Fecha de publicación: 04/02/2022 Fuente: WIPO "bee" The present invention relates to a smart helmet in which an LED warns of prohibition of access to others and a user can recognize approach of others when a proximity sensor detects someone approaching within a predetermined distance. According to the present invention, the smart helmet comprises: a helmet worn on the head; a proximity sensor disposed on the outside of the helmet and transmitting a control signal when another person approaches a predetermined distance; a control unit receiving the control signal transmitted from the proximity sensor and transmitting a signal to an LED and a speaker attached to the outside of the helmet; the LED receiving the signal from the control unit to emit light; the speaker receiving the signal from the control unit to generate a sound; a power supply unit supplying power to the control unit; and a switch controlling on/off of the control unit. Accordingly, the smart helmet provides effect of warning others by using LED light and enabling a user to recognize that others have approached a certain distance through the warning sound generated by the speaker. COPYRIGHT KIPO 2022