Automatic alarm system and method for falling of aircraft external store

The invention discloses an automatic alarm system and method for falling of an external store of an airplane. Comprising a device (1) which is installed on a towed object and can send self GPS position information in real time; the system further comprises a device (2) which is installed on an airplane and can receive GPS position information, a receiving antenna (3), a signal processor (4) and a data processing computer (5). The receiving antenna (3) is electrically connected with the signal processor (4), the signal processor (4) is electrically connected with the data processing computer (5), and the data processing computer (5) is electrically connected with the device (2) capable of receiving GPS position information. Whether the external store falls off or not can be monitored at the position far away from the machine body. 本发明公开了一种飞机外挂物掉落自动告警系统及方法。包括安装于拖曳物上的、能实时发送自身GPS位置信息的装置(1)；还包括安装于飞机上的、能接收GPS位置信息的装置(2)，接收天线(3)，信号处理机(4)和数据处理计算机(5)；所述的接收天线(3)与信号处理机(4)电连接，信号处理机(4)与数据处理计算机(5)电连接，数据处理计算机(5)与能接收GPS位置信息的装