| 摘要 |
PURPOSE: Provided is an automatic reporting system which can report the occurrence of fire or robbery to a central control room of a firehouse or a police station automatically and promptly. In this system, one main subscriber controls a plurality of auxiliary subscribers located in a fixed area totally by using a wireless transmitter/receiver performing multichannel communication, and so a danger signal can be send to the central control room through an exclusive line connected to the main subscriber. CONSTITUTION: The system comprises a main subscriber of automatic reporting device being connected to the central control center through an exclusive line or general telephone line and having a wireless transmitter and receiver, and a plurality of auxiliary subscribers of automatic reporting devices adjacent to the reporting device of the main subscriber corresponded to the devices of the auxiliary subscribers through the transmitter and receiver, which are connected to the device of the main subscriber through telephone lines. The reporting device of the main subscriber checks if there are changes at the devices of auxiliary subscribers by polling the devices and reports to the central control center. When an alarm is generated, the main device notifies the alarming state to the center and a relevant reporting device of the auxiliary subscriber receives the information through the transmitter and receiver, and the device of the main subscriber transmits the state information of the relevant device to the control center. When a matter is occurred, the automatic reporting devices of main and auxiliary subscribers transmits the information to the center through the transmitter and receiver and to a wireless transmitter and receiver of adjacent auxiliary subscriber and the adjacent reporting device sends the information to the center through the transmitter and receiver.
|
