SMART WRISTBAND AND CONTROL METHOD THEREOF

A smart wristband and a control method thereof, relating to the field of wearable devices. The smart wristband comprises: a wristband; a projection lens (110), provided at a first axial end of the wristband and used for projecting and displaying content to be displayed; a ranging sensor (120), disposed at the first axial end of the wristband and used for detecting an obstruction (300) and obtaining the distance between the obstruction (300) and the ranging sensor (120); and a control unit, provided on the wristband and separately connected to the projection lens (110) and the ranging sensor (120), and used for adjusting, according to the distance of the obstruction (300) measured by the ranging sensor (120), the size of a projection interface (111) projected by the projection lens (110). La présente invention concerne un bracelet intelligent et son procédé de commande, et se rapporte au domaine des dispositifs pouvant être portés. Le bracelet intelligent comprend : un bracelet ; une lentille de projection (11