JP3155908B2 - PBX-computer cooperation system, PBX and cooperation method therefor - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a PBX-computer cooperation system and PBX in which a PBX to be exchanged and a computer are linked, and a method of linking the PBX and the computer. The present invention relates to a computer cooperation system, a PBX, and a cooperation method thereof.

[0002]

2. Description of the Related Art In recent years, digital private branch exchanges (PBXs),
nch Exchange) is known to provide various services. However, there is a case where a limit is imposed when the service is multi-functionalized by the PBX alone. For this reason, recently, a digital PBX and a computer that provides various services are linked to each other to provide a service in the digital PBX. PBX- which controls parts by computer
Computer cooperation systems have been developed.

In such a system, for example, a server and a client in a client / server model are used as general-purpose computers. In this server, an application for providing a specific service to the telephone terminal accommodated in the PBX is registered,
The PBX performs processing according to the application registered in the server.

As a system using an application, an ID number assigned to each person is registered in a server, ID number management for dial connection and charge management for each ID number, an automatic call distribution function, a telephone reception proxy system, There are systems such as a personal location recognition card system.

[0005]

However, the conventional P
In the BX-computer cooperation system, only one server related to the PBX is connected to the PBX, and a service provided by an application registered in the server is performed. Therefore, when a plurality of applications such as an application that requires a service definition of a relationship between a client and a server and a server-independent application that does not require a client / server relationship are to be constructed in the same system, these applications are referred to as such. The application is registered on one server and the application is executed on the server, and there is a problem that the telephone terminal control information for one telephone terminal can be used by only one application.

For example, assume that each application is made to correspond to each telephone terminal by a fixed configuration in which the server A controls the telephone terminal A and the server B controls the telephone terminal B. Also PBX
Cannot accept a plurality of applications for a specific telephone terminal, and the telephone terminal can only support applications on the corresponding server. For this reason, the telephone terminal accommodated in the PBX cannot be configured to support all of various applications.

The present invention solves such disadvantages of the prior art, and provides a PBX-computer cooperation system and a PBX in which a telephone terminal accommodated in the PBX can cope with all kinds of various applications, and a method of cooperating with the PBX. The purpose is to do.

[0008]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a PBX accommodating a communication line and a plurality of terminal devices and exchanging information between them.
In a PBX-computer cooperation system in which a plurality of computers each providing a service to a terminal device together with X perform a service, the system includes a plurality of computers connected to the PBX, and the plurality of computers each include its own computer. In order to perform a service related to the PBX in cooperation with the PBX, identification information for associating the service with the computer is assigned to the PBX.
X having a request for sending a control request to the PBX, the PBX being storage means for storing a plurality of pieces of identification information sent from requesting means of a plurality of computers, respectively. Storage means including a plurality of storage areas for storing services in accordance with the service, and control means for performing control for storing the identification information in the storage means in response to the control request. When you receive
The identification information is stored in the storage area of the storage unit corresponding to the terminal device, and further, when the service occurs, the control unit
It is characterized in that identification information corresponding to this service is determined from a plurality of identification information stored in the storage means, and the service is implemented in cooperation with a computer corresponding to the determined identification information.

In this case, the identification information includes first information for specifying the service and the computer that executes the service, and the control means stores the first information in the storage means in response to the control request. When the service is generated, the computer corresponding to the service may be determined based on the first information stored in the storage unit, and the service may be cooperated with the determined computer.

In this case, the identification information further includes second information for specifying an application for executing a service, a plurality of applications for executing a plurality of services are registered in the computer, and the control means includes:
The second information is stored in the storage area of the storage means in response to the control request. Further, when a service occurs, based on the second information stored in the storage means, of the applications registered in the computer, It is preferable to determine an application corresponding to the service, and to cooperate with a computer that executes the service using the determined application.

The storage means stores a plurality of pieces of management information for controlling the terminal device and identification information including first information indicating a computer corresponding to the service and second information indicating an application corresponding to the service. The control means determines, for each terminal device, a computer and an application corresponding to the service, based on the identification information stored in the plurality of storage devices, for each terminal device. Service may be provided to the device.

Further, the plurality of computers include a client for requesting execution of a service, and a server for starting a service in response to the request from the client, and the server sends a control request to the PBX in accordance with the request from the client. Good to do.

In order to solve the above-mentioned problems, the present invention provides a PBX for accommodating a communication line and a plurality of terminal devices and exchanging information between them, comprising a plurality of computers for providing services to the terminal devices. In a PBX that performs a service in cooperation with each other, the PBX is identification information transmitted from each of the computers, and a plurality of storage areas for storing identification information for associating the service with the computer corresponding to the terminal device. And a control unit for performing control for registering the identification information in the storage unit. When the control unit receives the identification information from a plurality of computers, the control unit transmits the identification information to the terminal device. Stored in the storage area of the storage means
A computer that executes the service together with the PBX is registered in the PBX, and when the service is generated, the control unit determines identification information corresponding to the service from a plurality of identification information registered in the storage unit. The service is performed in cooperation with a computer corresponding to the information.

In this case, the identification information includes first information for specifying the service and the computer that executes the service, and the control unit stores the first information in the storage unit in response to the control request. When the service is generated, the computer corresponding to the service may be determined based on the first information stored in the storage unit, and the service may be cooperated with the determined computer.

In this case, the identification information further includes second information for specifying an application for executing a service, a plurality of applications for executing a plurality of services are registered in the computer, and the control means includes , The second information is stored in the storage area of the storage means in response to the control request, and when a service occurs, the plurality of applications registered in the computer are registered based on the second information stored in the storage means. It is preferable to determine an application corresponding to the service and to cooperate with a computer that executes the service using the determined application.

Further, the storage means stores a plurality of management information for controlling the terminal device, and identification information including first information indicating a computer corresponding to the service and second information indicating an application corresponding to the service. The control means determines, for each terminal device, a computer and an application corresponding to the service, based on the identification information stored in the plurality of storage devices, for each terminal device. Service may be provided to the device.

According to another aspect of the present invention, there is provided a PBX which accommodates a communication line and a terminal device and exchanges information between them, and a plurality of computers which provide services to the terminal device together with the PBX. In a PBX-computer cooperation method in a PBX-computer cooperation system in which the service is performed in cooperation with the PBX, the method performs the service related to the own computer in cooperation with the PBX. A control request for registering identification information to be associated is transmitted from the computer to the PBX. The PBX receiving the control request transmits a response to the computer that has transmitted the control request, and transmits the identification information included in the control request to the terminal. It is registered corresponding to each device, and this P
The BX further receives each control request sent from a plurality of computers, registers identification information for each control request, and sets a PBX according to the occurrence of a service.
Is characterized in that a computer corresponding to this service is determined based on the registered identification information, and the determined computer and the PBX cooperate to perform the service.

In this case, the identification information includes a service and first information for specifying a computer that executes the service. The PBX registers the first information in response to the control request, and the service is generated. Then, the computer corresponding to the service may be determined based on the registered first information, and the computer may be linked with the determined computer.

In this case, the identification information further includes second information for specifying an application for executing a service, a plurality of applications for executing a plurality of services are registered in the PBX, and a plurality of applications are registered in the PBX. When the second information is registered in response to the control request and a service occurs, an application corresponding to the service is determined from a plurality of applications registered in the computer based on the registered second information, and the determined application is determined. It is good to cooperate with the computer which performs a service using.

The method further comprises registering, in the PBX, management information for controlling the terminal device, first information indicating a computer corresponding to the service, and second information indicating an application corresponding to the service, When a service occurs, a computer and an application corresponding to the service may be determined for each terminal device based on the plurality of registered identification information, and the service to the corresponding terminal device may be performed.

In this method, it is preferable to perform an updating process for changing the contents of the identification information registered in the PBX in accordance with a control request from a computer.

[0022]

According to the PBX-computer cooperation system, the PBX, and the cooperation method according to the present invention, each of the plurality of computers performs a service related to its own computer in cooperation with the PBX. A control request for registering identification information to be associated with the PBX is transmitted, and the control unit of the PBX receives the control requests transmitted from the plurality of computers and stores each control request in the storage unit in association with the terminal device. . When a service occurs in a state where a plurality of pieces of identification information are stored in the storage means, the identification information corresponding to the service is determined by the control means, and the service is linked with a computer corresponding to the determined identification information. Is carried out.

[0023]

BRIEF DESCRIPTION OF THE DRAWINGS FIG.
-An embodiment of the computer cooperation system will be described in detail. Referring to FIG. 1, FIG. 1 shows a PB to which the present invention is applied.
One embodiment of the X-computer cooperation system is shown. The PBX-computer cooperation system 10 accommodates a plurality of telephone terminals 12a, b, c,... At an extension 14 and forms a station line 16 and a telephone terminal 12a, b,
Digital PBX (Private Bracket) for exchanging calls from c, ..
nch Exchange (private branch exchange) 18 and a computer system 20 that executes services for the PBX 18 in accordance with registered applications.
By accepting them at X18 and registering them, P
Each of the telephone terminals 12a, b, c,.
Is a system that can support services corresponding to various applications.

As shown in FIG. 2, the PBX 18 has a central office interface 22 for accommodating a plurality of local offices 16.
An extension interface 24 that accommodates the extension 14 to which the telephone terminals 12a, b, c, .. are connected, a time division switch (TSW) 26 that exchanges communication information transmitted from the extension 14 and the office line 16,
It is connected to the interfaces 22, 24 and the time division switch 26 via the local bus 30, and the computer control memory 32
And a control circuit (CPU) 34 for controlling these functions in a distributed manner based on the information stored therein.

The office line interface 22 accommodates a plurality of office lines 16 such as analog subscriber lines and digital subscriber lines,
This is an outgoing / incoming central office trunk for supporting circuit switching and packet switching. Also, the extension interface 24
Are telephone terminals such as telephones, data terminals and ISDN terminals
This is an extension trunk that accommodates 12a, b, c, .., controls connected telephone terminals 12a, b, c, .., and converts communication information into a predetermined format. The time-division switch (TSW) 26 is a time-division switching communication path switch composed of time switches. The PBX 18 connects the calls from the office line interface 22 and the extension interface 24 to the desired extension 14 and the office line 16 at the time division switch 26.

The computer control memory 32 is a local bus
30 are connected to the telephone terminals 12a, b, c,..., And the management information for setting the functions of the telephone terminals 12a, b, c,. An identification number for identifying an application corresponding to a server to be executed and its service is stored in the telephone terminal 12a,
This is a management memory that stores data in storage areas corresponding to each of b, c,. The memory 32 is a control memory in which a call processing program for controlling operations such as switching connection is stored.

In particular, the computer control memory 32 stores the identification numbers notified from the servers 40a, b, c,... (FIG. 1) in its storage area. FIG. 5 shows an example of the contents of this identification number.
As shown in FIG. 2, the identification number 1 represents the server "1" and the application (AP) 1, and the identification number 2 represents the server "1" and the application (AP) 40a.
Is management information set by the user. The identification number 3 represents the server “2” and the application (AP) 3, and the identification number 4 represents the server “2” and the application (A).
This is management information set by the server “2” 40b so as to represent P) 4. Further, the identification number 5 indicates the server “3” so as to represent the server “3” and the application (AP) 5.
This is management information set by c. Servers 40a, b,
The contents of these identification numbers notified from c, ..
12a, b, c,... Are stored in storage areas of the computer control memory 32 respectively.

The application (AP) in the present embodiment will be described. As shown in FIG.
Is a control program for executing the service 1 having a personal and in-house telephone directory function and a proxy transmission function. The application 2 executes a service 2 having an automatic call distribution (ACD) function for distributing an incoming call to the office line 16 to one of the telephone terminals 12a, b, c,... Based on a predetermined distribution rule. Is a control program for Application 3
Is a control program for executing a service 3 having an ID class management function for managing an ID class according to an ID (caller identification number) input by an operation from the telephone terminal 12 and the client 38. . For example, the application 3 is input according to the operation of the operator.
It has a function of permitting or prohibiting transmission based on the ID and executing ID transmission in accordance with the ID. Further, the application 3 has a function of transferring an ID when a call is made from the telephone terminal 12. The application 4 is a control program for executing a service 4 having a function of performing charge management for each telephone terminal 12. The application 4 also performs charging management according to the ID by the application 3. The application 5 is a control program for executing a service 5 having an attendance management function for managing attendance, absence, presence, absence, and the like of an operator in accordance with an input operation to the telephone terminal 12.

The computer control memory 32 has a telephone terminal
Management information for realizing the services 1 to 5 for each of 12a, b, c,. More specifically, the computer control memory 32 has a plurality of management areas corresponding to a plurality of telephone terminals 12a, b, c,... As shown in FIG. The management area includes an area in which management information of the telephone terminal 12 is stored, and an area in which an identification number for each service is stored. In the present embodiment, the storage area of the computer control memory 32 for each of the telephone terminals 12a, b, c,.
The storage area stores the content of the identification number corresponding to the terminal control information notified from the server 40.

The storage area of the computer control memory 32 shown in FIG. 3 has a maximum storage capacity capable of registering a maximum identification number for a service corresponding to each of the telephone terminals 12 connected to the PBX 18. I have. However, the present invention is not limited to this, and the capacity of the storage area may be variably controlled according to the identification number registered corresponding to the service.

The control circuit (CPU) 34 shown in FIG. 2 is connected to the computer system 20 via a LAN 36 and a predetermined interface circuit (not shown) for connecting to the LAN 36. The control circuit 34 has a TCP / IP (Transmission
The terminal control information included in the terminal control request notified from the server 40 of the system 20 is stored in the computer control memory 32 using a communication protocol such as Control Protocol / Internet Protocol. The control circuit 34 is a processing circuit that executes various services with reference to the terminal control information stored in the memory 32. Further, the control circuit 34 performs call control based on a call processing program stored in the computer control memory 32.

The call processing program includes the office line 16 and the extension 14
An input processing program for monitoring the state of the input processing program; an internal processing program including an analysis processing program and a task program for performing a processing operation based on a change in the state detected by the input processing program; An exchange program including an output processing program for changing the internal state of the PBX 18 and sending necessary signals to the outside, and the control circuit 34
Control each part in 18. The control circuit 34 is connected to the computer system 20 via the LAN 36, and has a coordination function of executing a plurality of services corresponding to various applications in connection with the system 20. Especially the control circuit 34
Server executes the application according to the service
When the request is made to the computer 40, the server 40 and the application corresponding to the service among the identification numbers stored in the computer control memory 32 are notified and inquired of information.

Returning to FIG. 1, the computer system 20 connected to the PBX 18 includes clients 38a, b,... And a plurality of servers 40a, b, in a client / server model.
., and a plurality of file servers 42, and each server 40a, b, c,.. has registered therein one or more applications for executing services. In this embodiment, the server 40a is a client 38a.
Is a server that executes an application service based on a request and an instruction notified from the server. Also the server
40b, c, .. is a server that does not need a client,
Based on the information and inquiry notified from the PBX 18, a service corresponding to the application registered in the server is provided.

The server 40a has a monitor start request function for requesting the PBX 18 to start monitoring for monitoring the state of the telephone terminal 12a in order to start an application. , .. have a terminal control request function for registering terminal control information in the PBX 18.

The monitor start request and the terminal control request include the device number (1, 2, 3,...) Of the server 40 specified in advance in the system 10 and the application (AP) number (1) corresponding to the type of application. , 2, 3, ..) and terminal information indicating the terminal numbers (A, B, C, ..) of the target telephone terminals 12a, b, c, .. I have.

The control circuit 34 of the PBX 18 includes servers 40a, b,
These plural pieces of terminal control information notified from c, .. are stored in the storage area (FIG. 3) of the computer control memory 32. More specifically, the server 40a transmits terminal control information including a monitor start request for monitoring the state of the telephone terminal 12a to the PB in response to the monitor request notified from the client 38a.
Output to X18. Further, the server 40a outputs a terminal control request for registering terminal control information for executing automatic call distribution to the PBX 18. Further, the server 40b outputs a terminal control request for registering terminal control information for executing ID transmission and charging management to the PBX 18. Server 40c
Outputs to the PBX 18 a terminal control request for registering terminal control information for computer data input / output login for attendance management. The control circuit 34
Upon receiving the terminal control information notified from 40a, b, c,..., Control is performed to store the terminal control information in the computer control memory 32. The control circuit 34 stores the identification numbers of the terminal control information arbitrarily notified from the server 40 in the storage area in the memory 32 in association with the respective telephone terminals 12a, b, c,. Let it.

The timing for registering the terminal control information from the server 40 to the PBX 18 may be set when the system 10 is powered on, at a fixed time, or at an arbitrary timing according to the manual operation on the server 40 and / or the client 38. Alternatively, it may be performed periodically at regular intervals. In addition, the process of registering the terminal control information in the PBX 18 can be registered and changed according to a change in service configuration or a change in the use state, and the terminal control information registered in the PBX 18 can be updated to a different content. .

When a plurality of terminal control information are registered in the PBX 32, the servers 40a, b, c,... Notify the PBX 32 of call events indicating the state of the telephone terminal 12, information related to applications, and inquiries. Then, the service corresponding to the registered application is executed.

On the other hand, a P in which a plurality of terminal control information are registered
BX18 is a function of service 1 such as a telephone terminal.
When registering the office start time from 12, a call event of the telephone terminal 12 is received and the registered contents are stored in the computer control memory.
The server "1" 40a of the identification number 1 stored in the storage area corresponding to the 32 services 1 is notified. Also, PBX
In the case of performing automatic call distribution of a function in the service 2, for example, when an incoming call from the station line 16 is received, the identification information 2 is stored in a storage area of the memory 32 corresponding to the service 2.
The server "1" 40a of the terminal is notified and an inquiry about the telephone terminal 12 to be called is made.

Further, when the PBX 18 performs a login operation for inputting the time of office entry to the telephone terminal 12, for example, the function of the service 5, the PBX 18 receives the login and stores the contents of the operation in a storage area of the memory 32 corresponding to the service 5. The server "3" 40c with the identification number 5 is notified.

Further, the PBX 18 receives a call event from the telephone terminal 12 when transmitting, for example, an ID of a function in the service 3, and stores the call event and ID information corresponding to the service 3 in the computer control memory 32. The server "2" 40b of the identification number 3 stored in the area is notified, and information is inquired to the server "2" 40b in order to check the ID class of the function in the service 3.

Further, in order to manage the billing information for each function ID in the service 4, the PBX 18 stores the billing information in the server “2” of the identification number 4 stored in the storage area of the memory 32 corresponding to the service 4. To 40b.

Also, a P in which a plurality of terminal control information are registered
When the BX 18 receives, from the server "1" 40a corresponding to the client 38a, the request information indicating the call setting and the call disconnection related to the proxy operation by the service 1 that performs the proxy transmission in response to the operation to the client 38a, A response is sent to the server "1" 40a corresponding to the content of the stored service 1 identification number. The PBX 18 determines the telephone terminal associated with the client 38a based on the request information.
It has a proxy transmission function of performing a transmission process of transmitting a dial number for call setting to the office line 16 or extension 14 in order to perform proxy transmission originating from 12a. In this case, the request information includes the servers “1” to “3” 40 and the application (1
To 5), the telephone terminal 12 to be designated.
The PBX 18 performs a calling process on the basis of the connection information. The PBX 18 disconnects the call by the on-hook operation of the telephone terminal 12a.

As described above, the PBX 18 associates the storage area of the memory 32 with each telephone terminal 12 and further divides each service into service control information including identification numbers corresponding to a plurality of services. Register more than one. Then, the PBX 18 provides service information for executing the service to the server in which the application for executing the desired service is registered, based on the contents of the identification number stored in the memory 32.

The file server 42 is a server having a large-capacity storage device for storing information required by the server 40.
Information for managing the company telephone directory and employee ID is stored in the file servers 42a, 42b, and 42c, respectively, and the stored information is notified to the server 40 in response to a request to be notified.

The operation of the PBX-computer cooperation system having the above configuration will be described below.

When a terminal control request for starting an application is output from any of the servers 40a, b, c,..., The output terminal control request is transmitted via the LAN 36 to the PBX 18
Is input to The terminal control information of the terminal control request input to the PBX 18 is stored by the control circuit 34 in a predetermined storage area of the computer control memory 32, that is, a storage area corresponding to the telephone terminal 12. Similarly, if there is another server 40 that outputs a terminal control request, the output terminal control request is input to the PBX 18 and the terminal control information is stored in the storage area of the memory 32. In this way, the PBX 18 can provide a service corresponding to each of a plurality of applications based on the terminal control information registered in the memory 32.

More specifically, as shown in FIG. 6, when a monitor request is output from the client 38a and notified to the server 1, a monitor start request including the content of the identification number 1 is output from the server "1" 42a. Input to PBX18. At a predetermined timing, a terminal control request including the content of the identification number 2 is output from the server "1" 40a and input to the PBX 18. Further, a terminal control request including the contents of the identification numbers 3 and 4 is output from the server “2” 40b at a predetermined timing, and the identification number 5 is output from the server “3” 40c at a predetermined timing.
Is output, and the terminal control information is input to the PBX 18.

Thus, the servers 40a, b, c,.
When the terminal control information is notified to the PBX 18 from the
Under the control of the control circuit 34, the contents of the identification numbers included in these requests are stored in the storage areas of the memory 32 corresponding to the target telephone terminals 12, respectively. At the same time, a monitor start response to the monitor start request is notified from the control circuit 34 to the server 40a, and a terminal control response to the terminal control request is notified from the control circuit 34 to the servers 40a, b, c,.

Specifically, when the identification number 1 included in the monitor start request is notified to the PBX 18 from the server “1” 40a,
As shown in FIG. 3, the content of the notified identification number 1 is stored in the storage area of the memory 32 corresponding to the telephone terminal 12a.
In response to this monitor start request, the PBX 18 starts monitoring for monitoring the state of the telephone terminal 12a by the service 1, and a monitor start response indicating the start is sent to the server "1" 40a based on the identification number 1 stored in the memory 32. Will be returned to Further, when a terminal control request including the identification number 2 is notified from the server “1” 40a to the PBX 18, the identification number 2
Are stored in the storage area of the memory 32 corresponding to the target telephone terminals 12a, b, c,... And based on the contents of the identification number 2, the automatic call distribution function by the service 2 is performed by the PB.
Executed in X18, a terminal control response indicating the start of the function is notified to the server "1" 40a based on the content of the identification number 2.

Further, from the server "2" 40b, terminal control information including the identification numbers 3 and / or 4 is notified to the PBX 18, and the contents of these identification numbers are stored in the target telephone terminal 12
are stored in the storage areas of the memory 32 corresponding to a, b, c,..., respectively, and the ID transmission function by the service 3 and / or the charge management function by the service 4 can be executed. A terminal control response indicating that these functions can be executed is notified to the server "2" 40b based on the contents of the identification numbers 3 and 4 stored in the memory 32, respectively.

Further, from the server “3” 40c, the identification number 5
Is transmitted to the PBX 18, and the contents of the identification number 5 are stored in the storage area in the memory 32 corresponding to each of the target telephone terminals 12a, b, c,.
The time and attendance management function by service 5 becomes executable,
A terminal control response indicating that this function can be executed is notified to the server "3" 40c based on the contents of the identification number 5 stored in the memory 32.

In this way, a plurality of identification numbers 1 to 5
By being registered in the computer control memory 32 of the BX 18 by being divided into areas for each of the telephone terminals 12a, b, c,..., The PBX 18 responds to the service from the contents of the identification numbers stored in the memory 32. Servers and applications can be recognized, for example, specific telephone terminals 12
Can be provided with a plurality of services. However, the telephone terminal 12 whose identification number is not registered in the PBX 18
For services and services, the PBX 18 cannot recognize the corresponding server from the identification number, and in this case, the service is not executed.

In the state where the identification number and the like are registered in the computer control memory 32 of the PBX 18, the telephone terminal 12a goes off-hook in order to control the attendance and leaving work using the function of the application 5 (service 5). Then, as shown in FIG. 7, a call event indicating the state of the telephone terminal 12a is transmitted from the PBX 18 based on the contents of the identification number 1 registered in the computer control memory 32 in response to the operation such as off-hook operation. The server "1" 40a is notified (service start). Thereafter, when a special number for registering the office time and office number is input to the telephone terminal 12a, the PBX 18
Is notified to the server "3" 40c based on the content of the identification number 5 registered in the memory 32,
Further, a login response is generated from the server "3" 40c to the PBX 18. For example, the fact that you registered the office time is PB
X18 is notified, and the PBX 18 notifies the telephone terminal of the completion of the registration.
Notify 12a. As a result, for example, information such as the office start time is registered in the file server 42. Next, when a logout request is output from the PBX 18 to the server "3" 40c due to the on-hook of the telephone terminal, the function of the service 5 ends.

During the processing by the service 5, the call event related to the telephone terminal 12a is notified to the server "1" 40a by the service start information.
The proxy transmission process from the client 30a for a is restricted during that time, and the call setting process in the proxy transmission is waited until the call event ends. Then, P
When a call event indicating a call disconnection is notified from the BX 18 to the server "1" 40a, the server "1" 40a releases the calling restriction of the telephone terminal 12a.

When the telephone terminal 12a is off-hook in order to transmit an ID by the service 3, information indicating the start of the service is registered in the memory 32 in response to an operation such as off-hook as shown in FIG. The PBX 18 notifies the server “1” 40a based on the content of the identification number 1. afterwards,
When an ID dialing operation for ID transmission is performed on the telephone terminal 12a, an ID transmission request and an inquiry about information for class check of ID transmission are sent from the PBX 18 to the identification number 3 registered in the memory 32. Is notified to the server "2" 40b based on the content of the server. After the ID class check is performed in the server "2" 40b, an ID transmission response including the check result is returned from the server "2" 40b to the PBX 18. Next, a connection number for connection to the public network operated by the telephone terminal 12a is transmitted to the office line 16, and
The call event indicating the ID transmission operation status of the server “1” 40a is performed based on the content of the identification number 1 registered in the memory 32.
And the server "1" 40a recognizes a call event such as a call of the telephone terminal 12a, a call establishment and a call disconnection. The billing information corresponding to the ID input to the telephone terminal 12a is notified to the server "2" 40b based on the contents of the identification number 4 registered in the memory 32, and the telephone terminal "2" 40b
12a and charging management according to the ID are executed.

When the proxy transmission operation by the service 1 function is started in the client 38a, for example,
As shown in FIG. 9, when a call is instructed on the telephone directory search screen displayed on the screen of the client 38a, this call request is notified to the server "1" 40a. The request is notified to the PBX 18. The call setting response to the call setting request is notified to the server "1" 40a corresponding to the identification number 1 registered in the memory 32, and the call response to the call setting request is transmitted from the server "1" 40a to the client.
38a will be notified. From the PBX 18 having received the call setting request, the call setting request is translated by the PBX 18 and a call signal for calling a desired partner is transmitted to the office line 16. At this time, a call notification indicating that a call is being made is output from the PBX 18 to the server "1" 40a, and in response to this, the server "1" 40a transmits the
An outgoing call notification is sent to 38a. When the data link with the call destination is established, the PBX 18 sends a call establishment notification to the server "1" 40a, and in response, the server "1" 40a sends a response notification to the client 38a. The client 38a displays the other party information indicating that the callee has answered based on the notified response notification, and when the operator goes off-hook the telephone terminal 12a corresponding to the client 38a, a call is started.

When the telephone call is terminated and the telephone terminal 12a goes on-hook, the PBX 18 performs a call disconnection process. In addition to this, a disconnection request from the client 38a is sent to the server "1" in response to an operation on the client 38a. When the call is transmitted to the PBX 18, a call disconnection request is transmitted to the PBX 18 from the server “1” 40 a receiving the request. The PBX 18 receives this call disconnection request and sends a call disconnection response to the server "1" 40a. At this time, a call disconnection response is notified from the server "1" 40a to the client 38a, and when the call on the line 16 is completed, the call disconnection is sent from the PBX 18 to the server "1" 40a.
And the billing information for the call is stored in the server "2" 40b corresponding to the identification number 4 registered in the memory 32.
Will be notified.

When a disconnection operation instruction is sent to the client 38a and the server "1" 40a on the other party information display screen, the server "1" 40a notifies the PBX 18 of request information relating to proxy operations such as call setting and call disconnection. You. The PBX 18 monitors the presence or absence of a call event relating to the target telephone terminal 12a. If there is no call event, the PBX 18 responds to the server "1" 40a corresponding to the content of the identification number 1 registered in the memory 32. Is output, a call is set as if a dial operation was performed from the telephone terminal 12a, and when a call was connected, a call was started by an off-hook operation of an operator,
The call is disconnected by the on-hook operation of the telephone terminal 12a, and the call ends.

As described above, the identification number indicating the server and application for executing the service is P
A plurality of telephone terminals can be registered in the storage area of the computer control memory 32 of the BX 18, and a plurality of terminal control requests from the server 40 can be received by the PBX 18. Services corresponding to the applications registered in the server 40 can be provided.

In order to cope with each application requiring the same information for the same telephone terminal 12,
The PBX 18 can accept requests from the server 40 up to a specified number. Thereby, for example, an information transmission service such as notification of a call event can be provided to a plurality of servers 40.
At the same time.

For example, when a monitor start request for monitoring the state of the telephone terminal is output from each of the servers "1" to "3" to the PBX 18, the telephone terminal 12a is operated by the operator himself or the instruction of the client 38a. When a subscriber of the other extension 14 or the office line 16 is connected to the public network line, a call event corresponding to the operation status is transmitted to the server “corresponding to the content of the identification number stored in the computer control memory 32 at that time. The same information such as a call event is transmitted to each of "1" to "3". By transmitting the same information from the PBX 18 to the servers corresponding to the identification numbers stored in the memory 32, a plurality of applications can be constructed for the same telephone terminal 12.

[0063]

As described above, according to the present invention, the identification information sent from the computer is received by the PBX, and the identification information from a plurality of computers is registered in the storage means in association with the terminal device. When executing
The computer corresponding to the service can be determined based on the registered identification information.
X can execute the service in cooperation with the determined computer. Therefore, a system is constructed in which one terminal device accommodated in the PBX can support all of various applications that execute services.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a PBX-computer cooperation system to which the present invention is applied.

FIG. 2 is a block diagram showing an internal configuration of the PBX shown in FIG.

FIG. 3 is a diagram showing an example of a storage area of a computer control memory shown in FIG.

FIG. 4 is a diagram illustrating an example of a function of an application.

FIG. 5 is a diagram showing the contents of an identification number.

FIG. 6 is a diagram showing an operation procedure at the time of a monitor request and a terminal control request.

FIG. 7 is a diagram illustrating an example of an operation procedure when a service is executed.

FIG. 8 is a diagram illustrating an example of an operation procedure when a service is executed.

FIG. 9 is a diagram illustrating an example of an operation procedure when a service is executed.

[Explanation of symbols]

 10 PBX-computer cooperation system 12 telephone terminal 14 extension 16 office line 18 PBX 20 computer system 32 computer control memory 34 control circuit (CPU) 36 LAN 38 client 40 server

Claims (14)

(57) [Claims] 1. A PBX accommodating a communication line and a plurality of terminal devices, and exchanging information between them.
In a PBX-computer cooperation system in which a plurality of computers respectively providing services to the terminal device cooperate with each other to perform the service, the system includes a plurality of computers connected to the PBX, and each of the plurality of computers Requesting means for transmitting to the PBX a control request for requesting the PBX for identification information for associating the service with the computer in order to perform a service related to the computer in cooperation with the PBX; The PBX is storage means for storing a plurality of pieces of identification information respectively sent from request means of the plurality of computers, and stores a plurality of storage areas for storing the identification information corresponding to a service to the terminal device. Storage means for storing the identification information in response to the control request. And control means for performing control for storing the identification information in a row, when the control request is received, the control means causes the identification information to be stored in a storage area of the storage means corresponding to the terminal device. Means for determining, when the service occurs, identification information corresponding to the service from identification information stored in the storage means, and performing the service in cooperation with a computer corresponding to the determined identification information. A PBX-computer cooperation system characterized by the above-mentioned. 2. The PBX-computer cooperation system according to claim 1, wherein the identification information includes first information for specifying the service and a computer that executes the service. Storing the first information in a storage area of the storage unit in response to the control request, and further, when the service occurs, responding to the service based on the first information stored in the storage unit. A PBX-computer cooperation system characterized in that a computer to be executed is identified and the computer is linked to the identified computer. 3. The PBX-computer cooperation system according to claim 2, wherein the identification information includes second information for specifying an application that executes the service, and the computer provides a plurality of services. A plurality of applications to be executed are registered, and the control unit causes the second information to be stored in a storage area of the storage unit in response to the control request. Determining, based on the stored second information, an application corresponding to the service from among a plurality of applications registered in the computer, and cooperating with the computer executing the service using the determined application. Characterized PBX-computer cooperation system. 4. The PBX-computer cooperation system according to claim 1, wherein the storage means stores management information for controlling the terminal device, and first information and a service indicating a computer corresponding to the service. A storage area for storing, for each of the plurality of terminal devices, identification information including second information indicating a corresponding application; and the control unit, based on the plurality of pieces of identification information stored in the storage area, A PBX-computer cooperation system, wherein a computer and an application corresponding to the service are determined for each terminal device, and the service is implemented for the corresponding terminal device. 5. The PBX-computer cooperation system according to claim 1, wherein the plurality of computers include a client that requests execution of the service and a server that starts the service in response to a request from the client. Wherein the server sends the control request to the PBX according to a request from the client.
BX-computer cooperation system. 6. A PBX for accommodating a communication line and a plurality of terminal devices and exchanging information between them, wherein the PBX implements the service in cooperation with a plurality of computers for providing a service to the terminal device. A storage unit having a plurality of storage areas for storing identification information, which is identification information sent from each of the computers and which associates the service with the computer, corresponding to the terminal device; And control means for performing control for registering the identification information in the storage means. The control means, when receiving the identification information from the plurality of computers, causes the identification information to correspond to the terminal device, respectively. A computer that executes the service together with the PBX is stored in the storage area of the storage unit and registered in the PBX. Further, when the service occurs, the control means determines identification information corresponding to the service from the identification information registered in the storage means, and cooperates with a computer corresponding to the determined identification information. A PBX characterized by performing the following. 7. The PBX according to claim 6, wherein the identification information includes first information for specifying the service and a computer that executes the service, and the control unit includes: Is stored in the storage area of the storage means in response to the control request. Further, when the service occurs, the computer corresponding to the service is determined based on the first information stored in the storage means. And a PBX that cooperates with the determined computer. 8. The PBX according to claim 7, wherein the identification information includes second information for specifying an application that executes the service, and the computer includes a plurality of services for executing a plurality of services. A plurality of applications are registered, and the control unit causes the second information to be stored in a storage area of the storage unit in response to the control request. Further, when the service occurs, the second information stored in the storage unit is stored. 2. A PBX, wherein an application corresponding to the service is determined from a plurality of applications registered in the computer on the basis of the information of (2), and the PBX is linked to the computer that executes the service using the determined application. . 9. The PBX according to claim 6, wherein the storage means stores management information for controlling the terminal device, first information indicating a computer corresponding to the service, and an application corresponding to the service. 2nd shown
And a storage area for storing identification information including the information of each of the plurality of terminal devices, wherein the control unit performs, for each of the telephone terminals, the service based on the identification information stored in the storage area. A PBX which determines a computer and an application corresponding to the above and executes the service to a corresponding terminal device. 10. A PBX that accommodates a communication line and a terminal device and exchanges information between them, and a PBX that cooperates with the PBX and a plurality of computers that provide a service to the terminal device in cooperation with the PBX. In a PBX-computer cooperation method in a computer cooperation system, the method includes a control request for registering identification information that associates the service with the computer in order to perform a service related to the computer in cooperation with the PBX. Is sent from the computer to the PBX, and the PBX receiving the control request sends a response to the computer that sent the control request, and associates identification information included in the control request with each of the terminal devices. And the PBX is further transmitted from the plurality of computers. Receiving the respective control requests, and registering the identification information for each of the control requests. According to the occurrence of the service, the PBX determines the computer corresponding to the service based on the registered identification information. And wherein the determined computer and the PBX perform the service in cooperation with each other.
BX-computer cooperation method. 11. The PBX-computer cooperation method according to claim 10, wherein the identification information includes first information for specifying the service and a computer that executes the service, and the PBX includes: The first information is registered in response to a control request, and when the service occurs, a computer corresponding to the service is determined based on the registered first information, and the computer is linked with the determined computer. PBX-computer cooperation method. 12. The PBX-computer cooperation method according to claim 11, wherein the identification information includes second information for specifying an application that executes the service, and the PBX includes a plurality of services. A plurality of applications to be executed are registered, and the PBX is registered.
Then, the second information is registered in response to the control request,
When the service occurs, the computer that determines an application corresponding to the service from the plurality of applications registered in the computer based on the registered second information, and executes the service using the determined application. A PBX-computer cooperation method characterized by cooperating with a PBX. 13. The PBX-computer cooperation method according to claim 10, wherein the method comprises the steps of: managing information for controlling the terminal device; first information indicating a computer corresponding to the service; and the service. The second information indicating the corresponding application is registered in the PBX, and when the service occurs, the computer and the application corresponding to the service are determined for each terminal device based on the plurality of registered identification information. And a PBX-computer cooperation method, wherein the service is provided to a corresponding terminal device. 14. The PBX-computer cooperation method according to claim 10, wherein said method performs an update process of changing the content of the identification information registered in said PBX according to a control request from said computer. PBX-computer cooperation method.