JP4016853B2 - Button telephone system, button telephone apparatus and program - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a key telephone system, and more particularly to a key telephone system in which a plurality of key telephone devices are connected via a data communication network.
[0002]
[Prior art]
Conventionally, a key telephone system configured by connecting a plurality of key telephone devices has been proposed (see, for example, Patent Document 1). FIG. 10 shows an example of the configuration of a conventional button telephone system. Here, a master button telephone device 81 and a slave button telephone device 85 are connected via a signal line 89. The master button telephone device 81 is connected to lines 91 and 92 and accommodates a plurality of telephones 84. The slave button telephone device 85 controlled by the master button telephone device 81 is connected to a line 93. And a plurality of telephones 88 are accommodated.
[0003]
The master button telephone device 81 is provided with a line switching switch 83 between the lines 91 and 92 and the control unit 82, and the slave telephone device 85 is provided between the line 93 and the control unit 86. A line switching switch 87 is provided. These switches 83 and 87 are connected to each other by lines 94 to 96, and by switching the switches 83 and 87, the lines 91 to 93 can be used by any of the button telephone devices 81 and 85. It has become.
[0004]
In such a key telephone system, incoming call control for calling a telephone in response to an incoming call on an arbitrary line can be performed between the key telephone apparatuses.
For example, when the telephone 88 of the slave button telephone apparatus 85 is associated with the line 92, the control unit 82 of the master button telephone apparatus 81 is associated with the line 92 in response to detection of an incoming call on the line 92. The slave button telephone device 85 in which the telephone 88 is accommodated is instructed to call the corresponding telephone 88 via the signal line 89, and in response to this instruction, the control unit 86 of the slave button telephone device 85 corresponds to the corresponding telephone. 88 was to be called.
[0005]
The applicant has not yet found prior art documents related to the present invention by the time of filing other than the prior art documents specified by the prior art document information described in this specification.
[0006]
[Patent Document 1]
JP-A-7-322314
[0007]
[Problems to be solved by the invention]
However, in such a conventional button telephone system, there is a problem that the processing load increases in the master button telephone apparatus and the slave button telephone apparatus related to incoming call control, and the processing becomes complicated.
That is, in order to instruct the slave button telephone apparatus to call the telephone on the slave button telephone apparatus side corresponding to the incoming call from the master button telephone apparatus, which telephone on the slave button telephone apparatus side is called for each line However, it is necessary to manage with the master button telephone device. This is because the processing load for telephone management necessary for incoming call control in the master button telephone apparatus increases dramatically with the increase in telephones due to the increase in slave button telephone apparatuses.
[0008]
In addition, in the slave button telephone device, in order to perform incoming call control in response to the notification from the master button telephone device via the signal line, a line directly connected to the device in spite of the same incoming call control It is necessary to prepare and execute a processing program that is separate from the incoming call control process, which complicates the incoming call control process in the slave button telephone apparatus.
The present invention is for solving such a problem, and it is possible to perform an incoming call control between button telephone devices sharing a line while avoiding an increase in processing load related to incoming call control and a complicated incoming call control. An object is to provide a key telephone system, a key telephone device, and a program.
[0009]
[Means for Solving the Problems]
In order to achieve such an object, a button telephone system according to the present invention comprises a main apparatus accommodating lines from a telephone network and a data communication network, and one or more telephones accommodated in the main apparatus. The main device has a plurality of button telephone devices for connecting a line and a telephone, and performs control of calls by exchanging control data between the main devices of these button telephone devices via a data communication network, and also voice data. Is a button telephone system that realizes a call using a line of another button telephone device by forming a communication path by exchanging the communication path. In response to an incoming call to a line accommodated in the device, the incoming call to another button telephone device in the button telephone system based on the incoming call information notified by the incoming call It is determined whether or not an incoming call notification is necessary, and based on the determination result, any one or more of the other button telephone devices in the button telephone system or all of the button telephone devices are newly connected via the data communication network. Incoming call notification means for notifying incoming call information indicating the line that has received the incoming call, and in response to incoming call on the line accommodated in the main device See An incoming call control means for calling a telephone of the button telephone device associated in advance with the incoming line.
[0010]
At this time, on the main device of the button telephone device, a line that can be used in the button telephone device among the lines of the button telephone devices, a telephone of the button telephone device to be called in response to an incoming call to the line, and the incoming call Storage means for storing line management information indicating the association with other button telephone devices in the button telephone system for notifying, and when the incoming call notification means notifies the incoming call information, the line management information The incoming call information is notified to the other key telephone apparatus in the key telephone system associated with the line at the time when the telephone is called by the incoming call control means. The telephone of the button telephone apparatus associated with the line management information may be called for the line that has been detected.
[0011]
Further, the incoming call control means responds to the line that has received an incoming call in response to a response operation at the call destination telephone, connects the telephone to the line, and the incoming call notification means provides another button telephone for the call destination. Depending on the response at the device, the communication path formed with the other button telephone device via the data communication network may be connected to the line on which the incoming call is received.
When determining whether or not an incoming call notification is necessary, the incoming call notification means determines that the incoming call notification is unnecessary when it is confirmed that the incoming call is an incoming call from another button telephone device in the button telephone system based on the incoming call information. It may be.
[0012]
The button telephone apparatus according to the present invention includes a main apparatus that accommodates lines from a telephone network and a data communication network, and one or more telephones that are accommodated in the main apparatus. Is used in a key telephone system having a plurality of key telephone devices for connecting to each other. Call control and voice data are exchanged between main devices of the key telephone devices by exchanging control data via a data communication network. Is a button telephone device that realizes a call using a line of another button telephone device by using the communication path, and the main device has a line accommodated in the main device. In response to an incoming call, whether or not the incoming call notification is necessary for another button telephone device in the button telephone system is determined based on the incoming call information notified by the incoming call. Based on the determination result, the incoming call is received by any new call via the data communication network to any one or more of the other button telephone devices in the button telephone system or all the button telephone devices. Incoming notification means for notifying incoming information indicating the line that has been received, and incoming information for the incoming call according to the incoming call to the line accommodated in the main unit See An incoming call control means for calling a telephone of the button telephone device associated in advance with the incoming line.
[0013]
At this time, to the main unit, among the lines of each of the button telephone devices, a line that can be used by the button telephone device, the telephone of the button telephone device to be called in response to an incoming call to the line, and the button for notifying the incoming call It further comprises storage means for storing line management information indicating the correspondence with other button telephone devices in the telephone system, and when the incoming call notification means notifies the incoming call information, the line management information corresponds to the line. The incoming call information is notified to other button telephone devices in the attached button telephone system, and when the telephone is called by the incoming call control means, the incoming call is notified to the line on which the incoming call is notified. On the other hand, the telephone of the button telephone apparatus associated with the line management information may be called.
[0014]
Further, the incoming call control means responds to the line that has received an incoming call in response to a response operation at the call destination telephone, connects the telephone to the line, and the incoming call notification means provides another button telephone for the call destination. Depending on the response at the device, the communication path formed with the other button telephone device via the data communication network may be connected to the line on which the incoming call is received.
When determining whether or not an incoming call notification is necessary, the incoming call notification means determines that the incoming call notification is unnecessary when it is confirmed that the incoming call is an incoming call from another button telephone device in the button telephone system based on the incoming call information. It may be.
[0015]
The program according to the present invention is used in a telephone system that accommodates a line from a telephone network and a data communication network, accommodates one or more telephones, and has a plurality of telephone control devices that connect the line and the telephone, Call control is performed by exchanging control data between these telephone control apparatuses via a data communication network, and a telephone call path is formed by exchanging voice data, and another telephone can be obtained by using the call path. In response to an incoming call on the line accommodated in the telephone control device, the computer of the telephone control device that implements a telephone call using the control device line, in the telephone system based on the incoming call information notified by the incoming call It is determined whether the incoming call notification is required for the other telephone control device, and based on the determination result, other telephone systems in the telephone system are determined. A first step of notifying any one or more of the machine control devices or all the telephone control devices of incoming information indicating the line on which the incoming call has been received by a new call via the data communication network; Incoming information on incoming calls in response to incoming calls on the main device See And a second step of executing a second step of calling a telephone of the telephone control device associated in advance with the line on which the incoming call has been received.
[0016]
At this time, when notifying the incoming call information in the first step, other line management information previously set in the storage unit of the telephone control device and other telephone system information associated with the line. The telephone control device is notified of the incoming call information, and when the telephone is called in the second step, the line management information is associated with the incoming line notified by the incoming call information. You may make it call the telephone of the said telephone control apparatus.
[0017]
Further, in the second step, the telephone line is answered in response to a response operation at the call destination telephone, and the telephone is connected to the line. In the first step, another call destination is connected. In response to a response from the key telephone device, a communication path formed with the other key telephone device may be connected to the incoming line via the data communication network.
When determining whether or not an incoming call notification is necessary, it is determined in the first step that an incoming call notification is not required when it is confirmed that the incoming call is an incoming call from another button telephone device in the button telephone system based on the incoming call information. You may do it.
[0018]
DETAILED DESCRIPTION OF THE INVENTION
Next, embodiments of the present invention will be described with reference to the drawings.
First, a button telephone system according to an embodiment of the present invention will be described with reference to FIG. FIG. 1 is a block diagram showing the configuration of a button telephone system according to an embodiment of the present invention.
This key telephone system is composed of a plurality of key telephone devices 10A, 10B to 10N. Each of these key telephone devices 10A to 10N accommodates one or more telephones such as a key telephone 2 or an IP telephone terminal 3 and a line from a telephone network 51 such as a public telephone network or an ISDN network, and also has a key telephone 2 and an IP telephone. It has a main apparatus 1 that accommodates a telephone terminal 3 and exchanges and connects these telephones to the line.
[0019]
The main devices 1 of the key telephone devices 10A to 10N are connected to each other via a data communication network 52 formed of an IP network such as the Internet, and exchange control data via the data communication network 52. The call control is performed by using voice packet technology such as VoIP (Voice over IP) by exchanging voice data, and the line of another button telephone device is used by using the call. Make a call.
[0020]
FIG. 2 shows a configuration example of the button telephone apparatus. The main apparatus 1 is connected to the telephone network 51 via the telephone line 53 and is connected to the data communication network 52 via the communication line 54. The key telephone 2 is accommodated via the extension transmission path 20 and the IP telephone terminal 3 is accommodated via the data communication path 30 such as a LAN.
The main device 1 includes a telephone network connection unit 11, a data communication network connection unit 12, an IP telephone terminal connection unit 13, a key telephone connection unit 14, a switch 15, a data / voice conversion unit 16, a control unit 17, and a storage unit 18. Is provided.
[0021]
The telephone network connection unit 11 is a circuit unit that controls termination of the telephone line 53 from the telephone network 51. The data communication network connection unit 12 is a circuit unit that controls termination of the communication line 54 from the data communication network 52. The IP telephone terminal connection unit 13 is a circuit unit that connects the IP telephone terminal 3 via the data communication path 30. The key telephone connection unit 14 is a circuit unit that connects the key telephone 2 via the extension transmission line 20. The switch 15 is a circuit unit that exchanges and connects the paths of the telephone network connection unit 11, the key telephone connection unit 14, and the data / voice conversion unit 16. The data / voice conversion unit 16 is a circuit unit that mutually converts voice packets on the data communication network connection unit 12 side and voice data on the switch 15 side.
[0022]
The control unit 17 has a computer (hardware resource) including a microprocessor such as a CPU and its peripheral circuits, and is a functional unit that controls each unit of the main device 1 by executing a predetermined program. The storage unit 18 includes a line connected to the main apparatus, a key telephone 2 or an IP telephone terminal 3 that is a call destination when an incoming call is received on the line, and another button telephone apparatus that is a notification destination of the incoming call. In addition to the line management information 18A indicating the corresponding relationship, the circuit unit stores various data used for control by the control unit 17.
As the functional means, the control unit 17 notifies the incoming call control means 17A for performing an incoming call process on the key telephone 2 and the IP telephone terminal 3 and the other key telephone apparatus by calling through the data communication network 52. An incoming call notification means 17B is provided. This functional means is realized by cooperating the hardware resource and the program.
[0023]
The recording medium 19 is a recording medium such as a CD-ROM or a flexible disk, and stores a program for realizing various processes in the control unit 17 including the incoming call control unit 17A and the incoming call notification unit 17B.
The program recorded in the recording medium 19 is read by the main device 1 and stored in the storage unit 18 as needed during initial operation or maintenance after the installation of the key telephone device, and is stored in the storage unit 18. Realize processing. The program received from the data communication network 52 or the telephone network 51 instead of from the recording medium 19 may be used. In this case, the program is received by the control unit 17 via the data communication network connection unit 12 or the telephone network connection unit 11 and stored in the storage unit 18.
[0024]
When the key telephone 2 makes a call via the telephone network 51, the control unit 17 connects a path between the telephone network connection unit 11 and the key telephone connection unit 14 via the switch 15. A voice signal (voice data) from the telephone network 51 side is converted into voice data by the telephone network connection unit 11 and transmitted to the button telephone 2 via the switch 15, the key telephone connection unit 14 and the extension transmission path 20. The The voice data from the key telephone 2 is input to the telephone network connection 11 via the extension line 20, the key telephone connection 14 and the switch 15, where it is converted into a voice signal (voice data) and converted to the telephone network. 51 is transmitted.
[0025]
On the other hand, when the IP telephone terminal 3 makes a call via the data communication network 52, the path between the data communication network connection unit 12 and the IP telephone terminal connection unit 13 is connected by the control unit 17. Then, the voice packet from the data communication network 52 side is transmitted to the IP telephone terminal 3 through the data communication network connection unit 12, the IP telephone terminal connection unit 13 and the data communication path 30. Voice data from the IP telephone terminal 3 is transmitted to the data communication network 52 side via the data communication path 30, the IP telephone terminal connection unit 13, and the data communication network connection unit 12.
[0026]
When the key telephone 2 makes a call via the data communication network 52, the voice packet from the data communication network 52 side is input to the data / voice conversion unit 16 via the data communication network connection unit 12 to be voice data. Converted to Then, the voice data is transmitted to the key telephone 2 via the switch 15 and the key telephone connecting unit 14. The voice data from the key telephone 2 is input to the data / voice converter 16 via the key telephone connector 14 and the switch 15 and converted into voice packets. Then, the data is transmitted from the data communication network connection unit 12 to the data communication network 52 side.
[0027]
On the other hand, when the IP telephone terminal 3 makes a call via the telephone network 51, a voice signal (voice data) from the telephone network 51 is output as voice data from the telephone network connection unit 11 and passes through the switch 15. Are input to the data / voice converter 16 and converted into voice packets. Then, the voice packet is transmitted to the IP telephone terminal 3 via the IP telephone terminal connection unit 13. Voice packets from the IP telephone terminal 3 are input to the data / voice conversion unit 16 and converted into voice data. And it inputs into the telephone network connection part 11 via the switch 15, and is transmitted to the telephone network 51 side as an audio | voice signal (audio | voice data).
[0028]
Further, when the telephone network 51 and the data communication network 52 are relay-connected, a voice signal (voice data) from the telephone network 51 is output as voice data from the telephone network connection unit 11, via the switch 15. Are input to the data / voice converter 16 and converted into voice packets. Then, the voice packet is transmitted from the data communication network connection unit 12 to the data communication network 52 side. Voice packets from the data communication network 52 side are input to the data / voice conversion unit 16 via the data communication network connection unit 12 and converted into voice data. Then, the voice data is input to the telephone network connection unit 11 via the switch 15 and transmitted to the telephone network 51 side as a voice signal (voice data).
[0029]
FIG. 3 is a block diagram showing the configuration of the IP telephone terminal.
The IP telephone terminal 3 is provided with a data communication unit 31, a voice processing unit 32, a terminal control unit 33, a display unit 34, an operation unit 35, and a storage unit 36.
The data communication unit 31 is a circuit unit that performs packet communication with the main apparatus 1 via the data communication path 30. The voice processing unit 32 is a circuit unit that mutually converts voice packets and voice signals exchanged by the data communication unit 31 and outputs various signal sounds such as ringtones. The terminal control unit 33 includes a microprocessor such as a CPU and its peripheral circuits, and reads a predetermined program to control each unit.
[0030]
The display unit 34 is a circuit unit that displays various types of information using an LCD or LED. The operation unit 35 is a circuit unit that detects user operations using dial keys and various function keys. The storage unit 36 is a circuit unit that stores programs executed by the terminal control unit 33 and various information necessary for the processing.
The key telephone 2 has the same configuration as the IP telephone terminal 3 in FIG. 3 except that it has a data transmission unit that performs extension transmission with the main device 1 instead of the data communication unit 31. Detailed description here is omitted.
[0031]
In the above, the case where the telephone network connection unit 11, the switch 15, the data / voice conversion unit 16, the key telephone connection unit 14, and the key telephone 2 are provided as an example of a configuration for performing a call using the telephone network 51. As described above, when a voice packet call using the data communication network 52 is performed instead of the telephone network 51, each of the above configurations is not essential, and a configuration without these configurations may be used. Further, when making a call using the data communication network 52 with the key telephone 2, the telephone network connection unit 11 may not be provided.
The present invention also relates to incoming call control for controlling incoming calls to lines of other button telephone devices. Each button telephone device may be provided with one or more telephones, that is, a key telephone 2 or an IP telephone terminal 3. That's fine.
[0032]
FIG. 4 shows an external view of the telephone. The telephone is provided with a handset 41, a screen display unit 42, and various buttons. In addition to the dial key 43, the various buttons include an external line button 44, an internal line button 45, and a hold button 46 provided corresponding to the external lines 1 to 4. In particular, each of the outside line buttons 44 is provided with an outside line lamp such as an LED, and the state of each outside line is displayed. In addition, a cursor button 47 for operating the display contents of the screen display unit 42, a determination button 48 for determining selection, and a return button 49 for returning the display contents to the original are provided.
As described above, the IP telephone terminal 3 may be a telephone dedicated to a telephone call or may be an information communication terminal such as a personal computer having a telephone call function.
[0033]
Next, the operation of the key telephone system according to the present embodiment will be described with reference to FIGS. FIG. 5 is an example of setting of line management information in each key telephone apparatus. FIG. 6 is a sequence diagram showing the setting operation of the line management information. FIG. 7 is a sequence diagram showing an incoming call control operation of the key telephone system according to the present embodiment. FIG. 8 is a configuration example of incoming information. FIG. 9 is an explanatory diagram showing a call path connection state after notification of an incoming call.
In the following, of the two button telephone devices 10A and 10B that respectively accommodate the IP telephone terminals 3A and 3B, a button associated with the line in response to an incoming call from the partner telephone 6 to the line of the button telephone device 10A. An example will be described in which an incoming call is notified to the telephone device 10B and the IP telephone terminal 3B of the button telephone device 10B responds to the incoming call.
[0034]
When the telephone network 51 is a public telephone network, one communication path is formed for each physical telephone line. When the telephone network 51 is an ISDN network, two telephone calls are made for each physical telephone line. A path (channel) is formed. Further, when an IP call is made in the data communication network 52, one or more communication paths (channels) are virtually formed for each physical communication line according to the communication band.
In the present invention, a speech path realized by such a physical speech line or communication line and used for a call is generically called a line. Also, in the button telephone system, as a management and operational image for sharing the line of each button telephone device between the button telephone and the IP telephone terminal, a line used for a call with a telephone outside the button telephone system. Is called an outside line.
[0035]
In the following description, it is assumed that each button telephone apparatus 10A, 10B is provided with two lines, that is, line 1 and line 2, and two external lines, that is, external line 1 and external line 2, respectively, as shown in FIG. In addition, it is assumed that each button telephone is provided with an outside line button of outside line 1 and outside line 2.
In each of the key telephone devices 10A and 10B, the telephone line 53 is terminated by the telephone network connection unit 11 of the main devices 1A and 1B to form lines 1 and 2. Further, the data communication network connection unit 12 of each main apparatus 1A, 1B terminates the communication line 54 from the data communication network 52 to form one or more lines and exchanges control data for call control with each other. To do.
[0036]
In each of the key telephone devices 10A and 10B, the line management information 18A indicating the correspondence between the external lines 1 and 2 and the lines 1 and 2 is stored in advance in the storage unit 18 of the main apparatuses 1A and 1B.
In the example of FIG. 5, as the line management information 18A of the button telephone device 10A, the line 1 and the line 2 of the button telephone device 10A are associated with the external line 1, and the button telephone device 10A is used as the incoming call destination. All telephones 2A and 3A are associated with each other, and a button telephone device 10B is associated with the incoming call notification destination. The external line 2 is associated with the line 1 of the key telephone device 10B, and all the telephones 2A and 3A of the key telephone device 10A are associated with the incoming call destination. No key telephone device is associated.
[0037]
On the other hand, as the line management information 18A of the key telephone apparatus 10B, the line 1 and the line 2 of the button telephone apparatus 10B are associated with the external line 1, and all the telephones 2B of the button telephone apparatus 10B are used as incoming call destinations. , 3B are associated with each other, and the button telephone device 10A is associated with the incoming call notification destination. The external line 2 is associated with the line 1 of the key telephone device 10A, and all the telephones 2B and 3B of the key telephone device 10B are associated as incoming call destinations. No key telephone device is associated. When a plurality of lines are associated with one external line, all incoming calls to these lines are processed as incoming calls to the external line.
[0038]
The contents of the line management information 18A of each of the button telephone devices 10A and 10B are updated and registered in accordance with the registration setting operation on the setting telephone among the telephones connected to the respective button telephone devices.
For example, as shown in FIG. 6, when the IP telephone terminal 3B connected to the main apparatus 1B of the key telephone apparatus 10B is a setting telephone, according to the setting operation at the IP telephone terminal 3B (step 200), The line management information 18A in the storage unit 18 is updated and registered by the control unit 17 of the main apparatus 1B (step 201).
[0039]
Then, when the association of another button telephone device with the external line of the button telephone device is changed, for example, the line 1 of the other button telephone device 10A is newly associated with the external line 2 of the button telephone device. If it is received, the control unit 17 of the main device 1B sends an incoming notification request including information indicating the line 1 of the key telephone device 10A as a registration target to the main device 1A via the data communication network connection unit 12 and the data communication network 52. Is notified (step 202).
The control unit 17 of the main device 1A receives this incoming notification request via the data communication network connection unit 12, and the incoming call corresponding to the line 1 of the own device specified by the incoming notification request in the line management information 18A. As the notification destination, the source button telephone device 10B of the incoming notification request is updated and registered (step 203). Then, the main device 1B is notified of the setting confirmation (step 204), and the line management information update registration processing is completed.
[0040]
Next, the incoming call processing in the key telephone devices 10A and 10B shown in steps 100 to 106 in FIG. 7 will be described.
As described above, in the state where the line management information 18A is set with the contents of FIG. 5 in each of the key telephone devices 10A and 10B, as shown in FIG. When there is an incoming call to the line 1 of the key telephone apparatus 10A, that is, the outside line 1 (step 100), the main apparatus 1A of the key telephone apparatus 10A confirms the incoming call information on the incoming call by the incoming call notification means 17B of the control unit 17, It is determined whether or not an incoming call notification is necessary for another button telephone apparatus in the same system (step 101).
[0041]
For example, when the line is an ISDN line or an IP telephone line, the incoming call is notified by a call setting message, and the call setting message generally includes incoming information having basic information elements as shown in FIG. It is. Here, in the incoming call information element, the identification number “03-3493-xxxx” indicating the button telephone device 10A that is the destination of the call is stored as the called number information, and the call number information of the call is stored. The identification number “03-3580-yyyy” indicating the other party telephone 6 that is the transmission source is stored.
[0042]
In the present invention, as shown in FIG. 8B, an additional information element having notification type information and notification source information is provided in the incoming call information, and the incoming call is a button within the same system using the notification type information. Notifies whether the incoming call is for incoming call notification between telephone devices, and uses the notification source information to notify the incoming line in the notification source button telephone device at the time of incoming call notification within the same system is doing.
[0043]
In the incoming call information from the other party telephone 6 shown in FIG. 8A described above, an additional information element described later indicates that the incoming call is an incoming call notification from another button telephone apparatus in the same system. Accordingly, the incoming notification unit 17B determines that the incoming notification of the incoming call to another button telephone device in the same system is necessary.
Then, in response to the determination of the necessity of incoming call notification, the line management information 18A in the storage unit 18 is referred to and the incoming call notification destination and incoming call destination for the incoming call to the line 1 are confirmed. Here, as shown in FIG. 5, the button telephone device 10B is set as the incoming call notification destination, and all telephones are set as the incoming call destination.
[0044]
At this time, since the incoming call notification destination is set, the incoming call notification means 17B uses the data communication network 52 from the data communication network connection unit 12 to perform a new transfer from the button telephone device 10A to the button telephone device 10B. By sending a call setting message indicating a call origination, it is notified that there is an incoming call (step 102). If no incoming call notification destination is set, no incoming call notification is performed.
[0045]
In the call setting message used for the incoming call notification, incoming information including basic information elements and additional information elements as shown in FIG. 8B is stored. That is, among the basic information elements, the identification number “0238-22-zzzz” indicating the button telephone device 10B that is the destination of the call is stored as the called number information, and the originator of the call is set as the calling number information. The identification number “03-3493-xxxx” indicating the button telephone device 10A is stored. Further, among the additional information elements, the identification information “intra-system incoming notification” indicating that the call is a call within the same system is stored as the notification type information, and the original incoming call was received as the notification source information “A-1” indicating the line 1 of the key telephone device 10A is stored.
[0046]
Also, the incoming call control means 17A of the control unit 17 refers to the line management information 18A in the storage unit 18 to confirm the incoming call destination corresponding to the line 1, and the incoming call destination here is the IP telephone terminal. An incoming call display message is transmitted from the connection unit 13 and the key telephone connection unit 14 to make an incoming call (step 103), and from the data communication network connection unit 12 to the other party telephone 6 that is the call originator via the data communication network 52 Then, a call message indicating that the call is in progress is returned (step 104).
[0047]
On the other hand, in the key telephone device 10B, the call setting message from the key telephone device 10A is received by the data communication network connection unit 12, and the control unit 17 confirms the incoming information of the call setting message. Then, the incoming call control means 17A refers to the line management information 18A in the storage unit 18 to confirm the incoming call destination corresponding to the line 1 of the key telephone apparatus 10A notified by the notification source information of the incoming call information. Incoming call destination Here, all telephones send incoming call display messages from the IP telephone terminal connection unit 13 and the key telephone connection unit 14 to make an incoming call (step 105), and from the data communication network connection unit 12 to the data communication network 52. Then, a call message indicating that the call is in progress is returned to the key telephone apparatus 10A as the caller (step 106).
[0048]
In the key telephone device 10B, the incoming call notification means 17B of the control unit 17 confirms the notification type information of the incoming information, and determines whether or not the incoming call notification is necessary for the other key telephone devices. Here, since “intra-system incoming notification” is stored as the notification type information, the incoming call is for incoming notification within the same system, and there is no need for incoming notification to other button telephone devices. The incoming call is not notified to other button telephone devices.
As described above, a series of incoming call processing in the key telephone devices 10A and 10B is completed.
[0049]
As described above, according to the present embodiment, an incoming call control unit and an incoming call notification unit are provided in the control unit in the main unit of each key telephone apparatus, and the incoming call notification of the main unit is made in response to an incoming call to the accommodated line. The means determines whether or not the incoming call notification is necessary for other button telephone devices in the button telephone system based on the incoming call information notified by the incoming call, and is preset in the storage unit based on the determination result. Incoming line information indicating the line that has been received by a new call via the data communication network is notified to another button telephone device associated with the line with the line management information being stored, and In response to an incoming call, the main unit's incoming call control means calls the telephone of the button telephone device associated with the incoming line information associated with the incoming call information and associated with the line management information. Call It is obtained by way.
[0050]
As a result, when there is an incoming call, the main device of each button telephone device only needs to notify the other button phone device of the incoming call if necessary. Even when a line is shared among multiple key telephone devices without increasing the processing burden of performing incoming call control to the telephone from the key telephone device that received the incoming call, the incoming call control across other key telephone devices Can be realized. In addition, since a new call is made to another button telephone device, the incoming call information indicating the line on which the incoming call has been received is notified. In the same way as general incoming call processing, it is possible to call a telephone corresponding to the line indicated by the incoming call information of the incoming call, and complicate incoming call control with a button telephone device that calls the telephone in response to the incoming call notification. There is nothing.
[0051]
In this embodiment, if it is determined in step 101 of FIG. 7 that notification of incoming information to other button telephone devices in the button telephone system is necessary, the incoming call is received by the line management information in the storage unit. The case where notification is made to the key telephone apparatus associated with the line that has been described has been described as an example, but the present invention is not limited to this. For example, when it is determined that notification of incoming information is necessary, the incoming information may be notified to all other button telephone devices in the button telephone system by a new call.
Also in this case, the key telephone apparatus that has received the notification of the incoming call information determines whether or not the telephone call is necessary based on the line management information. In the apparatus, it is determined that the telephone call is unnecessary, and the processing operation is the same as described above.
[0052]
Therefore, in the line management information of each button telephone device, in response to an incoming call to the line accommodated in the button telephone device, the association with other button telephone devices in the button telephone system that notifies the incoming call is made. This eliminates the need for management and greatly reduces the burden of setting line management information on each key telephone device.
When notifying each button telephone device of the incoming information, it may be transmitted in individual packets for each button telephone device, or transmitted in parallel to each button phone device using a multicast packet. Also good.
[0053]
Next, response processing in the key telephone devices 10A and 10B shown in steps 110 to 117 and steps 120 to 122 in FIG. 7 will be described.
As described above, the telephones 2A, 3A, 2B, 3B respectively accommodated in the main devices 1A, 1B are called in response to an incoming call from the partner telephone 6, and the telephone 3B, for example, responds to the call. When an off-hook operation is performed, an off-hook notification is transmitted from the telephone to the main apparatus 1B (step 110).
In response to this, in the control unit 17 of the main apparatus 1B, the incoming call control means 17A uses the data communication network connection unit 12 via the data communication network 52 to the main apparatus 1A that is the caller of the incoming call notification. A response message is transmitted (step 111).
[0054]
In the control unit 17 of the main apparatus 1A, the incoming call notification means 17B receives this response message via the data communication network connection unit 12, and transmits the response message to the partner telephone 6 (step 112). Then, in response to the reception of the response confirmation message from the partner telephone 6 (step 113), the response confirmation message is transmitted to the main apparatus 1B (step 114), and to the telephones 2A and 3A accommodated in the own apparatus. The stop of the incoming call display is instructed (step 115), and the call bus with the partner telephone 6 and the call path with the main apparatus 1B are connected.
[0055]
Further, in the control unit 17 of the main apparatus 1B, the incoming call control means 17A instructs the telephone 3B that responded to display a response in response to the response message from the main apparatus 1A (step 116), and to other telephones. Instruct to stop displaying the incoming call (step 117), and connect the call path with the answering telephone 3B and the call path with the main apparatus 1A.
As a result, as shown in FIG. 9, a call path 120 between the partner telephone 6 and the main apparatus 1A, a call path 121 between the main apparatus 1A and the main apparatus 1B via the data communication network 52, and the main apparatus A call path 122 between 1B and the answering telephone 3B is connected to one, and a telephone call is started between the partner telephone 6 and the answering telephone 3B.
As described above, a series of response processing in the key telephone devices 10A and 10B is completed.
[0056]
Next, the end call processing in the key telephone devices 10A and 10B shown in steps 130 to 136 in FIG. 7 will be described.
Thereafter, when an on-hook notification is transmitted from the answering telephone 3B to the main apparatus 1B in response to the call-ending operation at the answering telephone 3B (step 130), the control unit 17 of the main apparatus 1B A disconnect message is transmitted to the main apparatus 1A via the data communication network 52 (step 131), and the call paths between the answering telephone 3B and the main apparatus 1A are released.
[0057]
In response to the disconnect message, the control unit 17 of the main apparatus 1A transmits a disconnect message to the partner telephone 6 (step 132), and in response to the release message returned from the partner telephone 6 (step 133), the data communication network A release message is transmitted from the connection unit 12 to the main apparatus 1B via the data communication network 52 (step 134), and the call path with the partner telephone 6 is released. Then, in response to the release completion message returned from the main device 1B (step 135), a release completion message is transmitted to the other telephone 6 (step 136), and a series of call termination processing ends.
[0058]
In the above description, a case has been described in which each button telephone device shares a communication path (channel) formed by the ISDN telephone line 53 of the telephone network 51 accommodated in each button telephone device as a line. This line is not limited to the communication path formed by the ISDN telephone line 53. For example, in addition to the communication path formed by the analog telephone line, voice packet communication such as VoIP is performed on the communication line 54 of the data communication network 52. The same applies to speech paths that are virtually formed using technology.
[0059]
In the above description, a button telephone system in which a plurality of button telephone apparatuses each including a main apparatus and a telephone are connected has been described as an example. However, the present invention is not limited to this. For example, a telephone control device comprising a computer having a telephone interface function and a data communication function and exchanging and connecting a line from a data communication network and a telephone by executing a predetermined program is used instead of the main device of the button telephone device. The present invention can also be applied to a telephone system in which a plurality of these telephone control devices are connected, and similar effects can be obtained.
[0060]
【The invention's effect】
As described above, the call control is performed by exchanging control data through the data communication network between the main devices of the plurality of button telephone devices, and a communication path is formed by exchanging voice data. In a button telephone system that realizes a call using a line of another button telephone device by using a communication path, the incoming call notification means of the main device of each button telephone device connects to the line accommodated in the main device. In response to the incoming call, it is determined whether or not the incoming call notification is necessary for the other button telephone device in the button telephone system based on the incoming call information notified by the incoming call, and based on the determination result, One or more of all other button telephone devices or all button telephone devices receive the incoming call by a new call through the data communication network. And notifying the incoming call information indicating the channel, the incoming control means, in response to the incoming call to the line is accommodated in the main unit, incoming call information of the call See The telephone of the button telephone apparatus associated in advance with the incoming line is called.
[0061]
As a result, when there is an incoming call, the main device of each button telephone device only needs to notify the other button phone device of the incoming call if necessary. Even when a line is shared among multiple key telephone devices without increasing the processing burden of performing incoming call control to the telephone from the key telephone device that received the incoming call, the incoming call control across other key telephone devices Can be realized.
In addition, since a new call is made to another button telephone device, the incoming call information indicating the line on which the incoming call has been received is notified. In the same way as general incoming call processing, it is possible to call a telephone corresponding to the line indicated by the incoming call information of the incoming call, and complicate incoming call control with a button telephone device that calls the telephone in response to the incoming call notification. There is nothing.
[Brief description of the drawings]
FIG. 1 is a block diagram showing a configuration of a button telephone system according to an embodiment of the present invention.
FIG. 2 is a block diagram showing a configuration of a button telephone device.
FIG. 3 is a block diagram showing a configuration of an IP telephone terminal.
FIG. 4 is an external view of a telephone.
FIG. 5 is a setting example of line management information in each key telephone device.
FIG. 6 is a sequence diagram showing an operation for setting line management information.
FIG. 7 is a sequence diagram showing an incoming call control operation of the key telephone system according to the embodiment.
FIG. 8 is a configuration example of incoming information.
FIG. 9 is an explanatory view showing a call path connection state after an incoming call notification;
FIG. 10 is an explanatory diagram showing a conventional button telephone system.
[Explanation of symbols]
10A, 10B,..., 10N ... button telephone apparatus, 1 ... main apparatus, 11 ... telephone network connection section, 12 ... data communication network connection section, 13 ... IP telephone terminal connection section, 14 ... button telephone connection section, 15 ... switch , 16 ... Data / voice conversion unit, 17 ... Control unit, 17A ... Incoming control unit, 17B ... Incoming notification unit, 18 ... Storage unit, 18A ... Line management information, 19 ... Recording medium (program), 2 ... Key phone, DESCRIPTION OF SYMBOLS 20 ... Extension transmission path, 30 ... Data communication path, 3 ... IP telephone terminal, 31 ... Data communication part, 32 ... Voice processing part, 33 ... Terminal control part, 34 ... Display part, 35 ... Operation part, 36 ... Memory | storage part , 41 ... Handset, 42 ... Screen display section, 43 ... Dial key, 44 ... Outside line button, 45 ... Extension button, 46 ... Hold button, 47 ... Cursor button, 48 ... Decision button, 49 ... Return button, 51 ... Telephone , 52 ... communication network, 53 ... telephone line, 54 ... communication line, 6 ... party phone.

Claims (12)

A plurality of button telephone devices each comprising a main device accommodating a line from a telephone network and a data communication network and one or more telephones accommodated in the main device, and connecting the line and the telephone by the main device. And control the call data by exchanging control data via the data communication network between the main devices of these key telephone devices, and forming a communication path by exchanging voice data. It is a button telephone system that realizes a telephone call using a line of another button telephone device by using,
The main device of the key telephone device is:
In response to an incoming call to the line accommodated in the main device, it is determined whether or not the incoming call notification is necessary for another button telephone device in the button telephone system based on the incoming call information notified by the incoming call. Based on the determination result, the incoming call has been made to any one or more or all of the button telephone devices in the button telephone system by a new call through the data communication network. An incoming notification means for notifying incoming information indicating a line;
Incoming call control means for calling up the telephone of the button telephone device associated in advance with the incoming call line with reference to the incoming call information in response to the incoming call on the line accommodated in the main device A button telephone system characterized by comprising: The button telephone system according to claim 1,
The main device of the key telephone device is:
Of the lines of each of the button telephone devices, a line that can be used with the button telephone device,
A storage means for storing line management information indicating correspondence between the telephone of the button telephone device to be called in response to an incoming call on the line and other button telephone devices in the button telephone system for notifying the incoming call;
The incoming call notification means, when notifying the incoming call information, notifies the incoming call information to another button telephone device in the button telephone system associated with the line in the line management information,
The incoming call control means, when calling the telephone, calls the telephone of the button telephone device associated with the line management information with respect to the incoming line notified by the incoming call information. And button phone system. The button telephone system according to claim 1 or 2,
The incoming call control means responds to the incoming line in response to a response operation on the telephone of the call destination, connects the telephone and the line,
The incoming call notification means includes a communication path formed between the other button telephone device via the data communication network in response to a response from the other button telephone device as a call destination,
A button telephone system, wherein the telephone line system is connected to the line on which the incoming call is received. The button telephone system according to claim 2,
The incoming call notification means does not need an incoming call notification when determining whether the incoming call notification is necessary or not when it is confirmed that the incoming call is an incoming call from another button telephone device in the button telephone system based on the incoming call information. A button telephone system characterized by determining that A plurality of button telephone devices each comprising a main device accommodating a line from a telephone network and a data communication network and one or more telephones accommodated in the main device, and connecting the line and the telephone by the main device. It is used in a button telephone system having a call control by exchanging control data between the main units of these button telephone devices via the data communication network and forming a communication path by exchanging voice data. , A button telephone device that realizes a call using a line of another button telephone device by using the communication path,
The main unit is
In response to an incoming call to the line accommodated in the main device, it is determined whether or not the incoming call notification is necessary for another button telephone device in the button telephone system based on the incoming call information notified by the incoming call. Based on the determination result, the incoming call has been made to any one or more or all of the button telephone devices in the button telephone system by a new call through the data communication network. An incoming notification means for notifying incoming information indicating a line;
Incoming call control means for calling up the telephone of the button telephone device associated in advance with the incoming call line with reference to the incoming call information in response to the incoming call on the line accommodated in the main device A button telephone device characterized by comprising: The key telephone apparatus according to claim 5, wherein
The main unit is
Of the lines of each of the button telephone devices, a line that can be used with the button telephone device,
A storage means for storing line management information indicating correspondence between the telephone of the button telephone device to be called in response to an incoming call on the line and other button telephone devices in the button telephone system for notifying the incoming call;
The incoming call notification means, when notifying the incoming call information, notifies the incoming call information to another button telephone device in the button telephone system associated with the line in the line management information,
The incoming call control means, when calling the telephone, calls the telephone of the button telephone device associated with the line management information with respect to the incoming line notified by the incoming call information. A button telephone device. The button telephone apparatus according to claim 5 or 6,
The incoming call control means responds to the incoming line in response to a response operation on the telephone of the call destination, connects the telephone and the line,
The incoming call notification means includes a communication path formed between the other button telephone device via the data communication network in response to a response from the other button telephone device as a call destination,
A button telephone apparatus for connecting to a line on which the incoming call has been received. The button telephone apparatus according to claim 6, wherein
The incoming call notification means does not need an incoming call notification when determining whether the incoming call notification is necessary or not when it is confirmed that the incoming call is an incoming call from another button telephone device in the button telephone system based on the incoming call information. It is determined that the button telephone device. Used in a telephone system that accommodates lines from a telephone network and a data communication network and accommodates one or more telephones, and has a plurality of telephone control devices that connect the lines and the telephones. Call control is performed by exchanging control data via the data communication network, and a communication path is formed by exchanging voice data, and a line of another telephone control device is used by using the communication path. In the computer of the telephone control device that realizes
In response to an incoming call to the line accommodated in the telephone control device, it is determined whether or not the incoming call notification is necessary for another telephone control device in the telephone system based on the incoming call information notified by the incoming call. Based on the determination result, the line that has received the incoming call by any new call through the data communication network to any one or more of the other telephone control apparatuses in the telephone system or to all the telephone control apparatuses. A first step of notifying incoming call information indicating:
In response to an incoming call to the line accommodated in the main apparatus, a second call is made to call the telephone of the telephone control apparatus associated in advance with the incoming call line by referring to the incoming call incoming information. A program for executing steps. The program according to claim 9, wherein
In the first step, when notifying the incoming call information, the line management information preset in the storage unit of the telephone control device is used to control another telephone control in the telephone system associated with the line. Notifying the device of the incoming information,
In the second step, when calling the telephone, the telephone of the telephone control device associated with the line management information is called for the line on which the incoming call is notified by the incoming call information. A featured program. The program according to claim 9 or 10,
The second step responds to the incoming line in response to a response operation at the telephone of the call destination, connects the telephone and the line,
In the first step, in response to a response in the other telephone control device of the call destination,
A program for connecting a communication path formed with the other telephone control device via the data communication network and the line on which the incoming call is received. The program according to claim 10, wherein
In the first step, when it is determined whether or not the incoming call notification is necessary, the incoming call notification is not required when it is confirmed that the incoming call is an incoming call from another telephone control device in the telephone system based on the incoming call information. The program characterized by determining.

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