above-mentioned conventional button telephone device, it is not possible to notify other systems of incoming outside calls, and if one system is absent, the incoming outside calls to that system will be forwarded to the other system. There was a problem that the system could not respond.

The present invention solves these conventional problems,
It is an object of the present invention to provide a key telephone device that can respond to an incoming external call from a system that is absent from another system.

Means for Solving the Problems In order to achieve the above object, the present invention provides a memory for storing whether or not to notify other systems of an incoming external call, and a memory for storing which telephone of the other system to notify. The main device is equipped with a memory that stores memory and which telephone terminal the inter-system connection adapter is connected to, and a switch is installed on the button telephone to set whether or not to notify other systems of incoming outside calls. It is configured so that it can be notified to other systems.

Effects The present invention has the following effects due to the above configuration. In other words, if you set the switch on the button telephone to notify other systems of incoming outside calls, when an outside call is received, it will be sent to the other system through the inter-system connection adapter. It is possible to receive the above-mentioned call on a preset telephone set, and it has the effect that it is possible to easily respond to an incoming external call from a system that is not present from another system.

Embodiment FIG. 1 shows the configuration of an embodiment of the present invention. In FIG. 1, numerals 1 to 11 indicate the same components as shown in FIG. 3. 21 is a memo IJ that stores whether or not to notify an incoming outside call; 122 is a memory that stores which telephone in another system is to be notified; 23;
is a memory that stores which telephone terminal the inter-system connection adapter is connected to. In addition, Figure 2 shows the specific configuration of each telephone, and numbers 12 to 20 in the figure
is the same as shown in FIG. And 24 is a switch for setting whether or not to notify other systems of incoming outside calls.

Next, the operation of the above embodiment will be explained. In the above embodiment, when the system is installed, the program setting board 7 stores in the memory 23 which telephone terminal the intersystem connection adapter is connected to (or the calling number of the intersystem connection adapter). and memory 22
The program setting board 7 or the key telephone set to which key telephone set in another system is to be notified of the incoming outside call is stored in advance. Now, when system A becomes unavailable, if the inter-system external call transfer setting switch 24 of button telephone A is turned on, the control device 20 detects this and sends a message to the microprocessor etc. through the data communication interface circuit 12, 6'. This is notified to the main controller 8. Switch 2 for setting external call forwarding between systems
The main control unit 8, which includes a microprocessor, etc., is informed that the switch 4 is on, and stores it in the memory 21. When an incoming call is received on the outside line 1, an incoming call detection circuit 2 detects the incoming call and notifies it to a main controller 8 comprising a microprocessor or the like. The main controller 8, which has been notified of the incoming external call, sounds an external call ringtone on the telephone set on the program setting board 7, and at the same time, if the memory 21 is on, it sounds the external call ringtone depending on the contents of the memory 23 (for example, extension 10). ) data communication interface circuits 6, 9
At the same time, the number of the contents of the memory 23 is notified to the control device 11 consisting of a microprocessor, etc., and at the same time, the external line ring tone is controlled, the analog switch 4 is turned on, and the intersystem connection adapter (two-speed) is connected.

When notified of the incoming call, the control device 11 consisting of a microprocessor, etc. turns on the analog switch 10 and sends the outside line ringing tone to the system B, and at the same time sends the outside line ring tone to the system B through the data communication interface circuit 9 and the data communication interface circuit 6 of the system B. The extension number is sent to the main controller 8 of system B. Having received the extension number (for example, 51 of key telephone B), the main control device 8 consisting of a microprocessor or the like controls the analog switch 4 that controls system A of system B to the key telephone B, and outputs the extension ring tone (
At the same time, the system B's data communication interface circuit 6', 12 notifies the controller 20 comprising a microprocessor or the like of the incoming call.

The control device 20, which is made up of a microprocessor and the like, is notified of the incoming call and controls the analog switch 17 to turn on the analog switch 17. Then, the extension ring tone that has passed through the analog switch 17 is applied to the speaker 19 through the hybrid circuit 13, the analog switch 17, and the amplifier 18, and the speaker 19 emits the extension ring tone.

When you lift the handset of button telephone B that has an extension ringing tone, it controls A to turn off the analog switch 17, and the signal from the handset being raised is transmitted to the control device 20 data communication interface circuit and sent to the system. Through the data communication interface circuit 6 of system B, the main control unit 8 consisting of a microprocessor or the like of system B is informed. Upon receiving the signal that the handset has been raised, the main controller 8, which is comprised of a microprocessor, etc., controls the A of system B to change the connection of the analog switch 4 from the extension ring tone to the communication line of the inter-system connection adapter. . Then, the external line ring tone sent from system A is sent to the analog switch 10, hybrid circuit 13, hook switch 16, and handset 14, so it is not a normal incoming call, but an incoming external line from another system. The respondent knows that

When the responder dials a predetermined specific number (e.g. 8) from the dial key of the keyboard 15 in order to answer an incoming external call, the controller 20, the data communication interface circuit 12, 6', and the microprocessor of the system B. The information is sent to the main controller 8, which includes a microprocessor, through the main controller 8, the data communication interface circuits 6 and 9 of system B, the control device 11, and the data communication interface circuits 6, 9. The main controller 8 that has received the above special number indicating an incoming call response
controls DILJ relay 8, operates each di IJ switch 1 to form a communication path, and controls analog switch 4 to change the connection from the outside line ring tone to the outside line 1 communication path, and the system To enable a telephone call between B's button telephone B and an outside line 1.

As described above, according to the embodiment described above, when system A is absent, by pressing the switch for setting the transfer of external calls between systems, it is possible for other systems to know that an external call has been received. Therefore, it is possible to respond to the incoming external call from another system. In addition, in order to notify other tenants of incoming outside calls, we installed an inter-system outside call transfer setting switch, but it is also possible to use a special number (for example, ≠ 62, etc.) to notify other tenants of incoming outside calls. It is possible.

Effects of the Invention As is clear from the above-mentioned embodiments, the present invention is capable of notifying other systems of incoming outside calls through the inter-system connection adapter when the own system is absent, so that it is possible to respond to incoming outside calls from other systems. can do.

[Brief explanation of the drawing]

FIG. 1 is a schematic block diagram of a button telephone device according to an embodiment of the present invention, FIG. 2 is a schematic block diagram of a button telephone device used in the same embodiment, and FIG. 3 is a schematic block diagram of a conventional button telephone device. FIG. 4 is a schematic block diagram of a conventional key telephone. 1...di relay contact, 2...incoming call detection circuit, 3...
...di relay, 4...analog switch, 5...
- Ring sound source circuit, 6... Data communication interface circuit, 7-... Program setting board, 8... Microprocessor -19... Data communication interface circuit, IO... Analog switch, 11... Microprocessor -112...Data communication interface circuit, 13...Hybrid circuit, 14...Handset, 15...Dial key, 16...Hook switch contact, 17...Analog switch, 18...Amplifier , 19...Speaker, 20...Micro Pro Sensor, 21...Memory, 22...Memory, 23
...Memory, 24...Inter-system external call transfer setting switch.

Claims (1)

[Claims] An inter-system connection adapter for interconnecting multiple button telephone systems, a memory for storing whether to notify other systems of incoming outside calls, and a memory for determining which telephones in other systems should be notified of incoming outside calls. It has a memory to remember and a memory to remember which telephone terminal of the system the inter-system connection adapter is connected to, and it can switch whether or not to notify other systems of the incoming external call provided on the button telephone. This button telephone device is configured so that other key telephone systems are notified of incoming external calls from one system by turning a switch on the side that notifies the other system.