TOOTH-BRUSHING GUIDE MODULE COOPERATING WITH SMART TOOTHBRUSH AND SMART TOOTHBRUSH SYSTEM COMPRISING SMART TOOTHBRUSH AND TOOTH-BRUSHING GUIDE MODULE

摘要

The present invention relates to a smart toothbrush system which accurately determines a tooth-brushing region brushed by a smart toothbrush. The smart toothbrush system may comprise a smart toothbrush including a sensing unit for acquiring toothbrush motion data and a tooth-brushing guide module, wherein the tooth-brushing guide module comprises: a wireless communication unit for receiving the toothbrush motion data; a face recognition unit for recognizing a user's face and acquiring face pose information; and a controller for revising the toothbrush motion data on the basis of the face pose information and detecting a tooth-brushing region, where the smart toothbrush is positioned, on the basis of the revised toothbrush motion data.