JPH0576219B2 - - Google Patents

Description

[Detailed Description of the Invention] (a) Technical Field of the Invention The present invention relates to a control device and a data communication system that connect an automatic teller machine such as an automatic teller machine, which is operated by a user to carry out transactions, and a multi-host via a line. In particular, the present invention relates to a control device and a data communication system that can improve line efficiency and system operational efficiency.

(b) Background of the technology In recent years, automatic deposit machines (AD) and automatic teller machines (hereinafter referred to as automatic teller machines) have been used at counters of financial institutions as part of computer banking systems.
Automated transaction devices such as ATMs are widely used.

These devices usually allow transactions such as cash payments and deposits to be made by inserting a credit card (hereinafter referred to as a card) or a bankbook, and inputting transaction information from a keyboard. Due to its convenience, its usage is increasing and the number of installed units is also increasing.

At least one device for each financial institution, using an automatic transaction device installed at each branch of the financial institution as a terminal device.
One computer center is equipped with a host computer, and the terminal equipment and the host computer are connected via a line to automatically process transactions.

Different financial institutions are also interconnected through lines and transactions are processed online.

Therefore, communication requests from a plurality of terminal devices are issued to a plurality of host computers.

In such a system, it takes time to switch and connect lines, so it is desired to improve the operational efficiency of the system by connecting lines efficiently.

(c) Prior art and problems Hereinafter, the conventional method will be explained with reference to FIGS. 1 to 3. FIG. 1 is a block diagram showing an example of a banking online system to which the present invention is applied, FIG. 2 is a block diagram showing a conventional method, and FIG. 3 is a block diagram showing a different conventional example. The same reference numerals indicate the same objects throughout the figures.

In Figures 1 and 2, 1-1, 1-2,
...1-n is an automatic transaction device (hereinafter referred to as a terminal device), 1a is a communication request, 2 is a cluster control device,
3 is a public line network, A, B, C, . . . are host computers (hereinafter referred to as hosts), and 5 is a storage unit waiting for connection.

The terminal devices 1-1, 1-2, ... 1-n are each connected to a cluster control device 2, and the cluster control device 2 is connected to a switching network 3. Connected to A, B, C,...

The cluster connection device 2 is a terminal device 1-1, 1-
2, . . . 1-n, and is provided with a communication request storage section 5 and a connection switching section 6.

With such a configuration, the terminal device 1-
The codes of hosts A, B, C, ... that are requested for communication from 1, 1-2, ... 1-n are a, b, a,
When the messages are output in order like c, a, d, .

When communication with host A is completed, it is next connected to host B, and when this is completed, it is connected to host A with code a.

In this way, connections are made in the order of communication requests.

As a different conventional example, as shown in FIG. Another method is to reduce waiting time by connecting the next communication request in the queue to the end of the communication.

However, these methods have the disadvantage that the connection is switched for each communication request, which takes time and reduces line efficiency and system operational efficiency.

(d) Purpose of the Invention The purpose of the present invention is to solve the above-mentioned drawbacks, and to connect hosts with high frequency of communication requests and which should be connected with priority using a dedicated line. , using the public line for other hosts,
If there is another communication request for the host currently communicating,
An object of the present invention is to provide a control device and a data communication system that can improve line efficiency and system operation efficiency by allowing continuous communication.

(e) Structure of the Invention A first aspect of the present invention is to connect to a plurality of terminal devices, and to transmit signals sequentially from the plurality of terminal devices.
In response to a request for communication with one of the first communication devices of the device, the terminal device and the first communication device of the communication request destination are respectively connected, and the communication between the connected terminal device and the first communication device is terminated. Waiting for communication requests from other terminal devices to the corresponding first communication device, and transmitting a plurality of second communications connected to the terminal device via a public line, which are sequentially transmitted from the plurality of terminal devices. In response to a communication request with one of the devices, a pair of the terminal device and the second communication device of the communication request destination are connected, and other communication devices are connected until the communication between the connected terminal device and the second communication device is completed. A control device that waits for a communication request from a terminal device, and a storage device that stores a code indicating a first communication device and a code indicating a second communication device from which a communication request has been made from the terminal device in order of the communication request. , a code indicating a first communication device communicating with the terminal device, a code indicating a second communication device, a code indicating the first communication device and a code indicating the second communication device that received a communication request from the terminal device. The comparison means compares the code indicating the first communication device communicating with the terminal device and the code indicating the first communication device requesting communication from the terminal device. As a result, when the same code as the first communication device exists, a communication request is issued to the first communication device when the communication between the terminal device and the first communication device is completed. The terminal devices communicated with each other through the corresponding dedicated lines in the order of communication requests, and the comparison means identifies the code indicating the second communication device communicating with the terminal device and the second communication device that received the communication request from the terminal device. As a result of comparing the indicated codes, if the same code exists, a communication request is issued to the second communication device when the communication between the terminal device and the second communication device is completed. The terminal devices are prioritized for communication with the public line connected in the order of communication requests, and if the same code does not exist, the code is stored in the storage means when the communication between the terminal device currently communicating and the second communication device is completed. This is a control device that connects a terminal device that has issued a communication request to a second communication device that is the next communication request destination.

Therefore, for example, a first communication device that is frequently requested to communicate with a terminal device is preferentially connected via a dedicated line by the control device, and a second communication device connected to a public line is connected to a plurality of terminals. When there is a communication request from a device to the same second communication device, the control device gives priority to a communication request to another second communication device and causes the communication to continue, thereby ensuring connection priority, and The frequency of switching the public line to another second communication device is reduced, line usage time is shortened, and line efficiency can be improved.

A second aspect of the present invention provides a plurality of terminal devices, at least one first communication device connected to the plurality of terminal devices via a dedicated line, and a plurality of second communication devices connected to the plurality of terminal devices via a public line. A communication request between the communication device and at least one first communication device from one of the plurality of terminal devices connects the terminal device and the first communication device of the exchange request destination, and connects the communication device. A communication request from another terminal device to the corresponding first communication device is made to wait until the communication between the terminal device and the first communication device is completed, and a plurality of second communication requests from any of the plurality of terminal devices are In response to a communication request with one of the communication devices, a pair of the terminal device and the second communication device to which the communication is requested are connected, and the other communication devices are connected until the communication between the connected terminal device and the second communication device is completed. A data communication system comprising: a control device that waits for a communication request from a terminal device;
a storage means for storing, in the control device, a code indicating a first communication device and a code indicating a second communication device from which a communication request has been made from the terminal device in order of the communication request;
Compare a code indicating a first communication device and a code indicating a second communication device communicating with the terminal device with a code indicating the first communication device and second communication device that received a communication request from the terminal device, respectively. and as a result of comparing the code indicating the first communication device communicating with the terminal device and the code indicating the first communication device requesting communication from the terminal device, When the same code as the communication device exists, when the communication between the terminal device in communication and the first communication device ends, priority is given to the terminal device that issued the communication request to the first communication device in communication. The comparison means identifies the second communication device that is communicating with the terminal device and the second communication device that received the communication request from the terminal device.
As a result of comparing the codes indicating the communication devices, if the same code exists, the second communication device
The terminal device that made the communication request to the second communication device is prioritized and communicated with the public line connected in the order of the communication request, and if the same code does not exist, the terminal device that is communicating and the second communication device are This data communication system connects the terminal device that issued the communication request to the next communication request destination second communication device stored in the storage means when the communication is completed.

Therefore, for example, a first communication device that is frequently requested to communicate with a terminal device is preferentially connected via a dedicated line by the control device, and a second communication device connected to a public line is connected to a plurality of terminals. When there is a communication request from a device to the same second communication device, the control device gives priority to a communication request to another second communication device and causes the communication to continue, thereby ensuring connection priority, and The frequency of switching the public line to another second communication device is reduced, line usage time is shortened, and line efficiency and system operational efficiency can be improved.

(f) Embodiment of the Invention The embodiments of the present invention are shown in Figures 4 to 6 below.
This will be explained with reference to the figures. 4 is a block diagram showing an embodiment of the present invention, FIG. 5 is an explanatory diagram of FIG. 4, and FIG. 6 is a flowchart of FIG. 4. The same reference numerals indicate the same objects throughout the figures.

FIG. 4 shows a block diagram of the cluster control device 2b of FIG. 5, in which 5a is a connection waiting storage section, 6b is a connection destination selection section, 7 is a main control section,
8 is a communication control unit, 9 is a destination pointer, 10 is a destination phone number registration buffer, 11 is a destination phone number registration/update unit, 12 is a comparison unit, 13 is a channel control unit, 14 is a destination management buffer, 15a,
15b is a line control unit, 16 is a network control unit (hereinafter referred to as NCU),
17 is a keyboard, 18 is a key input control unit, 19
2 is a display, 20 is a display control unit, 21 is a dedicated line, and 22 is a switched line.

The connection destination selection section 6b reads the connection request data stored in the connection waiting storage section 5a, and extracts the corresponding telephone number from the destination telephone number registration buffer 10. It has a function of storing data indicating which one has been retrieved in the destination pointer 9 and informing the communication control unit 8 of the destination.

From the contents of the destination pointer 9, the communication control unit 8
Since the connected destination hosts A, B, C, etc. are known, the destination management buffer 14 that holds the connection request destinations of each terminal device 1-1, 1-2,...
The line control unit 15 and its terminal devices 1-1, 1-2, . . . are connected to the same location to enable transmission and reception.

If they are different, the connection waiting storage unit 5a is referred to, and if the requesting host is already in the queue, it can be left as is, or if it is not, the request is linked to the end of the queue.

If there are no more requests for the other party being communicated with, the connection destination selecting unit 6b is made to select the next communication requesting destination host A, B, C, . . . and connect to that other party.

It has this function.

A destination pointer 9 indicates the destination of communication.

The destination telephone number registration buffer 10 is one in which the telephone numbers of connected hosts A, B, C, . . . are registered.

The destination telephone number registration/update section 11 registers/updates a telephone number in the destination telephone number registration buffer 10 by inputting from the keyboard 17. The telephone number of the other party entered from the keyboard 17 is displayed on the display 19, and after confirmation, registration/
communicated.

The comparison unit 12 has a function of comparing the communication request destination from the terminal devices 1-1, 1-2, . . . with the communication destination indicated by the destination pointer 9.

The channel control unit 13 connects the terminal devices 1-1, 1-
It has an interface control function with 2,...

The destination management buffer 14 transfers the destination code of the destination that is currently communicating or requesting communication to the terminal devices 1-1, 1-2,
...It is stored in each area.

The line control unit 15a is the host A, the line control unit 15
b is in charge of network connection control and data transmission/reception with hosts A, B, C, . . . .

The NCU 16 is used when the line is a telephone line, and has the function of controlling connection and disconnection of the circuit switching network, such as calling and recovery.

The dedicated line 21 is connected to host A, which has a high frequency of communication requests.
This is a line used exclusively for connection to.

The switched line 22 is connected to hosts B, C, and other hosts other than host A.
This line is used to switch to communication with...

With such a configuration and function, as shown in FIG. 5, first a communication request is made to host A from any of the terminal devices 1-1, 1-2, . . ., for example, communication request 1b. Then, the code a is stored in the destination management buffer 14, and the communication control unit 8 enables the host A to communicate via the dedicated line.

Next, when a communication request is issued to host B, code b
is the destination management buffer 14 and the connection waiting storage unit 5
a, and is selected by the connection destination selection unit 6b, and host B is connected to the switched line. Then, code b is stored in the destination pointer 9.

The subsequent connection method for communication requests will be explained with reference to the flowchart of FIG.

During communication with hosts A and B, communication requests from other terminal devices are issued as hosts A, B, A, D, C, etc., and communication request 1b has codes a, b, a,
d, c, . . . are stored in the destination management buffer 14, and the communication control unit 8 exchanges the communication request for the host A currently communicating with the dedicated line, and prioritizes the communication request for the host B. Make sure you can connect to the line.

Therefore, it is possible to communicate exclusively with host A,
In addition, when the first communication with host B ends, communication with host B from another terminal device continues, and the connection continues without switching the connection as long as the destination management buffer 14 receives a communication request with host B. do.

If a connection continues with the same destination using a priority connection on a switched line and a predetermined period of time elapses without switching to another host, a timer (not shown) will wait for the next connection. can be switched to the other host.

When all communications with host B are completed, host C is next connected, and when another terminal device requests communication with host C, the terminal device is connected to enable communication in the same manner as described above.

In this way, the terminal devices 1-1, 1-2,...
A communication request from 1-n is preferentially communicated to host A, which has a high frequency of communication requests, via a dedicated line, and a communication request is sent to connected hosts B, C, . . .
If the destination is the same as any of the hosts, communication can be given priority, so the frequency of switching connections to other hosts is significantly reduced, and line efficiency and system operational efficiency can be improved.

That is, the switching frequency is reduced, the line usage time is shortened, and the average connection waiting time is reduced, so that communications can be processed in a short time and the system can be operated efficiently. Therefore, it is possible to improve the service.

In the above embodiment, an example has been described in which there is one dedicated line and one exchanged line, but the same effect can be obtained even if a plurality of any of them are used. In this case, for example, when there is a plurality of exchange lines, it is of course necessary to provide a plurality of destination pointers 9, line control units 15b, etc.

(g) Effects of the Invention As explained above, according to the present invention, the first communication device (host) that receives communication requests from the terminal device with high frequency is connected preferentially to the dedicated line, and is connected to the public line with priority. The connected second communication device (host) can reduce the line usage time by reducing the frequency of switching communication destinations.

Therefore, the system can be operated efficiently.

Service to customers can be improved.

There is an effect.

[Brief explanation of the drawing]

Fig. 1 is a block diagram showing an example of a banking online system to which the present invention is applied, Fig. 2 is a block diagram showing a conventional method, Fig. 3 is a block diagram showing a different conventional example, and Fig. 4 is a system according to the present invention. FIG. 5 is an explanatory diagram of FIG. 4, and FIG. 6 is a flowchart of FIG. 4. In the figure, 1-1, 1-2, ..., 1-n are automatic transaction devices (terminal devices), 2, 2a, 2b are cluster control devices, 3 is a public line network, and 5, 5a are connection waiting storage units. , 6, 6a are connection switching units, 6b is a connection destination selection unit, 7 is a main control unit, 8 is a communication control unit, 9
is a destination pointer, 10 is a destination phone number registration buffer, 11 is a destination phone number registration/update unit, 1
2 is a comparison unit, 13 is a channel control unit, 14 is a destination management buffer, 15a, 15b are line control units, 21 is a dedicated line, 22 is a switched line, A, B,
C, . . . indicate host computers (hosts).

Claims (1)

[Scope of Claims] 1. Communication between a plurality of terminal devices and at least one first communication device connected to the terminal device via a dedicated line that is sequentially transmitted from the plurality of terminal devices. In response to a communication request, the terminal device and the first communication device to which the communication is requested are connected, and until the communication between the connected terminal device and the first communication device is completed, the corresponding terminal device is connected to the first communication device. Waiting for a communication request to the first communication device that is connected to the terminal device, and a request for communication with any one of the plurality of second communication devices connected to the terminal device via the public line, which is sequentially transmitted from the plurality of terminal devices. The terminal device is connected to a set of the second communication device that is the communication request destination, and until the communication between the connected terminal device and the second communication device is completed, no communication from other terminal devices is possible. A control device that waits for a communication request, wherein the first control device waits for a communication request from the terminal device.
a code indicating the communication device and a code indicating the second communication device in the order of communication requests; a code indicating the first communication device communicating with the terminal device and a code indicating the second communication device; a comparison means for comparing the codes indicating the communication devices that have received a communication request from the terminal device, and the comparison means compares the codes indicating the first communication device communicating with the terminal device and the communication request from the terminal device. As a result of comparing the codes indicating the hot communication device,
When the same code as the first communication device exists,
When the communication between the terminal device in communication and the first communication device is completed, the terminal devices that have issued a communication request to the first communication device in communication are made to communicate via the corresponding dedicated line in the order of the communication request, and , As a result of comparing the code indicating the second communication device communicating with the terminal device and the code indicating the communication device that received the communication request from the terminal device by the comparison means,
When the same code exists, when the communication between the terminal device in communication and the second communication device is completed, the terminal devices that issued the communication request to the second communication device in the communication are sent in the order of the communication request. Give priority to communication with the public line connected, and if the same code does not exist,
When the communication between the terminal device and the second communication device is completed, the terminal device that issued the communication request is connected to the second communication device that is the next communication request destination stored in the storage means. A control device characterized by: 2. a plurality of terminal devices; at least one first communication device connected to the plurality of terminal devices via a dedicated line; and a plurality of second communication devices connected to the plurality of terminal devices via a public line; A communication request from one of the terminal devices with one of the at least one first communication device connects the terminal device and the first communication device of the exchange request destination, and the connected terminal Until communication between the device and the first communication device is completed, a communication request from another terminal device to the corresponding first communication device is made to wait, and a communication request from any of the plurality of terminal devices to the first communication device is made to wait. A communication request with one of the second communication devices connects the terminal device and the second communication device that is the communication request destination, and communication between the connected terminal device and the second communication device is established. A data communication system comprising: a control device that waits for communication requests from other terminal devices until the communication request is terminated; a storage means for storing a code and a code indicating the second communication device in the order of communication requests; a code indicating the first communication device communicating with the terminal device, a code indicating the second communication device, and a communication request from the terminal device; a code indicating the first communication device communicating with the terminal device, and a code indicating the first communication device communicating with the terminal device, and a communication device requesting communication from the terminal device. As a result of comparing the code showing
When the same code as the first communication device exists, a communication request is issued to the first communication device when the communication between the terminal device and the first communication device is completed. The terminal device is prioritized and communicated through the corresponding dedicated line in the order of communication requests, and the comparison means indicates a code indicating the second communication device communicating with the terminal device and the communication device for which the communication request was made from the terminal device. As a result of comparing the codes,
When the same code exists, when the communication between the terminal device in communication and the second communication device ends, priority is given to the terminal device that issued the communication request to the second communication device in the communication. Communication is performed with the public lines connected in the order of communication requests, and if the same code does not exist, when the communication between the terminal device and the second communication device that are communicating is completed, the next code stored in the storage means is A data communication system characterized in that a terminal device that has issued a communication request is connected to a second communication device that is a sequential communication request destination.