JPH0830887A - Emergency reporting device - Google Patents

Abstract

PURPOSE:To provide an emergency reporting device capable of reporting the transmission data to a remote monitoring center regardless of the state of the line voltage of the connected telephone line without cancelling the transmission data to the remote monitoring center. CONSTITUTION:The device is provided with a line voltage monitoring circuit 2 which monitors the line voltage of the telephone line, CPU 3b which waits the reporting processing by storing the data to be reported at the time of abnormality of the line voltage, the abnormality generation date of the line voltage, and the abnormality recovery date in a RAM 3a and reports the stand-by data at the time of recovery to the monitoring center, and interface 4 to be connected with an external handy terminal 5 for maintenance. The cause when the correct reporting can not be performed is clarified and the storage log at the time of the abnormality generation date of the line voltage and the recovery date can be confirmed by the handy terminal 5 for maintenance by reporting the transmission data to the remote monitoring center without cancelling data and reporting the storage data at the time of abnormal generation date of the line voltage at the time of the recovery from abnormality and at the time of the recovery from abnormality.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of an emergency notification device for sending information to a remote monitoring center via a general telephone line when an emergency occurs.

[0002]

2. Description of the Related Art Conventionally, when an emergency situation is detected, an emergency notification device automatically dials a predetermined remote monitoring center and sends data when a general telephone line is connected to the remote monitoring center. Has been done. This time,
Even if the line voltage is cut off for some reason such as poor construction of the telephone line connected to the emergency call device or the contractor's unpaid billing, the line is automatically dialed. Therefore, if the general telephone line is not connected to the remote monitoring center, the data is discarded after redialing a predetermined number of times.

[0003]

Since the conventional emergency call device automatically dials regardless of the state of the line voltage of the connected telephone line to notify the remote monitoring center, an emergency situation is detected. In spite of the above, if the call processing could not be correctly performed, there was a problem that the reason why the call processing could not be performed would be unclear if the abnormal state of the telephone line was restored before the cause investigation.

The present invention has been made in order to solve the above-mentioned problems, and makes a notification without discarding the data transmitted to the remote monitoring center regardless of the state of the line voltage of the connected telephone line. The purpose is to obtain an emergency notification device that can.

[0005]

An emergency call device according to claim 1 of the present invention is an emergency call device which automatically dials a monitoring center via a telephone line to transmit data when an emergency situation is detected. , A line voltage monitoring circuit for monitoring the line voltage of the above-mentioned telephone line, and when the line voltage is abnormal, the storage means stores the data to be reported and waits for the reporting process, and monitors the data that was waiting when the line was restored. It is characterized by comprising a control means for reporting to the center.

Further, in the emergency notification device according to a second aspect of the present invention, the control means causes the storage means to store the date and time when the line voltage is abnormal and the date and time when the line is recovered, and reports the stored data to the monitoring center when the error is recovered. It is characterized by.

Further, the emergency notification device according to claim 3 is
An interface for connecting the control means to an external maintenance handy terminal is further provided.

[0008]

In the emergency call device according to the first aspect of the present invention, when the emergency situation is detected, the emergency call device automatically dials the data through the telephone line to transmit the data. A line voltage monitoring circuit that monitors the line voltage, and a control that stores the data to be reported when the line voltage is abnormal in the storage means, waits for the report process, and reports the waiting data to the monitoring center when restored. By providing the means, when an abnormality of the telephone line connected to the emergency notification device is detected, even if an emergency situation is detected, standby is performed without performing notification processing, and processing is performed when the abnormality of the telephone line is recovered. By doing so, it is possible to make a notification without discarding the data sent to the remote monitoring center regardless of the state of the line voltage of the connected telephone line.

Further, in the emergency notification device according to the second aspect, the control means causes the storage means to store the date and time when the line voltage is abnormal and the date and time when the line is abnormally restored, and reports the stored data to the monitoring center when the abnormality is recovered. This makes it possible to clarify the cause when the notification process cannot be performed correctly.

Further, in the emergency notification device according to a third aspect of the present invention, since the interface for connecting the control means and the external maintenance handy terminal is further provided, the date and time when the line voltage is abnormal and the date and time when the line is restored are restored. Makes it possible to check the memory history of the item on the maintenance handy terminal.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to illustrated embodiments. FIG. 1 is a block diagram showing an emergency notification device according to an embodiment of the present invention. In FIG. 1, 1 is a data transmission / reception circuit that is connected to a remote monitoring center (not shown) via a general telephone line to send and receive data, 2 is a line voltage monitoring circuit that monitors the line voltage of the telephone line, and 3 is a notification An operation control circuit 4 is an interface for connecting the maintenance handy terminal and the notification operation control circuit 3 to each other.
Indicates a handy terminal for maintenance.

Here, the notification operation control circuit 3 is a RAM 3a for storing notification data which is processed in standby along with the line voltage abnormality occurrence date and time and the error recovery date and time, and when the line voltage is abnormal, waits for the notification process. , CP that reports to the monitoring center the data that was waiting at the time of restoration and the stored data of the line voltage abnormality occurrence date and abnormality restoration date and time
It comprises a U3b and a ROM 3c which stores a program for processing operation of the CPU 3b.

Next, the operation according to the above configuration will be described with reference to the ROM 3c.
2 which is stored in and is processed by the CPU 3b.
It will be described with reference to the flowchart of the program shown in FIG. The CPU 3b of the notification operation control circuit 3 constantly monitors the voltage of the telephone line connected via the line voltage monitoring circuit 2 (step S1). If an emergency occurs when the line voltage is normal (step S2),
Normal notification processing is performed in the same manner as in the past (step S
3).

However, when an abnormality of the line voltage is detected through the line voltage monitoring circuit 2, the date and time of the abnormality occurrence is recorded in the RAM 3a (step S5), and when the abnormality is recovered, the abnormality recovery date and time is similarly stored in the RAM 3a. Do (Step S
6, S4), if an emergency occurs during abnormal continuation, the notification processing is waited for and the notification data is stored in the RAM 3a (steps S7, S8), and the recovery date and time is stored in the RAM 3a when the line voltage is recovered. At the same time, the waiting data is notified as pending data so that the remote monitoring center can understand that it is different from the normal notification data (steps S9 and S10).

The monitoring status of the line voltage is determined by the handy terminal interface 4 for maintenance of the emergency notification device.
By connecting the maintenance handy terminal 5 to, it is possible to check the history of line voltage abnormality occurrence and restoration.

Therefore, according to the above-described embodiment, the line voltage monitoring circuit 2 for monitoring the line voltage of the telephone line, the notification processing when the line voltage is abnormal, and the data waiting when the line is restored are monitored by the monitoring center. By providing the notification operation control circuit 3 for making a notification to the telephone, when an abnormality is detected in the telephone line to which the emergency notification device is connected, even if an emergency situation is detected, the notification processing is not performed and the telephone By performing the notification process when the line is recovered from an abnormality, it is possible to make a report without discarding the data sent to the remote monitoring center regardless of the line voltage state of the connected telephone line.

Further, the date and time when the line voltage abnormality occurred and the date and time when the abnormality is recovered are stored in the RAM 3a in the notification operation control circuit 3 together with the data waiting for the notification process, and the stored data together with the data waiting during the error recovery. By notifying the monitoring center of the cause, it is possible to clarify the cause when the notification process could not be performed correctly, and by providing the interface 4 for connecting to the external maintenance handy terminal 5. It is possible to confirm the memory history of the line voltage abnormality occurrence date and recovery date and time on the maintenance handy terminal.

[0018]

As described above, according to the emergency notification device according to the first aspect of the present invention, when an emergency is detected, the emergency information is automatically dialed to the monitoring center via the telephone line to transmit the data. The reporting device includes a line voltage monitoring circuit that monitors the line voltage of the telephone line, and a control means that waits for reporting processing when the line voltage is abnormal and reports the waiting data to the monitoring center when the line voltage is restored. Therefore, if an abnormality is detected in the telephone line to which the emergency call device is connected, even if an emergency situation is detected, the alert process is not performed and the system waits and the alert process is performed when the abnormality in the telephone line is recovered. Thus, there is an effect that regardless of the line voltage state of the connected telephone line, the data sent to the remote monitoring center can be reported without being discarded.

According to another aspect of the emergency notification device of the present invention, the control means causes the storage means to store the date and time when the line voltage is abnormal and the date and time when the abnormality is recovered together with the data waiting for the notification process. Occasionally, by reporting the other stored data together with the waiting data to the monitoring center, it is possible to clarify the cause when the reporting process cannot be performed correctly.

Further, according to the emergency notification device of the third aspect, an interface for connecting the control means and an external maintenance handy terminal is further provided, so that the line voltage abnormality occurrence date and time and restoration are performed. There is an effect that the stored history of date and time can be confirmed on the maintenance handy terminal.

[Brief description of drawings]

FIG. 1 is a configuration diagram showing an emergency notification device according to an embodiment of the present invention.

FIG. 2 is a flowchart illustrating the circuit operation of FIG.

[Explanation of symbols]

1 data transmission / reception circuit, 2 line voltage monitoring circuit, 3 notification operation control circuit, 3a RAM, 3b CPU, 3c
ROM, 4 interface, 5 maintenance handy terminal.

Claims (3)

[Claims] 1. A line voltage monitoring circuit for monitoring the line voltage of the telephone line in an emergency notification device which automatically dials a monitoring center via a telephone line to send data when an emergency is detected, and a line. An emergency call characterized by having a control means for storing the data to be reported in the storage means when the voltage is abnormal, waiting for the notification processing, and for reporting the data that was waiting when the data is restored to the monitoring center apparatus. 2. The emergency control system according to claim 1, wherein the control means stores the date and time when the line voltage is abnormal and the date and time when the line is recovered in the memory, and reports the stored data to the monitoring center when the error is recovered. Notification device. 3. The emergency notification device according to claim 1, further comprising an interface for connecting the control means and an external maintenance handy terminal.