Key post attending personnel state monitoring and information reminding method and its implementing apparatus

The invention discloses a method for monitoring the states of key position lookout personnel and prompting information, and a realizing device thereof. The method comprises: adorning lookout personnel with a helmet which is provided with a pick-up head and a loudspeaker, obtaining facial images of the lookout personnel in the pick-up head, transmitting to a processor which is adorned on the waist of the lookout personnel and is provided with a power supply, obtaining the eye opening and closing conditions of the lookout personnel through the image processing and mode recognizing technique by the processor, thereby judging whether the lookout personnel are in the states of distraction or sleepiness and the like or not, and prompting the lookout personnel with information through the loudspeaker which is installed on the helmet by the processor once the lookout personnel are discovered to be in the states of sleepiness and the like. The method and the device can guarantee that the key position lookout personnel always keep high clear-headed and alert states in the working period, thereby exerting the maximum function of lookout work. The device and human body are in non-contact states, the safety is high, and the method and the device are suitable for various lookout places.