| 摘要 |
Disclosed are a wearable device for determining whether packaged food is opened and providing information related to the time at which the packed food has been opened, and a control method therefor. The wearable device, according to the present specification, can comprise: a memory unit for storing data; a camera for sensing an image; and a control unit for distinguishing hand motions of a user and the packaged food in a first image received through the camera, storing, in the memory unit, data on the food of which the package is opened (hereinafter, referred to as "food data") and data on the time at which the package is opened (hereinafter, referred to as "opening time") when it is determined that the package of the food distinguished in the first image received through the camera is opened by means of the hand motions of the user distinguished in the first image received through the camera, and outputting an information signal providing, to the user, the information related to the opening time when the food distinguished from a second image received through the camera matches the food data after the food data and the opening time are stored. |
