JP2943756B2 - ISDN compatible communication device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an ISDN communication device, and more particularly to an ISDN (Integrated Services Digital Network).
The present invention relates to an ISDN-compatible communication device having a function of transmitting an automatic billing information and collecting automatic billing information.

[0002]

2. Description of the Related Art Conventionally, in communication using an analog public network, communication billing information has not been notified for each call. In contrast, ISDN has a communication charge notification. Therefore, the ISDN accommodated in the conventional ISDN line
Some of the compatible communication devices (commonly known as terminal adapters) have a function of storing billing information notified to the device in a communication unit for each sub-address by adding a sub-address for each outgoing call. An ISDN-compatible communication device having a function of displaying or printing billing information is known (JP-A-3-41861).

[0003]

However, in the above-mentioned conventional ISDN-compatible communication device, in order to acquire communication billing information, a subaddress for the own communication device must be set when a call is transmitted. If an ISDN-compatible communication device of a type that cannot be added exists on the same bus connection, individual collection and management of communication charges cannot be performed.

Further, in the above-mentioned conventional ISDN-compatible communication device, since the display method of communication billing is only display and printing, it is not possible to automatically notify a preset contact address of exceeding the scheduled billing.

[0005] The present invention has been made in view of the above points,
It is an object of the present invention to provide an ISDN-compatible communication device that can separately manage communication charging information for an ISDN-compatible communication device on the same bus connection for each terminal termination point identifier (TEI) so that a communication device that cannot add a subaddress can perform communication charging management. Aim.

Another object of the present invention is to set a communication limit and a contact in advance, and to automatically notify a contact when a communication charge limit is exceeded when the communication charge is exceeded. An object of the present invention is to provide an ISDN-compatible communication device with improved immediacy.

[0007]

In order to achieve the above object, the present invention provides a line accommodating section accommodating a line of a data terminal, an office accommodating section accommodating an ISDN office line, and a line accommodating section comprising a data terminal. part set via the scheduled call charge showing the limits and the information storing unit for storing the telephone number of the contact for notifying the rates exceeded others connected to the ISDN office line and on the same bus Call information detecting unit for detecting the transmission and disconnection of the ISDN terminal via the local line accommodating unit, an outgoing call storage unit for storing the terminal termination point identifier number used at the time of calling, and a charging information storage for storing charging information A call control unit for performing call control of the ISDN protocol in the own terminal;
The configuration includes a device control unit that controls data communication and controls the entire device.

Here, according to the present invention, when the call information detecting unit detects the transmission of another ISDN terminal, the device control unit transmits the terminal termination point identifier number of the other ISDN terminal transmitted from the call information detecting unit. Acquired and stored in the outgoing call storage unit, and when the call information detecting unit detects disconnection of the call of another ISDN terminal, the device control unit acquires from the call information detecting unit.
It is searched whether the terminal termination point identifier number of the disconnected ISDN terminal is present in the outgoing call storage unit, and when there is, the charging information obtained from the disconnection message is stored in the charging information storage unit.
Thereafter, the total charge information obtained from the charge information storage unit is compared with the planned call charge stored in the information storage unit. When the total charge information exceeds the planned call charge, the total charge information is stored in the information storage unit. The telephone number is automatically transmitted to the specified telephone number via the call control unit.

According to the present invention, a terminal termination point identifier (TEI) number of another ISDN terminal on the same bus line that originated the call is acquired and stored in an outgoing call storage unit, and disconnection of a call of another ISDN terminal is detected. If the TEI number is found in the outgoing call storage unit and the charging information is obtained at a certain time, the same bus wiring is required in association with the TEI number that is always required for ISDN communication. Other ISD on
Communication billing information of N terminals can be collected. Also,
In the present invention, the communication limit and the telephone number of the contact are set in advance in the information storage unit, and when it is detected that the communication billing information exceeds the set communication limit, a notification is automatically sent to the set contact. It can be performed.

Further, the present invention further comprises a display unit for displaying billing information, wherein the device control unit detects the disconnection of the call of another ISDN terminal by the call information detecting unit, and detects the disconnection of the call. after storing the billing information to the billing information storage unit, and wherein the displaying the cumulative charge information read from the billing information storage unit on the display unit for each terminal endpoint identifier number.

[0011]

Next, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 shows an ISDN according to the present invention.
1 shows a block diagram of an embodiment of a compatible communication device. In FIG. 1, an ISDN-compatible communication device 10 is a data call communication device having an automatic charging information collecting function, and a data terminal line accommodating unit 11 for accommodating a line of one data terminal 20;
ISDN office line accommodating unit 12 that accommodates one ISDN office line
And an information storage unit 13 for storing a scheduled call charge and a telephone number for notifying the excess of the charge, and a call information detection unit 1 for detecting the transmission and disconnection of a specific third party on the same bus wiring.
4, an outgoing call storage unit 15 for storing the outgoing call information,
Charge information storage unit 1 that stores the charge information at the time of disconnection
6, a display unit 17 for displaying charging data, and a call control unit 18 for performing ISDN protocol call control in its own terminal.
And a device control unit 19 for controlling data communication and controlling the entire device.

When an ISDN terminal on the same bus wiring as that to which the ISDN-compatible communication device 10 is connected originates a call, the ISDN-compatible communication device 10
4 recognizes the transmission associated with the TEI, and stores the TEI number used at the time of the transmission in the outgoing call storage unit 15 under the control of the device control unit 19. Thereafter, the call information detecting unit 14 detects the disconnection message from the exchange side, and when the same TEI number as the TEI number stored in the outgoing call storage unit 15 can be searched, the device control unit 19 responds to the corresponding outgoing call. The accounting information extracted from the disconnection message is stored in the accounting information storage unit 16.

The billing information data collected by the ISDN-compatible communication device 10 can be displayed on the display unit 17. In addition, the ISDN-compatible communication device 10 has an information storage unit 13 that stores a planned call charge (communication limit amount) and a telephone number for notifying that the charge has been exceeded. Thus, the device control unit 19 compares whether the total communication charge stored in the charge information storage unit 16 has exceeded the scheduled call charge set in the information storage unit 13 and, if so, determines whether the total communication charge has exceeded the planned call charge. A call is automatically sent to the telephone number set to 13 via the call control unit 18 to notify that the scheduled charge has been exceeded.

FIG. 2 is a connection diagram showing an example of a system in which the ISDN-compatible communication device 10 is used.
2 shows a usage environment in which charging management can be performed on all ISDN terminals connected on the same bus wiring, which is a characteristic of the corresponding communication device 10.

In the connection diagram of FIG. 2, the ISDN-compatible communication device 10 having the configuration shown in FIG. 1 accommodates an ISDN network 30 in its ISDN local line accommodating section (12 in FIG. 1).
The data terminal 20 is accommodated in the data terminal line accommodation section (11 in FIG. 1). The data terminal 20 is
It is assumed that the scheduled call charge and the contact telephone number when the call is exceeded can be registered in the information storage unit (13 in FIG. 1) via the data terminal line accommodating unit.

[0016] on the same bus line to ISDN compatible communication device 10 is housed, seven ISDN terminal (aka terminal adapter) as an example 40 _{1-40 7} is installed, ISDN enabled communication device 10 of against ISDN terminal 40 ₁ to 40 _7, when the respective originated,
It has a function of collecting the billing information. Here, the same bus line on ISDN compatible communication device 10 and the ISDN terminal 40 ₁ to 40 _7, which the user uses in, for example, in a particular relationship, such as using a human in the same company,
Resides in the use environment in which the accounting management of the ISDN terminal 40 _{1-40 7.}

[0017] Next, the operation of ISDN compatible communication device 10 in the connection diagram, for explaining the case where ISDN terminal 40 ₁ is sent as an example. The ISDN-compatible communication device 10 is accommodated as one communication device on a bus line, and is always in a state of monitoring message exchange between an arbitrary terminal on the same bus and the ISDN network 30 (switch side). If ISDN terminal 40 ₁ originates sends a is a call setup message "SETUP message" for requesting to initiate a call setup in ISDN switch via an ISDN line to the (ISDN network 30).

The ISDN compatible communication device 10, the internal call information detection unit and monitors the transmission of the ISDN terminal 40 ₁ by (14 in FIG. 1) obtains the TEI number from being "SETUP message" above, it Is stored in the internal outgoing call storage unit (15 in FIG. 1) under the control of the internal device control unit (19 in FIG. 1).

When the outgoing call is in communication and the ISDN communication device 10 detects the disconnection of the call again by the call information detecting unit (14 in FIG. 1), the disconnect message “DISC message” or The outgoing call corresponding to the "RELEASE message" is stored in the outgoing call storage unit (1 in FIG. 1).
Only when it is stored in 5), the billing information is extracted from each message and stored in the billing information storage unit (1 in FIG. 1).
Save in 6). Then, the ISDN-compatible communication device 10
Deletes the TEI number of the corresponding outgoing call stored in the internal outgoing call storage unit (15 in FIG. 1) and displays the accumulated call charge on the display unit (17 in FIG. 1). . The above is a series of flows relating to collection of billing information.

Subsequently, the device control unit (19 in FIG. 1) in the ISDN-compatible communication device 10 plans to store the charging information collected as described above in the information storage unit (13 in FIG. 1). If it is detected that the billing information exceeds the planned call charge by comparing with the call charge (planned limit), the contact telephone number stored in the information storage unit (13 in FIG. 1) is checked. , An automatic call is made via the ISDN call control unit (18 in FIG. 1).

As described above, according to this embodiment, not only the terminal itself but also other ISDs connected on the same bus line
N terminal 40 _{1-40 7} billing information can be managed in, also, in the case of detecting the planned limit excess of charging fees for communication, it is possible to telephone contact to automatically contact.

In the above-described embodiment, the ISDN-compatible communication device 10 connected to a center (not shown) that manages the billing information via a line different from the bus wiring of FIG.
Has a function of automatically notifying that the communication billing limit has been exceeded when the communication billing limit is exceeded.
May not be provided. However, the charging information administrator
In an environment where the N-compatible communication device 10 can be operated, it is desirable to provide the display unit 17 in the ISDN-compatible communication device 10 as in the embodiment.

[0023]

As described above, according to the present invention,
Since the communication billing information of other ISDN terminals on the same bus wiring is collected in association with the TEI number which is always required for performing the ISDN communication, not only the own terminal, but also
All accounting information for ISDN terminals on the same bus wiring can be managed.

According to the present invention, a communication limit and a contact are set in advance, and when it is detected that the communication charging information exceeds the set communication limit, a notification is automatically sent to the set contact. Is performed, the immediacy of communication charge management can be improved, and the management side can easily perform communication charge management.

[Brief description of the drawings]

FIG. 1 is a block diagram of an embodiment of the present invention.

FIG. 2 is a connection diagram of an example of a system to which the device of the present invention is applied.

[Explanation of symbols]

Reference Signs List 10 ISDN compatible communication device 11 Data terminal line accommodating unit 12 ISDN central office line accommodating unit 13 Information storage unit 14 Call information detection unit 15 Outgoing call storage unit 16 Charging information storage unit 17 Display unit 18 ISDN call control unit 19 Device control unit 20 Data terminal 30 ISDN network 40 ₁ ~40 ₇ ISDN terminal

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁶ identification symbol FI H04Q 3/58 106 H04Q 3/58 106 (58) Fields investigated (Int.Cl. ⁶ , DB name) H04M 11/00-11 / 10 H04M 15/00-15/38 H04Q 3/58-3/62

Claims (2)

(57) [Claims] 1. A line accommodating unit accommodating a line of a data terminal, a line accommodating unit accommodating an ISDN office line, and a scheduled call indicating a limit set by the data terminal via the line accommodating unit. An information storage unit for storing a charge and a telephone number of a contact for notifying the charge excess; and another ISD connected on the same bus as the ISDN office line.
A call information detection unit for detecting the transmission and disconnection of the N terminal via the central office accommodation unit; a transmission call storage unit for storing a terminal termination point identifier number used at the time of transmission; and a charging information storage for storing charging information An ISDN-compatible communication device having a unit, a call control unit for performing call control of an ISDN protocol in its own terminal, and a device control unit for controlling data communication and controlling the entire device. When the outgoing call of the ISDN terminal is detected, the device control unit acquires the terminal end point identifier number of the other ISDN terminal that transmitted the call from the call information detecting unit, and stores it in the outgoing call storage unit. When the disconnection of the call of the other ISDN terminal is detected by the call information detection unit, the device control unit obtains the terminal termination point identifier number of the disconnected ISDN terminal from the call information detection unit. It searches whether it is in the outgoing call storage unit, and if there is, after storing the charging information obtained from the disconnection message in the charging information storage unit, the total charging information obtained from the charging information storage unit and the information storage unit Comparing with the stored scheduled call charge,
IS, wherein when the accumulated billing information exceeds the scheduled call charge, an automatic call is made to the telephone number stored in the information storage unit via the call control unit.
DN compatible communication device. A display unit for displaying billing information;
The device control unit may control the other I
When the cutting of a call SDN terminal is detected, after storing the accounting information of the cut call to the charging information storage unit, the cumulative billing information read from the charging information storage unit for each of the terminal end point identifier number 2. The ISDN-compatible communication device according to claim 1, wherein the communication device is displayed on the display unit.