| 摘要 |
PROBLEM TO BE SOLVED: To provide a safety monitoring system, a fatigue monitoring device therefor and a helmet.SOLUTION: A helmet which functions as a fatigue monitoring device comprises: a helmet body; a first electrode which is provided inside the helmet body, touches a position of user head and acquires first information; a second electrode which is provided outside the helmet body, touches another position of user head and acquires second information; a fatigue level calculation device including a brain wave calculation module which is electrically connected with the first electrode and the second electrode to acquire brain wave information on the basis of the first information and the second information and a fatigue judgment module which is electrically connected with the brain wave calculation module to acquire fatigue level information on the basis of the brain wave information; and a power supply device. The fatigue level calculation device and the power supply device are installed at two opposite sides of the helmet body, respectively. |
