JP3212802B2 - Remote monitoring device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a remote monitoring device in which terminal devices are provided in a number of buildings and the like to monitor various equipments and notify the monitoring device via a public line. The present invention relates to a technique for confirming an alerting operation of a terminal device.

[0002]

2. Description of the Related Art In a remote monitoring device for monitoring equipment in a number of buildings, it is important to check whether terminal devices installed in each building are operating normally. Increasing the damage without noticing the abnormality of the building equipment due to the failure of the equipment degrades the trust of the business operator who installed the terminal equipment.

Conventionally, in order to confirm that a terminal device is operating normally, the terminal device communicates with a monitoring device at a predetermined interval, and a terminal device management number is included in data transmitted from the terminal device. Thus, the monitoring device has specified the terminal device of the communication partner. FIG. 18 is a configuration diagram showing a remote monitoring device according to a conventional example. In FIG. 18, reference numerals 1a to 1n denote equipment units in a building, 10 denotes a terminal device for monitoring these equipment units 1a to 1n, and a monitoring unit 10a serving as an interface unit for receiving monitoring signals from the equipment units 1a to 1n in the building. And a central control unit (CPU) 10b for controlling the terminal device according to the program in the storage unit
A communication unit 10c for transmitting and receiving data to and from a remote monitoring device connected to an office line; data such as monitoring information of equipment and an ID number of the terminal device; and a program for controlling the movement of the terminal device And a storage unit 10d for storing test data and the like relating to the alerting operation of the terminal device.

A monitoring device 20 is connected to the terminal device 10 via a public line 40 and a station 41. The monitoring device 20 is a communication unit 2 that communicates with the terminal device 10.
0a and a central control unit (CPU) 2 for controlling the monitoring device
0b, a display unit 20c for displaying data, an input unit 20d for inputting data, and a printing unit 20e for printing data.
And a storage unit 20f for storing data and programs.

FIG. 19 shows a terminal device periodic alarm record table stored in the storage unit 20f of the monitoring device 20. The periodic alarm date and time corresponding to the management number of each terminal device 10 is recorded. The control unit 20b searches the terminal device periodic alarm record table at regular intervals, and checks whether each terminal device 10 is performing the periodic alarm operation at a predetermined regular alarm interval.

Next, the operation according to the above configuration will be described with reference to FIG.
2 and a flowchart of the operation of the terminal device 10 shown in FIG.
2 will be described with reference to the operation flowchart of the monitoring device 20 shown in FIG. First, in the regular alarm check routine shown in FIG. 20, when the regular alarm check time has come (step S201), the monitoring device 20 searches the terminal device regular alarm record table shown in FIG. 19 (steps S202 and S203). ),
It is determined whether or not a corresponding terminal device has issued an alert at a regular alert interval, error processing is performed for a terminal device having no regular alert, and a record is printed (steps S204 and S20).
5). If the regular alarm has been issued, the next time the regular alarm confirmation time has come, the terminal device again searches the terminal alarm report table, and the corresponding terminal device issues an alarm at the regular alarm interval. Is determined, and error processing is performed in the same manner for a terminal device for which there is no periodic alert, and a record is printed. The regular alarm check routine ends when the search for all the terminal devices shown in the terminal alarm report table shown in FIG. 19 is completed.

On the other hand, as shown in the flow chart of FIG. 21, when the alarm time comes, the terminal device 10 goes off-hook, waits for a dial tone, and sends out a partner selection signal by a push button (steps S211 to S21).
4). When the line is connected to the monitoring device 20 by transmitting the above-mentioned partner selection signal, after performing the data transmission process, the process goes on-hook and ends (steps S215 to S2).
17).

Further, as shown in FIG. 22, when there is a call signal from the terminal device 10, the monitoring device 20 goes off-hook to receive data from the terminal device 10, and goes on-hook when data reception is completed. (Step S221
To S224). Thereafter, the terminal device management number received from the terminal device periodic alarm record table is searched, and if there is no corresponding terminal device, an error process is performed. The notification date and time are recorded in the item of the periodic notification date and time of the corresponding terminal device management number, and the process ends (steps S225 to S228). In this way,
The monitoring device 20 records the terminal device management number and the periodic report date and time corresponding to the terminal device in the terminal device regular report record table shown in FIG. 19, and searches the terminal device regular report record table at regular intervals. The terminal device 10 that does not perform the periodic alerting operation at the regular alert interval is searched for.

Here, the format of data transmitted from the terminal device 10 to the monitoring device 20 is, as shown in FIG.
There are a terminal device management number as data, a text end bit ETX, and a block check character bit BCC. In the area of the terminal device management number and the text end bit ETX as the data, for example, a terminal device management number “0001” is described, In the area of the block check character bit BCC, a total of the terminal device management number and the text end bit ETX (carry is ignored) is described.

[0010]

Since the conventional remote monitoring device is configured as described above, a call charge of a public line is added to the terminal device 10 every time a regular alert is issued, There has been a problem that as the number of alerts increases, the call charge increases.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and has as its object to provide a remote monitoring device in which a call charge is not added even when a periodic alarm operation is performed.

[0012]

SUMMARY OF THE INVENTION A remote monitoring device according to the present invention includes a plurality of terminal devices each having a monitoring unit for monitoring a plurality of equipment and a communication unit for transmitting periodic alarm information based on the monitoring of the equipment. A communication unit connected to these terminal devices via a public line to receive the periodic report information, and a terminal device regular report record table for recording the regular report date and time corresponding to the management number of each terminal device. The storage unit and the terminal unit periodic alarm record corresponding to the management number of each terminal device are recorded and controlled in the terminal unit periodic alarm record table for each periodic alarm from each of the terminal devices. And a control unit having a control unit for retrieving at regular intervals and confirming the timely alarming operation of each terminal device. The communication unit of the monitoring device is compatible with the PBX dial-in service. Terminal An extension designation number of the PBX dial-in service is assigned to each terminal, and the control unit of the monitoring device receives the extension designation number information at the time of regular dispatch from each terminal device to receive the management number of the terminal device that has issued the notification. Then, after the extension number information is received, the incoming call service is not executed and the call is not established.

[0013] Further, the control unit of the monitoring device activates a regular alarm check routine at a predetermined regular alarm check time and confirms the regular alarm operation of each terminal device. .

[0014] Further, the control unit of the monitoring device confirms the regular notification operation of each terminal device at a predetermined time based on the extension designation number information periodically issued from each terminal device. Is what you do.

[0015] Further, the control unit of the monitoring device performs a periodic alarm operation of each terminal device based on extension designation number information that is periodically issued from each terminal device at least twice continuously within a predetermined interval. Is confirmed.

Further, the communication unit of the monitoring device is a PBX.
It has at least two subscriber lines for the dial-in service, assigns an extension designation number of the PBX dial-in service corresponding to the number of subscriber lines for each terminal device, and the control unit of the monitoring device comprises: And confirming the regular alerting operation of each terminal device based on different extension designation number information issued according to the number of subscriber lines.

[0017]

In the remote monitoring device according to the present invention, the communication unit of the monitoring device is adapted to the PBX dial-in service, an extension designation number of the PBX dial-in service is assigned to each terminal device, and the control of the monitoring device is performed. The unit receives the extension designation number information at the time of regular notification from each terminal device, obtains the management number of the terminal device that issued the notification, does not execute the incoming call service after receiving the extension number information, and does not establish a call By doing so, the billing on the terminal device side, which is the caller side, is not charged, and the call charge is not added even if the periodic alerting operation is performed.

Further, the control unit of the monitoring device activates a regular alarm check routine at a predetermined regular alarm check time and confirms the regular alarm operation of each terminal device. Only when the terminal device checks the normal operation of each terminal device, the processing load on the monitoring device can be reduced.

Further, the control unit of the monitoring device confirms the regular notification operation of each terminal device based on the extension designation number information periodically issued from each terminal device at a predetermined time. It is possible to increase the accuracy of confirming the periodic alarm operation by regarding alarms other than a predetermined time as errors or mischief.

In addition, the control unit of the monitoring device performs a regular notification operation of each terminal device based on the extension designation number information that is periodically transmitted from each terminal device at least twice within a predetermined interval. , It is possible to prevent erroneous recognition of an incoming call due to a mistake or mischief, and to improve the accuracy of the confirmation of the periodic alarm operation.

Further, the communication unit of the monitoring device is a PBX
It has at least two subscriber lines for the dial-in service, assigns an extension designation number of the PBX dial-in service corresponding to the number of subscriber lines for each terminal device, and the control unit of the monitoring device comprises: By confirming the periodic alerting operation of each terminal device based on the different extension designation number information that is issued according to the number of subscriber lines, the regular timing performed by each terminal device based on the different extension designation number information The alarming operation is determined to be correct, and it is possible to prevent erroneous recognition as an incoming call due to a mistake or mischief, thereby improving the accuracy of the periodic alarming operation.

[0022]

【Example】

Embodiment 1 FIG. Hereinafter, the present invention will be described based on illustrated embodiments. FIG. 1 is a configuration diagram illustrating the remote monitoring device according to the first embodiment. In FIG. 1, the same reference numerals are used to denote the same parts as in the conventional example shown in FIG. 18, and the basic configuration of the remote monitoring apparatus according to the first embodiment is the same as that of the conventional remote monitoring apparatus.
The difference is that the monitoring device 30 uses the PBX dial-in service of NTT as the monitoring device, and the communication unit 3 that communicates with the terminal device 10 like the conventional monitoring device 20.
0a, a central control unit (CPU) 3 for controlling the monitoring device
0b, a display unit 30c for displaying data, an input unit 30d for inputting data, and a printing unit 30e for printing data.
And a storage unit 30f for storing data and a program. Upon receiving a notification from the terminal device 10, the terminal receives an extension designation PB signal (= additional number) sent from the station 41 side, and Is retrieved from a terminal device / additional number correspondence table, which will be described later, and the periodic report date and time of the corresponding terminal device management number in the terminal device regular report record table similar to the conventional example shown in FIG. Is recorded with the date and time of reception.

In FIG. 1, reference numerals 1a to 1n denote equipment in the building, 10 denotes a terminal device for monitoring these equipments 1a to 1n, and an interface unit for receiving monitoring signals from the equipments 1a to 1n in the building. Monitoring unit 10a
A central control unit (CPU) 10b for controlling a terminal device according to a program stored in a storage unit; and a communication unit 1 for transmitting / receiving data to / from a remote monitoring device which is normally connected to a central office.
0c and a storage unit 10d which stores data such as monitoring information of equipment and an ID number of a terminal device, a program for controlling the movement of the terminal device, and test data related to the alerting operation of the terminal device. Have.

Here, the monitoring device 30 has a function of connecting the PBX dial-in service to the built-in communication unit 30a. That is, FIG. 2 illustrates the communication unit 30a of the monitoring device 30.
1 shows a PBX dial-in incoming call connection sequence. Note that LS and PBX indicate the configuration in the communication unit 30a, LS indicates a local switch of the local exchange,
PBX is a private branch exchange. First, the local switch L
In step S, a selection signal (dial number signal) is received from the terminal device 10 of the calling station, and it is identified that the telephone number is receiving the PBX dial-in service in the process of analyzing the incoming call. Selects the subscriber line to the exchange PBX and sends a calling signal to the private branch exchange P.
Based on the transmission of the primary response signal from the BX to the local switch LS, "extension designation number information" required for switching (extension selection / connection) on the private branch exchange PBX side is transmitted to the private branch exchange PBX side by a PB signal.

The private branch exchange PBX side receives the "extension designation number information", searches the extension data file of the private branch exchange PBX based on the received extension designation number information, and determines whether the extension is "vacant" or "blocked". Is confirmed, and if the extension is empty, a call signal is sent to the extension and a reception completion signal is sent to the local switch LS. On the other hand, the local switch LS sends a ringing tone to the caller. The private branch exchange PBX and the local switch LS advance the sequence from the "ringing state" to the "busy state" in each of the private branch exchange PBX and the local switch LS by the response of the called extension, and the private branch exchange PBX side to the local switch LS side , And a call between the caller and the response extension is started through the set communication path, thereby starting charging on the caller side.

However, in the first embodiment, after the monitoring apparatus 30 receives the extension designation number information (additional number) of the dial-in service, the monitoring apparatus 30 does not execute the incoming call service, that is, as shown in FIG. In the incoming connection sequence, after receiving the extension designation number information (additional number), a call is not established without sending a reception completion signal to the terminal device 10 on the caller side, so that extension designation in the dial-in service is performed. Although the number information (additional number) is received, the call is not established, so that the calling party is not charged.

Here, for example, when the station number of the subscriber line of the monitoring device 30 is "3806" and "0001" to "0006" are registered as additional numbers as the extension designation numbers, FIG. As shown, by assigning an additional number to each terminal device management number individually,
When receiving the notification from the terminal device, the monitoring device 30 can obtain the terminal device management number that has been issued by receiving the additional number from the terminal device 10 side.
By recording the periodic alarm date and time in the terminal device periodic alarm record table shown in FIG. 7, the periodic alarm operation of the terminal device 10 can be confirmed. The terminal number / additional number correspondence table shown in FIG. 3 and the terminal device periodic alarm record table shown in FIG.
Is stored in the storage unit 30f.

Next, the operation according to the above configuration will be described with reference to FIG.
5 and the operation flowchart of the monitoring device 30 shown in FIG. The regular alarm check routine of the monitoring device 30 is the same as that of the conventional example shown in FIG. 20, and when the regular alarm confirmation time comes, the terminal device regular alarm report table shown in FIG. It is determined whether an alarm is issued from the device at a regular alarm interval, error processing is performed for a terminal device having no regular alarm, and a record is printed. If the alarm is issued on time,
Next, when the timed alarm check time comes, the terminal device timed alarm record table is searched again, and it is determined whether the corresponding terminal device has been issued at the timed alarm interval. Error processing is performed in the same manner for a terminal device having no, and a record is printed. This periodic alarm check routine ends when the search for all terminal devices is completed.

On the other hand, as shown in the flowchart of FIG. 4, when the alarm time comes, the terminal device 10 goes off-hook, waits for a dial tone, and sends out a partner selection signal by a push button signal (steps S41 to S41). S4
4). Here, the other party selection signal is the extension designation number information (additional number) of the dial-in service, and is a number individually assigned to each terminal device 10. By sending the above-mentioned partner selection signal, the monitoring apparatus 30 receives the partner selection signal, that is, the extension designation number information (additional number) of the dial-in service, but does not execute the reception service and does not send the reception completion signal. The call is not established, and therefore, in this case, the terminal device 10 receives a busy tone, and if the busy tone continues for a predetermined time, the monitoring device 30
On the side, it is considered that the other party selection signal, that is, the extension designation number information (additional number) of the dial-in service has been received, and the process ends on-hook (steps S45 to S47). In this case, as described above, since the call is not established, the caller does not charge.

On the other hand, as shown in FIG. 5, when there is a call signal from the terminal device 10, the monitoring device 30 makes a primary response, and provides the extension designation number information (additional information) of the dial-in service from the terminal device 10. Number), and goes on-hook after a lapse of a predetermined time until the reception is completed (steps S51 to S55). In this case, the monitoring device 30
Side receives the extension designation number information (additional number), but does not execute the reception service and does not send a reception completion signal to the terminal device 10, so that a call is not established, and the caller, that is, the terminal device 10 side is charged. Is not applied.

Thereafter, the terminal device number corresponding to the received additional number is searched from the terminal device / additional number correspondence table shown in FIG. 3, and if there is no corresponding terminal device, error processing is performed. If there is, the notification date and time are recorded in the item of the periodic notification date and time of the corresponding terminal device management number in the terminal device periodic notification record table shown in FIG. 3 similar to the conventional example, and the process ends (steps S56 to S59). . In this way, the monitoring device 30 records the terminal device management number and the periodic report date and time corresponding to the terminal device in the terminal device regular report record table, and searches the terminal device regular report record table at regular intervals. Then, the terminal device 10 that does not perform the periodic alarm operation at the periodic alarm interval is searched for.

Therefore, according to the first embodiment, the monitoring device 30 is compatible with the PBX dial-in service, and the extension designation number information (additional number) of the PBX dial-in service is individually assigned to the terminal device management number. By receiving the extension designation number information (additional number) by 30, the terminal management number issued is obtained, and after receiving the extension designation number information (additional number), the incoming call service is not executed and the call is established. By not doing so, the caller, that is, the terminal device 10 side is not charged, and a remote monitoring device that does not add a call charge even when the periodic alerting operation is performed can be obtained. When the notification confirmation time comes, the terminal device periodic alarm record table is searched, and the terminal device 1 that does not issue the periodic alarm even after the regular alarm interval has passed.
The normal operation of the terminal device 10 can be confirmed by searching for 0.

Embodiment 2 FIG. In the case of the above-described first embodiment, since the periodic notification from the terminal device 10 to the monitoring device 30 is performed only once, there is a possibility that an incoming call due to an incorrect call or a mischievous call is erroneously recognized as an incoming call by the periodic notification operation. There is. Therefore, in the second embodiment, the periodic alert is set to twice, the first and second intervals are set to a fixed time, and the extension designation number information (additional number) of the same dial-in service is used as described above. Eliminate misrecognition. That is, FIG.
Shows a terminal device periodic alarm record table according to the second embodiment stored in the storage unit 30f of the monitoring device 30, and records first and second periodic alarm dates and times corresponding to the management numbers of each terminal device. The central control unit 30b checks the second periodic alarm, for example, 10 minutes after the first periodic alarm. In this manner, the terminal device periodic alarm record table is stored at regular intervals. It is possible to search and check the regular alerting operation of the terminal device 10 without erroneously recognizing an incoming call caused by a wrong or mischievous call.

Next, the operation according to the second embodiment will be described.
A description will be given with reference to an operation flowchart of the terminal device 10 shown in FIG. 7, an operation flowchart of the monitoring device 30 shown in FIG. 8, and a regular alarm check routine of the monitoring device 30 shown in FIG. First, as shown in the flowchart of FIG. 7, when the alarm time comes, the terminal device 10 goes off-hook, waits for a dial tone, and sends out a partner selection signal by a push button signal (steps S71a to S73).
a). Here, the other party selection signal is the extension designation number information (additional number) of the dial-in service, and is a number individually assigned to each terminal device 10. By sending the above-mentioned partner selection signal, the monitoring apparatus 30 receives the partner selection signal, that is, the extension designation number information (additional number) of the dial-in service, but does not execute the reception service and does not send the reception completion signal. The call is not established, and therefore, in this case, the terminal device 10 receives a busy tone, and if the busy tone continues for a predetermined time, the monitoring device 30
On the side, it is considered that the other party selection signal, that is, the extension designation number information (additional number) of the dial-in service has been received, and the process ends on-hook (steps S74a to S76a).

After the above-mentioned first periodic report, a second regular report is performed again after a predetermined period of time, for example, 10 minutes, in accordance with the same flow as the above-mentioned first regular report (step). S77, S71b to S76b). In this case, in the same manner as in the first embodiment, the call is not established at any of the first and second regular alerts, so that the caller side, that is, the terminal device 10 side is not charged.

On the other hand, as shown in FIG. 8, when a call signal is received from the terminal device 10, the monitoring device 30 makes a primary response, and sets the extension designation number information of the dial-in service from the terminal device 10 (additional information). Number), and goes on-hook after a certain time elapses until the reception is completed (steps S81 to S85). In this case, the monitoring device 30
Side receives the extension designation number information (additional number), but does not execute the reception service and does not send a reception completion signal to the terminal device 10, so that a call is not established, and the caller, that is, the terminal device 10 side is charged. Is not applied.

Thereafter, the terminal device number corresponding to the received additional number is searched from the terminal device / additional number correspondence table shown in FIG. 3, and if there is no corresponding terminal device, error processing is performed. In this case, it is determined whether the first or second regular alert is issued, and the first or second regular alert of the corresponding terminal device management number in the terminal regular alert record table shown in FIG. The report date and time are recorded in the report date and time item, and the process ends (steps S86 to S90a and S90b).

As described above, the monitoring device 30 records the terminal device management number corresponding to the terminal device and the first and second periodic notification dates and times in the terminal device periodic report record table shown in FIG. The terminal device regular alert report is searched at regular intervals, and after the first regular alert, the second regular alert after a predetermined time is checked, and an incorrect call or a mischievous call is erroneously recognized. The regular alerting operation of the terminal device 10 is checked without searching for a terminal device 10 that is not performing the regular alerting operation at the regular alerting interval.

Next, as shown in FIG. 9, the regular alarm check routine of the monitoring device 30 is the same as that of the conventional example. When the regular alarm confirmation time comes, the terminal alarm report table shown in FIG. (Steps S91 to S93). Error processing is performed for a terminal device that is issued at a regular notification interval from the corresponding terminal device and that a second periodic notification is made a predetermined time after the first periodic notification, and that there is no regular notification. And print the record (steps S94 and S9).
5). If the regular alarm has been issued, the next time the regular alarm confirmation time has come, the terminal device again searches the terminal alarm report table, and the corresponding terminal device issues an alarm at the regular alarm interval. Is determined, and error processing is performed in the same manner for a terminal device for which there is no periodic alert, and a record is printed. The regular alarm check routine ends when the search for all terminal devices is completed (steps S91 to S95).

Therefore, according to the second embodiment, the monitoring device 30 stores the terminal device management number corresponding to the terminal device in the terminal device periodic report record table shown in FIG. Is recorded, and the terminal device periodic alarm record table is searched at regular intervals, and after the first periodic alarm, the second periodic alarm after a predetermined time is checked, and the predetermined time is determined. In addition, by searching for a terminal device 10 that does not perform a predetermined regular alerting operation, the regular alerting operation of the terminal device 10 can be reliably checked without erroneously recognizing an incoming call caused by a wrong or mischievous call. The normal operation of the terminal device 10 can be confirmed by searching for the terminal device 10 that is not performing the periodic alarm operation at the alarm interval.

Embodiment 3 FIG. In the second embodiment described above, the periodic notification from the terminal device 10 is set to twice, the first and second intervals are set to a fixed time, and the extension designation number information (additional number) of the same dial-in service is used. Thus, it is prevented that the incoming call is made by mistake or mischievous call. However, in the third embodiment, the second recurrence is not reported with the same extension designation number information (additional number). ,
Alert to other subscriber line groups, and
In this case, it is determined whether or not the scheduled notification operation is correctly performed by setting the scheduled notification date and time to the extension designation number information (additional number) of the second dial-in service to be substantially the same time. .

FIG. 10 is a configuration diagram showing a remote monitoring device according to the third embodiment. The remote monitoring device according to the third embodiment shown in FIG. 10 has the same basic configuration as that of the remote monitoring device according to the first embodiment shown in FIG.
The monitoring device 30 using the X dial-in service has two subscriber lines, the communication unit 30a and the station 41 are connected by two station lines 40a and 40b, and the management number of each terminal device 10 , Extension designation number information (additional numbers) of different first and second dial-in services is added as extension designation number information (additional numbers), and the regular notification date and time are almost the same.

FIG. 11 shows a terminal number / additional number correspondence table according to the third embodiment, in which extension designation number information (first number) of the first and second dial-in services is individually assigned to each terminal device management number. For example, extension designation number information (first number) of the first and second dial-in services corresponding to the terminal device management number “0001” is assigned.
And the second additional number) are “0001” and “040”
1 ”, and similarly, the terminal device management number“ 00 ”
As the extension designation number information (first and second additional numbers) of the first and second dial-in services corresponding to "02",
“0002” and “0402” are assigned, and when an alert is received from the terminal device 10 side, the monitoring device 30
Receives the first and second additional numbers from the terminal device 10 side at substantially the same time, and obtains the terminal device management number that has been issued. The terminal device management number shown in FIG. By recording the regular alarm date and time, the regular alarm operation of the terminal device 10 is confirmed.

Next, the operation according to the third embodiment will be described.
The operation flowchart of the terminal device 10 shown in FIG.
15 and the operation flowchart of the monitoring device 30 shown in FIG.
This will be described with reference to the regular alarm check routine of the monitoring device 30 shown in FIG. First, as shown in the flowchart of FIG. 13, when the alarm time comes, the terminal device 10 goes off-hook, waits for a dial tone, and transmits a partner selection signal by a push button signal (step S131a).
~ S133a). Here, the other party selection signal is the extension designation number information (first additional number) of the first dial-in service.
Is a number assigned to each terminal device 10 individually. By sending the above-mentioned partner selection signal, the monitoring apparatus 30 receives the partner selection signal, that is, the extension designation number information (additional number) of the dial-in service, but does not execute the reception service and does not send the reception completion signal. The call is not established, and therefore, in this case, the terminal device 10 receives a busy tone, and when the busy tone continues for a predetermined time, the monitoring device 30 causes the other party selection signal, that is, the extension designation number information of the dial-in service ( Additional number)
Is received, the program goes on-hook and ends (steps S134a to S136a).

After the above-described first periodic notification, a second periodic notification is performed again at substantially the same time in accordance with the same flow as the first periodic notification (step S131).
b-S136b). At this time, the other party selection signal is the extension designation number information (second additional number) of the second dial-in service, and is the same as the extension designation number information (first additional number) of the first dial-in service. This is a number individually assigned to the terminal device 10. In this case, as in the first and second embodiments, the call is not established at any of the first and second regular alerts, so that the caller, that is, the terminal device 10 does not charge.

On the other hand, as shown in FIG. 14, when there is a call signal from the terminal device 10, the monitoring device 30 makes a primary response, and provides the extension designation number information (additional information) of the dial-in service from the terminal device 10. Number), and goes on-hook after a lapse of a predetermined time until the reception is completed (steps S141 to S145). In this case, the monitoring device 30 receives the extension designation number information (additional number), but does not execute the reception service and does not send a reception completion signal to the terminal device 10, so that the call is not established and the caller,
That is, there is no charge on the terminal device 10 side.

Thereafter, the terminal number corresponding to the received additional number is searched from the terminal / additional number correspondence table shown in FIG. 11, and if there is no corresponding terminal, error processing is performed. If there is, it is determined whether the first additional number is a regular alert or a second additional number is a regular alert,
The notification date and time is recorded in the item of the periodic notification date and time of the first or second additional number of the corresponding terminal device management number in the terminal device periodic notification record table shown in FIG. 12 and the process ends (step S14).
6 to S150a, S150b).

In this way, the monitoring device 30
The terminal device management number corresponding to the terminal device and the periodic notification date and time of the first and second additional numbers are recorded in the terminal device periodic notification record table shown in FIG. By searching and checking the regular alerts of the first and second additional numbers, the regular alerting operation of the terminal device 10 can be checked without erroneously recognizing an incoming call caused by a wrong or mischievous call, and the regular alert interval can be checked. To search for the terminal device 10 that is not performing the periodic alerting operation.

Next, as shown in FIG. 15, the regular alarm check routine of the monitoring device 30 searches the terminal device regular alarm record table shown in FIG. 12 when the regular alarm confirmation time comes (step S151). To S153). It is determined whether the corresponding terminal device has been issued at regular time intervals and whether the first and second additional numbers have been periodically reported, and error processing is performed for the terminal device 10 having no regular report and recorded. Is printed (steps S154 and S155). If the periodic alarm is issued, next time, when the scheduled alarm confirmation time comes, the terminal device periodic alarm record table is searched again, and the corresponding terminal device 10 issues an alarm at the regular alarm interval. Is determined, and error processing is performed in the same manner for the terminal device 10 for which there is no periodic alert, and a record is printed. The regular alarm check routine ends when the search for all terminal devices 10 is completed (steps S151 to S155).

Therefore, according to the third embodiment, the monitoring device 30 sets the terminal device management number and the first and second additional numbers corresponding to the terminal device in the terminal device periodic alarm record table shown in FIG. The alarm date and time are recorded, the terminal device periodic alarm record table is searched at regular intervals, and the periodic alarms of the first and second additional numbers are checked, so that the predetermined alarm time is determined. By searching for a terminal device 10 that is not performing an alerting operation, the terminal device 10 can be reliably checked for a periodic alerting operation without erroneously recognizing an incoming call caused by a wrong or mischievous call. The normal operation of the terminal device 10 can be confirmed by searching for the terminal device 10 that is not performing the periodic alerting operation.

Embodiment 4 FIG. In the fourth embodiment, similarly to the second and third embodiments, an incoming call caused by a wrong call or a mischievous call is prevented from being erroneously recognized as a regular alert. In the fourth embodiment, as shown in FIG.
A scheduled alarm time is set in advance for each terminal device management number, and those that deviate from the scheduled alarm time are regarded as wrong calls or mischief, and the accuracy of the periodic alarm operation is confirmed. I have. That is, in the fourth embodiment, as shown in FIG. 17, the monitoring device 30 always operates the periodic alarm check routine to determine whether each terminal device is regularly alarmed at the scheduled alarm time. The decision is made.

Specifically, as shown in FIG.
(Step S1).
71 to S173), it is determined whether or not the scheduled alarm date and time of each terminal device is within the range of the scheduled alarm schedule time, error processing is performed on the terminal device 10 having no scheduled alarm, and a record is printed (step S174). , S175). If the scheduled alarm is issued, next time, when the scheduled alarm scheduled time comes, the terminal device scheduled alarm report is searched again, and the corresponding terminal device 10 issues the alarm at the scheduled alarm scheduled time. It is determined whether the processing has been performed, and error processing is similarly performed on the terminal device 10 for which there is no periodic alert, and a record is printed. This routine alarm check routine is always operated (steps S171 to S17).
5).

Therefore, according to the fourth embodiment, the monitoring device 30 presets the scheduled time for each terminal device management number in advance, and if the scheduled time is out of the scheduled time, the wrong telephone call is made. Since it is regarded as mischief, it is possible to improve the accuracy of confirming the periodic alarm operation. In particular,
In the above-described first embodiment, the periodic alarm issued at a predetermined interval is regarded as a normal operation, so that the accuracy of the confirmation of the periodic alarm operation is poor. However, in the fourth embodiment, the periodic alarm generated at the scheduled time is performed. Is regarded as a normal operation, it is possible to improve the accuracy of confirming the periodic alarm operation. On the other hand, in the first embodiment, the regular alarm check routine of the monitoring device is started only at the regular alarm check time, so that the processing load of the software is small. In the fourth embodiment, as shown in FIG. In addition, the periodic alarm check routine is always operating, and the processing load of the software increases.

[0054]

As described above, according to the remote monitoring apparatus of the present invention, the communication unit of the monitoring apparatus is compatible with the PBX dial-in service, and the extension designation number of the PBX dial-in service is set for each terminal device. The control unit of the monitoring device is assigned, and at the time of periodic notification from each terminal device, the extension designation number information is received to obtain the management number of the terminal device that has issued the notification, and after receiving the extension number information, the reception service is performed. By not performing a call and establishing a call,
There is the effect that the terminal device side, which is the caller, is not charged, and no call charge is added even if the periodic alarm operation is performed.

Further, the control unit of the monitoring device activates a periodic alarm check routine at a predetermined periodic alarm check time and confirms the periodic alarm operation of each terminal device. This has the effect that the periodic report check routine can be started only to reduce the processing load on the monitoring device when the normal operation of each terminal device is confirmed.

Also, the control unit of the monitoring device confirms the regular notification operation of each terminal device at a predetermined time based on the extension designation number information periodically issued from each terminal device. There is an effect that it is possible to raise the accuracy of confirmation of the periodic alarm operation by regarding alarms other than the determined time as errors or mischief.

Also, the control unit of the monitoring device performs a periodic alarm operation of each terminal device based on extension designation number information that is periodically issued from each terminal device at least twice continuously within a predetermined interval. Is confirmed, it is possible to eliminate the possibility of misrecognition of an incoming call due to a mistake or mischief, thereby improving the accuracy of the confirmation of the periodic alarm operation.

Further, the communication unit of the monitoring device is a PBX
It has at least two subscriber lines for the dial-in service, assigns an extension designation number of the PBX dial-in service corresponding to the number of subscriber lines for each terminal device, and the control unit of the monitoring device comprises: By confirming the periodic alerting operation of each terminal device based on the different extension designation number information that is issued according to the number of subscriber lines, the regular timing performed by each terminal device based on the different extension designation number information There is an effect that it is possible to prevent the alarm operation from being erroneously recognized as an incoming call due to a mistake or mischief by determining that the alarm operation is correct, and to improve the accuracy of checking the periodic alarm operation.

[Brief description of the drawings]

FIG. 1 is a configuration diagram illustrating a remote monitoring device according to a first embodiment of the present invention.

FIG. 2 is a diagram illustrating a PB by a communication unit 30a of the monitoring unit 30 in FIG. 1;
It is an incoming call sequence diagram of X dial-in.

FIG. 3 is an explanatory diagram of a terminal device / additional number correspondence table stored in a storage unit 30f of the monitoring unit 30 in FIG. 1;

FIG. 4 is an operation flowchart of the terminal device 10 according to the first embodiment of the present invention.

FIG. 5 is an operation flowchart of the monitoring device 30 according to the first embodiment of the present invention.

FIG. 6 relates to a second embodiment of the present invention and relates to a monitoring unit 3;
FIG. 9 is an explanatory diagram of a terminal device periodic alarm record table stored in a storage unit 30f of No. 0;

FIG. 7 is an operation flowchart of the terminal device 10 according to the second embodiment of the present invention.

FIG. 8 is an operation flowchart of the monitoring device 30 according to the second embodiment of the present invention.

FIG. 9 is an operation flowchart of a regular alarm check routine of the monitoring device 30 according to the second embodiment of the present invention.

FIG. 10 is a configuration diagram illustrating a remote monitoring device according to a third embodiment of the present invention.

11 is an explanatory diagram of a terminal device / additional number correspondence table stored in the storage unit 30f of the monitoring unit 30 according to the third embodiment of the present invention. FIG.

FIG. 12 relates to Embodiment 3 of the present invention, and is an explanatory diagram of a terminal device periodic alarm record table stored in the storage unit 30f of the monitoring unit 30.

FIG. 13 is an operation flowchart of the terminal device 10 according to the third embodiment of the present invention.

FIG. 14 is an operation flowchart of the monitoring device 30 according to the third embodiment of the present invention.

FIG. 15 is an operation flowchart of a periodic alarm check routine of the monitoring device 30 according to the third embodiment of the present invention.

FIG. 16 relates to Embodiment 4 of the present invention, and is an explanatory diagram of a terminal device periodic alarm record table stored in the storage unit 30f of the monitoring unit 30.

FIG. 17 is an operation flowchart of a periodic alarm check routine of the monitoring device 30 according to the fourth embodiment of the present invention.

FIG. 18 is a configuration diagram showing a remote monitoring device according to a conventional example.

FIG. 19 relates to a conventional example, and is a monitoring device 2 of FIG.
FIG. 9 is an explanatory diagram of a terminal device periodic alarm record table stored in a 0 storage unit 20f.

FIG. 20 is an operation flowchart of a regular alarm check routine of the monitoring device 20 according to the conventional example.

FIG. 21 is an operation flowchart of a terminal device 10 according to a conventional example.

FIG. 22 is an operation flowchart of a monitoring device 20 according to a conventional example.

FIG. 23 shows a terminal device 10 to a monitoring device 2 according to a conventional example.
FIG. 7 is a format diagram of data transmitted to 0.

[Explanation of symbols]

1a to 1n Equipment (in building), 10 terminal equipment, 1
0a monitoring unit, 10c communication unit, 30 monitoring device, 30
a communication unit, 30b central control unit, 30f storage unit, 4
0, 40a, 40b office line, 41 offices (NTT).

────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-5-268668 (JP, A) JP-A-5-266026 (JP, A) JP-A-3-48997 (JP, A) JP-A-4- 265054 (JP, A) JP-A-5-145682 (JP, A) JP-A-3-117066 (JP, A) JP-A 8-37560 (JP, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) H04Q 9/00-9/16 H04M 11/00-11/10 H04Q 3/58

Claims (5)

(57) [Claims] 1. A plurality of terminal devices having a monitoring unit for monitoring a plurality of equipment and a communication unit for sending out periodic alarm information based on the monitoring of the equipment, and a plurality of terminal devices connected to the terminal devices via a public line. A storage unit having a communication unit that receives the above-mentioned periodic report information and a terminal device regular report record table that records the regular report date and time corresponding to the management number of each terminal device, and a regular report from each of the above terminal devices In the above terminal device periodic alarm record table, the periodic alarm date and time corresponding to the management number of each terminal device is recorded and controlled, and the terminal device periodic alarm record table is searched at regular intervals, and the periodic alarm report of each terminal device is performed. And a monitoring device having a control unit for confirming the operation, and a remote monitoring device comprising:
The communication unit of the monitoring device is compatible with the PBX dial-in service, an extension designation number of the PBX dial-in service is assigned to each terminal device, and the control unit of the monitoring device is set to be able to perform a timed alert from each terminal device. A remote monitoring device characterized by obtaining a management number of a terminal device that has issued an alert by receiving extension designation number information, and not executing a call reception service after receiving the extension number information so that a call is not established. 2. The system according to claim 1, wherein the control unit of the monitoring device activates a periodic alarm check routine at a predetermined periodic alarm check time and confirms the periodic alarm operation of each terminal device. A remote monitoring device as described. 3. The control unit of the monitoring device according to claim 1, wherein the control unit confirms a periodic notification operation of each terminal device based on extension designation number information periodically issued from each terminal device at a predetermined time. The remote monitoring device according to claim 1 or 2, wherein 4. The periodic alarming operation of each terminal device based on extension designation number information periodically emitted from each terminal device at least twice consecutively within a predetermined interval. The remote monitoring device according to any one of claims 1 to 3, wherein the remote monitoring device confirms the following. 5. The communication unit of the monitoring device has at least two PBX dial-in service subscriber lines,
An extension designation number of the PBX dial-in service is assigned to each terminal device according to the number of subscriber lines, and the control unit of the monitoring device sends a different notification from each terminal device according to the number of subscriber lines. The remote monitoring device according to any one of claims 1 to 4, wherein a periodic alarm operation of each terminal device is confirmed based on the extension designation number information.